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"}], 0x1190, 0x8800}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0xb, 0x2, &(0x7f0000000600)=@raw=[@exit={0x95}], &(0x7f0000000640)='GPL\x00', 0x683, 0xfa, &(0x7f00000006c0)=""/250, 0x41000, 0x1, [], 0x0, 0x9}, 0x48) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000840)=r1, 0x4) 2018/05/28 16:33:32 executing program 4: socket$kcm(0x29, 0x2, 0x0) r0 = socket$kcm(0xa, 0x3, 0x11) setsockopt$sock_attach_bpf(r0, 0x29, 0x1b, &(0x7f0000000040)=r0, 0x1e5) close(r0) 2018/05/28 16:33:32 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:32 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x1000) socket$kcm(0x2, 0x3, 0x2) r1 = getpid() perf_event_open(&(0x7f0000000080)={0x4, 0x70, 0x8, 0x6, 0x9, 0x3, 0x0, 0x1, 0xc1, 0x6, 0xa4e, 0x59d30835, 0x76, 0x8a0f, 0x3, 0x7ff, 0x80000000, 0x7f, 0xf2, 0x4, 0x7ff, 0x4, 0x7, 0x6, 0x7ff, 0x7, 0x0, 0x0, 0x790, 0x4, 0x400, 0x9, 0x7, 0x0, 0x3, 0xd, 0x4, 0x0, 0x0, 0x8, 0x0, @perf_bp={&(0x7f0000000040), 0x4}, 0x2008, 0x2, 0xb27, 0x5, 0x3ff, 0x9, 0x1}, r1, 0xf, r0, 0x9) 2018/05/28 16:33:32 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x100000000000d, 0x400004, 0x4, 0x8, 0x0, 0xffffffffffffffff, 0x6}, 0xfffffffffffffd7a) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000540)={r0, &(0x7f0000000400)="32d7a86ac58cae69770a18c73e44656c52b0da75ca3a28738e56d030d653dd5c8da58511ddd758d2f10bb5ba9f2e4b94fa7c06b2be0d0c777e69b0ed735bae9e01e117843316f08d238336b2475ecfeedb3f5252d76b47f74018a5c04f21bc01d51c89d2b8928a762593e18cd1251b53a7a7545a81994e3baccdc840fc7eb3846557f03496665b89369e7a18b67be102675f076e68c44394f52b917e633a412b9a0973eda3695b64a3be29434ac49582f39d353181d2dd9cd252ee6dfffa7cdfbc35841fc2856253dbc06622addaabf466b5fc93bdfe8c9f5a49ae02fe33ff69", &(0x7f0000000500)="fc9ba378fb1b9046a31f8849a643382bdb6a599caeed840c26", 0x2}, 0x20) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000200)={r2}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000003c0)={r0, &(0x7f0000000240)="b15db1fce24cb8448a4dadf4c618e7d9cd5e762391f7083bb222cd2a973b0c3e18eea101a98830b74bda6b55c507e05f2d9ad6afeb5d067df8ad18a54212849b2ea42b206066a5e7a71b1dbf4d90b3e9ed977dc84eaf30d9c5d653d9a01f7094a5cd998b74053db4a69fe1c1bda7ccc23a1a8d9cc0c9f0f2b95eb62f4b0759ad8e6696a6439e1fcb49e47ca2241b124179932273e4a154dd9153b9f5fd4c6b9a", &(0x7f0000000300)="2317f4db797c9016230c8e8a7833e5d64f0e773ab6a4e4f5be85e693d7c1d0a80ae67ba792fee291540fc55f01528a711427a70ec1037e7f0f1ac8e9275e4b355895731192b74e7491bc3d3870d41012697484d30c3822241455add5d39cb205d8b2ac2d46d9d814eb2bef0cd4f6c0cd7ad50470685fa6fa2088a6bb28aa942d0314052ecca0862daceabd2f6bce8c9a97e0276443fa844178482ccd4d6546b735f7d019c91c9564ff9097", 0x1}, 0x20) bpf$MAP_LOOKUP_ELEM(0x4, &(0x7f0000000180)={r0, &(0x7f0000000000), &(0x7f0000000080)=""/233}, 0x18) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000580)={r2}) 2018/05/28 16:33:33 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x88caffff, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:33 executing program 2: r0 = socket$kcm(0xa, 0x5, 0x11) sendmsg$kcm(r0, &(0x7f0000000680)={&(0x7f00000001c0)=@in6={0xa, 0x4e21, 0x0, @loopback={0x0, 0x1}}, 0x80, &(0x7f0000000500), 0x0, &(0x7f0000000000)=[{0x48, 0x11, 0x67, "02222c9f1f44e96282721818e84388ed2c382b0df6c16993dcc902189d77a451b859e31ef4ad3a41ab410043491c05c319fb597aa5f6"}], 0x48}, 0x0) 2018/05/28 16:33:33 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000440)=ANY=[], &(0x7f0000000100)='GPL\x00'}, 0x48) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, &(0x7f0000000000)="776c616e30c700") ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x200000000000005) 2018/05/28 16:33:33 executing program 3: socketpair(0x9, 0x4, 0x1, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r0, &(0x7f0000000540)={&(0x7f0000000100)=@l2, 0x80, &(0x7f00000004c0)=[{&(0x7f0000000180)=""/74, 0x4a}, {&(0x7f0000000200)}, {&(0x7f0000000240)=""/157, 0x9d}, {&(0x7f0000000300)=""/204, 0xcc}, {&(0x7f0000000400)=""/141, 0x8d}], 0x5, 0x0, 0x0, 0x9}, 0x62) r1 = perf_event_open(&(0x7f0000000000)={0x7, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x91c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x3180}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) r2 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000080)=0xffffffff, 0x4) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r2) 2018/05/28 16:33:33 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:33 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000040)='\x00') socket$kcm(0x2, 0x5, 0x2) close(r0) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x401) 2018/05/28 16:33:33 executing program 6: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x0) 2018/05/28 16:33:33 executing program 7: socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) close(r0) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000040), 0x4) r2 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000080)=0xffffffff, 0x4) setsockopt$sock_attach_bpf(r0, 0x1, 0x23, &(0x7f0000000000)=r2, 0xffffffffffffff11) close(r1) 2018/05/28 16:33:33 executing program 7: r0 = socket$kcm(0xa, 0x2, 0x88) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000040)={r0}) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000100)={r1}) perf_event_open(&(0x7f0000000180)={0x3, 0x1e7, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$kcm(r0, &(0x7f0000000580)={&(0x7f0000000080)=@in6={0xa, 0x4e24, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0xe}, 0x80, &(0x7f0000000000), 0x0, &(0x7f0000000800)}, 0x0) 2018/05/28 16:33:33 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000), 0x0, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:33 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xe8030000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:33 executing program 4: socketpair(0x5, 0x80000, 0xfff, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000040)='-cpuset\x00') perf_event_open(&(0x7f0000000100)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x44000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_config_ext={0x0, 0x1}, 0x0, 0x0, 0x0, 0x0, 0x8}, 0x0, 0x0, r0, 0x0) 2018/05/28 16:33:33 executing program 3: r0 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000000), 0x4) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000200)={r0, 0x0, 0xe6, 0x9d, &(0x7f0000000040)="f342a6bbdd53c88a26410b3cfb5fc6dc33dedfbc9547880121d2f31957045c7e68f25551db0347f85aac09aa20213cb12afe216bddfcdb8e570a6421a8bb3f95b6235a2d4c24b15d6cb2049cbd408d3e830195f074e80575cd12d4f6743d0ae1486c16803e744396755bdbf1969890d1c0061c4d8267ef4ad05cdbbd27cb878072ebba843bbd9296587b0e7bbe732fa6cfc278d45abab39460f45dcea17dc5048d905f6f822537a3fac701a628867155af62ea72984469d22b7e545703117ee3d49b9db2f4223a83088a72adac0cf9d41cc73ec725fd5e7b31141cd7da718e650a2d1f713459", &(0x7f0000000140)=""/157, 0x7}, 0x28) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000280)=r0, 0x4) bpf$BPF_PROG_DETACH(0x9, &(0x7f00000002c0)={0x0, r0, 0xd, 0x2}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000380)={r0, 0x50, &(0x7f0000000300)={0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000003c0)=r2, 0x4) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000400)=r2, 0x4) r3 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000440)={0x0, 0x2, 0x8}, 0xc) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000480)={0xf, 0x0, 0x4, 0x7fffffff, 0x20, r3, 0x1}, 0x2c) socketpair$packet(0x11, 0x3, 0x300, &(0x7f00000004c0)) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000500)={0xffffffffffffffff}) socketpair$packet(0x11, 0x2, 0x300, &(0x7f0000000540)) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000600)={r0, 0x0, 0x13, 0x11, &(0x7f0000000580)="3cdb28a08a34e4dbf271bb2a9b7d66d617210d", &(0x7f00000005c0)=""/17, 0x3ff}, 0x28) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000640)) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000780)={r3, &(0x7f0000000680)="78df6790fbd5e8864bba830f520803ecf0f6e20db840a5a07f719cdfd21c41856829143675f4f3cc8a74f5c9e5a3dc4b9fea66f33548a76f0096e003267a41820ca9aa0c227c5d0296dc4d02696245482f5908f2a7e608ef4505f1d2404e03a924ec7836813c21d8d5145582985eaa7847f4ddc8739b43fdd243774c7b6e1268aa62bcbcd497914bbbb8cdec3a633e0a61", &(0x7f0000000740)=""/3}, 0x18) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000900)={r4, &(0x7f00000007c0)="8b6114273c2d4256f922d1e174786791e43d3551642e2a271ef8cdc33dd09642b8f9a90ac1933e2afe54ebda387da004441a613b8fa3742f27291bc7a3557ba9b847439b5253f4ba608018985a9092e085c0df396915d7a52786f854d337a832855687cfb76898154117f16455ec35eccfe1b5293cd342ff72a6c6d8f80610e7f877d4f66cb0208d3719dd", &(0x7f0000000880)="e44ce89d80f9abc08a9150e689641a45b6d001f15fb38f3436501006cf3a871753efe1fe7d409e3f028731f71b76c5831dc5e236a003e3ee68e604b4aa6c0a097f629fbd86ce5b9072fe83e3495e466a04e582", 0x1}, 0x20) recvmsg$kcm(r1, &(0x7f0000000ec0)={&(0x7f0000000940)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @loopback}}}, 0x80, &(0x7f0000000d40)=[{&(0x7f00000009c0)=""/180, 0xb4}, {&(0x7f0000000a80)=""/234, 0xea}, {&(0x7f0000000b80)=""/121, 0x79}, {&(0x7f0000000c00)=""/99, 0x63}, {&(0x7f0000000c80)=""/191, 0xbf}], 0x5, &(0x7f0000000dc0)=""/195, 0xc3, 0xffffffffffffff81}, 0x20) ioctl$sock_kcm_SIOCKCMATTACH(r6, 0x89e0, &(0x7f0000000f00)={r5, r0}) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000f40)=r2, 0x4) socketpair(0x5, 0x6, 0x8, &(0x7f0000000f80)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_PERIOD(r8, 0x40082404, &(0x7f0000000fc0)=0x3) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000001080)={r0, 0x50, &(0x7f0000001000)}, 0x10) r9 = getpid() r10 = perf_event_open(&(0x7f0000001100)={0x5, 0x70, 0x0, 0x80000001, 0x471, 0xbb9, 0x0, 0x4, 0x12, 0xc, 0x8000, 0x8, 0x7f, 0x5, 0x39c, 0x1, 0x34, 0x3f, 0x7, 0xffffffffffffffe0, 0x2, 0x8, 0x40, 0xed00, 0x6, 0x8000, 0x3, 0x3f, 0x9, 0xfff, 0x8, 0x10000, 0x8, 0x6, 0xffffffffffff5b6c, 0x9, 0x80, 0x4, 0x0, 0x3, 0x4, @perf_bp={&(0x7f00000010c0), 0x8}, 0x300, 0x300, 0x3, 0x7, 0xf3d3, 0x80000000, 0x3}, r9, 0x4, r7, 0x1) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r10, 0x4008240b, &(0x7f0000001180)={0x1, 0x70, 0x849, 0x3, 0x8, 0x9, 0x0, 0x5, 0x800, 0xc, 0x2, 0x9, 0x81, 0x6, 0x7f, 0x31, 0x7, 0x0, 0x100, 0xffffffffffff8000, 0x6, 0x1ff, 0x3, 0x10001, 0xffffffff, 0x3, 0x0, 0xf5, 0xfffffffffffff3b2, 0x2, 0xfffffffffffffffd, 0x81, 0x3, 0x8, 0x1000, 0x77b, 0xfffffffffffffff8, 0x4, 0x0, 0x81, 0x0, @perf_config_ext={0x80000001, 0x101}, 0x800, 0x8d, 0x0, 0x7, 0x28c, 0x2, 0x3}) perf_event_open(&(0x7f0000001240)={0x3, 0x70, 0x0, 0x4, 0x1, 0x202, 0x0, 0xffffffff, 0x8080, 0x2, 0x0, 0x1, 0x1f, 0x7, 0xffffffffffffffe1, 0xb37, 0x5, 0x800, 0x4, 0x0, 0x10000, 0x0, 0x40, 0x10000, 0x0, 0x39a5, 0x1, 0x800, 0xff, 0xf, 0xeafe, 0x7, 0x4, 0x3, 0x7fffffff, 0x4, 0x6, 0x4, 0x0, 0x8001, 0x4, @perf_bp={&(0x7f0000001200), 0x6}, 0x4220, 0x2, 0x3, 0x7, 0x1000, 0x2, 0x5916}, r9, 0x0, r0, 0x0) socketpair$packet(0x11, 0x3, 0x300, &(0x7f00000012c0)) bpf$MAP_CREATE(0x0, &(0x7f0000001300)={0x1, 0x7, 0x4, 0x10000, 0x18, r4, 0x8}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000001380)={r7, 0x28, &(0x7f0000001340)}, 0x10) 2018/05/28 16:33:33 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x2, 0x3, 0x2) close(r0) close(r1) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='fuse\x00', 0x1000000, &(0x7f0000000100)="9d19645dbea9e4bc2595646d4c93b573ede3218e4d18ea339d4d37b0626b945df7d01b536751d5ef33e9d8c4968e2dcab36b7a0865ae220f6613ebcc4fd2d83f6a785d8b39678a9d90dba073bbf9db3365a5498391d948412440d54dee0ba9a3318a5afc06bae10db61d6d84a0b3419f5856eff408cc93afe692deea82bfd87fc5f5e0de1e4d7c50efe40c511ee44dd301d12e7e3a72877d394b37c4ef9d3844e5c7d3b18b") bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000200)={0x1, 0x28, &(0x7f00000001c0)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000240)={r2, 0x2}, 0xc) 2018/05/28 16:33:34 executing program 2: mkdir(&(0x7f0000000140)='./file0\x00', 0x0) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000080)) mount(&(0x7f0000000000)='./file1\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000180)='overlay\x00', 0x0, &(0x7f00000001c0)=',') 2018/05/28 16:33:34 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 203.978616] overlayfs: missing 'lowerdir' [ 203.986624] overlayfs: missing 'lowerdir' 2018/05/28 16:33:34 executing program 7: r0 = bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0x9, 0x3, &(0x7f0000c91000)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0xf, 0x57}, [], {0x95}}, &(0x7f0000000140)='GPL\x00', 0x1, 0x99, &(0x7f0000000180)=""/153}, 0x48) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000080)={r0, 0x50}, 0x10) 2018/05/28 16:33:34 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xa, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:34 executing program 4: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f00000001c0)={0xffffffffffffffff}) sendmsg$kcm(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000440)=[{&(0x7f0000001740)="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", 0x1000}, {&(0x7f0000000200)="985f42c80945b0fb716f35f7f79ffa5c0448ea48e7317dc7af8fc0dcc1ff437d28ddf0b755c48d", 0x27}, {&(0x7f0000000380)="4c21d1976426f02fdf0708cc6a5933e6088d5262a53d9903bae9ca293c81c6fe16fd2121503172a046fa7fa6d97eab3d66ac658fd18c6f5c1c99fce26dbd9aad600f1af7e29638be6520d235f68ac0904170a0eabb9933ceeacbefad5c1d51310a99af46bddc43ad7ffb3b9b05fc7f7b570cca90f767e13c305154927b735ed509ab3a39", 0x84}], 0x3, &(0x7f0000002740)=[{0xb0, 0x29, 0xffffffff, "084022a8d048ba724335d0468ad63429ce479c5f0705767c17d4abf70198be96321ef4adf292c30db436e58503ee58204c69981bf0c354db6a1ee25f85f8ab83c2696977d7be87b27544a74a8aaa9fa281579396e50442596b37bd28ee99337c1e267d328cdc7da01dfd4b53cc561563099838805503d7d4ba460f9107872908e859f7890e33fb7aea43d6b3a9f3e5e9a66bcdcb7fe72684cb5a26af878c"}, {0x38, 0x111, 0x1000, "ddf5bc7d23bed75b499af55b28c43c43f135917ca0ca658967c94107d1f6b5570a"}, {0x70, 0x104, 0x10000, "65a48ff8f4413385d541def33b11d932d12540a915c82e7fa8b1b2d22bdbbcdae2ee719ade35d3764c3be86c6fa8d2119934ddfefadb3f0614d1cbf8be1eb53dfc7b0ac88e05b66727ede8821850f33a05b056db704ce9cd4d4def61"}, {0xb0, 0x11f, 0x1, "6f5ad01c0d4b80ea84d097a3522823d1327fbbb3bd6c85283c9735d4c67b214f4b29f9531509bab8c658dc62801793b246ce2ca4a06de096598910e1423c2a2ac0fb87962f6e90fb29fde3b4b56d55c4b206c67dc15e3756a9ff20760e1ffe18363e0239d69fb587f21847694dd5a0d7abf8fc6e18ba1b9d61a27c3419080e73832cb27eb31d48dd728305b5f398b5c32400eceb3620ccf03137b0febe"}, {0x80, 0xff, 0xf0, "5e60208d592231c2f984ec3f00148b424cd21720c050ef47dabc0e5d1861fd672c37ff886e7c4bf36e23ad4a0363523f0bd0ff55b034f166ff9655426be379b7e80be647f976eb220899318698c9d62d36e885ac927775486948a45abaf18acdb9b3ad4c46adaf49fb44"}, {0x40, 0x10f, 0x3ff, "6173331ec4f4e0155570f609790997c1ab258053c79bb169c1bd3cd5f3362b0f954a05645fc2951ad3281d96"}, {0xd0, 0x84, 0x3080000000000, "7ed84dd298cddabc5d8a88e72ad60f1531b296bbb66a89c2d6e184906a369b8b3472b2a10bfd8e70de741a9496eda779df429932645cdbc99890bc17ec9e9de14958c0fc0329bc4a4d08d4452daada242db19b4195d71e24f7938e4636ec775285e5ebe880d2b84f33a5afbaa31a2a7695a338feb60c6c6a999369a6b256588ff1734279a30ec793388936b2cda559100286565f8813b5464cac149599a8d61d8d9adf3c3aaa70f8497825c1a9a208fe5c292fc25ba6f5f11bfb768695ae65"}], 0x398, 0x40}, 0x8804) r1 = socket$kcm(0x11, 0x3, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000140)}], 0x11ad}, 0x0) r2 = socket$kcm(0xa, 0x2, 0x88) r3 = perf_event_open(&(0x7f0000001540)={0x7, 0x70, 0x6, 0x1, 0x0, 0x4, 0x0, 0x100000000, 0x80, 0x6, 0x4, 0xffffffff80000000, 0x6, 0x1000000000000000, 0x101, 0x400, 0x81, 0x8, 0x8, 0x1, 0x8, 0x2, 0xffff, 0x380000000000000, 0x1, 0xfffffffffffffffa, 0x5, 0x1, 0x7, 0x7fff, 0x5, 0x4, 0x0, 0x0, 0x2, 0x3, 0x172, 0xb7e, 0x0, 0x3a, 0x4, @perf_bp={&(0x7f0000000500), 0xa}, 0x4580, 0x7, 0x100, 0x7, 0xff, 0x7, 0x7fff}, 0x0, 0xa, r2, 0x1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x2400, 0x6) sendmsg$kcm(r2, &(0x7f0000000300)={&(0x7f0000000240)=@in6={0xa, 0x4e24, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x80, &(0x7f00000002c0), 0x0, &(0x7f00000007c0)}, 0xc810) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f00000002c0)=@nfc_llcp, 0x80, &(0x7f0000000180)=[{&(0x7f0000000540)=""/4096, 0x1000}], 0x1, &(0x7f0000001700)=""/40, 0x74}, 0x0) setsockopt$sock_attach_bpf(r1, 0x107, 0xf, &(0x7f0000000080), 0x1ce) sendmsg$kcm(r1, &(0x7f0000000480)={&(0x7f00000000c0)=@in6={0x4, 0x0, 0x5, @dev={0xfe, 0x80}}, 0x80, &(0x7f0000000340), 0x25d, &(0x7f0000000380)}, 0x0) socket$kcm(0x29, 0x400005, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)) 2018/05/28 16:33:34 executing program 1: recvmsg(0xffffffffffffff9c, &(0x7f0000001100)={&(0x7f0000000040)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f00000010c0)=[{&(0x7f00000000c0)=""/4096, 0x1000}], 0x1, 0x0, 0x0, 0x3}, 0x10003) recvmsg$kcm(r0, &(0x7f0000001800)={&(0x7f0000001140)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000001740)=[{&(0x7f00000011c0)=""/118, 0x76}, {&(0x7f0000001240)=""/59, 0x3b}, {&(0x7f0000001280)=""/164, 0xa4}, {&(0x7f0000001340)=""/242, 0xf2}, {&(0x7f0000001440)=""/140, 0x8c}, {&(0x7f0000001500)=""/37, 0x25}, {&(0x7f0000001540)=""/82, 0x52}, {&(0x7f00000015c0)=""/3, 0x3}, {&(0x7f0000001600)=""/96, 0x60}, {&(0x7f0000001680)=""/192, 0xc0}], 0xa, 0x0, 0x0, 0x1}, 0x2) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$kcm(0x2, 0x3, 0x2) close(r1) 2018/05/28 16:33:34 executing program 2: r0 = socket$kcm(0x11, 0x2, 0x0) r1 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000000), 0x4) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000040)=r1, 0x4) setsockopt$sock_attach_bpf(r0, 0x107, 0xa, &(0x7f0000001640), 0x22) 2018/05/28 16:33:34 executing program 3: r0 = socket$kcm(0x11, 0x3, 0x0) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f00000004c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_attach_bpf(r1, 0x107, 0xf, &(0x7f0000000500), 0x4) sendmsg$kcm(r0, &(0x7f0000001940)={&(0x7f0000000540)=@pppol2tpv3={0x18, 0x1, {0x0, r0, {0x2, 0x4e23, @broadcast=0xffffffff}, 0x1, 0x3, 0x4, 0x3}}, 0x80, &(0x7f0000000080)=[{&(0x7f00000005c0)="8c1f7bcef995a783fdbfb4c8d022054224e6258d60e91ca50aa85a2b926f9c56cda79b9b9fa6cfbbe330caef34e874d6454a8c8c13313de333fc2cc9dd9cfe6b655b00709664bb5b3205844bc835413f8502c7f6c101e3e0aba74df3d9ad2e33975b38d0673fd5572663c7cd98024fa9517268624295b3f7f68ac7088d86f961fa03da3c084048a49f9f8207fb3424ec1ec6805357d2ea0b09fea6cb964986df6e0667202ffd320eb192d5daf40fda5f4df757300b3c93fdf05e9b8123513741fbf7c9d4cc348600c2105520bf55", 0xce}, {&(0x7f00000006c0)="abb5076653af1842d2715824031d47e79d2e5f37a061abd7433270afaf30c552739bdff19e3a2a335bbe7017bdaee60f36f381b4fdd459cba387fe0011ea1aad0f6c1171e76d15fc0707ea3b5f8747b959ee359b7f5a1c89941017e382fc07aab7390528f2b2961b0de53f1bb8d59c3bf8e076cd3f65c80f25c2037825da97374d5c1a85d728f6bf04d32f8bf6fe6bd09a5a56617daa4eec49347062c6827aa65013a860f7b599b08103e26f14b84c005ea6f5b5435633ebbe98c6ca8c88b0094bec7e70f67eb530e9464bb4b22986460f93c9124801ba5934df05e38ba6", 0xde}], 0x2, &(0x7f00000007c0)=[{0xc8, 0x0, 0x6, "fd2a75cfa753f50a3fbff7a1be04571d1c2132430c11025d775f6a5af4faa2e805cedecd13a4ade8144fce7dd808375dc18b660518c1ddcf47f8d648ca96173b4c1838c152c3e9e62348a287a59af2e84feb0ac386775053294ee56c1016075427a3cfd9b1abeaf0b15d798f145e8ff47ec3ab7b9392cbbf9c645c3022abc5b1f294a768ba300318c4de54ff501c3ac23e0a12dfcaa2ef9ad80610b0e91b179cf4ad873b57a82357c82a131b7eacf47fb99bffae"}, {0x1010, 0x118, 0x4, "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"}, {0xa0, 0x197, 0x200, "889d959354c32e947c3f8a68d29276e29e5558f1f7a0bb260a6f4f7b7c3e4bff7bd05b409ceed9ab2ea93b7cc481517bc6a3329632fa47bdecdb9d30321d8f19c01d865b84a66ec444ad68c76e50a06cea54a193a3207443513e04ba73c3bf1d9b147d499d2372b920b6b847366b473e13e2307f713f0eb9b39032fa6c41766c957eda6b86de03bad29089bb"}], 0x1178, 0x40000}, 0x40) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000001a00)={&(0x7f0000000000)=@l2, 0x80, &(0x7f00000003c0)=[{&(0x7f0000000140)=""/175, 0xfde0}, {&(0x7f0000000200)=""/124, 0x7c}, {&(0x7f0000000280)=""/44, 0x2c}, {&(0x7f00000002c0)=""/194, 0xc2}], 0x4, &(0x7f0000000400)=""/71, 0x47}, 0x0) bpf$OBJ_GET_PROG(0x7, &(0x7f00000019c0)={&(0x7f0000001980)='./file0\x00', 0x0, 0x8}, 0x10) sendmsg$kcm(r0, &(0x7f0000000480)={&(0x7f00000000c0)=@in6={0xa, 0x0, 0x5, @dev={0xfe, 0x80}}, 0x80, &(0x7f0000000340), 0x25d, &(0x7f0000000380)}, 0x0) 2018/05/28 16:33:34 executing program 6: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x0) 2018/05/28 16:33:34 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x0) 2018/05/28 16:33:34 executing program 2: bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="18000000000000d300000000028000007a0a00ffffffff006b01"], &(0x7f0000000000)="47504c00bc3047eb525f484f89fc96dd6ca64da40ff023122e66f6", 0x0, 0xce, &(0x7f0000000500)=""/206}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x7, 0x5, &(0x7f00000003c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000200)='GPL\x00', 0x80000003, 0xbb, &(0x7f0000000300)=""/187}, 0x48) r0 = gettid() r1 = perf_event_open(&(0x7f0000000240)={0x3, 0x70, 0xfd, 0x8000, 0x10001, 0xa, 0x0, 0x0, 0x40, 0xb, 0xf66, 0x400, 0xae, 0x3, 0x2, 0x0, 0xd64, 0x1, 0x101, 0x0, 0xffff, 0x8, 0x1000, 0xffffffffffffffff, 0x0, 0x34e, 0x20, 0x3, 0x10000, 0x0, 0x1ff, 0x3, 0x97, 0x1000, 0x5, 0x7fff, 0x0, 0x3ff, 0x0, 0xb3, 0x5, @perf_config_ext={0x100}, 0x88c0, 0x1f, 0xd6, 0x7, 0x7, 0x9, 0x1}, 0x0, 0x8, 0xffffffffffffff9c, 0xb) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x80, 0x2, 0x3, 0x1, 0x0, 0x8, 0x440, 0x2, 0x802, 0x4b2, 0x100000000, 0x7, 0x9, 0x4, 0x80000, 0x8, 0xffff, 0x1, 0x8, 0x1ff, 0x540, 0x2, 0x8001, 0x400, 0x1, 0xffffffff, 0x2173, 0x0, 0x4, 0x3, 0x1000000000, 0x1, 0x8, 0x3ff, 0xffffffff00000001, 0x7, 0x0, 0xffffffffffffb639, 0x1, @perf_config_ext={0x1020, 0x40}, 0x2004, 0x400, 0x9, 0x7, 0x5, 0x0, 0x309a}, r0, 0xd, r1, 0x2) 2018/05/28 16:33:34 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x8035000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:34 executing program 4: mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='openpromfs\x00', 0x400, &(0x7f00000000c0)="4d1b2628dacb7e2587f2afb77ef62644fd6f555fa737c176ec668c6f415597b94333596ca358dd33783b06270bc1c408b0c40f0fd3882a360684c6a7f70de039ca5cce1ed9cb0749c1fc45aba3475464c84ed8ad978aa836f3242f88b527a7467413d0a6fb2c843a4d9ab2f50a8c9a858cdb5f7624c970e53eabc2d464984813024c903ebf16c75b26663554") mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='cgroup\x00', 0x200002, &(0x7f0000000240)="8d72123556a26a05ecb180d15568ed0059e105425c42da52f4dd1df4bd6e4a2204568d1b29") r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f00000002c0)={&(0x7f0000000280)='./file0\x00', 0x0, 0x10}, 0x10) sendmsg$kcm(r0, &(0x7f0000000600)={&(0x7f0000000300)=@nfc_llcp={0x27, 0x0, 0x0, 0x0, 0xff, 0x3, "278ac5cec13a7dc0cc76e01d04a2d2e70bf8177034f3632a9f3a295ba942bf1838b67cdd82cecfbd9a21fd794466e3a7ce69449ad1e0cccef8a3bc528c8876", 0x33}, 0x80, &(0x7f00000005c0)=[{&(0x7f0000000380)="8fbe18bd5d13b00983cc1f5dfc5b3e9edd65b24c9bd54ecc7bc05033b6ae9f3e87ef6e18359778747a46c773c912926c1d43", 0x32}, {&(0x7f00000003c0)="c378fe689f89c610fb86fb4c958f1e481c32e58a04ed3c7bda7c2c1035390ef7618cb1abf517c6fb037365de3befaa809eae441d956159b0babe43", 0x3b}, {&(0x7f0000000400)="06d61ced2937104384f432e2afc24b9b88e572543326a9021683876151054f5eec6b080295f07c4eeb8bcc52d7987858fd1a5cd045544f3c9089c91cb82b328df00f56f7b9217378cfda9e0406834c91d1b3bbb2290f27cf40a47a5fdeeff48a16aa08aa082527ec1add3297590f29b263a995319b2fb69ffc8e254f81bc1235d6fd41418057fffd081141d015127ad4f190caad7b33207c5cd1e66da09aab9e89bae23cbb4be303ccbf51b3be60d79f7d1ccc2828226af3a39b1cb2db3592ed3e6e653e7a94e8cad9edff353ffff9f88d8505d37dbc31c20c2c1fee2fff3752bd9be00c25e3aa9a14c1", 0xea}, {&(0x7f0000000500)="1083b1d6dd301bd79a570d7913f091034c346123e692f2d5037793f543f9e459f1b2678772bbfec4339d4ae0e98020b61cfd5cfe9093710cd9bf0208793b4cf74690b0113350035116983d0c8caaa294aefdffaeac5597172c55df4c5e2e71bc45e20662c1159cc80aee7716e2d4c64f84d7d8b57fd20c9db76b6b6aa99298587dd2ad63d538af5f37244f2a61ef037e6ef3a36dceb821f7b61a7e323f88ad3369c72532fb04", 0xa6}], 0x4, 0x0, 0x0, 0x4000000}, 0x4010) socketpair(0xf, 0x7, 0x401, &(0x7f0000000940)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000d00)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000d40)={r3}) mkdir(&(0x7f0000000d80)='./file0\x00', 0x1) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000dc0)) socket$kcm(0x29, 0x2, 0x0) mkdir(&(0x7f0000000e00)='./file0\x00', 0x1cd) mount(&(0x7f0000000e40)='./file0\x00', &(0x7f0000000e80)='./file0\x00', &(0x7f0000000ec0)='afs\x00', 0x80, &(0x7f0000000f00)="ec1dd9afa4f264c4f044f415c92456c6ea1f2ab19002c18e55d388ad15f98c39ee582df4465c49eb40a50fe930ff9ecc0c39de02c5001a31fc0a15b77612d073619af12640c3606e82ed31f3e95dcc3099cede3a4450b3723ab52e41db17e74ca1872a88664b05570fbb09a5655e9c55154152fc94ef81091a84d3de56c744795e618d7d5129fcd53993b8f62d972fa19073ab") bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000001000)={r2, 0x28, &(0x7f0000000fc0)}, 0x10) socketpair(0x1, 0x6, 0x3, &(0x7f0000001040)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE(0x0, &(0x7f0000001080)={0x360bb231ee137a2b, 0x40, 0x4, 0x0, 0x2, r2, 0x8}, 0x2c) socket$kcm(0x29, 0x7, 0x0) socket$kcm(0x29, 0x5, 0x0) bpf$MAP_CREATE(0x0, &(0x7f00000010c0)={0x0, 0x6, 0xac, 0xe15, 0x6, r4, 0x1000}, 0x2c) mount(&(0x7f0000001100)='./file0\x00', &(0x7f0000001140)='./file0\x00', &(0x7f0000001180)='securityfs\x00', 0x80000, &(0x7f00000011c0)="9cfed9b1099a264dd62ca31b3b024be70f3aa146648bfa4a5bb020814a03f7bdef3f2f3a8968dae266263fc837a236634afb1b7c2accd3746fce03f40cfe0000c668e7bd3a293a7a0ede64ead22f50dd8ec0ffe457c3efd91795f8f61f42b5bc2a51b53d2cc5ea4865fe172bde1b06836798ecee4b23632d9ff9f8316e2a35bd95667fcc2b1073") socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000001280)) socket$kcm(0x29, 0x7, 0x0) mkdir(&(0x7f00000012c0)='./file0/file0\x00', 0x3) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r2, 0x4008240b, &(0x7f0000001340)={0x5, 0x70, 0x74a94c91, 0x6, 0x40, 0x7, 0x0, 0xeff, 0x0, 0xc, 0x8, 0x100, 0xfffffffeffffffff, 0x10000, 0x6, 0x7f, 0x81, 0x0, 0x7fff, 0x1ff, 0x9, 0x3, 0x59, 0x3, 0x3, 0x0, 0x80000000, 0x7, 0x0, 0x1f, 0x27, 0x5, 0xfffffffffffffff9, 0x5, 0x1, 0x6, 0x81, 0xa90, 0x0, 0x6, 0x2, @perf_bp={&(0x7f0000001300), 0x2}, 0xc0, 0x8, 0x1ff, 0x5, 0x1, 0x9, 0x2}) socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f00000013c0)) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r5, 0x40042409, 0x1) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000001480)={r2, 0x50, &(0x7f0000001400)}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001500)={&(0x7f00000014c0)='./file0\x00', 0x0, 0x8}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000015c0)={r0, 0x50, &(0x7f0000001540)}, 0x10) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r5, 0x40042409, 0x0) ioctl$PERF_EVENT_IOC_ID(r4, 0x80082407, &(0x7f0000001600)) 2018/05/28 16:33:34 executing program 7: r0 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x10}, 0x10) bpf$OBJ_GET_PROG(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x10}, 0x10) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000140)={&(0x7f0000000100)='./file0\x00', 0x0, 0xb5db29eadffdeed0}, 0x10) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f00000001c0)={&(0x7f0000000180)='./file0\x00', 0x0, 0x10}, 0x10) mkdir(&(0x7f0000000200)='./file0\x00', 0x80) mount(&(0x7f0000000240)='\x00', &(0x7f0000000280)='./file0\x00', &(0x7f00000002c0)='hfs\x00', 