e(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) r7 = getgid() lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, r7) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 326.976060] ? __pmd_alloc+0x4e0/0x4e0 [ 326.976072] ? find_held_lock+0x39/0x1d0 [ 326.976098] ? lock_downgrade+0x980/0x980 [ 326.976108] ? __lock_is_held+0xbc/0x140 [ 326.976166] handle_mm_fault+0x334/0x8d0 [ 326.976175] ? down_read+0x96/0x150 [ 326.976185] ? __handle_mm_fault+0x3e20/0x3e20 2017/12/03 09:32:00 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) r7 = getgid() lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, r7) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000da6000-0x4)=0x0) ioctl$DRM_IOCTL_GET_CLIENT(r5, 0xc0286405, &(0x7f00005d2000)={0xffffffff, 0x9, r8, 0x20, r6, 0x6, 0x6, 0x8}) unlink(&(0x7f0000d1b000-0xe)="2e2f66696c65302f66696c653000") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") 2017/12/03 09:32:00 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:00 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) getgid() clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 326.976193] ? vmacache_find+0x5f/0x280 [ 326.976209] ? find_vma+0x30/0x150 [ 326.976226] __do_page_fault+0x5c9/0xc90 [ 326.976250] ? mm_fault_error+0x2c0/0x2c0 [ 326.976262] ? print_usage_bug+0x3f0/0x3f0 [ 326.976283] do_page_fault+0xee/0x720 2017/12/03 09:32:00 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:00 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) r7 = getgid() lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, r7) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000da6000-0x4)=0x0) ioctl$DRM_IOCTL_GET_CLIENT(r5, 0xc0286405, &(0x7f00005d2000)={0xffffffff, 0x9, r8, 0x20, r6, 0x6, 0x6, 0x8}) 2017/12/03 09:32:00 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 326.976297] ? __do_page_fault+0xc90/0xc90 [ 326.976320] ? lock_release+0xda0/0xda0 [ 326.976343] ? mark_held_locks+0xb2/0x100 [ 326.976355] ? retint_kernel+0x10/0x10 [ 326.976377] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 326.976401] page_fault+0x22/0x30 [ 326.976412] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 2017/12/03 09:32:00 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:00 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) r7 = getgid() lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, r7) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000da6000-0x4)=0x0) ioctl$DRM_IOCTL_GET_CLIENT(r5, 0xc0286405, &(0x7f00005d2000)={0xffffffff, 0x9, r8, 0x20, r6, 0x6, 0x6, 0x8}) unlink(&(0x7f0000d1b000-0xe)="2e2f66696c65302f66696c653000") [ 326.976417] RSP: 0018:ffff8801cf50f790 EFLAGS: 00010216 [ 326.976425] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 326.976431] RDX: 00000000000001c1 RSI: 0000000020012001 RDI: ffff8801cf50fb90 [ 326.976437] RBP: ffff8801cf50f870 R08: 0000000000000003 R09: 1ffff10039ea1eac [ 326.976444] R10: ffff8801c9e86580 R11: 0000000000000003 R12: 1ffff10039ea1ef5 2017/12/03 09:32:01 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d79", 0x92, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:01 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 326.976449] R13: ffff8801cf50f848 R14: 0000000000000000 R15: ffff8801cf50fb88 [ 326.976474] ? iov_iter_fault_in_readable+0x366/0x410 [ 326.976499] ? iov_iter_revert+0x9d0/0x9d0 [ 326.976517] ? mark_held_locks+0xb2/0x100 [ 326.976526] ? simple_xattr_get+0xeb/0x160 [ 326.976537] ? current_kernel_time64+0x122/0x2f0 [ 326.976550] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 326.976567] generic_perform_write+0x200/0x600 [ 326.976603] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 326.976610] ? generic_update_time+0x1b2/0x270 [ 326.976623] ? __mnt_drop_write_file+0xd/0x70 [ 326.976634] ? file_update_time+0xbf/0x470 [ 326.976648] ? current_time+0xc0/0xc0 [ 326.976668] ? down_write+0x87/0x120 [ 326.976686] __generic_file_write_iter+0x366/0x5b0 [ 326.976695] ? check_noncircular+0x20/0x20 [ 326.976715] generic_file_write_iter+0x399/0x7a0 [ 326.976734] ? __generic_file_write_iter+0x5b0/0x5b0 [ 326.976752] ? iov_iter_init+0xaf/0x1d0 [ 326.976769] __vfs_write+0x68a/0x970 [ 326.976785] ? kernel_read+0x120/0x120 2017/12/03 09:32:01 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 326.976829] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 326.976840] ? __sb_start_write+0x203/0x290 [ 326.976857] vfs_write+0x18f/0x510 [ 326.976875] SyS_write+0xef/0x220 [ 326.976889] ? SyS_read+0x220/0x220 [ 326.976900] ? keyctl_revoke_key+0x7f/0x100 [ 326.976909] ? do_fast_syscall_32+0x156/0xf9d [ 326.976924] ? SyS_read+0x220/0x220 [ 326.976933] do_fast_syscall_32+0x3ee/0xf9d 2017/12/03 09:32:01 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:01 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:01 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 326.976943] ? do_raw_spin_trylock+0x190/0x190 [ 326.976959] ? do_int80_syscall_32+0x9d0/0x9d0 [ 326.976977] ? lockdep_sys_exit+0x47/0xf0 [ 326.976987] ? syscall_return_slowpath+0x2ad/0x550 [ 326.976996] ? prepare_exit_to_usermode+0x340/0x340 [ 326.977008] ? sysret32_from_system_call+0x5/0x3b 2017/12/03 09:32:01 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) r7 = getgid() lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, r7) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000da6000-0x4)=0x0) 2017/12/03 09:32:01 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 326.977026] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 326.977045] entry_SYSENTER_compat+0x51/0x60 [ 326.977051] RIP: 0023:0xf7fd1c79 [ 326.977055] RSP: 002b:00000000f77cd08c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 326.977063] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 326.977068] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 326.977072] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 2017/12/03 09:32:01 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8a", 0x97, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:01 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:01 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) r7 = getgid() lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, r7) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000da6000-0x4)=0x0) ioctl$DRM_IOCTL_GET_CLIENT(r5, 0xc0286405, &(0x7f00005d2000)={0xffffffff, 0x9, r8, 0x20, r6, 0x6, 0x6, 0x8}) [ 326.977076] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 326.977080] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 326.997341] binder: BINDER_SET_CONTEXT_MGR already set 2017/12/03 09:32:01 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 326.997350] binder: 14538:14547 ioctl 40046207 0 returned -16 [ 327.023146] FAULT_FLAG_ALLOW_RETRY missing 30 [ 327.023160] CPU: 1 PID: 14525 Comm: syz-executor4 Not tainted 4.15.0-rc1+ #115 [ 327.023166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.023169] Call Trace: [ 327.023184] dump_stack+0x194/0x257 [ 327.023202] ? arch_local_irq_restore+0x53/0x53 2017/12/03 09:32:01 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.023222] ? handle_userfault+0x12b7/0x24c0 [ 327.023239] handle_userfault+0x12fa/0x24c0 [ 327.023248] ? handle_userfault+0x150b/0x24c0 [ 327.023280] ? userfaultfd_ioctl+0x4520/0x4520 [ 327.023300] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 327.023310] ? check_noncircular+0x20/0x20 [ 327.023326] ? set_next_entity+0x2ed/0xd70 [ 327.023338] ? print_usage_bug+0x3f0/0x3f0 [ 327.023347] ? print_usage_bug+0x3f0/0x3f0 [ 327.023355] ? switched_to_fair+0xb0/0xb0 2017/12/03 09:32:01 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.023362] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 327.023374] ? trace_hardirqs_on+0xd/0x10 [ 327.023385] ? get_user_pages_fast+0x14e/0x340 [ 327.023408] ? check_noncircular+0x20/0x20 [ 327.023425] ? __lock_acquire+0x6e9/0x47f0 [ 327.023434] ? __lock_acquire+0x6e9/0x47f0 [ 327.023444] ? lock_downgrade+0x980/0x980 [ 327.023459] ? lock_acquire+0x1d5/0x580 [ 327.023482] ? find_held_lock+0x39/0x1d0 [ 327.023511] ? lock_downgrade+0x980/0x980 2017/12/03 09:32:01 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) r1 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r2, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r3 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r3, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:01 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.023523] ? __handle_mm_fault+0x2698/0x3e20 [ 327.023537] ? finish_task_switch+0x1d3/0x740 [ 327.023551] ? lock_release+0xda0/0xda0 [ 327.023572] ? do_raw_spin_trylock+0x190/0x190 [ 327.023582] ? userfaultfd_ctx_put+0x740/0x740 [ 327.023608] __handle_mm_fault+0x353a/0x3e20 [ 327.023616] ? check_noncircular+0x20/0x20 2017/12/03 09:32:01 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) r7 = getgid() lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, r7) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:01 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(0xffffffffffffffff, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:01 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f2", 0x99, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.023633] ? __pmd_alloc+0x4e0/0x4e0 [ 327.023643] ? find_held_lock+0x39/0x1d0 [ 327.023670] ? lock_downgrade+0x980/0x980 [ 327.023680] ? __lock_is_held+0xbc/0x140 [ 327.023738] handle_mm_fault+0x334/0x8d0 [ 327.023748] ? down_read+0x96/0x150 [ 327.023760] ? __handle_mm_fault+0x3e20/0x3e20 [ 327.023767] ? vmacache_find+0x5f/0x280 2017/12/03 09:32:01 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r3, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:01 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) r7 = getgid() lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, r7) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000da6000-0x4)=0x0) [ 327.023782] ? find_vma+0x30/0x150 [ 327.023804] __do_page_fault+0x5c9/0xc90 [ 327.023816] ? refill_pi_state_cache.part.6+0x2f0/0x2f0 [ 327.023831] ? mm_fault_error+0x2c0/0x2c0 [ 327.023839] ? print_usage_bug+0x3f0/0x3f0 [ 327.023844] ? check_noncircular+0x20/0x20 [ 327.023851] ? futex_wait_setup+0x22e/0x3d0 [ 327.023861] do_page_fault+0xee/0x720 2017/12/03 09:32:01 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.023871] ? __do_page_fault+0xc90/0xc90 [ 327.023876] ? check_noncircular+0x20/0x20 [ 327.023892] ? mark_held_locks+0xb2/0x100 [ 327.023896] ? find_held_lock+0x39/0x1d0 [ 327.023903] ? retint_kernel+0x10/0x10 [ 327.023914] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.023927] page_fault+0x22/0x30 [ 327.023933] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 327.023936] RSP: 0018:ffff8801cd44f790 EFLAGS: 00010212 2017/12/03 09:32:01 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:01 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:01 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.023941] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 327.023944] RDX: 0000000000000176 RSI: 0000000020012001 RDI: ffff8801cd44fb90 [ 327.023947] RBP: ffff8801cd44f870 R08: 1ffff100389a6dba R09: 0000000000000000 [ 327.023949] R10: ffff8801ca904440 R11: 0000000000000000 R12: 1ffff10039a89ef5 2017/12/03 09:32:01 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r3, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.023952] R13: ffff8801cd44f848 R14: 0000000000000000 R15: ffff8801cd44fb88 [ 327.023966] ? iov_iter_fault_in_readable+0x366/0x410 [ 327.023981] ? iov_iter_revert+0x9d0/0x9d0 [ 327.023991] ? mark_held_locks+0xb2/0x100 [ 327.023996] ? simple_xattr_get+0xeb/0x160 [ 327.024008] ? current_kernel_time64+0x122/0x2f0 [ 327.024023] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 327.024044] generic_perform_write+0x200/0x600 [ 327.024080] ? filemap_fdatawait_keep_errors+0xb0/0xb0 2017/12/03 09:32:01 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:01 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") 2017/12/03 09:32:01 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f251", 0x9a, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.024086] ? current_time+0x88/0xc0 [ 327.024096] ? file_update_time+0xbf/0x470 [ 327.024110] ? current_time+0xc0/0xc0 [ 327.024131] ? down_write+0x87/0x120 [ 327.024149] __generic_file_write_iter+0x366/0x5b0 [ 327.024157] ? check_noncircular+0x20/0x20 [ 327.024176] generic_file_write_iter+0x399/0x7a0 2017/12/03 09:32:01 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) getgid() clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:01 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.024197] ? __generic_file_write_iter+0x5b0/0x5b0 [ 327.024214] ? iov_iter_init+0xaf/0x1d0 [ 327.024231] __vfs_write+0x68a/0x970 [ 327.024248] ? kernel_read+0x120/0x120 [ 327.024294] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 327.024304] ? __sb_start_write+0x203/0x290 [ 327.024319] vfs_write+0x18f/0x510 [ 327.024336] SyS_write+0xef/0x220 2017/12/03 09:32:01 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:01 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) r7 = getgid() lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, r7) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.024350] ? SyS_read+0x220/0x220 [ 327.024362] ? finish_task_switch+0x1aa/0x740 [ 327.024371] ? do_fast_syscall_32+0x156/0xf9d [ 327.024386] ? SyS_read+0x220/0x220 [ 327.024398] do_fast_syscall_32+0x3ee/0xf9d [ 327.024409] ? do_raw_spin_trylock+0x190/0x190 [ 327.024425] ? do_int80_syscall_32+0x9d0/0x9d0 [ 327.024444] ? lockdep_sys_exit+0x47/0xf0 [ 327.024454] ? syscall_return_slowpath+0x2ad/0x550 2017/12/03 09:32:01 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:01 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r3, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.024464] ? prepare_exit_to_usermode+0x340/0x340 [ 327.024476] ? sysret32_from_system_call+0x5/0x3b [ 327.024495] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.024518] entry_SYSENTER_compat+0x51/0x60 [ 327.024525] RIP: 0023:0xf7f9bc79 [ 327.024529] RSP: 002b:00000000f779708c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 327.024538] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 2017/12/03 09:32:02 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.024542] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 327.024546] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 327.024551] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 327.024555] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 327.024791] FAULT_FLAG_ALLOW_RETRY missing 30 [ 327.024808] CPU: 1 PID: 14491 Comm: syz-executor5 Not tainted 4.15.0-rc1+ #115 2017/12/03 09:32:02 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.024814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.024817] Call Trace: [ 327.024829] dump_stack+0x194/0x257 [ 327.024847] ? arch_local_irq_restore+0x53/0x53 [ 327.024868] ? handle_userfault+0x12b7/0x24c0 [ 327.024883] handle_userfault+0x12fa/0x24c0 [ 327.024892] ? handle_userfault+0x150b/0x24c0 2017/12/03 09:32:02 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.024921] ? userfaultfd_ioctl+0x4520/0x4520 [ 327.024938] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 327.024950] ? check_noncircular+0x20/0x20 [ 327.024965] ? set_next_entity+0x2ed/0xd70 [ 327.024977] ? print_usage_bug+0x3f0/0x3f0 [ 327.024987] ? print_usage_bug+0x3f0/0x3f0 [ 327.024995] ? switched_to_fair+0xb0/0xb0 2017/12/03 09:32:02 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.025007] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 327.025018] ? trace_hardirqs_on+0xd/0x10 [ 327.025029] ? get_user_pages_fast+0x14e/0x340 [ 327.025050] ? check_noncircular+0x20/0x20 [ 327.025067] ? __lock_acquire+0x6e9/0x47f0 [ 327.025076] ? __lock_acquire+0x6e9/0x47f0 [ 327.025085] ? lock_downgrade+0x980/0x980 [ 327.025097] ? lock_acquire+0x1d5/0x580 [ 327.025105] ? finish_task_switch+0x1aa/0x740 [ 327.025124] ? find_held_lock+0x39/0x1d0 2017/12/03 09:32:02 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) getgid() clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:02 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:02 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.025150] ? lock_downgrade+0x980/0x980 [ 327.025159] ? __handle_mm_fault+0x2698/0x3e20 [ 327.025171] ? finish_task_switch+0x1d3/0x740 [ 327.025182] ? lock_release+0xda0/0xda0 [ 327.025190] ? copy_overflow+0x20/0x20 [ 327.025201] ? do_raw_spin_trylock+0x190/0x190 2017/12/03 09:32:02 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.025209] ? userfaultfd_ctx_put+0x740/0x740 [ 327.025229] __handle_mm_fault+0x353a/0x3e20 [ 327.025234] ? check_noncircular+0x20/0x20 [ 327.025247] ? __pmd_alloc+0x4e0/0x4e0 [ 327.025256] ? find_held_lock+0x39/0x1d0 [ 327.025276] ? lock_downgrade+0x980/0x980 [ 327.025283] ? __lock_is_held+0xbc/0x140 [ 327.025329] handle_mm_fault+0x334/0x8d0 [ 327.025336] ? down_read+0x96/0x150 [ 327.025346] ? __handle_mm_fault+0x3e20/0x3e20 [ 327.025353] ? vmacache_find+0x5f/0x280 [ 327.025366] ? find_vma+0x30/0x150 [ 327.025378] __do_page_fault+0x5c9/0xc90 [ 327.025395] ? mm_fault_error+0x2c0/0x2c0 [ 327.025405] ? print_usage_bug+0x3f0/0x3f0 [ 327.025422] do_page_fault+0xee/0x720 2017/12/03 09:32:02 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.025432] ? __do_page_fault+0xc90/0xc90 [ 327.025442] ? lock_release+0xda0/0xda0 [ 327.025459] ? mark_held_locks+0xb2/0x100 [ 327.025467] ? retint_kernel+0x10/0x10 [ 327.025481] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.025498] page_fault+0x22/0x30 [ 327.025507] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 327.025512] RSP: 0018:ffff8801c5ce7790 EFLAGS: 00010216 [ 327.025520] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 2017/12/03 09:32:02 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:02 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:02 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.025524] RDX: 0000000000000179 RSI: 0000000020012001 RDI: ffff8801c5ce7b90 [ 327.025529] RBP: ffff8801c5ce7870 R08: 0000000000000003 R09: 1ffff10038b9ceac [ 327.025533] R10: 0000000000000000 R11: 0000000000000003 R12: 1ffff10038b9cef5 [ 327.025537] R13: ffff8801c5ce7848 R14: 0000000000000000 R15: ffff8801c5ce7b88 2017/12/03 09:32:02 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) futimesat(r5, &(0x7f00000af000)="2e2f66696c65312f66696c653000", &(0x7f00000ea000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}) lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.025558] ? iov_iter_fault_in_readable+0x366/0x410 [ 327.025581] ? iov_iter_revert+0x9d0/0x9d0 [ 327.025598] ? mark_held_locks+0xb2/0x100 [ 327.025609] ? current_kernel_time64+0x122/0x2f0 [ 327.025621] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 327.025636] generic_perform_write+0x200/0x600 [ 327.025651] ? lock_acquire+0x1d5/0x580 [ 327.025675] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 327.025683] ? generic_update_time+0x1b2/0x270 2017/12/03 09:32:02 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.025696] ? __mnt_drop_write_file+0xd/0x70 [ 327.025705] ? file_update_time+0xbf/0x470 [ 327.025717] ? current_time+0xc0/0xc0 [ 327.025735] ? down_write+0x87/0x120 [ 327.025754] __generic_file_write_iter+0x366/0x5b0 [ 327.025762] ? check_noncircular+0x20/0x20 [ 327.025781] generic_file_write_iter+0x399/0x7a0 2017/12/03 09:32:02 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.025806] ? __generic_file_write_iter+0x5b0/0x5b0 [ 327.025824] ? iov_iter_init+0xaf/0x1d0 [ 327.025840] __vfs_write+0x68a/0x970 [ 327.025857] ? kernel_read+0x120/0x120 [ 327.025907] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 327.025917] ? __sb_start_write+0x203/0x290 [ 327.025934] vfs_write+0x18f/0x510 [ 327.025951] SyS_write+0xef/0x220 [ 327.025965] ? SyS_read+0x220/0x220 2017/12/03 09:32:02 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.025977] ? finish_task_switch+0x1aa/0x740 [ 327.025987] ? do_fast_syscall_32+0x156/0xf9d [ 327.026001] ? SyS_read+0x220/0x220 [ 327.026013] do_fast_syscall_32+0x3ee/0xf9d [ 327.026024] ? do_raw_spin_trylock+0x190/0x190 [ 327.026040] ? do_int80_syscall_32+0x9d0/0x9d0 [ 327.026059] ? lockdep_sys_exit+0x47/0xf0 [ 327.026070] ? syscall_return_slowpath+0x2ad/0x550 2017/12/03 09:32:02 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:02 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.026086] ? sysret32_from_system_call+0x5/0x3b [ 327.026105] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.026128] entry_SYSENTER_compat+0x51/0x60 [ 327.026134] RIP: 0023:0xf7f8fc79 [ 327.026139] RSP: 002b:00000000f778b08c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 327.026148] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000020011fd2 [ 327.026154] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 2017/12/03 09:32:02 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:02 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:02 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.026159] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 327.026164] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 2017/12/03 09:32:02 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:02 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.026169] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 327.035271] FAULT_FLAG_ALLOW_RETRY missing 30 [ 327.035286] CPU: 0 PID: 14542 Comm: syz-executor3 Not tainted 4.15.0-rc1+ #115 2017/12/03 09:32:02 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.035297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.035312] Call Trace: [ 327.035325] dump_stack+0x194/0x257 [ 327.035340] ? arch_local_irq_restore+0x53/0x53 [ 327.035351] ? rb_erase_cached+0xf50/0x3540 [ 327.035360] ? check_noncircular+0x20/0x20 [ 327.035369] ? lock_downgrade+0x980/0x980 [ 327.035382] ? handle_userfault+0x12b7/0x24c0 [ 327.035398] handle_userfault+0x12fa/0x24c0 [ 327.035406] ? handle_userfault+0x150b/0x24c0 [ 327.035431] ? userfaultfd_ioctl+0x4520/0x4520 [ 327.035446] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 327.035469] ? print_usage_bug+0x3f0/0x3f0 [ 327.035478] ? print_usage_bug+0x3f0/0x3f0 2017/12/03 09:32:02 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:02 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)=""}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.035497] ? find_held_lock+0x39/0x1d0 [ 327.035515] ? check_noncircular+0x20/0x20 [ 327.035531] ? __lock_acquire+0x6e9/0x47f0 [ 327.035539] ? __lock_acquire+0x6e9/0x47f0 [ 327.035571] ? find_held_lock+0x39/0x1d0 [ 327.035597] ? lock_downgrade+0x980/0x980 [ 327.035608] ? __handle_mm_fault+0x2698/0x3e20 [ 327.035627] ? lock_release+0xda0/0xda0 [ 327.035645] ? do_raw_spin_trylock+0x190/0x190 2017/12/03 09:32:03 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:03 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:03 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(0xffffffffffffffff, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.035654] ? userfaultfd_ctx_put+0x740/0x740 [ 327.035664] ? enqueue_task_fair+0x3b1/0x2950 [ 327.035684] __handle_mm_fault+0x353a/0x3e20 [ 327.035691] ? check_noncircular+0x20/0x20 [ 327.035706] ? __pmd_alloc+0x4e0/0x4e0 2017/12/03 09:32:03 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(0xffffffffffffffff, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.035717] ? find_held_lock+0x39/0x1d0 [ 327.035742] ? lock_downgrade+0x980/0x980 [ 327.035751] ? __lock_is_held+0xbc/0x140 [ 327.035803] handle_mm_fault+0x334/0x8d0 [ 327.035812] ? down_read+0x96/0x150 [ 327.035822] ? __handle_mm_fault+0x3e20/0x3e20 2017/12/03 09:32:03 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:03 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r3, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.035828] ? vmacache_find+0x5f/0x280 [ 327.035844] ? find_vma+0x30/0x150 [ 327.035859] __do_page_fault+0x5c9/0xc90 [ 327.035879] ? mm_fault_error+0x2c0/0x2c0 2017/12/03 09:32:03 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.035891] ? print_usage_bug+0x3f0/0x3f0 [ 327.035897] ? check_noncircular+0x20/0x20 [ 327.035916] do_page_fault+0xee/0x720 [ 327.035928] ? __do_page_fault+0xc90/0xc90 [ 327.035934] ? check_noncircular+0x20/0x20 [ 327.035959] ? mark_held_locks+0xb2/0x100 [ 327.035965] ? find_held_lock+0x39/0x1d0 [ 327.035974] ? retint_kernel+0x10/0x10 [ 327.035990] ? trace_hardirqs_off_thunk+0x1a/0x1c 2017/12/03 09:32:03 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x0, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.036010] page_fault+0x22/0x30 [ 327.036019] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 327.036023] RSP: 0018:ffff8801cbd3f790 EFLAGS: 00010212 [ 327.036030] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 327.036035] RDX: 0000000000000176 RSI: 0000000020012001 RDI: ffff8801cbd3fb90 2017/12/03 09:32:03 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r3, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.036039] RBP: ffff8801cbd3f870 R08: 1ffff10038a44542 R09: 0000000000000000 [ 327.036044] R10: ffff8801d5b24280 R11: 0000000000000000 R12: 1ffff100397a7ef5 [ 327.036048] R13: ffff8801cbd3f848 R14: 0000000000000000 R15: ffff8801cbd3fb88 2017/12/03 09:32:03 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:03 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.036071] ? iov_iter_fault_in_readable+0x366/0x410 [ 327.036095] ? iov_iter_revert+0x9d0/0x9d0 [ 327.036110] ? mark_held_locks+0xb2/0x100 [ 327.036118] ? simple_xattr_get+0xeb/0x160 [ 327.036127] ? current_kernel_time64+0x122/0x2f0 [ 327.036140] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 327.036155] generic_perform_write+0x200/0x600 2017/12/03 09:32:03 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.036187] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 327.036196] ? current_time+0x88/0xc0 [ 327.036209] ? file_update_time+0xbf/0x470 [ 327.036221] ? current_time+0xc0/0xc0 [ 327.036239] ? down_write+0x87/0x120 [ 327.036256] __generic_file_write_iter+0x366/0x5b0 [ 327.036265] ? check_noncircular+0x20/0x20 [ 327.036282] generic_file_write_iter+0x399/0x7a0 2017/12/03 09:32:03 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r3, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.036305] ? __generic_file_write_iter+0x5b0/0x5b0 [ 327.036320] ? iov_iter_init+0xaf/0x1d0 [ 327.036335] __vfs_write+0x68a/0x970 [ 327.036350] ? kernel_read+0x120/0x120 [ 327.036393] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 327.036403] ? __sb_start_write+0x203/0x290 2017/12/03 09:32:03 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:03 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:03 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa0", 0x75, 0xfffffffffffffffa) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.036417] vfs_write+0x18f/0x510 [ 327.036434] SyS_write+0xef/0x220 2017/12/03 09:32:03 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.036441] ? exit_to_usermode_loop+0x198/0x310 [ 327.036453] ? SyS_read+0x220/0x220 [ 327.036463] ? finish_task_switch+0x1aa/0x740 [ 327.036471] ? do_fast_syscall_32+0x156/0xf9d [ 327.036484] ? SyS_read+0x220/0x220 2017/12/03 09:32:03 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.036495] do_fast_syscall_32+0x3ee/0xf9d [ 327.036504] ? do_raw_spin_trylock+0x190/0x190 [ 327.036521] ? do_int80_syscall_32+0x9d0/0x9d0 [ 327.036539] ? lockdep_sys_exit+0x47/0xf0 [ 327.036549] ? syscall_return_slowpath+0x2ad/0x550 2017/12/03 09:32:03 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[], 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.036558] ? prepare_exit_to_usermode+0x340/0x340 [ 327.036569] ? sysret32_from_system_call+0x5/0x3b [ 327.036587] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.036607] entry_SYSENTER_compat+0x51/0x60 [ 327.036612] RIP: 0023:0xf7fefc79 [ 327.036616] RSP: 002b:00000000f77eb08c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 327.036625] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 2017/12/03 09:32:03 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:03 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.036629] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 327.036633] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 327.036637] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 2017/12/03 09:32:03 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:03 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.036642] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 327.077037] binder: BINDER_SET_CONTEXT_MGR already set [ 327.077047] binder: 14566:14570 ioctl 40046207 0 returned -16 2017/12/03 09:32:03 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.157100] binder: BINDER_SET_CONTEXT_MGR already set [ 327.157110] binder: 14566:14584 ioctl 40046207 0 returned -16 [ 327.168074] FAULT_FLAG_ALLOW_RETRY missing 30 2017/12/03 09:32:03 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:03 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.168088] CPU: 1 PID: 14576 Comm: syz-executor3 Not tainted 4.15.0-rc1+ #115 [ 327.168094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.168097] Call Trace: [ 327.168111] dump_stack+0x194/0x257 2017/12/03 09:32:03 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.168129] ? arch_local_irq_restore+0x53/0x53 [ 327.168139] ? rb_erase_cached+0xf50/0x3540 [ 327.168151] ? check_noncircular+0x20/0x20 [ 327.168158] ? lock_downgrade+0x980/0x980 [ 327.168171] ? handle_userfault+0x12b7/0x24c0 [ 327.168189] handle_userfault+0x12fa/0x24c0 [ 327.168197] ? handle_userfault+0x150b/0x24c0 [ 327.168227] ? userfaultfd_ioctl+0x4520/0x4520 2017/12/03 09:32:03 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x0, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:03 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.168242] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 327.168256] ? __update_load_avg_se.isra.27+0x470/0x7c0 [ 327.168265] ? __update_load_avg_se.isra.27+0x56a/0x7c0 [ 327.168284] ? print_usage_bug+0x3f0/0x3f0 [ 327.168294] ? print_usage_bug+0x3f0/0x3f0 2017/12/03 09:32:03 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.168317] ? update_cfs_rq_load_avg.part.70+0x2d0/0x2d0 [ 327.168330] ? can_migrate_task+0x1560/0x1560 [ 327.168343] ? check_noncircular+0x20/0x20 [ 327.168361] ? __lock_acquire+0x6e9/0x47f0 [ 327.168371] ? __lock_acquire+0x6e9/0x47f0 [ 327.168388] ? check_noncircular+0x20/0x20 [ 327.168410] ? find_held_lock+0x39/0x1d0 2017/12/03 09:32:04 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x0, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[], 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.168436] ? lock_downgrade+0x980/0x980 [ 327.168449] ? __handle_mm_fault+0x2698/0x3e20 [ 327.168469] ? lock_release+0xda0/0xda0 [ 327.168481] ? update_curr+0x2e6/0x9a0 2017/12/03 09:32:04 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(0xffffffffffffffff, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.168490] ? __enqueue_entity+0x109/0x1e0 [ 327.168502] ? do_raw_spin_trylock+0x190/0x190 [ 327.168512] ? userfaultfd_ctx_put+0x740/0x740 [ 327.168523] ? enqueue_task_fair+0x3b1/0x2950 [ 327.168544] __handle_mm_fault+0x353a/0x3e20 [ 327.168551] ? check_noncircular+0x20/0x20 2017/12/03 09:32:04 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.168568] ? __pmd_alloc+0x4e0/0x4e0 [ 327.168579] ? find_held_lock+0x39/0x1d0 [ 327.168606] ? lock_downgrade+0x980/0x980 [ 327.168617] ? __lock_is_held+0xbc/0x140 [ 327.168668] handle_mm_fault+0x334/0x8d0 2017/12/03 09:32:04 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.168678] ? down_read+0x96/0x150 [ 327.168690] ? __handle_mm_fault+0x3e20/0x3e20 [ 327.168698] ? vmacache_find+0x5f/0x280 [ 327.168715] ? find_vma+0x30/0x150 [ 327.168733] __do_page_fault+0x5c9/0xc90 [ 327.168755] ? mm_fault_error+0x2c0/0x2c0 [ 327.168768] ? print_usage_bug+0x3f0/0x3f0 [ 327.168788] do_page_fault+0xee/0x720 [ 327.168810] ? __do_page_fault+0xc90/0xc90 2017/12/03 09:32:04 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x0, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.168824] ? lock_release+0xda0/0xda0 [ 327.168846] ? mark_held_locks+0xb2/0x100 [ 327.168858] ? retint_kernel+0x10/0x10 [ 327.168880] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.168903] page_fault+0x22/0x30 [ 327.168914] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 327.168919] RSP: 0018:ffff8801c5ce7790 EFLAGS: 00010216 2017/12/03 09:32:04 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.168928] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 327.168934] RDX: 00000000000001b8 RSI: 0000000020012001 RDI: ffff8801c5ce7b90 [ 327.168940] RBP: ffff8801c5ce7870 R08: 0000000000000003 R09: 1ffff10038b9ceac [ 327.168946] R10: ffff8801b825c0c0 R11: 0000000000000003 R12: 1ffff10038b9cef5 [ 327.168951] R13: ffff8801c5ce7848 R14: 0000000000000000 R15: ffff8801c5ce7b88 2017/12/03 09:32:04 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.168975] ? iov_iter_fault_in_readable+0x366/0x410 [ 327.169005] ? iov_iter_revert+0x9d0/0x9d0 [ 327.169024] ? mark_held_locks+0xb2/0x100 [ 327.169035] ? simple_xattr_get+0xeb/0x160 [ 327.169049] ? current_kernel_time64+0x122/0x2f0 [ 327.169062] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 327.169079] generic_perform_write+0x200/0x600 2017/12/03 09:32:04 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.169117] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 327.169126] ? generic_update_time+0x1b2/0x270 [ 327.169139] ? __mnt_drop_write_file+0xd/0x70 [ 327.169149] ? file_update_time+0xbf/0x470 [ 327.169164] ? current_time+0xc0/0xc0 [ 327.169184] ? down_write+0x87/0x120 [ 327.169202] __generic_file_write_iter+0x366/0x5b0 2017/12/03 09:32:04 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x0, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(0xffffffffffffffff, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.169213] ? check_noncircular+0x20/0x20 [ 327.169232] generic_file_write_iter+0x399/0x7a0 [ 327.169253] ? __generic_file_write_iter+0x5b0/0x5b0 [ 327.169269] ? iov_iter_init+0xaf/0x1d0 [ 327.169287] __vfs_write+0x68a/0x970 [ 327.169303] ? kernel_read+0x120/0x120 [ 327.169352] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 327.169363] ? __sb_start_write+0x203/0x290 2017/12/03 09:32:04 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.169380] vfs_write+0x18f/0x510 [ 327.169398] SyS_write+0xef/0x220 [ 327.169406] ? exit_to_usermode_loop+0x198/0x310 [ 327.169420] ? SyS_read+0x220/0x220 2017/12/03 09:32:04 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.169432] ? finish_task_switch+0x1aa/0x740 2017/12/03 09:32:04 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.169440] ? do_fast_syscall_32+0x156/0xf9d [ 327.169456] ? SyS_read+0x220/0x220 [ 327.169468] do_fast_syscall_32+0x3ee/0xf9d [ 327.169480] ? do_raw_spin_trylock+0x190/0x190 [ 327.169497] ? do_int80_syscall_32+0x9d0/0x9d0 [ 327.169519] ? lockdep_sys_exit+0x47/0xf0 [ 327.169528] ? syscall_return_slowpath+0x2ad/0x550 2017/12/03 09:32:04 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.169537] ? prepare_exit_to_usermode+0x340/0x340 [ 327.169548] ? sysret32_from_system_call+0x5/0x3b [ 327.169566] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.169584] entry_SYSENTER_compat+0x51/0x60 [ 327.169590] RIP: 0023:0xf7fefc79 2017/12/03 09:32:04 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.169594] RSP: 002b:00000000f77eb08c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 327.169602] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 327.169605] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 327.169609] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 2017/12/03 09:32:04 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.169612] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 2017/12/03 09:32:04 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x0, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x0, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52", 0x88, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.169616] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 327.229208] binder: BINDER_SET_CONTEXT_MGR already set [ 327.229217] binder: 14613:14616 ioctl 40046207 0 returned -16 [ 327.266695] FAULT_FLAG_ALLOW_RETRY missing 30 [ 327.266707] CPU: 0 PID: 14619 Comm: syz-executor3 Not tainted 4.15.0-rc1+ #115 [ 327.266714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.266717] Call Trace: 2017/12/03 09:32:04 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.266732] dump_stack+0x194/0x257 [ 327.266749] ? arch_local_irq_restore+0x53/0x53 [ 327.266770] ? handle_userfault+0x12b7/0x24c0 [ 327.266787] handle_userfault+0x12fa/0x24c0 [ 327.266796] ? handle_userfault+0x150b/0x24c0 2017/12/03 09:32:04 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:04 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:04 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[], 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.266822] ? userfaultfd_ioctl+0x4520/0x4520 [ 327.266841] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 327.266853] ? check_noncircular+0x20/0x20 [ 327.266868] ? set_next_entity+0x2ed/0xd70 [ 327.266878] ? print_usage_bug+0x3f0/0x3f0 [ 327.266888] ? print_usage_bug+0x3f0/0x3f0 [ 327.266897] ? switched_to_fair+0xb0/0xb0 2017/12/03 09:32:04 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(0xffffffffffffffff, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.266904] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 327.266915] ? trace_hardirqs_on+0xd/0x10 [ 327.266925] ? get_user_pages_fast+0x14e/0x340 [ 327.266947] ? check_noncircular+0x20/0x20 [ 327.266964] ? __lock_acquire+0x6e9/0x47f0 [ 327.266973] ? __lock_acquire+0x6e9/0x47f0 2017/12/03 09:32:05 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.266980] ? retint_kernel+0x10/0x10 [ 327.266993] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 327.267026] ? find_held_lock+0x39/0x1d0 [ 327.267056] ? lock_downgrade+0x980/0x980 [ 327.267070] ? __handle_mm_fault+0x2698/0x3e20 [ 327.267086] ? finish_task_switch+0x1d3/0x740 [ 327.267099] ? lock_release+0xda0/0xda0 2017/12/03 09:32:05 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet(0x2, 0x0, 0x0, &(0x7f0000318000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$inet(0x2, 0x805, 0x0) r2 = syz_open_dev$mice(&(0x7f0000728000-0x10)="2f6465762f696e7075742f6d69636500", 0x0, 0x500) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000875000-0xe8)={{{@in=@multicast2=0x0, @in6=@loopback={0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0}, 0x0, @in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000287000)=0xe8) ioctl$LOOP_SET_STATUS64(r2, 0x4c04, &(0x7f00003d2000)={0x0, 0x0, 0x0, 0xfffffffffffffffa, 0x100000001, 0x0, 0xb, 0x7, 0x1d, "d27d1aaa03229933f5e54f2515d73b60373583f291f1498a0e7d48b36909b1d462703a9e15b257befbec29fe6dd75e0c05f6ec3b0e805621c6959750614e08d2", "73d936f663cf15bd6282bf34cb33844ea7fa88b891eeb38943fc2c53cda091e86ea7e9a98d0fa2854dd370de7f644b10bea1ddb12b5da27bc7f5427db33b989d", "ce32b00c551d42246df1d94f251587947522c8ef0f5bae045edf6b24d192e61c", [0x631c, 0x1]}) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000d1c000-0x4)=0x0, 0x4) connect$inet(r1, &(0x7f0000001000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/03 09:32:05 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.267118] ? do_raw_spin_trylock+0x190/0x190 [ 327.267126] ? userfaultfd_ctx_put+0x740/0x740 [ 327.267152] __handle_mm_fault+0x353a/0x3e20 [ 327.267158] ? check_noncircular+0x20/0x20 [ 327.267175] ? __pmd_alloc+0x4e0/0x4e0 [ 327.267185] ? find_held_lock+0x39/0x1d0 [ 327.267211] ? lock_downgrade+0x980/0x980 2017/12/03 09:32:05 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.267219] ? __lock_is_held+0xbc/0x140 [ 327.267271] handle_mm_fault+0x334/0x8d0 [ 327.267279] ? down_read+0x96/0x150 [ 327.267289] ? __handle_mm_fault+0x3e20/0x3e20 2017/12/03 09:32:05 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000bb8000)="6e65742f6970365f6d725f636163686500") ioctl$PERF_EVENT_IOC_PERIOD(0xffffffffffffffff, 0x40082404, &(0x7f0000b47000)=0x7d1) request_key(&(0x7f0000b1c000-0xb)="706b6373375f7465737400", &(0x7f0000a41000-0x5)={0x73, 0x79, 0x7a, 0x0, 0x0}, &(0x7f0000cfd000-0x29)="6d696d655f7479706573656c696e757870726f632d47504c706f7369785f61636c5f61636365737300", 0xfffffffffffffff8) syz_open_dev$binder(&(0x7f0000005000)="2f6465762f62696e6465722300", 0x0, 0x0) setsockopt$bt_l2cap_L2CAP_OPTIONS(r0, 0x6, 0x1, &(0x7f0000ca7000-0x4)={0x400, 0x7, 0x529, 0x7f, 0x10c8, 0x4, 0x9}, 0xc) r1 = syz_open_dev$binder(&(0x7f0000001000)="2f6465762f62696e6465722300", 0x0, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x20011, r1, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000009000-0x30)={0x4, 0x0, &(0x7f0000004000-0x18)=[@register_looper={0x630b}], 0x2, 0x0, &(0x7f0000009000)="d8fc"}) ioctl$KVM_IOEVENTFD(r0, 0x4040ae79, &(0x7f0000a95000)={0x106000, &(0x7f0000363000)=0x0, 0x0, 0xffffffffffffffff, 0x2}) r2 = getpid() socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f000064f000)={0x0, 0x0}) ioctl$KVM_SET_BOOT_CPU_ID(r0, 0xae78, &(0x7f000086a000)=0x1) ptrace$setopts(0x4206, r2, 0x5, 0x9) ioctl$KDADDIO(r0, 0x4b34, 0x6) umount2(&(0x7f00006bc000)="2e2f66696c653000", 0xe) ioctl$BINDER_THREAD_EXIT(r1, 0x40046208, 0x0) execveat(r0, &(0x7f0000dbc000-0x8)="2e2f66696c653000", &(0x7f0000fe4000)=[&(0x7f00007ce000)="73656c696e7578656d3100", &(0x7f00008ef000-0x11)="6e65742f6970365f6d725f636163686500", &(0x7f0000b9d000)="2f6465762f62696e6465722300"], &(0x7f0000d58000)=[&(0x7f00009d8000-0xb)="6574683173797374656d00", &(0x7f0000a62000-0x29)="6d696d655f7479706573656c696e757870726f632d47504c706f7369785f61636c5f61636365737300", &(0x7f00004e4000-0x1)="00", &(0x7f0000725000-0x1f)="776c612e31706f7369784561636c5f6163636573736d696d655f7479706510", &(0x7f0000be3000-0x11)="6e65742f6970365f6d725f636163686500"], 0x0) [ 327.267303] ? vmacache_find+0x5f/0x280 [ 327.267320] ? find_vma+0x30/0x150 [ 327.267339] __do_page_fault+0x5c9/0xc90 2017/12/03 09:32:05 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 1 (fault-call:8 fault-nth:0): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.267352] ? refill_pi_state_cache.part.6+0x2f0/0x2f0 [ 327.267373] ? mm_fault_error+0x2c0/0x2c0 [ 327.267385] ? print_usage_bug+0x3f0/0x3f0 [ 327.267394] ? check_noncircular+0x20/0x20 [ 327.267406] ? futex_wait_setup+0x22e/0x3d0 [ 327.267422] do_page_fault+0xee/0x720 2017/12/03 09:32:05 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x0, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.267434] ? __do_page_fault+0xc90/0xc90 [ 327.267440] ? check_noncircular+0x20/0x20 [ 327.267464] ? mark_held_locks+0xb2/0x100 [ 327.267470] ? find_held_lock+0x39/0x1d0 2017/12/03 09:32:05 executing program 1 (fault-call:8 fault-nth:1): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000bb8000)="6e65742f6970365f6d725f636163686500") ioctl$PERF_EVENT_IOC_PERIOD(0xffffffffffffffff, 0x40082404, &(0x7f0000b47000)=0x7d1) request_key(&(0x7f0000b1c000-0xb)="706b6373375f7465737400", &(0x7f0000a41000-0x5)={0x73, 0x79, 0x7a, 0x0, 0x0}, &(0x7f0000cfd000-0x29)="6d696d655f7479706573656c696e757870726f632d47504c706f7369785f61636c5f61636365737300", 0xfffffffffffffff8) syz_open_dev$binder(&(0x7f0000005000)="2f6465762f62696e6465722300", 0x0, 0x0) setsockopt$bt_l2cap_L2CAP_OPTIONS(r0, 0x6, 0x1, &(0x7f0000ca7000-0x4)={0x400, 0x7, 0x529, 0x7f, 0x10c8, 0x4, 0x9}, 0xc) r1 = syz_open_dev$binder(&(0x7f0000001000)="2f6465762f62696e6465722300", 0x0, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x20011, r1, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000009000-0x30)={0x4, 0x0, &(0x7f0000004000-0x18)=[@register_looper={0x630b}], 0x2, 0x0, &(0x7f0000009000)="d8fc"}) ioctl$KVM_IOEVENTFD(r0, 0x4040ae79, &(0x7f0000a95000)={0x106000, &(0x7f0000363000)=0x0, 0x0, 0xffffffffffffffff, 0x2}) r2 = getpid() socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f000064f000)={0x0, 0x0}) ioctl$KVM_SET_BOOT_CPU_ID(r0, 0xae78, &(0x7f000086a000)=0x1) ptrace$setopts(0x4206, r2, 0x5, 0x9) ioctl$KDADDIO(r0, 0x4b34, 0x6) umount2(&(0x7f00006bc000)="2e2f66696c653000", 0xe) ioctl$BINDER_THREAD_EXIT(r1, 0x40046208, 0x0) execveat(r0, &(0x7f0000dbc000-0x8)="2e2f66696c653000", &(0x7f0000fe4000)=[&(0x7f00007ce000)="73656c696e7578656d3100", &(0x7f00008ef000-0x11)="6e65742f6970365f6d725f636163686500", &(0x7f0000b9d000)="2f6465762f62696e6465722300"], &(0x7f0000d58000)=[&(0x7f00009d8000-0xb)="6574683173797374656d00", &(0x7f0000a62000-0x29)="6d696d655f7479706573656c696e757870726f632d47504c706f7369785f61636c5f61636365737300", &(0x7f00004e4000-0x1)="00", &(0x7f0000725000-0x1f)="776c612e31706f7369784561636c5f6163636573736d696d655f7479706510", &(0x7f0000be3000-0x11)="6e65742f6970365f6d725f636163686500"], 0x0) 2017/12/03 09:32:05 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[], 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.267479] ? retint_kernel+0x10/0x10 [ 327.267495] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.267516] page_fault+0x22/0x30 2017/12/03 09:32:05 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.267525] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 2017/12/03 09:32:05 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.267529] RSP: 0018:ffff8801d865f790 EFLAGS: 00010212 [ 327.267537] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 327.267541] RDX: 0000000000000176 RSI: 0000000020012001 RDI: ffff8801d865fb90 2017/12/03 09:32:05 executing program 1 (fault-call:8 fault-nth:2): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(0xffffffffffffffff, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[], 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 6: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.267546] RBP: ffff8801d865f870 R08: 1ffff10038a44542 R09: 0000000000000000 [ 327.267550] R10: ffff8801c0b0a440 R11: 0000000000000000 R12: 1ffff1003b0cbef5 [ 327.267554] R13: ffff8801d865f848 R14: 0000000000000000 R15: ffff8801d865fb88 [ 327.267576] ? iov_iter_fault_in_readable+0x366/0x410 2017/12/03 09:32:05 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", r6, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(0xffffffffffffffff, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.267599] ? iov_iter_revert+0x9d0/0x9d0 [ 327.267615] ? mark_held_locks+0xb2/0x100 [ 327.267623] ? simple_xattr_get+0xeb/0x160 [ 327.267633] ? current_kernel_time64+0x122/0x2f0 [ 327.267645] ? trace_hardirqs_on_caller+0x421/0x5c0 2017/12/03 09:32:05 executing program 1 (fault-call:8 fault-nth:3): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 3 (fault-call:24 fault-nth:0): ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x0, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.267659] generic_perform_write+0x200/0x600 [ 327.267692] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 327.267701] ? current_time+0x88/0xc0 [ 327.267714] ? file_update_time+0xbf/0x470 [ 327.267727] ? current_time+0xc0/0xc0 [ 327.267744] ? down_write+0x87/0x120 [ 327.267760] __generic_file_write_iter+0x366/0x5b0 2017/12/03 09:32:05 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.267768] ? check_noncircular+0x20/0x20 [ 327.267785] generic_file_write_iter+0x399/0x7a0 [ 327.267803] ? __generic_file_write_iter+0x5b0/0x5b0 [ 327.267818] ? iov_iter_init+0xaf/0x1d0 [ 327.267834] __vfs_write+0x68a/0x970 [ 327.267849] ? kernel_read+0x120/0x120 [ 327.267891] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 327.267901] ? __sb_start_write+0x203/0x290 2017/12/03 09:32:05 executing program 1 (fault-call:8 fault-nth:4): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.267915] vfs_write+0x18f/0x510 [ 327.267933] SyS_write+0xef/0x220 [ 327.267946] ? SyS_read+0x220/0x220 [ 327.267956] ? finish_task_switch+0x1aa/0x740 [ 327.267964] ? do_fast_syscall_32+0x156/0xf9d [ 327.267978] ? SyS_read+0x220/0x220 [ 327.267989] do_fast_syscall_32+0x3ee/0xf9d [ 327.268000] ? do_raw_spin_trylock+0x190/0x190 [ 327.268018] ? do_int80_syscall_32+0x9d0/0x9d0 [ 327.268036] ? lockdep_sys_exit+0x47/0xf0 [ 327.268045] ? syscall_return_slowpath+0x2ad/0x550 2017/12/03 09:32:05 executing program 3 (fault-call:24 fault-nth:1): ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x0, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 7 (fault-call:8 fault-nth:0): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 4 (fault-call:16 fault-nth:0): ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.268055] ? prepare_exit_to_usermode+0x340/0x340 [ 327.268066] ? sysret32_from_system_call+0x5/0x3b [ 327.268084] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.268104] entry_SYSENTER_compat+0x51/0x60 2017/12/03 09:32:05 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.268110] RIP: 0023:0xf7fefc79 [ 327.268114] RSP: 002b:00000000f77eb08c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 327.268122] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 327.268127] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 327.268131] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 2017/12/03 09:32:05 executing program 1 (fault-call:8 fault-nth:5): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 7 (fault-call:8 fault-nth:1): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 4 (fault-call:16 fault-nth:1): ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.268135] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 327.268139] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 327.302312] binder: BINDER_SET_CONTEXT_MGR already set [ 327.302323] binder: 14613:14626 ioctl 40046207 0 returned -16 [ 327.376184] binder: BINDER_SET_CONTEXT_MGR already set [ 327.376193] binder: 14656:14658 ioctl 40046207 0 returned -16 2017/12/03 09:32:05 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:05 executing program 3 (fault-call:24 fault-nth:2): ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x0, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.431362] binder: BINDER_SET_CONTEXT_MGR already set [ 327.431373] binder: 14656:14668 ioctl 40046207 0 returned -16 [ 327.527537] binder: BINDER_SET_CONTEXT_MGR already set [ 327.527547] binder: 14697:14705 ioctl 40046207 0 returned -16 2017/12/03 09:32:05 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000de1000-0xa0)={0x0, @in={{0x2, 0x1, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x200000, 0x4, 0x8, 0x3, 0x80}, &(0x7f0000d1c000-0x4)=0xa0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000fe7000)=@sack_info={r2, 0xffffffff7fffffff, 0xfffffffffffffffe}, &(0x7f0000af8000-0x4)=0xc) 2017/12/03 09:32:05 executing program 7 (fault-call:8 fault-nth:2): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:05 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.585913] binder: BINDER_SET_CONTEXT_MGR already set [ 327.585924] binder: 14697:14716 ioctl 40046207 0 returned -16 [ 327.670444] binder: BINDER_SET_CONTEXT_MGR already set [ 327.670453] binder: 14739:14741 ioctl 40046207 0 returned -16 [ 327.695379] binder: BINDER_SET_CONTEXT_MGR already set 2017/12/03 09:32:05 executing program 4 (fault-call:16 fault-nth:2): ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:06 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 327.695389] binder: 14727:14737 ioctl 40046207 0 returned -16 [ 327.729212] binder: BINDER_SET_CONTEXT_MGR already set [ 327.729221] binder: 14739:14750 ioctl 40046207 0 returned -16 [ 327.784800] binder: BINDER_SET_CONTEXT_MGR already set [ 327.784809] binder: 14770:14771 ioctl 40046207 0 returned -16 2017/12/03 09:32:06 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 3 (fault-call:24 fault-nth:3): ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x0, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:06 executing program 7 (fault-call:8 fault-nth:3): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 327.830755] binder: BINDER_SET_CONTEXT_MGR already set [ 327.830765] binder: 14770:14778 ioctl 40046207 0 returned -16 [ 327.906807] binder: BINDER_SET_CONTEXT_MGR already set [ 327.906817] binder: 14794:14796 ioctl 40046207 0 returned -16 [ 327.967630] binder: BINDER_SET_CONTEXT_MGR already set [ 327.967640] binder: 14794:14807 ioctl 40046207 0 returned -16 2017/12/03 09:32:06 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x0, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") poll(&(0x7f000084f000-0x10)=[{r0, 0x8000, 0x0}, {r0, 0x1000, 0x0}], 0x2, 0x1f) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:06 executing program 4 (fault-call:16 fault-nth:3): ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 328.013285] binder: BINDER_SET_CONTEXT_MGR already set [ 328.013294] binder: 14819:14822 ioctl 40046207 0 returned -16 [ 328.083310] binder: BINDER_SET_CONTEXT_MGR already set [ 328.083321] binder: 14819:14833 ioctl 40046207 0 returned -16 2017/12/03 09:32:06 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 7 (fault-call:8 fault-nth:4): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:06 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f00003ad000-0x8)="2e2f66696c653000", 0x2000, 0x88) ioctl$KVM_GET_EMULATED_CPUID(r0, 0xc008ae09, &(0x7f0000f70000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000") ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x1) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f00003db000+0x692)=0x4, 0x4) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") setsockopt$inet6_tcp_int(r1, 0x6, 0x18, &(0x7f0000270000)=0x3, 0x4) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000045d000-0x8)="2e2f66696c653200") fcntl$setpipe(r1, 0x407, 0xdd3) ioctl$UFFDIO_ZEROPAGE(0xffffffffffffffff, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) ioctl$EVIOCSFF(r0, 0x402c4580, &(0x7f00007ee000-0x1c)={0x0, 0x7, 0x1000, {0x0, 0xfb8}, {0xf8ac, 0x2}, @ramp={0x7f, 0x0, {0x5, 0x2, 0x40, 0x3}}}) [ 328.163552] binder: BINDER_SET_CONTEXT_MGR already set [ 328.163560] binder: 14852:14854 ioctl 40046207 0 returned -16 [ 328.220302] binder: BINDER_SET_CONTEXT_MGR already set [ 328.220313] binder: 14852:14863 ioctl 40046207 0 returned -16 [ 329.659688] binder: 15244:15245 ERROR: BC_REGISTER_LOOPER called without request 2017/12/03 09:32:06 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 3 (fault-call:24 fault-nth:4): ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x0, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 329.659700] binder: 15244:15245 BC_ACQUIRE_DONE u0000000000000000 no match [ 329.659709] binder: 15244:15245 DecRefs 0 refcount change on invalid ref 0 ret -22 [ 329.659718] binder: 15245 RLIMIT_NICE not set 2017/12/03 09:32:06 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[], 0x0) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) mlockall(0x1) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 329.738378] binder: 15244:15255 ERROR: BC_REGISTER_LOOPER called without request [ 329.738393] binder: 15244:15255 BC_ACQUIRE_DONE u0000000000000000 no match [ 329.738404] binder: 15244:15255 DecRefs 0 refcount change on invalid ref 0 ret -22 [ 329.738413] binder: 15255 RLIMIT_NICE not set [ 329.832197] binder: 15284:15285 ERROR: BC_REGISTER_LOOPER called without request 2017/12/03 09:32:06 executing program 7 (fault-call:8 fault-nth:5): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:06 executing program 4 (fault-call:16 fault-nth:4): ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:06 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 329.832209] binder: 15284:15285 BC_ACQUIRE_DONE u0000000000000000 no match [ 329.832220] binder: 15284:15285 DecRefs 0 refcount change on invalid ref 0 ret -22 [ 329.832228] binder: 15285 RLIMIT_NICE not set [ 329.892717] binder: 15284:15300 ERROR: BC_REGISTER_LOOPER called without request 2017/12/03 09:32:06 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 3 (fault-call:24 fault-nth:5): ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x0, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 329.892735] binder: 15284:15300 BC_ACQUIRE_DONE u0000000000000000 no match [ 329.892761] binder: 15284:15300 DecRefs 0 refcount change on invalid ref 0 ret -22 [ 329.892770] binder: 15300 RLIMIT_NICE not set [ 331.666109] handle_userfault: 62 callbacks suppressed [ 331.666113] FAULT_FLAG_ALLOW_RETRY missing 30 [ 331.666125] CPU: 1 PID: 15761 Comm: syz-executor4 Not tainted 4.15.0-rc1+ #115 2017/12/03 09:32:06 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000cc3000)=0xc1, &(0x7f0000595000-0x4)=0x4) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:06 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 4 (fault-call:16 fault-nth:5): ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:06 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x8000000000080000) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 331.666130] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.666134] Call Trace: [ 331.666149] dump_stack+0x194/0x257 [ 331.666168] ? arch_local_irq_restore+0x53/0x53 [ 331.666191] ? handle_userfault+0x12b7/0x24c0 2017/12/03 09:32:06 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") [ 331.666211] handle_userfault+0x12fa/0x24c0 [ 331.666222] ? handle_userfault+0x150b/0x24c0 [ 331.666253] ? userfaultfd_ioctl+0x4520/0x4520 [ 331.666273] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 331.666289] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 331.666302] ? __lock_is_held+0xbc/0x140 [ 331.666314] ? print_usage_bug+0x3f0/0x3f0 [ 331.666324] ? print_usage_bug+0x3f0/0x3f0 [ 331.666346] ? __lock_is_held+0xbc/0x140 [ 331.666365] ? check_noncircular+0x20/0x20 [ 331.666373] ? check_noncircular+0x20/0x20 [ 331.666389] ? __lock_acquire+0x6e9/0x47f0 [ 331.666399] ? __lock_acquire+0x6e9/0x47f0 [ 331.666415] ? switched_to_fair+0xb0/0xb0 [ 331.666432] ? __enqueue_entity+0x109/0x1e0 [ 331.666450] ? find_held_lock+0x39/0x1d0 [ 331.666475] ? lock_downgrade+0x980/0x980 [ 331.666488] ? __handle_mm_fault+0x2698/0x3e20 [ 331.666499] ? lock_acquire+0x1d5/0x580 2017/12/03 09:32:06 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = syz_open_dev$mice(&(0x7f000013b000-0x10)="2f6465762f696e7075742f6d69636500", 0x0, 0x200) ioctl$KVM_ASSIGN_DEV_IRQ(r1, 0x4040ae70, &(0x7f0000c15000-0x10)={0xa28, 0x6, 0x8, 0x604}) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) fremovexattr(r0, &(0x7f0000ce8000-0x7)=@random={"6f73782e00", "2300"}) 2017/12/03 09:32:06 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x10, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653000", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:06 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) getpid() stat(&(0x7f000005f000-0x8)="2e2f66696c653100", &(0x7f0000512000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f0000b05000-0xc)={0x0, 0x0, 0x0}, 0xc) getpid() getresuid(&(0x7f0000d88000-0x4)=0x0, &(0x7f0000141000)=0x0, &(0x7f0000bad000-0x4)=0x0) lstat(&(0x7f00005f9000-0x8)="2e2f66696c653100", &(0x7f0000af8000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fcntl$getown(r1, 0x9) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000570000-0xe8)={{{@in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@broadcast=0x0, 0x0, 0x0}, 0x0, @in=@remote={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000e25000-0x4)=0xe8) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f000055f000)={0x0, 0x0, 0x0}, 0xc) getpgrp(0xffffffffffffffff) geteuid() fstat(r1, &(0x7f0000997000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getpgrp(0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000d73000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in=@empty=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000629000-0x4)=0xe8) stat(&(0x7f0000a74000)="2e2f66696c653000", &(0x7f0000774000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000f9f000)=0x0) stat(&(0x7f00004a5000)="2e2f66696c653000", &(0x7f0000887000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f0000754000)="2e2f66696c653000", &(0x7f0000654000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f0000706000-0xc)={0x0, 0x0, 0x0}, 0xc) stat(&(0x7f0000c1e000)="2e2f66696c653000", &(0x7f0000da0000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00009c0000)={0x0, 0x0, 0x0}, &(0x7f0000b41000-0x4)=0xc) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f000089f000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000277000)=0xc) fstat(r1, &(0x7f000017c000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) lstat(&(0x7f0000187000)="2e2f66696c653000", &(0x7f0000c0b000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO(r1, 0xc02c5341, &(0x7f0000cc0000)={0x0, 0x0, 0x0, {0x0, 0x0}, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x400000000003, 0x0}, {0x0, 0x0}, @time=@time={0x0, r2}}], 0x1c) link(&(0x7f0000ab0000)="2e2f66696c653000", &(0x7f0000245000)="2e2f66696c653100") rename(&(0x7f00006fd000-0x8)="2e2f66696c653100", &(0x7f0000fdf000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:06 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r2, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getpeername$unix(r4, &(0x7f00008d9000-0x8)=@abs={0x0, 0x0, 0x0}, &(0x7f000025e000-0x4)=0x8) keyctl$setperm(0x5, r1, 0x2000) lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r3, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) ioctl$EVIOCSABS0(r4, 0x401845c0, &(0x7f000027c000-0x18)={0xff, 0x2, 0x4000000000000000, 0x7f, 0x100000001, 0x5}) 2017/12/03 09:32:06 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.666511] ? finish_task_switch+0x1aa/0x740 [ 331.666526] ? lock_release+0xda0/0xda0 [ 331.666545] ? do_raw_spin_trylock+0x190/0x190 [ 331.666557] ? userfaultfd_ctx_put+0x740/0x740 [ 331.666583] __handle_mm_fault+0x353a/0x3e20 2017/12/03 09:32:06 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 6 (fault-call:9 fault-nth:0): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:06 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653000") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 331.666591] ? check_noncircular+0x20/0x20 [ 331.666608] ? __pmd_alloc+0x4e0/0x4e0 [ 331.666620] ? find_held_lock+0x39/0x1d0 [ 331.666647] ? lock_downgrade+0x980/0x980 [ 331.666657] ? __lock_is_held+0xbc/0x140 [ 331.666720] handle_mm_fault+0x334/0x8d0 2017/12/03 09:32:06 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.666735] ? down_read+0x96/0x150 [ 331.666748] ? __handle_mm_fault+0x3e20/0x3e20 [ 331.666760] ? vmacache_find+0x5f/0x280 [ 331.666777] ? find_vma+0x30/0x150 [ 331.666793] __do_page_fault+0x5c9/0xc90 [ 331.666817] ? mm_fault_error+0x2c0/0x2c0 [ 331.666829] ? print_usage_bug+0x3f0/0x3f0 [ 331.666852] do_page_fault+0xee/0x720 2017/12/03 09:32:06 executing program 6 (fault-call:9 fault-nth:1): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:06 executing program 5: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.666865] ? __do_page_fault+0xc90/0xc90 [ 331.666878] ? lock_release+0xda0/0xda0 [ 331.666899] ? mark_held_locks+0xb2/0x100 [ 331.666910] ? retint_kernel+0x10/0x10 [ 331.666928] ? trace_hardirqs_off_thunk+0x1a/0x1c 2017/12/03 09:32:06 executing program 3: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000000)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f000072d000-0x8)="2e2f66696c653000", 0x20002) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00004cb000)=""}) r2 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x40) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x10, 0xffffffffffffffff, 0x0) lsetxattr(&(0x7f00007ae000)="2e2f66696c653000", &(0x7f0000195000)=@random={"6f73322e00", "72787270635f7300"}, &(0x7f0000c8a000)="72787270635f7300", 0x8, 0x1) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) statfs(&(0x7f00000f9000)="2e2f66696c653000", &(0x7f0000000000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000") link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000042000)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = openat$cuse(0xffffffffffffff9c, &(0x7f0000002000-0xa)="2f6465762f6375736500", 0x20080000, 0x0) ioctl$UFFDIO_ZEROPAGE(r4, 0x8010aa02, &(0x7f0000e4a000)={&(0x7f0000674000/0x2000)=nil, 0x2000}) 2017/12/03 09:32:06 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$TUNGETIFF(r1, 0x800454d2, &(0x7f000042e000)=0xd9) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:06 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f00005a6000-0x8)={0x0, 0x0}) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:06 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = syz_open_pts(0xffffffffffffff9c, 0x80) ioctl$VT_WAITACTIVE(r1, 0x5607) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") ioctl$KVM_CHECK_EXTENSION_VM(r2, 0xae03, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 331.666951] page_fault+0x22/0x30 [ 331.666960] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 331.666965] RSP: 0018:ffff8801b021f790 EFLAGS: 00010216 2017/12/03 09:32:06 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:06 executing program 6 (fault-call:9 fault-nth:2): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") [ 331.666974] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 331.666980] RDX: 00000000000001b8 RSI: 0000000020012001 RDI: ffff8801b021fb90 [ 331.666986] RBP: ffff8801b021f870 R08: 0000000000000003 R09: 1ffff10036043eac [ 331.666992] R10: ffff8801c5de81c0 R11: 0000000000000003 R12: 1ffff10036043ef5 [ 331.666998] R13: ffff8801b021f848 R14: 0000000000000000 R15: ffff8801b021fb88 [ 331.667023] ? iov_iter_fault_in_readable+0x366/0x410 [ 331.667050] ? iov_iter_revert+0x9d0/0x9d0 2017/12/03 09:32:06 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.667067] ? mark_held_locks+0xb2/0x100 [ 331.667076] ? simple_xattr_get+0xeb/0x160 [ 331.667088] ? current_kernel_time64+0x122/0x2f0 [ 331.667101] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.667119] generic_perform_write+0x200/0x600 [ 331.667155] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 331.667162] ? generic_update_time+0x1b2/0x270 2017/12/03 09:32:06 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f00009af000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_VERSION(r0, 0xc0106407, &(0x7f0000bff000)={0x5, 0xce, 0x6, 0x8001}) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:06 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.667174] ? __mnt_drop_write_file+0xd/0x70 [ 331.667184] ? file_update_time+0xbf/0x470 [ 331.667198] ? current_time+0xc0/0xc0 [ 331.667217] ? down_write+0x87/0x120 [ 331.667236] __generic_file_write_iter+0x366/0x5b0 [ 331.667244] ? check_noncircular+0x20/0x20 [ 331.667264] generic_file_write_iter+0x399/0x7a0 2017/12/03 09:32:06 executing program 6 (fault-call:9 fault-nth:3): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:06 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) fcntl$setflags(r1, 0x2, 0x1) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) openat(r1, &(0x7f0000eb3000-0x8)="2e2f66696c653100", 0x400, 0x24) 2017/12/03 09:32:06 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:07 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:07 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.667282] ? __generic_file_write_iter+0x5b0/0x5b0 [ 331.667301] ? iov_iter_init+0xaf/0x1d0 [ 331.667318] __vfs_write+0x68a/0x970 [ 331.667336] ? kernel_read+0x120/0x120 [ 331.667388] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 331.667398] ? __sb_start_write+0x203/0x290 [ 331.667414] vfs_write+0x18f/0x510 [ 331.667433] SyS_write+0xef/0x220 [ 331.667447] ? SyS_read+0x220/0x220 [ 331.667459] ? finish_task_switch+0x1aa/0x740 [ 331.667468] ? do_fast_syscall_32+0x156/0xf9d [ 331.667483] ? SyS_read+0x220/0x220 [ 331.667494] do_fast_syscall_32+0x3ee/0xf9d [ 331.667505] ? do_raw_spin_trylock+0x190/0x190 [ 331.667524] ? do_int80_syscall_32+0x9d0/0x9d0 [ 331.667545] ? lockdep_sys_exit+0x47/0xf0 [ 331.667555] ? syscall_return_slowpath+0x2ad/0x550 [ 331.667566] ? prepare_exit_to_usermode+0x340/0x340 [ 331.667579] ? sysret32_from_system_call+0x5/0x3b [ 331.667598] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.667619] entry_SYSENTER_compat+0x51/0x60 2017/12/03 09:32:07 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x10, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000001000-0xc)={@multicast2=0x0, @empty=0x0, @remote={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000b50000)=0xc) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:07 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @raw32={[0x2, 0x2, 0x8bc9]}}], 0x1c) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:07 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:07 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:07 executing program 1: pipe2(&(0x7f00004c1000-0x8)={0x0, 0x0}, 0x80000) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r0, 0x10e, 0x1, &(0x7f0000c37000-0x4)=0x40000000000, 0x4) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x40000000) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:07 executing program 6 (fault-call:9 fault-nth:4): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:07 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:07 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = socket$bt_sco(0x1f, 0x5, 0x2) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8916, &(0x7f0000441000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_addrs={0x2, 0x2, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) getsockopt$inet_dccp_buf(r2, 0x21, 0xcf, &(0x7f0000038000-0x57)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f0000a7a000-0x4)=0x57) lsetxattr(&(0x7f00004a1000-0x8)="2e2f66696c653000", &(0x7f0000088000)=@random={"747275737465642e00", "5d00"}, &(0x7f000040d000)="6d696d655f747970652c00", 0xb, 0x1) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000002f000-0x78)={0x2, 0x78, 0x46, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$vcsa(&(0x7f0000000000)="2f6465762f766373612300", 0x3, 0xfffffffffffffffd) getsockopt$SO_PEERCRED(r3, 0x1, 0x11, &(0x7f0000800000-0xc)={0x0, 0x0, 0x0}, 0xc) sched_setaffinity(r4, 0x8, &(0x7f0000973000-0x8)=0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r3, 0x84, 0x1f, &(0x7f0000b4e000)={0x0, @in={{0x2, 0x1, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x2}, &(0x7f00009d3000)=0x98) r5 = socket(0x11, 0x802, 0x300) setsockopt(r5, 0x107, 0x7, &(0x7f0000000000)="", 0x0) r6 = socket(0xa, 0x2, 0x0) connect$inet(r6, &(0x7f000005a000)={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$sock_int(r5, 0x1, 0x8, &(0x7f0000f87000)=0x0, 0x4) write(r0, &(0x7f0000f0d000-0x1)="ae", 0x1) setsockopt$packet_int(r5, 0x107, 0xf, &(0x7f0000464000-0x4)=0x20, 0x4) getsockopt$inet_udp_int(r6, 0x11, 0x65, &(0x7f00009e6000)=0x0, &(0x7f0000d4a000-0x4)=0x4) getsockopt$inet_mreqn(r5, 0x0, 0x23, &(0x7f000054d000-0xc)={@rand_addr=0x0, @remote={0x0, 0x0, 0x0, 0x0}, 0x0}, &(0x7f00008f0000-0x4)=0xc) setsockopt$packet_drop_memb(r3, 0x107, 0x2, &(0x7f0000be9000)={r7, 0x1, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, [0x0, 0x0]}, 0x10) socket$inet(0x2, 0x3, 0x1) pipe(&(0x7f0000d5a000-0x8)={0x0, 0x0}) ioctl$GIO_SCRNMAP(r8, 0x4b40, &(0x7f00009e8000-0xd5)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000") ioctl$KVM_SET_PIT2(r9, 0x4070aea0, &(0x7f00004b3000-0x70)={[{0x79, 0x1, 0x380, 0x3, 0x6, 0x7fffffff, 0x0, 0x0, 0x1, 0x0, 0x1000, 0x3f6, 0x8}, {0x7ff, 0x9, 0xff, 0x6, 0x4, 0x80000000, 0x4a7, 0x4, 0x5, 0x8001, 0x2c6, 0x0, 0x81}, {0x6, 0x8, 0xfffffffffffff51d, 0x200, 0xffffffffffff8000, 0x7bf, 0x1ff, 0x101, 0x0, 0x9, 0x7ed3ecd, 0x7fffffff, 0x101}], 0x101, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2017/12/03 09:32:07 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.667626] RIP: 0023:0xf7f9bc79 [ 331.667631] RSP: 002b:00000000f779708c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 331.667639] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 2017/12/03 09:32:07 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x0, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:07 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") remap_file_pages(&(0x7f0000bcf000/0x4000)=nil, 0x4000, 0x1000009, 0x2000, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") setsockopt$inet6_mtu(r1, 0x29, 0x17, &(0x7f0000fa2000)=0x7, 0x4) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000307000-0x10)={&(0x7f00001a6000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:07 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r4 = userfaultfd(0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:07 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.667644] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 331.667649] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 2017/12/03 09:32:07 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) lstat(&(0x7f0000014000)="2e2f66696c653000", &(0x7f0000e09000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:07 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r1, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r1, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2000000002) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(r1, 0x84, 0x65, &(0x7f00006de000-0x4c)=[@in={0x2, 0x2, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x2, 0x7, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x70}, @in={0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x2, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}], 0x4c) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r1, 0x4010641c, &(0x7f000083f000)={r2, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$DRM_IOCTL_AGP_ALLOC(r1, 0xc0106434, &(0x7f0000bf1000)={0x3, 0x0, 0x0, 0xfffffffffffffffc}) ioctl$DRM_IOCTL_AGP_UNBIND(r1, 0x40086437, &(0x7f0000fdc000-0x4)={r4, 0x10001}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_ATTACH(0x8, &(0x7f00009e0000)={r3, r1, 0x7, 0x0, r1}, 0x14) r5 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r5, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") prlimit64(r0, 0xa, &(0x7f0000d2b000-0x8)={0x80000000, 0x3}, 0x0) ioctl$UFFDIO_ZEROPAGE(r3, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:07 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f000053c000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000b0d000-0x4)=0xc) lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, r1) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") [ 331.667653] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 331.667658] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 331.695357] FAULT_FLAG_ALLOW_RETRY missing 30 [ 331.695369] CPU: 1 PID: 15780 Comm: syz-executor7 Not tainted 4.15.0-rc1+ #115 [ 331.695376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.695380] Call Trace: [ 331.695394] dump_stack+0x194/0x257 [ 331.695412] ? arch_local_irq_restore+0x53/0x53 [ 331.695433] ? handle_userfault+0x12b7/0x24c0 [ 331.695450] handle_userfault+0x12fa/0x24c0 [ 331.695458] ? handle_userfault+0x150b/0x24c0 [ 331.695484] ? userfaultfd_ioctl+0x4520/0x4520 [ 331.695503] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 331.695514] ? check_noncircular+0x20/0x20 [ 331.695530] ? set_next_entity+0x2ed/0xd70 [ 331.695541] ? print_usage_bug+0x3f0/0x3f0 [ 331.695552] ? print_usage_bug+0x3f0/0x3f0 [ 331.695561] ? switched_to_fair+0xb0/0xb0 [ 331.695568] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.695580] ? trace_hardirqs_on+0xd/0x10 [ 331.695590] ? get_user_pages_fast+0x14e/0x340 [ 331.695614] ? check_noncircular+0x20/0x20 2017/12/03 09:32:07 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000dfa000)=0x5, 0x4) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000001000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TIOCSLCKTRMIOS(r0, 0x5457, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000ce6000)={0x0, 0xcb, "16203682d267fda460774c2f1b6261be2a006760768e26fe104c3325c830b0b7625e7df23eed308b67b75b9a3d5c137e5a94057b1efd3c82f666dd6c2aa0cec0cdacd9b1cabdbe3b170d92422fcc1b2b86056ad94b21140d3b778d040b4cdab4059107422833c14ad8e3cbe1bd6f96d457ca0c9016d24bc1f9229315ddb050406b6e7496df61caaf48703cb822409f993f57e2d826d746190f42cf67ae7667abbb7329e72c5e9757837a3d207947a70d2dccd5849467a8465781a8495d6186888ec78d5856607c870b9011"}, &(0x7f0000dee000-0x4)=0xd3) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r2, 0x84, 0x6, &(0x7f0000001000)={r3, @in={{0x2, 0x2, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f0000002000)=0x8c) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:07 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:07 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:07 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) open_by_handle_at(r0, &(0x7f0000585000-0x64)={0x64, 0x1, "e33a58fe71281bda76749d2f786bf2ad3ffd228b3945a26e4e9dae5c1bfde2c203dfb78da2e2cbc004e6873e17026b4a33896b1d73c03b72dd7244b38b27842a9f815c9774e18ccdd725b499053d5c085cc81cf544e3d0e55b57cb53"}, 0x20800) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") openat$autofs(0xffffffffffffff9c, &(0x7f00009d5000)="2f6465762f6175746f667300", 0x0, 0x0) lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) ioctl$sock_SIOCGSKNS(r1, 0x894c, &(0x7f0000966000-0x4)=0x10001) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:07 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r3, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:07 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = accept4$llc(0xffffffffffffff9c, &(0x7f0000e76000-0x10)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random="000000000000", [0x0, 0x0]}, &(0x7f00007df000)=0x10, 0x80800) recvfrom$llc(r1, &(0x7f0000e34000-0xd7)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xd7, 0x42, &(0x7f0000755000)={0x1a, 0x1, 0x5, 0x3, 0x4, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, [0x0, 0x0]}, 0x10) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f00004c2000/0x4000)=nil, 0x4000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:07 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) accept4(r1, &(0x7f0000201000)=@alg={0x0, "0000000000000000000000000000", 0x0, 0x0, "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, &(0x7f0000f8c000-0x4)=0x58, 0x800) [ 331.695631] ? __lock_acquire+0x6e9/0x47f0 [ 331.695642] ? __lock_acquire+0x6e9/0x47f0 [ 331.695652] ? lock_downgrade+0x980/0x980 [ 331.695667] ? lock_acquire+0x1d5/0x580 [ 331.695698] ? find_held_lock+0x39/0x1d0 [ 331.695729] ? lock_downgrade+0x980/0x980 [ 331.695742] ? __handle_mm_fault+0x2698/0x3e20 [ 331.695759] ? finish_task_switch+0x1d3/0x740 [ 331.695775] ? lock_release+0xda0/0xda0 2017/12/03 09:32:07 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") syz_open_dev$sg(&(0x7f000002c000-0x9)="2f6465762f73672300", 0xee1, 