0x40040, &(0x7f0000000300)="8389e0d3ebda2f0cd539f729bf4b6fa44fb5da13ec06eb3b6e080f7c0a8e806fafb11d40a49b50f55ce6594911") r2 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000380)={&(0x7f0000000340)='./file0\x00', 0x0, 0x8}, 0x10) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000400)={&(0x7f00000003c0)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000440)={0xffffffffffffff9c}) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000480)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMATTACH(r3, 0x89e0, &(0x7f00000004c0)={r4, r1}) mkdir(&(0x7f0000000500)='./file0\x00', 0x4) mkdir(&(0x7f0000000540)='./file0\x00', 0xb0) socketpair(0x2, 0x1, 0x43, &(0x7f0000000580)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet6(0xa, 0x800, 0xffffffffffff52cf, &(0x7f00000005c0)) mkdir(&(0x7f0000000600)='./file0\x00', 0x10) mount(&(0x7f0000000640)='./file0\x00', &(0x7f0000000680)='./file0\x00', &(0x7f00000006c0)='rpc_pipefs\x00', 0x4, 0x0) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000740)={&(0x7f0000000700)='./file0\x00', 0x0, 0x18}, 0x10) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000780)={0xffffffffffffffff, 0xffffffffffffffff}) mount(&(0x7f00000007c0)='./file0\x00', &(0x7f0000000800)='./file0\x00', &(0x7f0000000840)='ufs\x00', 0x1000000, &(0x7f0000000880)="dec0cd26c0f00ca50518e301d016e4480aacc00e2f0cffecc777667013a2dbd63310f1f501dd4e6691d981eb50d98741c5dd43438bbbd07db3cf32d33bee1635f1752c0d80580549274f7d8ef6685e318085b35f4004f392890dbf") mount(&(0x7f0000000900)='./file0\x00', &(0x7f0000000940)='./file0\x00', &(0x7f0000000980)='nilfs2\x00', 0x40000, &(0x7f00000009c0)="ab05a56a69257c9aa218eff831eaca1454dc6ae7e6148bded9f67e42605a753c48d9f0dd3710f2b8facd00a5a6f8949168c9af5deacef5857a4dded67bfff4cdc8973c3b2d25ded7ba29158e7751e35d85bc58e6ca220ac855249d96b5c2392684f7dbe99d900878dc365ada833ee72a4aaf59ea55112a1b46206f174a3dba435bacf52b40e69fb67f39d71ae991f4f4d7a7f2fe8967694f70d4f212e27a7645fc80018364862658f9f2c32709709ab8ab7e2ace940b8da6e23eb8964063dc7ddbddcdea7494c9a9cc66c1c83563867f70a3c5b441a324bcf9a5fcd5577902f7a40e9669") bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000ac0)={0x0, r0, 0x7}, 0x14) ioctl$PERF_EVENT_IOC_QUERY_BPF(r5, 0xc008240a, &(0x7f0000000b00)={0x1, 0x0, [0x0]}) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000b80)={&(0x7f0000000b40)='./file0\x00', r5}, 0x10) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000c00)={&(0x7f0000000bc0)='./file0\x00', r2}, 0x10) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000c80)={&(0x7f0000000c40)='./file0/file0\x00', 0x0, 0x10}, 0x10) mkdir(&(0x7f0000000cc0)='./file0/file0\x00', 0x42) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000d00)) sendmsg$kcm(r3, &(0x7f0000001240)={&(0x7f0000000d40)=@pppol2tpin6={0x18, 0x1, {0x0, r6, 0x3, 0x3, 0x3, 0x0, {0xa, 0x4e24, 0x9, @mcast1={0xff, 0x1, [], 0x1}, 0x6}}}, 0x80, &(0x7f00000010c0)=[{&(0x7f0000000dc0)="30f15e76cea0f36319ce0cc1caf07384ec4d35e725c2fd89de717f78ac09d194dbe80aaeffb0cf710db0022b866aa99fe9cb610e8361119c30189d1b7a61fa7b1a49b42e584e4412a1d4ace6a195c4076bd3f5fb12051ac02728882231443d571b6806acb80fce625157cbb6ec33c5d8f5756b871c95599b1993f64cf578472fa5f9c56001d5c1f05b68be55bf91c03fbce32ccf19b1bccd482a02a2543ce6fd51ef9d9dc2b19987081b930870f7a6df9ec4073823d7e527470158d35a2adda9a536aeb07dc7fe8b2f807843c3a8c360d898d52abd115949cf1ebf5c3640f4b25834885697a843df674e8263b060d3861e074cf2", 0xf4}, {&(0x7f0000000ec0)="0743bce980c83b57de08123fbd6705e25a90a9637fa292809918d26802512ec96ef408bfc6a15233b922e1d61b2b6d9f0fdb5f5a70734574a10dcf090de985b9d9e4ff8402e6890c270285b3ed6bd6d886af33e5dbd741ff58d665b8dabca635849fec24139311eb451ef2c0e5201659268ad8716643658df133825b4fa5623748a67c3ae8bfabc3dbb7d67fdcd4d78c6a4baefc0d6d91f1f948b2097febb9fbc8841865d8580e6a10ea0d51eeba76fbf07563898ede1f301ab4e7c58366468e175a503e7e1988e09b6b94e0682bf41d", 0xd0}, {&(0x7f0000000fc0)="fd9f7b5acbff3873122778b64bad315aa380262702324dc2439d05c7d75b4c845faafb95d320f00878c1e748f91dd3100bdee4f81e3f25104b924de095d25c381edc7477d2a90efe81d047575810bad5bfc5d8aad8fdefd4bc7ca0604b37939a20dce94816b7865d014a9623181cd8a929db26264226293f3446a53bd7da7e917bfcab04e7273780ab62daf6cfe83f89d3613b13976af389c8c42fa95d9a989e6df9e5de848570316b28a80ae213e204fb58ea134c3621cd1b8d094f5531a856577e666f295562c482378e6035e9299a644b1788cf8c6d14926638d73afd0d6959c4", 0xe2}], 0x3, &(0x7f0000001100)=[{0xd0, 0x102, 0x8, "91bb189decabc0235d87351ced713c7615f168b11bf56b4d4db990e1ff6785c14eb89675f4eb71d3122ede6dd7877a8c0d9d8dc261d6e5b9c2710aa6706c1e79942895ae624c50d2ba1e41f7155fa9f992a5dc2c9fe754efc51fc3d552ca70b87bfaa33a76b0cfa2af53b3353081c51e569be95537089b529b5dc86d92a75e71a48162b8e03820890b69df9289a12ecb5bfc3ff7ab3ed68715ac48478138dc0cdf1e3a7bfbc5e65cc53049bf68c9e0d82978e8ed5303cd933183c5f1ca155d"}, {0x50, 0x107, 0xfffffffffffffffe, "a85208875315a9f1ee425f6ccb2f87ed43f0d729778f092f16a8da5965f07c5157e87770a36539bc985d803f2259872762d2cc6c23df0cbe9cfa8d6d585d"}], 0x120, 0x48000}, 0x4004001) bpf$OBJ_GET_PROG(0x7, &(0x7f00000012c0)={&(0x7f0000001280)='./file0/file0\x00', 0x0, 0x8}, 0x10) 2018/05/28 16:33:34 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x2, 0x5, 0x2) close(r0) 2018/05/28 16:33:34 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0xa, 0x2, 0x11) r2 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000440)={&(0x7f0000000400)='./file0\x00', 0x0, 0x8}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000004c0)={r2, 0x28, &(0x7f0000000480)}, 0x10) socketpair(0xb, 0x80000, 0xfff, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r1, &(0x7f0000006ec0)={&(0x7f00000059c0)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, 0x80, &(0x7f0000006dc0)=[{&(0x7f0000005a40)=""/4096, 0x1000}, {&(0x7f0000006a40)=""/108, 0x6c}, {&(0x7f0000006ac0)=""/99, 0x63}, {&(0x7f0000006b40)=""/116, 0x74}, {&(0x7f0000006bc0)=""/170, 0xaa}, {&(0x7f0000006c80)=""/8, 0x8}, {&(0x7f0000006cc0)=""/186, 0xba}, {&(0x7f0000006d80)=""/25, 0x19}], 0x8, &(0x7f0000006e40)=""/82, 0x52, 0x80000001}, 0x3) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000240)) bpf$MAP_CREATE(0x0, &(0x7f00000017c0)={0xa, 0x9, 0x6, 0x400, 0x2, r3, 0x5}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000006f00)={0xb, 0x11, &(0x7f0000000340)=@framed={{0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffff}, [@call={0x85, 0x0, 0x0, 0x2a}, @exit={0x95}, @map={0x18, 0xb, 0x1, 0x0, r4}, @exit={0x95}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x3b29, 0x0, 0x0, 0x0, 0x9}, @jmp={0x5, 0x9, 0x0, 0x0, 0xf, 0x100, 0x8}], {0x95}}, &(0x7f0000000200)='syzkaller\x00', 0xffffffffcf093c71, 0x0, 0x0, 0x40f00, 0x1, [], r5}, 0x48) sendmsg(0xffffffffffffffff, &(0x7f00000026c0)={&(0x7f0000000000)=@rc={0x1f}, 0x80, &(0x7f0000002540)=[{&(0x7f00000002c0)="560f9b3227a5e41c73bc8b385c63b74f90c029da3885b41252c68d31d9d18d14610279eb2401b1b2e1d89fa59916c2f6e464ea80f4086ff77395874b139bd5ef72f1df5e2c8a583fcd8925e199d755f9", 0x50}], 0x1, &(0x7f00000025c0)=ANY=[]}, 0x0) setsockopt$sock_attach_bpf(r3, 0x29, 0x30, &(0x7f0000000500)=r3, 0x0) r6 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x5, 0x3, &(0x7f0000346fc8)=@framed={{0x18}, [], {0x95}}, &(0x7f00000001c0)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f0000000080)=""/251}, 0x48) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r6) sendmsg$kcm(r3, &(0x7f0000001780)={&(0x7f0000000540)=@l2={0x1f, 0x100, {0x3, 0x1e4, 0xffff, 0x8, 0x0, 0x8000}, 0x4, 0x7fffffff}, 0x80, &(0x7f0000001740)=[{&(0x7f0000000280)="e61515fe437cf420449ff44cd7e834d26b81bc9da2c1dce6bbaf05bd", 0x1c}, {&(0x7f00000005c0)="4242013721afbe0ec24aa2c602e1fc4788e78840a3f1901cb7b2c28dbabd54306183f13aff85573e5a2e52a6a8e70d4575e041c803dc1fca961802549b406bf70fefd85eb85935f48c7d416851e7a36df7d9eb8408ee025da042c948064d9912223569a18ae7e5252435ce07e7d548f6978c29097ecc1d1330bff0ed1277271c", 0x80}, {&(0x7f0000000640)="923aac518ead919144b1678ae94ebe561179c009cc54ad559a9e30bf42b3d32129836fbaea120c976996e96484ce78ead6294ebe92014b30fd3477fe1bae028be33967b0c38e17b5ea62ee0d282215ee1c4dd9342994f7dfe826cd3f038686676f4b8ffef83eeeb3f0f8ec7b31ea47216185f452975ee1739e79307332e61851830d710a18a3531e395f8ad08cf6594de7a36b19c25a9f714fc50c67823492bd4c0ad824f91bef704f88466d4b29d862b6bffe093b69c946926b8424d96944621e05003eda02cb738c362ea3b72b4d7e08dd87a79d852afb62faaf76490b0a", 0xdf}, {&(0x7f0000000740)="07ef9e0f90893f6847a399dff24d64b5a2288dfc1f6a1f8f21e8b3a58edd8fe6c12b7f7af2f4f4f82d4df0814d88f242beaf12fbb4b56d4c59ca5f943c55b781b9a022e55170f0d02012c34219944341cf837d35a597f492bb92355f22cbdeeab6fd2a1ef77b78159b095f4ce8f2df9bc5be83e82201efc6a4f7bdedd719d45b8badad66b01e799630c815b91d5835e6b7898f20df746a678d9f7b6864252110495769c229bf04def74cf2243685612f5236bbde3a12aaa63a6b2c0aacf89f43e0e531b5f56b757291ec0b3fe52bfa8cc609ba4226197c4aa20747574546bf78ccbd428530890de586b75b0c0d3bb0e3daa3a300b6e8872292f3c323fa6e4fb6298d45b55fd0cdc265dcacbed2f292b72bf880bac7434bcd2304f7ca40753e9fb4277fcb574dbdc53708f5f91b6e1f57ea9e4b49110af749936db8e7913c6051fb18e5078731f6d59e406ecc8b15413c89a7a27f86933939d76eabd5654efde5cbb669a359da65fb7a90da2bf7aff5e768831b3d4fb66b652712307bf7c8841a48164d317ab445a02d2fe00cab2d2a4e1b957a021306b817c6f00ac88c3f82b8557174a22c76de0151f22349e04efc4a5f08ea6b0e5abd3855f667a026c2689a9602f94af5effd0c9447934f209a14ed1c140fc6acd5549b3fd1ef92c64c9a461cc501f831d90974361d38319e66a8456c1f54a067a3288716faea42255ebfbe55e5bb4653d521e6ac637fba7d4855f221424fa055d11f92cecc5ee0508f3f9c8f50f29baa3892d414905021a3a32cfd9dbe62e8949ddf284a5be15f3e7d8d245728784d1484972d783625e43410443ed8a2b56a318294f185158a7ad7029d482c27b73308c5fc81dd714d9e22c9049f0d58b3880e786a87e42e3569098696b713e8fe0d3243af99b317937d03ea0a43c95b1201e6e7009f6b8dc31d6262aee4ee3d7bcb7204d7d92a8933235dd081513cd3a719392009999386514515be39b3488a26e1e787705841b4425092065d2e591aeb1b4be5b6a20351346a68f5f6a09aca7bc0e4256b8463548a0debfc3351d0abe5e06d9b419613b2859c57bf77f29cd6e27e606b821fd4081f20c7868e11f410c4f559fe7b5c52d96d2bb21c8b35d853f7450cca43b07fda0c440b4a1c05a5499218b4268235db5ce79568621bf9bbe0439372a28266e0a668ee9aee6168c7fa282f369ba729203c5a1f5283c66dcb1e58153afe44f9ce32d35d6c69b9c940ace27e7654931f85d53b8d146068b8c78c240bd6cb3ea18fda2750d829dd80555e310f182a8d42066cff25b9643c055bae629933ddbd9fdfda5a4e32a39f388b90bd015fab3eaf47d65f98725ab64d08a57600f39f1c83296eb248f50ba6a23663c8759853ec976a72303a181720a545a64b65d09085e3d1e45ee0989343123615cc8fc69d3d31746e1d174c6db488c3444e11574b9c928937fc66eb530ad7fa8641f1d91ea4d7163ca845e230202414ee5bb9e5560b0fa4e5288ec6c709a749e719a41a606683816e6dd391a69138caa742c3f1be9ab952138e86fc10a787190f81ab369a2a9860cae88d4d59acb64d83417c045882548da0f6d767a776e8b01abfade6599013c62d1224ecac05491933488cb60928a7b0d6f7de30405e06762a75b8a8b5f489fd703966cd654d35a8ceac4694af5705792b503435fea214a81118941cc7cf43b46a543151cfeccc5f43c4c5c75b2c1c209474826176f9c3a6bc2d85795d2600b25fd7bccf8bc2b98a3471fab947ec9faffef03325225be90157a8324dd02ff1709501c0434777324fb1e03e939e7667bba7917ae8cebff15b6a5d883261e53019da7d122524065361206829784976e58c588c3b4b405e7a3fff09a69e9bf80f61d9509183bc68a472c5a8feca86e4cad80b7c58cfc4f861e4b088af5f3355ae6cd8b0e5467303445efb8ee116b8bafea07febaf14db6ba1c712799a7b80b4d42dfbcba9f3f2dd4e3ba860cb782a0910edd2711e6e08b1ab92ab4bfcb2393e0403986b5f414c3a19e7babde75b2b1cd42f665ed4552fcd1530d1fde2e23bd97841d34ba2b8fc6b6d330026539261c19d7588c7c19a0b982d7842c13a195a7ab2f15c2288e3ca2fc050cac70351b8ffb5dbdab0afe5ad0b1717bb448924468af30caf23aa976128b79763f0db100a700fcccae43464e27f03c30cb23fead24dbd3d1a3f04d49e1bc896d26b50274fe50e9ecc23721dcbc63db62996007d64e1e158bd92a4526be6a3218b65da37247fcaf4c0b9e924c7ce9eb93e546f9b07b75838f623c9c6844cbba532c2e0fbfcc5dee5683f9c38514bfdcb9fec68ffba90d03a49c5cedf34007f8f22cb5ff1869058ba56899270fd9a2736554c7a2bdfae8b7e5ba502c500417c53d56e3dbb4cf29118911e6770e8d453296865f38285c47d9f17f4ab2e01e51b99714e023b6490661837abb24a2ee41c88f2ae0dac237487ca88acb46d9f54b260c1ce784342012a88e83b53c941d1a6eac58270b94541fd2614407e1533e2b4e5c401d9397c4c031e5ce359a83a75d0c8b0f80ca3df4d257a20fc350450aedf4687d2799b17ee6e52b29ca17bce61c184c458e4ae4e4f976e7689f2fddf84507228244f47690490df48f0b8c7ae55e7fbc9bdb2aa6716f05ff681fc309cfa1e4f9a7de70d126e7200ca700b978575a82602baf441e02cdfb9627b64c03fa4ac1e33c965b176a01d29c684110e3eaf3f7e99c96afaea95f2310ae70d4fd9a20cecde54160110a98697fbb475c6bd61262cdb84ce7110fb5e6ac87765db732d324fb74a7cac3d8364fd8bc7088699a3ad2d130cc983ef39bd62e4e19fa5287d20c4e8be2638b633625a3ca61bbd1f4ae75dacbd80b1814605c2f4487c9f045ab961a7addd9bd51a706384e895ade2491285e3a7e31413f48dd76aff9b5514a7a9d1ef048b6d647dc3ad42e296409d7d272108c1ebd315cae0cb753a7f6caa8eb28b4cc8a99cae042b711e266e9f09f79c0cb6b24896d25c104003f28819f065ed4beba4cdbc1b77e2bb432ae5deaf9fbd2b02da67ba5bd0ac8d3fcf45a9b24e0b7b9153e24327efcbacdcd4992f877c5bd6b43346c99357f8dabc6bd77df5e2d0cae473018f79b48ab2ebf40cd51e785c4b404df01db868e27cbac47af913780658eebc80ca37eee0c7a964b0b62671f8d23c204a373d0dbdaec259a73c871832cff972fe4f1348f313eb76529c404fb4761063e906e742b2bd003e6b1bfe9c9ebcccea78cda4135e97e15bb96574578321c79b30625f52ba875730169793fee284d4e6e248a57a0dc5821d4aca3a30309c7ffdb1aee2ec474b5af64f35954fdee8ef80052dd54053c806c804c03d5179780ebd81efddab2a40b29c3ba282bddd610e8febc5e2d57b6d235d9ac28fc12e9e43f848ad0a40f203b7792e368d8fe644fe7c757ea8ca235e29e14a140b74d3cfd376013193be5d4135cfd278b4d8ef83fa047bb0ce243741cb743285d3dcdd9988961e69a56a148033e724a8cf3dc8f6c8285b028c2b69acedc55b006ebb9f0913e3fe60f716a842430d25ef5ad38f2b9ba1d2c0d75b378433d468e5ecc697cb99646ce8e5057afefbf9c62b3f4d3b93ca2764faaf6dd9ae717505297c25c87a419a5b89c8027d270e47372d92a6a73b6c43486de6c44f454f5fb7b03a402bf5919d69d28162dcf1a621c372475bf4185aa63667e2444684f275b46f807cac8aa670328774db0347118268081bf6b22025ec5857094e0faf28484a1eeb9543c108f2a4feba70ade56dbfb2ae6a38921da2ce66ad2acded34e54db9ccb4b5b0ee06e9508a4888959899a94df4a3bdff1f977d12b036bf307c67a46fdb7051e4a535439a4d0cdf643b33548d22ebc028c83e565339e0882558aa19c6d4488d68cad12fe2b7d238b8a87b336f0e4e7a36305cf6272550c2c28417dc3dad6cb6aa435fe26b6518d035f3ef0b515dc7bc917b3e9af3e69d6fb765f208cfe4a39b987ce1ba451d6291ea9372ec6e18a1837db736c1659278a9ca268cbefe5e9e8a78e35bb67a857ba473129ff69c3ec86d0f24688fed7c1a7576c868f8be03c1fcd1057c44ac1daa950246c25e91b30b1e3879751f3ed69ad372e5a3cbe7dc609f1879bc564fb8a9c4d566e03fdfdd1cce1a17a7ea3a4979c7363003b789ecde9ad4111b537d48997218482b35834f1b939da06f0c1725cb9b519b619d698b461c350edc196df05b61ffe219a346f1994db2f33521097d23884d8798ce171ce3195e6cc186035d79d38bdcd1d95054632ed1664746ae8b81f696e28ac5487a8221490aa65e28bbe4ae03f854e955f1855b39a547db9239894f1101672291243aa45519125d039951b1f0eb4c16b09e216b9261a43cbdd148cc3ed859ceecdcd4418c919b35225ca920eb0e34b2ae59322db514852d7752e0b228a6e608dc88056039a988d578d382957471c22e24fd51fd8f9c2ce13e5b8a834374bcc8870ed8d4997a14d0a806d918fa812cdaf8798308da84bd04c3357df90925c697f01a1d47c4abb511bcbcac55b9dd51c62ad148d3b32eb851bb608de0f60abee0a404cbc81e4310a2938b01cee3631ecaa68582f83d5bfa3570773e6b11282b63c13186dc0ebbe5da20c3edd16eba464a7d81557637013a27342e2a6708712a8ba50409131dd85097d1f714168e2f8bd7baeb388241e188b90e5e7a142a6b9cc3c5c5436a016fe9e2299f19ed8b4555f5447ce5626d946f6596e422760a9a0513ebf92b8a36639187f3900a0174ba0cc8dc3b560b71e988c25a721e6ca503ea715f1b0fdc7114f6f0938f2216a518b13865a34496dc77437cbb16433afa66799113c799ea79705771fea1ed7517b6602ae02992568ccf3b796320afa43e873f2a399604fbec363b388a3fd9f00ca81b63d6b8882d6c2c3ba28ed732221e22d610caeccd19d83072646e65f59027b9684f93b023044193634e782e5e73b3862e05a706249b72f9b14aee1a3b14d2f1680b40dd00a1f4b6a52024998b23017172d0375c1c29875254b870cda143af34a6aedac197a6b38de568bd9c9265b1f0cdf56301076e901efbf5aa6ac079f7430fe2b55e13f65d3790f25f4d27667523146c11289544cf2e1a73c20fb7ad53db7455674e28fdf17da940127586a1e3ff7f54435f5da0161847b17e3f202264f9ec3f63e4764882b8f0882a1cdf34170d3a425da0489ab0eed547150cc83326477d2a2f34332c4b1ead1442476d2c4e70844d06b56a1ee827045ed50c409bb2723aee836bc4b90f7164b28a6bf10297f2b0f7ebdb19c1d6f501b475106ca694e051fa0d1be95cb60411b0c0f9e83904e381ef5e6b84bc7e55630b55524759f5e061277f2a0eff2030fd757f6b134439988958255d25c44ca9c862ddd0ef450153389ca1802fd0583fa31018fdae984e6d144bb2a589b5eac42f79f3be6a75c9d0ba737ae6f944c98b536b6ce9d5d1a223a7d0143c3a22b14311b1b64c1e9620bc6e91ee669ecc450a554ea1ed77c01f7d671959706145d641147a37268b15d06fd73a3f7be19e829ed1550ff8534b8e00bdb205a64f78b86b9b1927430a6a7a6c027fbf4303b52e1f536b2b3783d2cd2b5a68245bbe698fdca5a0a54d49e2e65b3860885dc0db0770ea5fd0f478e59f9ce49909934835ce0662f742ad81971b492b169b3072f5391971bdcab84b670d0e7164c2a70563cc0d761052ad6f00ef650e6218f0c1118cbacfc72c05f685e1340b9abd8325fb365b6888b4595c1fed55fb5f11ae8a92f0", 0x1000}], 0x4, &(0x7f0000002700)=[{0x28, 0x1ff, 0xfc, "750e8dd652b6bda7fbd5aacb484d12a7a7"}, {0x1010, 0x102, 0x4, "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{0xe8, 0x117, 0x2, "1190dccab70b73041bfec7000e48062bb7ac899ae1c08dd666aa596b2026e636f67c8067e64214cee7ec0c5a38e0f504958c7b7bb6d0d3a1b690a17e9759cc0be361942d2b4e1a5a24a409e2b733d5d4950c73da1d12c78a24db23c39d0f068d55bb2ca6d0115a3f98a7be1875b9cbddeed2eecc3a036e98bfb6052709d86da5b34a09dc8cd62cdbd8b2afbb049e24624d8d0ed3f3b1481ac77fdf6d0084d7cb66fc0e4240f68fde803a806eae61e93c93a980a8f2115531b397d612fd8d665e9818e34d91fb7ebf002f1c8c91af06036f7c9b002b44c71e"}, {0x60, 0x6, 0x0, "b1711dce78a07f4dd373403a42bcf68cc8936a4d904dbde945ec32c66b7236fc91fb51c232bf95dec9dabd8ba48147622bc169d35400c8aca2730fddbb6b59daaebce6a185b77abdf5"}, {0xc0, 0x110, 0x9, "e745d2d21009aed7663f5d51ffec82cf034f68644b28aeffa1e4c99ba9e0440ff90760420906e1d57a7052c5032a8403f52570ff75a851de97a33289fdd438aefebb6105e2e3e591c9b271ea8c22375cc10e939b3472e8de17826e23359d614c26925076c0ca1e6528fe52d24910249e0b184efe7d6ebdc169d3b5e8bfd7e1f870a2064ee0e304edcbe1694b4a8dafc475afd8a9815110415fecd9b95fcc1d74efe4bf3773ea21718fc5"}, {0xe0, 0x11d, 0x800, "1bd48e94e99bf8bcd5e4e73f7b476b49b0ddeaa55050f49a7a260097bd279bb4f1cb5ad2908e9f0185b99df7ac4d006017c2ba14ef5db09585282d45d8486954e65804f13405a3cefe71ff066c1b1106463f39217656db4937022dc51f505820b2219b5f30b69f42c0436bb5691cae6a4bad19dca1ac3abd0ec7057a655d07cee1e3c2777e7dafb31fe4b6b247662002bcfebe8968807a54a09541d02fedceef40c9aaa7767f189db21292e23552c5146675714e790697328f7775acab9a64d3011d5bd327685684fe"}], 0x1320, 0x4000}, 0x90) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000001800)=ANY=[@ANYBLOB="00000000ae05483eff76b35a2013a2efad31371c58655f509707fe15da771dfc82ecb75f3fd3e2e3fa74436c3755c871bf71c6ef58c03028a7834f16b41bb7ad7d1ceda871c0185eda4c95b06cf46380f7b7fb3308fef37db714ebcceaa086baee85468082f617021e6eb384927a8308964553798c0d952d479a9483762a4b47e58927d6529a2304d8fc27e21b054312ff7addbe9e2dd1582b6c9ac0696e2d045ce6d897bdf35a3ff8243ce56713e1399ca6567f"]) 2018/05/28 16:33:36 executing program 2: r0 = socket$kcm(0xa, 0x2, 0x11) setsockopt$sock_attach_bpf(r0, 0x29, 0x30, &(0x7f0000000700), 0x20000704) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000080)={r0}) 2018/05/28 16:33:36 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x6558000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:36 executing program 1: socket$kcm(0x29, 0x2, 0x0) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xaf50, 0x9}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$kcm(0x2, 0x5, 0x2) close(r0) socket$kcm(0x29, 0x7, 0x0) 2018/05/28 16:33:36 executing program 4: bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000040)={0xffffffffffffff9c, 0x28, &(0x7f0000000000)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000080)={r0, 0x8001, 0x18}, 0xc) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0xc, 0x3, &(0x7f00000000c0)=@framed={{0xffffff85, 0x0, 0x11, 0x0, 0xff000000, 0x5}, [], {0x95}}, &(0x7f00000002c0)='syzkaller\x00', 0x9, 0xcf, &(0x7f0000000340)=""/207}, 0x48) 2018/05/28 16:33:36 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000080)={0x4, 0x0, [0x0, 0x0, 0x0, 0x0]}) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000100)) 2018/05/28 16:33:36 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x0) 2018/05/28 16:33:36 executing program 3: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xa, 0x7, 0x40f9, 0x42, 0x2, 0xffffffffffffffff, 0x0, [0x140]}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000040)={r0, 0x28}, 0x10) 2018/05/28 16:33:36 executing program 6 (fault-call:1 fault-nth:0): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 205.991764] FAULT_INJECTION: forcing a failure. [ 205.991764] name failslab, interval 1, probability 0, space 0, times 0 [ 206.003430] CPU: 1 PID: 17847 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 206.010726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 206.020098] Call Trace: [ 206.022706] dump_stack+0x1b9/0x294 [ 206.026359] ? dump_stack_print_info.cold.2+0x52/0x52 [ 206.031574] ? zap_class+0x720/0x720 [ 206.035329] should_fail.cold.4+0xa/0x1a [ 206.039418] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 206.044530] ? perf_trace_lock+0x900/0x900 [ 206.048775] ? print_usage_bug+0xc0/0xc0 [ 206.052860] ? lock_downgrade+0x8e0/0x8e0 [ 206.057014] ? lock_release+0xa10/0xa10 [ 206.061094] ? lock_acquire+0x1dc/0x520 [ 206.065086] ? sctp_get_port_local+0x3d7/0x1540 [ 206.069764] __should_failslab+0x124/0x180 [ 206.074015] should_failslab+0x9/0x14 [ 206.077826] kmem_cache_alloc+0x47/0x760 [ 206.081887] ? kasan_check_write+0x14/0x20 [ 206.086129] ? do_raw_spin_lock+0xc1/0x200 [ 206.090374] sctp_get_port_local+0xb1e/0x1540 [ 206.094892] ? sctp_unhash+0x10/0x10 [ 206.098627] ? lock_downgrade+0x8e0/0x8e0 [ 206.102803] ? print_usage_bug+0xc0/0xc0 [ 206.106949] ? find_held_lock+0x36/0x1c0 [ 206.111035] ? lock_acquire+0x1dc/0x520 [ 206.115814] ? inet_autobind+0x1f/0x1a0 [ 206.119842] sctp_get_port+0x12b/0x1b0 [ 206.123745] ? sctp_get_port_local+0x1540/0x1540 [ 206.128519] ? trace_hardirqs_on+0xd/0x10 [ 206.132674] ? __local_bh_enable_ip+0x161/0x230 [ 206.137359] inet_autobind+0xbd/0x1a0 [ 206.141166] inet_sendmsg+0x4c3/0x690 [ 206.144978] ? copy_msghdr_from_user+0x3a0/0x560 [ 206.149740] ? ipip_gro_receive+0x100/0x100 [ 206.154063] ? move_addr_to_kernel.part.18+0x100/0x100 [ 206.159357] ? security_socket_sendmsg+0x94/0xc0 [ 206.164109] ? ipip_gro_receive+0x100/0x100 [ 206.168439] sock_sendmsg+0xd5/0x120 [ 206.172153] ___sys_sendmsg+0x805/0x940 [ 206.176136] ? copy_msghdr_from_user+0x560/0x560 [ 206.180904] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 206.186445] ? proc_fail_nth_write+0x96/0x1f0 [ 206.190953] ? __fget_light+0x2ef/0x430 [ 206.194944] ? fget_raw+0x20/0x20 [ 206.198480] ? find_held_lock+0x36/0x1c0 [ 206.202547] ? kasan_check_write+0x14/0x20 [ 206.206808] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 206.212343] ? sockfd_lookup_light+0xc5/0x160 [ 206.217098] __sys_sendmsg+0x115/0x270 [ 206.220981] ? __ia32_sys_shutdown+0x80/0x80 [ 206.225656] ? __sb_end_write+0xac/0xe0 [ 206.229641] ? fput+0x130/0x1a0 [ 206.232919] ? ksys_write+0x1a6/0x250 [ 206.236826] __x64_sys_sendmsg+0x78/0xb0 [ 206.240887] do_syscall_64+0x1b1/0x800 [ 206.244772] ? finish_task_switch+0x1ca/0x840 [ 206.249274] ? syscall_return_slowpath+0x5c0/0x5c0 [ 206.254206] ? syscall_return_slowpath+0x30f/0x5c0 [ 206.259138] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 206.264565] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 206.269416] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.274618] RIP: 0033:0x455a09 [ 206.277808] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 206.285523] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 2018/05/28 16:33:36 executing program 4: socketpair(0x1b, 0x80002, 0x6, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet6(0xa, 0x807, 0xabd, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r0, &(0x7f0000001640)={&(0x7f00000000c0)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x1, 0x3, 0x3, 0x3}}, 0x80, &(0x7f00000015c0)=[{&(0x7f0000000200)="4c0d29f7138db6182d33873929e2238d3fd7a5802d013f2baf533a6f976407661cd0e1cdce7937a502a4f5a0e758aeb4fe14d58fdaf9907c1e95c834855444ea82", 0x41}, {&(0x7f0000000280)="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", 0x1000}, {&(0x7f0000001280)="a6cd273935729788db0a43ea2a57290f3318192e4e24e45b5e85412c44bde1767e83b24823d06ed47d19ffb84a212d2445058ce62d67cbfe52b8a6c2d4cb63429ef4ac5be50d829bdf8fffcf4bfd2c2a88710bbb391362fae0a7484d810ab2a089c0be35f9b09d0903f992f1e6c1ece55f9216e1e09921396d5e43541a93911bc610569e153c171c46b2fbf975a0c09225459c9ef1e9ae8b6042483062901940ca332de6f16cd4da21f8d5f677105e8f4d0d5653db7394dd6f", 0xb9}, {&(0x7f0000001340)="ccda962f6dbe0eec618f7d645a673c4accaf14e42038283dca9f2bf9164ea274bdf7ca0dc114e292ab4c9a9d832a02d20975d29e47ad13825d906e629763eab310c1d123ae5382308a5ece14b2651f36bcff84e53c83e10434bfda6f741c475ea0cdece517b2a080693bedc7099d6acb45f684c6ecd70f3bbc82cc2520c68dd198a6bac3befc86e6d083fa4b921db39afe27fbd2977bd774e0e1203379b540b79e53d02658f8a697d05acc7a9b39f4f1a78bf8db7d3117578ec8baa2812a", 0xbe}, {&(0x7f0000001400)="8d23cd41113ae3417aaf470efc272a277387d7c2ad687943d1e23019e68a0d7fdbd312eb13ec5a97eb2727542bb2509aa4056e81173ecd728d0590c099870644dd049ccfe7a0dd06ff8de5faa2fc5bdf4b2e2dc1b0c2e5d176c8243d1d14ada5c997b4f11332c0a3db9dcfbf658afee820741c4afc009dc5a517522b820bb04296966461e246e016e962e65e9aad8c9997b1480e9cf158f4f548ec4ca9afe9ec97f96d3457342ceae7d0254172f080acead709d4fb24c4d145b49db4e42a1cb944dbe47a731cc9919a7df9b4ac77e7ce8a83d8d7271c9e0210418f6196d16c3842b899b47864a310aa5378a80f83f82be1", 0xf1}, {&(0x7f0000001500)="e0597111d4e5f43e28d9217b2135646d6f5a01e4607a5e378f1f9a2a4d3cae50f28616c7ca6ee27a4560b5cdecfc3fea1960a215d429df64cbf97689ddcbd9003c7384f815d1fe8a2134d3fb9e1caeb70e0bd7fd036c3da39ac39319f82b9ff1822e7ab7bee798ae1f670140b0f9debf4988c01884e7b3df4083d010", 0x7c}, {&(0x7f0000001580)="6a57471658cf5e95c44c5b20a7d32e4ab18d5d152f2e83b712eb2d", 0x1b}], 0x7, 0x0, 0x0, 0x20004080}, 0x48085) r2 = socket$kcm(0x2, 0x2, 0x0) sendmsg(r2, &(0x7f00000001c0)={&(0x7f0000000140)=@in={0x2, 0x4e22}, 0x80, &(0x7f0000000000), 0x0, &(0x7f0000000000)=[{0x18, 0x0, 0x7, "01"}], 0x18}, 0x0) 2018/05/28 16:33:36 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x806000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:36 executing program 2: 2018/05/28 16:33:36 executing program 7: r0 = socket$kcm(0x2, 0x5, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000340)={0xffffffffffffffff, 0x0, 0x5, 0xdc, &(0x7f0000000180)="d2b80205fc", &(0x7f0000000240)=""/220}, 0x28) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000480)={0xe, 0xa, &(0x7f0000000380)=@raw=[@map={0x18, 0x0, 0x1}, @exit={0x95}, @ldst={0x1, 0x1, 0x6, 0xf, 0x6, 0x5c, 0xfffffffffffffff0}, @generic={0x8, 0x7ff, 0x800, 0x4}, @exit={0x95}], &(0x7f0000000100)='GPL\x00', 0x7, 0x5b, &(0x7f0000000400)=""/91, 0x41000, 0x1, [], 0x0, 0x2}, 0x48) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000200)={r0, r1}) setsockopt$sock_attach_bpf(r0, 0x84, 0x10, &(0x7f0000000180), 0x8) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x10}, 0x10) r3 = perf_event_open(&(0x7f0000000080)={0x0, 0x70, 0x5, 0x16cbd915, 0x6, 0x1, 0x0, 0x80000000, 0x20, 0xc, 0xfffffffffffffff7, 0x5, 0x3a8, 0x7, 0x4, 0x1, 0x9, 0xe72, 0x5, 0x401, 0x100000001, 0x4, 0xfffffffffffffffc, 0x9, 0x1000, 0x4, 0x8, 0x0, 0x80000000, 0x79, 0x3f, 0x4, 0x0, 0x6, 0xffffffffffffffff, 0x4, 0x6, 0x3, 0x0, 0x2, 0x7, @perf_config_ext={0x7, 0x8}, 0x108, 0x67, 0x0, 0x0, 0x3, 0x80, 0xd40}, 0xffffffffffffffff, 0x6, 0xffffffffffffff9c, 0xb) ioctl$PERF_EVENT_IOC_SET_BPF(r3, 0x40042408, r2) bpf$OBJ_GET_MAP(0x7, &(0x7f00000001c0)={&(0x7f0000000140)='./file0\x00', 0x0, 0x652da76e2503d022}, 0x10) 2018/05/28 16:33:36 