0x40200) lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:07 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$EVIOCGBITSND(r1, 0x80404532, &(0x7f0000244000)="00000000000000000000000000000000000000000000000000") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:07 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:07 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[], 0x0) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.695803] ? do_raw_spin_trylock+0x190/0x190 [ 331.695824] ? userfaultfd_ctx_put+0x740/0x740 [ 331.695862] __handle_mm_fault+0x353a/0x3e20 [ 331.695870] ? check_noncircular+0x20/0x20 2017/12/03 09:32:07 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:07 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.695891] ? __pmd_alloc+0x4e0/0x4e0 [ 331.695903] ? find_held_lock+0x39/0x1d0 [ 331.695934] ? lock_downgrade+0x980/0x980 [ 331.695944] ? __lock_is_held+0xbc/0x140 2017/12/03 09:32:07 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x0, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:07 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) r2 = getpgrp(0xffffffffffffffff) fcntl$setownex(r1, 0xf, &(0x7f0000628000-0x8)={0x1, r2}) [ 331.696006] handle_mm_fault+0x334/0x8d0 [ 331.696016] ? down_read+0x96/0x150 [ 331.696028] ? __handle_mm_fault+0x3e20/0x3e20 [ 331.696036] ? vmacache_find+0x5f/0x280 [ 331.696053] ? find_vma+0x30/0x150 [ 331.696070] __do_page_fault+0x5c9/0xc90 [ 331.696092] ? mm_fault_error+0x2c0/0x2c0 [ 331.696103] ? print_usage_bug+0x3f0/0x3f0 [ 331.696121] do_page_fault+0xee/0x720 2017/12/03 09:32:07 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.696133] ? __do_page_fault+0xc90/0xc90 [ 331.696144] ? lock_release+0xda0/0xda0 [ 331.696163] ? mark_held_locks+0xb2/0x100 [ 331.696173] ? retint_kernel+0x10/0x10 [ 331.696191] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.696214] page_fault+0x22/0x30 [ 331.696223] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 2017/12/03 09:32:07 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) ioctl$DRM_IOCTL_GET_CAP(r0, 0xc010640c, &(0x7f0000435000)={0x9, 0x8}) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x10, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:07 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) clock_gettime(0x0, &(0x7f000036a000-0x8)={0x0, 0x0}) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x3, 0x0, 0x0, @time={r2, r3+10000000}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x1c) mknod$loop(&(0x7f00006ba000-0x8)="2e2f66696c653000", 0x8001, 0x1) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) 2017/12/03 09:32:07 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000afe000-0x4)=0x3, 0x4) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") clock_gettime(0x0, &(0x7f00004cd000)={0x0, 0x0}) mq_timedsend(r1, &(0x7f00002be000-0x73)="c8b9eb3ae80fd6d7c53892cc4b4327f6f034b6b8c0615905ff17728feb58027925e4ca3682d9e6e49ce4f42b821beeebffdc67d833685a62359fdb146eb5fd5dd9946c0671818aab171ef22a4c4534b039a1b4ac353ba7e76128993990be6ea87fde61e90f5189decbb1f5e69683736eec11d4", 0x73, 0x0, &(0x7f00003f5000-0x8)={r2, r3+30000000}) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:07 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[], 0x0) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.696228] RSP: 0018:ffff8801b1ec7790 EFLAGS: 00010216 [ 331.696236] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 331.696241] RDX: 00000000000001c1 RSI: 0000000020012001 RDI: ffff8801b1ec7b90 [ 331.696246] RBP: ffff8801b1ec7870 R08: 0000000000000003 R09: 1ffff100363d8eac [ 331.696251] R10: ffff8801c9738500 R11: 0000000000000003 R12: 1ffff100363d8ef5 2017/12/03 09:32:07 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:07 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:07 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) ioctl$LOOP_CLR_FD(r3, 0x4c01) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f000091d000)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) syz_extract_tcp_res(&(0x7f00009b5000-0x8)={0x0, 0x0}, 0x5, 0x9400000000000000) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:07 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) acct(0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) modify_ldt$write(0x1, &(0x7f00009be000)={0x2000000000000000, 0x0, 0x3400, 0x5b34, 0x5, 0x6, 0x4, 0x81, 0x1f, 0x200}, 0x10) 2017/12/03 09:32:07 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f000065a000)="2f6465762f7667615f6172626974657200", 0x8000, 0x0) ioctl$KVM_GET_ONE_REG(r0, 0x4010aeab, &(0x7f0000a16000-0x10)={0x100000000, 0x6}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) r1 = getpgrp(0x0) sched_getparam(r1, &(0x7f0000294000)=0x0) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") openat$rtc(0xffffffffffffff9c, &(0x7f0000814000-0x9)="2f6465762f72746300", 0x182, 0x0) [ 331.696256] R13: ffff8801b1ec7848 R14: 0000000000000000 R15: ffff8801b1ec7b88 [ 331.696281] ? iov_iter_fault_in_readable+0x366/0x410 [ 331.696306] ? iov_iter_revert+0x9d0/0x9d0 [ 331.696322] ? mark_held_locks+0xb2/0x100 2017/12/03 09:32:07 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.696331] ? simple_xattr_get+0xeb/0x160 [ 331.696342] ? current_kernel_time64+0x122/0x2f0 [ 331.696355] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.696372] generic_perform_write+0x200/0x600 [ 331.696409] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 331.696416] ? generic_update_time+0x1b2/0x270 [ 331.696429] ? __mnt_drop_write_file+0xd/0x70 [ 331.696439] ? file_update_time+0xbf/0x470 [ 331.696454] ? current_time+0xc0/0xc0 2017/12/03 09:32:07 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x3, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) lremovexattr(&(0x7f0000fc1000-0x8)="2e2f66696c653000", &(0x7f0000011000-0x15)=@known="73797374656d2e736f636b70726f746f6e616d6500") write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") [ 331.696474] ? down_write+0x87/0x120 [ 331.696497] __generic_file_write_iter+0x366/0x5b0 [ 331.696507] ? check_noncircular+0x20/0x20 [ 331.696527] generic_file_write_iter+0x399/0x7a0 [ 331.696547] ? __generic_file_write_iter+0x5b0/0x5b0 [ 331.696562] ? iov_iter_init+0xaf/0x1d0 [ 331.696577] __vfs_write+0x68a/0x970 [ 331.696593] ? kernel_read+0x120/0x120 2017/12/03 09:32:07 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) recvmmsg(r1, &(0x7f000004a000-0xc0)=[{{&(0x7f000037e000-0xc)=@nl={0x0, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000669000)=[{&(0x7f00005ef000-0x30)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x30}, {&(0x7f0000a5e000-0x3b)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x3b}, {&(0x7f000082a000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}, {&(0x7f000055a000)="", 0x0}, {&(0x7f0000329000)="", 0x0}, {&(0x7f0000f49000-0xbc)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xbc}, {&(0x7f00004cd000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x80}, {&(0x7f0000afd000)="000000000000000000000000000000000000000000000000000000000000", 0x1e}, {&(0x7f000001b000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x1000}], 0x9, 0x0, 0x0, 0x3f}, 0x0}, {{0x0, 0x0, &(0x7f0000e66000)=[{&(0x7f0000b32000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xcb}, {&(0x7f0000844000-0x54)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x54}, {&(0x7f00002f3000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xaf}, {&(0x7f0000e15000-0x9e)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x9e}, {&(0x7f0000198000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xb2}], 0x5, 0x0, 0x0, 0xfffffffffffffff7}, 0x2}, {{&(0x7f0000cb1000+0x860)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x14, &(0x7f0000b44000-0x8)=[{&(0x7f0000d11000-0xf6)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xf6}], 0x1, 0x0, 0x0, 0x3ff}, 0x4000000000000000}, {{0x0, 0x0, &(0x7f0000ce6000)=[{&(0x7f0000597000-0x2e)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x2e}, {&(0x7f000057e000)="000000000000000000000000000000000000000000", 0x15}, {&(0x7f0000ed6000-0x68)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x68}], 0x3, 0x0, 0x0, 0xffffffffffffffff}, 0x1f}, {{&(0x7f000059b000)=@l2={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0xe, &(0x7f00007c4000)=[{&(0x7f0000f88000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xc2}, {&(0x7f00001d4000)="000000000000000000000000000000000000000000000000000000000000000000", 0x21}], 0x2, 0x0, 0x0, 0x81}, 0x8001}, {{0x0, 0x0, &(0x7f0000e9e000)=[{&(0x7f0000485000-0x4a)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x4a}, {&(0x7f000093d000-0x49)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x49}, {&(0x7f0000976000-0x8d)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x8d}, {&(0x7f0000d0a000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x8a}, {&(0x7f0000565000-0x83)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x83}, {&(0x7f00002d6000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xe8}, {&(0x7f0000040000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x96}, {&(0x7f00004c1000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x98}], 0x8, &(0x7f0000fac000-0xcc)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xcc, 0x7}, 0x80}], 0x6, 0x10022, &(0x7f000099f000)={0x0, 0x1c9c380}) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") getsockopt$inet_sctp6_SCTP_RECVNXTINFO(r1, 0x84, 0x21, &(0x7f0000dc5000)=0x0, &(0x7f0000dd9000-0x4)=0x4) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:07 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000cbf000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) setsockopt$inet_sctp6_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f00001cd000)={0x6, 0x3, 0xaae3, 0x721c}, 0x8) fcntl$addseals(r0, 0x409, 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) ioctl$TIOCLINUX2(r1, 0x541c, &(0x7f000002f000)={0x2, 0x9, 0xd40, 0x1605, 0x0, 0x3}) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f0000a49000-0xb)="2f6465762f6877726e6700", 0xc0400, 0x0) 2017/12/03 09:32:07 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000a41000/0x1000)=nil, 0x1000}) 2017/12/03 09:32:07 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x0, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:07 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000001000-0xe)="2e2f66696c653000", 0x100) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x10, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 331.696639] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 331.696651] ? __sb_start_write+0x203/0x290 [ 331.696665] vfs_write+0x18f/0x510 [ 331.696688] SyS_write+0xef/0x220 [ 331.696704] ? SyS_read+0x220/0x220 2017/12/03 09:32:07 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:07 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.696715] ? keyctl_revoke_key+0x7f/0x100 [ 331.696724] ? do_fast_syscall_32+0x156/0xf9d [ 331.696736] ? SyS_read+0x220/0x220 [ 331.696748] do_fast_syscall_32+0x3ee/0xf9d [ 331.696762] ? do_raw_spin_trylock+0x190/0x190 [ 331.696791] ? do_int80_syscall_32+0x9d0/0x9d0 2017/12/03 09:32:08 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getdents(r0, &(0x7f00002fb000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x6d) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000ae0000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x2, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000be2000)="2e2f66696c653000", 0x2000000000000010) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) setsockopt$inet_tcp_buf(r3, 0x6, 0x1f, &(0x7f0000c09000)="8da2ee105058f24779919be8f30fe380f0402a3686f0eb8733d1d84990e4", 0x1e) 2017/12/03 09:32:08 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:08 executing program 0: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r1 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x10, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653000", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 331.696817] ? lockdep_sys_exit+0x47/0xf0 [ 331.696827] ? syscall_return_slowpath+0x2ad/0x550 [ 331.696837] ? prepare_exit_to_usermode+0x340/0x340 [ 331.696849] ? sysret32_from_system_call+0x5/0x3b [ 331.696868] ? trace_hardirqs_off_thunk+0x1a/0x1c 2017/12/03 09:32:08 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f00008c0000)={0x0, 0x8}, &(0x7f00002cc000)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000f8f000)={r2, 0xc8, "0dfc947b9c23af011da107dc86fea3e6389ff4e979bd980e0d68c7aefa7eb9c6743fa5b04fed5edbb9446bb33dbe579224d39851734860f97cc8d1fe8c01caed31b04985da33843d333c25411bb46e9c47f435a4889aa5fc30e2423c5ee22e8f38aa01938fc49cfbcf494c0564fe2a9ad954c2eba54e181a4bf4dd0d45e9a1a531fae914f2d90f381163df262330e4de09e1744b4fc2d27c690b32553840edeead361cf1199cc4800d55f752c1bc41dbcbb6f5e45ad54a0c7e74710007a61076e2f2f92709f22f72"}, &(0x7f00005ee000-0x4)=0xd0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:08 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:08 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000642000)=0x0) [ 331.696889] entry_SYSENTER_compat+0x51/0x60 [ 331.696896] RIP: 0023:0xf7ffac79 [ 331.696900] RSP: 002b:00000000f77f608c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 331.696908] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 331.696913] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 331.696918] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 331.696922] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 2017/12/03 09:32:08 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r1, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r1, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) ptrace$getregset(0x4204, r0, 0x2, &(0x7f0000d6f000-0x8)={&(0x7f0000233000-0x4a)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x4a}) r2 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x10, 0xffffffffffffffff, 0x0) restart_syscall() link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:08 executing program 5 (fault-call:9 fault-nth:0): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:08 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$KVM_CREATE_DEVICE(0xffffffffffffffff, 0xc00caee0, &(0x7f0000e52000)={0x5, 0xffffffffffffffff, 0x1}) getsockopt$bt_BT_POWER(r0, 0x112, 0x9, &(0x7f0000134000)=0xeb, &(0x7f00007e1000)=0x1) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) recvfrom$inet(r2, &(0x7f000053c000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x36, 0x40002021, &(0x7f0000034000)={0x2, 0x1, @rand_addr=0x20400000, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) ioctl$KVM_S390_UCAS_UNMAP(r2, 0x4018ae51, &(0x7f0000b72000-0x18)={0x6468037f, 0x7, 0x9}) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653000", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 331.696927] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 331.697064] FAULT_FLAG_ALLOW_RETRY missing 30 [ 331.697074] CPU: 0 PID: 15772 Comm: syz-executor2 Not tainted 4.15.0-rc1+ #115 [ 331.697080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.697084] Call Trace: [ 331.697095] dump_stack+0x194/0x257 2017/12/03 09:32:08 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.697111] ? arch_local_irq_restore+0x53/0x53 [ 331.697120] ? rb_erase_cached+0xf50/0x3540 [ 331.697128] ? check_noncircular+0x20/0x20 [ 331.697136] ? lock_downgrade+0x980/0x980 [ 331.697148] ? handle_userfault+0x12b7/0x24c0 [ 331.697165] handle_userfault+0x12fa/0x24c0 [ 331.697173] ? handle_userfault+0x150b/0x24c0 [ 331.697209] ? userfaultfd_ioctl+0x4520/0x4520 2017/12/03 09:32:08 executing program 5 (fault-call:9 fault-nth:1): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:08 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = accept4$llc(r0, 0x0, &(0x7f00005b5000-0x4)=0x0, 0x80800) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000249000)={0x80000000, 0xd07}, 0x8) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000b6e000)="2f6465762f6877726e6700", 0x210000, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r2, 0x40345410, &(0x7f0000cf2000)={{0xffffffffffffffff, 0x3, 0x5, 0x0, 0x8}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x22, &(0x7f0000818000-0x10)={0x7d287a2a, 0x8000, 0x8, 0xf4c3, 0x0}, &(0x7f000010a000)=0x10) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f00008c6000)={0xfffffffffffffff8, 0x200, 0x6, 0x3, r4}, 0x10) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") sendmsg$nfc_llcp(r2, &(0x7f00002ba000)={&(0x7f0000543000)={0x27, 0x40000000000000, 0x9, 0x5, 0x8001, 0xffff, "bdfda27cca6766aed9fc39a904dd79cf47a23c2698a6ec023b7fb477777a1b5f46338f72babaa5d65868df741705e317605a30ec7e466ff2b905d8444457e7", 0x1}, 0x58, &(0x7f0000af6000)=[{&(0x7f0000705000-0x28)="54cb3c658b6529a2c0a1529047a4bd01b35ebf90b6cfe6cdc6291799eb330c57d2247666ed0c61a0", 0x28}, {&(0x7f00003dd000)="2677028a36f3d14ec4bdb8949be9d03465a32f152971d448901b4db222932aaa1fa5965d04d16b181d0584ec8932ca58009cadc098cf0b8cd0be1d1fc91be87e0ee01a51d594c99fc1f81591f7db920f99e2ed1fae4fa57abd1bbc6b26e2afbb66a8ae3dc8ac056be7e087ea97feb8b1684731f950bc9de06c6eb1e3486abe409d6792daf7f29df0d9b5f32dabd22fdb21", 0x91}, {&(0x7f0000f2f000-0x52)="04312242bffe25a9d6a02ec50ab6a4f4f984b5aa44c4498b7e7598b2f0f351efe10aa5bcded050b249331523db2075db0892a206c66278d1f35bcc6d95a03e78392ed0a50d6a4d0e3913ae69e21b407c0a3c", 0x52}, {&(0x7f000020a000)="fbfae27c584582922907422e2dc0a5e06ae9c00d22bf5627b073e7942493d0f71fd5acdbe69ed12a2975d65e62b4c47d2c0c9347d1be4ed37268d854b749826be0300e1ed03037589457be6c1e9e387e10d79eea3e52f293b81f7eaace55302cfa0fa23fc4f95bb70815ee83cb91fb020ee748dad0dbcce46c97935ae03d787bd9027c23ea8a087ea2eac5bc2b94680c70b9b80f58a7", 0x96}, {&(0x7f0000cb0000)="5e9e23277c2e9e18c950dddb62e0af88dd08759dea85870f324c01b5e071b9471480b1cca0dee88bbec9ec23fa3b3f38c4827db22ef59c91d8a9ecf9e7d8c9c923336ebe0aada645a1a4c7435124d8f170470ab313ec278712ed28fd71fbad498da3afe61776a0c188651cc44559830bfcba3dc2f33de8fd1dfb0cbcf90c44678962bd33609b0fbf187502336d2c938b48ef557f4e3d8fc766e0bee3158211eb329e08272a311735e7130e23d9389c0a98f60ad9c90f9d31c27c8fc0ed287a248595363823b21c2f700eb5b9e09f19bfd5468950c3be2187a4cafaed2d05ccd2a717667bcb36738b77f0", 0xea}], 0x5, &(0x7f0000d13000-0xa4)={0xa4, 0x101, 0x1, "bfef49a9b5c73365715565cff076e8d08683077d673f10fa3d7e331a2671a401a2a79e6fff502ffa1f6afc52fa505b5b2fd40380a6937c5b459139fc919829662220c0af1a7c6bdf5de3c2d2f9a996c844377a067bd87c4a4b0ed87b9cb9e041fd8de59ef2dce3ee0d2041a5b87b01a21eef098bc959bdb8a565cc3e0911bdc90f2e4fc103c94068d69aee114dfc9e04b2014559b2707d"}, 0xa4, 0x0}, 0x4000000) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 331.697226] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 331.697253] ? print_usage_bug+0x3f0/0x3f0 [ 331.697264] ? print_usage_bug+0x3f0/0x3f0 [ 331.697289] ? update_cfs_rq_load_avg.part.70+0x2d0/0x2d0 [ 331.697300] ? can_migrate_task+0x1560/0x1560 [ 331.697314] ? check_noncircular+0x20/0x20 [ 331.697330] ? __lock_acquire+0x6e9/0x47f0 2017/12/03 09:32:08 executing program 6: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$mice(&(0x7f0000001000-0x10)="2f6465762f696e7075742f6d69636500", 0x0, 0x400000) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0086426, &(0x7f000056a000-0x8)={0xa, &(0x7f00002ae000-0x50)=[{0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}]}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_SWITCH_CTX(r0, 0x40086424, &(0x7f0000000000)={r1, 0x3}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) chmod(&(0x7f00003ee000)="2e2f66696c653000", 0x0) preadv(r2, &(0x7f0000d36000)=[{&(0x7f0000ef2000-0x4c)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x4c}, {&(0x7f0000290000-0xee)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xee}, {&(0x7f0000496000-0x9c)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x9c}, {&(0x7f0000fe7000)="000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x27}, {&(0x7f0000510000-0x1000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x1000}], 0x5, 0x0) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:08 executing program 0 (fault-call:9 fault-nth:0): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:08 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000c33000-0x20)={{&(0x7f00007bf000/0x1000)=nil, 0x1000}, 0x7ffffffffffd, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f0000bc5000-0x8)={0x0, 0x8}, &(0x7f00001e8000)=0x8) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r1, 0x84, 0x5, &(0x7f0000a9d000-0x8c)={r2, @in6={{0xa, 0x1, 0x7fff, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x4}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x8c) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a45352, &(0x7f00003ec000-0xa8)={{0x8f10, 0x4}, "706f7274310000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x6c, 0x0, 0x2, 0x1, 0xffffffff, 0x7f, 0x3, 0x0, 0x2, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 331.697340] ? __lock_acquire+0x6e9/0x47f0 [ 331.697357] ? check_noncircular+0x20/0x20 [ 331.697383] ? find_held_lock+0x39/0x1d0 [ 331.697412] ? lock_downgrade+0x980/0x980 [ 331.697423] ? __handle_mm_fault+0x2698/0x3e20 [ 331.697444] ? lock_release+0xda0/0xda0 [ 331.697455] ? update_curr+0x2e6/0x9a0 [ 331.697464] ? __enqueue_entity+0x109/0x1e0 [ 331.697476] ? do_raw_spin_trylock+0x190/0x190 2017/12/03 09:32:08 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pwrite64(r2, &(0x7f000025d000-0x87)="a3bebb265c118eeafd5abf949b2465281c53209b83e07490682d119014bd1843056c1b7498c4dfce39b8b3bc57aad99b9d75592c6566ed13905b10168d22121d8c20e0c4855433eda31bb6fd515e22170685e774eefab980c37a82255311616486004072f492c8ae3fe815f6f4b9c0c627028e3c2aad0019bdd435b1e58f15406c5b78a1ef6a84", 0x87, 0x1d) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) fchmod(r0, 0x41) 2017/12/03 09:32:08 executing program 5 (fault-call:9 fault-nth:2): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:08 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r1, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r1, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r2 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) ptrace$cont(0x7, r0, 0x0, 0x404) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r1, 0x6, 0x1d, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000001000-0x4)=0x14) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x10, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 331.697486] ? userfaultfd_ctx_put+0x740/0x740 [ 331.697496] ? enqueue_task_fair+0x3b1/0x2950 [ 331.697517] __handle_mm_fault+0x353a/0x3e20 [ 331.697528] ? check_noncircular+0x20/0x20 [ 331.697545] ? __pmd_alloc+0x4e0/0x4e0 [ 331.697555] ? find_held_lock+0x39/0x1d0 [ 331.697582] ? lock_downgrade+0x980/0x980 2017/12/03 09:32:08 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:08 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") finit_module(r1, &(0x7f0000171000-0x32)="776c616e3163707573657476626f786e657431657468302f246d643573756d23236b657972696e6775736572776c616e3000", 0x2) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:08 executing program 0 (fault-call:9 fault-nth:1): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") [ 331.697592] ? __lock_is_held+0xbc/0x140 [ 331.697643] handle_mm_fault+0x334/0x8d0 [ 331.697654] ? down_read+0x96/0x150 [ 331.697666] ? __handle_mm_fault+0x3e20/0x3e20 [ 331.697675] ? vmacache_find+0x5f/0x280 [ 331.697690] ? find_vma+0x30/0x150 [ 331.697707] __do_page_fault+0x5c9/0xc90 2017/12/03 09:32:08 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000f89000)={0x0, @in6={{0xa, 0x1, 0x1, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x7}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10000, 0xfffffffffffff94f}, &(0x7f0000341000-0x4)=0x98) getsockopt$inet_sctp_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f00007c2000-0x14)={r2, 0x49f, 0x8, 0x8, 0x66e, 0x3}, &(0x7f0000f4c000-0x4)=0x14) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:08 executing program 5 (fault-call:9 fault-nth:3): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") [ 331.697718] ? update_cfs_rq_load_avg.part.70+0x2d0/0x2d0 [ 331.697740] ? mm_fault_error+0x2c0/0x2c0 [ 331.697752] ? print_usage_bug+0x3f0/0x3f0 [ 331.697761] ? check_noncircular+0x20/0x20 [ 331.697781] do_page_fault+0xee/0x720 [ 331.697795] ? __do_page_fault+0xc90/0xc90 [ 331.697803] ? check_noncircular+0x20/0x20 [ 331.697828] ? mark_held_locks+0xb2/0x100 [ 331.697836] ? find_held_lock+0x39/0x1d0 2017/12/03 09:32:08 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000a50000-0x18)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00006a1000)="2e2f66696c653200", &(0x7f00005d2000-0x8)="2e2f66696c653100") fstat(r0, &(0x7f0000883000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000495000)={{{@in6=@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@remote={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in6=@loopback={0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000924000)=0xe8) bind$packet(r1, &(0x7f0000ee9000)={0x11, 0x2, r3, 0x1, 0xe4, 0x6, @remote={[0xbb, 0xbb, 0xbb, 0xbb, 0xbb], 0x0}, [0x0, 0x0]}, 0x14) fstat(r1, &(0x7f00002bd000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getresuid(&(0x7f0000e9f000)=0x0, &(0x7f0000b21000)=0x0, &(0x7f0000798000)=0x0) lchown(&(0x7f000064a000-0x8)="2e2f66696c653100", r4, r2) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") [ 331.697845] ? retint_kernel+0x10/0x10 [ 331.697864] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.697884] page_fault+0x22/0x30 [ 331.697896] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 331.697901] RSP: 0018:ffff8801d924f790 EFLAGS: 00010216 [ 331.697909] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 331.697915] RDX: 000000000000017f RSI: 0000000020012001 RDI: ffff8801d924fb90 2017/12/03 09:32:08 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") getsockname$packet(r1, &(0x7f0000e68000-0x14)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, &(0x7f0000bc5000)=0x14) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f000009c000)={{{@in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, @in=@empty=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in6=@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0}, 0x0, @in6=@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000227000-0x4)=0xe8) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000c2e000-0xe8)={{{@in6=@loopback={0x0, 0x1}, @in6=@local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x2, 0x10000, 0x2, 0x7, 0x4, 0x80, 0x80, 0xc00000000000, r2, r3}, {0x2, 0xfffffffffffffff9, 0x2, 0x80000001, 0x9c7, 0x7ae, 0xc10, 0x10d}, {0x6, 0x3ff, 0x9, 0x3ff}, 0x5, 0x1, 0xffffffff7fffffff, 0x0, 0x20, 0x2}, {{@in6=@loopback={0x0, 0x1}, 0x1, 0xbebc}, 0x8, @in6=@loopback={0x0, 0x1}, 0xdaa, 0x2, 0x3, 0x438, 0x1fffc000000, 0x10001, 0x7}}, 0xe8) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:08 executing program 0 (fault-call:9 fault-nth:2): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:08 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x29, &(0x7f00000c5000-0xc)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000a68000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) linkat(r0, &(0x7f00005db000-0x8)="2e2f66696c653000", r0, &(0x7f0000576000)="2e2f66696c653000", 0xc6bc6d2781009682) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:08 executing program 5 (fault-call:9 fault-nth:4): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:08 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") [ 331.697920] RBP: ffff8801d924f870 R08: 1ffff10038a420aa R09: 0000000000000000 [ 331.697925] R10: ffff8801cd944340 R11: 0000000000000000 R12: 1ffff1003b249ef5 [ 331.697931] R13: ffff8801d924f848 R14: 0000000000000000 R15: ffff8801d924fb88 [ 331.697953] ? iov_iter_fault_in_readable+0x366/0x410 [ 331.697978] ? iov_iter_revert+0x9d0/0x9d0 [ 331.697995] ? mark_held_locks+0xb2/0x100 2017/12/03 09:32:08 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, r1) mprotect(&(0x7f0000bc5000/0x4000)=nil, 0x4000, 0x1000001) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r2 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x10, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$KVM_GET_SUPPORTED_CPUID(r0, 0xc008ae05, &(0x7f0000000000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000") [ 331.698008] ? simple_xattr_get+0xeb/0x160 [ 331.698022] ? current_kernel_time64+0x122/0x2f0 [ 331.698038] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.698058] generic_perform_write+0x200/0x600 [ 331.698092] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 331.698102] ? current_time+0x88/0xc0 [ 331.698115] ? file_update_time+0xbf/0x470 [ 331.698127] ? current_time+0xc0/0xc0 2017/12/03 09:32:08 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) faccessat(r1, &(0x7f0000ee4000)="2e2f66696c653000", 0x1, 0x800) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") prctl$setname(0xf, &(0x7f00002d6000)="622c00") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:08 executing program 0 (fault-call:9 fault-nth:3): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:08 executing program 5 (fault-call:9 fault-nth:5): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:08 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) eventfd(0x2) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") [ 331.698143] ? down_write+0x87/0x120 [ 331.698159] __generic_file_write_iter+0x366/0x5b0 [ 331.698168] ? check_noncircular+0x20/0x20 [ 331.698191] generic_file_write_iter+0x399/0x7a0 [ 331.698209] ? __generic_file_write_iter+0x5b0/0x5b0 [ 331.698225] ? iov_iter_init+0xaf/0x1d0 [ 331.698242] __vfs_write+0x68a/0x970 [ 331.698257] ? kernel_read+0x120/0x120 [ 331.698295] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 331.698307] ? __sb_start_write+0x203/0x290 [ 331.698321] vfs_write+0x18f/0x510 [ 331.698336] SyS_write+0xef/0x220 [ 331.698343] ? exit_to_usermode_loop+0x198/0x310 [ 331.698355] ? SyS_read+0x220/0x220 [ 331.698367] ? finish_task_switch+0x1aa/0x740 [ 331.698376] ? do_fast_syscall_32+0x156/0xf9d [ 331.698388] ? SyS_read+0x220/0x220 [ 331.698399] do_fast_syscall_32+0x3ee/0xf9d 2017/12/03 09:32:08 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) get_mempolicy(&(0x7f0000d1f000-0x4)=0x0, &(0x7f0000309000)=0x0, 0x1, &(0x7f0000faf000/0x1000)=nil, 0x6) ioctl$KVM_S390_INTERRUPT_CPU(r1, 0x4010ae94, &(0x7f0000dba000)={0x5, 0x101, 0x5}) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:08 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) r1 = add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) r2 = add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, r1) keyctl$revoke(0x3, r2) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r4, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="bce9b0b64afefa889b44bce428ac6bd96272013bf6ae4feb9f8e37b3bf755be54a71158867b3b0b06fa446acaa91191961108320546322a6ea72a818be832b3342145034ca12007e65d4818e27650f92e041a2b7bf67c7", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="7a3cabdc4dfdd90430823b") 2017/12/03 09:32:08 executing program 0 (fault-call:9 fault-nth:4): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:08 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$vcsn(&(0x7f0000e41000-0xa)="2f6465762f7663732300", 0xfffffffffffffffe, 0x22000) ioctl$KVM_ASSIGN_SET_MSIX_ENTRY(r0, 0x4010ae74, &(0x7f0000cde000)={0x80000001, 0x401, 0x3}) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r2 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r2, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r1, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 331.698409] ? do_raw_spin_trylock+0x190/0x190 [ 331.698424] ? do_int80_syscall_32+0x9d0/0x9d0 [ 331.698442] ? lockdep_sys_exit+0x47/0xf0 [ 331.698452] ? syscall_return_slowpath+0x2ad/0x550 [ 331.698462] ? prepare_exit_to_usermode+0x340/0x340 [ 331.698472] ? sysret32_from_system_call+0x5/0x3b 2017/12/03 09:32:08 executing program 4: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r0, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) statx(r0, &(0x7f000085c000)="2e2f66696c653000", 0x3000, 0xfff, &(0x7f00005b2000-0x100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df4cc4b5273fe2314f89a7ae5dd1a8d881615782a3ec3c0267c8a07370cabbf7392121b52e62dfa0eab49ff3af6cee1f72641dcc7e46c8b3924f20b0ddeb6cf67b6fa05c72e3b07e28917f1d4ba75e4850a391898d52ba0ab27a011964403d791f7a60aa8af4f25156", 0x9b, 0xfffffffffffffffa) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f000083f000)={r1, &(0x7f00009ff000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) fgetxattr(r0, &(0x7f0000ad6000)=@random={"62747266732e00", "72787270635f7300"}, &(0x7f0000fc9000-0x89)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x89) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f00009d2000-0x8)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2017/12/03 09:32:08 executing program 5 (fault-call:9 fault-nth:6): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) r1 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") lchown(&(0x7f0000bbe000-0x8)="2e2f66696c653000", 0x0, 0x0) clone(0x0, &(0x7f0000550000-0x57)="", &(0x7f0000c98000-0x4)=0x0, &(0x7f0000337000-0x4)=0x0, &(0x7f0000883000)="") 2017/12/03 09:32:08 executing program 3: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000d67000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = epoll_create1(0x80000) r1 = fcntl$dupfd(0xffffffffffffffff, 0x406, r0) getsockopt$inet_mreqsrc(r1, 0x0, 0x27, &(0x7f0000c3c000)={@multicast1=0x0, @multicast2=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c22000)=0xc) mkdirat(r1, &(0x7f0000cbd000-0x8)="2e2f66696c653000", 0x2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000f0b000)="72787270635f7300", &(0x7f00005d1000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f000093b000)="9f89e877a9d6d15673054c4787706db109fd1592dd57a95e405774e13c3d48c1766dc97ed794bf902311eca61af00ada4541df", 0x33, 0xfffffffffffffffa) add_key(&(0x7f00001f2000)="6369732e756d61ce00", &(0x7f0000059000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000d6f000)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f000083f000)={0x0, &(0x7f00009ff000)=""}) r2 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000004000-0x8)="2e2f66696c653000", 0x0) write$sndseq(r3, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x989680}}], 0x30) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x10, 0xffffffffffffffff, 0x0) link(&(0x7f000077d000-0x8)="2e2f66696c653000", &(0x7f0000243000)="2e2f66696c653100") pivot_root(&(0x7f00002b6000-0xe)="2e2f66696c653200", &(0x7f00007d0000-0x8)="2e2f66696c653100") getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002ea000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000013000)=0xe8) getgid() rename(&(0x7f0000b97000-0xe)="2e2f66696c653100", &(0x7f000046e000)="2e2f66696c653200") ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 331.698488] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.698507] entry_SYSENTER_compat+0x51/0x60 [ 331.698513] RIP: 0023:0xf7f7dc79 [ 331.698517] RSP: 002b:00000000f777908c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 331.698524] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 331.698528] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 331.698532] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 331.698535] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 331.698540] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 331.759175] FAULT_FLAG_ALLOW_RETRY missing 30 [ 331.759206] CPU: 0 PID: 15780 Comm: syz-executor7 Not tainted 4.15.0-rc1+ #115 [ 331.759211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.759216] Call Trace: [ 331.759230] dump_stack+0x194/0x257 [ 331.759247] ? arch_local_irq_restore+0x53/0x53 [ 331.759268] ? handle_userfault+0x12b7/0x24c0 [ 331.759287] handle_userfault+0x12fa/0x24c0 [ 331.759298] ? handle_userfault+0x150b/0x24c0 [ 331.759330] ? userfaultfd_ioctl+0x4520/0x4520 [ 331.759349] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 331.759361] ? check_noncircular+0x20/0x20 [ 331.759377] ? set_next_entity+0x2ed/0xd70 [ 331.759389] ? print_usage_bug+0x3f0/0x3f0 [ 331.759400] ? print_usage_bug+0x3f0/0x3f0 [ 331.759409] ? switched_to_fair+0xb0/0xb0 [ 331.759417] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.759429] ? trace_hardirqs_on+0xd/0x10 [ 331.759439] ? get_user_pages_fast+0x14e/0x340 [ 331.759463] ? check_noncircular+0x20/0x20 [ 331.759480] ? __lock_acquire+0x6e9/0x47f0 [ 331.759491] ? __lock_acquire+0x6e9/0x47f0 [ 331.759501] ? lock_downgrade+0x980/0x980 [ 331.759516] ? lock_acquire+0x1d5/0x580 [ 331.759526] ? finish_task_switch+0x1aa/0x740 [ 331.759547] ? find_held_lock+0x39/0x1d0 [ 331.759576] ? lock_downgrade+0x980/0x980 [ 331.759585] ? __handle_mm_fault+0x2698/0x3e20 [ 331.759599] ? finish_task_switch+0x1d3/0x740 [ 331.759613] ? lock_release+0xda0/0xda0 [ 331.759622] ? copy_overflow+0x20/0x20 [ 331.759637] ? do_raw_spin_trylock+0x190/0x190 [ 331.759646] ? userfaultfd_ctx_put+0x740/0x740 [ 331.759675] __handle_mm_fault+0x353a/0x3e20 [ 331.759682] ? check_noncircular+0x20/0x20 [ 331.759700] ? __pmd_alloc+0x4e0/0x4e0 [ 331.759711] ? find_held_lock+0x39/0x1d0 [ 331.759741] ? lock_downgrade+0x980/0x980 [ 331.759751] ? __lock_is_held+0xbc/0x140 [ 331.759813] handle_mm_fault+0x334/0x8d0 [ 331.759823] ? down_read+0x96/0x150 [ 331.759834] ? __handle_mm_fault+0x3e20/0x3e20 [ 331.759843] ? vmacache_find+0x5f/0x280 [ 331.759860] ? find_vma+0x30/0x150 [ 331.759878] __do_page_fault+0x5c9/0xc90 [ 331.759890] ? refill_pi_state_cache.part.6+0x2f0/0x2f0 [ 331.759911] ? mm_fault_error+0x2c0/0x2c0 [ 331.759924] ? print_usage_bug+0x3f0/0x3f0 [ 331.759937] ? futex_wait_setup+0x22e/0x3d0 [ 331.759953] do_page_fault+0xee/0x720 [ 331.759967] ? __do_page_fault+0xc90/0xc90 [ 331.759974] ? check_noncircular+0x20/0x20 [ 331.760006] ? mark_held_locks+0xb2/0x100 [ 331.760013] ? futex_wait+0x69e/0x990 [ 331.760025] ? retint_kernel+0x10/0x10 [ 331.760046] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.760069] page_fault+0x22/0x30 [ 331.760079] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 331.760084] RSP: 0018:ffff8801b1ec7790 EFLAGS: 00010212 [ 331.760093] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 331.760098] RDX: 000000000000013c RSI: 0000000020012001 RDI: ffff8801b1ec7b90 [ 331.760103] RBP: ffff8801b1ec7870 R08: 1ffff100392fbcea R09: 0000000000000000 [ 331.760108] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff100363d8ef5 [ 331.760113] R13: ffff8801b1ec7848 R14: 0000000000000000 R15: ffff8801b1ec7b88 [ 331.760138] ? iov_iter_fault_in_readable+0x366/0x410 [ 331.760165] ? iov_iter_revert+0x9d0/0x9d0 [ 331.760188] ? mark_held_locks+0xb2/0x100 [ 331.760201] ? current_kernel_time64+0x122/0x2f0 [ 331.760216] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.760233] generic_perform_write+0x200/0x600 [ 331.760250] ? lock_acquire+0x1d5/0x580 [ 331.760276] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 331.760286] ? current_time+0x88/0xc0 [ 331.760301] ? file_update_time+0xbf/0x470 [ 331.760314] ? current_time+0xc0/0xc0 [ 331.760333] ? down_write+0x87/0x120 [ 331.760351] __generic_file_write_iter+0x366/0x5b0 [ 331.760360] ? check_noncircular+0x20/0x20 [ 331.760379] generic_file_write_iter+0x399/0x7a0 [ 331.760399] ? __generic_file_write_iter+0x5b0/0x5b0 [ 331.760416] ? iov_iter_init+0xaf/0x1d0 [ 331.760434] __vfs_write+0x68a/0x970 [ 331.760448] ? kernel_read+0x120/0x120 [ 331.760495] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 331.760507] ? __sb_start_write+0x203/0x290 [ 331.760522] vfs_write+0x18f/0x510 [ 331.760539] SyS_write+0xef/0x220 [ 331.760555] ? SyS_read+0x220/0x220 [ 331.760568] ? do_fast_syscall_32+0x156/0xf9d [ 331.760583] ? SyS_read+0x220/0x220 [ 331.760595] do_fast_syscall_32+0x3ee/0xf9d [ 331.760607] ? do_raw_spin_trylock+0x190/0x190 [ 331.760625] ? do_int80_syscall_32+0x9d0/0x9d0 [ 331.760645] ? lockdep_sys_exit+0x47/0xf0 [ 331.760655] ? syscall_return_slowpath+0x2ad/0x550 [ 331.760666] ? prepare_exit_to_usermode+0x340/0x340 [ 331.760678] ? sysret32_from_system_call+0x5/0x3b [ 331.760697] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.760717] entry_SYSENTER_compat+0x51/0x60 [ 331.760723] RIP: 0023:0xf7ffac79 [ 331.760727] RSP: 002b:00000000f77f608c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 331.760736] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000020011fd2 [ 331.760740] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 331.760745] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 331.760749] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 331.760755] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 331.809139] FAULT_FLAG_ALLOW_RETRY missing 30 [ 331.809152] CPU: 0 PID: 15813 Comm: syz-executor3 Not tainted 4.15.0-rc1+ #115 [ 331.809158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.809162] Call Trace: [ 331.809178] dump_stack+0x194/0x257 [ 331.809202] ? arch_local_irq_restore+0x53/0x53 [ 331.809212] ? rb_erase_cached+0xf50/0x3540 [ 331.809224] ? check_noncircular+0x20/0x20 [ 331.809234] ? lock_downgrade+0x980/0x980 [ 331.809248] ? handle_userfault+0x12b7/0x24c0 [ 331.809266] handle_userfault+0x12fa/0x24c0 [ 331.809276] ? handle_userfault+0x150b/0x24c0 [ 331.809309] ? userfaultfd_ioctl+0x4520/0x4520 [ 331.809327] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 331.809357] ? print_usage_bug+0x3f0/0x3f0 [ 331.809368] ? print_usage_bug+0x3f0/0x3f0 [ 331.809399] ? update_cfs_rq_load_avg.part.70+0x2d0/0x2d0 [ 331.809410] ? can_migrate_task+0x1560/0x1560 [ 331.809427] ? check_noncircular+0x20/0x20 [ 331.809446] ? __lock_acquire+0x6e9/0x47f0 [ 331.809456] ? __lock_acquire+0x6e9/0x47f0 [ 331.809473] ? check_noncircular+0x20/0x20 [ 331.809495] ? find_held_lock+0x39/0x1d0 [ 331.809522] ? lock_downgrade+0x980/0x980 [ 331.809535] ? __handle_mm_fault+0x2698/0x3e20 [ 331.809555] ? lock_release+0xda0/0xda0 [ 331.809568] ? update_curr+0x2e6/0x9a0 [ 331.809577] ? __enqueue_entity+0x109/0x1e0 [ 331.809590] ? do_raw_spin_trylock+0x190/0x190 [ 331.809601] ? userfaultfd_ctx_put+0x740/0x740 [ 331.809612] ? enqueue_task_fair+0x3b1/0x2950 [ 331.809633] __handle_mm_fault+0x353a/0x3e20 [ 331.809641] ? check_noncircular+0x20/0x20 [ 331.809659] ? __pmd_alloc+0x4e0/0x4e0 [ 331.809670] ? find_held_lock+0x39/0x1d0 [ 331.809697] ? lock_downgrade+0x980/0x980 [ 331.809708] ? __lock_is_held+0xbc/0x140 [ 331.809760] handle_mm_fault+0x334/0x8d0 [ 331.809772] ? down_read+0x96/0x150 [ 331.809784] ? __handle_mm_fault+0x3e20/0x3e20 [ 331.809793] ? vmacache_find+0x5f/0x280 [ 331.809810] ? find_vma+0x30/0x150 [ 331.809828] __do_page_fault+0x5c9/0xc90 [ 331.809850] ? mm_fault_error+0x2c0/0x2c0 [ 331.809863] ? print_usage_bug+0x3f0/0x3f0 [ 331.809885] do_page_fault+0xee/0x720 [ 331.809898] ? __do_page_fault+0xc90/0xc90 [ 331.809912] ? lock_release+0xda0/0xda0 [ 331.809933] ? mark_held_locks+0xb2/0x100 [ 331.809944] ? retint_kernel+0x10/0x10 [ 331.809964] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.809985] page_fault+0x22/0x30 [ 331.809996] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 331.810001] RSP: 0018:ffff8801cb147790 EFLAGS: 00010216 [ 331.810009] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 331.810014] RDX: 00000000000001c1 RSI: 0000000020012001 RDI: ffff8801cb147b90 [ 331.810019] RBP: ffff8801cb147870 R08: 0000000000000003 R09: 1ffff10039628eac [ 331.810024] R10: ffff8801c2e181c0 R11: 0000000000000003 R12: 1ffff10039628ef5 [ 331.810029] R13: ffff8801cb147848 R14: 0000000000000000 R15: ffff8801cb147b88 [ 331.810052] ? iov_iter_fault_in_readable+0x366/0x410 [ 331.810077] ? iov_iter_revert+0x9d0/0x9d0 [ 331.810094] ? mark_held_locks+0xb2/0x100 [ 331.810102] ? simple_xattr_get+0xeb/0x160 [ 331.810114] ? current_kernel_time64+0x122/0x2f0 [ 331.810127] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.810142] generic_perform_write+0x200/0x600 [ 331.810175] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 331.810205] ? generic_update_time+0x1b2/0x270 [ 331.810219] ? __mnt_drop_write_file+0xd/0x70 [ 331.810230] ? file_update_time+0xbf/0x470 [ 331.810243] ? current_time+0xc0/0xc0 [ 331.810263] ? down_write+0x87/0x120 [ 331.810280] __generic_file_write_iter+0x366/0x5b0 [ 331.810289] ? check_noncircular+0x20/0x20 [ 331.810308] generic_file_write_iter+0x399/0x7a0 [ 331.810328] ? __generic_file_write_iter+0x5b0/0x5b0 [ 331.810344] ? iov_iter_init+0xaf/0x1d0 [ 331.810362] __vfs_write+0x68a/0x970 [ 331.810378] ? kernel_read+0x120/0x120 [ 331.810423] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 331.810434] ? __sb_start_write+0x203/0x290 [ 331.810449] vfs_write+0x18f/0x510 [ 331.810466] SyS_write+0xef/0x220 [ 331.810473] ? exit_to_usermode_loop+0x198/0x310 [ 331.810486] ? SyS_read+0x220/0x220 [ 331.810501] ? finish_task_switch+0x1aa/0x740 [ 331.810513] ? do_fast_syscall_32+0x156/0xf9d [ 331.810525] ? SyS_read+0x220/0x220 [ 331.810536] do_fast_syscall_32+0x3ee/0xf9d [ 331.810547] ? do_raw_spin_trylock+0x190/0x190 [ 331.810563] ? do_int80_syscall_32+0x9d0/0x9d0 [ 331.810580] ? lockdep_sys_exit+0x47/0xf0 [ 331.810590] ? syscall_return_slowpath+0x2ad/0x550 [ 331.810600] ? prepare_exit_to_usermode+0x340/0x340 [ 331.810611] ? sysret32_from_system_call+0x5/0x3b [ 331.810627] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.810645] entry_SYSENTER_compat+0x51/0x60 [ 331.810652] RIP: 0023:0xf7fefc79 [ 331.810656] RSP: 002b:00000000f77eb08c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 331.810663] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 331.810667] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 331.810670] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 331.810674] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 331.810677] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 331.879391] FAULT_FLAG_ALLOW_RETRY missing 30 [ 331.879406] CPU: 1 PID: 15821 Comm: syz-executor2 Not tainted 4.15.0-rc1+ #115 [ 331.879413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.879417] Call Trace: [ 331.879431] dump_stack+0x194/0x257 [ 331.879449] ? arch_local_irq_restore+0x53/0x53 [ 331.879459] ? rb_erase_cached+0xf50/0x3540 [ 331.879471] ? check_noncircular+0x20/0x20 [ 331.879479] ? lock_downgrade+0x980/0x980 [ 331.879492] ? handle_userfault+0x12b7/0x24c0 [ 331.879510] handle_userfault+0x12fa/0x24c0 [ 331.879519] ? handle_userfault+0x150b/0x24c0 [ 331.879549] ? userfaultfd_ioctl+0x4520/0x4520 [ 331.879566] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 331.879592] ? print_usage_bug+0x3f0/0x3f0 [ 331.879603] ? print_usage_bug+0x3f0/0x3f0 [ 331.879629] ? update_cfs_rq_load_avg.part.70+0x2d0/0x2d0 [ 331.879642] ? can_migrate_task+0x1560/0x1560 [ 331.879655] ? check_noncircular+0x20/0x20 [ 331.879674] ? __lock_acquire+0x6e9/0x47f0 [ 331.879693] ? __lock_acquire+0x6e9/0x47f0 [ 331.879712] ? check_noncircular+0x20/0x20 [ 331.879738] ? find_held_lock+0x39/0x1d0 [ 331.879765] ? lock_downgrade+0x980/0x980 [ 331.879778] ? __handle_mm_fault+0x2698/0x3e20 [ 331.879799] ? lock_release+0xda0/0xda0 [ 331.879812] ? update_curr+0x2e6/0x9a0 [ 331.879821] ? __enqueue_entity+0x109/0x1e0 [ 331.879834] ? do_raw_spin_trylock+0x190/0x190 [ 331.879845] ? userfaultfd_ctx_put+0x740/0x740 [ 331.879856] ? enqueue_task_fair+0x3b1/0x2950 [ 331.879878] __handle_mm_fault+0x353a/0x3e20 [ 331.879886] ? check_noncircular+0x20/0x20 [ 331.879903] ? __pmd_alloc+0x4e0/0x4e0 [ 331.879915] ? find_held_lock+0x39/0x1d0 [ 331.879941] ? lock_downgrade+0x980/0x980 [ 331.879951] ? __lock_is_held+0xbc/0x140 [ 331.880005] handle_mm_fault+0x334/0x8d0 [ 331.880015] ? down_read+0x96/0x150 [ 331.880027] ? __handle_mm_fault+0x3e20/0x3e20 [ 331.880040] ? vmacache_find+0x5f/0x280 [ 331.880059] ? find_vma+0x30/0x150 [ 331.880078] __do_page_fault+0x5c9/0xc90 [ 331.880089] ? update_cfs_rq_load_avg.part.70+0x2d0/0x2d0 [ 331.880112] ? mm_fault_error+0x2c0/0x2c0 [ 331.880132] ? print_usage_bug+0x3f0/0x3f0 [ 331.880150] ? check_noncircular+0x20/0x20 [ 331.880171] do_page_fault+0xee/0x720 [ 331.880185] ? __do_page_fault+0xc90/0xc90 [ 331.880193] ? check_noncircular+0x20/0x20 [ 331.880213] ? mark_held_locks+0xb2/0x100 [ 331.880219] ? find_held_lock+0x39/0x1d0 [ 331.880228] ? retint_kernel+0x10/0x10 [ 331.880247] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.880268] page_fault+0x22/0x30 [ 331.880278] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 331.880283] RSP: 0018:ffff8801b1e8f790 EFLAGS: 00010216 [ 331.880292] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 331.880297] RDX: 000000000000017f RSI: 0000000020012001 RDI: ffff8801b1e8fb90 [ 331.880301] RBP: ffff8801b1e8f870 R08: 1ffff10038a420aa R09: 0000000000000000 [ 331.880306] R10: ffff8801d7d68400 R11: 0000000000000000 R12: 1ffff100363d1ef5 [ 331.880311] R13: ffff8801b1e8f848 R14: 0000000000000000 R15: ffff8801b1e8fb88 [ 331.880335] ? iov_iter_fault_in_readable+0x366/0x410 [ 331.880359] ? iov_iter_revert+0x9d0/0x9d0 [ 331.880375] ? mark_held_locks+0xb2/0x100 [ 331.880383] ? simple_xattr_get+0xeb/0x160 [ 331.880393] ? current_kernel_time64+0x122/0x2f0 [ 331.880405] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.880421] generic_perform_write+0x200/0x600 [ 331.880453] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 331.880466] ? current_time+0x88/0xc0 [ 331.880481] ? file_update_time+0xbf/0x470 [ 331.880497] ? current_time+0xc0/0xc0 [ 331.880515] ? down_write+0x87/0x120 [ 331.880533] __generic_file_write_iter+0x366/0x5b0 [ 331.880541] ? check_noncircular+0x20/0x20 [ 331.880560] generic_file_write_iter+0x399/0x7a0 [ 331.880580] ? __generic_file_write_iter+0x5b0/0x5b0 [ 331.880599] ? iov_iter_init+0xaf/0x1d0 [ 331.880616] __vfs_write+0x68a/0x970 [ 331.880634] ? kernel_read+0x120/0x120 [ 331.880688] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 331.880699] ? __sb_start_write+0x203/0x290 [ 331.880716] vfs_write+0x18f/0x510 [ 331.880734] SyS_write+0xef/0x220 [ 331.880742] ? exit_to_usermode_loop+0x198/0x310 [ 331.880756] ? SyS_read+0x220/0x220 [ 331.880769] ? finish_task_switch+0x1aa/0x740 [ 331.880779] ? do_fast_syscall_32+0x156/0xf9d [ 331.880794] ? SyS_read+0x220/0x220 [ 331.880806] do_fast_syscall_32+0x3ee/0xf9d [ 331.880818] ? do_raw_spin_trylock+0x190/0x190 [ 331.880835] ? do_int80_syscall_32+0x9d0/0x9d0 [ 331.880856] ? lockdep_sys_exit+0x47/0xf0 [ 331.880865] ? syscall_return_slowpath+0x2ad/0x550 [ 331.880875] ? prepare_exit_to_usermode+0x340/0x340 [ 331.880886] ? sysret32_from_system_call+0x5/0x3b [ 331.880904] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.880924] entry_SYSENTER_compat+0x51/0x60 [ 331.880931] RIP: 0023:0xf7f7dc79 [ 331.880935] RSP: 002b:00000000f777908c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 331.880944] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 331.880948] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 331.880952] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 331.880956] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 331.880960] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 331.913523] FAULT_FLAG_ALLOW_RETRY missing 30 [ 331.913536] CPU: 0 PID: 15822 Comm: syz-executor4 Not tainted 4.15.0-rc1+ #115 [ 331.913542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.913546] Call Trace: [ 331.913561] dump_stack+0x194/0x257 [ 331.913579] ? arch_local_irq_restore+0x53/0x53 [ 331.913600] ? handle_userfault+0x12b7/0x24c0 [ 331.913621] handle_userfault+0x12fa/0x24c0 [ 331.913631] ? handle_userfault+0x150b/0x24c0 [ 331.913663] ? userfaultfd_ioctl+0x4520/0x4520 [ 331.913681] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 331.913692] ? check_noncircular+0x20/0x20 [ 331.913708] ? set_next_entity+0x2ed/0xd70 [ 331.913720] ? print_usage_bug+0x3f0/0x3f0 [ 331.913730] ? print_usage_bug+0x3f0/0x3f0 [ 331.913739] ? switched_to_fair+0xb0/0xb0 [ 331.913747] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.913758] ? trace_hardirqs_on+0xd/0x10 [ 331.913769] ? get_user_pages_fast+0x14e/0x340 [ 331.913793] ? check_noncircular+0x20/0x20 [ 331.913810] ? __lock_acquire+0x6e9/0x47f0 [ 331.913821] ? __lock_acquire+0x6e9/0x47f0 [ 331.913831] ? lock_downgrade+0x980/0x980 [ 331.913846] ? lock_acquire+0x1d5/0x580 [ 331.913870] ? find_held_lock+0x39/0x1d0 [ 331.913900] ? lock_downgrade+0x980/0x980 [ 331.913912] ? __handle_mm_fault+0x2698/0x3e20 [ 331.913926] ? finish_task_switch+0x1d3/0x740 [ 331.913940] ? lock_release+0xda0/0xda0 [ 331.913959] ? do_raw_spin_trylock+0x190/0x190 [ 331.913969] ? userfaultfd_ctx_put+0x740/0x740 [ 331.913995] __handle_mm_fault+0x353a/0x3e20 [ 331.914007] ? check_noncircular+0x20/0x20 [ 331.914027] ? __pmd_alloc+0x4e0/0x4e0 [ 331.914039] ? find_held_lock+0x39/0x1d0 [ 331.914071] ? lock_downgrade+0x980/0x980 [ 331.914082] ? __lock_is_held+0xbc/0x140 [ 331.914142] handle_mm_fault+0x334/0x8d0 [ 331.914151] ? down_read+0x96/0x150 [ 331.914161] ? __handle_mm_fault+0x3e20/0x3e20 [ 331.914168] ? vmacache_find+0x5f/0x280 [ 331.914190] ? find_vma+0x30/0x150 [ 331.914212] __do_page_fault+0x5c9/0xc90 [ 331.914231] ? refill_pi_state_cache.part.6+0x2f0/0x2f0 [ 331.914251] ? mm_fault_error+0x2c0/0x2c0 [ 331.914263] ? print_usage_bug+0x3f0/0x3f0 [ 331.914270] ? check_noncircular+0x20/0x20 [ 331.914280] ? futex_wait_setup+0x22e/0x3d0 [ 331.914295] do_page_fault+0xee/0x720 [ 331.914307] ? __do_page_fault+0xc90/0xc90 [ 331.914314] ? check_noncircular+0x20/0x20 [ 331.914341] ? mark_held_locks+0xb2/0x100 [ 331.914348] ? find_held_lock+0x39/0x1d0 [ 331.914358] ? retint_kernel+0x10/0x10 [ 331.914376] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.914398] page_fault+0x22/0x30 [ 331.914408] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 331.914413] RSP: 0018:ffff8801cb14f790 EFLAGS: 00010212 [ 331.914421] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 331.914426] RDX: 0000000000000176 RSI: 0000000020012001 RDI: ffff8801cb14fb90 [ 331.914430] RBP: ffff8801cb14f870 R08: 1ffff100389a6dba R09: 0000000000000000 [ 331.914435] R10: ffff8801cb0f8280 R11: 0000000000000000 R12: 1ffff10039629ef5 [ 331.914440] R13: ffff8801cb14f848 R14: 0000000000000000 R15: ffff8801cb14fb88 [ 331.914463] ? iov_iter_fault_in_readable+0x366/0x410 [ 331.914489] ? iov_iter_revert+0x9d0/0x9d0 [ 331.914507] ? mark_held_locks+0xb2/0x100 [ 331.914514] ? simple_xattr_get+0xeb/0x160 [ 331.914525] ? current_kernel_time64+0x122/0x2f0 [ 331.914538] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.914555] generic_perform_write+0x200/0x600 [ 331.914593] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 331.914604] ? current_time+0x88/0xc0 [ 331.914619] ? file_update_time+0xbf/0x470 [ 331.914633] ? current_time+0xc0/0xc0 [ 331.914653] ? down_write+0x87/0x120 [ 331.914672] __generic_file_write_iter+0x366/0x5b0 [ 331.914681] ? check_noncircular+0x20/0x20 [ 331.914700] generic_file_write_iter+0x399/0x7a0 [ 331.914722] ? __generic_file_write_iter+0x5b0/0x5b0 [ 331.914740] ? iov_iter_init+0xaf/0x1d0 [ 331.914757] __vfs_write+0x68a/0x970 [ 331.914775] ? kernel_read+0x120/0x120 [ 331.914824] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 331.914835] ? __sb_start_write+0x203/0x290 [ 331.914853] vfs_write+0x18f/0x510 [ 331.914871] SyS_write+0xef/0x220 [ 331.914887] ? SyS_read+0x220/0x220 [ 331.914900] ? finish_task_switch+0x1aa/0x740 [ 331.914909] ? do_fast_syscall_32+0x156/0xf9d [ 331.914924] ? SyS_read+0x220/0x220 [ 331.914936] do_fast_syscall_32+0x3ee/0xf9d [ 331.914947] ? do_raw_spin_trylock+0x190/0x190 [ 331.914966] ? do_int80_syscall_32+0x9d0/0x9d0 [ 331.914987] ? lockdep_sys_exit+0x47/0xf0 [ 331.914998] ? syscall_return_slowpath+0x2ad/0x550 [ 331.915008] ? prepare_exit_to_usermode+0x340/0x340 [ 331.915021] ? sysret32_from_system_call+0x5/0x3b [ 331.915039] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.915062] entry_SYSENTER_compat+0x51/0x60 [ 331.915069] RIP: 0023:0xf7f9bc79 [ 331.915074] RSP: 002b:00000000f779708c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 331.915083] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 331.915087] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 331.915092] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 331.915097] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 331.915101] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 331.986811] FAULT_FLAG_ALLOW_RETRY missing 30 [ 331.986824] CPU: 0 PID: 15822 Comm: syz-executor4 Not tainted 4.15.0-rc1+ #115 [ 331.986829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.986833] Call Trace: [ 331.986848] dump_stack+0x194/0x257 [ 331.986864] ? arch_local_irq_restore+0x53/0x53 [ 331.986883] ? handle_userfault+0x12b7/0x24c0 [ 331.986900] handle_userfault+0x12fa/0x24c0 [ 331.986910] ? handle_userfault+0x150b/0x24c0 [ 331.986938] ? userfaultfd_ioctl+0x4520/0x4520 [ 331.986956] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 331.986967] ? check_noncircular+0x20/0x20 [ 331.986982] ? set_next_entity+0x2ed/0xd70 [ 331.986992] ? print_usage_bug+0x3f0/0x3f0 [ 331.987001] ? print_usage_bug+0x3f0/0x3f0 [ 331.987010] ? switched_to_fair+0xb0/0xb0 [ 331.987017] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.987027] ? trace_hardirqs_on+0xd/0x10 [ 331.987037] ? get_user_pages_fast+0x14e/0x340 [ 331.987058] ? check_noncircular+0x20/0x20 [ 331.987073] ? __lock_acquire+0x6e9/0x47f0 [ 331.987082] ? __lock_acquire+0x6e9/0x47f0 [ 331.987091] ? lock_downgrade+0x980/0x980 [ 331.987104] ? lock_acquire+0x1d5/0x580 [ 331.987113] ? finish_task_switch+0x1aa/0x740 [ 331.987131] ? find_held_lock+0x39/0x1d0 [ 331.987157] ? lock_downgrade+0x980/0x980 [ 331.987167] ? __handle_mm_fault+0x2698/0x3e20 [ 331.987184] ? finish_task_switch+0x1d3/0x740 [ 331.987197] ? lock_release+0xda0/0xda0 [ 331.987207] ? copy_overflow+0x20/0x20 [ 331.987221] ? do_raw_spin_trylock+0x190/0x190 [ 331.987230] ? userfaultfd_ctx_put+0x740/0x740 [ 331.987256] __handle_mm_fault+0x353a/0x3e20 [ 331.987262] ? check_noncircular+0x20/0x20 [ 331.987280] ? __pmd_alloc+0x4e0/0x4e0 [ 331.987292] ? find_held_lock+0x39/0x1d0 [ 331.987320] ? lock_downgrade+0x980/0x980 [ 331.987330] ? __lock_is_held+0xbc/0x140 [ 331.987387] handle_mm_fault+0x334/0x8d0 [ 331.987396] ? down_read+0x96/0x150 [ 331.987406] ? __handle_mm_fault+0x3e20/0x3e20 [ 331.987413] ? vmacache_find+0x5f/0x280 [ 331.987429] ? find_vma+0x30/0x150 [ 331.987444] __do_page_fault+0x5c9/0xc90 [ 331.987454] ? refill_pi_state_cache.part.6+0x2f0/0x2f0 [ 331.987473] ? mm_fault_error+0x2c0/0x2c0 [ 331.987484] ? print_usage_bug+0x3f0/0x3f0 [ 331.987496] ? futex_wait_setup+0x22e/0x3d0 [ 331.987511] do_page_fault+0xee/0x720 [ 331.987523] ? __do_page_fault+0xc90/0xc90 [ 331.987530] ? check_noncircular+0x20/0x20 [ 331.987555] ? mark_held_locks+0xb2/0x100 [ 331.987562] ? futex_wait+0x69e/0x990 [ 331.987570] ? retint_kernel+0x10/0x10 [ 331.987587] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.987608] page_fault+0x22/0x30 [ 331.987618] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 331.987622] RSP: 0018:ffff8801cb14f790 EFLAGS: 00010212 [ 331.987629] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 331.987634] RDX: 0000000000000133 RSI: 0000000020012001 RDI: ffff8801cb14fb90 [ 331.987639] RBP: ffff8801cb14f870 R08: 1ffff100389a6dba R09: 0000000000000000 [ 331.987643] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff10039629ef5 [ 331.987648] R13: ffff8801cb14f848 R14: 0000000000000000 R15: ffff8801cb14fb88 [ 331.987670] ? iov_iter_fault_in_readable+0x366/0x410 [ 331.987694] ? iov_iter_revert+0x9d0/0x9d0 [ 331.987709] ? mark_held_locks+0xb2/0x100 [ 331.987721] ? current_kernel_time64+0x122/0x2f0 [ 331.987734] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.987749] generic_perform_write+0x200/0x600 [ 331.987764] ? lock_acquire+0x1d5/0x580 [ 331.987787] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 331.987797] ? current_time+0x88/0xc0 [ 331.987810] ? file_update_time+0xbf/0x470 [ 331.987823] ? current_time+0xc0/0xc0 [ 331.987840] ? down_write+0x87/0x120 [ 331.987857] __generic_file_write_iter+0x366/0x5b0 [ 331.987865] ? check_noncircular+0x20/0x20 [ 331.987882] generic_file_write_iter+0x399/0x7a0 [ 331.987899] ? __generic_file_write_iter+0x5b0/0x5b0 [ 331.987914] ? iov_iter_init+0xaf/0x1d0 [ 331.987931] __vfs_write+0x68a/0x970 [ 331.987946] ? kernel_read+0x120/0x120 [ 331.987990] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 331.987999] ? __sb_start_write+0x203/0x290 [ 331.988015] vfs_write+0x18f/0x510 [ 331.988031] SyS_write+0xef/0x220 [ 331.988044] ? SyS_read+0x220/0x220 [ 331.988054] ? finish_task_switch+0x1aa/0x740 [ 331.988062] ? do_fast_syscall_32+0x156/0xf9d [ 331.988075] ? SyS_read+0x220/0x220 [ 331.988086] do_fast_syscall_32+0x3ee/0xf9d [ 331.988096] ? do_raw_spin_trylock+0x190/0x190 [ 331.988112] ? do_int80_syscall_32+0x9d0/0x9d0 [ 331.988131] ? lockdep_sys_exit+0x47/0xf0 [ 331.988141] ? syscall_return_slowpath+0x2ad/0x550 [ 331.988150] ? prepare_exit_to_usermode+0x340/0x340 [ 331.988161] ? sysret32_from_system_call+0x5/0x3b [ 331.988184] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.988204] entry_SYSENTER_compat+0x51/0x60 [ 331.988211] RIP: 0023:0xf7f9bc79 [ 331.988215] RSP: 002b:00000000f779708c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 331.988224] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000020011fd2 [ 331.988228] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 331.988232] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 331.988236] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 331.988241] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 331.990383] FAULT_FLAG_ALLOW_RETRY missing 30 [ 331.990393] CPU: 0 PID: 15865 Comm: syz-executor7 Not tainted 4.15.0-rc1+ #115 [ 331.990400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.990403] Call Trace: [ 331.990413] dump_stack+0x194/0x257 [ 331.990428] ? arch_local_irq_restore+0x53/0x53 [ 331.990448] ? handle_userfault+0x12b7/0x24c0 [ 331.990465] handle_userfault+0x12fa/0x24c0 [ 331.990476] ? handle_userfault+0x150b/0x24c0 [ 331.990503] ? userfaultfd_ioctl+0x4520/0x4520 [ 331.990523] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 331.990533] ? check_noncircular+0x20/0x20 [ 331.990548] ? set_next_entity+0x2ed/0xd70 [ 331.990558] ? print_usage_bug+0x3f0/0x3f0 [ 331.990567] ? print_usage_bug+0x3f0/0x3f0 [ 331.990575] ? switched_to_fair+0xb0/0xb0 [ 331.990582] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.990593] ? trace_hardirqs_on+0xd/0x10 [ 331.990603] ? get_user_pages_fast+0x14e/0x340 [ 331.990623] ? check_noncircular+0x20/0x20 [ 331.990639] ? __lock_acquire+0x6e9/0x47f0 [ 331.990648] ? __lock_acquire+0x6e9/0x47f0 [ 331.990657] ? lock_downgrade+0x980/0x980 [ 331.990669] ? lock_acquire+0x1d5/0x580 [ 331.990689] ? find_held_lock+0x39/0x1d0 [ 331.990715] ? lock_downgrade+0x980/0x980 [ 331.990725] ? __handle_mm_fault+0x2698/0x3e20 [ 331.990738] ? finish_task_switch+0x1d3/0x740 [ 331.990751] ? lock_release+0xda0/0xda0 [ 331.990768] ? do_raw_spin_trylock+0x190/0x190 [ 331.990777] ? userfaultfd_ctx_put+0x740/0x740 [ 331.990803] __handle_mm_fault+0x353a/0x3e20 [ 331.990809] ? check_noncircular+0x20/0x20 [ 331.990826] ? __pmd_alloc+0x4e0/0x4e0 [ 331.990836] ? find_held_lock+0x39/0x1d0 [ 331.990862] ? lock_downgrade+0x980/0x980 [ 331.990870] ? __lock_is_held+0xbc/0x140 [ 331.990923] handle_mm_fault+0x334/0x8d0 [ 331.990932] ? down_read+0x96/0x150 [ 331.990943] ? __handle_mm_fault+0x3e20/0x3e20 [ 331.990949] ? vmacache_find+0x5f/0x280 [ 331.990965] ? find_vma+0x30/0x150 [ 331.990980] __do_page_fault+0x5c9/0xc90 [ 331.991005] ? mm_fault_error+0x2c0/0x2c0 [ 331.991017] ? print_usage_bug+0x3f0/0x3f0 [ 331.991036] do_page_fault+0xee/0x720 [ 331.991049] ? __do_page_fault+0xc90/0xc90 [ 331.991061] ? lock_release+0xda0/0xda0 [ 331.991080] ? mark_held_locks+0xb2/0x100 [ 331.991090] ? retint_kernel+0x10/0x10 [ 331.991109] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.991132] page_fault+0x22/0x30 [ 331.991140] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 331.991145] RSP: 0018:ffff8801accd7790 EFLAGS: 00010216 [ 331.991152] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 331.991156] RDX: 00000000000001c1 RSI: 0000000020012001 RDI: ffff8801accd7b90 [ 331.991161] RBP: ffff8801accd7870 R08: 0000000000000003 R09: 1ffff1003599aeac [ 331.991165] R10: ffff8801cb7521c0 R11: 0000000000000003 R12: 1ffff1003599aef5 [ 331.991170] R13: ffff8801accd7848 R14: 0000000000000000 R15: ffff8801accd7b88 [ 331.991197] ? iov_iter_fault_in_readable+0x366/0x410 [ 331.991220] ? iov_iter_revert+0x9d0/0x9d0 [ 331.991236] ? mark_held_locks+0xb2/0x100 [ 331.991245] ? simple_xattr_get+0xeb/0x160 [ 331.991257] ? current_kernel_time64+0x122/0x2f0 [ 331.991271] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.991289] generic_perform_write+0x200/0x600 [ 331.991324] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 331.991330] ? generic_update_time+0x1b2/0x270 [ 331.991342] ? __mnt_drop_write_file+0xd/0x70 [ 331.991351] ? file_update_time+0xbf/0x470 [ 331.991364] ? current_time+0xc0/0xc0 [ 331.991381] ? down_write+0x87/0x120 [ 331.991398] __generic_file_write_iter+0x366/0x5b0 [ 331.991406] ? check_noncircular+0x20/0x20 [ 331.991424] generic_file_write_iter+0x399/0x7a0 [ 331.991441] ? __generic_file_write_iter+0x5b0/0x5b0 [ 331.991456] ? iov_iter_init+0xaf/0x1d0 [ 331.991471] __vfs_write+0x68a/0x970 [ 331.991487] ? kernel_read+0x120/0x120 [ 331.991530] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 331.991539] ? __sb_start_write+0x203/0x290 [ 331.991554] vfs_write+0x18f/0x510 [ 331.991571] SyS_write+0xef/0x220 [ 331.991585] ? SyS_read+0x220/0x220 [ 331.991595] ? keyctl_revoke_key+0x7f/0x100 [ 331.991603] ? do_fast_syscall_32+0x156/0xf9d [ 331.991617] ? SyS_read+0x220/0x220 [ 331.991627] do_fast_syscall_32+0x3ee/0xf9d [ 331.991638] ? do_raw_spin_trylock+0x190/0x190 [ 331.991654] ? do_int80_syscall_32+0x9d0/0x9d0 [ 331.991673] ? lockdep_sys_exit+0x47/0xf0 [ 331.991683] ? syscall_return_slowpath+0x2ad/0x550 [ 331.991692] ? prepare_exit_to_usermode+0x340/0x340 [ 331.991703] ? sysret32_from_system_call+0x5/0x3b [ 331.991721] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.991741] entry_SYSENTER_compat+0x51/0x60 [ 331.991747] RIP: 0023:0xf7ffac79 [ 331.991751] RSP: 002b:00000000f77f608c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 331.991759] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 331.991763] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 331.991767] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 331.991772] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 331.991776] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 332.063764] FAULT_FLAG_ALLOW_RETRY missing 30 [ 332.063775] CPU: 0 PID: 15874 Comm: syz-executor2 Not tainted 4.15.0-rc1+ #115 [ 332.063781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 332.063784] Call Trace: [ 332.063797] dump_stack+0x194/0x257 [ 332.063813] ? arch_local_irq_restore+0x53/0x53 [ 332.063821] ? rb_erase_cached+0xf50/0x3540 [ 332.063832] ? check_noncircular+0x20/0x20 [ 332.063841] ? lock_downgrade+0x980/0x980 [ 332.063853] ? handle_userfault+0x12b7/0x24c0 [ 332.063872] handle_userfault+0x12fa/0x24c0 [ 332.063881] ? handle_userfault+0x150b/0x24c0 [ 332.063907] ? userfaultfd_ioctl+0x4520/0x4520 [ 332.063922] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 332.063934] ? __update_load_avg_se.isra.27+0x470/0x7c0 [ 332.063945] ? __update_load_avg_se.isra.27+0x56a/0x7c0 [ 332.063964] ? print_usage_bug+0x3f0/0x3f0 [ 332.063974] ? print_usage_bug+0x3f0/0x3f0 [ 332.064000] ? update_cfs_rq_load_avg.part.70+0x2d0/0x2d0 [ 332.064012] ? can_migrate_task+0x1560/0x1560 [ 332.064024] ? check_noncircular+0x20/0x20 [ 332.064040] ? __lock_acquire+0x6e9/0x47f0 [ 332.064049] ? __lock_acquire+0x6e9/0x47f0 [ 332.064064] ? check_noncircular+0x20/0x20 [ 332.064086] ? find_held_lock+0x39/0x1d0 [ 332.064112] ? lock_downgrade+0x980/0x980 [ 332.064124] ? __handle_mm_fault+0x2698/0x3e20 [ 332.064143] ? lock_release+0xda0/0xda0 [ 332.064154] ? update_curr+0x2e6/0x9a0 [ 332.064162] ? __enqueue_entity+0x109/0x1e0 [ 332.064178] ? do_raw_spin_trylock+0x190/0x190 [ 332.064187] ? userfaultfd_ctx_put+0x740/0x740 [ 332.064197] ? enqueue_task_fair+0x3b1/0x2950 [ 332.064220] __handle_mm_fault+0x353a/0x3e20 [ 332.064229] ? check_noncircular+0x20/0x20 [ 332.064247] ? __pmd_alloc+0x4e0/0x4e0 [ 332.064258] ? find_held_lock+0x39/0x1d0 [ 332.064287] ? lock_downgrade+0x980/0x980 [ 332.064296] ? __lock_is_held+0xbc/0x140 [ 332.064353] handle_mm_fault+0x334/0x8d0 [ 332.064365] ? down_read+0x96/0x150 [ 332.064376] ? __handle_mm_fault+0x3e20/0x3e20 [ 332.064385] ? vmacache_find+0x5f/0x280 [ 332.064402] ? find_vma+0x30/0x150 [ 332.064418] __do_page_fault+0x5c9/0xc90 [ 332.064440] ? mm_fault_error+0x2c0/0x2c0 [ 332.064451] ? print_usage_bug+0x3f0/0x3f0 [ 332.064471] do_page_fault+0xee/0x720 [ 332.064483] ? __do_page_fault+0xc90/0xc90 [ 332.064495] ? lock_release+0xda0/0xda0 [ 332.064515] ? mark_held_locks+0xb2/0x100 [ 332.064525] ? retint_kernel+0x10/0x10 [ 332.064542] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.064563] page_fault+0x22/0x30 [ 332.064572] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 332.064577] RSP: 0018:ffff880197b07790 EFLAGS: 00010216 [ 332.064584] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 332.064588] RDX: 00000000000001c1 RSI: 0000000020012001 RDI: ffff880197b07b90 [ 332.064593] RBP: ffff880197b07870 R08: 0000000000000003 R09: 1ffff10032f60eac [ 332.064598] R10: ffff8801cb1423c0 R11: 0000000000000003 R12: 1ffff10032f60ef5 [ 332.064602] R13: ffff880197b07848 R14: 0000000000000000 R15: ffff880197b07b88 [ 332.064624] ? iov_iter_fault_in_readable+0x366/0x410 [ 332.064647] ? iov_iter_revert+0x9d0/0x9d0 [ 332.064662] ? mark_held_locks+0xb2/0x100 [ 332.064670] ? simple_xattr_get+0xeb/0x160 [ 332.064680] ? current_kernel_time64+0x122/0x2f0 [ 332.064692] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 332.064708] generic_perform_write+0x200/0x600 [ 332.064740] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 332.064748] ? generic_update_time+0x1b2/0x270 [ 332.064760] ? __mnt_drop_write_file+0xd/0x70 [ 332.064769] ? file_update_time+0xbf/0x470 [ 332.064782] ? current_time+0xc0/0xc0 [ 332.064799] ? down_write+0x87/0x120 [ 332.064815] __generic_file_write_iter+0x366/0x5b0 [ 332.064824] ? check_noncircular+0x20/0x20 [ 332.064841] generic_file_write_iter+0x399/0x7a0 [ 332.064859] ? __generic_file_write_iter+0x5b0/0x5b0 [ 332.064874] ? iov_iter_init+0xaf/0x1d0 [ 332.064889] __vfs_write+0x68a/0x970 [ 332.064904] ? kernel_read+0x120/0x120 [ 332.064949] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 332.064959] ? __sb_start_write+0x203/0x290 [ 332.064973] vfs_write+0x18f/0x510 [ 332.064990] SyS_write+0xef/0x220 [ 332.064997] ? exit_to_usermode_loop+0x198/0x310 [ 332.065010] ? SyS_read+0x220/0x220 [ 332.065020] ? finish_task_switch+0x1aa/0x740 [ 332.065028] ? do_fast_syscall_32+0x156/0xf9d [ 332.065042] ? SyS_read+0x220/0x220 [ 332.065052] do_fast_syscall_32+0x3ee/0xf9d [ 332.065062] ? do_raw_spin_trylock+0x190/0x190 [ 332.065078] ? do_int80_syscall_32+0x9d0/0x9d0 [ 332.065097] ? lockdep_sys_exit+0x47/0xf0 [ 332.065107] ? syscall_return_slowpath+0x2ad/0x550 [ 332.065116] ? prepare_exit_to_usermode+0x340/0x340 [ 332.065127] ? sysret32_from_system_call+0x5/0x3b [ 332.065145] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.065164] entry_SYSENTER_compat+0x51/0x60 [ 332.065170] RIP: 0023:0xf7f7dc79 [ 332.065179] RSP: 002b:00000000f777908c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 332.065187] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 332.065191] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 332.065196] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 332.065201] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 332.065205] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 334.276161] binder: 16561:16562 ERROR: BC_REGISTER_LOOPER called without request [ 334.276171] binder: 16562 RLIMIT_NICE not set [ 334.346823] binder: BINDER_SET_CONTEXT_MGR already set [ 334.346834] binder: 16561:16591 ioctl 40046207 0 returned -16 [ 334.348053] binder: 16561:16579 ERROR: BC_REGISTER_LOOPER called without request [ 334.348063] binder: 16579 RLIMIT_NICE not set [ 334.348643] FAULT_INJECTION: forcing a failure. [ 334.348643] name failslab, interval 1, probability 0, space 0, times 0 [ 334.348651] CPU: 1 PID: 16592 Comm: syz-executor1 Not tainted 4.15.0-rc1+ #115 [ 334.348656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.348660] Call Trace: [ 334.348674] dump_stack+0x194/0x257 [ 334.348690] ? arch_local_irq_restore+0x53/0x53 [ 334.348698] ? __fdget_pos+0x131/0x1a0 [ 334.348718] should_fail+0x8c0/0xa40 [ 334.348734] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.348741] ? lock_downgrade+0x980/0x980 [ 334.348749] ? check_noncircular+0x20/0x20 [ 334.348764] ? find_held_lock+0x39/0x1d0 [ 334.348784] ? lock_downgrade+0x980/0x980 [ 334.348810] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 334.348815] ? find_held_lock+0x39/0x1d0 [ 334.348826] ? rcu_note_context_switch+0x710/0x710 [ 334.348844] should_failslab+0xec/0x120 [ 334.348854] kmem_cache_alloc+0x47/0x760 [ 334.348862] ? proc_fail_nth_write+0xb5/0x260 [ 334.348873] ? map_files_get_link+0x3a0/0x3a0 [ 334.348881] ? __lock_is_held+0xbc/0x140 [ 334.348901] getname_flags+0xcb/0x580 [ 334.348910] ? find_held_lock+0x39/0x1d0 [ 334.348928] SyS_rename+0x220/0xc90 [ 334.348944] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 334.348963] ? SyS_renameat+0xca0/0xca0 [ 334.348974] ? __lock_is_held+0xbc/0x140 [ 334.349011] ? __sb_end_write+0x9e/0xd0 [ 334.349030] ? fput+0xd2/0x140 [ 334.349041] ? SyS_write+0x184/0x220 [ 334.349051] ? __do_page_fault+0x3d6/0xc90 [ 334.349065] ? SyS_read+0x220/0x220 [ 334.349077] ? do_fast_syscall_32+0x156/0xf9d [ 334.349092] ? SyS_renameat+0xca0/0xca0 [ 334.349103] do_fast_syscall_32+0x3ee/0xf9d [ 334.349121] ? do_int80_syscall_32+0x9d0/0x9d0 [ 334.349139] ? lockdep_sys_exit+0x47/0xf0 [ 334.349149] ? syscall_return_slowpath+0x2ad/0x550 [ 334.349164] ? sysret32_from_system_call+0x5/0x3b [ 334.349182] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.349201] entry_SYSENTER_compat+0x51/0x60 [ 334.349209] RIP: 0023:0xf7fc1c79 [ 334.349213] RSP: 002b:00000000f777b08c EFLAGS: 00000296 ORIG_RAX: 0000000000000026 [ 334.349221] RAX: ffffffffffffffda RBX: 0000000020b96ff2 RCX: 000000002046e000 [ 334.349226] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 334.349231] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 334.349237] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 334.349242] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 334.415087] binder: BINDER_SET_CONTEXT_MGR already set [ 334.415422] binder: 16599:16604 ioctl 40046207 0 returned -16 [ 334.415793] binder: 16599:16604 ERROR: BC_REGISTER_LOOPER called without request [ 334.415802] binder: 16604 RLIMIT_NICE not set [ 334.457014] FAULT_INJECTION: forcing a failure. [ 334.457014] name failslab, interval 1, probability 0, space 0, times 0 [ 334.457048] CPU: 1 PID: 16624 Comm: syz-executor1 Not tainted 4.15.0-rc1+ #115 [ 334.457054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.457058] Call Trace: [ 334.457071] dump_stack+0x194/0x257 [ 334.457086] ? arch_local_irq_restore+0x53/0x53 [ 334.457115] should_fail+0x8c0/0xa40 [ 334.457130] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.457143] ? walk_component+0x13d0/0x13d0 [ 334.457162] ? find_held_lock+0x39/0x1d0 [ 334.457188] ? lock_downgrade+0x980/0x980 [ 334.457224] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 334.457240] ? rcu_note_context_switch+0x710/0x710 [ 334.457265] should_failslab+0xec/0x120 [ 334.457278] kmem_cache_alloc+0x47/0x760 [ 334.457293] ? map_files_get_link+0x3a0/0x3a0 [ 334.457300] ? __lock_is_held+0xbc/0x140 [ 334.457318] getname_flags+0xcb/0x580 [ 334.457337] SyS_rename+0x270/0xc90 [ 334.457355] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 334.457377] ? SyS_renameat+0xca0/0xca0 [ 334.457390] ? __lock_is_held+0xbc/0x140 [ 334.457426] ? __sb_end_write+0x9e/0xd0 [ 334.457444] ? fput+0xd2/0x140 [ 334.457454] ? SyS_write+0x184/0x220 [ 334.457469] ? SyS_read+0x220/0x220 [ 334.457484] ? do_fast_syscall_32+0x156/0xf9d [ 334.457499] ? SyS_renameat+0xca0/0xca0 [ 334.457511] do_fast_syscall_32+0x3ee/0xf9d [ 334.457533] ? do_int80_syscall_32+0x9d0/0x9d0 [ 334.457551] ? lockdep_sys_exit+0x47/0xf0 [ 334.457561] ? syscall_return_slowpath+0x2ad/0x550 [ 334.457578] ? sysret32_from_system_call+0x5/0x3b [ 334.457596] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.457624] entry_SYSENTER_compat+0x51/0x60 [ 334.457632] RIP: 0023:0xf7fc1c79 [ 334.457639] RSP: 002b:00000000f777b08c EFLAGS: 00000296 ORIG_RAX: 0000000000000026 [ 334.457651] RAX: ffffffffffffffda RBX: 0000000020b96ff2 RCX: 000000002046e000 [ 334.457658] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 334.457665] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 334.457672] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 334.457677] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 334.514693] binder: BINDER_SET_CONTEXT_MGR already set [ 334.514703] binder: 16599:16634 ioctl 40046207 0 returned -16 [ 334.516281] binder: 16599:16620 ERROR: BC_REGISTER_LOOPER called without request [ 334.516292] binder: 16620 RLIMIT_NICE not set [ 334.577009] FAULT_INJECTION: forcing a failure. [ 334.577009] name failslab, interval 1, probability 0, space 0, times 0 [ 334.577041] CPU: 0 PID: 16659 Comm: syz-executor1 Not tainted 4.15.0-rc1+ #115 [ 334.577046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.577049] Call Trace: [ 334.577063] dump_stack+0x194/0x257 [ 334.577078] ? arch_local_irq_restore+0x53/0x53 [ 334.577108] should_fail+0x8c0/0xa40 [ 334.577130] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.577146] ? walk_component+0x13d0/0x13d0 [ 334.577157] ? find_held_lock+0x39/0x1d0 [ 334.577172] ? find_held_lock+0x39/0x1d0 [ 334.577202] ? lock_downgrade+0x980/0x980 [ 334.577242] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 334.577261] ? rcu_note_context_switch+0x710/0x710 [ 334.577288] should_failslab+0xec/0x120 [ 334.577304] kmem_cache_alloc+0x47/0x760 [ 334.577322] ? map_files_get_link+0x3a0/0x3a0 [ 334.577342] getname_flags+0xcb/0x580 [ 334.577363] SyS_rename+0x270/0xc90 [ 334.577383] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 334.577406] ? SyS_renameat+0xca0/0xca0 [ 334.577421] ? __lock_is_held+0xbc/0x140 [ 334.577459] ? __sb_end_write+0x9e/0xd0 [ 334.577477] ? fput+0xd2/0x140 [ 334.577487] ? SyS_write+0x184/0x220 [ 334.577501] ? SyS_read+0x220/0x220 [ 334.577515] ? do_fast_syscall_32+0x156/0xf9d [ 334.577530] ? SyS_renameat+0xca0/0xca0 [ 334.577545] do_fast_syscall_32+0x3ee/0xf9d [ 334.577566] ? do_int80_syscall_32+0x9d0/0x9d0 [ 334.577586] ? lockdep_sys_exit+0x47/0xf0 [ 334.577597] ? syscall_return_slowpath+0x2ad/0x550 [ 334.577613] ? sysret32_from_system_call+0x5/0x3b [ 334.577631] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.577652] entry_SYSENTER_compat+0x51/0x60 [ 334.577659] RIP: 0023:0xf7fc1c79 [ 334.577664] RSP: 002b:00000000f777b08c EFLAGS: 00000296 ORIG_RAX: 0000000000000026 [ 334.577673] RAX: ffffffffffffffda RBX: 0000000020b96ff2 RCX: 000000002046e000 [ 334.577677] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 334.577682] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 334.577687] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 334.577691] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 334.679297] FAULT_INJECTION: forcing a failure. [ 334.679297] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 334.679308] CPU: 1 PID: 16697 Comm: syz-executor1 Not tainted 4.15.0-rc1+ #115 [ 334.679315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.679318] Call Trace: [ 334.679333] dump_stack+0x194/0x257 [ 334.679349] ? arch_local_irq_restore+0x53/0x53 [ 334.679377] should_fail+0x8c0/0xa40 [ 334.679393] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.679418] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 334.679428] ? selinux_secmark_enabled.part.10+0xb0/0xb0 [ 334.679451] ? find_held_lock+0x39/0x1d0 [ 334.679475] ? find_held_lock+0x39/0x1d0 [ 334.679491] ? check_noncircular+0x20/0x20 [ 334.679508] ? should_fail+0x23b/0xa40 [ 334.679533] __alloc_pages_nodemask+0x338/0xd80 [ 334.679540] ? walk_component+0x13d0/0x13d0 [ 334.679549] ? find_held_lock+0x39/0x1d0 [ 334.679564] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 334.679570] ? find_held_lock+0x39/0x1d0 [ 334.679597] ? lock_downgrade+0x980/0x980 [ 334.679651] ? rcu_note_context_switch+0x710/0x710 [ 334.679670] cache_grow_begin+0x72/0x3f0 [ 334.679688] kmem_cache_alloc+0x403/0x760 [ 334.679703] ? map_files_get_link+0x3a0/0x3a0 [ 334.679723] getname_flags+0xcb/0x580 [ 334.679747] SyS_rename+0x270/0xc90 [ 334.679766] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 334.679789] ? SyS_renameat+0xca0/0xca0 [ 334.679803] ? __lock_is_held+0xbc/0x140 [ 334.679841] ? __sb_end_write+0x9e/0xd0 [ 334.679859] ? fput+0xd2/0x140 [ 334.679870] ? SyS_write+0x184/0x220 [ 334.679885] ? SyS_read+0x220/0x220 [ 334.679899] ? do_fast_syscall_32+0x156/0xf9d [ 334.679915] ? SyS_renameat+0xca0/0xca0 [ 334.679927] do_fast_syscall_32+0x3ee/0xf9d [ 334.679949] ? do_int80_syscall_32+0x9d0/0x9d0 [ 334.679969] ? lockdep_sys_exit+0x47/0xf0 [ 334.679979] ? syscall_return_slowpath+0x2ad/0x550 [ 334.679996] ? sysret32_from_system_call+0x5/0x3b [ 334.680014] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.680035] entry_SYSENTER_compat+0x51/0x60 [ 334.680042] RIP: 0023:0xf7fc1c79 [ 334.680047] RSP: 002b:00000000f777b08c EFLAGS: 00000296 ORIG_RAX: 0000000000000026 [ 334.680057] RAX: ffffffffffffffda RBX: 0000000020b96ff2 RCX: 000000002046e000 [ 334.680062] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 334.680066] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 334.680070] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 334.680074] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 334.727067] FAULT_INJECTION: forcing a failure. [ 334.727067] name failslab, interval 1, probability 0, space 0, times 0 [ 334.727077] CPU: 0 PID: 16711 Comm: syz-executor3 Not tainted 4.15.0-rc1+ #115 [ 334.727082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.727085] Call Trace: [ 334.727098] dump_stack+0x194/0x257 [ 334.727117] ? arch_local_irq_restore+0x53/0x53 [ 334.727126] ? __fdget_pos+0x131/0x1a0 [ 334.727150] should_fail+0x8c0/0xa40 [ 334.727164] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.727173] ? lock_downgrade+0x980/0x980 [ 334.727183] ? check_noncircular+0x20/0x20 [ 334.727201] ? find_held_lock+0x39/0x1d0 [ 334.727227] ? lock_downgrade+0x980/0x980 [ 334.727260] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 334.727266] ? find_held_lock+0x39/0x1d0 [ 334.727278] ? rcu_note_context_switch+0x710/0x710 [ 334.727301] should_failslab+0xec/0x120 [ 334.727312] kmem_cache_alloc+0x47/0x760 [ 334.727320] ? proc_fail_nth_write+0xb5/0x260 [ 334.727331] ? map_files_get_link+0x3a0/0x3a0 [ 334.727337] ? __lock_is_held+0xbc/0x140 [ 334.727354] getname_flags+0xcb/0x580 [ 334.727361] ? find_held_lock+0x39/0x1d0 [ 334.727376] SyS_rename+0x220/0xc90 [ 334.727393] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 334.727413] ? SyS_renameat+0xca0/0xca0 [ 334.727426] ? __lock_is_held+0xbc/0x140 [ 334.727458] ? __sb_end_write+0x9e/0xd0 [ 334.727477] ? fput+0xd2/0x140 [ 334.727487] ? SyS_write+0x184/0x220 [ 334.727494] ? __schedule+0x2060/0x2060 [ 334.727506] ? SyS_read+0x220/0x220 [ 334.727518] ? do_fast_syscall_32+0x156/0xf9d [ 334.727533] ? SyS_renameat+0xca0/0xca0 [ 334.727543] do_fast_syscall_32+0x3ee/0xf9d [ 334.727563] ? do_int80_syscall_32+0x9d0/0x9d0 [ 334.727576] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 334.727588] ? lockdep_sys_exit+0x47/0xf0 [ 334.727597] ? syscall_return_slowpath+0x2ad/0x550 [ 334.727612] ? sysret32_from_system_call+0x5/0x3b [ 334.727629] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.727649] entry_SYSENTER_compat+0x51/0x60 [ 334.727654] RIP: 0023:0xf7fefc79 [ 334.727659] RSP: 002b:00000000f778808c EFLAGS: 00000296 ORIG_RAX: 0000000000000026 [ 334.727667] RAX: ffffffffffffffda RBX: 0000000020b96ff2 RCX: 000000002046e000 [ 334.727672] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 334.727676] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 334.727680] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 334.727684] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 334.817476] FAULT_INJECTION: forcing a failure. [ 334.817476] name failslab, interval 1, probability 0, space 0, times 0 [ 334.817494] CPU: 0 PID: 16739 Comm: syz-executor1 Not tainted 4.15.0-rc1+ #115 [ 334.817500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.817503] Call Trace: [ 334.817517] dump_stack+0x194/0x257 [ 334.817532] ? arch_local_irq_restore+0x53/0x53 [ 334.817542] ? __lock_acquire+0x6e9/0x47f0 [ 334.817553] ? __rwsem_down_write_failed_common+0xb4d/0x1530 [ 334.817578] should_fail+0x8c0/0xa40 [ 334.817592] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.817604] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 334.817623] ? find_held_lock+0x39/0x1d0 [ 334.817651] ? __lock_is_held+0xbc/0x140 [ 334.817682] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 334.817696] ? rcu_note_context_switch+0x710/0x710 [ 334.817722] should_failslab+0xec/0x120 [ 334.817734] kmem_cache_alloc+0x47/0x760 [ 334.817749] ? __d_lookup+0x525/0x840 [ 334.817755] ? print_usage_bug+0x3f0/0x3f0 [ 334.817770] __d_alloc+0xb3/0xbe0 [ 334.817778] ? lock_acquire+0x1d5/0x580 [ 334.817794] ? shrink_dcache_for_umount+0x290/0x290 [ 334.817810] ? lock_release+0xda0/0xda0 [ 334.817830] ? mark_held_locks+0xb2/0x100 [ 334.817840] ? d_lookup+0x133/0x2e0 [ 334.817859] ? d_lookup+0x1d5/0x2e0 [ 334.817867] ? rwsem_down_write_failed+0xe/0x10 [ 334.817881] d_alloc+0x8e/0x340 [ 334.817892] ? __d_alloc+0xbe0/0xbe0 [ 334.817901] ? _down_write_nest_lock+0x120/0x120 [ 334.817923] __lookup_hash+0x58/0x190 [ 334.817937] SyS_rename+0x7a7/0xc90 [ 334.817969] ? SyS_renameat+0xca0/0xca0 [ 334.817982] ? __lock_is_held+0xbc/0x140 [ 334.818015] ? __sb_end_write+0x9e/0xd0 [ 334.818032] ? fput+0xd2/0x140 [ 334.818041] ? SyS_write+0x184/0x220 [ 334.818055] ? SyS_read+0x220/0x220 [ 334.818068] ? do_fast_syscall_32+0x156/0xf9d [ 334.818082] ? SyS_renameat+0xca0/0xca0 [ 334.818093] do_fast_syscall_32+0x3ee/0xf9d [ 334.818118] ? do_int80_syscall_32+0x9d0/0x9d0 [ 334.818137] ? lockdep_sys_exit+0x47/0xf0 [ 334.818147] ? syscall_return_slowpath+0x2ad/0x550 [ 334.818162] ? sysret32_from_system_call+0x5/0x3b [ 334.818179] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.818200] entry_SYSENTER_compat+0x51/0x60 [ 334.818207] RIP: 0023:0xf7fc1c79 [ 334.818212] RSP: 002b:00000000f777b08c EFLAGS: 00000296 ORIG_RAX: 0000000000000026 [ 334.818221] RAX: ffffffffffffffda RBX: 0000000020b96ff2 RCX: 000000002046e000 [ 334.818226] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 334.818232] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 334.818237] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 334.818242] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 334.821172] FAULT_INJECTION: forcing a failure. [ 334.821172] name failslab, interval 1, probability 0, space 0, times 0 [ 334.821182] CPU: 1 PID: 16746 Comm: syz-executor4 Not tainted 4.15.0-rc1+ #115 [ 334.821187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.821190] Call Trace: [ 334.821204] dump_stack+0x194/0x257 [ 334.821219] ? arch_local_irq_restore+0x53/0x53 [ 334.821249] should_fail+0x8c0/0xa40 [ 334.821265] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.821276] ? __lock_is_held+0xbc/0x140 [ 334.821299] ? find_held_lock+0x39/0x1d0 [ 334.821328] ? lock_downgrade+0x980/0x980 [ 334.821364] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 334.821379] ? rcu_note_context_switch+0x710/0x710 [ 334.821386] ? find_held_lock+0x39/0x1d0 [ 334.821409] should_failslab+0xec/0x120 [ 334.821424] kmem_cache_alloc+0x47/0x760 [ 334.821435] ? kernel_read+0x120/0x120 [ 334.821449] ? wait_for_completion+0x7b0/0x7b0 [ 334.821466] getname_flags+0xcb/0x580 [ 334.821475] ? __lock_is_held+0xbc/0x140 [ 334.821492] user_path_at_empty+0x2d/0x50 [ 334.821507] SyS_link+0x114/0x730 [ 334.821547] ? SyS_linkat+0x7e0/0x7e0 [ 334.821560] ? fput+0xd2/0x140 [ 334.821572] ? SyS_write+0x184/0x220 [ 334.821583] ? __do_page_fault+0x3d6/0xc90 [ 334.821599] ? SyS_read+0x220/0x220 [ 334.821618] ? do_fast_syscall_32+0x156/0xf9d [ 334.821636] ? SyS_linkat+0x7e0/0x7e0 [ 334.821649] do_fast_syscall_32+0x3ee/0xf9d [ 334.821673] ? do_int80_syscall_32+0x9d0/0x9d0 [ 334.821693] ? lockdep_sys_exit+0x47/0xf0 [ 334.821708] ? syscall_return_slowpath+0x2ad/0x550 [ 334.821723] ? sysret32_from_system_call+0x5/0x3b [ 334.821743] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.821764] entry_SYSENTER_compat+0x51/0x60 [ 334.821771] RIP: 0023:0xf7f9bc79 [ 334.821775] RSP: 002b:00000000f777608c EFLAGS: 00000296 ORIG_RAX: 0000000000000009 [ 334.821784] RAX: ffffffffffffffda RBX: 000000002077cff8 RCX: 0000000020243000 [ 334.821789] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 334.821793] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 334.821798] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 334.821802] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 334.832408] FAULT_INJECTION: forcing a failure. [ 334.832408] name failslab, interval 1, probability 0, space 0, times 0 [ 334.832425] CPU: 1 PID: 16748 Comm: syz-executor7 Not tainted 4.15.0-rc1+ #115 [ 334.832437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.832443] Call Trace: [ 334.832465] dump_stack+0x194/0x257 [ 334.832503] ? arch_local_irq_restore+0x53/0x53 [ 334.832523] ? __fdget_pos+0x131/0x1a0 [ 334.832590] should_fail+0x8c0/0xa40 [ 334.832622] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.832632] ? lock_downgrade+0x980/0x980 [ 334.832644] ? check_noncircular+0x20/0x20 [ 334.832665] ? find_held_lock+0x39/0x1d0 [ 334.832698] ? lock_downgrade+0x980/0x980 [ 334.832734] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 334.832742] ? find_held_lock+0x39/0x1d0 [ 334.832758] ? rcu_note_context_switch+0x710/0x710 [ 334.832783] should_failslab+0xec/0x120 [ 334.832797] kmem_cache_alloc+0x47/0x760 [ 334.832808] ? proc_fail_nth_write+0xb5/0x260 [ 334.832820] ? map_files_get_link+0x3a0/0x3a0 [ 334.832827] ? __lock_is_held+0xbc/0x140 [ 334.832846] getname_flags+0xcb/0x580 [ 334.832854] ? find_held_lock+0x39/0x1d0 [ 334.832872] SyS_rename+0x220/0xc90 [ 334.832890] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 334.832913] ? SyS_renameat+0xca0/0xca0 [ 334.832926] ? __lock_is_held+0xbc/0x140 [ 334.832964] ? __sb_end_write+0x9e/0xd0 [ 334.832982] ? fput+0xd2/0x140 [ 334.832993] ? SyS_write+0x184/0x220 [ 334.833001] ? __do_page_fault+0x3d6/0xc90 [ 334.833014] ? SyS_read+0x220/0x220 [ 334.833028] ? do_fast_syscall_32+0x156/0xf9d [ 334.833044] ? SyS_renameat+0xca0/0xca0 [ 334.833056] do_fast_syscall_32+0x3ee/0xf9d [ 334.833077] ? do_int80_syscall_32+0x9d0/0x9d0 [ 334.833098] ? lockdep_sys_exit+0x47/0xf0 [ 334.833108] ? syscall_return_slowpath+0x2ad/0x550 [ 334.833122] ? sysret32_from_system_call+0x5/0x3b [ 334.833142] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.833164] entry_SYSENTER_compat+0x51/0x60 [ 334.833170] RIP: 0023:0xf7ffac79 [ 334.833175] RSP: 002b:00000000f77b408c EFLAGS: 00000296 ORIG_RAX: 0000000000000026 [ 334.833184] RAX: ffffffffffffffda RBX: 0000000020b96ff2 RCX: 000000002046e000 [ 334.833189] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 334.833193] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 334.833200] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 334.833204] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 334.876779] FAULT_INJECTION: forcing a failure. [ 334.876779] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 334.876789] CPU: 0 PID: 16763 Comm: syz-executor3 Not tainted 4.15.0-rc1+ #115 [ 334.876794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.876797] Call Trace: [ 334.876809] dump_stack+0x194/0x257 [ 334.876823] ? arch_local_irq_restore+0x53/0x53 [ 334.876849] should_fail+0x8c0/0xa40 [ 334.876862] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.876887] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 334.876895] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 334.876903] ? get_mem_cgroup_from_mm+0x49b/0x710 [ 334.876912] ? check_noncircular+0x20/0x20 [ 334.876922] ? print_usage_bug+0x3f0/0x3f0 [ 334.876932] ? print_usage_bug+0x3f0/0x3f0 [ 334.876945] ? check_noncircular+0x20/0x20 [ 334.876961] ? lock_acquire+0x1d5/0x580 [ 334.876970] ? __fdget_pos+0x131/0x1a0 [ 334.876983] ? check_noncircular+0x20/0x20 [ 334.876990] ? check_noncircular+0x20/0x20 [ 334.877008] ? should_fail+0x23b/0xa40 [ 334.877030] __alloc_pages_nodemask+0x338/0xd80 [ 334.877048] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 334.877054] ? find_held_lock+0x39/0x1d0 [ 334.877082] ? lock_downgrade+0x980/0x980 [ 334.877121] ? find_held_lock+0x39/0x1d0 [ 334.877137] ? rcu_note_context_switch+0x710/0x710 [ 334.877155] cache_grow_begin+0x72/0x3f0 [ 334.877174] kmem_cache_alloc+0x403/0x760 [ 334.877186] ? proc_fail_nth_write+0xb5/0x260 [ 334.877197] ? map_files_get_link+0x3a0/0x3a0 [ 334.877217] getname_flags+0xcb/0x580 [ 334.877224] ? find_held_lock+0x39/0x1d0 [ 334.877240] SyS_rename+0x220/0xc90 [ 334.877257] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 334.877277] ? SyS_renameat+0xca0/0xca0 [ 334.877290] ? __lock_is_held+0xbc/0x140 [ 334.877323] ? __sb_end_write+0x9e/0xd0 [ 334.877339] ? fput+0xd2/0x140 [ 334.877351] ? SyS_write+0x184/0x220 [ 334.877359] ? __do_page_fault+0x3d6/0xc90 [ 334.877371] ? SyS_read+0x220/0x220 [ 334.877384] ? do_fast_syscall_32+0x156/0xf9d [ 334.877398] ? SyS_renameat+0xca0/0xca0 [ 334.877408] do_fast_syscall_32+0x3ee/0xf9d [ 334.877428] ? do_int80_syscall_32+0x9d0/0x9d0 [ 334.877446] ? lockdep_sys_exit+0x47/0xf0 [ 334.877456] ? syscall_return_slowpath+0x2ad/0x550 [ 334.877471] ? sysret32_from_system_call+0x5/0x3b [ 334.877488] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.877508] entry_SYSENTER_compat+0x51/0x60 [ 334.877514] RIP: 0023:0xf7fefc79 [ 334.877518] RSP: 002b:00000000f778808c EFLAGS: 00000296 ORIG_RAX: 0000000000000026 [ 334.877527] RAX: ffffffffffffffda RBX: 0000000020b96ff2 RCX: 000000002046e000 [ 334.877531] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 334.877535] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 334.877539] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 334.877543] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 334.954538] FAULT_INJECTION: forcing a failure. [ 334.954538] name failslab, interval 1, probability 0, space 0, times 0 [ 334.954550] CPU: 0 PID: 16791 Comm: syz-executor7 Not tainted 4.15.0-rc1+ #115 [ 334.954556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.954560] Call Trace: [ 334.954573] dump_stack+0x194/0x257 [ 334.954589] ? arch_local_irq_restore+0x53/0x53 [ 334.954602] ? trace_hardirqs_on+0xd/0x10 [ 334.954612] ? _raw_spin_unlock_irq+0x27/0x70 [ 334.954634] should_fail+0x8c0/0xa40 [ 334.954642] ? copy_overflow+0x20/0x20 [ 334.954657] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.954693] ? __sched_text_start+0x8/0x8 [ 334.954712] ? lock_downgrade+0x980/0x980 [ 334.954747] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 334.954761] ? getname+0x20/0x20 [ 334.954786] should_failslab+0xec/0x120 [ 334.954798] kmem_cache_alloc+0x47/0x760 [ 334.954813] ? map_files_get_link+0x3a0/0x3a0 [ 334.954820] ? __lock_is_held+0xbc/0x140 [ 334.954839] getname_flags+0xcb/0x580 [ 334.954858] SyS_rename+0x270/0xc90 [ 334.954875] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 334.954898] ? SyS_renameat+0xca0/0xca0 [ 334.954912] ? __lock_is_held+0xbc/0x140 [ 334.954950] ? __sb_end_write+0x9e/0xd0 [ 334.954969] ? fput+0xd2/0x140 [ 334.954980] ? SyS_write+0x184/0x220 [ 334.954995] ? SyS_read+0x220/0x220 [ 334.955015] ? do_fast_syscall_32+0x156/0xf9d [ 334.955033] ? SyS_renameat+0xca0/0xca0 [ 334.955047] do_fast_syscall_32+0x3ee/0xf9d [ 334.955072] ? do_int80_syscall_32+0x9d0/0x9d0 [ 334.955095] ? lockdep_sys_exit+0x47/0xf0 [ 334.955113] ? syscall_return_slowpath+0x2ad/0x550 [ 334.955133] ? sysret32_from_system_call+0x5/0x3b [ 334.955155] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.955179] entry_SYSENTER_compat+0x51/0x60 [ 334.955187] RIP: 0023:0xf7ffac79 [ 334.955193] RSP: 002b:00000000f77b408c EFLAGS: 00000296 ORIG_RAX: 0000000000000026 [ 334.955202] RAX: ffffffffffffffda RBX: 0000000020b96ff2 RCX: 000000002046e000 [ 334.955207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 334.955212] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 334.955215] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 334.955220] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 334.955901] FAULT_INJECTION: forcing a failure. [ 334.955901] name failslab, interval 1, probability 0, space 0, times 0 [ 334.955922] CPU: 1 PID: 16795 Comm: syz-executor4 Not tainted 4.15.0-rc1+ #115 [ 334.955937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.955944] Call Trace: [ 334.955968] dump_stack+0x194/0x257 [ 334.956007] ? arch_local_irq_restore+0x53/0x53 [ 334.956034] should_fail+0x8c0/0xa40 [ 334.956042] ? terminate_walk+0x1c8/0x550 [ 334.956056] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.956068] ? path_lookupat+0x238/0xba0 [ 334.956088] ? find_held_lock+0x39/0x1d0 [ 334.956115] ? lock_downgrade+0x980/0x980 [ 334.956152] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 334.956172] ? rcu_note_context_switch+0x710/0x710 [ 334.956197] should_failslab+0xec/0x120 [ 334.956211] kmem_cache_alloc+0x47/0x760 [ 334.956230] ? getname_flags+0x256/0x580 [ 334.956249] getname_flags+0xcb/0x580 [ 334.956259] ? user_path_at_empty+0x40/0x50 [ 334.956269] ? user_path_at_empty+0x40/0x50 [ 334.956287] SyS_link+0x131/0x730 [ 334.956308] ? SyS_linkat+0x7e0/0x7e0 [ 334.956320] ? fput+0xd2/0x140 [ 334.956331] ? SyS_write+0x184/0x220 [ 334.956346] ? SyS_read+0x220/0x220 [ 334.956360] ? do_fast_syscall_32+0x156/0xf9d [ 334.956376] ? SyS_linkat+0x7e0/0x7e0 [ 334.956388] do_fast_syscall_32+0x3ee/0xf9d [ 334.956410] ? do_int80_syscall_32+0x9d0/0x9d0 [ 334.956430] ? lockdep_sys_exit+0x47/0xf0 [ 334.956440] ? syscall_return_slowpath+0x2ad/0x550 [ 334.956456] ? sysret32_from_system_call+0x5/0x3b [ 334.956475] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.956497] entry_SYSENTER_compat+0x51/0x60 [ 334.956503] RIP: 0023:0xf7f9bc79 [ 334.956507] RSP: 002b:00000000f777608c EFLAGS: 00000296 ORIG_RAX: 0000000000000009 [ 334.956516] RAX: ffffffffffffffda RBX: 000000002077cff8 RCX: 0000000020243000 [ 334.956520] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 334.956524] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 334.956528] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 334.956533] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 335.052407] FAULT_INJECTION: forcing a failure. [ 335.052407] name failslab, interval 1, probability 0, space 0, times 0 [ 335.052417] CPU: 1 PID: 16826 Comm: syz-executor3 Not tainted 4.15.0-rc1+ #115 [ 335.052423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.052426] Call Trace: [ 335.052440] dump_stack+0x194/0x257 [ 335.052455] ? arch_local_irq_restore+0x53/0x53 [ 335.052484] should_fail+0x8c0/0xa40 [ 335.052500] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.052516] ? walk_component+0x13d0/0x13d0 [ 335.052527] ? find_held_lock+0x39/0x1d0 [ 335.052543] ? find_held_lock+0x39/0x1d0 [ 335.052571] ? lock_downgrade+0x980/0x980 [ 335.052615] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 335.052632] ? rcu_note_context_switch+0x710/0x710 [ 335.052658] should_failslab+0xec/0x120 [ 335.052677] kmem_cache_alloc+0x47/0x760 [ 335.052693] ? map_files_get_link+0x3a0/0x3a0 [ 335.052713] getname_flags+0xcb/0x580 [ 335.052735] SyS_rename+0x270/0xc90 [ 335.052753] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 335.052776] ? SyS_renameat+0xca0/0xca0 [ 335.052792] ? __lock_is_held+0xbc/0x140 [ 335.052829] ? __sb_end_write+0x9e/0xd0 [ 335.052847] ? fput+0xd2/0x140 [ 335.052859] ? SyS_write+0x184/0x220 [ 335.052876] ? SyS_read+0x220/0x220 [ 335.052892] ? do_fast_syscall_32+0x156/0xf9d [ 335.052909] ? SyS_renameat+0xca0/0xca0 [ 335.052923] do_fast_syscall_32+0x3ee/0xf9d [ 335.052948] ? do_int80_syscall_32+0x9d0/0x9d0 [ 335.052972] ? lockdep_sys_exit+0x47/0xf0 [ 335.052987] ? syscall_return_slowpath+0x2ad/0x550 [ 335.053005] ? sysret32_from_system_call+0x5/0x3b [ 335.053024] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.053046] entry_SYSENTER_compat+0x51/0x60 [ 335.053054] RIP: 0023:0xf7fefc79 [ 335.053059] RSP: 002b:00000000f778808c EFLAGS: 00000296 ORIG_RAX: 0000000000000026 [ 335.053070] RAX: ffffffffffffffda RBX: 0000000020b96ff2 RCX: 000000002046e000 [ 335.053075] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 335.053080] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 335.053084] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 335.053089] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 335.056166] FAULT_INJECTION: forcing a failure. [ 335.056166] name failslab, interval 1, probability 0, space 0, times 0 [ 335.056186] CPU: 1 PID: 16829 Comm: syz-executor7 Not tainted 4.15.0-rc1+ #115 [ 335.056199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.056205] Call Trace: [ 335.056229] dump_stack+0x194/0x257 [ 335.056267] ? arch_local_irq_restore+0x53/0x53 [ 335.056344] should_fail+0x8c0/0xa40 [ 335.056360] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.056375] ? walk_component+0x13d0/0x13d0 [ 335.056386] ? find_held_lock+0x39/0x1d0 [ 335.056399] ? find_held_lock+0x39/0x1d0 [ 335.056430] ? lock_downgrade+0x980/0x980 [ 335.056469] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 335.056487] ? rcu_note_context_switch+0x710/0x710 [ 335.056515] should_failslab+0xec/0x120 [ 335.056532] kmem_cache_alloc+0x47/0x760 [ 335.056551] ? map_files_get_link+0x3a0/0x3a0 [ 335.056572] getname_flags+0xcb/0x580 [ 335.056593] SyS_rename+0x270/0xc90 [ 335.056621] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 335.056644] ? SyS_renameat+0xca0/0xca0 [ 335.056658] ? __lock_is_held+0xbc/0x140 [ 335.056692] ? __sb_end_write+0x9e/0xd0 [ 335.056710] ? fput+0xd2/0x140 [ 335.056721] ? SyS_write+0x184/0x220 [ 335.056736] ? SyS_read+0x220/0x220 [ 335.056750] ? do_fast_syscall_32+0x156/0xf9d [ 335.056766] ? SyS_renameat+0xca0/0xca0 [ 335.056778] do_fast_syscall_32+0x3ee/0xf9d [ 335.056799] ? do_int80_syscall_32+0x9d0/0x9d0 [ 335.056819] ? lockdep_sys_exit+0x47/0xf0 [ 335.056830] ? syscall_return_slowpath+0x2ad/0x550 [ 335.056847] ? sysret32_from_system_call+0x5/0x3b [ 335.056866] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.056887] entry_SYSENTER_compat+0x51/0x60 [ 335.056893] RIP: 0023:0xf7ffac79 [ 335.056898] RSP: 002b:00000000f77b408c EFLAGS: 00000296 ORIG_RAX: 0000000000000026 [ 335.056906] RAX: ffffffffffffffda RBX: 0000000020b96ff2 RCX: 000000002046e000 [ 335.056911] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 335.056916] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 335.056920] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 335.056924] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 335.071629] FAULT_INJECTION: forcing a failure. [ 335.071629] name failslab, interval 1, probability 0, space 0, times 0 [ 335.071639] CPU: 1 PID: 16835 Comm: syz-executor4 Not tainted 4.15.0-rc1+ #115 [ 335.071645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.071647] Call Trace: [ 335.071659] dump_stack+0x194/0x257 [ 335.071674] ? arch_local_irq_restore+0x53/0x53 [ 335.071703] should_fail+0x8c0/0xa40 [ 335.071711] ? terminate_walk+0x1c8/0x550 [ 335.071725] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.071738] ? path_lookupat+0x238/0xba0 [ 335.071761] ? find_held_lock+0x39/0x1d0 [ 335.071789] ? lock_downgrade+0x980/0x980 [ 335.071828] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 335.071846] ? rcu_note_context_switch+0x710/0x710 [ 335.071874] should_failslab+0xec/0x120 [ 335.071887] kmem_cache_alloc+0x47/0x760 [ 335.071906] ? getname_flags+0x256/0x580 [ 335.071921] getname_flags+0xcb/0x580 [ 335.071929] ? user_path_at_empty+0x40/0x50 [ 335.071938] ? user_path_at_empty+0x40/0x50 [ 335.071958] SyS_link+0x131/0x730 [ 335.071980] ? SyS_linkat+0x7e0/0x7e0 [ 335.071992] ? fput+0xd2/0x140 [ 335.072003] ? SyS_write+0x184/0x220 [ 335.072017] ? SyS_read+0x220/0x220 [ 335.072031] ? do_fast_syscall_32+0x156/0xf9d [ 335.072046] ? SyS_linkat+0x7e0/0x7e0 [ 335.072058] do_fast_syscall_32+0x3ee/0xf9d [ 335.072079] ? do_int80_syscall_32+0x9d0/0x9d0 [ 335.072099] ? lockdep_sys_exit+0x47/0xf0 [ 335.072109] ? syscall_return_slowpath+0x2ad/0x550 [ 335.072126] ? sysret32_from_system_call+0x5/0x3b [ 335.072145] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.072166] entry_SYSENTER_compat+0x51/0x60 [ 335.072172] RIP: 0023:0xf7f9bc79 [ 335.072178] RSP: 002b:00000000f777608c EFLAGS: 00000296 ORIG_RAX: 0000000000000009 [ 335.072186] RAX: ffffffffffffffda RBX: 000000002077cff8 RCX: 0000000020243000 [ 335.072191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 335.072196] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 335.072201] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 335.072206] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 335.158302] FAULT_INJECTION: forcing a failure. [ 335.158302] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 335.158322] CPU: 1 PID: 16862 Comm: syz-executor7 Not tainted 4.15.0-rc1+ #115 [ 335.158336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.158343] Call Trace: [ 335.158367] dump_stack+0x194/0x257 [ 335.158407] ? arch_local_irq_restore+0x53/0x53 [ 335.158479] should_fail+0x8c0/0xa40 [ 335.158524] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.158594] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 335.158612] ? selinux_secmark_enabled.part.10+0xb0/0xb0 [ 335.158638] ? find_held_lock+0x39/0x1d0 [ 335.158663] ? find_held_lock+0x39/0x1d0 [ 335.158683] ? check_noncircular+0x20/0x20 [ 335.158701] ? should_fail+0x23b/0xa40 [ 335.158726] __alloc_pages_nodemask+0x338/0xd80 [ 335.158735] ? walk_component+0x13d0/0x13d0 [ 335.158744] ? find_held_lock+0x39/0x1d0 [ 335.158759] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 335.158766] ? find_held_lock+0x39/0x1d0 [ 335.158794] ? lock_downgrade+0x980/0x980 [ 335.158837] ? rcu_note_context_switch+0x710/0x710 [ 335.158856] cache_grow_begin+0x72/0x3f0 [ 335.158875] kmem_cache_alloc+0x403/0x760 [ 335.158891] ? map_files_get_link+0x3a0/0x3a0 [ 335.158910] getname_flags+0xcb/0x580 [ 335.158930] SyS_rename+0x270/0xc90 [ 335.158949] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 335.158972] ? SyS_renameat+0xca0/0xca0 [ 335.158986] ? __lock_is_held+0xbc/0x140 [ 335.159028] ? __sb_end_write+0x9e/0xd0 [ 335.159047] ? fput+0xd2/0x140 [ 335.159057] ? SyS_write+0x184/0x220 [ 335.159072] ? SyS_read+0x220/0x220 [ 335.159087] ? do_fast_syscall_32+0x156/0xf9d [ 335.159102] ? SyS_renameat+0xca0/0xca0 [ 335.159113] do_fast_syscall_32+0x3ee/0xf9d [ 335.159136] ? do_int80_syscall_32+0x9d0/0x9d0 [ 335.159156] ? lockdep_sys_exit+0x47/0xf0 [ 335.159166] ? syscall_return_slowpath+0x2ad/0x550 [ 335.159183] ? sysret32_from_system_call+0x5/0x3b [ 335.159202] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.159224] entry_SYSENTER_compat+0x51/0x60 [ 335.159231] RIP: 0023:0xf7ffac79 [ 335.159235] RSP: 002b:00000000f77b408c EFLAGS: 00000296 ORIG_RAX: 0000000000000026 [ 335.159244] RAX: ffffffffffffffda RBX: 0000000020b96ff2 RCX: 000000002046e000 [ 335.159249] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 335.159254] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 335.159258] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 335.159263] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 335.203862] FAULT_INJECTION: forcing a failure. [ 335.203862] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 335.203874] CPU: 1 PID: 16872 Comm: syz-executor3 Not tainted 4.15.0-rc1+ #115 [ 335.203879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.203883] Call Trace: [ 335.203895] dump_stack+0x194/0x257 [ 335.203912] ? arch_local_irq_restore+0x53/0x53 [ 335.203942] should_fail+0x8c0/0xa40 [ 335.203958] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.203986] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 335.203996] ? selinux_secmark_enabled.part.10+0xb0/0xb0 [ 335.204026] ? find_held_lock+0x39/0x1d0 [ 335.204053] ? find_held_lock+0x39/0x1d0 [ 335.204071] ? check_noncircular+0x20/0x20 [ 335.204091] ? should_fail+0x23b/0xa40 [ 335.204116] __alloc_pages_nodemask+0x338/0xd80 [ 335.204124] ? walk_component+0x13d0/0x13d0 [ 335.204134] ? find_held_lock+0x39/0x1d0 [ 335.204148] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 335.204155] ? find_held_lock+0x39/0x1d0 [ 335.204184] ? lock_downgrade+0x980/0x980 [ 335.204229] ? rcu_note_context_switch+0x710/0x710 [ 335.204248] cache_grow_begin+0x72/0x3f0 [ 335.204267] kmem_cache_alloc+0x403/0x760 [ 335.204283] ? map_files_get_link+0x3a0/0x3a0 [ 335.204304] getname_flags+0xcb/0x580 [ 335.204324] SyS_rename+0x270/0xc90 [ 335.204344] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 335.204367] ? SyS_renameat+0xca0/0xca0 [ 335.204381] ? __lock_is_held+0xbc/0x140 [ 335.204419] ? __sb_end_write+0x9e/0xd0 [ 335.204437] ? fput+0xd2/0x140 [ 335.204448] ? SyS_write+0x184/0x220 [ 335.204463] ? SyS_read+0x220/0x220 [ 335.204478] ? do_fast_syscall_32+0x156/0xf9d [ 335.204494] ? SyS_renameat+0xca0/0xca0 [ 335.204505] do_fast_syscall_32+0x3ee/0xf9d [ 335.204527] ? do_int80_syscall_32+0x9d0/0x9d0 [ 335.204547] ? lockdep_sys_exit+0x47/0xf0 [ 335.204558] ? syscall_return_slowpath+0x2ad/0x550 [ 335.204574] ? sysret32_from_system_call+0x5/0x3b [ 335.204594] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.204622] entry_SYSENTER_compat+0x51/0x60 [ 335.204630] RIP: 0023:0xf7fefc79 [ 335.204636] RSP: 002b:00000000f778808c EFLAGS: 00000296 ORIG_RAX: 0000000000000026 [ 335.204648] RAX: ffffffffffffffda RBX: 0000000020b96ff2 RCX: 000000002046e000 [ 335.204653] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 335.204659] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 335.204665] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 335.204670] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 335.205498] FAULT_INJECTION: forcing a failure. [ 335.205498] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 335.205507] CPU: 1 PID: 16877 Comm: syz-executor4 Not tainted 4.15.0-rc1+ #115 [ 335.205513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.205516] Call Trace: [ 335.205527] dump_stack+0x194/0x257 [ 335.205541] ? arch_local_irq_restore+0x53/0x53 [ 335.205569] should_fail+0x8c0/0xa40 [ 335.205586] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.205619] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 335.205630] ? depot_save_stack+0x12c/0x490 [ 335.205648] ? putname+0xee/0x130 [ 335.205658] ? save_stack+0xa3/0xd0 [ 335.205671] ? kasan_slab_free+0x71/0xc0 [ 335.205681] ? kmem_cache_free+0x77/0x280 [ 335.205690] ? putname+0xee/0x130 [ 335.205697] ? filename_lookup+0x315/0x500 [ 335.205704] ? user_path_at_empty+0x40/0x50 [ 335.205711] ? SyS_link+0x114/0x730 [ 335.205719] ? do_fast_syscall_32+0x3ee/0xf9d [ 335.205727] ? entry_SYSENTER_compat+0x51/0x60 [ 335.205752] ? check_noncircular+0x20/0x20 [ 335.205766] ? mntput+0x66/0x90 [ 335.205775] ? should_fail+0x23b/0xa40 [ 335.205782] ? terminate_walk+0x1c8/0x550 [ 335.205805] __alloc_pages_nodemask+0x338/0xd80 [ 335.205826] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 335.205833] ? find_held_lock+0x39/0x1d0 [ 335.205862] ? lock_downgrade+0x980/0x980 [ 335.205904] ? rcu_note_context_switch+0x710/0x710 [ 335.205920] cache_grow_begin+0x72/0x3f0 [ 335.205937] kmem_cache_alloc+0x403/0x760 [ 335.205963] getname_flags+0xcb/0x580 [ 335.205969] ? user_path_at_empty+0x40/0x50 [ 335.205978] ? user_path_at_empty+0x40/0x50 [ 335.205993] SyS_link+0x131/0x730 [ 335.206020] ? SyS_linkat+0x7e0/0x7e0 [ 335.206034] ? fput+0xd2/0x140 [ 335.206045] ? SyS_write+0x184/0x220 [ 335.206060] ? SyS_read+0x220/0x220 [ 335.206073] ? do_fast_syscall_32+0x156/0xf9d [ 335.206089] ? SyS_linkat+0x7e0/0x7e0 [ 335.206100] do_fast_syscall_32+0x3ee/0xf9d [ 335.206121] ? do_int80_syscall_32+0x9d0/0x9d0 [ 335.206142] ? lockdep_sys_exit+0x47/0xf0 [ 335.206153] ? syscall_return_slowpath+0x2ad/0x550 [ 335.206168] ? sysret32_from_system_call+0x5/0x3b [ 335.206186] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.206204] entry_SYSENTER_compat+0x51/0x60 [ 335.206210] RIP: 0023:0xf7f9bc79 [ 335.206214] RSP: 002b:00000000f777608c EFLAGS: 00000296 ORIG_RAX: 0000000000000009 [ 335.206221] RAX: ffffffffffffffda RBX: 000000002077cff8 RCX: 0000000020243000 [ 335.206226] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 335.206229] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 335.206233] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 335.206237] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 335.298227] FAULT_INJECTION: forcing a failure. [ 335.298227] name failslab, interval 1, probability 0, space 0, times 0 [ 335.298240] CPU: 1 PID: 16902 Comm: syz-executor7 Not tainted 4.15.0-rc1+ #115 [ 335.298245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.298249] Call Trace: [ 335.298264] dump_stack+0x194/0x257 [ 335.298282] ? arch_local_irq_restore+0x53/0x53 [ 335.298292] ? __lock_acquire+0x6e9/0x47f0 [ 335.298302] ? __rwsem_down_write_failed_common+0xb4d/0x1530 [ 335.298329] should_fail+0x8c0/0xa40 [ 335.298345] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.298358] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 335.298379] ? find_held_lock+0x39/0x1d0 [ 335.298410] ? __lock_is_held+0xbc/0x140 [ 335.298445] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 335.298461] ? rcu_note_context_switch+0x710/0x710 [ 335.298487] should_failslab+0xec/0x120 [ 335.298499] kmem_cache_alloc+0x47/0x760 [ 335.298515] ? __d_lookup+0x525/0x840 [ 335.298523] ? print_usage_bug+0x3f0/0x3f0 [ 335.298540] __d_alloc+0xb3/0xbe0 [ 335.298547] ? lock_acquire+0x1d5/0x580 [ 335.298561] ? shrink_dcache_for_umount+0x290/0x290 [ 335.298578] ? lock_release+0xda0/0xda0 [ 335.298605] ? mark_held_locks+0xb2/0x100 [ 335.298617] ? d_lookup+0x133/0x2e0 [ 335.298640] ? d_lookup+0x1d5/0x2e0 [ 335.298652] ? rwsem_down_write_failed+0xe/0x10 [ 335.298669] d_alloc+0x8e/0x340 [ 335.298681] ? __d_alloc+0xbe0/0xbe0 [ 335.298692] ? _down_write_nest_lock+0x120/0x120 [ 335.298716] __lookup_hash+0x58/0x190 [ 335.298732] SyS_rename+0x7a7/0xc90 [ 335.298766] ? SyS_renameat+0xca0/0xca0 [ 335.298780] ? __lock_is_held+0xbc/0x140 [ 335.298818] ? __sb_end_write+0x9e/0xd0 [ 335.298835] ? fput+0xd2/0x140 [ 335.298846] ? SyS_write+0x184/0x220 [ 335.298860] ? SyS_read+0x220/0x220 [ 335.298874] ? do_fast_syscall_32+0x156/0xf9d [ 335.298891] ? SyS_renameat+0xca0/0xca0 [ 335.298904] do_fast_syscall_32+0x3ee/0xf9d [ 335.298927] ? do_int80_syscall_32+0x9d0/0x9d0 [ 335.298948] ? lockdep_sys_exit+0x47/0xf0 [ 335.298958] ? syscall_return_slowpath+0x2ad/0x550 [ 335.298975] ? sysret32_from_system_call+0x5/0x3b [ 335.298994] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.299022] entry_SYSENTER_compat+0x51/0x60 [ 335.299030] RIP: 0023:0xf7ffac79 [ 335.299036] RSP: 002b:00000000f77b408c EFLAGS: 00000296 ORIG_RAX: 0000000000000026 [ 335.299046] RAX: ffffffffffffffda RBX: 0000000020b96ff2 RCX: 000000002046e000 [ 335.299052] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 335.299057] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 335.299063] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 335.299067] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 335.385007] FAULT_INJECTION: forcing a failure. [ 335.385007] name failslab, interval 1, probability 0, space 0, times 0 [ 335.385037] CPU: 0 PID: 16940 Comm: syz-executor4 Not tainted 4.15.0-rc1+ #115 [ 335.385042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.385045] Call Trace: [ 335.385059] dump_stack+0x194/0x257 [ 335.385072] ? arch_local_irq_restore+0x53/0x53 [ 335.385081] ? __lock_acquire+0x6e9/0x47f0 [ 335.385115] should_fail+0x8c0/0xa40 [ 335.385130] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.385144] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 335.385164] ? find_held_lock+0x39/0x1d0 [ 335.385194] ? __lock_is_held+0xbc/0x140 [ 335.385228] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 335.385245] ? rcu_note_context_switch+0x710/0x710 [ 335.385270] should_failslab+0xec/0x120 [ 335.385281] kmem_cache_alloc+0x47/0x760 [ 335.385295] ? __d_lookup+0x525/0x840 [ 335.385302] ? print_usage_bug+0x3f0/0x3f0 [ 335.385316] __d_alloc+0xb3/0xbe0 [ 335.385323] ? lock_acquire+0x1d5/0x580 [ 335.385336] ? shrink_dcache_for_umount+0x290/0x290 [ 335.385342] ? check_noncircular+0x20/0x20 [ 335.385355] ? lock_release+0xda0/0xda0 [ 335.385375] ? mark_held_locks+0xb2/0x100 [ 335.385386] ? d_lookup+0x133/0x2e0 [ 335.385404] ? d_lookup+0x1d5/0x2e0 [ 335.385411] ? rcu_note_context_switch+0x710/0x710 [ 335.385424] d_alloc+0x8e/0x340 [ 335.385435] ? __d_alloc+0xbe0/0xbe0 [ 335.385445] ? down_write_nested+0x8b/0x120 [ 335.385466] __lookup_hash+0x58/0x190 [ 335.385480] filename_create+0x1c7/0x520 [ 335.385493] ? kern_path_mountpoint+0x40/0x40 [ 335.385517] ? getname_flags+0x256/0x580 [ 335.385523] ? user_path_at_empty+0x40/0x50 [ 335.385540] SyS_link+0x14b/0x730 [ 335.385559] ? SyS_linkat+0x7e0/0x7e0 [ 335.385571] ? fput+0xd2/0x140 [ 335.385580] ? SyS_write+0x184/0x220 [ 335.385594] ? SyS_read+0x220/0x220 [ 335.385607] ? do_fast_syscall_32+0x156/0xf9d [ 335.385621] ? SyS_linkat+0x7e0/0x7e0 [ 335.385632] do_fast_syscall_32+0x3ee/0xf9d [ 335.385652] ? do_int80_syscall_32+0x9d0/0x9d0 [ 335.385670] ? lockdep_sys_exit+0x47/0xf0 [ 335.385680] ? syscall_return_slowpath+0x2ad/0x550 [ 335.385696] ? sysret32_from_system_call+0x5/0x3b [ 335.385713] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.385733] entry_SYSENTER_compat+0x51/0x60 [ 335.385739] RIP: 0023:0xf7f9bc79 [ 335.385743] RSP: 002b:00000000f777608c EFLAGS: 00000296 ORIG_RAX: 