executing program 6 (fault-call:1 fault-nth:1): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 206.292799] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 206.300071] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 206.307348] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 206.314610] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000000 2018/05/28 16:33:36 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x61}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000080)) r1 = socket$kcm(0x2, 0x5, 0x2) close(r1) r2 = bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000040)='./file0\x00', 0x0, 0x10}, 0x10) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000140)={r2, &(0x7f0000000100)="28c7e027d4c4cb788a4ce47e7b9562"}, 0x10) [ 206.615157] sctp: [Deprecated]: syz-executor7 (pid 17872) Use of struct sctp_assoc_value in delayed_ack socket option. [ 206.615157] Use struct sctp_sack_info instead [ 206.647169] FAULT_INJECTION: forcing a failure. [ 206.647169] name failslab, interval 1, probability 0, space 0, times 0 [ 206.659089] CPU: 0 PID: 17875 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 206.666400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 206.675779] Call Trace: [ 206.678417] dump_stack+0x1b9/0x294 [ 206.679243] sctp: [Deprecated]: syz-executor7 (pid 17877) Use of struct sctp_assoc_value in delayed_ack socket option. [ 206.679243] Use struct sctp_sack_info instead [ 206.682084] ? dump_stack_print_info.cold.2+0x52/0x52 [ 206.702555] ? graph_lock+0x170/0x170 [ 206.706403] should_fail.cold.4+0xa/0x1a [ 206.710519] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 206.715654] ? find_held_lock+0x36/0x1c0 [ 206.719754] ? lock_downgrade+0x8e0/0x8e0 [ 206.723936] ? graph_lock+0x170/0x170 [ 206.727763] ? mark_held_locks+0xc9/0x160 [ 206.731941] ? __local_bh_enable_ip+0x161/0x230 [ 206.736656] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 206.741721] ? sctp_get_port_local+0xece/0x1540 [ 206.746429] ? trace_hardirqs_on+0xd/0x10 [ 206.750615] ? __local_bh_enable_ip+0x161/0x230 [ 206.755351] ? sctp_get_port_local+0xee4/0x1540 [ 206.760062] ? rt_mutex_enqueue+0xb2/0x290 [ 206.764340] __should_failslab+0x124/0x180 [ 206.768615] should_failslab+0x9/0x14 [ 206.772456] kmem_cache_alloc_trace+0x4b/0x780 [ 206.777078] ? graph_lock+0x170/0x170 [ 206.780915] ? mark_held_locks+0xc9/0x160 [ 206.785101] sctp_add_bind_addr+0xf9/0x4a0 [ 206.789381] ? sctp_bind_addr_free+0x20/0x20 [ 206.793853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 206.799425] ? sctp_v6_available+0x12b/0x300 [ 206.803875] ? sctp_inet6_bind_verify+0xb2/0x500 [ 206.808673] sctp_do_bind+0x30d/0x5f0 [ 206.812522] sctp_autobind+0x16d/0x1f0 [ 206.816442] ? zap_class+0x720/0x720 [ 206.820161] ? sctp_do_bind+0x5f0/0x5f0 [ 206.824138] ? sctp_endpoint_is_peeled_off+0xf1/0x130 [ 206.829330] sctp_sendmsg_new_asoc+0xc3c/0x1120 [ 206.834015] ? sctp_sendmsg+0x125e/0x1d70 [ 206.838185] ? sctp_autobind+0x1f0/0x1f0 [ 206.842253] ? __local_bh_enable_ip+0x161/0x230 [ 206.846947] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 206.852071] ? lock_sock_nested+0x9f/0x120 [ 206.856390] ? trace_hardirqs_on+0xd/0x10 [ 206.860536] ? __local_bh_enable_ip+0x161/0x230 [ 206.865216] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 206.870779] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 206.875966] sctp_sendmsg+0x1888/0x1d70 [ 206.879936] ? do_raw_spin_unlock+0x9e/0x2e0 [ 206.884344] ? sctp_id2assoc+0x3e0/0x3e0 [ 206.888406] ? _raw_spin_unlock_bh+0x30/0x40 [ 206.892826] ? __release_sock+0x3a0/0x3a0 [ 206.896988] inet_sendmsg+0x19f/0x690 [ 206.900785] ? copy_msghdr_from_user+0x3a0/0x560 [ 206.905544] ? ipip_gro_receive+0x100/0x100 [ 206.909861] ? move_addr_to_kernel.part.18+0x100/0x100 [ 206.915150] ? security_socket_sendmsg+0x94/0xc0 [ 206.919896] ? ipip_gro_receive+0x100/0x100 [ 206.924211] sock_sendmsg+0xd5/0x120 [ 206.927925] ___sys_sendmsg+0x805/0x940 [ 206.931896] ? copy_msghdr_from_user+0x560/0x560 [ 206.936651] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 206.942186] ? proc_fail_nth_write+0x96/0x1f0 [ 206.946677] ? __fget_light+0x2ef/0x430 [ 206.950645] ? fget_raw+0x20/0x20 [ 206.954092] ? find_held_lock+0x36/0x1c0 [ 206.958149] ? kasan_check_write+0x14/0x20 [ 206.962401] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 206.968022] ? sockfd_lookup_light+0xc5/0x160 [ 206.972515] __sys_sendmsg+0x115/0x270 [ 206.976407] ? __ia32_sys_shutdown+0x80/0x80 [ 206.980811] ? __sb_end_write+0xac/0xe0 [ 206.984794] ? fput+0x130/0x1a0 [ 206.988069] ? ksys_write+0x1a6/0x250 [ 206.991878] __x64_sys_sendmsg+0x78/0xb0 [ 206.995938] do_syscall_64+0x1b1/0x800 [ 206.999823] ? syscall_return_slowpath+0x5c0/0x5c0 [ 207.005705] ? syscall_return_slowpath+0x30f/0x5c0 [ 207.010642] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 207.016009] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 207.020852] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.026039] RIP: 0033:0x455a09 [ 207.029224] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 207.036958] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 207.044230] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 207.051506] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 207.058794] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/05/28 16:33:37 executing program 2: bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0xe, &(0x7f0000001000)=ANY=[@ANYBLOB="b702000000000000bfa30000e3ff00000803000020feffff7a0af0fff8ffffff79a4f0ff00000000b7060001000000640500000000000704010000000000b7030000000000006a0a00fe0000100000000000003619f3abe77282320000001a000000b70000000000000095000000"], &(0x7f0000000100)='GPL\x00'}, 0x48) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000005040)={&(0x7f0000003c80)=@hci={0x0, 0x0}, 0x80, &(0x7f0000004f80)=[{&(0x7f0000003d00)=""/77, 0x4d}, {&(0x7f0000003d80)=""/4096, 0x1000}, {&(0x7f0000004d80)=""/165, 0xa5}, {&(0x7f0000004e40)=""/44, 0x2c}, {&(0x7f0000004e80)=""/146, 0x92}, {&(0x7f0000004f40)=""/62, 0x3e}], 0x6, &(0x7f0000005000)=""/57, 0x39, 0x9}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f0000005080)={0x4, 0x5, &(0x7f0000000080)=@framed={{0x18, 0x0, 0x0, 0x0, 0x34a41964, 0x0, 0x0, 0x0, 0x7f9}, [@generic={0x40, 0x7fffffff, 0x1, 0x3}], {0x95}}, &(0x7f00000000c0)='syzkaller\x00', 0x2567, 0xc7, &(0x7f0000000140)=""/199, 0x41f00, 0x0, [], r0, 0x8}, 0x48) 2018/05/28 16:33:37 executing program 7: mkdir(&(0x7f00000018c0)='./file0\x00', 0x0) mkdir(&(0x7f0000000080)='./file0\x00', 0x4) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000001c00)={0xffffffffffffffff}) sendmsg$kcm(r0, &(0x7f0000001d00)={&(0x7f0000001c40)=@pppoe={0x18, 0x0, {0x3, @empty, 'gre0\x00'}}, 0x80, &(0x7f0000001cc0), 0x0, 0x0, 0x0, 0x20000040}, 0x80) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f0000000300)='ramfs\x00', 0x0, &(0x7f0000000380)) mount(&(0x7f0000000240)='./file0\x00', &(0x7f0000000000)='.', &(0x7f0000000480)="b3b8155713fb18dea1325403cf49458ea055d7591982903d491d14c2e9cbc39e8bf705c21d4cc6c570ba1b1b03c6db40040c163a6dee9329d669c3a83a02ef2119957d6d4d06f79c5d29c3f97acbbbd1a0034898939712cc63020f31107f31c3a7ea6b055a3d9cd058451eefee6ebdb0357831796761e16f810e2452be7d0bbb99ee890739873f2de48187428342a5e95f625e7b49265dcb01cdb718bd2920863ed6af48bf044ad87394625a24423d5fefebc93d3a4a96d582c636a0bc3ec3fa80854deb41daa221d12ed5bdc1aeaabed9dcbb850b47a98ab25649387ab11d7b205a07b9082b736c17f97d", 0x1004, 0x0) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000280)='binfmt_misc\x00', 0x80002, &(0x7f00000000c0)="8c296ee4e0fb57f6657f4984b8a39f6a8b5fb9d60e2ac4181cc4ef6c51fa8555f86b0457c5bf98463d") mount(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)='./file0\x00', &(0x7f0000000700)='fuse\x00', 0x9000, 0x0) socketpair$packet(0x11, 0x7ffffffffe, 0x300, &(0x7f00000005c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r1, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000440)=[{&(0x7f0000000740)=""/4096, 0x1000}, {&(0x7f0000000340)=""/218, 0xda}, {&(0x7f0000000180)=""/120, 0x78}, {&(0x7f00000002c0)=""/17, 0x11}], 0x4, &(0x7f0000001740)=""/134, 0x86, 0x1ff}, 0x40000000) mount(&(0x7f00000006c0)='./file0\x00', &(0x7f0000000100)='.', &(0x7f0000753000)='mslos\x00', 0x3002480, &(0x7f0000000700)) mkdir(&(0x7f0000000140)='./file0\x00', 0x80) 2018/05/28 16:33:37 executing program 3: r0 = socket$kcm(0xa, 0x2, 0x11) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000000)) setsockopt$sock_attach_bpf(r0, 0x29, 0x2d, &(0x7f0000000280), 0x3ca) 2018/05/28 16:33:37 executing program 4: bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0x0, 0x8}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x12, 0x2, &(0x7f00000004c0)=@raw=[@initr0={0x18}], &(0x7f0000000100)='syzkaller\x00', 0x0, 0x21, &(0x7f0000000580)=""/33}, 0x48) recvmsg$kcm(0xffffffffffffff9c, &(0x7f000001ae00)={&(0x7f000001aa40)=@hci={0x0, 0x0}, 0x80, &(0x7f000001acc0)=[{&(0x7f000001aac0)=""/30, 0x1e}, {&(0x7f000001ab00)=""/186, 0xba}, {&(0x7f000001abc0)=""/111, 0x6f}, {&(0x7f000001ac40)=""/80, 0x50}], 0x4, &(0x7f000001ad00)=""/254, 0xfe, 0x80000000}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f000001ae40)={0xf, 0x8, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x31}, @initr0={0x18, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x4}, @exit={0x95}, @exit={0x95}], &(0x7f0000000040)='GPL\x00', 0x2, 0x27, &(0x7f0000000080)=""/39, 0x94c700906cd98e42, 0x1, [], r0, 0x7}, 0x48) 2018/05/28 16:33:37 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x0) r1 = socket$kcm(0x2, 0x3, 0x2) close(r1) 2018/05/28 16:33:37 executing program 6 (fault-call:1 fault-nth:2): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:37 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x0) 2018/05/28 16:33:37 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xa00000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 207.066065] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000001 [ 207.396281] FAULT_INJECTION: forcing a failure. [ 207.396281] name failslab, interval 1, probability 0, space 0, times 0 [ 207.407716] CPU: 1 PID: 17913 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 207.415017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.424394] Call Trace: [ 207.427021] dump_stack+0x1b9/0x294 [ 207.430698] ? dump_stack_print_info.cold.2+0x52/0x52 [ 207.435929] ? __kernel_text_address+0xd/0x40 [ 207.440466] should_fail.cold.4+0xa/0x1a 2018/05/28 16:33:37 executing program 4: socketpair(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x0, 0x80004, 0x8, &(0x7f0000000040)) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x2000000000004a}, 0xfffffffffffffe26) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8946, &(0x7f0000000100)="6c6f00966fd651b159a9c84a2c60d29800000020") 2018/05/28 16:33:37 executing program 3: socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000000280)={0xffffffffffffffff}) r1 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000002c0)=0xffffffff, 0x4) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000300)=r1, 0x4) r2 = socket$kcm(0x2, 0x5, 0x0) setsockopt$sock_attach_bpf(r2, 0x84, 0x7c, &(0x7f0000000180), 0x8) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000340)) mount(&(0x7f00000000c0)='./file0/file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x800, &(0x7f00000001c0)="921553e351166dbab95a8f1ccef6fd8c513dd1642e8bc1dac8013416147581cca91f9110ad6e9b0ad2412537319077a11b295700006fb799c98b1e6f93beeaf245e1d7198100d1b2c81220fd461c7234d6ec8ea1ceeeabb34b130a803e41bb61389322b449138c89c7f299eb3a8cf8d30b66e7f1039f633125d2460b9d9895b41b50a21ebc8710ad4b1d") r3 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x10}, 0x10) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000080)=r3, 0x4) [ 207.444559] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 207.449703] ? save_stack+0xa9/0xd0 [ 207.453369] ? graph_lock+0x170/0x170 [ 207.457204] ? sctp_add_bind_addr+0xf9/0x4a0 [ 207.461754] ? sctp_do_bind+0x30d/0x5f0 [ 207.465777] ? sctp_autobind+0x16d/0x1f0 [ 207.469881] ? sctp_sendmsg_new_asoc+0xc3c/0x1120 [ 207.474777] ? sctp_sendmsg+0x1888/0x1d70 [ 207.478956] ? inet_sendmsg+0x19f/0x690 [ 207.483755] ? find_held_lock+0x36/0x1c0 [ 207.487865] ? __lock_is_held+0xb5/0x140 [ 207.491975] ? check_same_owner+0x320/0x320 2018/05/28 16:33:37 executing program 2: bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x0, 0x1, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='syzkaller\x00', 0x0, 0xc3, &(0x7f0000009f3d)=""/195}, 0x48) socketpair(0xa, 0x80007, 0xffffffff, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000001c0)={r1, &(0x7f0000000080)="e7ba3c4b86dc4498e030171a0e3fcf395bf4839ebf6a9876d7e8602bd64f00fb94b7201ca024ff4dbabb7db71976fbfadc1a684ca2474b831145197ef864699b8b92c578beba89fd803b5f94576e1448dfb46cf53505568e92c1d3b5c6024ddd00561ce37a2e652120da4b1d4944d1d307deaea3191d24e6a7649f86944465446c6f292220d37e4c", &(0x7f0000000140)=""/127}, 0x18) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000400)={r0, 0x28, &(0x7f00000003c0)}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x5, &(0x7f0000001fd8)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x15, 0x0, 0x2}, [@ldst={0x7}], {0x95}}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0x437, &(0x7f000000cf3d)=""/195}, 0x48) 2018/05/28 16:33:37 executing program 7: bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={0xffffffffffffffff, &(0x7f0000000040), &(0x7f0000000080)}, 0x20) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000004c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000380)=[{&(0x7f0000000300)="14", 0x1}], 0x1, &(0x7f0000000400)}, 0x0) sendmsg(r0, &(0x7f0000000880)={0x0, 0x0, &(0x7f0000000640)=[{&(0x7f0000000600)=' ', 0x1}], 0x1, &(0x7f00000006c0)}, 0x0) recvmsg(r1, &(0x7f0000001c80)={&(0x7f00000018c0), 0x80, &(0x7f0000001c00)}, 0x2) [ 207.496340] ? rcu_note_context_switch+0x710/0x710 [ 207.501670] __should_failslab+0x124/0x180 [ 207.505949] should_failslab+0x9/0x14 [ 207.509793] kmem_cache_alloc_trace+0x2cb/0x780 [ 207.514480] ? sctp_add_bind_addr+0xf9/0x4a0 [ 207.518903] ? rcu_read_lock_sched_held+0x108/0x120 [ 207.523919] ? kmem_cache_alloc_trace+0x616/0x780 [ 207.528770] sctp_association_new+0x11f/0x2170 [ 207.533343] ? memcpy+0x45/0x50 [ 207.536706] ? sctp_add_bind_addr+0x3a6/0x4a0 [ 207.541193] ? sctp_trans_elect_best+0x3d0/0x3d0 [ 207.545945] ? sctp_bind_addr_free+0x20/0x20 [ 207.550351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 207.555885] ? sctp_v6_available+0x12b/0x300 [ 207.560302] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 207.565836] ? sctp_v6_to_sk_saddr+0xef/0x250 [ 207.570331] ? sctp_do_bind+0x3e5/0x5f0 [ 207.574305] ? sctp_autobind+0x16d/0x1f0 [ 207.578359] ? zap_class+0x720/0x720 [ 207.582069] ? sctp_do_bind+0x5f0/0x5f0 [ 207.586047] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 207.591230] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 207.596419] ? security_sctp_bind_connect+0x99/0xc0 [ 207.601462] sctp_sendmsg_new_asoc+0x39b/0x1120 [ 207.606140] ? sctp_sendmsg+0x125e/0x1d70 [ 207.610300] ? sctp_autobind+0x1f0/0x1f0 [ 207.614359] ? __local_bh_enable_ip+0x161/0x230 [ 207.619031] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 207.624056] ? lock_sock_nested+0x9f/0x120 [ 207.628289] ? trace_hardirqs_on+0xd/0x10 [ 207.632445] ? __local_bh_enable_ip+0x161/0x230 [ 207.637125] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 207.642669] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 207.647853] sctp_sendmsg+0x1888/0x1d70 [ 207.651822] ? do_raw_spin_unlock+0x9e/0x2e0 [ 207.656225] ? sctp_id2assoc+0x3e0/0x3e0 [ 207.660290] ? _raw_spin_unlock_bh+0x30/0x40 [ 207.664709] ? __release_sock+0x3a0/0x3a0 [ 207.668958] inet_sendmsg+0x19f/0x690 [ 207.672761] ? copy_msghdr_from_user+0x3a0/0x560 [ 207.677511] ? ipip_gro_receive+0x100/0x100 [ 207.682782] ? move_addr_to_kernel.part.18+0x100/0x100 [ 207.688148] ? security_socket_sendmsg+0x94/0xc0 [ 207.692897] ? ipip_gro_receive+0x100/0x100 [ 207.697223] sock_sendmsg+0xd5/0x120 [ 207.700935] ___sys_sendmsg+0x805/0x940 [ 207.704925] ? copy_msghdr_from_user+0x560/0x560 [ 207.709703] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 207.715248] ? proc_fail_nth_write+0x96/0x1f0 [ 207.721878] ? __fget_light+0x2ef/0x430 [ 207.725851] ? fget_raw+0x20/0x20 [ 207.729308] ? find_held_lock+0x36/0x1c0 [ 207.734078] ? kasan_check_write+0x14/0x20 [ 207.738327] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 207.743873] ? sockfd_lookup_light+0xc5/0x160 [ 207.748378] __sys_sendmsg+0x115/0x270 [ 207.752262] ? __ia32_sys_shutdown+0x80/0x80 [ 207.756672] ? __sb_end_write+0xac/0xe0 [ 207.760642] ? fput+0x130/0x1a0 [ 207.763924] ? ksys_write+0x1a6/0x250 [ 207.767751] __x64_sys_sendmsg+0x78/0xb0 [ 207.771811] do_syscall_64+0x1b1/0x800 [ 207.775695] ? finish_task_switch+0x1ca/0x840 [ 207.780206] ? syscall_return_slowpath+0x5c0/0x5c0 [ 207.785145] ? syscall_return_slowpath+0x30f/0x5c0 [ 207.790075] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 207.795439] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 207.800277] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.805456] RIP: 0033:0x455a09 [ 207.808645] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 207.816444] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 207.823714] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 207.830986] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 207.838253] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/05/28 16:33:38 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x2, 0x3, 0x2) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f00000003c0)) close(r0) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000440)={&(0x7f0000000400)='./file0\x00', 0x0, 0x18}, 0x10) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000480)=r1, 0x4) sendmsg$kcm(r0, &(0x7f0000000380)={&(0x7f0000000040)=@alg={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_hmac_sha1\x00'}, 0x80, &(0x7f0000000180)=[{&(0x7f00000000c0)="5d2edbf0e9e3", 0x6}, {&(0x7f0000000100)="43f3c732d3e9fe3b9f73b082fd8562bb4b51fb3366454cae5f3987b4930e", 0x1e}, {&(0x7f0000000140)="f18f8af16ef1", 0x6}], 0x3, &(0x7f00000001c0)=[{0xc8, 0x11, 0xffff, "59e40ca1b144249650376db16209a5cc630e8d5fc80183a7ca55ff47fe8a0f3417f6c53e3853637275130e57a7eef03d45453adf37962de8c08f79baaef4ade23f538ee51ab823f5eb34f380e9ea885bb763a75626df18fc7e682241ee718cd1c058b3455c0ca42d402908467772d6d5ff51f5e1615a833b973480d8f09ee93b150c1e5fe4871c7737e7ea684d1029eefde2bec34375a96a81e4b66f269110fda53e1a8dc0b431afcd9790c4ade5301e620a9db1111009"}, {0x28, 0x6, 0x7, "79f9d516fc3b1cdf6634d488311df646b5d1"}, {0x18, 0x115, 0xe05b, "f51d77a3f9e6"}, {0x78, 0x0, 0x2, "5da345a755596b6867b2de0b47b02cf9210ce4ebe5a62bb15dbc4cd32ac6f657dbf21700a46d94edcfe1d3e17cd4df3bb2ae7eb8ab8621bac6d183fcd40e80a1be29b73080bde21c3bc20b653f7ee067632a780014fe02f390c03af846f59ad4a7f3d57ca61460"}, {0x10, 0x11b, 0x7}], 0x190, 0x8001}, 0x40800) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f00000004c0)) 2018/05/28 16:33:38 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x88480000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:38 executing program 6 (fault-call:1 fault-nth:3): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 207.845515] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000002 2018/05/28 16:33:38 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000006000)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x7}, 0x2c) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000003f80)={&(0x7f0000003c00)=@ll={0x0, 0x0, 0x0}, 0x80, &(0x7f0000003e80)=[{&(0x7f0000003c80)=""/10, 0xa}, {&(0x7f0000003cc0)=""/141, 0x8d}, {&(0x7f0000003d80)=""/136, 0x88}, {&(0x7f0000003e40)=""/44, 0x2c}], 0x4, &(0x7f0000003ec0)=""/151, 0x97, 0x5}, 0x2) bpf$PROG_LOAD(0x5, &(0x7f0000001000)={0x10, 0x5, &(0x7f0000006000)=@framed={{0x18}, [@ldst={0x1, 0x0, 0x3, 0x0, 0x1, 0x28}], {0x95}}, &(0x7f0000001080)='syzkaller\x00', 0x100000001, 0x1000, &(0x7f0000000000)=""/4096, 0x0, 0x0, [], r1, 0xfffffffffffffffe}, 0x48) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000001100)={r0, 0x28, &(0x7f00000010c0)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000001140)={r2, 0x3, 0x8}, 0xc) 2018/05/28 16:33:38 executing program 3: bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x0, 0x1, &(0x7f0000001fe8)=ANY=[@ANYBLOB="00000000000004000c"], &(0x7f0000003ff6)='syzkaller\x00', 0x0, 0xc3, &(0x7f0000009f3d)=""/195}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x3, &(0x7f0000001fd8)=ANY=[@ANYBLOB="b40000000000000000000000000000000000000000000000"], &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195}, 0x48) 2018/05/28 16:33:38 executing program 2: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x18}, 0x10) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000200)={r0, &(0x7f00000000c0)="037a50a4905a2e028b6c05ca213e20", &(0x7f0000000100)=""/246}, 0x18) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0xc, 0x4, 0x4, 0x7fffffe}, 0x2c) [ 208.156157] FAULT_INJECTION: forcing a failure. [ 208.156157] name failslab, interval 1, probability 0, space 0, times 0 [ 208.168073] CPU: 1 PID: 17936 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 208.175366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 208.184750] Call Trace: [ 208.187381] dump_stack+0x1b9/0x294 [ 208.191054] ? dump_stack_print_info.cold.2+0x52/0x52 [ 208.196291] should_fail.cold.4+0xa/0x1a [ 208.200405] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/05/28 16:33:38 executing program 5 (fault-call:1 fault-nth:0): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 208.205540] ? trace_hardirqs_on+0xd/0x10 [ 208.209723] ? graph_lock+0x170/0x170 [ 208.213558] ? find_held_lock+0x36/0x1c0 [ 208.217663] ? __lock_is_held+0xb5/0x140 [ 208.221780] ? check_same_owner+0x320/0x320 [ 208.226144] ? rcu_note_context_switch+0x710/0x710 [ 208.231197] ? sctp_outq_init+0x2e6/0x410 [ 208.235379] ? _warn_unseeded_randomness+0xc1/0x210 [ 208.240420] __should_failslab+0x124/0x180 [ 208.244700] should_failslab+0x9/0x14 [ 208.248545] __kmalloc+0x2c8/0x760 [ 208.252107] ? mark_held_locks+0xc9/0x160 [ 208.256270] ? sctp_stream_alloc_out+0x33/0x1b0 [ 208.260959] sctp_stream_alloc_out+0x33/0x1b0 [ 208.265471] sctp_stream_init+0xf5/0x3b0 [ 208.269541] sctp_association_new+0x12a3/0x2170 [ 208.274216] ? sctp_trans_elect_best+0x3d0/0x3d0 [ 208.278981] ? sctp_bind_addr_free+0x20/0x20 [ 208.283388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 208.288918] ? sctp_v6_available+0x12b/0x300 [ 208.293321] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 208.298864] ? sctp_v6_to_sk_saddr+0xef/0x250 [ 208.303360] ? sctp_do_bind+0x3e5/0x5f0 [ 208.307330] ? sctp_autobind+0x16d/0x1f0 [ 208.311391] ? zap_class+0x720/0x720 [ 208.315369] ? sctp_do_bind+0x5f0/0x5f0 [ 208.319343] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 208.324523] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 208.329732] ? security_sctp_bind_connect+0x99/0xc0 [ 208.334746] sctp_sendmsg_new_asoc+0x39b/0x1120 [ 208.339408] ? sctp_sendmsg+0x125e/0x1d70 [ 208.343551] ? sctp_autobind+0x1f0/0x1f0 [ 208.347603] ? __local_bh_enable_ip+0x161/0x230 [ 208.352262] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 208.357265] ? lock_sock_nested+0x9f/0x120 [ 208.361483] ? trace_hardirqs_on+0xd/0x10 [ 208.365629] ? __local_bh_enable_ip+0x161/0x230 [ 208.370393] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 208.375922] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 208.381099] sctp_sendmsg+0x1888/0x1d70 [ 208.385069] ? do_raw_spin_unlock+0x9e/0x2e0 [ 208.389471] ? sctp_id2assoc+0x3e0/0x3e0 [ 208.393530] ? _raw_spin_unlock_bh+0x30/0x40 [ 208.397933] ? __release_sock+0x3a0/0x3a0 [ 208.402079] inet_sendmsg+0x19f/0x690 [ 208.405866] ? copy_msghdr_from_user+0x3a0/0x560 [ 208.410615] ? ipip_gro_receive+0x100/0x100 [ 208.414921] ? move_addr_to_kernel.part.18+0x100/0x100 [ 208.420194] ? security_socket_sendmsg+0x94/0xc0 [ 208.424940] ? ipip_gro_receive+0x100/0x100 [ 208.429249] sock_sendmsg+0xd5/0x120 [ 208.432954] ___sys_sendmsg+0x805/0x940 [ 208.436921] ? copy_msghdr_from_user+0x560/0x560 [ 208.441681] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 208.447213] ? proc_fail_nth_write+0x96/0x1f0 [ 208.451698] ? __fget_light+0x2ef/0x430 [ 208.455661] ? fget_raw+0x20/0x20 [ 208.459099] ? find_held_lock+0x36/0x1c0 [ 208.463169] ? kasan_check_write+0x14/0x20 [ 208.467403] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 208.472922] ? sockfd_lookup_light+0xc5/0x160 [ 208.477405] __sys_sendmsg+0x115/0x270 [ 208.481279] ? __ia32_sys_shutdown+0x80/0x80 [ 208.485676] ? __sb_end_write+0xac/0xe0 [ 208.489637] ? fput+0x130/0x1a0 [ 208.492902] ? ksys_write+0x1a6/0x250 [ 208.496713] __x64_sys_sendmsg+0x78/0xb0 [ 208.500763] do_syscall_64+0x1b1/0x800 [ 208.504635] ? finish_task_switch+0x1ca/0x840 [ 208.509128] ? syscall_return_slowpath+0x5c0/0x5c0 [ 208.514049] ? syscall_return_slowpath+0x30f/0x5c0 [ 208.518971] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 208.524326] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 208.529173] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.534349] RIP: 0033:0x455a09 [ 208.537523] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 208.545232] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 208.552491] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 208.559750] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 208.567017] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 208.574281] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000003 2018/05/28 16:33:38 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xffffca88, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 208.792188] FAULT_INJECTION: forcing a failure. [ 208.792188] name failslab, interval 1, probability 0, space 0, times 0 [ 208.803486] CPU: 0 PID: 17956 Comm: syz-executor5 Not tainted 4.17.0-rc6+ #25 [ 208.810756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 208.820111] Call Trace: [ 208.822705] dump_stack+0x1b9/0x294 [ 208.826332] ? dump_stack_print_info.cold.2+0x52/0x52 [ 208.831520] ? alloc_set_pte+0x1013/0x1600 [ 208.835839] should_fail.cold.4+0xa/0x1a [ 208.839896] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 208.845005] ? print_usage_bug+0xc0/0xc0 [ 208.849074] ? lock_downgrade+0x8e0/0x8e0 [ 208.853216] ? lock_release+0xa10/0xa10 [ 208.857180] ? lock_acquire+0x1dc/0x520 [ 208.861148] ? sctp_get_port_local+0x3d7/0x1540 [ 208.865829] __should_failslab+0x124/0x180 [ 208.870065] should_failslab+0x9/0x14 [ 208.873857] kmem_cache_alloc+0x47/0x760 [ 208.877912] ? kasan_check_write+0x14/0x20 [ 208.882147] ? do_raw_spin_lock+0xc1/0x200 [ 208.886381] sctp_get_port_local+0xb1e/0x1540 [ 208.890873] ? find_held_lock+0x36/0x1c0 [ 208.894944] ? sctp_unhash+0x10/0x10 [ 208.899353] ? lock_downgrade+0x8e0/0x8e0 [ 208.903513] ? check_same_owner+0x320/0x320 [ 208.907844] ? print_usage_bug+0xc0/0xc0 [ 208.911907] ? find_held_lock+0x36/0x1c0 [ 208.916012] ? lock_acquire+0x1dc/0x520 [ 208.920024] ? inet_autobind+0x1f/0x1a0 [ 208.924019] sctp_get_port+0x12b/0x1b0 [ 208.927911] ? sctp_get_port_local+0x1540/0x1540 [ 208.932661] ? trace_hardirqs_on+0xd/0x10 [ 208.936801] ? __local_bh_enable_ip+0x161/0x230 [ 208.941473] inet_autobind+0xbd/0x1a0 [ 208.945273] inet_sendmsg+0x4c3/0x690 [ 208.949068] ? copy_msghdr_from_user+0x3a0/0x560 [ 208.953815] ? ipip_gro_receive+0x100/0x100 [ 208.958122] ? move_addr_to_kernel.part.18+0x100/0x100 [ 208.963409] ? security_socket_sendmsg+0x94/0xc0 [ 208.968162] ? ipip_gro_receive+0x100/0x100 [ 208.972482] sock_sendmsg+0xd5/0x120 [ 208.976204] ___sys_sendmsg+0x805/0x940 [ 208.980180] ? copy_msghdr_from_user+0x560/0x560 [ 208.984971] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 208.990516] ? proc_fail_nth_write+0x96/0x1f0 [ 208.995091] ? __fget_light+0x2ef/0x430 [ 208.999255] ? fget_raw+0x20/0x20 [ 209.002792] ? find_held_lock+0x36/0x1c0 [ 209.006862] ? kasan_check_write+0x14/0x20 [ 209.011118] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 209.016647] ? sockfd_lookup_light+0xc5/0x160 [ 209.021150] __sys_sendmsg+0x115/0x270 [ 209.025044] ? __ia32_sys_shutdown+0x80/0x80 [ 209.029451] ? __sb_end_write+0xac/0xe0 [ 209.033422] ? fput+0x130/0x1a0 [ 209.036698] ? ksys_write+0x1a6/0x250 [ 209.040492] __x64_sys_sendmsg+0x78/0xb0 [ 209.044542] do_syscall_64+0x1b1/0x800 [ 209.048417] ? finish_task_switch+0x1ca/0x840 [ 209.052912] ? syscall_return_slowpath+0x5c0/0x5c0 [ 209.057829] ? syscall_return_slowpath+0x30f/0x5c0 [ 209.062756] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 209.068110] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 209.072940] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.078205] RIP: 0033:0x455a09 [ 209.081468] RSP: 002b:00007fea052e2c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 209.089168] RAX: ffffffffffffffda RBX: 00007fea052e36d4 RCX: 0000000000455a09 [ 209.096443] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 209.103701] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 209.110967] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 209.118235] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000000 2018/05/28 16:33:39 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xf, 0xee4, 0x4, 0x885, 0xdcebc5e5a90039cc, 0xffffffffffffff9c, 0x1}, 0x2c) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000007c00)={&(0x7f0000007680)=@can={0x0, 0x0}, 0x80, &(0x7f0000007b40)=[{&(0x7f0000007700)=""/142, 0x8e}, {&(0x7f00000077c0)=""/15, 0xf}, {&(0x7f0000007800)=""/131, 0x83}, {&(0x7f00000078c0)=""/42, 0x2a}, {&(0x7f0000007900)=""/186, 0xba}, {&(0x7f00000079c0)=""/184}, {&(0x7f0000007a80)=""/180, 0xb4}], 0x7, &(0x7f0000007bc0)=""/41, 0x29, 0x36d8}, 0x40) bpf$PROG_LOAD(0x5, &(0x7f0000007c40)={0xc, 0xf, &(0x7f00000001c0)=ANY=[@ANYBLOB="18d997ff569a95f6a200000001060000000000000400000018180000", @ANYRES32=r1, @ANYBLOB="000000000000000000850c00fcffffff00000000000000001800000002000000000000000100000095b9c0ff08000000000000000000000095000000000000000000000000000000180000000400000000000000ff0700009500000000000000"], &(0x7f0000000100)='syzkaller\x00', 0x101, 0x48, &(0x7f0000000140)=""/72, 0x41000, 0x1, [], r2, 0xf}, 0x48) r3 = socket$kcm(0x2, 0x3, 0x2) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000280)={r3}) close(r0) 2018/05/28 16:33:39 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xb, 0x40, 0xa9, 0xa37, 0x1, 0x1}, 0x142) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="18000000000000000000fff302800000050000000000000095"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0xce, &(0x7f0000000180)=""/206}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x2, 0x4, &(0x7f0000000040)=@raw=[@map={0x18, 0x20001, 0x1, 0x0, r0}, @call={0x85, 0x0, 0x0, 0xc}], &(0x7f0000000140)='GPL\x00', 0x41, 0xa7, &(0x7f00000004c0)=""/167, 0x41100}, 0x48) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000400)={r0, 0x28, &(0x7f00000002c0)={0x0, 0x0}}, 0x278) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000380)={r1, 0x10000007, 0x8}, 0xfffffffffffffecc) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x3, 0xffff, 0x2cea01c7, 0xfffffffffffffff7, 0x4, r0, 0xc73b}, 0x2c) 2018/05/28 16:33:39 executing program 7: r0 = socket$kcm(0x2, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000740)={&(0x7f0000000000)=@in={0x2, 0x4e24}, 0x80, &(0x7f0000000180), 0x0, &(0x7f0000000900)=ANY=[]}, 0xe000) sendmsg$kcm(r0, &(0x7f0000000080)={&(0x7f0000000b80)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x80, &(0x7f0000000280)=[{&(0x7f0000000c00)="b2", 0x1}], 0x0, &(0x7f0000002340)}, 0x0) 2018/05/28 16:33:39 executing program 6 (fault-call:1 fault-nth:4): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:39 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x8}, 0x10) close(r0) socket$kcm(0x29, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x89e2, 0x0) 2018/05/28 16:33:39 executing program 2: r0 = socket$kcm(0xa, 0x3, 0x11) close(r0) sendmsg$kcm(r0, &(0x7f00000027c0)={&(0x7f0000000000)=@nl=@unspec={0x2001001000000000}, 0x80, &(0x7f00000013c0), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="14000000040000009a043e1b12562b832900000034000000fa461539b8b33d7d164af710"], 0x14}, 0x4000) 2018/05/28 16:33:39 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x1f4, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:39 executing program 5 (fault-call:1 fault-nth:1): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:39 executing program 2: mount(&(0x7f00000002c0)="2e2f66696c65300300", &(0x7f0000000300)="2e2f66696c65300300", &(0x7f0000000340)='ufs\x00', 0x0, &(0x7f0000000380)="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") mkdir(&(0x7f0000000100)="2e2f66696c6530032f66696c653000", 0x8) mount(&(0x7f00000008c0)='.', &(0x7f0000000080)='.', &(0x7f0000753000)='mslos\x00', 0x5010, &(0x7f0000000140)="97cf3c3eb343e5eb376ed1891d0fa0e2eb8e84008c78fd4d") mount(&(0x7f0000000000)="2e2f66696c65300300", &(0x7f0000000180)="2e2f66696c6530032f66696c653000", &(0x7f00000000c0)='ocfs2_dlmfs\x00', 0x2004, 0x0) [ 209.297852] FAULT_INJECTION: forcing a failure. [ 209.297852] name failslab, interval 1, probability 0, space 0, times 0 [ 209.309544] CPU: 0 PID: 17972 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 209.316837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 209.326217] Call Trace: [ 209.328835] dump_stack+0x1b9/0x294 [ 209.332485] ? dump_stack_print_info.cold.2+0x52/0x52 [ 209.337694] should_fail.cold.4+0xa/0x1a [ 209.341759] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 209.346882] ? trace_hardirqs_on+0xd/0x10 [ 209.351045] ? graph_lock+0x170/0x170 [ 209.354848] ? find_held_lock+0x36/0x1c0 [ 209.358929] ? __lock_is_held+0xb5/0x140 [ 209.363281] ? check_same_owner+0x320/0x320 [ 209.367611] ? rcu_note_context_switch+0x710/0x710 [ 209.372545] ? sctp_outq_init+0x2e6/0x410 [ 209.376690] ? _warn_unseeded_randomness+0xc1/0x210 [ 209.381706] __should_failslab+0x124/0x180 [ 209.385954] should_failslab+0x9/0x14 [ 209.389759] __kmalloc+0x2c8/0x760 [ 209.393291] ? mark_held_locks+0xc9/0x160 [ 209.397433] ? sctp_stream_alloc_out+0x33/0x1b0 [ 209.402108] sctp_stream_alloc_out+0x33/0x1b0 [ 209.406606] sctp_stream_init+0xf5/0x3b0 [ 209.410663] sctp_association_new+0x12a3/0x2170 [ 209.415412] ? sctp_trans_elect_best+0x3d0/0x3d0 [ 209.420165] ? sctp_bind_addr_free+0x20/0x20 [ 209.424588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.430130] ? sctp_v6_available+0x12b/0x300 [ 209.434543] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 209.440085] ? sctp_v6_to_sk_saddr+0xef/0x250 [ 209.444585] ? sctp_do_bind+0x3e5/0x5f0 [ 209.448569] ? sctp_autobind+0x16d/0x1f0 [ 209.452632] ? sctp_do_bind+0x5f0/0x5f0 [ 209.456606] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 209.461794] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 209.466992] ? security_sctp_bind_connect+0x99/0xc0 [ 209.472017] sctp_sendmsg_new_asoc+0x39b/0x1120 [ 209.476685] ? sctp_sendmsg+0x125e/0x1d70 [ 209.480852] ? sctp_autobind+0x1f0/0x1f0 [ 209.484936] ? __local_bh_enable_ip+0x161/0x230 [ 209.489609] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 209.494619] ? lock_sock_nested+0x9f/0x120 [ 209.498849] ? trace_hardirqs_on+0xd/0x10 [ 209.502990] ? __local_bh_enable_ip+0x161/0x230 [ 209.507667] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 209.513219] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 209.518412] sctp_sendmsg+0x1888/0x1d70 [ 209.522392] ? do_raw_spin_unlock+0x9e/0x2e0 [ 209.526800] ? sctp_id2assoc+0x3e0/0x3e0 [ 209.530859] ? _raw_spin_unlock_bh+0x30/0x40 [ 209.535277] ? __release_sock+0x3a0/0x3a0 [ 209.539513] inet_sendmsg+0x19f/0x690 [ 209.543323] ? copy_msghdr_from_user+0x3a0/0x560 [ 209.548076] ? ipip_gro_receive+0x100/0x100 [ 209.552388] ? move_addr_to_kernel.part.18+0x100/0x100 [ 209.557663] ? security_socket_sendmsg+0x94/0xc0 [ 209.562434] ? ipip_gro_receive+0x100/0x100 [ 209.566757] sock_sendmsg+0xd5/0x120 [ 209.570470] ___sys_sendmsg+0x805/0x940 [ 209.574435] ? copy_msghdr_from_user+0x560/0x560 [ 209.579214] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 209.584746] ? proc_fail_nth_write+0x96/0x1f0 [ 209.589249] ? __fget_light+0x2ef/0x430 [ 209.593228] ? fget_raw+0x20/0x20 [ 209.596681] ? find_held_lock+0x36/0x1c0 [ 209.600748] ? kasan_check_write+0x14/0x20 [ 209.605024] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 209.610564] ? sockfd_lookup_light+0xc5/0x160 [ 209.615061] __sys_sendmsg+0x115/0x270 [ 209.618949] ? __ia32_sys_shutdown+0x80/0x80 [ 209.623371] ? __sb_end_write+0xac/0xe0 [ 209.627882] ? fput+0x130/0x1a0 [ 209.631163] ? ksys_write+0x1a6/0x250 [ 209.635075] __x64_sys_sendmsg+0x78/0xb0 [ 209.639135] do_syscall_64+0x1b1/0x800 [ 209.643036] ? syscall_return_slowpath+0x5c0/0x5c0 [ 209.647959] ? syscall_return_slowpath+0x30f/0x5c0 [ 209.652882] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 209.658237] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 209.663082] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.668257] RIP: 0033:0x455a09 [ 209.671430] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 209.679142] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 209.686401] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 2018/05/28 16:33:40 executing program 6 (fault-call:1 fault-nth:5): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:40 executing program 7: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = gettid() perf_event_open(&(0x7f0000000100)={0x4, 0x70, 0x4, 0x5, 0xfe, 0x4, 0x0, 0x4112f0b1, 0x2400, 0xe, 0x37d, 0x4, 0x1ff, 0x141155bd, 0xf9c, 0xca9d, 0xc1, 0xffffffff, 0xfff, 0x101, 0x8000, 0xac, 0x3, 0x3ff, 0xfffffffffffff801, 0x1ff, 0xff, 0x7, 0x7, 0x1f, 0x0, 0x1, 0x3, 0x400, 0xa1, 0x5, 0x0, 0x2, 0x0, 0x6d250524, 0x2, @perf_config_ext={0xffffffffffff8000, 0x20}, 0x4000, 0x7, 0x4, 0x6, 0x7, 0x100000001, 0x4}, r1, 0x10, r0, 0x9) socketpair(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x89a0, &(0x7f00000000c0)="6c6f00966fd651b159a9c84a2c60d29800000020") [ 209.693668] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 209.700940] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 209.708212] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000004 2018/05/28 16:33:40 executing program 4: recvmsg$kcm(0xffffffffffffffff, &(0x7f0000001580)={&(0x7f0000000140)=@pppoe, 0x80, &(0x7f0000001500)}, 0x62) r0 = socket$kcm(0x29, 0x2, 0x0) recvmsg$kcm(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@in={0x0, 0x0, @rand_addr}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/6, 0x6}, {&(0x7f00000000c0)=""/33, 0x21}, {&(0x7f00000001c0)=""/238, 0xee}, {&(0x7f00000002c0)=""/109, 0x6d}], 0x4, &(0x7f0000000380)=""/24, 0x18, 0x4}, 0x1) recvmsg$kcm(r0, &(0x7f0000002700)={&(0x7f00000012c0)=@in={0x0, 0x0, @multicast2}, 0x80, &(0x7f0000002600)=[{&(0x7f0000001340)=""/216, 0xd8}, {&(0x7f0000001440)=""/166, 0xa6}, {&(0x7f0000000100)=""/42, 0x2a}, {&(0x7f0000001500)=""/42, 0x2a}, {&(0x7f00000015c0)=""/4096, 0x1000}, {&(0x7f0000001540)=""/51, 0x33}, {&(0x7f00000025c0)=""/54, 0x36}], 0x7, &(0x7f0000002680)=""/97, 0x61, 0x4}, 0x40012041) 2018/05/28 16:33:40 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x2, 0x3, 0x2) r1 = socket$kcm(0xa, 0x5, 0x0) sendmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f00000000c0)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x4}, 0x80, &(0x7f0000000180)=[{&(0x7f0000000340)="84", 0x1}], 0x1, &(0x7f0000000440)}, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0x7, &(0x7f0000000080), 0x4) close(r0) 2018/05/28 16:33:40 executing program 3: r0 = socket$kcm(0xa, 0x122000000003, 0x11) setsockopt$sock_attach_bpf(r0, 0x29, 0x24, &(0x7f0000000000), 0x4) sendmsg$kcm(r0, &(0x7f0000000100)={&(0x7f0000000040)=@nl=@unspec={0x0, 0x0, 0x0, 0x80fe}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000340)="f4a7cf68d92b2c24f994d0d18498d66206baa637fde720d399bb7488348680cdd043806a13597547", 0x28}], 0x1}, 0x0) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f00000000c0)) [ 209.853739] FAULT_INJECTION: forcing a failure. [ 209.853739] name failslab, interval 1, probability 0, space 0, times 0 [ 209.865135] CPU: 1 PID: 17985 Comm: syz-executor5 Not tainted 4.17.0-rc6+ #25 [ 209.872428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 209.881793] Call Trace: [ 209.884381] dump_stack+0x1b9/0x294 [ 209.888025] ? dump_stack_print_info.cold.2+0x52/0x52 [ 209.893241] ? graph_lock+0x170/0x170 [ 209.897069] should_fail.cold.4+0xa/0x1a [ 209.901136] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 209.906247] ? find_held_lock+0x36/0x1c0 [ 209.910338] ? lock_downgrade+0x8e0/0x8e0 [ 209.914509] ? graph_lock+0x170/0x170 [ 209.918344] ? mark_held_locks+0xc9/0x160 [ 209.922526] ? __local_bh_enable_ip+0x161/0x230 [ 209.927228] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 209.932269] ? sctp_get_port_local+0xece/0x1540 [ 209.936939] ? trace_hardirqs_on+0xd/0x10 [ 209.941098] ? __local_bh_enable_ip+0x161/0x230 [ 209.945797] ? sctp_get_port_local+0xee4/0x1540 [ 209.950583] ? rt_mutex_adjust_prio_chain+0x41f/0x1530 [ 209.955902] __should_failslab+0x124/0x180 [ 209.960693] should_failslab+0x9/0x14 [ 209.964613] kmem_cache_alloc_trace+0x4b/0x780 [ 209.969307] ? graph_lock+0x170/0x170 [ 209.973131] ? print_usage_bug+0xc0/0xc0 [ 209.977235] sctp_add_bind_addr+0xf9/0x4a0 [ 209.981510] ? sctp_bind_addr_free+0x20/0x20 [ 209.985953] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.991522] ? sctp_v6_available+0x12b/0x300 [ 209.995961] ? sctp_inet6_bind_verify+0xb2/0x500 [ 210.000759] sctp_do_bind+0x30d/0x5f0 [ 210.004600] sctp_autobind+0x16d/0x1f0 [ 210.008524] ? sctp_do_bind+0x5f0/0x5f0 [ 210.012548] ? sctp_endpoint_is_peeled_off+0xf1/0x130 [ 210.017793] sctp_sendmsg_new_asoc+0xc3c/0x1120 [ 210.022494] ? sctp_sendmsg+0x125e/0x1d70 [ 210.026769] ? sctp_autobind+0x1f0/0x1f0 [ 210.030965] ? __local_bh_enable_ip+0x161/0x230 [ 210.035733] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 210.039110] FAULT_INJECTION: forcing a failure. [ 210.039110] name failslab, interval 1, probability 0, space 0, times 0 [ 210.040786] ? lock_sock_nested+0x9f/0x120 [ 210.040805] ? trace_hardirqs_on+0xd/0x10 [ 210.040825] ? __local_bh_enable_ip+0x161/0x230 [ 210.040847] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 210.040869] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 210.040882] sctp_sendmsg+0x1888/0x1d70 [ 210.040897] ? do_raw_spin_unlock+0x9e/0x2e0 [ 210.040914] ? sctp_id2assoc+0x3e0/0x3e0 [ 210.040938] ? _raw_spin_unlock_bh+0x30/0x40 [ 210.040955] ? __release_sock+0x3a0/0x3a0 [ 210.040981] inet_sendmsg+0x19f/0x690 [ 210.040993] ? copy_msghdr_from_user+0x3a0/0x560 [ 210.041006] ? ipip_gro_receive+0x100/0x100 [ 210.041019] ? move_addr_to_kernel.part.18+0x100/0x100 [ 210.041051] ? security_socket_sendmsg+0x94/0xc0 [ 210.119882] ? ipip_gro_receive+0x100/0x100 [ 210.124208] sock_sendmsg+0xd5/0x120 [ 210.127925] ___sys_sendmsg+0x805/0x940 [ 210.132074] ? copy_msghdr_from_user+0x560/0x560 [ 210.136842] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 210.142379] ? proc_fail_nth_write+0x96/0x1f0 [ 210.146873] ? __fget_light+0x2ef/0x430 [ 210.150843] ? fget_raw+0x20/0x20 [ 210.154289] ? find_held_lock+0x36/0x1c0 [ 210.158353] ? kasan_check_write+0x14/0x20 [ 210.162600] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 210.168219] ? sockfd_lookup_light+0xc5/0x160 [ 210.172713] __sys_sendmsg+0x115/0x270 [ 210.176602] ? __ia32_sys_shutdown+0x80/0x80 [ 210.181012] ? __sb_end_write+0xac/0xe0 [ 210.184988] ? fput+0x130/0x1a0 [ 210.188268] ? ksys_write+0x1a6/0x250 [ 210.192164] __x64_sys_sendmsg+0x78/0xb0 [ 210.196240] do_syscall_64+0x1b1/0x800 [ 210.200134] ? finish_task_switch+0x1ca/0x840 [ 210.204639] ? syscall_return_slowpath+0x5c0/0x5c0 [ 210.209568] ? syscall_return_slowpath+0x30f/0x5c0 [ 210.215052] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 210.220422] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 210.225263] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.230444] RIP: 0033:0x455a09 [ 210.233631] RSP: 002b:00007fea052e2c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 210.241356] RAX: ffffffffffffffda RBX: 00007fea052e36d4 RCX: 0000000000455a09 [ 210.248625] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 210.255902] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 210.263256] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 210.270529] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000001 [ 210.277846] CPU: 0 PID: 18001 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 210.285135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.294527] Call Trace: [ 210.297139] dump_stack+0x1b9/0x294 [ 210.300797] ? dump_stack_print_info.cold.2+0x52/0x52 [ 210.305993] should_fail.cold.4+0xa/0x1a [ 210.310056] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 210.315165] ? sock_sendmsg+0xd5/0x120 [ 210.319043] ? __sys_sendmsg+0x115/0x270 [ 210.323096] ? graph_lock+0x170/0x170 [ 210.326984] ? graph_lock+0x170/0x170 [ 210.330777] ? print_usage_bug+0xc0/0xc0 [ 210.334834] ? find_held_lock+0x36/0x1c0 [ 210.338890] ? lock_downgrade+0x8e0/0x8e0 [ 210.343043] __should_failslab+0x124/0x180 [ 210.347285] should_failslab+0x9/0x14 [ 210.351095] kmem_cache_alloc_trace+0x4b/0x780 [ 210.355775] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 210.360966] sctp_add_bind_addr+0xf9/0x4a0 [ 210.365195] ? sctp_bind_addr_free+0x20/0x20 [ 210.369619] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 210.374817] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 210.379997] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 210.385102] sctp_copy_local_addr_list+0x499/0x690 [ 210.390034] ? sctp_defaults_init+0xe50/0xe50 [ 210.394534] ? get_random_bytes+0x34/0x40 [ 210.398670] ? sctp_association_new+0x19d8/0x2170 [ 210.403512] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 210.408702] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 210.414232] sctp_copy_one_addr+0x5d/0x170 [ 210.418462] ? sctp_copy_one_addr+0x5d/0x170 [ 210.422864] sctp_bind_addr_copy+0x16b/0x45b [ 210.427263] ? sctp_copy_one_addr+0x170/0x170 [ 210.431747] ? sctp_autobind+0x16d/0x1f0 [ 210.435803] ? sctp_do_bind+0x5f0/0x5f0 [ 210.439770] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 210.445312] ? security_sctp_bind_connect+0x99/0xc0 [ 210.450325] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 210.455002] ? sctp_sendmsg+0x125e/0x1d70 [ 210.459165] ? sctp_autobind+0x1f0/0x1f0 [ 210.463310] ? __local_bh_enable_ip+0x161/0x230 [ 210.467990] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 210.473002] ? lock_sock_nested+0x9f/0x120 [ 210.477250] ? trace_hardirqs_on+0xd/0x10 [ 210.481406] ? __local_bh_enable_ip+0x161/0x230 [ 210.486075] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 210.491620] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 210.496813] sctp_sendmsg+0x1888/0x1d70 [ 210.500787] ? do_raw_spin_unlock+0x9e/0x2e0 [ 210.505189] ? sctp_id2assoc+0x3e0/0x3e0 [ 210.509245] ? _raw_spin_unlock_bh+0x30/0x40 [ 210.513644] ? __release_sock+0x3a0/0x3a0 [ 210.517793] inet_sendmsg+0x19f/0x690 [ 210.521595] ? copy_msghdr_from_user+0x3a0/0x560 [ 210.526361] ? ipip_gro_receive+0x100/0x100 [ 210.530673] ? move_addr_to_kernel.part.18+0x100/0x100 [ 210.535945] ? security_socket_sendmsg+0x94/0xc0 [ 210.540952] ? ipip_gro_receive+0x100/0x100 [ 210.545273] sock_sendmsg+0xd5/0x120 [ 210.548980] ___sys_sendmsg+0x805/0x940 [ 210.552951] ? copy_msghdr_from_user+0x560/0x560 [ 210.557706] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 210.563237] ? proc_fail_nth_write+0x96/0x1f0 [ 210.567740] ? __fget_light+0x2ef/0x430 [ 210.571704] ? fget_raw+0x20/0x20 [ 210.575148] ? find_held_lock+0x36/0x1c0 [ 210.579204] ? kasan_check_write+0x14/0x20 [ 210.583438] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 210.588981] ? sockfd_lookup_light+0xc5/0x160 [ 210.593739] __sys_sendmsg+0x115/0x270 [ 210.597624] ? __ia32_sys_shutdown+0x80/0x80 [ 210.602030] ? __sb_end_write+0xac/0xe0 [ 210.605996] ? fput+0x130/0x1a0 [ 210.609275] ? ksys_write+0x1a6/0x250 [ 210.613082] __x64_sys_sendmsg+0x78/0xb0 [ 210.617133] do_syscall_64+0x1b1/0x800 [ 210.621027] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 210.625869] ? syscall_return_slowpath+0x5c0/0x5c0 [ 210.630790] ? syscall_return_slowpath+0x30f/0x5c0 [ 210.635709] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 210.641066] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 210.645900] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.651080] RIP: 0033:0x455a09 [ 210.654255] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 210.661953] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 210.669215] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 210.676477] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 210.683825] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 210.691092] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000005 2018/05/28 16:33:41 executing program 3: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$ax25(0x3, 0x3, 0xcd, &(0x7f0000000080)) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0xc008240a, &(0x7f0000000040)='mime_typeem0eth0\x00') socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000100)) socketpair$ax25(0x3, 0x7, 0xcf, &(0x7f0000000140)) 2018/05/28 16:33:41 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:41 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x1, 0x1, 0x80, 0x81}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001140)={r0, &(0x7f0000000080), &(0x7f0000000240)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000000)={r0, &(0x7f0000000080)="1106f8d248796bbefdf26ce46905db05125d9c2341f92a30e9fb480bfc068fad8b1c0d163cd3e185b15b35b8bbdae99d7a18303eea198b767b104eab8be504f93982bbd521ff6901c90c7bb2ec976314a1e7ad032c0e226390ad1814ddb7777889700bb7f7d620c646f2528042b2cf465530aa78e3350ef4d61ffc013292c013bcbc9fd1b113ac9ee3899faaf4e7ba20f5bbebca6f91175c61e99e08b7df896819d81e72f0e5579e94f5d46635206ad3741b877ad1db28b79bbd68", &(0x7f0000000140)="88fe6f07af18dfabc74de4c909309f741737223b98fb2119c0965c81bc6efc62a6bf27af21f2270e405b051a2d8e4b810edda0c43053349ffce57708b3273b7aa81ca73bd87934bd3e868afaec46644b86d4cd153fff6ea54d3b153cce2d858c6fdff51a45967d91a9b19cf734f61b1457449787d1e1e7423e", 0x2}, 0x20) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000002c0)={r0, &(0x7f0000000200)}, 0x10) 2018/05/28 16:33:41 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x2000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:41 executing program 6 (fault-call:1 fault-nth:6): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:41 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0xb, 0x7f, 0x7, 0x5, 0x1}, 0x2c) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file1\x00', &(0x7f0000000100)='ubifs\x00', 0x1182000, &(0x7f00000001c0)="79f9e6b23de988c8502870a3e981adf866620cd0dafcda6dad90f3b11a7b7a563cf73d05015160366e53ca49fb64850e7be51b00bfcf6d770021a304d1eea032ae103be16dc28043afba3832bfe1dc3bbf6cd0b8237110201e06aaecdd84c10398458feea8d96e17bfc7699dd87137eda7727f8d85e6b12688ae247b09972a1c0eb89cf8a23050db4d153c6cc1a72ce5d640b42b23605873e7912b2be09f4503b58495b1") r1 = bpf$MAP_CREATE(0x0, &(0x7f0000ed1000)={0xc, 0x4, 0x81000000004, 0x8000000007, 0x0, r0}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000002ac0)={0x7, 0x5, &(0x7f0000001440)=@framed={{0x18}, [@map={0x18, 0x0, 0x1, 0x0, r1}], {0x95}}, &(0x7f0000001480)='syzkaller\x00', 0x3, 0x1000, &(0x7f00000014c0)=""/4096}, 0x48) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x10}, 0x10) 2018/05/28 16:33:41 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0x14, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:41 executing program 4: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000080)="21696dbe655f74797065656d3065746830") 2018/05/28 16:33:41 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$kcm(0x2, 0x3, 0x2) 2018/05/28 16:33:41 executing program 3: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000214fd4)={0x12, 0x0, 0x40000002000004, 0x8000000000009, 0x0, 0xffffffffffffffff, 0x0, [0x305f, 0xa]}, 0x2c) 2018/05/28 16:33:41 executing program 4: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000017c0)={&(0x7f0000000100)=@in6={0xa, 0x4305, 0x4, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, 0x80, &(0x7f0000000280)=[{&(0x7f0000000000)="ec0f", 0x2}, {&(0x7f0000000240)="1ba6eca3698ce1810cc87d27e7aa839d125e9190eafc", 0x16}], 0x2, &(0x7f0000000540)}, 0x0) recvmsg(r0, &(0x7f00000013c0)={&(0x7f0000000040)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @local}}}, 0x80, &(0x7f0000000200)=[{&(0x7f00000000c0)=""/36, 0x24}, {&(0x7f0000000180)=""/111, 0x6f}, {&(0x7f00000002c0)=""/112, 0x70}, {&(0x7f0000000340)=""/4096, 0x1000}], 0x4, &(0x7f0000001340)=""/103, 0x67, 0x8001}, 0x20) [ 211.316811] FAULT_INJECTION: forcing a failure. [ 211.316811] name failslab, interval 1, probability 0, space 0, times 0 [ 211.328384] CPU: 0 PID: 18043 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 211.335676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 211.345046] Call Trace: [ 211.347659] dump_stack+0x1b9/0x294 [ 211.351317] ? dump_stack_print_info.cold.2+0x52/0x52 [ 211.356527] ? __save_stack_trace+0x7e/0xd0 [ 211.360861] should_fail.cold.4+0xa/0x1a [ 211.364929] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 211.370029] ? save_stack+0x43/0xd0 [ 211.373644] ? kasan_kmalloc+0xc4/0xe0 [ 211.377522] ? kmem_cache_alloc_trace+0x152/0x780 [ 211.382357] ? sctp_add_bind_addr+0xf9/0x4a0 [ 211.386758] ? sctp_copy_local_addr_list+0x499/0x690 [ 211.391846] ? sctp_copy_one_addr+0x5d/0x170 [ 211.396241] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 211.401938] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 211.406773] ? sctp_sendmsg+0x1888/0x1d70 [ 211.410914] ? inet_sendmsg+0x19f/0x690 [ 211.414877] ? sock_sendmsg+0xd5/0x120 [ 211.418751] ? ___sys_sendmsg+0x805/0x940 [ 211.422883] ? __sys_sendmsg+0x115/0x270 [ 211.426928] ? __x64_sys_sendmsg+0x78/0xb0 [ 211.431151] ? do_syscall_64+0x1b1/0x800 [ 211.435205] ? graph_lock+0x170/0x170 [ 211.438991] ? print_usage_bug+0xc0/0xc0 [ 211.443043] ? graph_lock+0x170/0x170 [ 211.446831] ? find_held_lock+0x36/0x1c0 [ 211.450883] ? lock_downgrade+0x8e0/0x8e0 [ 211.455028] __should_failslab+0x124/0x180 [ 211.459255] should_failslab+0x9/0x14 [ 211.463045] kmem_cache_alloc_trace+0x4b/0x780 [ 211.467617] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 211.472124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.477661] sctp_add_bind_addr+0xf9/0x4a0 [ 211.481885] ? sctp_bind_addr_free+0x20/0x20 [ 211.486280] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 211.491457] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 211.496636] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 211.501655] sctp_copy_local_addr_list+0x499/0x690 [ 