0000000000000009 [ 335.385751] RAX: ffffffffffffffda RBX: 000000002077cff8 RCX: 0000000020243000 [ 335.385756] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 335.385760] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 335.385764] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 335.385769] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 335.401994] FAULT_INJECTION: forcing a failure. [ 335.401994] name failslab, interval 1, probability 0, space 0, times 0 [ 335.402010] CPU: 1 PID: 16937 Comm: syz-executor3 Not tainted 4.15.0-rc1+ #115 [ 335.402015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.402019] Call Trace: [ 335.402032] dump_stack+0x194/0x257 [ 335.402049] ? arch_local_irq_restore+0x53/0x53 [ 335.402060] ? __lock_acquire+0x6e9/0x47f0 [ 335.402069] ? __rwsem_down_write_failed_common+0xb4d/0x1530 [ 335.402095] should_fail+0x8c0/0xa40 [ 335.402111] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.402125] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 335.402146] ? find_held_lock+0x39/0x1d0 [ 335.402179] ? __lock_is_held+0xbc/0x140 [ 335.402215] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 335.402231] ? rcu_note_context_switch+0x710/0x710 [ 335.402257] should_failslab+0xec/0x120 [ 335.402268] kmem_cache_alloc+0x47/0x760 [ 335.402284] ? __d_lookup+0x525/0x840 [ 335.402291] ? print_usage_bug+0x3f0/0x3f0 [ 335.402307] __d_alloc+0xb3/0xbe0 [ 335.402314] ? lock_acquire+0x1d5/0x580 [ 335.402328] ? shrink_dcache_for_umount+0x290/0x290 [ 335.402343] ? lock_release+0xda0/0xda0 [ 335.402364] ? mark_held_locks+0xb2/0x100 [ 335.402374] ? d_lookup+0x133/0x2e0 [ 335.402394] ? d_lookup+0x1d5/0x2e0 [ 335.402403] ? rwsem_down_write_failed+0xe/0x10 [ 335.402418] d_alloc+0x8e/0x340 [ 335.402430] ? __d_alloc+0xbe0/0xbe0 [ 335.402439] ? _down_write_nest_lock+0x120/0x120 [ 335.402464] __lookup_hash+0x58/0x190 [ 335.402480] SyS_rename+0x7a7/0xc90 [ 335.402514] ? SyS_renameat+0xca0/0xca0 [ 335.402527] ? __lock_is_held+0xbc/0x140 [ 335.402564] ? __sb_end_write+0x9e/0xd0 [ 335.402582] ? fput+0xd2/0x140 [ 335.402599] ? SyS_write+0x184/0x220 [ 335.402615] ? SyS_read+0x220/0x220 [ 335.402632] ? do_fast_syscall_32+0x156/0xf9d [ 335.402651] ? SyS_renameat+0xca0/0xca0 [ 335.402663] do_fast_syscall_32+0x3ee/0xf9d [ 335.402686] ? do_int80_syscall_32+0x9d0/0x9d0 [ 335.402707] ? lockdep_sys_exit+0x47/0xf0 [ 335.402718] ? syscall_return_slowpath+0x2ad/0x550 [ 335.402735] ? sysret32_from_system_call+0x5/0x3b [ 335.402755] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.402777] entry_SYSENTER_compat+0x51/0x60 [ 335.402784] RIP: 0023:0xf7fefc79 [ 335.402788] RSP: 002b:00000000f778808c EFLAGS: 00000296 ORIG_RAX: 0000000000000026 [ 335.402797] RAX: ffffffffffffffda RBX: 0000000020b96ff2 RCX: 000000002046e000 [ 335.402802] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 335.402806] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 335.402810] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 335.402815] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 335.759503] FAULT_INJECTION: forcing a failure. [ 335.759503] name failslab, interval 1, probability 0, space 0, times 0 [ 335.759524] CPU: 1 PID: 17064 Comm: syz-executor6 Not tainted 4.15.0-rc1+ #115 [ 335.759535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.759541] Call Trace: [ 335.759565] dump_stack+0x194/0x257 [ 335.759579] ? arch_local_irq_restore+0x53/0x53 [ 335.759616] should_fail+0x8c0/0xa40 [ 335.759631] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.759644] ? lock_page_memcg+0x2bd/0x3b0 [ 335.759663] ? find_held_lock+0x39/0x1d0 [ 335.759691] ? lock_downgrade+0x980/0x980 [ 335.759728] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 335.759744] ? rcu_note_context_switch+0x710/0x710 [ 335.759770] should_failslab+0xec/0x120 [ 335.759783] kmem_cache_alloc_node+0x56/0x760 [ 335.759800] ? reacquire_held_locks+0x201/0x3e0 [ 335.759820] copy_process.part.36+0x1a6a/0x4ae0 [ 335.759833] ? __lock_acquire+0x6e9/0x47f0 [ 335.759861] ? __cleanup_sighand+0x40/0x40 [ 335.759886] ? print_usage_bug+0x3f0/0x3f0 [ 335.759894] ? wake_up_page_bit+0x530/0x530 [ 335.759908] ? __lock_is_held+0xbc/0x140 [ 335.759949] ? __lock_acquire+0x6e9/0x47f0 [ 335.759973] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 335.759999] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 335.760008] ? get_mem_cgroup_from_mm+0x49b/0x710 [ 335.760020] ? check_noncircular+0x20/0x20 [ 335.760031] ? print_usage_bug+0x3f0/0x3f0 [ 335.760042] ? print_usage_bug+0x3f0/0x3f0 [ 335.760056] ? check_noncircular+0x20/0x20 [ 335.760073] ? lock_acquire+0x1d5/0x580 [ 335.760083] ? __fdget_pos+0x131/0x1a0 [ 335.760099] ? check_noncircular+0x20/0x20 [ 335.760124] ? lock_downgrade+0x980/0x980 [ 335.760135] ? check_noncircular+0x20/0x20 [ 335.760159] ? find_held_lock+0x39/0x1d0 [ 335.760170] ? check_noncircular+0x20/0x20 [ 335.760192] ? lock_downgrade+0x980/0x980 [ 335.760202] ? __lock_is_held+0xbc/0x140 [ 335.760231] ? find_held_lock+0x39/0x1d0 [ 335.760259] ? lock_downgrade+0x980/0x980 [ 335.760271] ? get_pid_task+0xbc/0x140 [ 335.760283] ? proc_fail_nth_write+0xb5/0x260 [ 335.760295] ? map_files_get_link+0x3a0/0x3a0 [ 335.760301] ? __lock_is_held+0xbc/0x140 [ 335.760322] _do_fork+0x1ef/0xff0 [ 335.760342] ? fork_idle+0x2d0/0x2d0 [ 335.760360] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 335.760371] ? kernel_read+0x120/0x120 [ 335.760383] ? wait_for_completion+0x7b0/0x7b0 [ 335.760402] ? __lock_is_held+0xbc/0x140 [ 335.760435] ? __sb_end_write+0x9e/0xd0 [ 335.760451] ? fput+0xd2/0x140 [ 335.760461] ? SyS_write+0x184/0x220 [ 335.760470] ? __do_page_fault+0x3d6/0xc90 [ 335.760483] ? SyS_read+0x220/0x220 [ 335.760502] SyS_clone+0x37/0x50 [ 335.760514] ? entry_INT80_compat+0x40/0x40 [ 335.760527] do_fast_syscall_32+0x3ee/0xf9d [ 335.760549] ? do_int80_syscall_32+0x9d0/0x9d0 [ 335.760568] ? lockdep_sys_exit+0x47/0xf0 [ 335.760580] ? syscall_return_slowpath+0x2ad/0x550 [ 335.760607] ? sysret32_from_system_call+0x5/0x3b [ 335.760627] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.760651] entry_SYSENTER_compat+0x51/0x60 [ 335.760658] RIP: 0023:0xf7fd1c79 [ 335.760662] RSP: 002b:00000000f778b08c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 335.760669] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 335.760674] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 335.760677] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 335.760681] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 335.760684] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 335.869863] FAULT_INJECTION: forcing a failure. [ 335.869863] name failslab, interval 1, probability 0, space 0, times 0 [ 335.869874] CPU: 0 PID: 17101 Comm: syz-executor6 Not tainted 4.15.0-rc1+ #115 [ 335.869880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.869883] Call Trace: [ 335.869895] dump_stack+0x194/0x257 [ 335.869911] ? arch_local_irq_restore+0x53/0x53 [ 335.869937] should_fail+0x8c0/0xa40 [ 335.869952] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.869979] ? find_held_lock+0x39/0x1d0 [ 335.870010] ? lock_downgrade+0x980/0x980 [ 335.870044] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 335.870052] ? rcu_read_lock_sched_held+0x108/0x120 [ 335.870064] ? rcu_note_context_switch+0x710/0x710 [ 335.870095] should_failslab+0xec/0x120 [ 335.870108] kmem_cache_alloc+0x47/0x760 [ 335.870120] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 335.870131] ? rcu_pm_notify+0xc0/0xc0 [ 335.870151] prepare_creds+0x78/0x360 [ 335.870162] ? abort_creds+0x130/0x130 [ 335.870176] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 335.870183] ? __lockdep_init_map+0xe4/0x650 [ 335.870202] copy_creds+0x7b/0x3a0 [ 335.870224] copy_process.part.36+0xb28/0x4ae0 [ 335.870237] ? __lock_acquire+0x6e9/0x47f0 [ 335.870263] ? __cleanup_sighand+0x40/0x40 [ 335.870284] ? print_usage_bug+0x3f0/0x3f0 [ 335.870292] ? wake_up_page_bit+0x530/0x530 [ 335.870305] ? __lock_is_held+0xbc/0x140 [ 335.870342] ? __lock_acquire+0x6e9/0x47f0 [ 335.870366] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 335.870388] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 335.870396] ? get_mem_cgroup_from_mm+0x49b/0x710 [ 335.870406] ? check_noncircular+0x20/0x20 [ 335.870416] ? print_usage_bug+0x3f0/0x3f0 [ 335.870427] ? print_usage_bug+0x3f0/0x3f0 [ 335.870440] ? check_noncircular+0x20/0x20 [ 335.870457] ? lock_acquire+0x1d5/0x580 [ 335.870465] ? __fdget_pos+0x131/0x1a0 [ 335.870480] ? check_noncircular+0x20/0x20 [ 335.870505] ? lock_downgrade+0x980/0x980 [ 335.870515] ? check_noncircular+0x20/0x20 [ 335.870536] ? find_held_lock+0x39/0x1d0 [ 335.870546] ? check_noncircular+0x20/0x20 [ 335.870567] ? lock_downgrade+0x980/0x980 [ 335.870576] ? __lock_is_held+0xbc/0x140 [ 335.870602] ? find_held_lock+0x39/0x1d0 [ 335.870627] ? lock_downgrade+0x980/0x980 [ 335.870639] ? get_pid_task+0xbc/0x140 [ 335.870651] ? proc_fail_nth_write+0xb5/0x260 [ 335.870661] ? map_files_get_link+0x3a0/0x3a0 [ 335.870667] ? __lock_is_held+0xbc/0x140 [ 335.870686] _do_fork+0x1ef/0xff0 [ 335.870705] ? fork_idle+0x2d0/0x2d0 [ 335.870721] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 335.870730] ? kernel_read+0x120/0x120 [ 335.870741] ? wait_for_completion+0x7b0/0x7b0 [ 335.870759] ? __lock_is_held+0xbc/0x140 [ 335.870793] ? __sb_end_write+0x9e/0xd0 [ 335.870808] ? fput+0xd2/0x140 [ 335.870818] ? SyS_write+0x184/0x220 [ 335.870826] ? __do_page_fault+0x3d6/0xc90 [ 335.870838] ? SyS_read+0x220/0x220 [ 335.870855] SyS_clone+0x37/0x50 [ 335.870865] ? entry_INT80_compat+0x40/0x40 [ 335.870877] do_fast_syscall_32+0x3ee/0xf9d [ 335.870897] ? do_int80_syscall_32+0x9d0/0x9d0 [ 335.870916] ? lockdep_sys_exit+0x47/0xf0 [ 335.870926] ? syscall_return_slowpath+0x2ad/0x550 [ 335.870940] ? sysret32_from_system_call+0x5/0x3b [ 335.870958] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.870978] entry_SYSENTER_compat+0x51/0x60 [ 335.870984] RIP: 0023:0xf7fd1c79 [ 335.870988] RSP: 002b:00000000f778b08c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 335.870997] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 335.871001] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 335.871005] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 335.871010] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 335.871014] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 335.980657] FAULT_INJECTION: forcing a failure. [ 335.980657] name failslab, interval 1, probability 0, space 0, times 0 [ 335.980667] CPU: 0 PID: 17135 Comm: syz-executor6 Not tainted 4.15.0-rc1+ #115 [ 335.980673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.980676] Call Trace: [ 335.980693] dump_stack+0x194/0x257 [ 335.980710] ? arch_local_irq_restore+0x53/0x53 [ 335.980739] should_fail+0x8c0/0xa40 [ 335.980756] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.980785] ? find_held_lock+0x39/0x1d0 [ 335.980814] ? lock_downgrade+0x980/0x980 [ 335.980848] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 335.980857] ? rcu_read_lock_sched_held+0x108/0x120 [ 335.980869] ? rcu_note_context_switch+0x710/0x710 [ 335.980892] should_failslab+0xec/0x120 [ 335.980903] kmem_cache_alloc+0x47/0x760 [ 335.980917] ? rcu_pm_notify+0xc0/0xc0 [ 335.980934] prepare_creds+0x78/0x360 [ 335.980943] ? abort_creds+0x130/0x130 [ 335.980955] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 335.980961] ? __lockdep_init_map+0xe4/0x650 [ 335.980979] copy_creds+0x7b/0x3a0 [ 335.980996] copy_process.part.36+0xb28/0x4ae0 [ 335.981008] ? __lock_acquire+0x6e9/0x47f0 [ 335.981033] ? __cleanup_sighand+0x40/0x40 [ 335.981055] ? print_usage_bug+0x3f0/0x3f0 [ 335.981063] ? wake_up_page_bit+0x530/0x530 [ 335.981075] ? __lock_is_held+0xbc/0x140 [ 335.981117] ? __lock_acquire+0x6e9/0x47f0 [ 335.981143] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 335.981168] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 335.981178] ? get_mem_cgroup_from_mm+0x49b/0x710 [ 335.981188] ? check_noncircular+0x20/0x20 [ 335.981199] ? print_usage_bug+0x3f0/0x3f0 [ 335.981211] ? print_usage_bug+0x3f0/0x3f0 [ 335.981226] ? check_noncircular+0x20/0x20 [ 335.981244] ? lock_acquire+0x1d5/0x580 [ 335.981255] ? __fdget_pos+0x131/0x1a0 [ 335.981272] ? check_noncircular+0x20/0x20 [ 335.981296] ? lock_downgrade+0x980/0x980 [ 335.981306] ? check_noncircular+0x20/0x20 [ 335.981328] ? find_held_lock+0x39/0x1d0 [ 335.981338] ? check_noncircular+0x20/0x20 [ 335.981358] ? lock_downgrade+0x980/0x980 [ 335.981367] ? __lock_is_held+0xbc/0x140 [ 335.981394] ? find_held_lock+0x39/0x1d0 [ 335.981419] ? lock_downgrade+0x980/0x980 [ 335.981430] ? get_pid_task+0xbc/0x140 [ 335.981442] ? proc_fail_nth_write+0xb5/0x260 [ 335.981453] ? map_files_get_link+0x3a0/0x3a0 [ 335.981459] ? __lock_is_held+0xbc/0x140 [ 335.981477] _do_fork+0x1ef/0xff0 [ 335.981496] ? fork_idle+0x2d0/0x2d0 [ 335.981512] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 335.981522] ? kernel_read+0x120/0x120 [ 335.981533] ? wait_for_completion+0x7b0/0x7b0 [ 335.981551] ? __lock_is_held+0xbc/0x140 [ 335.981585] ? __sb_end_write+0x9e/0xd0 [ 335.981601] ? fput+0xd2/0x140 [ 335.981610] ? SyS_write+0x184/0x220 [ 335.981618] ? __do_page_fault+0x3d6/0xc90 [ 335.981630] ? SyS_read+0x220/0x220 [ 335.981648] SyS_clone+0x37/0x50 [ 335.981657] ? entry_INT80_compat+0x40/0x40 [ 335.981669] do_fast_syscall_32+0x3ee/0xf9d [ 335.981689] ? do_int80_syscall_32+0x9d0/0x9d0 [ 335.981708] ? lockdep_sys_exit+0x47/0xf0 [ 335.981718] ? syscall_return_slowpath+0x2ad/0x550 [ 335.981732] ? sysret32_from_system_call+0x5/0x3b [ 335.981750] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.981768] entry_SYSENTER_compat+0x51/0x60 [ 335.981774] RIP: 0023:0xf7fd1c79 [ 335.981778] RSP: 002b:00000000f778b08c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 335.981787] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 335.981792] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 335.981796] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 335.981800] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 335.981804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 336.090820] FAULT_INJECTION: forcing a failure. [ 336.090820] name failslab, interval 1, probability 0, space 0, times 0 [ 336.090831] CPU: 0 PID: 17171 Comm: syz-executor6 Not tainted 4.15.0-rc1+ #115 [ 336.090836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.090840] Call Trace: [ 336.090852] dump_stack+0x194/0x257 [ 336.090873] ? arch_local_irq_restore+0x53/0x53 [ 336.090900] should_fail+0x8c0/0xa40 [ 336.090914] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 336.090926] ? depot_save_stack+0x12c/0x490 [ 336.090946] ? find_held_lock+0x39/0x1d0 [ 336.090971] ? lock_downgrade+0x980/0x980 [ 336.091010] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 336.091026] ? rcu_note_context_switch+0x710/0x710 [ 336.091052] should_failslab+0xec/0x120 [ 336.091066] __kmalloc_track_caller+0x5f/0x760 [ 336.091087] ? rcu_pm_notify+0xc0/0xc0 [ 336.091103] ? prepare_creds+0x78/0x360 [ 336.091111] ? selinux_cred_prepare+0x43/0xa0 [ 336.091131] kmemdup+0x24/0x50 [ 336.091144] selinux_cred_prepare+0x43/0xa0 [ 336.091158] security_prepare_creds+0x7d/0xb0 [ 336.091175] prepare_creds+0x2b1/0x360 [ 336.091184] ? abort_creds+0x130/0x130 [ 336.091196] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.091203] ? __lockdep_init_map+0xe4/0x650 [ 336.091221] copy_creds+0x7b/0x3a0 [ 336.091239] copy_process.part.36+0xb28/0x4ae0 [ 336.091251] ? __lock_acquire+0x6e9/0x47f0 [ 336.091276] ? __cleanup_sighand+0x40/0x40 [ 336.091298] ? print_usage_bug+0x3f0/0x3f0 [ 336.091305] ? wake_up_page_bit+0x530/0x530 [ 336.091318] ? __lock_is_held+0xbc/0x140 [ 336.091355] ? __lock_acquire+0x6e9/0x47f0 [ 336.091378] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 336.091401] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 336.091409] ? get_mem_cgroup_from_mm+0x49b/0x710 [ 336.091418] ? check_noncircular+0x20/0x20 [ 336.091428] ? print_usage_bug+0x3f0/0x3f0 [ 336.091438] ? print_usage_bug+0x3f0/0x3f0 [ 336.091451] ? check_noncircular+0x20/0x20 [ 336.091467] ? lock_acquire+0x1d5/0x580 [ 336.091476] ? __fdget_pos+0x131/0x1a0 [ 336.091491] ? check_noncircular+0x20/0x20 [ 336.091515] ? lock_downgrade+0x980/0x980 [ 336.091526] ? check_noncircular+0x20/0x20 [ 336.091547] ? find_held_lock+0x39/0x1d0 [ 336.091557] ? check_noncircular+0x20/0x20 [ 336.091578] ? lock_downgrade+0x980/0x980 [ 336.091587] ? __lock_is_held+0xbc/0x140 [ 336.091613] ? find_held_lock+0x39/0x1d0 [ 336.091639] ? lock_downgrade+0x980/0x980 [ 336.091650] ? get_pid_task+0xbc/0x140 [ 336.091662] ? proc_fail_nth_write+0xb5/0x260 [ 336.091672] ? map_files_get_link+0x3a0/0x3a0 [ 336.091678] ? __lock_is_held+0xbc/0x140 [ 336.091697] _do_fork+0x1ef/0xff0 [ 336.091716] ? fork_idle+0x2d0/0x2d0 [ 336.091731] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 336.091741] ? kernel_read+0x120/0x120 [ 336.091752] ? wait_for_completion+0x7b0/0x7b0 [ 336.091769] ? __lock_is_held+0xbc/0x140 [ 336.091803] ? __sb_end_write+0x9e/0xd0 [ 336.091818] ? fput+0xd2/0x140 [ 336.091827] ? SyS_write+0x184/0x220 [ 336.091835] ? __do_page_fault+0x3d6/0xc90 [ 336.091847] ? SyS_read+0x220/0x220 [ 336.091864] SyS_clone+0x37/0x50 [ 336.091874] ? entry_INT80_compat+0x40/0x40 [ 336.091886] do_fast_syscall_32+0x3ee/0xf9d [ 336.091906] ? do_int80_syscall_32+0x9d0/0x9d0 [ 336.091926] ? lockdep_sys_exit+0x47/0xf0 [ 336.091936] ? syscall_return_slowpath+0x2ad/0x550 [ 336.091950] ? sysret32_from_system_call+0x5/0x3b [ 336.091967] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.091987] entry_SYSENTER_compat+0x51/0x60 [ 336.091993] RIP: 0023:0xf7fd1c79 [ 336.091997] RSP: 002b:00000000f778b08c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 336.092006] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 336.092010] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 336.092014] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 336.092018] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 336.092022] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 336.253318] FAULT_INJECTION: forcing a failure. [ 336.253318] name failslab, interval 1, probability 0, space 0, times 0 [ 336.253329] CPU: 0 PID: 17206 Comm: syz-executor6 Not tainted 4.15.0-rc1+ #115 [ 336.253335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.253338] Call Trace: [ 336.253352] dump_stack+0x194/0x257 [ 336.253367] ? arch_local_irq_restore+0x53/0x53 [ 336.253377] ? __save_stack_trace+0x7e/0xd0 [ 336.253404] should_fail+0x8c0/0xa40 [ 336.253420] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 336.253435] ? find_held_lock+0x39/0x1d0 [ 336.253451] ? find_held_lock+0x39/0x1d0 [ 336.253476] ? lock_downgrade+0x980/0x980 [ 336.253512] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 336.253527] ? rcu_note_context_switch+0x710/0x710 [ 336.253538] ? kvm_clock_get_cycles+0x25/0x30 [ 336.253557] should_failslab+0xec/0x120 [ 336.253569] kmem_cache_alloc_trace+0x4b/0x750 [ 336.253577] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.253583] ? __lockdep_init_map+0xe4/0x650 [ 336.253595] ? __lockdep_init_map+0xe4/0x650 [ 336.253611] lockdep_init_task+0x187/0x210 [ 336.253624] copy_process.part.36+0x16eb/0x4ae0 [ 336.253655] ? __cleanup_sighand+0x40/0x40 [ 336.253677] ? print_usage_bug+0x3f0/0x3f0 [ 336.253685] ? wake_up_page_bit+0x530/0x530 [ 336.253706] ? update_cfs_rq_load_avg.part.70+0x2d0/0x2d0 [ 336.253738] ? __lock_acquire+0x6e9/0x47f0 [ 336.253761] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 336.253783] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 336.253795] ? check_noncircular+0x20/0x20 [ 336.253810] ? print_usage_bug+0x3f0/0x3f0 [ 336.253823] ? check_noncircular+0x20/0x20 [ 336.253839] ? lock_acquire+0x1d5/0x580 [ 336.253847] ? __fdget_pos+0x131/0x1a0 [ 336.253862] ? check_noncircular+0x20/0x20 [ 336.253887] ? lock_downgrade+0x980/0x980 [ 336.253897] ? check_noncircular+0x20/0x20 [ 336.253918] ? find_held_lock+0x39/0x1d0 [ 336.253928] ? check_noncircular+0x20/0x20 [ 336.253949] ? lock_downgrade+0x980/0x980 [ 336.253957] ? __lock_is_held+0xbc/0x140 [ 336.253984] ? find_held_lock+0x39/0x1d0 [ 336.254009] ? lock_downgrade+0x980/0x980 [ 336.254020] ? get_pid_task+0xbc/0x140 [ 336.254031] ? proc_fail_nth_write+0xb5/0x260 [ 336.254042] ? map_files_get_link+0x3a0/0x3a0 [ 336.254048] ? __lock_is_held+0xbc/0x140 [ 336.254067] _do_fork+0x1ef/0xff0 [ 336.254090] ? fork_idle+0x2d0/0x2d0 [ 336.254106] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 336.254117] ? kernel_read+0x120/0x120 [ 336.254130] ? wait_for_completion+0x7b0/0x7b0 [ 336.254149] ? __lock_is_held+0xbc/0x140 [ 336.254185] ? __sb_end_write+0x9e/0xd0 [ 336.254203] ? fput+0xd2/0x140 [ 336.254214] ? SyS_write+0x184/0x220 [ 336.254222] ? __schedule+0x2060/0x2060 [ 336.254236] ? SyS_read+0x220/0x220 [ 336.254255] SyS_clone+0x37/0x50 [ 336.254266] ? entry_INT80_compat+0x40/0x40 [ 336.254278] do_fast_syscall_32+0x3ee/0xf9d [ 336.254298] ? do_int80_syscall_32+0x9d0/0x9d0 [ 336.254310] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 336.254322] ? lockdep_sys_exit+0x47/0xf0 [ 336.254331] ? syscall_return_slowpath+0x2ad/0x550 [ 336.254346] ? sysret32_from_system_call+0x5/0x3b [ 336.254364] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.254383] entry_SYSENTER_compat+0x51/0x60 [ 336.254389] RIP: 0023:0xf7fd1c79 [ 336.254394] RSP: 002b:00000000f778b08c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 336.254402] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 336.254407] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 336.254411] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 336.254415] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 336.254419] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 336.685683] handle_userfault: 87 callbacks suppressed [ 336.685691] FAULT_FLAG_ALLOW_RETRY missing 30 [ 336.685711] CPU: 0 PID: 17282 Comm: syz-executor4 Not tainted 4.15.0-rc1+ #115 [ 336.685724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.685730] Call Trace: [ 336.685751] dump_stack+0x194/0x257 [ 336.685767] ? arch_local_irq_restore+0x53/0x53 [ 336.685786] ? handle_userfault+0x12b7/0x24c0 [ 336.685804] handle_userfault+0x12fa/0x24c0 [ 336.685813] ? handle_userfault+0x150b/0x24c0 [ 336.685842] ? userfaultfd_ioctl+0x4520/0x4520 [ 336.685860] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 336.685870] ? check_noncircular+0x20/0x20 [ 336.685885] ? set_next_entity+0x2ed/0xd70 [ 336.685895] ? print_usage_bug+0x3f0/0x3f0 [ 336.685904] ? print_usage_bug+0x3f0/0x3f0 [ 336.685912] ? switched_to_fair+0xb0/0xb0 [ 336.685919] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.685929] ? trace_hardirqs_on+0xd/0x10 [ 336.685939] ? get_user_pages_fast+0x14e/0x340 [ 336.685960] ? check_noncircular+0x20/0x20 [ 336.685975] ? __lock_acquire+0x6e9/0x47f0 [ 336.685984] ? __lock_acquire+0x6e9/0x47f0 [ 336.685993] ? lock_downgrade+0x980/0x980 [ 336.686010] ? lock_acquire+0x1d5/0x580 [ 336.686030] ? find_held_lock+0x39/0x1d0 [ 336.686056] ? lock_downgrade+0x980/0x980 [ 336.686072] ? __handle_mm_fault+0x2698/0x3e20 [ 336.686086] ? finish_task_switch+0x1d3/0x740 [ 336.686101] ? lock_release+0xda0/0xda0 [ 336.686120] ? do_raw_spin_trylock+0x190/0x190 [ 336.686132] ? userfaultfd_ctx_put+0x740/0x740 [ 336.686159] __handle_mm_fault+0x353a/0x3e20 [ 336.686168] ? check_noncircular+0x20/0x20 [ 336.686187] ? __pmd_alloc+0x4e0/0x4e0 [ 336.686198] ? find_held_lock+0x39/0x1d0 [ 336.686227] ? lock_downgrade+0x980/0x980 [ 336.686236] ? __lock_is_held+0xbc/0x140 [ 336.686290] handle_mm_fault+0x334/0x8d0 [ 336.686299] ? down_read+0x96/0x150 [ 336.686309] ? __handle_mm_fault+0x3e20/0x3e20 [ 336.686315] ? vmacache_find+0x5f/0x280 [ 336.686331] ? find_vma+0x30/0x150 [ 336.686347] __do_page_fault+0x5c9/0xc90 [ 336.686368] ? mm_fault_error+0x2c0/0x2c0 [ 336.686380] ? print_usage_bug+0x3f0/0x3f0 [ 336.686400] do_page_fault+0xee/0x720 [ 336.686412] ? __do_page_fault+0xc90/0xc90 [ 336.686424] ? lock_release+0xda0/0xda0 [ 336.686443] ? mark_held_locks+0xb2/0x100 [ 336.686453] ? retint_kernel+0x10/0x10 [ 336.686470] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.686491] page_fault+0x22/0x30 [ 336.686500] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 336.686504] RSP: 0018:ffff8801b4527790 EFLAGS: 00010216 [ 336.686512] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 336.686516] RDX: 00000000000001b8 RSI: 0000000020012001 RDI: ffff8801b4527b90 [ 336.686521] RBP: ffff8801b4527870 R08: 0000000000000003 R09: 1ffff100368a4eac [ 336.686526] R10: ffff8801c16c8580 R11: 0000000000000003 R12: 1ffff100368a4ef5 [ 336.686530] R13: ffff8801b4527848 R14: 0000000000000000 R15: ffff8801b4527b88 [ 336.686552] ? iov_iter_fault_in_readable+0x366/0x410 [ 336.686576] ? iov_iter_revert+0x9d0/0x9d0 [ 336.686592] ? mark_held_locks+0xb2/0x100 [ 336.686599] ? simple_xattr_get+0xeb/0x160 [ 336.686609] ? current_kernel_time64+0x122/0x2f0 [ 336.686621] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.686636] generic_perform_write+0x200/0x600 [ 336.686668] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 336.686675] ? generic_update_time+0x1b2/0x270 [ 336.686686] ? __mnt_drop_write_file+0xd/0x70 [ 336.686696] ? file_update_time+0xbf/0x470 [ 336.686709] ? current_time+0xc0/0xc0 [ 336.686726] ? down_write+0x87/0x120 [ 336.686742] __generic_file_write_iter+0x366/0x5b0 [ 336.686750] ? check_noncircular+0x20/0x20 [ 336.686767] generic_file_write_iter+0x399/0x7a0 [ 336.686785] ? __generic_file_write_iter+0x5b0/0x5b0 [ 336.686801] ? iov_iter_init+0xaf/0x1d0 [ 336.686816] __vfs_write+0x68a/0x970 [ 336.686831] ? kernel_read+0x120/0x120 [ 336.686874] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 336.686884] ? __sb_start_write+0x203/0x290 [ 336.686899] vfs_write+0x18f/0x510 [ 336.686915] SyS_write+0xef/0x220 [ 336.686928] ? SyS_read+0x220/0x220 [ 336.686939] ? finish_task_switch+0x1aa/0x740 [ 336.686947] ? do_fast_syscall_32+0x156/0xf9d [ 336.686960] ? SyS_read+0x220/0x220 [ 336.686971] do_fast_syscall_32+0x3ee/0xf9d [ 336.686981] ? do_raw_spin_trylock+0x190/0x190 [ 336.686997] ? do_int80_syscall_32+0x9d0/0x9d0 [ 336.687016] ? lockdep_sys_exit+0x47/0xf0 [ 336.687025] ? syscall_return_slowpath+0x2ad/0x550 [ 336.687035] ? prepare_exit_to_usermode+0x340/0x340 [ 336.687045] ? sysret32_from_system_call+0x5/0x3b [ 336.687067] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.687087] entry_SYSENTER_compat+0x51/0x60 [ 336.687093] RIP: 0023:0xf7f9bc79 [ 336.687097] RSP: 002b:00000000f779708c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 336.687105] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 336.687109] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 336.687113] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 336.687118] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 336.687122] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 336.716730] FAULT_FLAG_ALLOW_RETRY missing 30 [ 336.716742] CPU: 0 PID: 17305 Comm: syz-executor1 Not tainted 4.15.0-rc1+ #115 [ 336.716748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.716751] Call Trace: [ 336.716764] dump_stack+0x194/0x257 [ 336.716780] ? arch_local_irq_restore+0x53/0x53 [ 336.716797] ? handle_userfault+0x12b7/0x24c0 [ 336.716813] handle_userfault+0x12fa/0x24c0 [ 336.716823] ? handle_userfault+0x150b/0x24c0 [ 336.716852] ? userfaultfd_ioctl+0x4520/0x4520 [ 336.716870] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 336.716880] ? check_noncircular+0x20/0x20 [ 336.716894] ? set_next_entity+0x2ed/0xd70 [ 336.716905] ? print_usage_bug+0x3f0/0x3f0 [ 336.716914] ? print_usage_bug+0x3f0/0x3f0 [ 336.716922] ? switched_to_fair+0xb0/0xb0 [ 336.716934] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.716944] ? trace_hardirqs_on+0xd/0x10 [ 336.716957] ? get_user_pages_fast+0x14e/0x340 [ 336.716980] ? check_noncircular+0x20/0x20 [ 336.716997] ? __lock_acquire+0x6e9/0x47f0 [ 336.717008] ? __lock_acquire+0x6e9/0x47f0 [ 336.717019] ? lock_downgrade+0x980/0x980 [ 336.717033] ? lock_acquire+0x1d5/0x580 [ 336.717044] ? finish_task_switch+0x1aa/0x740 [ 336.717067] ? find_held_lock+0x39/0x1d0 [ 336.717094] ? lock_downgrade+0x980/0x980 [ 336.717105] ? __handle_mm_fault+0x2698/0x3e20 [ 336.717120] ? finish_task_switch+0x1d3/0x740 [ 336.717134] ? lock_release+0xda0/0xda0 [ 336.717144] ? copy_overflow+0x20/0x20 [ 336.717161] ? do_raw_spin_trylock+0x190/0x190 [ 336.717172] ? userfaultfd_ctx_put+0x740/0x740 [ 336.717201] __handle_mm_fault+0x353a/0x3e20 [ 336.717209] ? check_noncircular+0x20/0x20 [ 336.717227] ? __pmd_alloc+0x4e0/0x4e0 [ 336.717239] ? find_held_lock+0x39/0x1d0 [ 336.717265] ? lock_downgrade+0x980/0x980 [ 336.717274] ? __lock_is_held+0xbc/0x140 [ 336.717328] handle_mm_fault+0x334/0x8d0 [ 336.717337] ? down_read+0x96/0x150 [ 336.717347] ? __handle_mm_fault+0x3e20/0x3e20 [ 336.717354] ? vmacache_find+0x5f/0x280 [ 336.717370] ? find_vma+0x30/0x150 [ 336.717386] __do_page_fault+0x5c9/0xc90 [ 336.717396] ? refill_pi_state_cache.part.6+0x2f0/0x2f0 [ 336.717414] ? mm_fault_error+0x2c0/0x2c0 [ 336.717426] ? print_usage_bug+0x3f0/0x3f0 [ 336.717438] ? futex_wait_setup+0x22e/0x3d0 [ 336.717453] do_page_fault+0xee/0x720 [ 336.717465] ? __do_page_fault+0xc90/0xc90 [ 336.717471] ? check_noncircular+0x20/0x20 [ 336.717496] ? mark_held_locks+0xb2/0x100 [ 336.717502] ? futex_wait+0x69e/0x990 [ 336.717511] ? retint_kernel+0x10/0x10 [ 336.717528] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.717548] page_fault+0x22/0x30 [ 336.717558] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 336.717562] RSP: 0018:ffff8801b2037790 EFLAGS: 00010206 [ 336.717569] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 336.717573] RDX: 0000000000000140 RSI: 0000000020012001 RDI: ffff8801b2037b90 [ 336.717578] RBP: ffff8801b2037870 R08: 1ffff10038b9b95a R09: 0000000000000000 [ 336.717582] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff10036406ef5 [ 336.717587] R13: ffff8801b2037848 R14: 0000000000000000 R15: ffff8801b2037b88 [ 336.717608] ? iov_iter_fault_in_readable+0x366/0x410 [ 336.717632] ? iov_iter_revert+0x9d0/0x9d0 [ 336.717648] ? mark_held_locks+0xb2/0x100 [ 336.717659] ? current_kernel_time64+0x122/0x2f0 [ 336.717671] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.717687] generic_perform_write+0x200/0x600 [ 336.717702] ? lock_acquire+0x1d5/0x580 [ 336.717725] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 336.717735] ? current_time+0x88/0xc0 [ 336.717748] ? file_update_time+0xbf/0x470 [ 336.717762] ? current_time+0xc0/0xc0 [ 336.717779] ? down_write+0x87/0x120 [ 336.717796] __generic_file_write_iter+0x366/0x5b0 [ 336.717803] ? check_noncircular+0x20/0x20 [ 336.717821] generic_file_write_iter+0x399/0x7a0 [ 336.717838] ? __generic_file_write_iter+0x5b0/0x5b0 [ 336.717854] ? iov_iter_init+0xaf/0x1d0 [ 336.717869] __vfs_write+0x68a/0x970 [ 336.717885] ? kernel_read+0x120/0x120 [ 336.717927] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 336.717937] ? __sb_start_write+0x203/0x290 [ 336.717952] vfs_write+0x18f/0x510 [ 336.717968] SyS_write+0xef/0x220 [ 336.717981] ? SyS_read+0x220/0x220 [ 336.717994] ? do_fast_syscall_32+0x156/0xf9d [ 336.718007] ? SyS_read+0x220/0x220 [ 336.718017] do_fast_syscall_32+0x3ee/0xf9d [ 336.718027] ? do_raw_spin_trylock+0x190/0x190 [ 336.718044] ? do_int80_syscall_32+0x9d0/0x9d0 [ 336.718067] ? lockdep_sys_exit+0x47/0xf0 [ 336.718077] ? syscall_return_slowpath+0x2ad/0x550 [ 336.718086] ? prepare_exit_to_usermode+0x340/0x340 [ 336.718097] ? sysret32_from_system_call+0x5/0x3b [ 336.718114] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.718134] entry_SYSENTER_compat+0x51/0x60 [ 336.718140] RIP: 0023:0xf7fc1c79 [ 336.718144] RSP: 002b:00000000f779c08c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 336.718152] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 336.718156] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 336.718160] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 336.718164] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 336.718168] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 336.756345] FAULT_FLAG_ALLOW_RETRY missing 30 [ 336.756369] CPU: 0 PID: 17321 Comm: syz-executor7 Not tainted 4.15.0-rc1+ #115 [ 336.756376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.756379] Call Trace: [ 336.756394] dump_stack+0x194/0x257 [ 336.756413] ? arch_local_irq_restore+0x53/0x53 [ 336.756423] ? rb_erase_cached+0xf50/0x3540 [ 336.756436] ? check_noncircular+0x20/0x20 [ 336.756446] ? lock_downgrade+0x980/0x980 [ 336.756460] ? handle_userfault+0x12b7/0x24c0 [ 336.756478] handle_userfault+0x12fa/0x24c0 [ 336.756488] ? handle_userfault+0x150b/0x24c0 [ 336.756515] ? userfaultfd_ioctl+0x4520/0x4520 [ 336.756531] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 336.756556] ? print_usage_bug+0x3f0/0x3f0 [ 336.756565] ? print_usage_bug+0x3f0/0x3f0 [ 336.756590] ? update_cfs_rq_load_avg.part.70+0x2d0/0x2d0 [ 336.756603] ? can_migrate_task+0x1560/0x1560 [ 336.756616] ? check_noncircular+0x20/0x20 [ 336.756632] ? __lock_acquire+0x6e9/0x47f0 [ 336.756643] ? __lock_acquire+0x6e9/0x47f0 [ 336.756659] ? check_noncircular+0x20/0x20 [ 336.756682] ? find_held_lock+0x39/0x1d0 [ 336.756709] ? lock_downgrade+0x980/0x980 [ 336.756722] ? __handle_mm_fault+0x2698/0x3e20 [ 336.756743] ? lock_release+0xda0/0xda0 [ 336.756754] ? update_curr+0x2e6/0x9a0 [ 336.756763] ? __enqueue_entity+0x109/0x1e0 [ 336.756777] ? do_raw_spin_trylock+0x190/0x190 [ 336.756788] ? userfaultfd_ctx_put+0x740/0x740 [ 336.756799] ? enqueue_task_fair+0x3b1/0x2950 [ 336.756821] __handle_mm_fault+0x353a/0x3e20 [ 336.756828] ? check_noncircular+0x20/0x20 [ 336.756845] ? __pmd_alloc+0x4e0/0x4e0 [ 336.756856] ? find_held_lock+0x39/0x1d0 [ 336.756883] ? lock_downgrade+0x980/0x980 [ 336.756893] ? __lock_is_held+0xbc/0x140 [ 336.756951] handle_mm_fault+0x334/0x8d0 [ 336.756966] ? down_read+0x96/0x150 [ 336.756978] ? __handle_mm_fault+0x3e20/0x3e20 [ 336.756988] ? vmacache_find+0x5f/0x280 [ 336.757004] ? find_vma+0x30/0x150 [ 336.757022] __do_page_fault+0x5c9/0xc90 [ 336.757031] ? update_cfs_rq_load_avg.part.70+0x2d0/0x2d0 [ 336.757054] ? mm_fault_error+0x2c0/0x2c0 [ 336.757074] ? print_usage_bug+0x3f0/0x3f0 [ 336.757083] ? check_noncircular+0x20/0x20 [ 336.757105] do_page_fault+0xee/0x720 [ 336.757121] ? __do_page_fault+0xc90/0xc90 [ 336.757129] ? check_noncircular+0x20/0x20 [ 336.757158] ? mark_held_locks+0xb2/0x100 [ 336.757165] ? find_held_lock+0x39/0x1d0 [ 336.757176] ? retint_kernel+0x10/0x10 [ 336.757196] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.757218] page_fault+0x22/0x30 [ 336.757228] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 336.757233] RSP: 0018:ffff8801cbc57790 EFLAGS: 00010216 [ 336.757240] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 336.757244] RDX: 000000000000017f RSI: 0000000020012001 RDI: ffff8801cbc57b90 [ 336.757248] RBP: ffff8801cbc57870 R08: 1ffff100392fbcea R09: 0000000000000000 [ 336.757252] R10: ffff8801d2710280 R11: 0000000000000000 R12: 1ffff1003978aef5 [ 336.757256] R13: ffff8801cbc57848 R14: 0000000000000000 R15: ffff8801cbc57b88 [ 336.757277] ? iov_iter_fault_in_readable+0x366/0x410 [ 336.757298] ? iov_iter_revert+0x9d0/0x9d0 [ 336.757314] ? mark_held_locks+0xb2/0x100 [ 336.757322] ? simple_xattr_get+0xeb/0x160 [ 336.757333] ? current_kernel_time64+0x122/0x2f0 [ 336.757347] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.757363] generic_perform_write+0x200/0x600 [ 336.757399] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 336.757410] ? current_time+0x88/0xc0 [ 336.757424] ? file_update_time+0xbf/0x470 [ 336.757438] ? current_time+0xc0/0xc0 [ 336.757457] ? down_write+0x87/0x120 [ 336.757473] __generic_file_write_iter+0x366/0x5b0 [ 336.757480] ? check_noncircular+0x20/0x20 [ 336.757497] generic_file_write_iter+0x399/0x7a0 [ 336.757516] ? __generic_file_write_iter+0x5b0/0x5b0 [ 336.757534] ? iov_iter_init+0xaf/0x1d0 [ 336.757551] __vfs_write+0x68a/0x970 [ 336.757567] ? kernel_read+0x120/0x120 [ 336.757619] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 336.757631] ? __sb_start_write+0x203/0x290 [ 336.757646] vfs_write+0x18f/0x510 [ 336.757664] SyS_write+0xef/0x220 [ 336.757672] ? exit_to_usermode_loop+0x198/0x310 [ 336.757685] ? SyS_read+0x220/0x220 [ 336.757698] ? finish_task_switch+0x1aa/0x740 [ 336.757707] ? do_fast_syscall_32+0x156/0xf9d [ 336.757723] ? SyS_read+0x220/0x220 [ 336.757735] do_fast_syscall_32+0x3ee/0xf9d [ 336.757747] ? do_raw_spin_trylock+0x190/0x190 [ 336.757765] ? do_int80_syscall_32+0x9d0/0x9d0 [ 336.757786] ? lockdep_sys_exit+0x47/0xf0 [ 336.757796] ? syscall_return_slowpath+0x2ad/0x550 [ 336.757807] ? prepare_exit_to_usermode+0x340/0x340 [ 336.757819] ? sysret32_from_system_call+0x5/0x3b [ 336.757839] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.757860] entry_SYSENTER_compat+0x51/0x60 [ 336.757867] RIP: 0023:0xf7ffac79 [ 336.757872] RSP: 002b:00000000f77f608c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 336.757881] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 336.757885] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 336.757890] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 336.757895] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 336.757899] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 336.867575] FAULT_FLAG_ALLOW_RETRY missing 30 [ 336.867588] CPU: 1 PID: 17367 Comm: syz-executor1 Not tainted 4.15.0-rc1+ #115 [ 336.867594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.867597] Call Trace: [ 336.867612] dump_stack+0x194/0x257 [ 336.867630] ? arch_local_irq_restore+0x53/0x53 [ 336.867652] ? handle_userfault+0x12b7/0x24c0 [ 336.867672] handle_userfault+0x12fa/0x24c0 [ 336.867683] ? handle_userfault+0x150b/0x24c0 [ 336.867715] ? userfaultfd_ioctl+0x4520/0x4520 [ 336.867738] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 336.867762] ? print_usage_bug+0x3f0/0x3f0 [ 336.867772] ? print_usage_bug+0x3f0/0x3f0 [ 336.867808] ? check_noncircular+0x20/0x20 [ 336.867825] ? __lock_acquire+0x6e9/0x47f0 [ 336.867835] ? __lock_acquire+0x6e9/0x47f0 [ 336.867870] ? find_held_lock+0x39/0x1d0 [ 336.867899] ? lock_downgrade+0x980/0x980 [ 336.867911] ? __handle_mm_fault+0x2698/0x3e20 [ 336.867933] ? lock_release+0xda0/0xda0 [ 336.867952] ? do_raw_spin_trylock+0x190/0x190 [ 336.867963] ? userfaultfd_ctx_put+0x740/0x740 [ 336.867991] __handle_mm_fault+0x353a/0x3e20 [ 336.867998] ? check_noncircular+0x20/0x20 [ 336.868016] ? __pmd_alloc+0x4e0/0x4e0 [ 336.868027] ? find_held_lock+0x39/0x1d0 [ 336.868054] ? lock_downgrade+0x980/0x980 [ 336.868063] ? __lock_is_held+0xbc/0x140 [ 336.868118] handle_mm_fault+0x334/0x8d0 [ 336.868127] ? down_read+0x96/0x150 [ 336.868139] ? __handle_mm_fault+0x3e20/0x3e20 [ 336.868146] ? vmacache_find+0x5f/0x280 [ 336.868165] ? find_vma+0x30/0x150 [ 336.868185] __do_page_fault+0x5c9/0xc90 [ 336.868207] ? mm_fault_error+0x2c0/0x2c0 [ 336.868219] ? print_usage_bug+0x3f0/0x3f0 [ 336.868238] do_page_fault+0xee/0x720 [ 336.868249] ? __do_page_fault+0xc90/0xc90 [ 336.868264] ? lock_release+0xda0/0xda0 [ 336.868287] ? mark_held_locks+0xb2/0x100 [ 336.868298] ? retint_kernel+0x10/0x10 [ 336.868316] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.868339] page_fault+0x22/0x30 [ 336.868352] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 336.868357] RSP: 0018:ffff8801c6e8f790 EFLAGS: 00010216 [ 336.868367] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 336.868372] RDX: 00000000000001bf RSI: 0000000020012001 RDI: ffff8801c6e8fb90 [ 336.868379] RBP: ffff8801c6e8f870 R08: 0000000000000003 R09: 1ffff10038dd1eac [ 336.868384] R10: ffff8801d93661c0 R11: 0000000000000003 R12: 1ffff10038dd1ef5 [ 336.868390] R13: ffff8801c6e8f848 R14: 0000000000000000 R15: ffff8801c6e8fb88 [ 336.868417] ? iov_iter_fault_in_readable+0x366/0x410 [ 336.868445] ? iov_iter_revert+0x9d0/0x9d0 [ 336.868461] ? mark_held_locks+0xb2/0x100 [ 336.868470] ? simple_xattr_get+0xeb/0x160 [ 336.868482] ? current_kernel_time64+0x122/0x2f0 [ 336.868494] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.868512] generic_perform_write+0x200/0x600 [ 336.868544] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 336.868551] ? generic_update_time+0x1b2/0x270 [ 336.868569] ? __mnt_drop_write_file+0xd/0x70 [ 336.868581] ? file_update_time+0xbf/0x470 [ 336.868597] ? current_time+0xc0/0xc0 [ 336.868618] ? down_write+0x87/0x120 [ 336.868636] __generic_file_write_iter+0x366/0x5b0 [ 336.868646] ? check_noncircular+0x20/0x20 [ 336.868665] generic_file_write_iter+0x399/0x7a0 [ 336.868686] ? __generic_file_write_iter+0x5b0/0x5b0 [ 336.868704] ? iov_iter_init+0xaf/0x1d0 [ 336.868722] __vfs_write+0x68a/0x970 [ 336.868736] ? kernel_read+0x120/0x120 [ 336.868784] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 336.868794] ? __sb_start_write+0x203/0x290 [ 336.868810] vfs_write+0x18f/0x510 [ 336.868828] SyS_write+0xef/0x220 [ 336.868843] ? SyS_read+0x220/0x220 [ 336.868856] ? finish_task_switch+0x1aa/0x740 [ 336.868865] ? do_fast_syscall_32+0x156/0xf9d [ 336.868880] ? SyS_read+0x220/0x220 [ 336.868891] do_fast_syscall_32+0x3ee/0xf9d [ 336.868902] ? do_raw_spin_trylock+0x190/0x190 [ 336.868920] ? do_int80_syscall_32+0x9d0/0x9d0 [ 336.868940] ? lockdep_sys_exit+0x47/0xf0 [ 336.868951] ? syscall_return_slowpath+0x2ad/0x550 [ 336.868961] ? prepare_exit_to_usermode+0x340/0x340 [ 336.868974] ? sysret32_from_system_call+0x5/0x3b [ 336.868993] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.869015] entry_SYSENTER_compat+0x51/0x60 [ 336.869022] RIP: 0023:0xf7fc1c79 [ 336.869026] RSP: 002b:00000000f779c08c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 336.869032] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 336.869036] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 336.869039] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 336.869042] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 336.869045] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 336.889980] FAULT_FLAG_ALLOW_RETRY missing 30 [ 336.890006] CPU: 1 PID: 17350 Comm: syz-executor3 Not tainted 4.15.0-rc1+ #115 [ 336.890013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.890016] Call Trace: [ 336.890030] dump_stack+0x194/0x257 [ 336.890046] ? arch_local_irq_restore+0x53/0x53 [ 336.890063] ? handle_userfault+0x12b7/0x24c0 [ 336.890079] handle_userfault+0x12fa/0x24c0 [ 336.890087] ? handle_userfault+0x150b/0x24c0 [ 336.890112] ? userfaultfd_ioctl+0x4520/0x4520 [ 336.890129] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 336.890141] ? check_noncircular+0x20/0x20 [ 336.890157] ? set_next_entity+0x2ed/0xd70 [ 336.890167] ? print_usage_bug+0x3f0/0x3f0 [ 336.890176] ? print_usage_bug+0x3f0/0x3f0 [ 336.890185] ? switched_to_fair+0xb0/0xb0 [ 336.890193] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.890205] ? trace_hardirqs_on+0xd/0x10 [ 336.890216] ? get_user_pages_fast+0x14e/0x340 [ 336.890237] ? check_noncircular+0x20/0x20 [ 336.890252] ? __lock_acquire+0x6e9/0x47f0 [ 336.890261] ? __lock_acquire+0x6e9/0x47f0 [ 336.890270] ? lock_downgrade+0x980/0x980 [ 336.890282] ? lock_acquire+0x1d5/0x580 [ 336.890302] ? find_held_lock+0x39/0x1d0 [ 336.890327] ? lock_downgrade+0x980/0x980 [ 336.890337] ? __handle_mm_fault+0x2698/0x3e20 [ 336.890350] ? finish_task_switch+0x1d3/0x740 [ 336.890363] ? lock_release+0xda0/0xda0 [ 336.890382] ? do_raw_spin_trylock+0x190/0x190 [ 336.890393] ? userfaultfd_ctx_put+0x740/0x740 [ 336.890420] __handle_mm_fault+0x353a/0x3e20 [ 336.890427] ? check_noncircular+0x20/0x20 [ 336.890445] ? __pmd_alloc+0x4e0/0x4e0 [ 336.890454] ? find_held_lock+0x39/0x1d0 [ 336.890482] ? lock_downgrade+0x980/0x980 [ 336.890490] ? __lock_is_held+0xbc/0x140 [ 336.890545] handle_mm_fault+0x334/0x8d0 [ 336.890564] ? down_read+0x96/0x150 [ 336.890577] ? __handle_mm_fault+0x3e20/0x3e20 [ 336.890586] ? vmacache_find+0x5f/0x280 [ 336.890606] ? find_vma+0x30/0x150 [ 336.890624] __do_page_fault+0x5c9/0xc90 [ 336.890635] ? refill_pi_state_cache.part.6+0x2f0/0x2f0 [ 336.890653] ? mm_fault_error+0x2c0/0x2c0 [ 336.890668] ? print_usage_bug+0x3f0/0x3f0 [ 336.890679] ? check_noncircular+0x20/0x20 [ 336.890693] ? futex_wait_setup+0x22e/0x3d0 [ 336.890709] do_page_fault+0xee/0x720 [ 336.890723] ? __do_page_fault+0xc90/0xc90 [ 336.890732] ? check_noncircular+0x20/0x20 [ 336.890757] ? mark_held_locks+0xb2/0x100 [ 336.890765] ? find_held_lock+0x39/0x1d0 [ 336.890776] ? retint_kernel+0x10/0x10 [ 336.890794] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.890815] page_fault+0x22/0x30 [ 336.890827] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 336.890832] RSP: 0018:ffff8801b40af790 EFLAGS: 00010216 [ 336.890840] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 336.890846] RDX: 000000000000017f RSI: 0000000020012001 RDI: ffff8801b40afb90 [ 336.890852] RBP: ffff8801b40af870 R08: 1ffff10038a44542 R09: 0000000000000000 [ 336.890859] R10: ffff8801b83644c0 R11: 0000000000000000 R12: 1ffff10036815ef5 [ 336.890865] R13: ffff8801b40af848 R14: 0000000000000000 R15: ffff8801b40afb88 [ 336.890890] ? iov_iter_fault_in_readable+0x366/0x410 [ 336.890914] ? iov_iter_revert+0x9d0/0x9d0 [ 336.890932] ? mark_held_locks+0xb2/0x100 [ 336.890942] ? simple_xattr_get+0xeb/0x160 [ 336.890954] ? current_kernel_time64+0x122/0x2f0 [ 336.890968] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.890985] generic_perform_write+0x200/0x600 [ 336.891017] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 336.891027] ? current_time+0x88/0xc0 [ 336.891039] ? file_update_time+0xbf/0x470 [ 336.891052] ? current_time+0xc0/0xc0 [ 336.891069] ? down_write+0x87/0x120 [ 336.891085] __generic_file_write_iter+0x366/0x5b0 [ 336.891094] ? check_noncircular+0x20/0x20 [ 336.891111] generic_file_write_iter+0x399/0x7a0 [ 336.891129] ? __generic_file_write_iter+0x5b0/0x5b0 [ 336.891143] ? iov_iter_init+0xaf/0x1d0 [ 336.891157] __vfs_write+0x68a/0x970 [ 336.891171] ? kernel_read+0x120/0x120 [ 336.891209] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 336.891219] ? __sb_start_write+0x203/0x290 [ 336.891233] vfs_write+0x18f/0x510 [ 336.891248] SyS_write+0xef/0x220 [ 336.891260] ? SyS_read+0x220/0x220 [ 336.891271] ? keyctl_revoke_key+0x7f/0x100 [ 336.891280] ? do_fast_syscall_32+0x156/0xf9d [ 336.891292] ? SyS_read+0x220/0x220 [ 336.891303] do_fast_syscall_32+0x3ee/0xf9d [ 336.891313] ? do_raw_spin_trylock+0x190/0x190 [ 336.891329] ? do_int80_syscall_32+0x9d0/0x9d0 [ 336.891348] ? lockdep_sys_exit+0x47/0xf0 [ 336.891359] ? syscall_return_slowpath+0x2ad/0x550 [ 336.891369] ? prepare_exit_to_usermode+0x340/0x340 [ 336.891380] ? sysret32_from_system_call+0x5/0x3b [ 336.891399] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.891421] entry_SYSENTER_compat+0x51/0x60 [ 336.891427] RIP: 0023:0xf7fefc79 [ 336.891431] RSP: 002b:00000000f77eb08c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 336.891439] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 336.891444] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 336.891449] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 336.891453] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 336.891457] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 336.898138] FAULT_FLAG_ALLOW_RETRY missing 30 [ 336.898150] CPU: 0 PID: 17370 Comm: syz-executor7 Not tainted 4.15.0-rc1+ #115 [ 336.898156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.898159] Call Trace: [ 336.898171] dump_stack+0x194/0x257 [ 336.898187] ? arch_local_irq_restore+0x53/0x53 [ 336.898200] ? rb_erase_cached+0xf50/0x3540 [ 336.898210] ? check_noncircular+0x20/0x20 [ 336.898217] ? lock_downgrade+0x980/0x980 [ 336.898230] ? handle_userfault+0x12b7/0x24c0 [ 336.898247] handle_userfault+0x12fa/0x24c0 [ 336.898256] ? handle_userfault+0x150b/0x24c0 [ 336.898286] ? userfaultfd_ioctl+0x4520/0x4520 [ 336.898302] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 336.898314] ? __update_load_avg_se.isra.27+0x470/0x7c0 [ 336.898323] ? __update_load_avg_se.isra.27+0x56a/0x7c0 [ 336.898341] ? print_usage_bug+0x3f0/0x3f0 [ 336.898351] ? print_usage_bug+0x3f0/0x3f0 [ 336.898375] ? update_cfs_rq_load_avg.part.70+0x2d0/0x2d0 [ 336.898387] ? can_migrate_task+0x1560/0x1560 [ 336.898400] ? check_noncircular+0x20/0x20 [ 336.898417] ? __lock_acquire+0x6e9/0x47f0 [ 336.898427] ? __lock_acquire+0x6e9/0x47f0 [ 336.898443] ? check_noncircular+0x20/0x20 [ 336.898466] ? find_held_lock+0x39/0x1d0 [ 336.898492] ? lock_downgrade+0x980/0x980 [ 336.898503] ? __handle_mm_fault+0x2698/0x3e20 [ 336.898523] ? lock_release+0xda0/0xda0 [ 336.898535] ? update_curr+0x2e6/0x9a0 [ 336.898542] ? __enqueue_entity+0x109/0x1e0 [ 336.898554] ? do_raw_spin_trylock+0x190/0x190 [ 336.898563] ? userfaultfd_ctx_put+0x740/0x740 [ 336.898572] ? enqueue_task_fair+0x3b1/0x2950 [ 336.898594] __handle_mm_fault+0x353a/0x3e20 [ 336.898601] ? check_noncircular+0x20/0x20 [ 336.898616] ? __pmd_alloc+0x4e0/0x4e0 [ 336.898626] ? find_held_lock+0x39/0x1d0 [ 336.898652] ? lock_downgrade+0x980/0x980 [ 336.898662] ? __lock_is_held+0xbc/0x140 [ 336.898719] handle_mm_fault+0x334/0x8d0 [ 336.898729] ? down_read+0x96/0x150 [ 336.898740] ? __handle_mm_fault+0x3e20/0x3e20 [ 336.898748] ? vmacache_find+0x5f/0x280 [ 336.898766] ? find_vma+0x30/0x150 [ 336.898783] __do_page_fault+0x5c9/0xc90 [ 336.898791] ? update_cfs_rq_load_avg.part.70+0x2d0/0x2d0 [ 336.898813] ? mm_fault_error+0x2c0/0x2c0 [ 336.898825] ? print_usage_bug+0x3f0/0x3f0 [ 336.898831] ? check_noncircular+0x20/0x20 [ 336.898852] do_page_fault+0xee/0x720 [ 336.898865] ? __do_page_fault+0xc90/0xc90 [ 336.898873] ? check_noncircular+0x20/0x20 [ 336.898898] ? mark_held_locks+0xb2/0x100 [ 336.898903] ? find_held_lock+0x39/0x1d0 [ 336.898912] ? retint_kernel+0x10/0x10 [ 336.898928] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.898949] page_fault+0x22/0x30 [ 336.898959] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 336.898965] RSP: 0018:ffff8801b2047790 EFLAGS: 00010216 [ 336.898973] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 336.898979] RDX: 000000000000017f RSI: 0000000020012001 RDI: ffff8801b2047b90 [ 336.898984] RBP: ffff8801b2047870 R08: 1ffff100392fbcea R09: 0000000000000000 [ 336.898990] R10: ffff8801c8c86280 R11: 0000000000000000 R12: 1ffff10036408ef5 [ 336.898996] R13: ffff8801b2047848 R14: 0000000000000000 R15: ffff8801b2047b88 [ 336.899018] ? iov_iter_fault_in_readable+0x366/0x410 [ 336.899041] ? iov_iter_revert+0x9d0/0x9d0 [ 336.899063] ? mark_held_locks+0xb2/0x100 [ 336.899073] ? simple_xattr_get+0xeb/0x160 [ 336.899086] ? current_kernel_time64+0x122/0x2f0 [ 336.899100] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.899116] generic_perform_write+0x200/0x600 [ 336.899149] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 336.899159] ? current_time+0x88/0xc0 [ 336.899172] ? file_update_time+0xbf/0x470 [ 336.899185] ? current_time+0xc0/0xc0 [ 336.899202] ? down_write+0x87/0x120 [ 336.899219] __generic_file_write_iter+0x366/0x5b0 [ 336.899227] ? check_noncircular+0x20/0x20 [ 336.899245] generic_file_write_iter+0x399/0x7a0 [ 336.899262] ? __generic_file_write_iter+0x5b0/0x5b0 [ 336.899277] ? iov_iter_init+0xaf/0x1d0 [ 336.899292] __vfs_write+0x68a/0x970 [ 336.899307] ? kernel_read+0x120/0x120 [ 336.899350] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 336.899359] ? __sb_start_write+0x203/0x290 [ 336.899374] vfs_write+0x18f/0x510 [ 336.899391] SyS_write+0xef/0x220 [ 336.899398] ? exit_to_usermode_loop+0x198/0x310 [ 336.899410] ? SyS_read+0x220/0x220 [ 336.899420] ? finish_task_switch+0x1aa/0x740 [ 336.899428] ? do_fast_syscall_32+0x156/0xf9d [ 336.899442] ? SyS_read+0x220/0x220 [ 336.899453] do_fast_syscall_32+0x3ee/0xf9d [ 336.899463] ? do_raw_spin_trylock+0x190/0x190 [ 336.899479] ? do_int80_syscall_32+0x9d0/0x9d0 [ 336.899497] ? lockdep_sys_exit+0x47/0xf0 [ 336.899508] ? syscall_return_slowpath+0x2ad/0x550 [ 336.899518] ? prepare_exit_to_usermode+0x340/0x340 [ 336.899528] ? sysret32_from_system_call+0x5/0x3b [ 336.899546] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.899566] entry_SYSENTER_compat+0x51/0x60 [ 336.899572] RIP: 0023:0xf7ffac79 [ 336.899576] RSP: 002b:00000000f77f608c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 336.899585] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 336.899589] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 336.899593] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 336.899598] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 336.899602] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 336.915177] FAULT_FLAG_ALLOW_RETRY missing 30 [ 336.915189] CPU: 0 PID: 17354 Comm: syz-executor1 Not tainted 4.15.0-rc1+ #115 [ 336.915195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.915198] Call Trace: [ 336.915209] dump_stack+0x194/0x257 [ 336.915225] ? arch_local_irq_restore+0x53/0x53 [ 336.915245] ? handle_userfault+0x12b7/0x24c0 [ 336.915262] handle_userfault+0x12fa/0x24c0 [ 336.915272] ? handle_userfault+0x150b/0x24c0 [ 336.915300] ? userfaultfd_ioctl+0x4520/0x4520 [ 336.915317] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 336.915328] ? check_noncircular+0x20/0x20 [ 336.915342] ? set_next_entity+0x2ed/0xd70 [ 336.915352] ? print_usage_bug+0x3f0/0x3f0 [ 336.915361] ? print_usage_bug+0x3f0/0x3f0 [ 336.915370] ? switched_to_fair+0xb0/0xb0 [ 336.915376] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.915387] ? trace_hardirqs_on+0xd/0x10 [ 336.915396] ? get_user_pages_fast+0x14e/0x340 [ 336.915417] ? check_noncircular+0x20/0x20 [ 336.915432] ? __lock_acquire+0x6e9/0x47f0 [ 336.915441] ? __lock_acquire+0x6e9/0x47f0 [ 336.915450] ? lock_downgrade+0x980/0x980 [ 336.915463] ? lock_acquire+0x1d5/0x580 [ 336.915472] ? finish_task_switch+0x1aa/0x740 [ 336.915490] ? find_held_lock+0x39/0x1d0 [ 336.915515] ? lock_downgrade+0x980/0x980 [ 336.915525] ? __handle_mm_fault+0x2698/0x3e20 [ 336.915538] ? finish_task_switch+0x1d3/0x740 [ 336.915550] ? lock_release+0xda0/0xda0 [ 336.915560] ? copy_overflow+0x20/0x20 [ 336.915573] ? do_raw_spin_trylock+0x190/0x190 [ 336.915583] ? userfaultfd_ctx_put+0x740/0x740 [ 336.915608] __handle_mm_fault+0x353a/0x3e20 [ 336.915615] ? check_noncircular+0x20/0x20 [ 336.915631] ? __pmd_alloc+0x4e0/0x4e0 [ 336.915641] ? find_held_lock+0x39/0x1d0 [ 336.915666] ? lock_downgrade+0x980/0x980 [ 336.915675] ? __lock_is_held+0xbc/0x140 [ 336.915731] handle_mm_fault+0x334/0x8d0 [ 336.915741] ? down_read+0x96/0x150 [ 336.915751] ? __handle_mm_fault+0x3e20/0x3e20 [ 336.915758] ? vmacache_find+0x5f/0x280 [ 336.915773] ? find_vma+0x30/0x150 [ 336.915789] __do_page_fault+0x5c9/0xc90 [ 336.915799] ? refill_pi_state_cache.part.6+0x2f0/0x2f0 [ 336.915818] ? mm_fault_error+0x2c0/0x2c0 [ 336.915829] ? print_usage_bug+0x3f0/0x3f0 [ 336.915840] ? futex_wait_setup+0x22e/0x3d0 [ 336.915855] do_page_fault+0xee/0x720 [ 336.915867] ? __do_page_fault+0xc90/0xc90 [ 336.915874] ? check_noncircular+0x20/0x20 [ 336.915898] ? mark_held_locks+0xb2/0x100 [ 336.915908] ? retint_kernel+0x10/0x10 [ 336.915925] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.915946] page_fault+0x22/0x30 [ 336.915955] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 336.915959] RSP: 0018:ffff8801ace17790 EFLAGS: 00010216 [ 336.915967] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 336.915971] RDX: 0000000000000164 RSI: 0000000020012001 RDI: ffff8801ace17b90 [ 336.915976] RBP: ffff8801ace17870 R08: 1ffff10038b9b95a R09: 0000000000000000 [ 336.915980] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff100359c2ef5 [ 336.915985] R13: ffff8801ace17848 R14: 0000000000000000 R15: ffff8801ace17b88 [ 336.916007] ? iov_iter_fault_in_readable+0x366/0x410 [ 336.916031] ? iov_iter_revert+0x9d0/0x9d0 [ 336.916046] ? mark_held_locks+0xb2/0x100 [ 336.916062] ? current_kernel_time64+0x122/0x2f0 [ 336.916074] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.916090] generic_perform_write+0x200/0x600 [ 336.916104] ? lock_acquire+0x1d5/0x580 [ 336.916128] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 336.916135] ? generic_update_time+0x1b2/0x270 [ 336.916147] ? __mnt_drop_write_file+0xd/0x70 [ 336.916156] ? file_update_time+0xbf/0x470 [ 336.916170] ? current_time+0xc0/0xc0 [ 336.916187] ? down_write+0x87/0x120 [ 336.916203] __generic_file_write_iter+0x366/0x5b0 [ 336.916212] ? check_noncircular+0x20/0x20 [ 336.916230] generic_file_write_iter+0x399/0x7a0 [ 336.916247] ? __generic_file_write_iter+0x5b0/0x5b0 [ 336.916263] ? iov_iter_init+0xaf/0x1d0 [ 336.916278] __vfs_write+0x68a/0x970 [ 336.916293] ? kernel_read+0x120/0x120 [ 336.916336] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 336.916347] ? __sb_start_write+0x203/0x290 [ 336.916362] vfs_write+0x18f/0x510 [ 336.916378] SyS_write+0xef/0x220 [ 336.916391] ? SyS_read+0x220/0x220 [ 336.916403] ? do_fast_syscall_32+0x156/0xf9d [ 336.916417] ? SyS_read+0x220/0x220 [ 336.916427] do_fast_syscall_32+0x3ee/0xf9d [ 336.916438] ? do_raw_spin_trylock+0x190/0x190 [ 336.916453] ? do_int80_syscall_32+0x9d0/0x9d0 [ 336.916472] ? lockdep_sys_exit+0x47/0xf0 [ 336.916481] ? syscall_return_slowpath+0x2ad/0x550 [ 336.916491] ? prepare_exit_to_usermode+0x340/0x340 [ 336.916502] ? sysret32_from_system_call+0x5/0x3b [ 336.916519] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.916539] entry_SYSENTER_compat+0x51/0x60 [ 336.916545] RIP: 0023:0xf7fc1c79 [ 336.916549] RSP: 002b:00000000f77bd08c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 336.916557] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000020011fd2 [ 336.916561] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 336.916565] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 336.916569] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 336.916573] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 336.950695] FAULT_FLAG_ALLOW_RETRY missing 30 [ 336.950707] CPU: 0 PID: 17369 Comm: syz-executor4 Not tainted 4.15.0-rc1+ #115 [ 336.950713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.950716] Call Trace: [ 336.950732] dump_stack+0x194/0x257 [ 336.950748] ? arch_local_irq_restore+0x53/0x53 [ 336.950771] ? handle_userfault+0x12b7/0x24c0 [ 336.950792] handle_userfault+0x12fa/0x24c0 [ 336.950802] ? handle_userfault+0x150b/0x24c0 [ 336.950831] ? userfaultfd_ioctl+0x4520/0x4520 [ 336.950851] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 336.950863] ? check_noncircular+0x20/0x20 [ 336.950879] ? set_next_entity+0x2ed/0xd70 [ 336.950889] ? print_usage_bug+0x3f0/0x3f0 [ 336.950899] ? print_usage_bug+0x3f0/0x3f0 [ 336.950907] ? switched_to_fair+0xb0/0xb0 [ 336.950915] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.950926] ? trace_hardirqs_on+0xd/0x10 [ 336.950937] ? get_user_pages_fast+0x14e/0x340 [ 336.950959] ? check_noncircular+0x20/0x20 [ 336.950975] ? __lock_acquire+0x6e9/0x47f0 [ 336.950985] ? __lock_acquire+0x6e9/0x47f0 [ 336.950995] ? lock_downgrade+0x980/0x980 [ 336.951015] ? lock_acquire+0x1d5/0x580 [ 336.951041] ? find_held_lock+0x39/0x1d0 [ 336.951079] ? lock_downgrade+0x980/0x980 [ 336.951093] ? __handle_mm_fault+0x2698/0x3e20 [ 336.951110] ? finish_task_switch+0x1d3/0x740 [ 336.951126] ? lock_release+0xda0/0xda0 [ 336.951145] ? do_raw_spin_trylock+0x190/0x190 [ 336.951155] ? userfaultfd_ctx_put+0x740/0x740 [ 336.951182] __handle_mm_fault+0x353a/0x3e20 [ 336.951189] ? check_noncircular+0x20/0x20 [ 336.951206] ? __pmd_alloc+0x4e0/0x4e0 [ 336.951217] ? find_held_lock+0x39/0x1d0 [ 336.951244] ? lock_downgrade+0x980/0x980 [ 336.951253] ? __lock_is_held+0xbc/0x140 [ 336.951305] handle_mm_fault+0x334/0x8d0 [ 336.951316] ? down_read+0x96/0x150 [ 336.951327] ? __handle_mm_fault+0x3e20/0x3e20 [ 336.951336] ? vmacache_find+0x5f/0x280 [ 336.951353] ? find_vma+0x30/0x150 [ 336.951371] __do_page_fault+0x5c9/0xc90 [ 336.951384] ? refill_pi_state_cache.part.6+0x2f0/0x2f0 [ 336.951404] ? mm_fault_error+0x2c0/0x2c0 [ 336.951417] ? print_usage_bug+0x3f0/0x3f0 [ 336.951425] ? check_noncircular+0x20/0x20 [ 336.951436] ? futex_wait_setup+0x22e/0x3d0 [ 336.951452] do_page_fault+0xee/0x720 [ 336.951465] ? __do_page_fault+0xc90/0xc90 [ 336.951473] ? check_noncircular+0x20/0x20 [ 336.951497] ? mark_held_locks+0xb2/0x100 [ 336.951504] ? find_held_lock+0x39/0x1d0 [ 336.951513] ? retint_kernel+0x10/0x10 [ 336.951530] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.951551] page_fault+0x22/0x30 [ 336.951561] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 336.951567] RSP: 0018:ffff8801b4bcf790 EFLAGS: 00010212 [ 336.951576] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 336.951582] RDX: 0000000000000176 RSI: 0000000020012001 RDI: ffff8801b4bcfb90 [ 336.951589] RBP: ffff8801b4bcf870 R08: 1ffff100389a6dba R09: 0000000000000000 [ 336.951595] R10: ffff8801d4c28240 R11: 0000000000000000 R12: 1ffff10036979ef5 [ 336.951602] R13: ffff8801b4bcf848 R14: 0000000000000000 R15: ffff8801b4bcfb88 [ 336.951625] ? iov_iter_fault_in_readable+0x366/0x410 [ 336.951649] ? iov_iter_revert+0x9d0/0x9d0 [ 336.951665] ? mark_held_locks+0xb2/0x100 [ 336.951674] ? simple_xattr_get+0xeb/0x160 [ 336.951685] ? current_kernel_time64+0x122/0x2f0 [ 336.951699] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.951715] generic_perform_write+0x200/0x600 [ 336.951745] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 336.951754] ? current_time+0x88/0xc0 [ 336.951767] ? file_update_time+0xbf/0x470 [ 336.951779] ? current_time+0xc0/0xc0 [ 336.951794] ? down_write+0x87/0x120 [ 336.951810] __generic_file_write_iter+0x366/0x5b0 [ 336.951818] ? check_noncircular+0x20/0x20 [ 336.951834] generic_file_write_iter+0x399/0x7a0 [ 336.951852] ? __generic_file_write_iter+0x5b0/0x5b0 [ 336.951867] ? iov_iter_init+0xaf/0x1d0 [ 336.951885] __vfs_write+0x68a/0x970 [ 336.951902] ? kernel_read+0x120/0x120 [ 336.951947] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 336.951958] ? __sb_start_write+0x203/0x290 [ 336.951973] vfs_write+0x18f/0x510 [ 336.951991] SyS_write+0xef/0x220 [ 336.952000] ? security_file_ioctl+0x89/0xb0 [ 336.952012] ? SyS_read+0x220/0x220 [ 336.952022] ? trace_hardirqs_on+0xd/0x10 [ 336.952031] ? do_fast_syscall_32+0x156/0xf9d [ 336.952046] ? SyS_read+0x220/0x220 [ 336.952063] do_fast_syscall_32+0x3ee/0xf9d [ 336.952067] FAULT_FLAG_ALLOW_RETRY missing 30 [ 336.952072] ? free_unref_page+0x9d0/0x9d0 [ 336.952083] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.952098] ? do_int80_syscall_32+0x9d0/0x9d0 [ 336.952117] ? lockdep_sys_exit+0x47/0xf0 [ 336.952127] ? syscall_return_slowpath+0x2ad/0x550 [ 336.952137] ? prepare_exit_to_usermode+0x340/0x340 [ 336.952147] ? sysret32_from_system_call+0x5/0x3b [ 336.952165] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.952186] entry_SYSENTER_compat+0x51/0x60 [ 336.952192] RIP: 0023:0xf7f9bc79 [ 336.952196] RSP: 002b:00000000f779708c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 336.952205] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 336.952209] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 336.952213] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 336.952217] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 336.952222] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 336.952259] CPU: 1 PID: 17350 Comm: syz-executor3 Not tainted 4.15.0-rc1+ #115 [ 336.952264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.952266] Call Trace: [ 336.952277] dump_stack+0x194/0x257 [ 336.952294] ? arch_local_irq_restore+0x53/0x53 [ 336.952310] ? handle_userfault+0x12b7/0x24c0 [ 336.952327] handle_userfault+0x12fa/0x24c0 [ 336.952335] ? handle_userfault+0x150b/0x24c0 [ 336.952364] ? userfaultfd_ioctl+0x4520/0x4520 [ 336.952381] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 336.952393] ? check_noncircular+0x20/0x20 [ 336.952409] ? set_next_entity+0x2ed/0xd70 [ 336.952418] ? print_usage_bug+0x3f0/0x3f0 [ 336.952426] ? print_usage_bug+0x3f0/0x3f0 [ 336.952434] ? switched_to_fair+0xb0/0xb0 [ 336.952442] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.952452] ? trace_hardirqs_on+0xd/0x10 [ 336.952461] ? get_user_pages_fast+0x14e/0x340 [ 336.952481] ? check_noncircular+0x20/0x20 [ 336.952497] ? __lock_acquire+0x6e9/0x47f0 [ 336.952507] ? __lock_acquire+0x6e9/0x47f0 [ 336.952516] ? lock_downgrade+0x980/0x980 [ 336.952529] ? lock_acquire+0x1d5/0x580 [ 336.952538] ? finish_task_switch+0x1aa/0x740 [ 336.952564] ? find_held_lock+0x39/0x1d0 [ 336.952593] ? lock_downgrade+0x980/0x980 [ 336.952606] ? __handle_mm_fault+0x2698/0x3e20 [ 336.952620] ? finish_task_switch+0x1d3/0x740 [ 336.952635] ? lock_release+0xda0/0xda0 [ 336.952646] ? copy_overflow+0x20/0x20 [ 336.952658] ? do_raw_spin_trylock+0x190/0x190 [ 336.952668] ? userfaultfd_ctx_put+0x740/0x740 [ 336.952696] __handle_mm_fault+0x353a/0x3e20 [ 336.952703] ? check_noncircular+0x20/0x20 [ 336.952721] ? __pmd_alloc+0x4e0/0x4e0 [ 336.952731] ? find_held_lock+0x39/0x1d0 [ 336.952757] ? lock_downgrade+0x980/0x980 [ 336.952766] ? __lock_is_held+0xbc/0x140 [ 336.952819] handle_mm_fault+0x334/0x8d0 [ 336.952828] ? down_read+0x96/0x150 [ 336.952838] ? __handle_mm_fault+0x3e20/0x3e20 [ 336.952846] ? vmacache_find+0x5f/0x280 [ 336.952863] ? find_vma+0x30/0x150 [ 336.952878] __do_page_fault+0x5c9/0xc90 [ 336.952901] ? mm_fault_error+0x2c0/0x2c0 [ 336.952912] ? print_usage_bug+0x3f0/0x3f0 [ 336.952931] do_page_fault+0xee/0x720 [ 336.952943] ? __do_page_fault+0xc90/0xc90 [ 336.952955] ? lock_release+0xda0/0xda0 [ 336.952975] ? mark_held_locks+0xb2/0x100 [ 336.952986] ? retint_kernel+0x10/0x10 [ 336.953008] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.953033] page_fault+0x22/0x30 [ 336.953044] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 336.953049] RSP: 0018:ffff8801b40af790 EFLAGS: 00010216 [ 336.953057] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 336.953061] RDX: 0000000000000175 RSI: 0000000020012001 RDI: ffff8801b40afb90 [ 336.953066] RBP: ffff8801b40af870 R08: 0000000000000003 R09: 1ffff10036815eac [ 336.953070] R10: 0000000000000000 R11: 0000000000000003 R12: 1ffff10036815ef5 [ 336.953074] R13: ffff8801b40af848 R14: 0000000000000000 R15: ffff8801b40afb88 [ 336.953097] ? iov_iter_fault_in_readable+0x366/0x410 [ 336.953123] ? iov_iter_revert+0x9d0/0x9d0 [ 336.953141] ? mark_held_locks+0xb2/0x100 [ 336.953153] ? current_kernel_time64+0x122/0x2f0 [ 336.953166] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 336.953183] generic_perform_write+0x200/0x600 [ 336.953199] ? lock_acquire+0x1d5/0x580 [ 336.953223] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 336.953231] ? generic_update_time+0x1b2/0x270 [ 336.953244] ? __mnt_drop_write_file+0xd/0x70 [ 336.953254] ? file_update_time+0xbf/0x470 [ 336.953268] ? current_time+0xc0/0xc0 [ 336.953283] ? down_write+0x87/0x120 [ 336.953299] __generic_file_write_iter+0x366/0x5b0 [ 336.953307] ? check_noncircular+0x20/0x20 [ 336.953325] generic_file_write_iter+0x399/0x7a0 [ 336.953344] ? __generic_file_write_iter+0x5b0/0x5b0 [ 336.953361] ? iov_iter_init+0xaf/0x1d0 [ 336.953377] __vfs_write+0x68a/0x970 [ 336.953393] ? kernel_read+0x120/0x120 [ 336.953442] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 336.953453] ? __sb_start_write+0x203/0x290 [ 336.953469] vfs_write+0x18f/0x510 [ 336.953486] SyS_write+0xef/0x220 [ 336.953500] ? SyS_read+0x220/0x220 [ 336.953512] ? keyctl_revoke_key+0x7f/0x100 [ 336.953521] ? do_fast_syscall_32+0x156/0xf9d [ 336.953535] ? SyS_read+0x220/0x220 [ 336.953548] do_fast_syscall_32+0x3ee/0xf9d [ 336.953565] ? do_raw_spin_trylock+0x190/0x190 [ 336.953583] ? do_int80_syscall_32+0x9d0/0x9d0 [ 336.953603] ? lockdep_sys_exit+0x47/0xf0 [ 336.953614] ? syscall_return_slowpath+0x2ad/0x550 [ 336.953624] ? prepare_exit_to_usermode+0x340/0x340 [ 336.953636] ? sysret32_from_system_call+0x5/0x3b [ 336.953654] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.953676] entry_SYSENTER_compat+0x51/0x60 [ 336.953682] RIP: 0023:0xf7fefc79 [ 336.953687] RSP: 002b:00000000f77eb08c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 336.953696] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000020011fd2 [ 336.953701] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 336.953705] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 336.953710] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 336.953714] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 337.023900] FAULT_FLAG_ALLOW_RETRY missing 30 [ 337.023914] CPU: 1 PID: 17382 Comm: syz-executor4 Not tainted 4.15.0-rc1+ #115 [ 337.023921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.023925] Call Trace: [ 337.023939] dump_stack+0x194/0x257 [ 337.023956] ? arch_local_irq_restore+0x53/0x53 [ 337.023978] ? handle_userfault+0x12b7/0x24c0 [ 337.023997] handle_userfault+0x12fa/0x24c0 [ 337.024010] ? handle_userfault+0x150b/0x24c0 [ 337.024043] ? userfaultfd_ioctl+0x4520/0x4520 [ 337.024063] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.024076] ? check_noncircular+0x20/0x20 [ 337.024096] ? set_next_entity+0x2ed/0xd70 [ 337.024109] ? print_usage_bug+0x3f0/0x3f0 [ 337.024120] ? print_usage_bug+0x3f0/0x3f0 [ 337.024129] ? switched_to_fair+0xb0/0xb0 [ 337.024137] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 337.024149] ? trace_hardirqs_on+0xd/0x10 [ 337.024161] ? get_user_pages_fast+0x14e/0x340 [ 337.024183] ? check_noncircular+0x20/0x20 [ 337.024200] ? __lock_acquire+0x6e9/0x47f0 [ 337.024211] ? __lock_acquire+0x6e9/0x47f0 [ 337.024222] ? lock_downgrade+0x980/0x980 [ 337.024237] ? lock_acquire+0x1d5/0x580 [ 337.024249] ? finish_task_switch+0x1aa/0x740 [ 337.024267] ? find_held_lock+0x39/0x1d0 [ 337.024294] ? lock_downgrade+0x980/0x980 [ 337.024306] ? __handle_mm_fault+0x2698/0x3e20 [ 337.024321] ? finish_task_switch+0x1d3/0x740 [ 337.024335] ? lock_release+0xda0/0xda0 [ 337.024347] ? copy_overflow+0x20/0x20 [ 337.024364] ? do_raw_spin_trylock+0x190/0x190 [ 337.024374] ? userfaultfd_ctx_put+0x740/0x740 [ 337.024400] __handle_mm_fault+0x353a/0x3e20 [ 337.024409] ? check_noncircular+0x20/0x20 [ 337.024427] ? __pmd_alloc+0x4e0/0x4e0 [ 337.024438] ? find_held_lock+0x39/0x1d0 [ 337.024465] ? lock_downgrade+0x980/0x980 [ 337.024476] ? __lock_is_held+0xbc/0x140 [ 337.024528] handle_mm_fault+0x334/0x8d0 [ 337.024539] ? down_read+0x96/0x150 [ 337.024558] ? __handle_mm_fault+0x3e20/0x3e20 [ 337.024569] ? vmacache_find+0x5f/0x280 [ 337.024589] ? find_vma+0x30/0x150 [ 337.024609] __do_page_fault+0x5c9/0xc90 [ 337.024632] ? mm_fault_error+0x2c0/0x2c0 [ 337.024646] ? print_usage_bug+0x3f0/0x3f0 [ 337.024667] do_page_fault+0xee/0x720 [ 337.024681] ? __do_page_fault+0xc90/0xc90 [ 337.024695] ? lock_release+0xda0/0xda0 [ 337.024716] ? mark_held_locks+0xb2/0x100 [ 337.024727] ? retint_kernel+0x10/0x10 [ 337.024744] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.024767] page_fault+0x22/0x30 [ 337.024777] RIP: 0010:iov_iter_fault_in_readable+0x373/0x410 [ 337.024782] RSP: 0018:ffff8801b4537790 EFLAGS: 00010216 [ 337.024790] RAX: 0000000000000000 RBX: 0000000000000fd3 RCX: ffffffff82507526 [ 337.024795] RDX: 000000000000017f RSI: 0000000020012001 RDI: ffff8801b4537b90 [ 337.024800] RBP: ffff8801b4537870 R08: 0000000000000003 R09: 1ffff100368a6eac [ 337.024806] R10: 0000000000000000 R11: 0000000000000003 R12: 1ffff100368a6ef5 [ 337.024812] R13: ffff8801b4537848 R14: 0000000000000000 R15: ffff8801b4537b88 [ 337.024834] ? iov_iter_fault_in_readable+0x366/0x410 [ 337.024860] ? iov_iter_revert+0x9d0/0x9d0 [ 337.024876] ? mark_held_locks+0xb2/0x100 [ 337.024889] ? current_kernel_time64+0x122/0x2f0 [ 337.024902] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 337.024918] generic_perform_write+0x200/0x600 [ 337.024934] ? lock_acquire+0x1d5/0x580 [ 337.024958] ? filemap_fdatawait_keep_errors+0xb0/0xb0 [ 337.024967] ? generic_update_time+0x1b2/0x270 [ 337.024981] ? __mnt_drop_write_file+0xd/0x70 [ 337.024991] ? file_update_time+0xbf/0x470 [ 337.025005] ? current_time+0xc0/0xc0 [ 337.025024] ? down_write+0x87/0x120 [ 337.025043] __generic_file_write_iter+0x366/0x5b0 [ 337.025051] ? check_noncircular+0x20/0x20 [ 337.025071] generic_file_write_iter+0x399/0x7a0 [ 337.025092] ? __generic_file_write_iter+0x5b0/0x5b0 [ 337.025109] ? iov_iter_init+0xaf/0x1d0 [ 337.025123] __vfs_write+0x68a/0x970 [ 337.025139] ? kernel_read+0x120/0x120 [ 337.025181] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 337.025192] ? __sb_start_write+0x203/0x290 [ 337.025208] vfs_write+0x18f/0x510 [ 337.025225] SyS_write+0xef/0x220 [ 337.025240] ? SyS_read+0x220/0x220 [ 337.025253] ? do_fast_syscall_32+0x156/0xf9d [ 337.025267] ? SyS_read+0x220/0x220 [ 337.025278] do_fast_syscall_32+0x3ee/0xf9d [ 337.025289] ? do_raw_spin_trylock+0x190/0x190 [ 337.025307] ? do_int80_syscall_32+0x9d0/0x9d0 [ 337.025328] ? lockdep_sys_exit+0x47/0xf0 [ 337.025338] ? syscall_return_slowpath+0x2ad/0x550 [ 337.025348] ? prepare_exit_to_usermode+0x340/0x340 [ 337.025359] ? sysret32_from_system_call+0x5/0x3b [ 337.025379] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.025400] entry_SYSENTER_compat+0x51/0x60 [ 337.025408] RIP: 0023:0xf7f9bc79 [ 337.025413] RSP: 002b:00000000f777608c EFLAGS: 00000296 ORIG_RAX: 0000000000000004 [ 337.025422] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020011fd2 [ 337.025426] RDX: 0000000000000030 RSI: 0000000000000000 RDI: 0000000000000000 [ 337.025429] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 337.025433] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.025437] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 337.247687] FAULT_INJECTION: forcing a failure. [ 337.247687] name failslab, interval 1, probability 0, space 0, times 0 [ 337.247698] CPU: 1 PID: 17506 Comm: syz-executor5 Not tainted 4.15.0-rc1+ #115 [ 337.247705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.247708] Call Trace: [ 337.247722] dump_stack+0x194/0x257 [ 337.247738] ? arch_local_irq_restore+0x53/0x53 [ 337.247765] should_fail+0x8c0/0xa40 [ 337.247780] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.247795] ? lock_page_memcg+0x2bd/0x3b0 [ 337.247814] ? find_held_lock+0x39/0x1d0 [ 337.247841] ? lock_downgrade+0x980/0x980 [ 337.247873] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 337.247889] ? rcu_note_context_switch+0x710/0x710 [ 337.247912] should_failslab+0xec/0x120 [ 337.247925] kmem_cache_alloc_node+0x56/0x760 [ 337.247943] ? reacquire_held_locks+0x201/0x3e0 [ 337.247964] copy_process.part.36+0x1a6a/0x4ae0 [ 337.247977] ? __lock_acquire+0x6e9/0x47f0 [ 337.248007] ? __cleanup_sighand+0x40/0x40 [ 337.248035] ? print_usage_bug+0x3f0/0x3f0 [ 337.248046] ? wake_up_page_bit+0x530/0x530 [ 337.248060] ? __lock_is_held+0xbc/0x140 [ 337.248097] ? __lock_acquire+0x6e9/0x47f0 [ 337.248122] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.248147] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.248156] ? get_mem_cgroup_from_mm+0x49b/0x710 [ 337.248167] ? check_noncircular+0x20/0x20 [ 337.248178] ? print_usage_bug+0x3f0/0x3f0 [ 337.248189] ? print_usage_bug+0x3f0/0x3f0 [ 337.248203] ? check_noncircular+0x20/0x20 [ 337.248221] ? lock_acquire+0x1d5/0x580 [ 337.248230] ? __fdget_pos+0x131/0x1a0 [ 337.248247] ? check_noncircular+0x20/0x20 [ 337.248272] ? lock_downgrade+0x980/0x980 [ 337.248282] ? check_noncircular+0x20/0x20 [ 337.248305] ? find_held_lock+0x39/0x1d0 [ 337.248316] ? check_noncircular+0x20/0x20 [ 337.248338] ? lock_downgrade+0x980/0x980 [ 337.248346] ? __lock_is_held+0xbc/0x140 [ 337.248374] ? find_held_lock+0x39/0x1d0 [ 337.248401] ? lock_downgrade+0x980/0x980 [ 337.248413] ? get_pid_task+0xbc/0x140 [ 337.248426] ? proc_fail_nth_write+0xb5/0x260 [ 337.248438] ? map_files_get_link+0x3a0/0x3a0 [ 337.248445] ? __lock_is_held+0xbc/0x140 [ 337.248467] _do_fork+0x1ef/0xff0 [ 337.248488] ? fork_idle+0x2d0/0x2d0 [ 337.248505] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 337.248516] ? kernel_read+0x120/0x120 [ 337.248528] ? wait_for_completion+0x7b0/0x7b0 [ 337.248556] ? __lock_is_held+0xbc/0x140 [ 337.248600] ? __sb_end_write+0x9e/0xd0 [ 337.248618] ? fput+0xd2/0x140 [ 337.248629] ? SyS_write+0x184/0x220 [ 337.248637] ? __do_page_fault+0x3d6/0xc90 [ 337.248650] ? SyS_read+0x220/0x220 [ 337.248667] SyS_clone+0x37/0x50 [ 337.248679] ? entry_INT80_compat+0x40/0x40 [ 337.248694] do_fast_syscall_32+0x3ee/0xf9d [ 337.248714] ? do_int80_syscall_32+0x9d0/0x9d0 [ 337.248734] ? lockdep_sys_exit+0x47/0xf0 [ 337.248745] ? syscall_return_slowpath+0x2ad/0x550 [ 337.248762] ? sysret32_from_system_call+0x5/0x3b [ 337.248782] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.248803] entry_SYSENTER_compat+0x51/0x60 [ 337.248809] RIP: 0023:0xf7f8fc79 [ 337.248813] RSP: 002b:00000000f774908c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 337.248821] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 337.248825] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 337.248829] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 337.248832] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.248836] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 337.344402] FAULT_INJECTION: forcing a failure. [ 337.344402] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 337.344421] CPU: 0 PID: 17530 Comm: syz-executor5 Not tainted 4.15.0-rc1+ #115 [ 337.344430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.344433] Call Trace: [ 337.344446] dump_stack+0x194/0x257 [ 337.344460] ? arch_local_irq_restore+0x53/0x53 [ 337.344489] should_fail+0x8c0/0xa40 [ 337.344505] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.344529] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.344542] ? __lock_acquire+0x6e9/0x47f0 [ 337.344568] ? __lock_acquire+0x6e9/0x47f0 [ 337.344592] ? check_noncircular+0x20/0x20 [ 337.344599] ? lock_pin_lock+0x370/0x370 [ 337.344613] ? should_fail+0x23b/0xa40 [ 337.344634] __alloc_pages_nodemask+0x338/0xd80 [ 337.344643] ? lock_page_memcg+0x2bd/0x3b0 [ 337.344658] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 337.344664] ? find_held_lock+0x39/0x1d0 [ 337.344689] ? lock_downgrade+0x980/0x980 [ 337.344733] ? rcu_note_context_switch+0x710/0x710 [ 337.344749] cache_grow_begin+0x72/0x3f0 [ 337.344767] kmem_cache_alloc_node+0x443/0x760 [ 337.344796] copy_process.part.36+0x1a6a/0x4ae0 [ 337.344808] ? __lock_acquire+0x6e9/0x47f0 [ 337.344833] ? __cleanup_sighand+0x40/0x40 [ 337.344855] ? print_usage_bug+0x3f0/0x3f0 [ 337.344862] ? wake_up_page_bit+0x530/0x530 [ 337.344874] ? __lock_is_held+0xbc/0x140 [ 337.344911] ? __lock_acquire+0x6e9/0x47f0 [ 337.344935] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.344958] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.344966] ? get_mem_cgroup_from_mm+0x49b/0x710 [ 337.344975] ? check_noncircular+0x20/0x20 [ 337.344985] ? print_usage_bug+0x3f0/0x3f0 [ 337.344995] ? print_usage_bug+0x3f0/0x3f0 [ 337.345008] ? check_noncircular+0x20/0x20 [ 337.345025] ? lock_acquire+0x1d5/0x580 [ 