211.506577] ? sctp_defaults_init+0xe50/0xe50 [ 211.511061] ? get_random_bytes+0x34/0x40 [ 211.515195] ? sctp_association_new+0x19d8/0x2170 [ 211.520034] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 211.525213] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 211.530742] sctp_copy_one_addr+0x5d/0x170 [ 211.534968] ? sctp_copy_one_addr+0x5d/0x170 [ 211.539365] sctp_bind_addr_copy+0x16b/0x45b [ 211.543765] ? sctp_copy_one_addr+0x170/0x170 [ 211.548244] ? sctp_autobind+0x16d/0x1f0 [ 211.552294] ? sctp_do_bind+0x5f0/0x5f0 [ 211.556257] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 211.561785] ? security_sctp_bind_connect+0x99/0xc0 [ 211.566792] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 211.571448] ? sctp_sendmsg+0x125e/0x1d70 [ 211.575690] ? sctp_autobind+0x1f0/0x1f0 [ 211.579739] ? __local_bh_enable_ip+0x161/0x230 [ 211.584394] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 211.589398] ? lock_sock_nested+0x9f/0x120 [ 211.593620] ? trace_hardirqs_on+0xd/0x10 [ 211.597756] ? __local_bh_enable_ip+0x161/0x230 [ 211.602419] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 211.607945] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 211.613127] sctp_sendmsg+0x1888/0x1d70 [ 211.617088] ? do_raw_spin_unlock+0x9e/0x2e0 [ 211.621488] ? sctp_id2assoc+0x3e0/0x3e0 [ 211.625537] ? _raw_spin_unlock_bh+0x30/0x40 [ 211.629934] ? __release_sock+0x3a0/0x3a0 [ 211.634076] inet_sendmsg+0x19f/0x690 [ 211.637873] ? copy_msghdr_from_user+0x3a0/0x560 [ 211.642614] ? ipip_gro_receive+0x100/0x100 [ 211.646920] ? move_addr_to_kernel.part.18+0x100/0x100 [ 211.652183] ? security_socket_sendmsg+0x94/0xc0 [ 211.656924] ? ipip_gro_receive+0x100/0x100 [ 211.661238] sock_sendmsg+0xd5/0x120 [ 211.665117] ___sys_sendmsg+0x805/0x940 [ 211.669098] ? copy_msghdr_from_user+0x560/0x560 [ 211.673851] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 211.679396] ? proc_fail_nth_write+0x96/0x1f0 [ 211.683889] ? __fget_light+0x2ef/0x430 [ 211.687848] ? fget_raw+0x20/0x20 [ 211.691286] ? find_held_lock+0x36/0x1c0 [ 211.695341] ? kasan_check_write+0x14/0x20 [ 211.699581] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 211.705110] ? sockfd_lookup_light+0xc5/0x160 [ 211.709594] __sys_sendmsg+0x115/0x270 [ 211.713477] ? __ia32_sys_shutdown+0x80/0x80 [ 211.717960] ? __sb_end_write+0xac/0xe0 [ 211.721927] ? fput+0x130/0x1a0 [ 211.725193] ? ksys_write+0x1a6/0x250 [ 211.728984] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 211.733822] __x64_sys_sendmsg+0x78/0xb0 [ 211.737892] do_syscall_64+0x1b1/0x800 [ 211.741941] ? finish_task_switch+0x1ca/0x840 [ 211.746426] ? syscall_return_slowpath+0x5c0/0x5c0 [ 211.751345] ? syscall_return_slowpath+0x30f/0x5c0 [ 211.756270] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 211.761624] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/05/28 16:33:42 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) socket$kcm(0x29, 0x5, 0x0) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000040)={r1}) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={0xffffffffffffffff, 0x28, &(0x7f0000000080)={0x0, 0x0}}, 0x10) r3 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000100)={r2, 0x8001, 0x10}, 0xc) recvmsg(r0, &(0x7f0000000340)={&(0x7f0000000140)=@in6={0x0, 0x0, 0x0, @loopback}, 0x80, &(0x7f0000000200)=[{&(0x7f00000001c0)=""/45, 0x2d}], 0x1, &(0x7f0000000240)=""/244, 0xf4, 0xbb}, 0x40002020) recvmsg$kcm(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f0000000400)=[{&(0x7f0000000380)=""/91, 0x5b}], 0x1, &(0x7f0000000440)=""/168, 0xa8, 0xfffffffffffffffa}, 0x42) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000580)={&(0x7f0000000540)='./file0\x00', r3}, 0x10) recvmsg(r0, &(0x7f0000000a80)={&(0x7f00000005c0)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, 0x80, &(0x7f0000000a00)=[{&(0x7f0000000640)=""/177, 0xb1}, {&(0x7f0000000700)=""/152, 0x98}, {&(0x7f00000007c0)=""/80, 0x50}, {&(0x7f0000000840)=""/199, 0xc7}, {&(0x7f0000000940)=""/49, 0x31}, {&(0x7f0000000980)=""/65, 0x41}], 0x6, 0x0, 0x0, 0xfff}, 0x2042) recvmsg(r1, &(0x7f0000000c40)={&(0x7f0000000ac0)=@in={0x0, 0x0, @local}, 0x80, &(0x7f0000000b40), 0x0, &(0x7f0000000b80)=""/190, 0xbe, 0x9}, 0x10100) recvmsg$kcm(r3, &(0x7f0000001040)={&(0x7f0000000c80)=@pptp={0x0, 0x0, {0x0, @remote}}, 0x80, &(0x7f0000000f40)=[{&(0x7f0000000d00)=""/69, 0x45}, {&(0x7f0000000d80)=""/110, 0x6e}, {&(0x7f0000000e00)=""/30, 0x1e}, {&(0x7f0000000e40)=""/196, 0xc4}], 0x4, &(0x7f0000000f80)=""/136, 0x88, 0x3ff}, 0x1) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000010c0)={&(0x7f0000001080)='./file0\x00', r3}, 0x10) recvmsg$kcm(r0, &(0x7f0000001300)={&(0x7f0000001100)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000001280)=[{&(0x7f0000001180)=""/156, 0x9c}, {&(0x7f0000001240)=""/27, 0x1b}], 0x2, &(0x7f00000012c0)=""/57, 0x39, 0x489}, 0x0) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000001340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = bpf$PROG_LOAD(0x5, &(0x7f0000001640)={0xe, 0xd, &(0x7f0000001840)=ANY=[@ANYBLOB="18000000fffbffff000000000600000095000000000000000000000000000000b540300001000000001e0000000000008500000039000000000000000000000018180000ce67a68e5bace0b1cd26b801b2afae965492296b7f", @ANYRES32=r5, @ANYBLOB="00000000000000003bd700001100000000000000000000009500000000000000"], &(0x7f0000000b40)='GPL\x00', 0x1, 0x8d, &(0x7f0000001740)=""/141, 0x40f00, 0x1, [], r4, 0xb}, 0x48) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000001800)=r7, 0x577) r8 = perf_event_open(&(0x7f0000001380)={0x3, 0x70, 0x9b, 0x1ac, 0x81, 0xc85, 0x0, 0x8001, 0x8, 0x4, 0x9, 0x3, 0x8f2d, 0x8a, 0x3, 0x6, 0xff, 0x7, 0x25, 0x3, 0x3, 0xec6e, 0x401, 0x8, 0xa, 0x40, 0x7, 0x7ff, 0x2, 0x4, 0x80, 0x4, 0xd79, 0x7, 0xfff5, 0x2, 0xffffffff, 0x7, 0x0, 0x1, 0x1, @perf_config_ext={0x4, 0x40}, 0x4000, 0x4, 0x5, 0x1, 0xffffffff, 0x80000000, 0x6}, 0xffffffffffffffff, 0xa, r1, 0x3) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r8, 0x40042409, 0x0) sendmsg$kcm(r0, &(0x7f00000016c0)={0x0, 0x0, &(0x7f0000001480)=[{&(0x7f0000001400)="fbbddf74cb34f15ab870f014b432d2f488f9300d0e1d1f35548adc77a5cd15e3301fc036752e51b7ba5608e0d92658057f9eab09f42c0b652380ed25d10fe220d20af180ac", 0x45}], 0x1, &(0x7f00000014c0)=[{0xd0, 0x100, 0x3, "5d60690ba4a97ed459a6c025293d88cc95ac4452267dbf85048363a309c6515d7a93e51caacfe5beb79cf3c66957cc7e1cbc2cae855c76e4c2937934369646206d6e255545c1274260236a9f162c4c8b6236b6d405483544495aa6adbbdc3f8a321904d4f8a7a1c79e06845c4f033fa8b6d83625d0fd4c5796cb5b7bcb21031d965fac47d8900873aafd2d8a5be094c7c5992a6c8d00eec8a533d2021065b64e8d305b2a3a6237f3200f865ed3a08ff04ad4924951cadba4fc"}], 0xd0}, 0x20000080) close(r6) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000001700)={r2, 0x4, 0x10}, 0xc) 2018/05/28 16:33:42 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xfffffffd, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 211.766457] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 211.771630] RIP: 0033:0x455a09 [ 211.774804] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 211.782583] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 211.789844] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 211.797100] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 211.804356] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 211.811614] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000006 2018/05/28 16:33:42 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x8035, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:42 executing program 6 (fault-call:1 fault-nth:7): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:42 executing program 3: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x7f, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0xfffffffffffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000214fd4)={0xc, 0x4, 0x4, 0x8000000000009, 0x0, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/05/28 16:33:42 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x40) r0 = socket$kcm(0xa, 0x1, 0x0) setsockopt$sock_attach_bpf(r0, 0x6, 0xe, &(0x7f0000000100), 0x4) 2018/05/28 16:33:42 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) r1 = socket$kcm(0x2, 0x3, 0x2) close(r1) [ 212.045925] FAULT_INJECTION: forcing a failure. [ 212.045925] name failslab, interval 1, probability 0, space 0, times 0 [ 212.057663] CPU: 0 PID: 18068 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 212.064964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 212.074333] Call Trace: [ 212.076958] dump_stack+0x1b9/0x294 [ 212.080622] ? dump_stack_print_info.cold.2+0x52/0x52 [ 212.085846] ? __save_stack_trace+0x7e/0xd0 [ 212.090407] should_fail.cold.4+0xa/0x1a [ 212.094510] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 212.099624] ? save_stack+0x43/0xd0 [ 212.103254] ? kasan_kmalloc+0xc4/0xe0 [ 212.107144] ? kmem_cache_alloc_trace+0x152/0x780 [ 212.111988] ? sctp_add_bind_addr+0xf9/0x4a0 [ 212.116387] ? sctp_copy_local_addr_list+0x499/0x690 [ 212.121474] ? sctp_copy_one_addr+0x5d/0x170 [ 212.125958] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 212.131655] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 212.136482] ? sctp_sendmsg+0x1888/0x1d70 [ 212.140619] ? inet_sendmsg+0x19f/0x690 [ 212.144579] ? sock_sendmsg+0xd5/0x120 [ 212.148450] ? ___sys_sendmsg+0x805/0x940 [ 212.152584] ? __sys_sendmsg+0x115/0x270 [ 212.156637] ? __x64_sys_sendmsg+0x78/0xb0 [ 212.160862] ? do_syscall_64+0x1b1/0x800 [ 212.164912] ? graph_lock+0x170/0x170 [ 212.168700] ? print_usage_bug+0xc0/0xc0 [ 212.172751] ? graph_lock+0x170/0x170 [ 212.176539] ? find_held_lock+0x36/0x1c0 [ 212.180591] ? lock_downgrade+0x8e0/0x8e0 [ 212.184735] __should_failslab+0x124/0x180 [ 212.188961] should_failslab+0x9/0x14 [ 212.192751] kmem_cache_alloc_trace+0x4b/0x780 [ 212.197324] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 212.201825] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 212.207355] sctp_add_bind_addr+0xf9/0x4a0 [ 212.211580] ? sctp_bind_addr_free+0x20/0x20 [ 212.215982] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 212.221181] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 212.226366] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 212.231382] sctp_copy_local_addr_list+0x499/0x690 [ 212.236314] ? sctp_defaults_init+0xe50/0xe50 [ 212.240810] ? get_random_bytes+0x34/0x40 [ 212.244950] ? sctp_association_new+0x19d8/0x2170 [ 212.249791] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 212.254979] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 212.260521] sctp_copy_one_addr+0x5d/0x170 [ 212.264748] ? sctp_copy_one_addr+0x5d/0x170 [ 212.269157] sctp_bind_addr_copy+0x16b/0x45b [ 212.273565] ? sctp_copy_one_addr+0x170/0x170 [ 212.278057] ? sctp_autobind+0x16d/0x1f0 [ 212.282109] ? sctp_do_bind+0x5f0/0x5f0 [ 212.286074] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 212.291604] ? security_sctp_bind_connect+0x99/0xc0 [ 212.296612] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 212.301269] ? sctp_sendmsg+0x125e/0x1d70 [ 212.305585] ? sctp_autobind+0x1f0/0x1f0 [ 212.309637] ? __local_bh_enable_ip+0x161/0x230 [ 212.314299] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 212.319311] ? lock_sock_nested+0x9f/0x120 [ 212.323540] ? trace_hardirqs_on+0xd/0x10 [ 212.327703] ? __local_bh_enable_ip+0x161/0x230 [ 212.332364] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 212.337894] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 212.343103] sctp_sendmsg+0x1888/0x1d70 [ 212.347077] ? do_raw_spin_unlock+0x9e/0x2e0 [ 212.351485] ? sctp_id2assoc+0x3e0/0x3e0 [ 212.355537] ? _raw_spin_unlock_bh+0x30/0x40 [ 212.359938] ? __release_sock+0x3a0/0x3a0 [ 212.364260] inet_sendmsg+0x19f/0x690 [ 212.368052] ? copy_msghdr_from_user+0x3a0/0x560 [ 212.372886] ? ipip_gro_receive+0x100/0x100 [ 212.377196] ? move_addr_to_kernel.part.18+0x100/0x100 [ 212.382472] ? security_socket_sendmsg+0x94/0xc0 [ 212.387215] ? ipip_gro_receive+0x100/0x100 [ 212.392824] sock_sendmsg+0xd5/0x120 [ 212.396524] ___sys_sendmsg+0x805/0x940 [ 212.400491] ? copy_msghdr_from_user+0x560/0x560 [ 212.405248] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 212.410903] ? proc_fail_nth_write+0x96/0x1f0 [ 212.415389] ? __fget_light+0x2ef/0x430 [ 212.419360] ? fget_raw+0x20/0x20 [ 212.422807] ? find_held_lock+0x36/0x1c0 [ 212.426859] ? kasan_check_write+0x14/0x20 [ 212.431102] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 212.436625] ? sockfd_lookup_light+0xc5/0x160 [ 212.441112] __sys_sendmsg+0x115/0x270 [ 212.444989] ? __ia32_sys_shutdown+0x80/0x80 [ 212.449476] ? __sb_end_write+0xac/0xe0 [ 212.453448] ? fput+0x130/0x1a0 [ 212.456716] ? ksys_write+0x1a6/0x250 [ 212.460519] __x64_sys_sendmsg+0x78/0xb0 [ 212.464572] do_syscall_64+0x1b1/0x800 [ 212.468455] ? finish_task_switch+0x1ca/0x840 [ 212.472938] ? syscall_return_slowpath+0x5c0/0x5c0 [ 212.477856] ? syscall_return_slowpath+0x30f/0x5c0 [ 212.482777] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 212.488145] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 212.492987] entry_SYSCALL_64_after_hwframe+0x49/0xbe 2018/05/28 16:33:42 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0x5, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:42 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x689, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:42 executing program 6 (fault-call:1 fault-nth:8): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:42 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x105d}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x7, 0x1f, 0x1, 0x1, 0x1}], {0x95}}, &(0x7f0000000000)='syzkaller\x00', 0x1000000005c6e, 0xfb, &(0x7f00000000c0)=""/251, 0x0, 0x0, [], 0x0, 0xf}, 0x48) [ 212.498178] RIP: 0033:0x455a09 [ 212.501351] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 212.509048] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 212.516301] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 212.523570] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 212.530825] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 212.538084] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000007 2018/05/28 16:33:42 executing program 3: r0 = socket$kcm(0x11, 0x3, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000140)}], 0x1}, 0x0) setsockopt$sock_attach_bpf(r0, 0x107, 0xf, &(0x7f0000000080), 0x1ce) sendmsg$kcm(r0, &(0x7f0000000480)={&(0x7f00000000c0)=@in6={0x3, 0x0, 0x10, @dev={0xfe, 0x80}}, 0x80, &(0x7f0000000340), 0x25d, &(0x7f0000000380)}, 0x0) socket$kcm(0x29, 0x7, 0x0) 2018/05/28 16:33:43 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = getpid() perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x81, 0x3, 0x0, 0xbc2, 0x0, 0x82, 0x0, 0x2, 0x6, 0x3, 0x4d95, 0x7fff, 0x2, 0x5, 0x7, 0x80000001, 0x100, 0x7, 0x8, 0x100000001, 0x20, 0xfffffffffffffffb, 0x5, 0x3, 0x2, 0x4, 0x2, 0xc90, 0x3, 0x994c, 0x6, 0x7, 0x3ff, 0x5, 0x687, 0xfffffffffffffff9, 0x0, 0x7, 0x4, @perf_config_ext={0x1, 0xb15e}, 0x0, 0x0, 0x1, 0x7, 0x100000000, 0x7ff, 0x2}, r1, 0x10, r0, 0x2) r2 = socket$kcm(0x2, 0x3, 0x2) close(r2) r3 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f00000000c0)={r2, r3}) socket$kcm(0x29, 0x2, 0x0) 2018/05/28 16:33:43 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0x8, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 212.846749] FAULT_INJECTION: forcing a failure. [ 212.846749] name failslab, interval 1, probability 0, space 0, times 0 [ 212.859082] CPU: 1 PID: 18093 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 212.866458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 212.875829] Call Trace: [ 212.878453] dump_stack+0x1b9/0x294 [ 212.882116] ? dump_stack_print_info.cold.2+0x52/0x52 [ 212.887333] ? __save_stack_trace+0x7e/0xd0 [ 212.891705] should_fail.cold.4+0xa/0x1a [ 212.895796] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 212.900946] ? save_stack+0x43/0xd0 [ 212.904641] ? kasan_kmalloc+0xc4/0xe0 [ 212.908582] ? kmem_cache_alloc_trace+0x152/0x780 [ 212.913467] ? sctp_add_bind_addr+0xf9/0x4a0 [ 212.917998] ? sctp_copy_local_addr_list+0x499/0x690 [ 212.923138] ? sctp_copy_one_addr+0x5d/0x170 [ 212.927588] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 212.933972] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 212.938842] ? sctp_sendmsg+0x1888/0x1d70 [ 212.943019] ? inet_sendmsg+0x19f/0x690 2018/05/28 16:33:43 executing program 2: socketpair(0x1d, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f0000000480)}, 0x20000) sendmsg(r0, &(0x7f00000004c0)={&(0x7f0000000040)=@ethernet={0x307, @random="243390f57ac3"}, 0x80, &(0x7f0000000540)=[{&(0x7f00000000c0)="c605daef31153714025465b654aada8813aeb362ab440087bf78d0f4dd6f96c21c1ccbd5108a83793d8b0e87c88ce10c86136c393e6cb4d016378d6c6ec49c4dd115f7f9a562ee42fb53fb64b576380b784f3495f329c0e151b92c787a80dabdad82359c4745b3e31f68f638a7ac361d4e2bb9f058d56694f373927915de3939fde8fc934503ed4f89761d64a7237ec53fc1a3023f02b26f573c00681bb37392814fbccd03141b3e48", 0xa9}, {&(0x7f0000000180)="c20cf0516d2ea664e494dcc319007ba5a009896b9abd95ef027b0072c82a7cb8bfaf471235ced7ceef6d8c2572c391cf34164a601c5d9cc7c7bf540b42303be3fc06b286d94e0c289a2b013654dcbb2b96c460d83e4f2d7abb94213e0ebb0acd96ae0284e9", 0x65}, {&(0x7f0000000200)="3d49c1bb3346b4e540f43a543753866099c4f03ca744336e096bfd40bbaf78e21d9b7c9764ca657c433cec5834fbfbcabbff3e063f7607a93958ab68052cb0dd48a642c974a58b44a371932c02bfacb5ab67ae97a2b9c704f7150143d1032e506bb64a40ac15efef42f212155ac610ff45346bae125dd1f975e3da4b4c8c0346e46018537ed36a8a35edd21e249f68449291a371b1c2aa39a9c3e85f622dcab40e9eaa3fd4870f0193d6d22d0e57181b83e9", 0xb2}, {&(0x7f00000002c0)="7509a9ee247e0f204833035a6d613969a7e448b8019e70d6d0c05949e1661a8a9ade0ebc330084f1987558c95e6ef3a42a4cf75c5f44557a9a17057aedc7e02fb7bbea8d485716ef96d136b40e75f0403a649af674d976c7059e2bb17eb538ff61e3479e364c7a4dec9962587914c333fb8eee8459d42b6109565dcc284fdbb0257b62f0c53a2e2d5de01f2c76685ba32a7306fc24fc2951", 0x98}, {&(0x7f0000000380)="328acd7abb79dd76faf1faf81c6eb4156e601856acae1f623198f8d5849805ee1ff9257c41cdb9eaa1fe770b7ff422e0da7d3884a1207e28955f65e3a776981ea2fb408ac207957a2665eeeb630b2a9cef9dd986ba6353027cd6b22444c31d0fafff5155e35d22f4ef05393b83094a5d82d10bdbbe0c2c697c3b67395d485a461bffeeb36427b8315a661da9c2ee9c0f82fc4c2069ccf9f21a0f244fb3f8831ac5159762830ee373bc5c1e6b34a6e7c8bd695e82a4a348b737902d51e08189536626b68976620964e152b5", 0xcb}], 0x5, &(0x7f00000005c0)=[{0x70, 0x0, 0x3, "71247517d34c97da6a4a36291f3868cf762ccad1806087b13b586385675451120502378d87899a066cad0d99e80b8a9ab1e57dd493d3fead3aa27d6fd38e36efc0925c3ae6344d54c13a760725089353f352d03b04f51540477dd03d94a2"}, {0x100, 0xff, 0x3f, "1dab957d768ae09686d2ceb8114caca249fceba1825336ac21becad7821865cbd7529a05871e5c1d1b0773ecb36715c64b601bb69b95907312e432f84b50decf5a5cc8067689d069fe62f21e4285a9d45d8c005f0706e3fb22bb9053efc7e68e0553158ef0921a8fa32cc3d20daf16264dced3b341a15896f3744f33f19843fe00e34152041a1aacf1a65b0e3c7229b48cadd487f0f31d47521ce2f026faf14a571d5760ba75dc3c80e1a817573d3050c214959813dd931b6d882916d6da21c840d2504d478309cdef8f7fe59d7831d8a3611c0fd84cc4ff4bdcf2ad0a9b044c6553fc240b8e97d20831928760823a"}, {0xf8, 0x119, 0x0, "e1d62a102f571f96a54af88c70533921fa0f2c1f6991c1930f4a21fed81ab4549d82f7cbe1625e78d4d3c9665dfb31ada712b8c2f4f1cd7b39376af1b1363dbf4fb3ff49704b6c03e6458597f7694f7b14105b3d773f72beaad7954ca79708f9ff5ec7d5c6b81ec87759cc8a220e9c5d2188aa7cb7faf1837da22d9b4853e51d0c7adee716d0cc25d64d1f29979fc44c85f8ad8ab6fae2a180d1ee1d10104683292d0e956b85cc6fd08c9c87ec18ab4fa1b8398cb3159601cc546a77c9866ecf568f05f8cb50c04a16d7abf71b21c107d7caa7954b7cc2ea86aa31d2f2ebcbc0047f"}, {0x98, 0x12d, 0x1, "3a5529e09e9216ce9398d9c25ff3e7666affbc471f04de1f3bec84244cb32784b7b1baadb3578b98e09377f92bb14cde82583b588897b5ba70fe6ea1a9322d8873cb9ad17216caca8f9d01f543a7579c4cbcc309e1f9ed1048b208f1415d728505298f908ab8f55eb193e9d424da28aa9c016fe1f94bbfa02a2f90693f540cd6882e8ecbce"}, {0xf0, 0x107, 0xc, "59bbbe1cec602d951dc5c8d518a8b5b9a57101247f66914e2c971886f103bbbf2812d630b7f1f9db94c93dfd49d865a7e17a45e51b4c501a15592afcd0eca38ecf13ce0b320b295399a49b55e1e25a09e41612fb1a6113a7e1760e18ea8bec9974b7b47c27fd982e8f7bc2cdc8fd36ec0c98bd67608efa43efd38f3214510999a382a746c38fb810c0ddf0f619c0ad5d43a6809ef0375c1b4f8bae98b9e4c60518d31f43d7c92e66baa9d44a4a78f9cfe75048cad86d342eeb48a1d0beb80b794d721776c31f2065cfdb0254f268b3e5341ec4f49b69596f4a35d69be1"}, {0xb0, 0x100, 0x2, "e74c7d483933ccb14a7be3bdfc7f0d18b45061be3eda8b3d2d268bdccb11c299f83b81eb2f3b8dc8574b0e0662d1d4af541e6298ff00400a59ecf664c0b523c9d7ddbb307e5d0b88fa240fa326e78cf468394d53741592957ffdb0da79a3adf1120938ddd183c95a0eb22b2d3557b6afc224451c223e827d2aaeef01228dda0178e374074c5b3813228b5ec03dad29b1b4921130fb94bce60d4633"}, {0x30, 0x0, 0x1000, "ce9c3d2145f3245f7f4f42cea7c1aa4461908a34cc12fd0fa4e903"}, {0xc0, 0x2f, 0xfffffffffffffffe, "eaea6c15aa28a4307f7b1d6be59ba854c887a93354306f886be9643e46cf7652b508daeeb3fea89e6247d9ce1de5f166e4f87a88945bce5a234e08e1fd60cf95bebe4633c8e0f54264e5188fcdd41e168416c3d2244ecf60e70db8c6a1f125ae3e278d6487d882e173e2e565a307d21044cac2bf9cd16a8a405eb38f5f1586f44b6d19278871a404a237343297257e8520334b949369ddbcb46a9f6c082b3ea547ba861385649fa2347e"}, {0xf8, 0x3a, 0x6, "44dfe90ef23be73736cf1ff025a2f46c50a57b8d8d3d5ef3d24b9e35f1f59e238d495c4e2e456c218eeec17974dd36c50f10d93b5c7508722a0c3513fe566ba8a3dc7243168b26bb9a6e4adf0e1771b790e523ebb28c12304b749f7b9cd2e7839aa425eb71f97cb10a777d580fb55681ed2328c0a19cbcf2fee2c876bc1645c1ebaf91ee9fb723f53711c3658f571c5596d7200a671307140efad17f126c88ecaced72b4408cdddee8771d1ce9eef24bf2be6df09f1ea019321313089c725d47f23363dbd6d3db95ca99c2ccc6abad233109d2a7066b9ca461a34721edafe65566a5d0"}, {0x68, 0x10a, 0xffffffffffff86a4, "a8b848f298c5f7e4f74f68e1b3c2957194da2ffdd564476ed1ba1ed00b02a778e80f324541242d34dfa5496bcb490bd5f9ea99c65918e2eec51d7dea075dda9cd064c1dbec1e3ec93a1d22cf49ce48eeaabe"}], 0x6f0}, 0x4000) [ 212.947020] ? sock_sendmsg+0xd5/0x120 [ 212.951202] ? ___sys_sendmsg+0x805/0x940 [ 212.955382] ? __sys_sendmsg+0x115/0x270 [ 212.959471] ? __x64_sys_sendmsg+0x78/0xb0 [ 212.963736] ? do_syscall_64+0x1b1/0x800 [ 212.967834] ? graph_lock+0x170/0x170 [ 212.971669] ? print_usage_bug+0xc0/0xc0 [ 212.976040] ? graph_lock+0x170/0x170 [ 212.979879] ? find_held_lock+0x36/0x1c0 [ 212.983985] ? lock_downgrade+0x8e0/0x8e0 [ 212.988179] __should_failslab+0x124/0x180 [ 212.992452] should_failslab+0x9/0x14 [ 212.996295] kmem_cache_alloc_trace+0x4b/0x780 [ 213.000921] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 213.005549] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 213.011161] sctp_add_bind_addr+0xf9/0x4a0 [ 213.015437] ? sctp_bind_addr_free+0x20/0x20 [ 213.019970] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 213.025202] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 213.030439] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 213.035496] sctp_copy_local_addr_list+0x499/0x690 [ 213.040468] ? sctp_defaults_init+0xe50/0xe50 [ 213.044991] ? get_random_bytes+0x34/0x40 [ 213.049165] ? sctp_association_new+0x19d8/0x2170 [ 213.054050] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 213.059277] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 213.064853] sctp_copy_one_addr+0x5d/0x170 [ 213.069120] ? sctp_copy_one_addr+0x5d/0x170 [ 213.073569] sctp_bind_addr_copy+0x16b/0x45b [ 213.078011] ? sctp_copy_one_addr+0x170/0x170 [ 213.082546] ? sctp_autobind+0x16d/0x1f0 [ 213.086656] ? sctp_do_bind+0x5f0/0x5f0 [ 213.090669] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 213.096257] ? security_sctp_bind_connect+0x99/0xc0 [ 213.101312] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 213.106011] ? sctp_sendmsg+0x125e/0x1d70 [ 213.110206] ? sctp_autobind+0x1f0/0x1f0 [ 213.114304] ? __local_bh_enable_ip+0x161/0x230 [ 213.119003] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 213.124051] ? lock_sock_nested+0x9f/0x120 [ 213.128314] ? trace_hardirqs_on+0xd/0x10 [ 213.132495] ? __local_bh_enable_ip+0x161/0x230 [ 213.137200] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 213.142777] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 213.148174] sctp_sendmsg+0x1888/0x1d70 [ 213.152180] ? do_raw_spin_unlock+0x9e/0x2e0 [ 213.156635] ? sctp_id2assoc+0x3e0/0x3e0 [ 213.160735] ? _raw_spin_unlock_bh+0x30/0x40 [ 213.165170] ? __release_sock+0x3a0/0x3a0 [ 213.169357] inet_sendmsg+0x19f/0x690 [ 213.173185] ? copy_msghdr_from_user+0x3a0/0x560 [ 213.177975] ? ipip_gro_receive+0x100/0x100 [ 213.182355] ? move_addr_to_kernel.part.18+0x100/0x100 [ 213.187663] ? security_socket_sendmsg+0x94/0xc0 [ 213.189717] can: request_module (can-proto-0) failed. [ 213.192444] ? ipip_gro_receive+0x100/0x100 [ 213.192463] sock_sendmsg+0xd5/0x120 [ 213.192479] ___sys_sendmsg+0x805/0x940 [ 213.192497] ? copy_msghdr_from_user+0x560/0x560 [ 213.192527] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 213.192543] ? proc_fail_nth_write+0x96/0x1f0 [ 213.192559] ? __fget_light+0x2ef/0x430 [ 213.192578] ? fget_raw+0x20/0x20 [ 213.192591] ? find_held_lock+0x36/0x1c0 [ 213.192615] ? kasan_check_write+0x14/0x20 [ 213.192639] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 213.192651] ? sockfd_lookup_light+0xc5/0x160 [ 213.192671] __sys_sendmsg+0x115/0x270 [ 213.254874] ? __ia32_sys_shutdown+0x80/0x80 [ 213.259315] ? __sb_end_write+0xac/0xe0 [ 213.263326] ? fput+0x130/0x1a0 [ 213.266630] ? ksys_write+0x1a6/0x250 [ 213.270456] __x64_sys_sendmsg+0x78/0xb0 [ 213.274530] do_syscall_64+0x1b1/0x800 [ 213.278424] ? finish_task_switch+0x1ca/0x840 [ 213.283098] ? syscall_return_slowpath+0x5c0/0x5c0 [ 213.288028] ? syscall_return_slowpath+0x30f/0x5c0 [ 213.292957] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 213.298318] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 213.303156] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 213.308358] RIP: 0033:0x455a09 [ 213.311537] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 213.319250] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 213.326517] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 213.333794] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 213.341143] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 213.348412] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000008 [ 213.357728] can: request_module (can-proto-0) failed. 2018/05/28 16:33:43 executing program 6 (fault-call:1 fault-nth:9): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:43 executing program 4: mkdir(&(0x7f0000000100)='./file0\x00', 0x6) mount(&(0x7f0000000000)='0\nfile:\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='ceph\x00', 0x0, &(0x7f00000000c0)) 2018/05/28 16:33:43 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x2, 0x3, 0x2) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000040)={r0}) close(r0) 2018/05/28 16:33:43 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x543, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:43 executing program 2: r0 = perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xcbc3fcdc677db667, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00000000c0)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = getpid() perf_event_open(&(0x7f0000000040)={0x3, 0x70, 0xa247, 0x2, 0x81, 0x5, 0x0, 0x0, 0x20000, 0x1, 0x7ff, 0xcfb, 0x10001, 0x0, 0xffffffffffffffe1, 0x2f69, 0x9, 0x2, 0x3b, 0x7, 0x4, 0x100000000, 0x0, 0x5352, 0x6, 0x0, 0x4, 0x3, 0x1, 0x71cb, 0x6, 0x9, 0x3f, 0x9, 0xfff, 0x100, 0x9, 0xfffffffffffffffb, 0x0, 0xfffffffffffffffa, 0x0, @perf_bp={&(0x7f0000000000), 0x2}, 0x0, 0x7, 0x31bc, 0x4, 0xfc, 0x1f, 0x400}, r1, 0x2, r0, 0x8) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x8, 0x100000001, 0x10001, 0x4, 0x0, 0x800, 0x2c000, 0x8, 0x3, 0x0, 0x831, 0x2, 0x7, 0x7f, 0x7, 0x3, 0x0, 0xed, 0x7fffffff, 0x7ff, 0x7fffffff, 0x2, 0x7, 0x800, 0x7, 0x8, 0x80, 0x2c, 0x3, 0x6, 0x50abfda9, 0x3, 0x347e2129, 0x8, 0x3a4b, 0x9, 0x0, 0xfffffffffffffffb, 0x5, @perf_bp={&(0x7f0000000100), 0x4}, 0x59339c52498dc5c9, 0x3, 0x4, 0x6, 0x47, 0x80000001, 0xa8}, r1, 0x9, r0, 0xb) 2018/05/28 16:33:43 executing program 7: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x0, 0x1, &(0x7f0000001fe8)=ANY=[@ANYBLOB="e92be282346d61ac97"], &(0x7f0000003ff6)='syzkaller\x00', 0x0, 0xc3, &(0x7f0000009f3d)=""/195}, 0x48) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000001ec0)={&(0x7f0000000b00)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, 0x80, &(0x7f0000001e40)=[{&(0x7f0000000b80)=""/120, 0x78}, {&(0x7f0000000c00)=""/208, 0xd0}, {&(0x7f0000000d00)=""/4096, 0x1000}, {&(0x7f0000001d00)=""/131, 0x83}, {&(0x7f0000002000)=""/4096, 0x1000}, {&(0x7f0000001dc0)=""/74, 0x4a}], 0x6, &(0x7f0000004000)=""/4096, 0x1000, 0x4}, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000001f00)={0xd, 0xb, &(0x7f0000000000)=@framed={{0x18, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1}, [@jmp={0x5, 0x0, 0x6, 0x9, 0xf, 0xffffffff, 0xffffffffffffffff}, @jmp={0x5, 0xd8, 0x4, 0x1, 0x0, 0xfffffffe, 0x1}, @initr0={0x18, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x4}, @jmp={0x5, 0x100000001, 0x0, 0x5, 0x0, 0x56, 0x4}], {0x95}}, &(0x7f0000000080)='GPL\x00', 0x40, 0x8c, &(0x7f00000000c0)=""/140, 0x41f00, 0x1, [], r1, 0x7}, 0x48) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000300)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000340)={r3, r2}) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x5, &(0x7f0000001fd8)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x25}, [@ldst={0xa, 0x0, 0x3, 0x0, 0x7a}], {0x95}}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0x437, &(0x7f000000cf3d)=""/195}, 0x48) socketpair(0x0, 0x80001, 0x9, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(r4, &(0x7f00000002c0)={&(0x7f00000001c0)=@pptp={0x18, 0x2, {0x3, @broadcast=0xffffffff}}, 0x80, &(0x7f0000000280)=[{&(0x7f0000000240)="b6bf36beb9d079fd4a71c290fe9ca008566ea55ed0e329d5dc1c5e2f9835", 0x1e}, {&(0x7f0000005000)="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", 0x1000}], 0x2, 0x0, 0x0, 0x810}, 0x8c4) 2018/05/28 16:33:43 executing program 3: r0 = socket$kcm(0xa, 0x5, 0x11) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000000)=0xffffffff, 0x4) socketpair(0x9, 0x5, 0x8, &(0x7f0000000040)) socketpair(0xc30839e68caa3bde, 0x80007, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_attach_bpf(r0, 0x29, 0x2e, &(0x7f0000000080)=r1, 0xc9579451) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f00000000c0)=0x80000001) 2018/05/28 16:33:43 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0x10, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:43 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0x2, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:43 executing program 7: r0 = socket$kcm(0x2, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000740)={&(0x7f0000000080)=@in={0x2, 0x4e23, @multicast2=0xe0000002}, 0x80, &(0x7f0000000200), 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="100000b2366519d3c030f10001000000"], 0x10}, 0x0) 2018/05/28 16:33:43 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xf401000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:43 executing program 4: r0 = perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000940000)={0x1, 0x70}, 0x0, 0x0, r0, 0x3) r1 = socket$kcm(0x29, 0x5, 0x0) socketpair$inet(0x2, 0x800, 0xffff, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000080)={r2}) 2018/05/28 16:33:43 executing program 2: r0 = socket$kcm(0x29, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000fc0)={&(0x7f00000009c0)=@hci={0x1f}, 0x80, &(0x7f0000000b00)=[{&(0x7f0000000a40)='M', 0x1}], 0x1, &(0x7f0000000b40)=ANY=[]}, 0x8000) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0xd, 0x6, &(0x7f0000000000)=@raw=[@jmp={0x5, 0x91, 0x6, 0x1, 0xa, 0x4}, @ldst={0x0, 0x3, 0x1, 0xf, 0x8, 0x5c, 0x4}, @alu={0x4, 0x5468, 0x8, 0x3, 0x9, 0xfffffff0, 0x10}], &(0x7f00000000c0)='GPL\x00', 0x5, 0x0, 0x0, 0x40f00, 0x1}, 0x48) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000480)=r1, 0x4) r3 = perf_event_open(&(0x7f00000003c0)={0x3, 0x70, 0x5, 0x81, 0x258, 0x0, 0x0, 0x10001, 0x210, 0x9, 0xc8, 0x40, 0x7d0bdc9e, 0x3, 0xffffffff00000001, 0xff, 0x400, 0x7, 0x1, 0x5, 0x80000001, 0x4, 0x400, 0x81e0000000000000, 0x3, 0x10000, 0x8001, 0x4, 0x200000, 0x8000, 0x1, 0x100000000, 0x8, 0x2, 0xfffffffffffffffb, 0xfffffffffffffffb, 0x7, 0x9, 0x0, 0x5, 0x0, @perf_bp={&(0x7f00000002c0), 0x8}, 0x4000, 0x0, 0x4, 0x0, 0x8, 0xbfed, 0x6759b967}, 0x0, 0x1, 0xffffffffffffffff, 0x8) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r3, 0x40042409, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r1, 0x50, &(0x7f00000004c0)}, 0x10) sendmsg(r0, &(0x7f0000000300)={&(0x7f0000000040)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}}}, 0x80, &(0x7f0000000280)=[{&(0x7f0000000200)='[', 0x1}], 0x1, &(0x7f0000002000)}, 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f00000001c0)) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000340)={0x8, 0x2, 0x4, 0xe050, 0x20, 0xffffffffffffff9c, 0x5}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000380)={r4, &(0x7f0000000540)="b1d2b43ac94848973c26958751e91bf88e844c64328ac356a59c0b45a6beaeea9d45607c359313e92485d4b0577b147e3e934ac9a6faf688d938b247d313aea03f48e76867fdf2669d10bd850609ee677e6ae77d201707ff6cdc0dcfc3ace680b64be3b5c613967e080fadce564b79df8806ef98f4137ee08a5d17903d52b4b0e69c29e7588cdcf5a20119dc4d91f7165e135e50b697192eff42bd69e4d032b0d9a460cf0b7b20c60feb9ab85fcb78cf4d196aefbb24525d", &(0x7f0000000600)="76fcd45a0d07cd5ff99a697bfb1e130dba54490ec84f5b26609e2ab232eea9a5c93b86d6619dedf23bbc5115f7f434a715e7cf4a3a46219546bea94128f3fc5dd111ed306290c43f540b51a01a"}, 0x20) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000440)) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000006c0)={r4, 0x28, &(0x7f0000000680)}, 0x10) [ 213.635956] libceph: parse_ips bad ip '0 [ 213.635956] file' [ 213.637189] FAULT_INJECTION: forcing a failure. [ 213.637189] name failslab, interval 1, probability 0, space 0, times 0 [ 213.653359] CPU: 1 PID: 18144 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 213.660649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 213.670022] Call Trace: [ 213.672646] dump_stack+0x1b9/0x294 [ 213.676312] ? dump_stack_print_info.cold.2+0x52/0x52 [ 213.682861] ? __save_stack_trace+0x7e/0xd0 [ 213.687229] should_fail.cold.4+0xa/0x1a [ 213.691324] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 213.696466] ? save_stack+0x43/0xd0 [ 213.700104] ? kasan_kmalloc+0xc4/0xe0 [ 213.704041] ? kmem_cache_alloc_trace+0x152/0x780 [ 213.709621] ? sctp_add_bind_addr+0xf9/0x4a0 [ 213.714051] ? sctp_copy_local_addr_list+0x499/0x690 [ 213.719162] ? sctp_copy_one_addr+0x5d/0x170 [ 213.723592] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 213.729310] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 213.734147] ? sctp_sendmsg+0x1888/0x1d70 [ 213.738478] ? inet_sendmsg+0x19f/0x690 [ 213.742475] ? sock_sendmsg+0xd5/0x120 [ 213.746360] ? ___sys_sendmsg+0x805/0x940 [ 213.750503] ? __sys_sendmsg+0x115/0x270 [ 213.754586] ? __x64_sys_sendmsg+0x78/0xb0 [ 213.758835] ? do_syscall_64+0x1b1/0x800 [ 213.762900] ? graph_lock+0x170/0x170 [ 213.766703] ? print_usage_bug+0xc0/0xc0 [ 213.770765] ? graph_lock+0x170/0x170 [ 213.774583] ? find_held_lock+0x36/0x1c0 [ 213.778661] ? lock_downgrade+0x8e0/0x8e0 [ 213.782819] __should_failslab+0x124/0x180 [ 213.787062] should_failslab+0x9/0x14 [ 213.790874] kmem_cache_alloc_trace+0x4b/0x780 [ 213.795478] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 213.800003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 213.805557] sctp_add_bind_addr+0xf9/0x4a0 [ 213.809806] ? sctp_bind_addr_free+0x20/0x20 [ 213.814230] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 213.819427] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 213.824628] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 213.829651] sctp_copy_local_addr_list+0x499/0x690 [ 213.834588] ? sctp_defaults_init+0xe50/0xe50 [ 213.839095] ? get_random_bytes+0x34/0x40 [ 213.843247] ? sctp_association_new+0x19d8/0x2170 [ 213.848137] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 213.853328] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 213.858867] sctp_copy_one_addr+0x5d/0x170 [ 213.863105] ? sctp_copy_one_addr+0x5d/0x170 [ 213.867522] sctp_bind_addr_copy+0x16b/0x45b [ 213.871939] ? sctp_copy_one_addr+0x170/0x170 [ 213.876427] ? sctp_autobind+0x16d/0x1f0 [ 213.880484] ? sctp_do_bind+0x5f0/0x5f0 [ 213.884461] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 213.890012] ? security_sctp_bind_connect+0x99/0xc0 [ 213.895044] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 213.899718] ? sctp_sendmsg+0x125e/0x1d70 [ 213.903880] ? sctp_autobind+0x1f0/0x1f0 [ 213.907951] ? __local_bh_enable_ip+0x161/0x230 [ 213.912633] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 213.917650] ? lock_sock_nested+0x9f/0x120 [ 213.921888] ? trace_hardirqs_on+0xd/0x10 [ 213.926068] ? __local_bh_enable_ip+0x161/0x230 [ 213.930752] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 213.936300] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 213.941489] sctp_sendmsg+0x1888/0x1d70 [ 213.945472] ? do_raw_spin_unlock+0x9e/0x2e0 [ 213.949879] ? sctp_id2assoc+0x3e0/0x3e0 [ 213.953940] ? _raw_spin_unlock_bh+0x30/0x40 [ 213.958346] ? __release_sock+0x3a0/0x3a0 [ 213.962510] inet_sendmsg+0x19f/0x690 [ 213.966309] ? copy_msghdr_from_user+0x3a0/0x560 [ 213.971061] ? ipip_gro_receive+0x100/0x100 [ 213.975387] ? move_addr_to_kernel.part.18+0x100/0x100 [ 213.980668] ? security_socket_sendmsg+0x94/0xc0 [ 213.985417] ? ipip_gro_receive+0x100/0x100 [ 213.989735] sock_sendmsg+0xd5/0x120 [ 213.993440] ___sys_sendmsg+0x805/0x940 [ 213.997412] ? copy_msghdr_from_user+0x560/0x560 [ 214.002173] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 214.007714] ? proc_fail_nth_write+0x96/0x1f0 [ 214.012204] ? __fget_light+0x2ef/0x430 [ 214.016170] ? fget_raw+0x20/0x20 [ 214.019624] ? find_held_lock+0x36/0x1c0 [ 214.023692] ? kasan_check_write+0x14/0x20 [ 214.027939] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 214.033468] ? sockfd_lookup_light+0xc5/0x160 [ 214.037962] __sys_sendmsg+0x115/0x270 [ 214.041846] ? __ia32_sys_shutdown+0x80/0x80 [ 214.046248] ? __sb_end_write+0xac/0xe0 [ 214.050217] ? fput+0x130/0x1a0 [ 214.053501] ? ksys_write+0x1a6/0x250 [ 214.057317] __x64_sys_sendmsg+0x78/0xb0 [ 214.061374] do_syscall_64+0x1b1/0x800 [ 214.065253] ? syscall_return_slowpath+0x5c0/0x5c0 [ 214.070184] ? syscall_return_slowpath+0x30f/0x5c0 [ 214.075120] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 214.080495] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 214.085338] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.090518] RIP: 0033:0x455a09 [ 214.093702] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 214.101412] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 214.108676] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 214.115947] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 214.123207] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 214.130469] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000009 2018/05/28 16:33:44 executing program 6 (fault-call:1 fault-nth:10): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:44 executing program 3: r0 = socket$kcm(0x29, 0x2, 0x0) recvmsg$kcm(r0, &(0x7f0000000440)={&(0x7f0000000140)=@ax25, 0x80, &(0x7f0000000380)=[{&(0x7f00000001c0)=""/200, 0xc8}, {&(0x7f00000002c0)=""/143, 0x8f}], 0x2, &(0x7f00000003c0)=""/78, 0x4e, 0x6}, 0x40010000) socket$kcm(0x11, 0x2, 0x0) r1 = perf_event_open(&(0x7f0000000040)={0x5, 0x70, 0x4, 0x4, 0xe5cd, 0xff, 0x0, 0x9405, 0x542, 0xa, 0xfff, 0x8000, 0x5, 0xb1e9, 0x8f8, 0x2, 0x400, 0x7, 0xffffffffffffff80, 0x2, 0x1, 0x3, 0xb3, 0x2, 0x59c, 0x1, 0x81, 0xc226, 0x3, 0x6, 0x401, 0x8001, 0x8c05, 0x800, 0x1, 0x9, 0x6b23, 0x2, 0x0, 0x7, 0x4, @perf_config_ext={0x81, 0x1}, 0x1010, 0x100, 0x3631, 0x3, 0x107, 0x0, 0x3}, 0x0, 0x9, 0xffffffffffffffff, 0x9) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f00000004c0)={&(0x7f0000000480)='./file0\x00', 0x0, 0x8}, 0x10) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000500)={0x0, r2, 0x0, 0x2}, 0x14) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000100)='\'!l}[trustedem1em1}bdev{\x00') r3 = socket$kcm(0xa, 0x2, 0x0) recvmsg$kcm(r3, &(0x7f0000000140)={&(0x7f0000000080), 0xfffffffffffffe73, &(0x7f0000000100)=[{&(0x7f00000001c0)=""/186, 0xba}], 0x1185, &(0x7f0000000280)=""/164, 0xa4}, 0x0) socketpair(0xb, 0x7, 0x8, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) close(r5) ioctl$PERF_EVENT_IOC_SET_FILTER(r5, 0x40082406, &(0x7f00000000c0)="b96f6c6b6e302a109c000000") setsockopt$sock_attach_bpf(r4, 0x107, 0xe, &(0x7f0000001640)=r4, 0xfffffffffffffe49) 2018/05/28 16:33:44 executing program 4: socketpair(0x1f, 0x6, 0x5, &(0x7f0000000000)) socket$kcm(0x29, 0x5, 0x0) r0 = socket$kcm(0x2, 0x5, 0x0) recvmsg$kcm(r0, &(0x7f0000000300)={&(0x7f0000000100)=@ethernet={0x0, @link_local}, 0x80, &(0x7f0000000840)=[{&(0x7f0000000180)=""/98, 0x62}, {&(0x7f00000003c0)=""/216, 0xd8}, {&(0x7f0000000040)=""/15, 0xf}, {&(0x7f0000000200)=""/119, 0x77}, {&(0x7f0000000280)=""/47, 0x2f}, {&(0x7f00000004c0)=""/157, 0x9d}, {&(0x7f0000000580)=""/132, 0x84}, {&(0x7f0000000640)=""/234, 0xea}, {&(0x7f0000000740)=""/227, 0xe3}], 0x9, 0x0, 0x0, 0x8}, 0x2) sendmsg(r0, &(0x7f0000001400)={&(0x7f0000000080)=@in={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000002c0)='A', 0x1}], 0x1, &(0x7f0000001440)}, 0x0) 2018/05/28 16:33:44 executing program 2: bpf$OBJ_GET_PROG(0x7, &(0x7f0000000300)={&(0x7f00000002c0)='./file0\x00', 0x0, 0x8}, 0x10) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x10, 0x8, &(0x7f0000000040)=@raw=[@exit={0x95}, @alu={0x0, 0x5, 0xd, 0x0, 0x0, 0x100, 0x10}, @map={0x18, 0xf, 0x1, 0x0, 0x1}, @generic={0x4, 0x8, 0x2, 0x5}], &(0x7f0000000080)='GPL\x00', 0x5, 0x0, 0x0, 0x41f00, 0x1}, 0x48) recvmsg$kcm(0xffffffffffffff9c, &(0x7f000000e880)={&(0x7f000000e540)=@hci={0x0, 0x0}, 0x80, &(0x7f000000e740)=[{&(0x7f000000e5c0)=""/83, 0x53}, {&(0x7f000000e640)=""/45, 0x2d}, {&(0x7f000000e680)=""/55, 0x37}, {&(0x7f000000e6c0)=""/85, 0x55}], 0x4, &(0x7f000000e780)=""/248, 0xf8, 0x8000}, 0x2001) bpf$PROG_LOAD(0x5, &(0x7f000000e8c0)={0xc, 0x6, &(0x7f0000000200)=@raw=[@alu={0x7, 0xf4c3, 0xf, 0x0, 0xe, 0xffffffff, 0xfffffffffffffff0}, @generic={0xffffffffffffffff, 0x4, 0x0, 0x9}, @generic={0x80000000, 0x9, 0x0, 0x6}], &(0x7f0000000240)='GPL\x00', 0x80000000, 0x1e, &(0x7f0000000280)=""/30, 0x41100, 0x1, [], r1}, 0x48) mkdir(&(0x7f0000000340)='./file0\x00', 0x10) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000380)={&(0x7f0000000000)='./file0\x00', r0}, 0x10) bpf$OBJ_GET_MAP(0x14, &(0x7f0000000100)={&(0x7f0000000140)='./file0\x00'}, 0xfffffffffffffda3) 2018/05/28 16:33:44 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0x4, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:44 executing program 7: socketpair(0x26, 0x5, 0xf8000000, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x8001) 2018/05/28 16:33:44 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x800000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:44 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000040)) r0 = socket$kcm(0x2, 0x3, 0x2) close(r0) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000080)) [ 214.548488] FAULT_INJECTION: forcing a failure. [ 214.548488] name failslab, interval 1, probability 0, space 0, times 0 [ 214.559947] CPU: 0 PID: 18184 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 214.567254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.576655] Call Trace: [ 214.579277] dump_stack+0x1b9/0x294 [ 214.582949] ? dump_stack_print_info.cold.2+0x52/0x52 [ 214.588176] ? __save_stack_trace+0x7e/0xd0 [ 214.592566] should_fail.cold.4+0xa/0x1a [ 214.596682] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 214.601789] ? zap_class+0x720/0x720 [ 214.605499] ? sctp_copy_local_addr_list+0x499/0x690 [ 214.610606] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 214.616316] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 214.621149] ? sctp_sendmsg+0x1888/0x1d70 [ 214.625292] ? inet_sendmsg+0x19f/0x690 [ 214.629286] ? sock_sendmsg+0xd5/0x120 [ 214.633163] ? ___sys_sendmsg+0x805/0x940 [ 214.637299] ? __sys_sendmsg+0x115/0x270 [ 214.641348] ? __x64_sys_sendmsg+0x78/0xb0 [ 214.645577] ? do_syscall_64+0x1b1/0x800 [ 214.649643] ? graph_lock+0x170/0x170 [ 214.653436] ? print_usage_bug+0xc0/0xc0 [ 214.657500] ? graph_lock+0x170/0x170 [ 214.661303] ? find_held_lock+0x36/0x1c0 [ 214.665371] ? lock_downgrade+0x8e0/0x8e0 [ 214.669525] __should_failslab+0x124/0x180 [ 214.673755] should_failslab+0x9/0x14 [ 214.677550] kmem_cache_alloc_trace+0x4b/0x780 [ 214.682125] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 214.686622] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 214.692164] sctp_add_bind_addr+0xf9/0x4a0 [ 214.696395] ? sctp_bind_addr_free+0x20/0x20 [ 214.700800] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 214.705987] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 214.711212] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 214.716231] sctp_copy_local_addr_list+0x499/0x690 [ 214.721165] ? sctp_defaults_init+0xe50/0xe50 [ 214.725661] ? get_random_bytes+0x34/0x40 [ 214.729891] ? sctp_association_new+0x19d8/0x2170 [ 214.734736] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 214.739925] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 214.745470] sctp_copy_one_addr+0x5d/0x170 [ 214.749698] ? sctp_copy_one_addr+0x5d/0x170 [ 214.754107] sctp_bind_addr_copy+0x16b/0x45b [ 214.758515] ? sctp_copy_one_addr+0x170/0x170 [ 214.763003] ? sctp_autobind+0x16d/0x1f0 [ 214.767067] ? zap_class+0x720/0x720 [ 214.770772] ? sctp_do_bind+0x5f0/0x5f0 [ 214.774743] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 214.780287] ? security_sctp_bind_connect+0x99/0xc0 [ 214.785306] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 214.789966] ? sctp_sendmsg+0x125e/0x1d70 [ 214.794115] ? sctp_autobind+0x1f0/0x1f0 [ 214.798174] ? __local_bh_enable_ip+0x161/0x230 [ 214.803463] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 214.808480] ? lock_sock_nested+0x9f/0x120 [ 214.812705] ? trace_hardirqs_on+0xd/0x10 [ 214.817054] ? __local_bh_enable_ip+0x161/0x230 [ 214.821722] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 214.827272] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 214.832459] sctp_sendmsg+0x1888/0x1d70 [ 214.836427] ? do_raw_spin_unlock+0x9e/0x2e0 [ 214.840833] ? sctp_id2assoc+0x3e0/0x3e0 [ 214.844907] ? _raw_spin_unlock_bh+0x30/0x40 [ 214.849485] ? __release_sock+0x3a0/0x3a0 [ 214.853725] inet_sendmsg+0x19f/0x690 [ 214.857529] ? copy_msghdr_from_user+0x3a0/0x560 [ 214.862289] ? ipip_gro_receive+0x100/0x100 [ 214.866636] ? move_addr_to_kernel.part.18+0x100/0x100 [ 214.871919] ? security_socket_sendmsg+0x94/0xc0 [ 214.876681] ? ipip_gro_receive+0x100/0x100 [ 214.881089] sock_sendmsg+0xd5/0x120 [ 214.884798] ___sys_sendmsg+0x805/0x940 [ 214.888765] ? copy_msghdr_from_user+0x560/0x560 [ 214.893524] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 214.899056] ? proc_fail_nth_write+0x96/0x1f0 [ 214.903548] ? __fget_light+0x2ef/0x430 [ 214.907517] ? fget_raw+0x20/0x20 [ 214.910966] ? find_held_lock+0x36/0x1c0 [ 214.915113] ? kasan_check_write+0x14/0x20 [ 214.919372] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 214.924905] ? sockfd_lookup_light+0xc5/0x160 [ 214.930014] __sys_sendmsg+0x115/0x270 [ 214.933903] ? __ia32_sys_shutdown+0x80/0x80 [ 214.938312] ? __sb_end_write+0xac/0xe0 [ 214.942283] ? fput+0x130/0x1a0 [ 214.945565] ? ksys_write+0x1a6/0x250 [ 214.949399] __x64_sys_sendmsg+0x78/0xb0 [ 214.953467] do_syscall_64+0x1b1/0x800 [ 214.957350] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 214.962209] ? syscall_return_slowpath+0x5c0/0x5c0 [ 214.967144] ? syscall_return_slowpath+0x30f/0x5c0 [ 214.972079] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 214.977454] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 214.982319] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.987502] RIP: 0033:0x455a09 [ 214.990689] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 214.998489] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 215.005750] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 215.013030] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 215.020295] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 215.027677] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000000a 2018/05/28 16:33:45 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xb, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:45 executing program 7: socketpair$ax25(0x3, 0x0, 0xcf, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r0, &(0x7f00000001c0)={&(0x7f00000000c0)=@nl=@proc={0x10, 0x0, 0x25dfdbfb, 0x400}, 0x80, &(0x7f0000000180)=[{&(0x7f0000000140)="5fd86481d5ffed99bd1c585f5b5f79f5a76fd2", 0x13}, {&(0x7f0000000300)="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", 0x1000}], 0x2, &(0x7f0000001300)=[{0x100, 0x119, 0x6, "1d9f5acdb9be3304ab21b5e4ddf5c55ce345ffa54fc14dbb5fc0fc182084df2a62d5c8127c1a2faa95b2db4cbb2d6157d5ba2106996dd0c64d3cada883fa3e3ec0bf89f47d43b55cb3e4a4a9946667996ba445d82fb2154feafe18a3a9c10868c1d524767d6293d3974a8e1ef0f82f60de62ef077f243155bc42a45ee25d365902167f4bfb51038e460cfc0a18ac699fc307aa985c53bd06a9d24802531286f53b23202e50fb52102de029ebcb2225e1c6c4b75a39d0ec751d466aa69b9dc03ef9e028f244ec04205230520b7a58667a76bb1b013b0e15bdf2cca7b2ec0bf8856f3c8973e4198bf36fa3b86bfb"}, {0x108, 0x10b, 0x2, "12040b2839f1f83ac95a7c9e7344ab7eb294b9e9be69e92c3e09f1c0092dd945281680aeb9544c3d7b5f7dc218df5f44e1bb6813ee2e46f174dfb48d64489d581391040d84f0a916421fea524512335ebee6660939e1ce7f345f38098d6fc93c70648ba9746d38a79199645cb6214fa9ae8ac900be56cbddccb9e2dc7cce70a44e3adc85b380910c8b2a26617197b40f3fb92e2a694190f84b7ed85fa882116855607715dd91e00c678746ce38aa21fef2b26adb75d978ba35913db0c4f776e5215152921716e5894c7063b6e4f30fc78f57f01fa33768fdf8558e788b3ba4f96f964280576cef1e2ccb2670e9a17b4773cdb3b1bf"}, {0x40, 0x105, 0x8000, "5ff5148bac4fc76b26ab6c4741024222e43f00000077fc26a9f6aedc6b3a2846ff8d254409d19d8d2c0fc67367e88d8d"}, {0x68, 0x105, 0xff, "0f20ac14a20b1a721ac1c805bd2341504781a6f84741701f21d06852672dd97e4c820bdd9ef4bfb8365304088c6d51fe92d7472dfd411c86418d5262fe0475df640206e29d640d4ac518dfdaaa072f8fabef"}, {0xc0, 0x107, 0x0, "f36361e547680a0485d58df6dbd3ed3cce360b3e615325c6c6c509451bbe72f748a6d22b8ba6685d374dddb1837e1e9b8123f7676227415909b9b89be0b1080e14ea2bd352bd6317401d4c9a957e86959e56fa6b0ec4878ca887b5a33e8b701958bdefd2d10846f5394d1c9ffcb41232a4bdd893a63b2a305d408cd53e767871ed4ced6f24a27bd22f9801ef10d8a115bd64a2d6d7ce08e42c6752be7850832a0308a3cbe175a3f6a24b4c6c90a1"}, {0x18, 0x0, 0x1, "c6a0957b"}, {0x2d0, 0x10b, 0x8, "0b4b4c995813c9a21cc2a977f2902e898f33ada9779f3c3046965e1208c0b18c5613c1ca3f95d98fde5d8137f843614bc359cd2139f45ed04f8abcbcf3f48d51fc3153f171a87b85f0124eb32b5a9b69c26b3b962fbca16c702e6e15cbd11c62362b50b2b988f71a89e20b2fe1adf6110bc117dd6fda49fb673b06d4e43097e5a844963e4e6142149a3f108c44ea727257fa4b7703d60e7ee01d2e"}, {0xf0, 0x10f, 0x9, "04be0b7c2a44e7ebb8f715d52dcd6836fa88579eb21052ae931fed545c01be5db0a45418b143628689219348409e0d12f31a6212730153c3aad215e43fa257cf2f13b483f0ea6a6ffefd2bb0bfcb391e8c5b90118d342595aa06697a4c28c9ef4ef5da4a3b947fb4f17f9fd00fef4b1270863be9b974891d59f2b2483dca5d555cd279f14d3ee6f6fcb0e0cf4c5b6d57af9157a5580456decce7e202fa1cf490da033d99ecd4926d5175c2d9fbe3b2c9919a3636383a5d822372e933c52edac22d01ec12fe19a352b1923f0beaf51efec16f31e78f9475190bddf64eb5f403"}, {0x60, 0x84, 0x3f, "11bd0f3578fb2558f54feef748e4f0274af012ddb5ec5b90ac39579cb4eb4f1988f3c7b423520a906574d96192c59c3b763470aef15f9d5daf98f7bbca0b4973d0f56270ebe9310362b730f260af"}], 0x588, 0x10}, 0x90) r1 = socket$kcm(0x11, 0x5, 0x0) sendmsg$kcm(r1, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x608, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0x340}, 0x0) r2 = gettid() r3 = perf_event_open(&(0x7f00000018c0)={0x4, 0x70, 0x5, 0x7ff, 0xf6d4, 0x1, 0x0, 0xff, 0x48, 0x9, 0x4, 0x9, 0x8, 0x7fffffff, 0x9, 0x7, 0x2, 0xfff, 0xe646, 0x2, 0x7fff, 0x7, 0x4, 0x3, 0xfffffffffffffffa, 0x6, 0x100, 0x3f, 0x3f, 0x48b, 0x52, 0x8, 0x7, 0x2, 0x81, 0x0, 0x100000000, 0x20, 0x0, 0x4, 0x0, @perf_config_ext={0x4, 0x80000000}, 0x2000, 0x81, 0x4000, 0x0, 0x7fff, 0x1, 0x3}, 0x0, 0x0, r1, 0x9) perf_event_open(&(0x7f0000000200)={0x0, 0x70, 0x3ff, 0xf37, 0x40, 0x8000, 0x0, 0xbea7, 0x100, 0x1, 0x10000, 0x81, 0x7fff, 0x7, 0x9, 0x8, 0xf03, 0x2e0, 0x4, 0x7, 0xee90, 0x3, 0x2, 0x5e1, 0x90, 0xfffffffffffffe00, 0x80, 0xffff, 0xb7, 0x4, 0xc11, 0x234, 0x8, 0x0, 0xffffffff, 0x2, 0x40, 0x1d, 0x0, 0x1, 0x1, @perf_config_ext={0x7, 0x4f}, 0x2c08, 0x2d14000000, 0x6, 0x7, 0x2, 0x40}, r2, 0xf, r3, 0x1) 2018/05/28 16:33:45 executing program 6 (fault-call:1 fault-nth:11): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:45 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40000000000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x2, 0x3, 0x2) close(r0) 2018/05/28 16:33:45 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xf0ff7f00000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:45 executing program 4: r0 = socket$kcm(0x2, 0x1, 0x0) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x6847b5ab4a0c33c1}, 0x10) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x890d, &(0x7f0000000140)) 2018/05/28 16:33:45 executing program 3: r0 = socket$kcm(0xa, 0x2, 0x0) socketpair(0x3, 0x7, 0xff, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000040)='vboxnet0vboxnet1bdev,posix_acl_accessppp0bdev)@eth0\x00') sendmsg$kcm(r0, &(0x7f0000000600)={&(0x7f0000000080)=@in6={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x301, [], 0x1}, 0x6}, 0x80, &(0x7f0000000340), 0x0, &(0x7f0000000380)}, 0x0) 2018/05/28 16:33:45 executing program 2: socketpair(0x1f, 0x2, 0x9, &(0x7f0000000080)={0xffffffffffffffff}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000100)={r1}) r2 = socket$kcm(0xa, 0x5, 0x0) socketpair$inet6(0xa, 0x5, 0x2000000000, &(0x7f0000000000)) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x8916, &(0x7f0000000040)={r2}) 2018/05/28 16:33:45 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xaa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 215.601703] FAULT_INJECTION: forcing a failure. [ 215.601703] name failslab, interval 1, probability 0, space 0, times 0 [ 215.613123] CPU: 1 PID: 18214 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 215.620416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 215.629872] Call Trace: [ 215.632503] dump_stack+0x1b9/0x294 [ 215.636181] ? dump_stack_print_info.cold.2+0x52/0x52 [ 215.641419] ? __save_stack_trace+0x7e/0xd0 [ 215.645780] should_fail.cold.4+0xa/0x1a [ 215.649881] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 215.655026] ? save_stack+0x43/0xd0 [ 215.658683] ? kasan_kmalloc+0xc4/0xe0 [ 215.662604] ? kmem_cache_alloc_trace+0x152/0x780 [ 215.667571] ? sctp_add_bind_addr+0xf9/0x4a0 [ 