337.345033] ? __fdget_pos+0x131/0x1a0 [ 337.345053] ? check_noncircular+0x20/0x20 [ 337.345077] ? lock_downgrade+0x980/0x980 [ 337.345087] ? check_noncircular+0x20/0x20 [ 337.345109] ? find_held_lock+0x39/0x1d0 [ 337.345119] ? check_noncircular+0x20/0x20 [ 337.345140] ? lock_downgrade+0x980/0x980 [ 337.345148] ? __lock_is_held+0xbc/0x140 [ 337.345175] ? find_held_lock+0x39/0x1d0 [ 337.345200] ? lock_downgrade+0x980/0x980 [ 337.345213] ? get_pid_task+0xbc/0x140 [ 337.345227] ? proc_fail_nth_write+0xb5/0x260 [ 337.345238] ? map_files_get_link+0x3a0/0x3a0 [ 337.345244] ? __lock_is_held+0xbc/0x140 [ 337.345263] _do_fork+0x1ef/0xff0 [ 337.345283] ? fork_idle+0x2d0/0x2d0 [ 337.345299] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 337.345309] ? kernel_read+0x120/0x120 [ 337.345320] ? wait_for_completion+0x7b0/0x7b0 [ 337.345338] ? __lock_is_held+0xbc/0x140 [ 337.345371] ? __sb_end_write+0x9e/0xd0 [ 337.345387] ? fput+0xd2/0x140 [ 337.345397] ? SyS_write+0x184/0x220 [ 337.345404] ? __do_page_fault+0x3d6/0xc90 [ 337.345416] ? SyS_read+0x220/0x220 [ 337.345434] SyS_clone+0x37/0x50 [ 337.345443] ? entry_INT80_compat+0x40/0x40 [ 337.345455] do_fast_syscall_32+0x3ee/0xf9d [ 337.345475] ? do_int80_syscall_32+0x9d0/0x9d0 [ 337.345488] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 337.345504] ? syscall_return_slowpath+0x2ad/0x550 [ 337.345519] ? sysret32_from_system_call+0x5/0x3b [ 337.345536] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.345556] entry_SYSENTER_compat+0x51/0x60 [ 337.345562] RIP: 0023:0xf7f8fc79 [ 337.345566] RSP: 002b:00000000f774908c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 337.345575] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 337.345579] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 337.345583] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 337.345587] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.345591] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 337.417983] FAULT_INJECTION: forcing a failure. [ 337.417983] name failslab, interval 1, probability 0, space 0, times 0 [ 337.418007] CPU: 0 PID: 17552 Comm: syz-executor0 Not tainted 4.15.0-rc1+ #115 [ 337.418012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.418016] Call Trace: [ 337.418029] dump_stack+0x194/0x257 [ 337.418051] ? arch_local_irq_restore+0x53/0x53 [ 337.418083] should_fail+0x8c0/0xa40 [ 337.418099] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.418117] ? lock_page_memcg+0x2bd/0x3b0 [ 337.418137] ? find_held_lock+0x39/0x1d0 [ 337.418167] ? lock_downgrade+0x980/0x980 [ 337.418205] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 337.418220] ? rcu_note_context_switch+0x710/0x710 [ 337.418245] should_failslab+0xec/0x120 [ 337.418258] kmem_cache_alloc_node+0x56/0x760 [ 337.418274] ? reacquire_held_locks+0x201/0x3e0 [ 337.418294] copy_process.part.36+0x1a6a/0x4ae0 [ 337.418307] ? __lock_acquire+0x6e9/0x47f0 [ 337.418335] ? __cleanup_sighand+0x40/0x40 [ 337.418358] ? print_usage_bug+0x3f0/0x3f0 [ 337.418366] ? wake_up_page_bit+0x530/0x530 [ 337.418379] ? __lock_is_held+0xbc/0x140 [ 337.418420] ? __lock_acquire+0x6e9/0x47f0 [ 337.418446] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.418471] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.418479] ? get_mem_cgroup_from_mm+0x49b/0x710 [ 337.418489] ? check_noncircular+0x20/0x20 [ 337.418500] ? print_usage_bug+0x3f0/0x3f0 [ 337.418510] ? print_usage_bug+0x3f0/0x3f0 [ 337.418523] ? check_noncircular+0x20/0x20 [ 337.418541] ? lock_acquire+0x1d5/0x580 [ 337.418550] ? __fdget_pos+0x131/0x1a0 [ 337.418566] ? check_noncircular+0x20/0x20 [ 337.418592] ? lock_downgrade+0x980/0x980 [ 337.418600] ? check_noncircular+0x20/0x20 [ 337.418622] ? find_held_lock+0x39/0x1d0 [ 337.418633] ? check_noncircular+0x20/0x20 [ 337.418652] ? lock_downgrade+0x980/0x980 [ 337.418665] ? __lock_is_held+0xbc/0x140 [ 337.418691] ? find_held_lock+0x39/0x1d0 [ 337.418718] ? lock_downgrade+0x980/0x980 [ 337.418728] ? get_pid_task+0xbc/0x140 [ 337.418740] ? proc_fail_nth_write+0xb5/0x260 [ 337.418751] ? map_files_get_link+0x3a0/0x3a0 [ 337.418757] ? __lock_is_held+0xbc/0x140 [ 337.418777] _do_fork+0x1ef/0xff0 [ 337.418797] ? fork_idle+0x2d0/0x2d0 [ 337.418815] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 337.418826] ? kernel_read+0x120/0x120 [ 337.418839] ? wait_for_completion+0x7b0/0x7b0 [ 337.418859] ? __lock_is_held+0xbc/0x140 [ 337.418897] ? __sb_end_write+0x9e/0xd0 [ 337.418915] ? fput+0xd2/0x140 [ 337.418926] ? SyS_write+0x184/0x220 [ 337.418934] ? __do_page_fault+0x3d6/0xc90 [ 337.418946] ? SyS_read+0x220/0x220 [ 337.418964] SyS_clone+0x37/0x50 [ 337.418974] ? entry_INT80_compat+0x40/0x40 [ 337.418987] do_fast_syscall_32+0x3ee/0xf9d [ 337.419006] ? do_int80_syscall_32+0x9d0/0x9d0 [ 337.419026] ? lockdep_sys_exit+0x47/0xf0 [ 337.419036] ? syscall_return_slowpath+0x2ad/0x550 [ 337.419057] ? sysret32_from_system_call+0x5/0x3b [ 337.419075] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.419092] entry_SYSENTER_compat+0x51/0x60 [ 337.419099] RIP: 0023:0xf7f45c79 [ 337.419103] RSP: 002b:00000000f76ff08c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 337.419112] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 337.419116] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 337.419120] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 337.419124] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.419128] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 337.455946] FAULT_INJECTION: forcing a failure. [ 337.455946] name failslab, interval 1, probability 0, space 0, times 0 [ 337.455958] CPU: 1 PID: 17564 Comm: syz-executor5 Not tainted 4.15.0-rc1+ #115 [ 337.455962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.455964] Call Trace: [ 337.455974] dump_stack+0x194/0x257 [ 337.455984] ? arch_local_irq_restore+0x53/0x53 [ 337.456008] should_fail+0x8c0/0xa40 [ 337.456026] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.456040] ? depot_save_stack+0x12c/0x490 [ 337.456066] ? find_held_lock+0x39/0x1d0 [ 337.456094] ? lock_downgrade+0x980/0x980 [ 337.456132] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 337.456148] ? rcu_note_context_switch+0x710/0x710 [ 337.456173] should_failslab+0xec/0x120 [ 337.456186] __kmalloc_track_caller+0x5f/0x760 [ 337.456192] ? rcu_pm_notify+0xc0/0xc0 [ 337.456208] ? prepare_creds+0x78/0x360 [ 337.456216] ? selinux_cred_prepare+0x43/0xa0 [ 337.456235] kmemdup+0x24/0x50 [ 337.456247] selinux_cred_prepare+0x43/0xa0 [ 337.456261] security_prepare_creds+0x7d/0xb0 [ 337.456278] prepare_creds+0x2b1/0x360 [ 337.456288] ? abort_creds+0x130/0x130 [ 337.456302] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 337.456309] ? __lockdep_init_map+0xe4/0x650 [ 337.456329] copy_creds+0x7b/0x3a0 [ 337.456349] copy_process.part.36+0xb28/0x4ae0 [ 337.456362] ? __lock_acquire+0x6e9/0x47f0 [ 337.456389] ? __cleanup_sighand+0x40/0x40 [ 337.456413] ? print_usage_bug+0x3f0/0x3f0 [ 337.456421] ? wake_up_page_bit+0x530/0x530 [ 337.456435] ? __lock_is_held+0xbc/0x140 [ 337.456477] ? __lock_acquire+0x6e9/0x47f0 [ 337.456501] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.456524] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.456531] ? get_mem_cgroup_from_mm+0x49b/0x710 [ 337.456538] ? check_noncircular+0x20/0x20 [ 337.456551] ? print_usage_bug+0x3f0/0x3f0 [ 337.456559] ? print_usage_bug+0x3f0/0x3f0 [ 337.456574] ? check_noncircular+0x20/0x20 [ 337.456593] ? lock_acquire+0x1d5/0x580 [ 337.456601] ? __fdget_pos+0x131/0x1a0 [ 337.456618] ? check_noncircular+0x20/0x20 [ 337.456636] ? lock_downgrade+0x980/0x980 [ 337.456644] ? check_noncircular+0x20/0x20 [ 337.456659] ? find_held_lock+0x39/0x1d0 [ 337.456666] ? check_noncircular+0x20/0x20 [ 337.456681] ? lock_downgrade+0x980/0x980 [ 337.456688] ? __lock_is_held+0xbc/0x140 [ 337.456710] ? find_held_lock+0x39/0x1d0 [ 337.456729] ? lock_downgrade+0x980/0x980 [ 337.456737] ? get_pid_task+0xbc/0x140 [ 337.456744] ? proc_fail_nth_write+0xb5/0x260 [ 337.456753] ? map_files_get_link+0x3a0/0x3a0 [ 337.456758] ? __lock_is_held+0xbc/0x140 [ 337.456771] _do_fork+0x1ef/0xff0 [ 337.456784] ? fork_idle+0x2d0/0x2d0 [ 337.456796] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 337.456802] ? kernel_read+0x120/0x120 [ 337.456810] ? wait_for_completion+0x7b0/0x7b0 [ 337.456821] ? __lock_is_held+0xbc/0x140 [ 337.456842] ? __sb_end_write+0x9e/0xd0 [ 337.456852] ? fput+0xd2/0x140 [ 337.456858] ? SyS_write+0x184/0x220 [ 337.456864] ? __do_page_fault+0x3d6/0xc90 [ 337.456871] ? SyS_read+0x220/0x220 [ 337.456882] SyS_clone+0x37/0x50 [ 337.456889] ? entry_INT80_compat+0x40/0x40 [ 337.456898] do_fast_syscall_32+0x3ee/0xf9d [ 337.456921] ? do_int80_syscall_32+0x9d0/0x9d0 [ 337.456934] ? lockdep_sys_exit+0x47/0xf0 [ 337.456940] ? syscall_return_slowpath+0x2ad/0x550 [ 337.456949] ? sysret32_from_system_call+0x5/0x3b [ 337.456959] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.456971] entry_SYSENTER_compat+0x51/0x60 [ 337.456975] RIP: 0023:0xf7f8fc79 [ 337.456978] RSP: 002b:00000000f774908c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 337.456984] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 337.456987] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 337.456989] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 337.456992] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.456994] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 337.511161] FAULT_INJECTION: forcing a failure. [ 337.511161] name failslab, interval 1, probability 0, space 0, times 0 [ 337.511178] CPU: 1 PID: 17584 Comm: syz-executor0 Not tainted 4.15.0-rc1+ #115 [ 337.511188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.511193] Call Trace: [ 337.511213] dump_stack+0x194/0x257 [ 337.511232] ? arch_local_irq_restore+0x53/0x53 [ 337.511261] should_fail+0x8c0/0xa40 [ 337.511279] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.511307] ? find_held_lock+0x39/0x1d0 [ 337.511337] ? lock_downgrade+0x980/0x980 [ 337.511372] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 337.511393] ? rcu_read_lock_sched_held+0x108/0x120 [ 337.511409] ? rcu_note_context_switch+0x710/0x710 [ 337.511436] should_failslab+0xec/0x120 [ 337.511450] kmem_cache_alloc+0x47/0x760 [ 337.511462] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 337.511473] ? rcu_pm_notify+0xc0/0xc0 [ 337.511492] prepare_creds+0x78/0x360 [ 337.511503] ? abort_creds+0x130/0x130 [ 337.511517] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 337.511525] ? __lockdep_init_map+0xe4/0x650 [ 337.511550] copy_creds+0x7b/0x3a0 [ 337.511573] copy_process.part.36+0xb28/0x4ae0 [ 337.511586] ? __lock_acquire+0x6e9/0x47f0 [ 337.511616] ? __cleanup_sighand+0x40/0x40 [ 337.511645] ? print_usage_bug+0x3f0/0x3f0 [ 337.511654] ? wake_up_page_bit+0x530/0x530 [ 337.511670] ? __lock_is_held+0xbc/0x140 [ 337.511715] ? __lock_acquire+0x6e9/0x47f0 [ 337.511742] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.511766] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.511775] ? get_mem_cgroup_from_mm+0x49b/0x710 [ 337.511785] ? check_noncircular+0x20/0x20 [ 337.511796] ? print_usage_bug+0x3f0/0x3f0 [ 337.511807] ? print_usage_bug+0x3f0/0x3f0 [ 337.511821] ? check_noncircular+0x20/0x20 [ 337.511839] ? lock_acquire+0x1d5/0x580 [ 337.511848] ? __fdget_pos+0x131/0x1a0 [ 337.511865] ? check_noncircular+0x20/0x20 [ 337.511890] ? lock_downgrade+0x980/0x980 [ 337.511902] ? check_noncircular+0x20/0x20 [ 337.511926] ? find_held_lock+0x39/0x1d0 [ 337.511937] ? check_noncircular+0x20/0x20 [ 337.511960] ? lock_downgrade+0x980/0x980 [ 337.511970] ? __lock_is_held+0xbc/0x140 [ 337.511999] ? find_held_lock+0x39/0x1d0 [ 337.512027] ? lock_downgrade+0x980/0x980 [ 337.512039] ? get_pid_task+0xbc/0x140 [ 337.512051] ? proc_fail_nth_write+0xb5/0x260 [ 337.512062] ? map_files_get_link+0x3a0/0x3a0 [ 337.512069] ? __lock_is_held+0xbc/0x140 [ 337.512088] _do_fork+0x1ef/0xff0 [ 337.512107] ? fork_idle+0x2d0/0x2d0 [ 337.512126] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 337.512137] ? kernel_read+0x120/0x120 [ 337.512151] ? wait_for_completion+0x7b0/0x7b0 [ 337.512169] ? __lock_is_held+0xbc/0x140 [ 337.512204] ? __sb_end_write+0x9e/0xd0 [ 337.512221] ? fput+0xd2/0x140 [ 337.512232] ? SyS_write+0x184/0x220 [ 337.512243] ? __do_page_fault+0x3d6/0xc90 [ 337.512256] ? SyS_read+0x220/0x220 [ 337.512276] SyS_clone+0x37/0x50 [ 337.512287] ? entry_INT80_compat+0x40/0x40 [ 337.512301] do_fast_syscall_32+0x3ee/0xf9d [ 337.512322] ? do_int80_syscall_32+0x9d0/0x9d0 [ 337.512340] ? lockdep_sys_exit+0x47/0xf0 [ 337.512350] ? syscall_return_slowpath+0x2ad/0x550 [ 337.512364] ? sysret32_from_system_call+0x5/0x3b [ 337.512380] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.512399] entry_SYSENTER_compat+0x51/0x60 [ 337.512406] RIP: 0023:0xf7f45c79 [ 337.512410] RSP: 002b:00000000f76ff08c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 337.512417] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 337.512421] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 337.512425] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 337.512428] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.512432] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 337.566989] FAULT_INJECTION: forcing a failure. [ 337.566989] name failslab, interval 1, probability 0, space 0, times 0 [ 337.566999] CPU: 0 PID: 17592 Comm: syz-executor5 Not tainted 4.15.0-rc1+ #115 [ 337.567007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.567011] Call Trace: [ 337.567024] dump_stack+0x194/0x257 [ 337.567045] ? arch_local_irq_restore+0x53/0x53 [ 337.567057] ? trace_hardirqs_on+0xd/0x10 [ 337.567067] ? _raw_spin_unlock_irq+0x27/0x70 [ 337.567089] should_fail+0x8c0/0xa40 [ 337.567100] ? copy_overflow+0x20/0x20 [ 337.567114] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.567150] ? __sched_text_start+0x8/0x8 [ 337.567167] ? lock_downgrade+0x980/0x980 [ 337.567199] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 337.567230] should_failslab+0xec/0x120 [ 337.567242] __kmalloc_track_caller+0x5f/0x760 [ 337.567249] ? rcu_pm_notify+0xc0/0xc0 [ 337.567263] ? prepare_creds+0x78/0x360 [ 337.567270] ? selinux_cred_prepare+0x43/0xa0 [ 337.567287] kmemdup+0x24/0x50 [ 337.567299] selinux_cred_prepare+0x43/0xa0 [ 337.567310] security_prepare_creds+0x7d/0xb0 [ 337.567326] prepare_creds+0x2b1/0x360 [ 337.567334] ? abort_creds+0x130/0x130 [ 337.567346] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 337.567353] ? __lockdep_init_map+0xe4/0x650 [ 337.567370] copy_creds+0x7b/0x3a0 [ 337.567388] copy_process.part.36+0xb28/0x4ae0 [ 337.567401] ? __lock_acquire+0x6e9/0x47f0 [ 337.567429] ? __cleanup_sighand+0x40/0x40 [ 337.567452] ? print_usage_bug+0x3f0/0x3f0 [ 337.567460] ? wake_up_page_bit+0x530/0x530 [ 337.567481] ? update_cfs_rq_load_avg.part.70+0x2d0/0x2d0 [ 337.567515] ? __lock_acquire+0x6e9/0x47f0 [ 337.567539] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.567563] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.567577] ? check_noncircular+0x20/0x20 [ 337.567594] ? print_usage_bug+0x3f0/0x3f0 [ 337.567608] ? check_noncircular+0x20/0x20 [ 337.567627] ? lock_acquire+0x1d5/0x580 [ 337.567636] ? __fdget_pos+0x131/0x1a0 [ 337.567653] ? check_noncircular+0x20/0x20 [ 337.567678] ? lock_downgrade+0x980/0x980 [ 337.567688] ? check_noncircular+0x20/0x20 [ 337.567711] ? find_held_lock+0x39/0x1d0 [ 337.567722] ? check_noncircular+0x20/0x20 [ 337.567742] ? lock_downgrade+0x980/0x980 [ 337.567753] ? __lock_is_held+0xbc/0x140 [ 337.567779] ? find_held_lock+0x39/0x1d0 [ 337.567806] ? lock_downgrade+0x980/0x980 [ 337.567819] ? get_pid_task+0xbc/0x140 [ 337.567832] ? proc_fail_nth_write+0xb5/0x260 [ 337.567845] ? map_files_get_link+0x3a0/0x3a0 [ 337.567852] ? __lock_is_held+0xbc/0x140 [ 337.567872] _do_fork+0x1ef/0xff0 [ 337.567892] ? fork_idle+0x2d0/0x2d0 [ 337.567910] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 337.567921] ? kernel_read+0x120/0x120 [ 337.567934] ? wait_for_completion+0x7b0/0x7b0 [ 337.567952] ? __lock_is_held+0xbc/0x140 [ 337.567985] ? __sb_end_write+0x9e/0xd0 [ 337.568001] ? fput+0xd2/0x140 [ 337.568011] ? SyS_write+0x184/0x220 [ 337.568018] ? __schedule+0x2060/0x2060 [ 337.568032] ? SyS_read+0x220/0x220 [ 337.568059] SyS_clone+0x37/0x50 [ 337.568070] ? entry_INT80_compat+0x40/0x40 [ 337.568083] do_fast_syscall_32+0x3ee/0xf9d [ 337.568101] ? do_int80_syscall_32+0x9d0/0x9d0 [ 337.568112] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 337.568123] ? lockdep_sys_exit+0x47/0xf0 [ 337.568133] ? syscall_return_slowpath+0x2ad/0x550 [ 337.568146] ? sysret32_from_system_call+0x5/0x3b [ 337.568162] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.568180] entry_SYSENTER_compat+0x51/0x60 [ 337.568187] RIP: 0023:0xf7f8fc79 [ 337.568191] RSP: 002b:00000000f774908c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 337.568198] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 337.568202] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 337.568206] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 337.568209] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.568213] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 337.634719] FAULT_INJECTION: forcing a failure. [ 337.634719] name failslab, interval 1, probability 0, space 0, times 0 [ 337.634730] CPU: 1 PID: 17612 Comm: syz-executor0 Not tainted 4.15.0-rc1+ #115 [ 337.634736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.634740] Call Trace: [ 337.634754] dump_stack+0x194/0x257 [ 337.634772] ? arch_local_irq_restore+0x53/0x53 [ 337.634799] should_fail+0x8c0/0xa40 [ 337.634815] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.634827] ? depot_save_stack+0x12c/0x490 [ 337.634847] ? find_held_lock+0x39/0x1d0 [ 337.634871] ? lock_downgrade+0x980/0x980 [ 337.634902] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 337.634917] ? rcu_note_context_switch+0x710/0x710 [ 337.634940] should_failslab+0xec/0x120 [ 337.634952] __kmalloc_track_caller+0x5f/0x760 [ 337.634958] ? rcu_pm_notify+0xc0/0xc0 [ 337.634972] ? prepare_creds+0x78/0x360 [ 337.634980] ? selinux_cred_prepare+0x43/0xa0 [ 337.634997] kmemdup+0x24/0x50 [ 337.635014] selinux_cred_prepare+0x43/0xa0 [ 337.635030] security_prepare_creds+0x7d/0xb0 [ 337.635049] prepare_creds+0x2b1/0x360 [ 337.635059] ? abort_creds+0x130/0x130 [ 337.635072] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 337.635078] ? __lockdep_init_map+0xe4/0x650 [ 337.635096] copy_creds+0x7b/0x3a0 [ 337.635114] copy_process.part.36+0xb28/0x4ae0 [ 337.635126] ? __lock_acquire+0x6e9/0x47f0 [ 337.635153] ? __cleanup_sighand+0x40/0x40 [ 337.635174] ? print_usage_bug+0x3f0/0x3f0 [ 337.635182] ? wake_up_page_bit+0x530/0x530 [ 337.635195] ? __lock_is_held+0xbc/0x140 [ 337.635233] ? __lock_acquire+0x6e9/0x47f0 [ 337.635259] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.635284] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.635293] ? get_mem_cgroup_from_mm+0x49b/0x710 [ 337.635303] ? check_noncircular+0x20/0x20 [ 337.635314] ? print_usage_bug+0x3f0/0x3f0 [ 337.635336] ? print_usage_bug+0x3f0/0x3f0 [ 337.635365] ? check_noncircular+0x20/0x20 [ 337.635398] ? lock_acquire+0x1d5/0x580 [ 337.635410] ? __fdget_pos+0x131/0x1a0 [ 337.635426] ? check_noncircular+0x20/0x20 [ 337.635453] ? lock_downgrade+0x980/0x980 [ 337.635463] ? check_noncircular+0x20/0x20 [ 337.635486] ? find_held_lock+0x39/0x1d0 [ 337.635496] ? check_noncircular+0x20/0x20 [ 337.635518] ? lock_downgrade+0x980/0x980 [ 337.635527] ? __lock_is_held+0xbc/0x140 [ 337.635563] ? find_held_lock+0x39/0x1d0 [ 337.635594] ? lock_downgrade+0x980/0x980 [ 337.635609] ? get_pid_task+0xbc/0x140 [ 337.635625] ? proc_fail_nth_write+0xb5/0x260 [ 337.635638] ? map_files_get_link+0x3a0/0x3a0 [ 337.635647] ? __lock_is_held+0xbc/0x140 [ 337.635670] _do_fork+0x1ef/0xff0 [ 337.635691] ? fork_idle+0x2d0/0x2d0 [ 337.635710] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 337.635721] ? kernel_read+0x120/0x120 [ 337.635734] ? wait_for_completion+0x7b0/0x7b0 [ 337.635754] ? __lock_is_held+0xbc/0x140 [ 337.635792] ? __sb_end_write+0x9e/0xd0 [ 337.635810] ? fput+0xd2/0x140 [ 337.635821] ? SyS_write+0x184/0x220 [ 337.635829] ? __do_page_fault+0x3d6/0xc90 [ 337.635843] ? SyS_read+0x220/0x220 [ 337.635863] SyS_clone+0x37/0x50 [ 337.635875] ? entry_INT80_compat+0x40/0x40 [ 337.635889] do_fast_syscall_32+0x3ee/0xf9d [ 337.635909] ? do_int80_syscall_32+0x9d0/0x9d0 [ 337.635928] ? lockdep_sys_exit+0x47/0xf0 [ 337.635939] ? syscall_return_slowpath+0x2ad/0x550 [ 337.635954] ? sysret32_from_system_call+0x5/0x3b [ 337.635973] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.635994] entry_SYSENTER_compat+0x51/0x60 [ 337.636001] RIP: 0023:0xf7f45c79 [ 337.636005] RSP: 002b:00000000f76ff08c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 337.636014] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 337.636019] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 337.636023] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 337.636028] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.636032] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 337.658894] FAULT_INJECTION: forcing a failure. [ 337.658894] name failslab, interval 1, probability 0, space 0, times 0 [ 337.658907] CPU: 0 PID: 17618 Comm: syz-executor5 Not tainted 4.15.0-rc1+ #115 [ 337.658912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.658915] Call Trace: [ 337.658928] dump_stack+0x194/0x257 [ 337.658945] ? arch_local_irq_restore+0x53/0x53 [ 337.658958] ? trace_hardirqs_on+0xd/0x10 [ 337.658967] ? _raw_spin_unlock_irq+0x27/0x70 [ 337.658992] should_fail+0x8c0/0xa40 [ 337.659002] ? copy_overflow+0x20/0x20 [ 337.659016] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.659063] ? __sched_text_start+0x8/0x8 [ 337.659081] ? lock_downgrade+0x980/0x980 [ 337.659119] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 337.659131] ? selinux_cred_prepare+0x78/0xa0 [ 337.659145] ? security_prepare_creds+0x89/0xb0 [ 337.659167] should_failslab+0xec/0x120 [ 337.659181] kmem_cache_alloc+0x47/0x760 [ 337.659190] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 337.659198] ? __lockdep_init_map+0xe4/0x650 [ 337.659213] ? key_put+0x28/0x80 [ 337.659230] __delayacct_tsk_init+0x20/0x80 [ 337.659244] copy_process.part.36+0x1bd0/0x4ae0 [ 337.659257] ? __lock_acquire+0x6e9/0x47f0 [ 337.659285] ? __cleanup_sighand+0x40/0x40 [ 337.659308] ? print_usage_bug+0x3f0/0x3f0 [ 337.659316] ? wake_up_page_bit+0x530/0x530 [ 337.659330] ? __lock_is_held+0xbc/0x140 [ 337.659370] ? __lock_acquire+0x6e9/0x47f0 [ 337.659395] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.659420] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.659429] ? get_mem_cgroup_from_mm+0x49b/0x710 [ 337.659439] ? check_noncircular+0x20/0x20 [ 337.659451] ? print_usage_bug+0x3f0/0x3f0 [ 337.659462] ? print_usage_bug+0x3f0/0x3f0 [ 337.659476] ? check_noncircular+0x20/0x20 [ 337.659495] ? lock_acquire+0x1d5/0x580 [ 337.659505] ? __fdget_pos+0x131/0x1a0 [ 337.659522] ? check_noncircular+0x20/0x20 [ 337.659549] ? lock_downgrade+0x980/0x980 [ 337.659560] ? check_noncircular+0x20/0x20 [ 337.659584] ? find_held_lock+0x39/0x1d0 [ 337.659595] ? check_noncircular+0x20/0x20 [ 337.659618] ? lock_downgrade+0x980/0x980 [ 337.659628] ? __lock_is_held+0xbc/0x140 [ 337.659657] ? find_held_lock+0x39/0x1d0 [ 337.659684] ? lock_downgrade+0x980/0x980 [ 337.659697] ? get_pid_task+0xbc/0x140 [ 337.659709] ? proc_fail_nth_write+0xb5/0x260 [ 337.659720] ? map_files_get_link+0x3a0/0x3a0 [ 337.659727] ? __lock_is_held+0xbc/0x140 [ 337.659748] _do_fork+0x1ef/0xff0 [ 337.659768] ? fork_idle+0x2d0/0x2d0 [ 337.659785] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 337.659795] ? kernel_read+0x120/0x120 [ 337.659807] ? wait_for_completion+0x7b0/0x7b0 [ 337.659824] ? __lock_is_held+0xbc/0x140 [ 337.659862] ? __sb_end_write+0x9e/0xd0 [ 337.659880] ? fput+0xd2/0x140 [ 337.659890] ? SyS_write+0x184/0x220 [ 337.659899] ? __do_page_fault+0x3d6/0xc90 [ 337.659911] ? SyS_read+0x220/0x220 [ 337.659930] SyS_clone+0x37/0x50 [ 337.659941] ? entry_INT80_compat+0x40/0x40 [ 337.659953] do_fast_syscall_32+0x3ee/0xf9d [ 337.659974] ? do_int80_syscall_32+0x9d0/0x9d0 [ 337.659985] ? _raw_spin_unlock_irq+0x56/0x70 [ 337.660006] ? syscall_return_slowpath+0x2ad/0x550 [ 337.660022] ? sysret32_from_system_call+0x5/0x3b [ 337.660047] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.660070] entry_SYSENTER_compat+0x51/0x60 [ 337.660077] RIP: 0023:0xf7f8fc79 [ 337.660082] RSP: 002b:00000000f774908c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 337.660091] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 337.660096] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 337.660102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 337.660107] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.660112] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 337.749933] FAULT_INJECTION: forcing a failure. [ 337.749933] name failslab, interval 1, probability 0, space 0, times 0 [ 337.749943] CPU: 0 PID: 17648 Comm: syz-executor0 Not tainted 4.15.0-rc1+ #115 [ 337.749948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.749952] Call Trace: [ 337.749964] dump_stack+0x194/0x257 [ 337.749980] ? arch_local_irq_restore+0x53/0x53 [ 337.750012] should_fail+0x8c0/0xa40 [ 337.750028] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.750056] ? depot_save_stack+0x12c/0x490 [ 337.750078] ? find_held_lock+0x39/0x1d0 [ 337.750106] ? lock_downgrade+0x980/0x980 [ 337.750143] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 337.750159] ? rcu_note_context_switch+0x710/0x710 [ 337.750182] should_failslab+0xec/0x120 [ 337.750194] __kmalloc_track_caller+0x5f/0x760 [ 337.750200] ? rcu_pm_notify+0xc0/0xc0 [ 337.750214] ? prepare_creds+0x78/0x360 [ 337.750222] ? selinux_cred_prepare+0x43/0xa0 [ 337.750239] kmemdup+0x24/0x50 [ 337.750251] selinux_cred_prepare+0x43/0xa0 [ 337.750262] security_prepare_creds+0x7d/0xb0 [ 337.750278] prepare_creds+0x2b1/0x360 [ 337.750287] ? abort_creds+0x130/0x130 [ 337.750299] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 337.750305] ? __lockdep_init_map+0xe4/0x650 [ 337.750323] copy_creds+0x7b/0x3a0 [ 337.750340] copy_process.part.36+0xb28/0x4ae0 [ 337.750352] ? __lock_acquire+0x6e9/0x47f0 [ 337.750377] ? __cleanup_sighand+0x40/0x40 [ 337.750399] ? print_usage_bug+0x3f0/0x3f0 [ 337.750406] ? wake_up_page_bit+0x530/0x530 [ 337.750418] ? __lock_is_held+0xbc/0x140 [ 337.750455] ? __lock_acquire+0x6e9/0x47f0 [ 337.750479] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.750502] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.750510] ? get_mem_cgroup_from_mm+0x49b/0x710 [ 337.750519] ? check_noncircular+0x20/0x20 [ 337.750529] ? print_usage_bug+0x3f0/0x3f0 [ 337.750539] ? print_usage_bug+0x3f0/0x3f0 [ 337.750552] ? check_noncircular+0x20/0x20 [ 337.750568] ? lock_acquire+0x1d5/0x580 [ 337.750577] ? __fdget_pos+0x131/0x1a0 [ 337.750592] ? check_noncircular+0x20/0x20 [ 337.750617] ? lock_downgrade+0x980/0x980 [ 337.750627] ? check_noncircular+0x20/0x20 [ 337.750648] ? find_held_lock+0x39/0x1d0 [ 337.750659] ? check_noncircular+0x20/0x20 [ 337.750679] ? lock_downgrade+0x980/0x980 [ 337.750687] ? __lock_is_held+0xbc/0x140 [ 337.750714] ? find_held_lock+0x39/0x1d0 [ 337.750739] ? lock_downgrade+0x980/0x980 [ 337.750750] ? get_pid_task+0xbc/0x140 [ 337.750762] ? proc_fail_nth_write+0xb5/0x260 [ 337.750773] ? map_files_get_link+0x3a0/0x3a0 [ 337.750779] ? __lock_is_held+0xbc/0x140 [ 337.750797] _do_fork+0x1ef/0xff0 [ 337.750816] ? fork_idle+0x2d0/0x2d0 [ 337.750832] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 337.750841] ? kernel_read+0x120/0x120 [ 337.750853] ? wait_for_completion+0x7b0/0x7b0 [ 337.750871] ? __lock_is_held+0xbc/0x140 [ 337.750904] ? __sb_end_write+0x9e/0xd0 [ 337.750920] ? fput+0xd2/0x140 [ 337.750929] ? SyS_write+0x184/0x220 [ 337.750938] ? __do_page_fault+0x3d6/0xc90 [ 337.750950] ? SyS_read+0x220/0x220 [ 337.750967] SyS_clone+0x37/0x50 [ 337.750977] ? entry_INT80_compat+0x40/0x40 [ 337.750989] do_fast_syscall_32+0x3ee/0xf9d [ 337.751009] ? do_int80_syscall_32+0x9d0/0x9d0 [ 337.751027] ? lockdep_sys_exit+0x47/0xf0 [ 337.751041] ? syscall_return_slowpath+0x2ad/0x550 [ 337.751056] ? sysret32_from_system_call+0x5/0x3b [ 337.751073] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.751093] entry_SYSENTER_compat+0x51/0x60 [ 337.751099] RIP: 0023:0xf7f45c79 [ 337.751103] RSP: 002b:00000000f76ff08c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 337.751111] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 337.751116] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 337.751120] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 337.751124] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.751128] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 337.774155] FAULT_INJECTION: forcing a failure. [ 337.774155] name failslab, interval 1, probability 0, space 0, times 0 [ 337.774166] CPU: 0 PID: 17651 Comm: syz-executor5 Not tainted 4.15.0-rc1+ #115 [ 337.774172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.774175] Call Trace: [ 337.774189] dump_stack+0x194/0x257 [ 337.774209] ? arch_local_irq_restore+0x53/0x53 [ 337.774239] should_fail+0x8c0/0xa40 [ 337.774255] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.774267] ? check_noncircular+0x20/0x20 [ 337.774278] ? lock_downgrade+0x980/0x980 [ 337.774296] ? find_held_lock+0x39/0x1d0 [ 337.774324] ? lock_downgrade+0x980/0x980 [ 337.774361] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 337.774373] ? avc_has_perm+0xd0/0x680 [ 337.774384] ? rcu_note_context_switch+0x710/0x710 [ 337.774392] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 337.774399] ? __lockdep_init_map+0xe4/0x650 [ 337.774420] should_failslab+0xec/0x120 [ 337.774433] kmem_cache_alloc+0x47/0x760 [ 337.774444] ? __mutex_init+0x1c7/0x2a0 [ 337.774468] dup_fd+0x110/0xdf0 [ 337.774483] ? avc_has_perm_noaudit+0x520/0x520 [ 337.774496] ? __fdget+0x20/0x20 [ 337.774517] ? perf_event_init_task+0x1d0/0x890 [ 337.774534] ? copy_semundo+0xb5/0x320 [ 337.774543] ? SyS_semop+0x30/0x30 [ 337.774553] ? kmem_cache_alloc_trace+0x459/0x750 [ 337.774562] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 337.774568] ? __lockdep_init_map+0xe4/0x650 [ 337.774584] ? selinux_task_alloc+0x9d/0xc0 [ 337.774593] ? security_task_alloc+0x81/0xb0 [ 337.774608] copy_process.part.36+0x1f74/0x4ae0 [ 337.774640] ? __cleanup_sighand+0x40/0x40 [ 337.774661] ? print_usage_bug+0x3f0/0x3f0 [ 337.774668] ? wake_up_page_bit+0x530/0x530 [ 337.774681] ? __lock_is_held+0xbc/0x140 [ 337.774717] ? __lock_acquire+0x6e9/0x47f0 [ 337.774741] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.774763] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.774774] ? check_noncircular+0x20/0x20 [ 337.774784] ? print_usage_bug+0x3f0/0x3f0 [ 337.774794] ? print_usage_bug+0x3f0/0x3f0 [ 337.774807] ? check_noncircular+0x20/0x20 [ 337.774823] ? lock_acquire+0x1d5/0x580 [ 337.774831] ? __fdget_pos+0x131/0x1a0 [ 337.774846] ? check_noncircular+0x20/0x20 [ 337.774870] ? lock_downgrade+0x980/0x980 [ 337.774880] ? check_noncircular+0x20/0x20 [ 337.774901] ? find_held_lock+0x39/0x1d0 [ 337.774911] ? check_noncircular+0x20/0x20 [ 337.774931] ? lock_downgrade+0x980/0x980 [ 337.774940] ? __lock_is_held+0xbc/0x140 [ 337.774965] ? find_held_lock+0x39/0x1d0 [ 337.774991] ? lock_downgrade+0x980/0x980 [ 337.775002] ? get_pid_task+0xbc/0x140 [ 337.775013] ? proc_fail_nth_write+0xb5/0x260 [ 337.775024] ? map_files_get_link+0x3a0/0x3a0 [ 337.775030] ? __lock_is_held+0xbc/0x140 [ 337.775056] _do_fork+0x1ef/0xff0 [ 337.775077] ? fork_idle+0x2d0/0x2d0 [ 337.775096] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 337.775108] ? kernel_read+0x120/0x120 [ 337.775121] ? wait_for_completion+0x7b0/0x7b0 [ 337.775140] ? __lock_is_held+0xbc/0x140 [ 337.775175] ? __sb_end_write+0x9e/0xd0 [ 337.775192] ? fput+0xd2/0x140 [ 337.775202] ? SyS_write+0x184/0x220 [ 337.775210] ? __do_page_fault+0x3d6/0xc90 [ 337.775222] ? SyS_read+0x220/0x220 [ 337.775239] SyS_clone+0x37/0x50 [ 337.775249] ? entry_INT80_compat+0x40/0x40 [ 337.775260] do_fast_syscall_32+0x3ee/0xf9d [ 337.775279] ? do_int80_syscall_32+0x9d0/0x9d0 [ 337.775291] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 337.775304] ? lockdep_sys_exit+0x47/0xf0 [ 337.775316] ? syscall_return_slowpath+0x2ad/0x550 [ 337.775330] ? sysret32_from_system_call+0x5/0x3b [ 337.775348] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.775368] entry_SYSENTER_compat+0x51/0x60 [ 337.775374] RIP: 0023:0xf7f8fc79 [ 337.775378] RSP: 002b:00000000f774908c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 337.775386] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 337.775390] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 337.775395] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 337.775399] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.775403] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 337.856841] FAULT_INJECTION: forcing a failure. [ 337.856841] name failslab, interval 1, probability 0, space 0, times 0 [ 337.856851] CPU: 0 PID: 17681 Comm: syz-executor0 Not tainted 4.15.0-rc1+ #115 [ 337.856857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.856860] Call Trace: [ 337.856872] dump_stack+0x194/0x257 [ 337.856888] ? arch_local_irq_restore+0x53/0x53 [ 337.856897] ? __save_stack_trace+0x7e/0xd0 [ 337.856923] should_fail+0x8c0/0xa40 [ 337.856940] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.856957] ? find_held_lock+0x39/0x1d0 [ 337.856973] ? find_held_lock+0x39/0x1d0 [ 337.856998] ? lock_downgrade+0x980/0x980 [ 337.857043] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 337.857059] ? rcu_note_context_switch+0x710/0x710 [ 337.857072] ? kvm_clock_get_cycles+0x25/0x30 [ 337.857093] should_failslab+0xec/0x120 [ 337.857108] kmem_cache_alloc_trace+0x4b/0x750 [ 337.857118] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 337.857124] ? __lockdep_init_map+0xe4/0x650 [ 337.857136] ? __lockdep_init_map+0xe4/0x650 [ 337.857153] lockdep_init_task+0x187/0x210 [ 337.857165] copy_process.part.36+0x16eb/0x4ae0 [ 337.857197] ? __cleanup_sighand+0x40/0x40 [ 337.857219] ? print_usage_bug+0x3f0/0x3f0 [ 337.857225] ? wake_up_page_bit+0x530/0x530 [ 337.857238] ? __lock_is_held+0xbc/0x140 [ 337.857275] ? __lock_acquire+0x6e9/0x47f0 [ 337.857299] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.857321] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 337.857329] ? get_mem_cgroup_from_mm+0x49b/0x710 [ 337.857338] ? check_noncircular+0x20/0x20 [ 337.857348] ? print_usage_bug+0x3f0/0x3f0 [ 337.857359] ? print_usage_bug+0x3f0/0x3f0 [ 337.857371] ? check_noncircular+0x20/0x20 [ 337.857388] ? lock_acquire+0x1d5/0x580 [ 337.857396] ? __fdget_pos+0x131/0x1a0 [ 337.857412] ? check_noncircular+0x20/0x20 [ 337.857436] ? lock_downgrade+0x980/0x980 [ 337.857446] ? check_noncircular+0x20/0x20 [ 337.857468] ? find_held_lock+0x39/0x1d0 [ 337.857478] ? check_noncircular+0x20/0x20 [ 337.857498] ? lock_downgrade+0x980/0x980 [ 337.857507] ? __lock_is_held+0xbc/0x140 [ 337.857534] ? find_held_lock+0x39/0x1d0 [ 337.857559] ? lock_downgrade+0x980/0x980 [ 337.857570] ? get_pid_task+0xbc/0x140 [ 337.857582] ? proc_fail_nth_write+0xb5/0x260 [ 337.857592] ? map_files_get_link+0x3a0/0x3a0 [ 337.857599] ? __lock_is_held+0xbc/0x140 [ 337.857617] _do_fork+0x1ef/0xff0 [ 337.857635] ? fork_idle+0x2d0/0x2d0 [ 337.857651] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 337.857661] ? kernel_read+0x120/0x120 [ 337.857672] ? wait_for_completion+0x7b0/0x7b0 [ 337.857689] ? __lock_is_held+0xbc/0x140 [ 337.857723] ? __sb_end_write+0x9e/0xd0 [ 337.857739] ? fput+0xd2/0x140 [ 337.857748] ? SyS_write+0x184/0x220 [ 337.857756] ? __do_page_fault+0x3d6/0xc90 [ 337.857768] ? SyS_read+0x220/0x220 [ 337.857785] SyS_clone+0x37/0x50 [ 337.857794] ? entry_INT80_compat+0x40/0x40 [ 337.857805] do_fast_syscall_32+0x3ee/0xf9d [ 337.857825] ? do_int80_syscall_32+0x9d0/0x9d0 [ 337.857843] ? lockdep_sys_exit+0x47/0xf0 [ 337.857853] ? syscall_return_slowpath+0x2ad/0x550 [ 337.857868] ? sysret32_from_system_call+0x5/0x3b [ 337.857886] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.857905] entry_SYSENTER_compat+0x51/0x60 [ 337.857911] RIP: 0023:0xf7f45c79 [ 337.857916] RSP: 002b:00000000f76ff08c EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 337.857925] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000002054ffa9 [ 337.857929] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 337.857933] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 337.857937] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.857941] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 337.861520] kasan: CONFIG_KASAN_INLINE enabled [ 337.861524] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 337.861531] general protection fault: 0000 [#1] SMP KASAN [ 337.861536] Dumping ftrace buffer: [ 337.861540] (ftrace buffer empty) [ 337.861542] Modules linked in: [ 337.861554] CPU: 0 PID: 17683 Comm: syz-executor0 Not tainted 4.15.0-rc1+ #115 [ 337.861557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.861562] task: 000000003394c551 task.stack: 0000000096eacf89 [ 337.861572] RIP: 0010:lockdep_invariant_state+0xd6/0x120 [ 337.861575] RSP: 0018:ffff880197b57e48 EFLAGS: 00010002 [ 337.861581] RAX: dffffc0000000000 RBX: 0000000000001d88 RCX: ffffffff81008dab [ 337.861585] RDX: 00000000000003bc RSI: 0000000000000000 RDI: 0000000000001de0 [ 337.861589] RBP: ffff880197b57e58 R08: 1ffffffff0d2abdb R09: 0000000000000000 [ 337.861592] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.861596] R13: ffff880197b57f20 R14: ffff880197b57f58 R15: ffff8801d8ea21c0 [ 337.861601] FS: 0000000000000000(0000) GS:ffff8801db400000(0063) knlGS:00000000f76ffb40 [ 337.861605] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 337.861609] CR2: 0000000009432984 CR3: 00000001c569e000 CR4: 00000000001406f0 [ 337.861615] DR0: 0000000020001000 DR1: 0000000020001000 DR2: 0000000000000000 [ 337.861618] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 [ 337.861620] Call Trace: [ 337.861629] lockdep_sys_exit+0x47/0xf0 [ 337.861638] syscall_return_slowpath+0x240/0x550 [ 337.861646] ? prepare_exit_to_usermode+0x340/0x340 [ 337.861654] ? copy_overflow+0x20/0x20 [ 337.861672] ret_from_fork+0x15/0x30 [ 337.861676] RIP: 0023:0xf7f45c79 [ 337.861680] RSP: 002b:000000002054ffa9 EFLAGS: 00000296 ORIG_RAX: 0000000000000078 [ 337.861686] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000002054ffa9 [ 337.861689] RDX: 0000000020c97ffc RSI: 0000000020336ffc RDI: 0000000020883000 [ 337.861692] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 337.861696] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.861699] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 337.861713] Code: 83 90 11 00 00 83 e0 3f 48 89 c2 48 c1 e2 04 48 29 c2 48 b8 00 00 00 00 00 fc ff df 49 8d 1c d4 48 8d 7b 58 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 2f 48 c7 43 58 00 00 00 00 5b 41 5c 5d c3 0f ff [ 337.861828] RIP: lockdep_invariant_state+0xd6/0x120 RSP: ffff880197b57e48 [ 337.861835] ---[ end trace 0ce98c776af86c83 ]--- [ 337.861839] Kernel panic - not syncing: Fatal exception [ 337.862349] Dumping ftrace buffer: [ 337.862351] (ftrace buffer empty) [ 337.862354] Kernel Offset: disabled