215.672012] ? sctp_copy_local_addr_list+0x499/0x690 [ 215.677155] ? sctp_copy_one_addr+0x5d/0x170 [ 215.682849] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 215.688594] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 215.693647] ? sctp_sendmsg+0x1888/0x1d70 [ 215.697829] ? inet_sendmsg+0x19f/0x690 [ 215.701842] ? sock_sendmsg+0xd5/0x120 [ 215.705767] ? ___sys_sendmsg+0x805/0x940 [ 215.710040] ? __sys_sendmsg+0x115/0x270 [ 215.714140] ? __x64_sys_sendmsg+0x78/0xb0 [ 215.718410] ? do_syscall_64+0x1b1/0x800 [ 215.722513] ? graph_lock+0x170/0x170 [ 215.723373] nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based firewall rule not found. Use the iptables CT target to attach helpers instead. [ 215.726341] ? print_usage_bug+0xc0/0xc0 [ 215.726358] ? graph_lock+0x170/0x170 2018/05/28 16:33:46 executing program 3: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000180)={&(0x7f0000000140)='./file0\x00', 0x0, 0x10}, 0x10) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000003040)={&(0x7f0000002c80)=@can={0x0, 0x0}, 0x80, &(0x7f0000003000)=[{&(0x7f0000002d00)=""/228, 0xe4}, {&(0x7f0000002e00)=""/140, 0x8c}, {&(0x7f0000002ec0)=""/18, 0x12}, {&(0x7f0000002f00)=""/232, 0xe8}], 0x4, 0x0, 0x0, 0x400000000}, 0x40000001) bpf$PROG_LOAD(0x5, &(0x7f0000003080)={0xf, 0x10, &(0x7f00000001c0)=@raw=[@alu={0x7, 0x1, 0xd, 0x1, 0x2, 0x18, 0x4}, @alu={0x7, 0x2d, 0xc, 0x6, 0x1, 0xfffffffd, 0xfffffffffffffff4}, @call={0x85, 0x0, 0x0, 0x20}, @alu={0x7, 0x9, 0xb, 0xf, 0x4, 0xfffffff0, 0x8}, @call={0x85, 0x0, 0x0, 0xf}, @map={0x18, 0x1, 0x1, 0x0, r0}, @jmp={0x5, 0x8, 0x5, 0xe, 0x9, 0xfffffffe, 0x18}, @jmp={0x5, 0x6, 0x0, 0x0, 0xe, 0x2, 0xffffffffffffffff}], &(0x7f0000000240)='syzkaller\x00', 0xfffffffffffffffa, 0x38, &(0x7f0000000280)=""/56, 0x41000, 0x1, [], r1, 0x4}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x11, 0x3, &(0x7f0000000100)=ANY=[@ANYBLOB="850000000700000025000000000000009500000000001800cda458"], &(0x7f0000000000)="504c20004cf7d12af11ce92537b5e3191e66de5d4ec18e4c2df01484a86d77842f624946eae310794c8c96ff1466232e25951139bda5d2990e523f8ec3080ffc1224d8dc4c84a9c8e8ab31576806715523fa749e8615c61049b8b1be6aa7740702cc5add", 0x5, 0xfe05, &(0x7f000000cf3d)=""/195}, 0x48) [ 215.726378] ? find_held_lock+0x36/0x1c0 [ 215.726407] ? lock_downgrade+0x8e0/0x8e0 [ 215.760134] __should_failslab+0x124/0x180 [ 215.764400] should_failslab+0x9/0x14 [ 215.768322] kmem_cache_alloc_trace+0x4b/0x780 [ 215.772940] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 215.777471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 215.783055] sctp_add_bind_addr+0xf9/0x4a0 [ 215.787331] ? sctp_bind_addr_free+0x20/0x20 [ 215.792216] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 215.797444] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 215.802689] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 215.807756] sctp_copy_local_addr_list+0x499/0x690 [ 215.812815] ? sctp_defaults_init+0xe50/0xe50 [ 215.817614] ? get_random_bytes+0x34/0x40 [ 215.821797] ? sctp_association_new+0x19d8/0x2170 [ 215.827044] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 215.832268] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 215.837844] sctp_copy_one_addr+0x5d/0x170 [ 215.842111] ? sctp_copy_one_addr+0x5d/0x170 [ 215.846669] sctp_bind_addr_copy+0x16b/0x45b 2018/05/28 16:33:46 executing program 3: r0 = socket$kcm(0xa, 0x3, 0x11) sendmsg$kcm(r0, &(0x7f00000027c0)={&(0x7f0000000000)=@nl=@unspec={0x2001001000000000}, 0x80, &(0x7f00000013c0), 0x0, &(0x7f0000001a80)=ANY=[@ANYBLOB="1400000000000000290000003e00000004020000"], 0x14}, 0x0) socketpair$ax25(0x3, 0x5, 0xcd, &(0x7f0000000080)) recvmsg$kcm(r0, &(0x7f0000000700)={&(0x7f00000000c0)=@hci, 0x80, &(0x7f0000000640)=[{&(0x7f0000000140)=""/77, 0x4d}, {&(0x7f00000001c0)=""/254, 0xfe}, {&(0x7f00000002c0)=""/13, 0xd}, {&(0x7f0000000300)=""/238, 0xee}, {&(0x7f0000000400)=""/82, 0x52}, {&(0x7f0000000480)=""/138, 0x8a}, {&(0x7f0000000540)=""/249, 0xf9}], 0x7, &(0x7f00000006c0)=""/36, 0x24, 0x10000}, 0x40012022) [ 215.851376] ? sctp_copy_one_addr+0x170/0x170 [ 215.855903] ? sctp_autobind+0x16d/0x1f0 [ 215.859997] ? sctp_do_bind+0x5f0/0x5f0 [ 215.864008] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 215.869666] ? security_sctp_bind_connect+0x99/0xc0 [ 215.874801] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 215.879498] ? sctp_sendmsg+0x125e/0x1d70 [ 215.883669] ? sctp_autobind+0x1f0/0x1f0 [ 215.887756] ? __local_bh_enable_ip+0x161/0x230 [ 215.893606] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 215.898752] ? lock_sock_nested+0x9f/0x120 [ 215.902998] ? trace_hardirqs_on+0xd/0x10 [ 215.907158] ? __local_bh_enable_ip+0x161/0x230 [ 215.911855] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 215.917390] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 215.922577] sctp_sendmsg+0x1888/0x1d70 [ 215.926549] ? do_raw_spin_unlock+0x9e/0x2e0 [ 215.931045] ? sctp_id2assoc+0x3e0/0x3e0 [ 215.935107] ? _raw_spin_unlock_bh+0x30/0x40 [ 215.939555] ? __release_sock+0x3a0/0x3a0 [ 215.943741] inet_sendmsg+0x19f/0x690 [ 215.947534] ? copy_msghdr_from_user+0x3a0/0x560 [ 215.952284] ? ipip_gro_receive+0x100/0x100 [ 215.956609] ? move_addr_to_kernel.part.18+0x100/0x100 [ 215.962495] ? security_socket_sendmsg+0x94/0xc0 [ 215.967238] ? ipip_gro_receive+0x100/0x100 [ 215.971564] sock_sendmsg+0xd5/0x120 [ 215.975285] ___sys_sendmsg+0x805/0x940 [ 215.979258] ? copy_msghdr_from_user+0x560/0x560 [ 215.984023] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 215.989650] ? proc_fail_nth_write+0x96/0x1f0 [ 215.994145] ? __fget_light+0x2ef/0x430 [ 215.998109] ? fget_raw+0x20/0x20 [ 216.001616] ? find_held_lock+0x36/0x1c0 [ 216.005675] ? kasan_check_write+0x14/0x20 [ 216.010014] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 216.015547] ? sockfd_lookup_light+0xc5/0x160 [ 216.020045] __sys_sendmsg+0x115/0x270 [ 216.023927] ? __ia32_sys_shutdown+0x80/0x80 [ 216.028344] ? __sb_end_write+0xac/0xe0 [ 216.032314] ? fput+0x130/0x1a0 [ 216.035592] ? ksys_write+0x1a6/0x250 [ 216.039413] __x64_sys_sendmsg+0x78/0xb0 [ 216.043478] do_syscall_64+0x1b1/0x800 [ 216.047368] ? finish_task_switch+0x1ca/0x840 [ 216.051865] ? syscall_return_slowpath+0x5c0/0x5c0 [ 216.056791] ? syscall_return_slowpath+0x30f/0x5c0 [ 216.061727] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 216.067092] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 216.071931] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.077207] RIP: 0033:0x455a09 [ 216.080382] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 216.088085] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 216.095342] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 2018/05/28 16:33:46 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x8, &(0x7f0000000200)=ANY=[@ANYBLOB="7a0af8ff00010000bfa100000000000007010000f8ff8441db7c1044aa5c17f3ffffb7693d0008000000bf120000000000008500000006000000b7ff0000000000009500000000000000"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0xa}, 0x48) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000100)={0xffffffffffffff9c}) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000140)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMATTACH(r1, 0x89e0, &(0x7f0000000180)={r2, r0}) r3 = gettid() r4 = perf_event_open(&(0x7f0000000300)={0x3, 0x70, 0xff, 0x527, 0x7, 0x2, 0x0, 0x101, 0x800, 0x0, 0xff, 0x6, 0x9, 0x8f, 0x5, 0x7f, 0x7f7, 0x8, 0x1, 0x3, 0x3, 0x9, 0x0, 0x0, 0x8, 0x3, 0x76e, 0x7, 0x0, 0x6, 0x5, 0x1, 0xc0, 0x8, 0x25d, 0x14c, 0x6, 0x101, 0x0, 0x27, 0x0, @perf_bp={&(0x7f0000000080), 0x4}, 0x2000, 0x7fffffff, 0xffffffff00000000, 0x3, 0x9, 0x0, 0x3b1}, 0x0, 0x2, 0xffffffffffffffff, 0x2) perf_event_open(&(0x7f0000000280)={0x1, 0x70, 0xfffffffffffffffd, 0x9, 0x3, 0xffffffffffffff26, 0x0, 0x401, 0x850, 0x4, 0x9, 0x7, 0x5, 0x1, 0x800, 0x5, 0x7b, 0xd7, 0x7, 0x7, 0xf8, 0x7fff, 0xfffffffffffffffb, 0x9d52, 0x2, 0x8001, 0x5, 0x8, 0x1, 0x6, 0x7ff, 0x7, 0x800000000000, 0x689, 0xff, 0x100000000, 0x7, 0xf835, 0x0, 0x9, 0x0, @perf_config_ext={0x40, 0xec48}, 0x0, 0x8, 0x5, 0x6, 0x800, 0xffffffff, 0xfff}, r3, 0xb, r4, 0x1) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f00000001c0)=r2, 0x4) 2018/05/28 16:33:46 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xf0ffffff7f0000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:46 executing program 6 (fault-call:1 fault-nth:12): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 216.102603] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 216.109865] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 216.117131] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000000b 2018/05/28 16:33:46 executing program 2: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x3, 0x2, &(0x7f0000001fd8)=ANY=[@ANYBLOB="8500000012ad0d0000002500000000004000950000001300"], &(0x7f0000000000)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x1}, 0x48) 2018/05/28 16:33:46 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0x9, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:46 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x1030}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x2, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="180000000000000000000000000000000000000000000095000036f9e3ce2a"], &(0x7f0000f6bffb)='GPL\x00', 0x7, 0xfb, &(0x7f00000001c0)=""/251, 0x41100}, 0x48) recvmsg$kcm(0xffffffffffffff9c, &(0x7f000000a680)={&(0x7f0000009300)=@hci={0x0, 0x0}, 0x80, &(0x7f000000a540)=[{&(0x7f0000009380)=""/17, 0x11}, {&(0x7f00000093c0)=""/150, 0x96}, {&(0x7f0000009480)=""/167, 0xa7}, {&(0x7f0000009540)=""/4096, 0x1000}], 0x4, &(0x7f000000a580)=""/222, 0xde, 0x96}, 0x10040) bpf$PROG_LOAD(0x5, &(0x7f000000a6c0)={0xf, 0x6, &(0x7f0000000000)=@raw=[@alu={0x7, 0x9, 0x9, 0x0, 0x0, 0xfffffff8, 0xfffffffffffffffc}, @generic={0x3, 0x2, 0x3, 0x514}, @alu={0x7, 0x1, 0x5, 0x3, 0x1, 0x40, 0xffffffffffffffff}], &(0x7f0000000040)='syzkaller\x00', 0x8390, 0x89, &(0x7f0000000080)=""/137, 0x41000, 0x1, [], r0, 0x5}, 0x48) socketpair(0x3, 0x1, 0x81, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(r1, &(0x7f0000000480)={&(0x7f00000002c0)=@ll={0x11, 0x6, r0, 0x1, 0x1ff, 0x6, @random="7a9a9b548d40"}, 0x80, &(0x7f0000000180)=[{&(0x7f0000000340)="3ca4fd1dd885c89b50a260a497b1e2d38782aedf2a01dc253052c805275dedb23acf70cc0a13efc48b59e788230d74819f8ba38aba7f45c382c77f7c197798f8778669b41640851573478b6c47063adbb55a965f535be73e3b9a60cfd7a6f7ce17b1ed20d959a6417ea25c40ff3f5e10ec1e460012a832d34421097692546db3eaca09c2b646a16ee0bac838daf3a6feb422d9f6d50818551bee428026912eca4b53ffecdd42241bdda981444c4b1e92e0746c5b5293dc9cb0469ded1fa3d3fa0f41084d2c6c198d293df5276f7f808f0096043124bd5e17aa3e4cc546253d0833f1f93b38b87f6bf755", 0xea}], 0x1, &(0x7f00000004c0)=ANY=[@ANYBLOB="18000000000000001301001a0000000076a9000000000000a4d34249dd8f92dac70fc16c3dfdae923c40a82ceb298678d9b6a5326ec146b1497a35f864e19264c28fe281007edd30dc7e47819b90b2de0dba8587d0280509caf40a832b21510ec604dd95ca2c30a8446b4c63ad19880de42140"], 0x18, 0x8000}, 0x8001) 2018/05/28 16:33:46 executing program 1: socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) close(r0) r1 = getpid() r2 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x2, 0xffff, 0x4, 0x9b, 0x0, 0xffffffffa08e6030, 0x2010, 0xa, 0x6, 0x7, 0x4, 0x3, 0xff, 0x5, 0x8, 0x0, 0x7, 0x67, 0x7fff, 0x3, 0x9, 0x5, 0xfffffffffffffbff, 0x3, 0x80000001, 0x2, 0x900000000000000, 0x8, 0x7, 0x9, 0x8, 0x0, 0xc7, 0x7, 0x9, 0x8c39, 0x0, 0x8, 0x2, @perf_bp={&(0x7f0000000100), 0x1}, 0x202, 0x7, 0x9f, 0x7, 0x401, 0x8, 0x40}, 0xffffffffffffffff, 0x7, 0xffffffffffffffff, 0x1) perf_event_open(&(0x7f0000000080)={0x1, 0x70, 0x1, 0x80000001, 0x80, 0x4, 0x0, 0x9ce, 0x14000, 0x1, 0x1317, 0x7, 0x8000000000, 0x9, 0x8, 0x3, 0x1, 0x0, 0x3, 0x100, 0x7ff, 0xffff, 0x7, 0x800, 0x48, 0x6, 0x400, 0x0, 0x2, 0x15, 0x0, 0x5ac572b, 0x7, 0x10001, 0x4, 0x7, 0x0, 0x2, 0x0, 0xf6, 0x1, @perf_config_ext={0x6, 0xc55}, 0x1000, 0x3, 0x6, 0x1, 0x1, 0x282, 0x6}, r1, 0x9, r2, 0x3) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = socket$kcm(0x2, 0x3, 0x2) close(r3) [ 216.342211] FAULT_INJECTION: forcing a failure. [ 216.342211] name failslab, interval 1, probability 0, space 0, times 0 [ 216.353833] CPU: 1 PID: 18256 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 216.361381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 216.370917] Call Trace: [ 216.373546] dump_stack+0x1b9/0x294 [ 216.377217] ? dump_stack_print_info.cold.2+0x52/0x52 [ 216.382437] ? __save_stack_trace+0x7e/0xd0 [ 216.386801] should_fail.cold.4+0xa/0x1a [ 216.390925] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 216.396067] ? save_stack+0x43/0xd0 [ 216.399911] ? kasan_kmalloc+0xc4/0xe0 [ 216.403840] ? kmem_cache_alloc_trace+0x152/0x780 [ 216.408802] ? sctp_add_bind_addr+0xf9/0x4a0 [ 216.413249] ? sctp_copy_local_addr_list+0x499/0x690 [ 216.418392] ? sctp_copy_one_addr+0x5d/0x170 [ 216.422864] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 216.428615] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 216.433493] ? sctp_sendmsg+0x1888/0x1d70 [ 216.437675] ? inet_sendmsg+0x19f/0x690 [ 216.441682] ? sock_sendmsg+0xd5/0x120 [ 216.445606] ? ___sys_sendmsg+0x805/0x940 [ 216.449788] ? __sys_sendmsg+0x115/0x270 [ 216.453884] ? __x64_sys_sendmsg+0x78/0xb0 [ 216.458152] ? do_syscall_64+0x1b1/0x800 [ 216.462249] ? graph_lock+0x170/0x170 [ 216.466086] ? print_usage_bug+0xc0/0xc0 [ 216.470166] ? graph_lock+0x170/0x170 [ 216.473976] ? find_held_lock+0x36/0x1c0 [ 216.478057] ? lock_downgrade+0x8e0/0x8e0 [ 216.482217] __should_failslab+0x124/0x180 [ 216.486711] should_failslab+0x9/0x14 [ 216.490526] kmem_cache_alloc_trace+0x4b/0x780 [ 216.495103] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 216.499597] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 216.505133] sctp_add_bind_addr+0xf9/0x4a0 [ 216.509362] ? sctp_bind_addr_free+0x20/0x20 [ 216.513770] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 216.518954] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 216.524145] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 216.529157] sctp_copy_local_addr_list+0x499/0x690 [ 216.534174] ? sctp_defaults_init+0xe50/0xe50 [ 216.538673] ? get_random_bytes+0x34/0x40 [ 216.542820] ? sctp_association_new+0x19d8/0x2170 [ 216.547691] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 216.553399] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 216.558937] sctp_copy_one_addr+0x5d/0x170 [ 216.563169] ? sctp_copy_one_addr+0x5d/0x170 [ 216.567718] sctp_bind_addr_copy+0x16b/0x45b [ 216.572122] ? sctp_copy_one_addr+0x170/0x170 [ 216.576619] ? sctp_autobind+0x16d/0x1f0 [ 216.580672] ? sctp_do_bind+0x5f0/0x5f0 [ 216.584641] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 216.590177] ? security_sctp_bind_connect+0x99/0xc0 [ 216.595199] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 216.599857] ? sctp_sendmsg+0x125e/0x1d70 [ 216.604009] ? sctp_autobind+0x1f0/0x1f0 [ 216.608074] ? __local_bh_enable_ip+0x161/0x230 [ 216.612737] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 216.617759] ? lock_sock_nested+0x9f/0x120 [ 216.621984] ? trace_hardirqs_on+0xd/0x10 [ 216.626124] ? __local_bh_enable_ip+0x161/0x230 [ 216.630785] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 216.636323] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 216.641514] sctp_sendmsg+0x1888/0x1d70 [ 216.645485] ? do_raw_spin_unlock+0x9e/0x2e0 [ 216.649891] ? sctp_id2assoc+0x3e0/0x3e0 [ 216.653947] ? _raw_spin_unlock_bh+0x30/0x40 [ 216.658351] ? __release_sock+0x3a0/0x3a0 [ 216.662500] inet_sendmsg+0x19f/0x690 [ 216.666290] ? copy_msghdr_from_user+0x3a0/0x560 [ 216.671042] ? ipip_gro_receive+0x100/0x100 [ 216.675361] ? move_addr_to_kernel.part.18+0x100/0x100 [ 216.680634] ? security_socket_sendmsg+0x94/0xc0 [ 216.685385] ? ipip_gro_receive+0x100/0x100 [ 216.689699] sock_sendmsg+0xd5/0x120 [ 216.693406] ___sys_sendmsg+0x805/0x940 [ 216.697397] ? copy_msghdr_from_user+0x560/0x560 [ 216.702155] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 216.707691] ? proc_fail_nth_write+0x96/0x1f0 [ 216.712196] ? __fget_light+0x2ef/0x430 [ 216.716158] ? fget_raw+0x20/0x20 [ 216.719599] ? find_held_lock+0x36/0x1c0 [ 216.723659] ? kasan_check_write+0x14/0x20 [ 216.727898] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 216.733425] ? sockfd_lookup_light+0xc5/0x160 [ 216.737920] __sys_sendmsg+0x115/0x270 [ 216.741809] ? __ia32_sys_shutdown+0x80/0x80 [ 216.746214] ? __sb_end_write+0xac/0xe0 [ 216.750185] ? fput+0x130/0x1a0 [ 216.753456] ? ksys_write+0x1a6/0x250 [ 216.757252] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 216.762089] __x64_sys_sendmsg+0x78/0xb0 [ 216.766229] do_syscall_64+0x1b1/0x800 [ 216.770106] ? finish_task_switch+0x1ca/0x840 [ 216.775210] ? syscall_return_slowpath+0x5c0/0x5c0 [ 216.780134] ? syscall_return_slowpath+0x30f/0x5c0 [ 216.785067] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 216.790426] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 216.795281] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.800978] RIP: 0033:0x455a09 [ 216.804158] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 216.811856] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 216.819124] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 216.826389] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 216.833645] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 216.841262] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000000c 2018/05/28 16:33:47 executing program 7: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x6, 0x3, &(0x7f0000001fd8)=ANY=[@ANYBLOB="8d82523205e95ba725000000000020f1685298046c9291e2"], &(0x7f0000000000)="504c20004cf7d12af11ce92537b5e3191e66de5d4ec18e4c2df01484a86d77842f624946eae310794c8c96ff1466232e25951139bda5d2990e523f8ec3080ffc1224d8dc4c84a9c8e8ab31576806715523fa749e8615c61049b8b1be6aa7740702cc5add", 0x5, 0x487, &(0x7f000000cf3d)=""/195}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000002c0)={r1, 0x0, 0xe, 0xb4, &(0x7f0000000100)="37c65858d4d148ca641c9155485b", &(0x7f0000000200)=""/180}, 0x28) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0xe, 0x5480000, 0xdf2d, 0xb1bd, 0x2, r0, 0x5}, 0x2c) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000300)={0xffffffffffffff9c}) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r3, 0x89e2, &(0x7f0000000380)={r4}) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000480)={r2, &(0x7f00000003c0)="214028689865d08def139f4a2c57e584fbc8f8d5cca21a36124247efe155949b6730e942d9043d02cd949d60d88b0a8bcba2d9eb5bc8c0fbcb50df59edfeab6c332ef566cf191f406cbe345a415c0f63db394585199597334bf8e4085a25998df9fe0a441d4f022e47136721e249850c47358452c733209813b98c3ddf5154e0b69a481a7aa89a790295a81a658115341f2224b546b6d1a8f4bfd01e6ee64ccd79e56d8cd440f64e1feb2fc86837e5fe65acd9cd15"}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000880)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000008c0)={r5}) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000005c0)={r1, 0x0, 0x69, 0x1000, &(0x7f0000000540)="9de5b3b347778f23f4d00b69355300414c2a41589cc674c8f70762c129dddd47942f51a8f57787a6aef5f7949f72b84d9fd42d72afbd19aa0c0951859826fa48f015cc9e517d803bd52e634b859216b9bd231d53e380e075f3fdb00912ee60970c6dd3cbd5b5f24346", &(0x7f0000000900)=""/4096, 0x2, 0xc15}, 0x28) 2018/05/28 16:33:47 executing program 4: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000180)) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x10, 0x4, 0x4, 0x5, 0x0, 0x1}, 0x2c) bpf$MAP_CREATE(0x3, &(0x7f0000003000)={0x13, 0x0, 0x6f3000, 0x0, 0x10, 0x0}, 0x2c) 2018/05/28 16:33:47 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xffffa888, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:47 executing program 3: r0 = perf_event_open(&(0x7f0000000100)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x44000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_config_ext={0x0, 0x1}, 0x0, 0x0, 0x0, 0x0, 0x8}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) 2018/05/28 16:33:47 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0x3, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:47 executing program 2: socketpair$unix(0x1, 0x802, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f00000000c0)) sendmsg(r0, &(0x7f0000000700)={&(0x7f00000002c0)=@nl=@kern={0x10, 0x0, 0x0, 0x1}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000000b80)=ANY=[@ANYBLOB="180000008000000001080000018000005000000000030000"], 0x18}, 0x0) 2018/05/28 16:33:47 executing program 6 (fault-call:1 fault-nth:13): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:47 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000040)={0x3, 0x0, [0x0, 0x0, 0x0]}) r1 = socket$kcm(0x2, 0x7, 0x2) close(r1) socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000080)={0x6, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/05/28 16:33:47 executing program 4: r0 = perf_event_open(&(0x7f0000000200)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={&(0x7f00000001c0), 0x8}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r0, 0x4008240b, &(0x7f0000000500)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) 2018/05/28 16:33:47 executing program 3: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x26, 0x0, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r0, &(0x7f0000000400)={&(0x7f0000000040)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000100)=""/66, 0x42}, {&(0x7f0000000200)=""/243, 0xf3}], 0x2, &(0x7f0000000340)=""/169, 0xa9, 0x7ff}, 0x10000) 2018/05/28 16:33:47 executing program 2: socketpair(0x1, 0x1, 0x0, &(0x7f0000000740)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8924, &(0x7f0000000300)='gre0\x00') bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000100)={r0, &(0x7f0000000000)="02f21634cb9d0e62ad424dce06ed8e5ec3bb151deb", &(0x7f0000000040)=""/135}, 0x18) [ 217.144271] FAULT_INJECTION: forcing a failure. [ 217.144271] name failslab, interval 1, probability 0, space 0, times 0 [ 217.155652] CPU: 1 PID: 18294 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 217.162942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.172395] Call Trace: [ 217.175004] dump_stack+0x1b9/0x294 [ 217.178667] ? dump_stack_print_info.cold.2+0x52/0x52 [ 217.183878] ? __save_stack_trace+0x7e/0xd0 [ 217.188227] should_fail.cold.4+0xa/0x1a [ 217.192317] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 217.197469] ? save_stack+0x43/0xd0 [ 217.201118] ? kasan_kmalloc+0xc4/0xe0 [ 217.205032] ? kmem_cache_alloc_trace+0x152/0x780 [ 217.209908] ? sctp_add_bind_addr+0xf9/0x4a0 [ 217.214349] ? sctp_copy_local_addr_list+0x499/0x690 [ 217.219487] ? sctp_copy_one_addr+0x5d/0x170 [ 217.223931] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 217.229684] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 217.234560] ? sctp_sendmsg+0x1888/0x1d70 [ 217.238734] ? inet_sendmsg+0x19f/0x690 [ 217.242741] ? sock_sendmsg+0xd5/0x120 [ 217.247524] ? ___sys_sendmsg+0x805/0x940 [ 217.251705] ? __sys_sendmsg+0x115/0x270 [ 217.259050] ? __x64_sys_sendmsg+0x78/0xb0 [ 217.263319] ? do_syscall_64+0x1b1/0x800 [ 217.267409] ? graph_lock+0x170/0x170 [ 217.271255] ? print_usage_bug+0xc0/0xc0 [ 217.275338] ? graph_lock+0x170/0x170 [ 217.279157] ? find_held_lock+0x36/0x1c0 [ 217.283286] ? lock_downgrade+0x8e0/0x8e0 [ 217.287461] __should_failslab+0x124/0x180 [ 217.291710] should_failslab+0x9/0x14 [ 217.295533] kmem_cache_alloc_trace+0x4b/0x780 [ 217.300130] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 217.304646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 217.310207] sctp_add_bind_addr+0xf9/0x4a0 [ 217.314471] ? sctp_bind_addr_free+0x20/0x20 [ 217.318907] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 217.324119] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 217.329335] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 217.334375] sctp_copy_local_addr_list+0x499/0x690 [ 217.339324] ? sctp_defaults_init+0xe50/0xe50 [ 217.343849] ? get_random_bytes+0x34/0x40 [ 217.348015] ? sctp_association_new+0x19d8/0x2170 [ 217.352895] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 217.358107] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 217.363671] sctp_copy_one_addr+0x5d/0x170 [ 217.367941] ? sctp_copy_one_addr+0x5d/0x170 [ 217.372394] sctp_bind_addr_copy+0x16b/0x45b [ 217.376845] ? sctp_copy_one_addr+0x170/0x170 [ 217.381467] ? sctp_autobind+0x16d/0x1f0 [ 217.385562] ? sctp_do_bind+0x5f0/0x5f0 [ 217.389544] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 217.395094] ? security_sctp_bind_connect+0x99/0xc0 [ 217.400118] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 217.404805] ? sctp_sendmsg+0x125e/0x1d70 [ 217.408976] ? sctp_autobind+0x1f0/0x1f0 [ 217.413051] ? __local_bh_enable_ip+0x161/0x230 [ 217.417727] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 217.422742] ? lock_sock_nested+0x9f/0x120 [ 217.426970] ? trace_hardirqs_on+0xd/0x10 [ 217.431114] ? __local_bh_enable_ip+0x161/0x230 [ 217.435776] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 217.441327] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 217.446519] sctp_sendmsg+0x1888/0x1d70 [ 217.450504] ? do_raw_spin_unlock+0x9e/0x2e0 [ 217.454919] ? sctp_id2assoc+0x3e0/0x3e0 [ 217.458990] ? _raw_spin_unlock_bh+0x30/0x40 [ 217.463412] ? __release_sock+0x3a0/0x3a0 [ 217.467579] inet_sendmsg+0x19f/0x690 [ 217.471366] ? copy_msghdr_from_user+0x3a0/0x560 [ 217.476122] ? ipip_gro_receive+0x100/0x100 [ 217.480454] ? move_addr_to_kernel.part.18+0x100/0x100 [ 217.485832] ? security_socket_sendmsg+0x94/0xc0 [ 217.490592] ? ipip_gro_receive+0x100/0x100 [ 217.494906] sock_sendmsg+0xd5/0x120 [ 217.498621] ___sys_sendmsg+0x805/0x940 [ 217.502603] ? copy_msghdr_from_user+0x560/0x560 [ 217.507367] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 217.512890] ? proc_fail_nth_write+0x96/0x1f0 [ 217.517377] ? __fget_light+0x2ef/0x430 [ 217.521340] ? fget_raw+0x20/0x20 [ 217.524782] ? find_held_lock+0x36/0x1c0 [ 217.528854] ? kasan_check_write+0x14/0x20 [ 217.533117] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 217.538656] ? sockfd_lookup_light+0xc5/0x160 [ 217.543244] __sys_sendmsg+0x115/0x270 [ 217.547143] ? __ia32_sys_shutdown+0x80/0x80 [ 217.551560] ? __sb_end_write+0xac/0xe0 [ 217.555547] ? fput+0x130/0x1a0 [ 217.558834] ? ksys_write+0x1a6/0x250 [ 217.562648] __x64_sys_sendmsg+0x78/0xb0 [ 217.566717] do_syscall_64+0x1b1/0x800 [ 217.570612] ? finish_task_switch+0x1ca/0x840 [ 217.575100] ? syscall_return_slowpath+0x5c0/0x5c0 [ 217.580120] ? syscall_return_slowpath+0x30f/0x5c0 [ 217.585061] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 217.590439] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 217.595280] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.600479] RIP: 0033:0x455a09 [ 217.603654] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 217.611365] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 217.618640] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 217.625907] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 217.633178] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/05/28 16:33:47 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x9, 0x0, 0x5, 0x2f69, 0x20, 0xffffffffffffffff, 0xf6}, 0x2c) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000640)={0xffffffffffffff9c}) socketpair(0xb, 0x800, 0x9, &(0x7f0000000680)={0xffffffffffffffff}) socketpair(0x8, 0x1, 0x16d, &(0x7f00000006c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMATTACH(r1, 0x89e0, &(0x7f0000000700)={r2, r3}) socketpair$ax25(0x3, 0x3, 0xf1, &(0x7f0000000280)) recvmsg(0xffffffffffffff9c, &(0x7f00000083c0)={&(0x7f0000006c80)=@hci={0x0, 0x0}, 0x80, &(0x7f0000008240)=[{&(0x7f0000006d00)=""/218, 0xda}, {&(0x7f0000006e00)=""/73, 0x49}, {&(0x7f0000006e80)=""/235, 0xeb}, {&(0x7f0000006f80)=""/212, 0xd4}, {&(0x7f0000007080)=""/220, 0xdc}, {&(0x7f0000007180)=""/4096, 0x1000}, {&(0x7f0000008180)=""/178, 0xb2}], 0x7, &(0x7f00000082c0)=""/207, 0xcf}, 0x101) bpf$PROG_LOAD(0x5, &(0x7f0000008400)={0x7, 0x15, &(0x7f00000002c0)=ANY=[@ANYBLOB="18000000ffff0000000000000100008085487c01264def8093793c0000000e0000000000000000000000e8024000000000000000000000000000f5f0fcfff0ffffff00000000000000009d830000080000000000000000000000ff77f8fff0ffffff00000000000000006327080004000000000000000000000095000000000000000000000000000000b50afeffffffffff0000000000000000950000000000000000000000000000009500000000000000"], &(0x7f0000000040)='syzkaller\x00', 0x0, 0xd1, &(0x7f0000000180)=""/209, 0x41f00, 0x1, [], r4, 0x2}, 0x48) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x6, 0x4, 0x7ffe, 0x400b4, 0x0, r0, 0x5}, 0x2c) 2018/05/28 16:33:47 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000500)={0x1, 0x10, 0x5, 0x2}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={r0, &(0x7f0000000000), &(0x7f0000000080)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000440)={r0, &(0x7f0000000000)="860cc5a6", &(0x7f0000000540)}, 0x20) bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xa, 0x8, 0x6, 0x3f, 0x29, r0, 0x4}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x2, &(0x7f0000000200)={r0, &(0x7f0000000000), &(0x7f0000000140)=""/144}, 0x18) 2018/05/28 16:33:47 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0x7, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:47 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x400000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 217.640454] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000000d 2018/05/28 16:33:47 executing program 6 (fault-call:1 fault-nth:14): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:48 executing program 7: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x10}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0x5, 0x4, 0x80000000, 0x2, 0xb, r0, 0x34d}, 0x2c) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x801, 0x2, 0x1, 0xfffffffffffffffe, 0x30, r0}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f000000b000)={r1, &(0x7f000000a000), &(0x7f0000006000)}, 0x20) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f0000000140)={r2}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={r1, &(0x7f0000000000), &(0x7f0000002440)}, 0x20) 2018/05/28 16:33:48 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0x6, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:48 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xa, 0x5, 0x6, 0x4, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000040)={r0, &(0x7f0000000000), &(0x7f0000000280)}, 0x20) r1 = perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x3, 0x200, 0x7, 0x5, 0x0, 0x9, 0x800, 0x0, 0x7fff, 0xea3, 0x9, 0x0, 0x5, 0xfffffffffffffffa, 0x0, 0x6, 0xffffffffffffff3d, 0x2, 0x9, 0x3f, 0x4a7, 0x7, 0x3, 0x9, 0x2, 0x1, 0x8, 0x129, 0x5, 0x1, 0x9, 0x7, 0x6, 0x2, 0x8, 0xfffffffffffff800, 0x0, 0x8, 0x7, @perf_config_ext={0xab, 0x7}, 0x82, 0x7, 0x100000, 0x0, 0x8000, 0x9, 0x1}, 0x0, 0x9, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r1, 0x2401, 0x1f) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000140)={r0, &(0x7f0000000080), &(0x7f00000000c0)=""/1}, 0x18) [ 217.853466] FAULT_INJECTION: forcing a failure. [ 217.853466] name failslab, interval 1, probability 0, space 0, times 0 [ 217.864778] CPU: 1 PID: 18338 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 217.872070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.881523] Call Trace: [ 217.884133] dump_stack+0x1b9/0x294 [ 217.887783] ? dump_stack_print_info.cold.2+0x52/0x52 [ 217.892988] ? __save_stack_trace+0x7e/0xd0 [ 217.897336] should_fail.cold.4+0xa/0x1a [ 217.901426] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 217.906550] ? save_stack+0x43/0xd0 [ 217.910185] ? kasan_kmalloc+0xc4/0xe0 [ 217.914091] ? kmem_cache_alloc_trace+0x152/0x780 [ 217.918952] ? sctp_add_bind_addr+0xf9/0x4a0 [ 217.923367] ? sctp_copy_local_addr_list+0x499/0x690 [ 217.928485] ? sctp_copy_one_addr+0x5d/0x170 [ 217.933033] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 217.938776] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 217.943659] ? sctp_sendmsg+0x1888/0x1d70 [ 217.947842] ? inet_sendmsg+0x19f/0x690 [ 217.951847] ? sock_sendmsg+0xd5/0x120 [ 217.956649] ? ___sys_sendmsg+0x805/0x940 [ 217.960826] ? __sys_sendmsg+0x115/0x270 [ 217.965007] ? __x64_sys_sendmsg+0x78/0xb0 [ 217.969279] ? do_syscall_64+0x1b1/0x800 [ 217.973546] ? graph_lock+0x170/0x170 [ 217.977377] ? print_usage_bug+0xc0/0xc0 [ 217.981478] ? graph_lock+0x170/0x170 [ 217.985312] ? find_held_lock+0x36/0x1c0 [ 217.989425] ? lock_downgrade+0x8e0/0x8e0 [ 217.993610] __should_failslab+0x124/0x180 [ 217.997870] should_failslab+0x9/0x14 [ 218.001705] kmem_cache_alloc_trace+0x4b/0x780 [ 218.006320] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 218.010849] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.016432] sctp_add_bind_addr+0xf9/0x4a0 [ 218.020699] ? sctp_bind_addr_free+0x20/0x20 [ 218.025226] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 218.030468] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 218.035713] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 218.040765] sctp_copy_local_addr_list+0x499/0x690 [ 218.045736] ? sctp_defaults_init+0xe50/0xe50 [ 218.050265] ? get_random_bytes+0x34/0x40 [ 218.054439] ? sctp_association_new+0x19d8/0x2170 [ 218.059312] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 218.064535] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 218.070100] sctp_copy_one_addr+0x5d/0x170 [ 218.074371] ? sctp_copy_one_addr+0x5d/0x170 [ 218.078817] sctp_bind_addr_copy+0x16b/0x45b [ 218.083259] ? sctp_copy_one_addr+0x170/0x170 [ 218.087786] ? sctp_autobind+0x16d/0x1f0 [ 218.091876] ? sctp_do_bind+0x5f0/0x5f0 [ 218.095866] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 218.101447] ? security_sctp_bind_connect+0x99/0xc0 [ 218.106502] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 218.111192] ? sctp_sendmsg+0x125e/0x1d70 [ 218.115369] ? sctp_autobind+0x1f0/0x1f0 [ 218.119464] ? __local_bh_enable_ip+0x161/0x230 [ 218.124157] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 218.129195] ? lock_sock_nested+0x9f/0x120 [ 218.133457] ? trace_hardirqs_on+0xd/0x10 [ 218.137630] ? __local_bh_enable_ip+0x161/0x230 [ 218.142331] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 218.147906] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 218.153121] sctp_sendmsg+0x1888/0x1d70 [ 218.157125] ? do_raw_spin_unlock+0x9e/0x2e0 [ 218.161554] ? sctp_id2assoc+0x3e0/0x3e0 [ 218.165651] ? _raw_spin_unlock_bh+0x30/0x40 [ 218.170094] ? __release_sock+0x3a0/0x3a0 [ 218.174275] inet_sendmsg+0x19f/0x690 [ 218.178093] ? copy_msghdr_from_user+0x3a0/0x560 [ 218.182860] ? ipip_gro_receive+0x100/0x100 [ 218.187172] ? move_addr_to_kernel.part.18+0x100/0x100 [ 218.192465] ? security_socket_sendmsg+0x94/0xc0 [ 218.197225] ? ipip_gro_receive+0x100/0x100 [ 218.201537] sock_sendmsg+0xd5/0x120 [ 218.205241] ___sys_sendmsg+0x805/0x940 [ 218.209226] ? copy_msghdr_from_user+0x560/0x560 [ 218.213977] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 218.219502] ? proc_fail_nth_write+0x96/0x1f0 [ 218.223985] ? __fget_light+0x2ef/0x430 [ 218.227949] ? fget_raw+0x20/0x20 [ 218.231424] ? find_held_lock+0x36/0x1c0 [ 218.235482] ? kasan_check_write+0x14/0x20 [ 218.239719] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 218.245247] ? sockfd_lookup_light+0xc5/0x160 [ 218.249737] __sys_sendmsg+0x115/0x270 [ 218.253623] ? __ia32_sys_shutdown+0x80/0x80 [ 218.258036] ? __sb_end_write+0xac/0xe0 [ 218.262004] ? fput+0x130/0x1a0 [ 218.265294] ? ksys_write+0x1a6/0x250 [ 218.269092] __x64_sys_sendmsg+0x78/0xb0 [ 218.273147] do_syscall_64+0x1b1/0x800 [ 218.277034] ? finish_task_switch+0x1ca/0x840 [ 218.281542] ? syscall_return_slowpath+0x5c0/0x5c0 [ 218.286470] ? syscall_return_slowpath+0x30f/0x5c0 [ 218.291414] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 218.296779] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/05/28 16:33:48 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000280)={0x5, 0x3, &(0x7f0000346fc8)=@framed={{0x18}, [], {0x95}}, &(0x7f00000001c0)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f0000000080)=""/251}, 0x48) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000180)) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x8) 2018/05/28 16:33:48 executing program 7: socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000000)) r0 = socket$kcm(0x2, 0xa, 0x0) setsockopt$sock_attach_bpf(r0, 0x84, 0xc, &(0x7f0000000180), 0x1) 2018/05/28 16:33:48 executing program 4: socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000080)) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0xf, 0x8, &(0x7f0000000140)=ANY=[@ANYBLOB="7a0af8ff00000000bfa100000000000007010000f8ffff85bfe80fffb702000008000000bf130000000000008500000006000000b7000000000000009500000000000000"], &(0x7f0000000100)='GPL\x00'}, 0x48) 2018/05/28 16:33:48 executing program 2: bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000340)={0xffffffffffffffff, 0x0, 0x5, 0xdc, &(0x7f0000000180)="d2b80205fc", &(0x7f0000000240)=""/220}, 0x28) r0 = socket$kcm(0x2, 0x5, 0x0) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000000), 0x4) socketpair(0x9, 0x0, 0xfffffffffffffffd, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_attach_bpf(r0, 0x84, 0x7b, &(0x7f0000000080)=r2, 0xfffffffffffffe41) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f00000000c0)=r2, 0x4) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x9, 0x9dc, 0x2, 0x73, 0x10, r2, 0x1}, 0x2c) 2018/05/28 16:33:48 executing program 6 (fault-call:1 fault-nth:15): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:48 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0x17, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:48 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x88640000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 218.301703] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.306876] RIP: 0033:0x455a09 [ 218.310049] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.317742] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 218.325002] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 218.332267] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 218.339527] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 218.347131] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000000e 2018/05/28 16:33:48 executing program 1: socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000080)=0xffffffff, 0x4) r2 = perf_event_open(&(0x7f0000000240)={0x2, 0x70, 0x7ff, 0x9, 0x7, 0x1ff, 0x0, 0xffffffff80000000, 0x2122a, 0x5, 0x3, 0xe0, 0x0, 0xfffffffffffffe00, 0x0, 0x2, 0x7, 0x1000, 0x7428, 0x964, 0xffffffff, 0x6, 0x6, 0x8, 0x3, 0x9, 0xfffffffffffffff7, 0x4, 0x7fff, 0x4aa25fc8, 0x5, 0x80000001, 0x6, 0x3, 0x80000000, 0x4, 0x9, 0x0, 0x0, 0x0, 0x7, @perf_config_ext={0x100000001, 0x3}, 0x8000, 0x115, 0x0, 0x7, 0x20, 0x3ba7}, 0x0, 0x8, 0xffffffffffffffff, 0x1) perf_event_open(&(0x7f00000001c0)={0x3, 0x70, 0x0, 0x100, 0xb46bab4, 0x400, 0x0, 0x7fffffff, 0x40820, 0x8, 0x2, 0x9, 0x200, 0x4, 0x7, 0x1, 0xfffffffffffffffa, 0x2, 0x5, 0x9, 0x7fffffff, 0x1, 0x9, 0x4, 0x7fff, 0x8, 0x101, 0x7, 0x9, 0x8, 0x0, 0x4, 0x6, 0x7fff, 0x9, 0x5, 0x4, 0x9, 0x0, 0x5, 0x4, @perf_bp={&(0x7f0000000180), 0x1}, 0x8000, 0xfffffffffffffff8, 0x1, 0x2, 0xf88, 0xb8, 0xfa0}, 0xffffffffffffffff, 0x8, r2, 0xb) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f00000000c0)=r1, 0x4) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = socket$kcm(0x2, 0x3, 0x2) close(r3) r4 = getpid() perf_event_open(&(0x7f0000000100)={0x5, 0x70, 0xf59, 0x7, 0x3, 0x7b, 0x0, 0x3f, 0x804, 0x3, 0x8, 0x8, 0x0, 0x8, 0xffffffff, 0x0, 0xfffffffffffffc00, 0xa7bf, 0x9, 0xfffffffffffffeff, 0xa4, 0x7fffffff, 0x4, 0x5, 0x6, 0x1, 0x6, 0x2, 0x8, 0x1, 0xffff, 0x8, 0x100000000, 0x7, 0x80, 0x6, 0xfffffffffffff425, 0x1ea0000000000000, 0x0, 0x3, 0x4, @perf_config_ext={0x7, 0xffffffff}, 0x22, 0x687ab599, 0xfffffffffffffc01, 0x0, 0x7, 0x1, 0x2}, r4, 0x8, r1, 0x9) [ 218.517560] FAULT_INJECTION: forcing a failure. [ 218.517560] name failslab, interval 1, probability 0, space 0, times 0 [ 218.529192] CPU: 0 PID: 18380 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 218.536499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.545879] Call Trace: [ 218.548514] dump_stack+0x1b9/0x294 [ 218.552151] ? dump_stack_print_info.cold.2+0x52/0x52 [ 218.557345] ? __save_stack_trace+0x7e/0xd0 [ 218.561684] should_fail.cold.4+0xa/0x1a [ 218.565745] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 218.570848] ? zap_class+0x720/0x720 [ 218.574560] ? sctp_copy_local_addr_list+0x499/0x690 [ 218.579657] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 218.585360] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 218.590194] ? sctp_sendmsg+0x1888/0x1d70 [ 218.594335] ? inet_sendmsg+0x19f/0x690 [ 218.598303] ? sock_sendmsg+0xd5/0x120 [ 218.602184] ? ___sys_sendmsg+0x805/0x940 [ 218.606332] ? __sys_sendmsg+0x115/0x270 [ 218.610412] ? __x64_sys_sendmsg+0x78/0xb0 [ 218.614646] ? do_syscall_64+0x1b1/0x800 [ 218.618704] ? graph_lock+0x170/0x170 [ 218.622500] ? print_usage_bug+0xc0/0xc0 [ 218.626575] ? graph_lock+0x170/0x170 [ 218.630386] ? find_held_lock+0x36/0x1c0 [ 218.634465] ? lock_downgrade+0x8e0/0x8e0 [ 218.638614] __should_failslab+0x124/0x180 [ 218.642847] should_failslab+0x9/0x14 [ 218.646649] kmem_cache_alloc_trace+0x4b/0x780 [ 218.651236] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 218.655727] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.661279] sctp_add_bind_addr+0xf9/0x4a0 [ 218.665512] ? sctp_bind_addr_free+0x20/0x20 [ 218.669924] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 218.675123] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 218.680323] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 218.685357] sctp_copy_local_addr_list+0x499/0x690 [ 218.690294] ? sctp_defaults_init+0xe50/0xe50 [ 218.694882] ? get_random_bytes+0x34/0x40 [ 218.699037] ? sctp_association_new+0x19d8/0x2170 [ 218.703881] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 218.709071] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 218.714608] sctp_copy_one_addr+0x5d/0x170 [ 218.718838] ? sctp_copy_one_addr+0x5d/0x170 [ 218.723256] sctp_bind_addr_copy+0x16b/0x45b [ 218.727668] ? sctp_copy_one_addr+0x170/0x170 [ 218.732160] ? sctp_autobind+0x16d/0x1f0 [ 218.736215] ? zap_class+0x720/0x720 [ 218.739923] ? sctp_do_bind+0x5f0/0x5f0 [ 218.743904] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 218.749435] ? security_sctp_bind_connect+0x99/0xc0 [ 218.754454] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 218.759120] ? sctp_sendmsg+0x125e/0x1d70 [ 218.763277] ? sctp_autobind+0x1f0/0x1f0 [ 218.767334] ? __local_bh_enable_ip+0x161/0x230 [ 218.772004] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 218.777033] ? lock_sock_nested+0x9f/0x120 [ 218.781269] ? trace_hardirqs_on+0xd/0x10 [ 218.785423] ? __local_bh_enable_ip+0x161/0x230 [ 218.790091] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 218.795622] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 218.800817] sctp_sendmsg+0x1888/0x1d70 [ 218.804796] ? do_raw_spin_unlock+0x9e/0x2e0 [ 218.809203] ? sctp_id2assoc+0x3e0/0x3e0 [ 218.813263] ? _raw_spin_unlock_bh+0x30/0x40 [ 218.817669] ? __release_sock+0x3a0/0x3a0 [ 218.821831] inet_sendmsg+0x19f/0x690 [ 218.825643] ? copy_msghdr_from_user+0x3a0/0x560 [ 218.830401] ? ipip_gro_receive+0x100/0x100 [ 218.834731] ? move_addr_to_kernel.part.18+0x100/0x100 [ 218.840011] ? security_socket_sendmsg+0x94/0xc0 [ 218.844768] ? ipip_gro_receive+0x100/0x100 [ 218.849086] sock_sendmsg+0xd5/0x120 [ 218.852794] ___sys_sendmsg+0x805/0x940 [ 218.856767] ? copy_msghdr_from_user+0x560/0x560 [ 218.861530] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 218.867064] ? proc_fail_nth_write+0x96/0x1f0 [ 218.871559] ? __fget_light+0x2ef/0x430 [ 218.875549] ? fget_raw+0x20/0x20 [ 218.879014] ? find_held_lock+0x36/0x1c0 [ 218.883097] ? kasan_check_write+0x14/0x20 [ 218.887357] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 218.892926] ? sockfd_lookup_light+0xc5/0x160 [ 218.897439] __sys_sendmsg+0x115/0x270 [ 218.901329] ? __ia32_sys_shutdown+0x80/0x80 [ 218.905738] ? __sb_end_write+0xac/0xe0 [ 218.909711] ? fput+0x130/0x1a0 [ 218.913171] ? ksys_write+0x1a6/0x250 [ 218.916980] __x64_sys_sendmsg+0x78/0xb0 [ 218.921045] do_syscall_64+0x1b1/0x800 [ 218.924936] ? finish_task_switch+0x1ca/0x840 [ 218.929429] ? syscall_return_slowpath+0x5c0/0x5c0 [ 218.934379] ? syscall_return_slowpath+0x30f/0x5c0 [ 218.939658] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 218.945029] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 218.949962] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.955154] RIP: 0033:0x455a09 [ 218.958336] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.966042] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 218.973311] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 218.980579] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 218.987938] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 218.995212] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000000f 2018/05/28 16:33:49 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x41, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:49 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000400)={0xe, 0x4, 0x4, 0x8}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r0, 0x28, &(0x7f00000000c0)}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={r0, 0x28}, 0x10) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={r0, &(0x7f00000001c0)="e6"}, 0x10) 2018/05/28 16:33:49 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000000)='./file0\x00', 0x0, 0x10}, 0x10) mkdir(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000100)='overlay\x00', 0x18000, &(0x7f00000000c0)) 2018/05/28 16:33:49 executing program 4: socketpair$inet6(0xa, 0xa, 0x4, &(0x7f0000000000)={0xffffffffffffffff}) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0xb, 0x13, &(0x7f0000000040)=@framed={{0x18, 0x0, 0x0, 0x0, 0x8b, 0x0, 0x0, 0x0, 0x20}, [@map={0x18, 0x0, 0x1, 0x0, 0x1}, @map={0x18, 0x0, 0x1, 0x0, 0x1}, @ldst={0x3, 0x3, 0x2, 0x0, 0xf, 0xfffffff0, 0xffffffffffffffff}, @generic={0x3, 0x7f, 0x3f}, @ldst={0x1, 0x1, 0x3, 0x1, 0x4, 0x6226c3dee404f94b, 0xfffffffffffffffc}, @generic={0x401, 0x6, 0x200, 0xffff}, @jmp={0x5, 0x5, 0xf, 0x7, 0x7, 0x40, 0xffffffffffffffff}, @call={0x85, 0x0, 0x0, 0x41}], {0x95}}, &(0x7f0000000100)='syzkaller\x00', 0x238e7c1f, 0x0, 0x0, 0x40f00, 0x1, [], 0x0, 0x3}, 0x48) r2 = socket$kcm(0x29, 0x5, 0x0) sendmsg$kcm(r2, &(0x7f0000000640)={&(0x7f0000000280)=@nl=@kern={0x10, 0x0, 0x0, 0x4000100}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000300)="73ddb6978f1eb8b8e957ef109979daae458cac794bcf08cf34934e6a740b12adaa5121214ac9c6c1986016b052f44a38fc474ad798c9ec4879d808ee4d6fcaa2fe89fe734ea8379bf858af776b18d83257653273945fec04f4d3be7d50f04923cb36ded767ad821cf871b4b32b59ecec1bd7e88c1723ef6d888f02de4ee2c415cf0bd50ec502d00a1343ab992793e04405f7b8e7caed8dbdfa0d", 0x9a}, {&(0x7f00000003c0)="a66dfc9c97e5246bb255ce74959d8984ec8d2fa3567c2621d48d6e4979f2e7cbec2bc7355c3799", 0x27}, {&(0x7f0000000400)="a3834accd8dd1d63c2f176960c259b46f4689605863f49fdc05e57a7194a2ecd", 0x20}], 0x3, &(0x7f0000000480)=[{0x80, 0x0, 0x7fffffff, "ecc810ad0ab2d1b744c3ce03cecb7946bc758d8b57214feae265d68e34bc14df420d6e0559f771366088f74653059f94d8a2ddd3f88874a41afd4a79fa58f882c411fe0d91eaca86d8d9defb4e8d62664ddca4b0ab17c16e2c485581096a531888a3d6bdc8460d07cbdb"}, {0x68, 0x0, 0x9015, "5b7144d0148b710e661f33ae3a9a4bd3a70e8d308a6a5598aac98de255a4fb1e36be73ab7d479f11d06001b63328d3513484fac460e5dc2c793e3eb6992cd9ef3c9e351448ec87e6d81f3e72d39d2d20e7175b40"}, {0x28, 0x105, 0x7fffffff, "2a8c5d659a1cf25db8b0e66e991de902cc"}, {0x20, 0xff, 0x0, "54ae1e9f45f7949d630a138ab550d2"}, {0x58, 0x1, 0x2e41, "61007dd34b901b1e50d33d0aca6ce684d92955f14d6215ee20ffcc199356217a50e79e0bc552ede4f48260b3ddec7c0aae1f8a3f23a4e4f0371ad422105d2e7e4fa87d8ba367"}], 0x188, 0x4000000}, 0x4) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f00000001c0)=r1, 0x4) r3 = socket$kcm(0xa, 0x2, 0x11) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xa, 0x19, 0x6, 0x4, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r4, &(0x7f0000000000), &(0x7f0000000040), 0x3}, 0x20) r5 = perf_event_open(&(0x7f0000000200)={0x5, 0x70, 0xfffffffffffffff8, 0x2, 0x0, 0x0, 0x0, 0x1ff, 0x20000, 0xf, 0x4, 0x7fff, 0x2, 0x2, 0x3, 0x3, 0x4, 0x2, 0xffffffffffffffe0, 0xffffffff, 0x0, 0x200, 0x3, 0x10000, 0x1, 0x96f0, 0x7f, 0x200, 0x8, 0x7fffffff, 0x1, 0x1, 0x10001, 0x0, 0x0, 0x7, 0xf1b7, 0x7, 0x0, 0x400, 0x5, @perf_config_ext={0x3ff, 0x436c}, 0x20000, 0x6, 0x8, 0x3, 0x0, 0x1, 0xffffffffffffff01}, 0x0, 0xf, 0xffffffffffffff9c, 0x9) ioctl$PERF_EVENT_IOC_SET_BPF(r5, 0x40042408, r1) setsockopt$sock_attach_bpf(r3, 0x29, 0x35, &(0x7f0000000700), 0x4) 2018/05/28 16:33:49 executing program 3: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xb, 0x40, 0xa9, 0xa37, 0x1, 0x1}, 0x142) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="2d6c6d1000297185003f000005000000000000000000000000"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0xce, &(0x7f0000000180)=""/206}, 0x48) recvmsg(0xffffffffffffffff, &(0x7f00000071c0)={&(0x7f0000006e00)=@can={0x0, 0x0}, 0x80, &(0x7f00000070c0)=[{&(0x7f0000006e80)=""/174, 0xae}, {&(0x7f0000006f40)=""/173, 0xad}, {&(0x7f0000007000)=""/172, 0xac}], 0x3, &(0x7f0000007100)=""/155, 0x9b, 0x81}, 0x3) bpf$PROG_LOAD(0x5, &(0x7f0000007200)={0x0, 0x6, &(0x7f0000000100)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x655}, @map={0x18, 0x6, 0x1, 0x0, r0}, @generic={0x2, 0x80000000, 0x0, 0x6}], &(0x7f00000002c0)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x1, [], r1, 0x9}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x2, 0x4, &(0x7f0000000040)=@raw=[@map={0x18, 0x2, 0x1, 0x0, r0}, @call={0x85, 0x0, 0x0, 0xc}], &(0x7f0000000140)='GPL\x00', 0x41, 0xa7, &(0x7f00000004c0)=""/167, 0x41100}, 0x48) 2018/05/28 16:33:49 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x2, 0x2, 0x2) close(r0) 2018/05/28 16:33:49 executing program 6 (fault-call:1 fault-nth:16): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:49 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x8847, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:49 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xfec0000000000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 219.301201] FAULT_INJECTION: forcing a failure. [ 219.301201] name failslab, interval 1, probability 0, space 0, times 0 [ 219.312581] CPU: 1 PID: 18409 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 219.319994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 219.329377] Call Trace: [ 219.331992] dump_stack+0x1b9/0x294 [ 219.335658] ? dump_stack_print_info.cold.2+0x52/0x52 [ 219.340981] ? __save_stack_trace+0x7e/0xd0 [ 219.345960] should_fail.cold.4+0xa/0x1a [ 219.350067] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 219.355240] ? zap_class+0x720/0x720 [ 219.358979] ? sctp_copy_local_addr_list+0x499/0x690 [ 219.364211] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 219.369969] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 219.374840] ? sctp_sendmsg+0x1888/0x1d70 [ 219.379022] ? inet_sendmsg+0x19f/0x690 [ 219.383025] ? sock_sendmsg+0xd5/0x120 [ 219.386937] ? ___sys_sendmsg+0x805/0x940 [ 219.391114] ? __sys_sendmsg+0x115/0x270 [ 219.395200] ? __x64_sys_sendmsg+0x78/0xb0 [ 219.399480] ? do_syscall_64+0x1b1/0x800 [ 219.403566] ? graph_lock+0x170/0x170 [ 219.407454] ? print_usage_bug+0xc0/0xc0 [ 219.411544] ? graph_lock+0x170/0x170 [ 219.415417] ? find_held_lock+0x36/0x1c0 [ 219.419522] ? lock_downgrade+0x8e0/0x8e0 [ 219.423723] __should_failslab+0x124/0x180 [ 219.427988] should_failslab+0x9/0x14 [ 219.431848] kmem_cache_alloc_trace+0x4b/0x780 [ 219.436475] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 219.441697] ? __sanitizer_cov_trace_cmp2+0x18/0x20 [ 219.446790] sctp_add_bind_addr+0xf9/0x4a0 [ 219.451065] ? sctp_bind_addr_free+0x20/0x20 [ 219.455517] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 219.460752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 219.466458] ? sctp_v4_scope+0x19b/0x1c0 [ 219.470558] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 219.475787] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 219.480839] sctp_copy_local_addr_list+0x499/0x690 [ 219.485806] ? sctp_defaults_init+0xe50/0xe50 [ 219.490327] ? get_random_bytes+0x34/0x40 [ 219.494703] ? sctp_association_new+0x19d8/0x2170 [ 219.499598] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 219.504828] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 219.510420] sctp_copy_one_addr+0x5d/0x170 [ 219.514689] ? sctp_copy_one_addr+0x5d/0x170 [ 219.519137] sctp_bind_addr_copy+0x16b/0x45b [ 219.523593] ? sctp_copy_one_addr+0x170/0x170 [ 219.528129] ? sctp_autobind+0x16d/0x1f0 [ 219.532216] ? zap_class+0x720/0x720 [ 219.535963] ? sctp_do_bind+0x5f0/0x5f0 [ 219.539978] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 219.545726] ? security_sctp_bind_connect+0x99/0xc0 [ 219.550783] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 219.555486] ? sctp_sendmsg+0x125e/0x1d70 [ 219.559678] ? sctp_autobind+0x1f0/0x1f0 [ 219.563792] ? __local_bh_enable_ip+0x161/0x230 [ 219.568527] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 219.573580] ? lock_sock_nested+0x9f/0x120 [ 219.577849] ? trace_hardirqs_on+0xd/0x10 [ 219.582029] ? __local_bh_enable_ip+0x161/0x230 [ 219.586729] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 219.592297] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 219.597501] sctp_sendmsg+0x1888/0x1d70 [ 219.601494] ? do_raw_spin_unlock+0x9e/0x2e0 [ 219.605919] ? sctp_id2assoc+0x3e0/0x3e0 [ 219.609977] ? _raw_spin_unlock_bh+0x30/0x40 [ 219.614400] ? __release_sock+0x3a0/0x3a0 [ 219.618547] inet_sendmsg+0x19f/0x690 [ 219.622425] ? copy_msghdr_from_user+0x3a0/0x560 [ 219.627176] ? ipip_gro_receive+0x100/0x100 [ 219.631495] ? move_addr_to_kernel.part.18+0x100/0x100 [ 219.636851] ? security_socket_sendmsg+0x94/0xc0 [ 219.641605] ? ipip_gro_receive+0x100/0x100 [ 219.645920] sock_sendmsg+0xd5/0x120 [ 219.649646] ___sys_sendmsg+0x805/0x940 [ 219.653612] ? copy_msghdr_from_user+0x560/0x560 [ 219.658376] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 219.663903] ? proc_fail_nth_write+0x96/0x1f0 [ 219.668563] ? __fget_light+0x2ef/0x430 [ 219.672534] ? fget_raw+0x20/0x20 [ 219.675974] ? find_held_lock+0x36/0x1c0 [ 219.680780] ? kasan_check_write+0x14/0x20 [ 219.685045] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 219.690574] ? sockfd_lookup_light+0xc5/0x160 [ 219.695063] __sys_sendmsg+0x115/0x270 [ 219.698942] ? __ia32_sys_shutdown+0x80/0x80 [ 219.703449] ? __sb_end_write+0xac/0xe0 [ 219.707417] ? fput+0x130/0x1a0 [ 219.710772] ? ksys_write+0x1a6/0x250 [ 219.714571] __x64_sys_sendmsg+0x78/0xb0 [ 219.718622] do_syscall_64+0x1b1/0x800 [ 219.722589] ? finish_task_switch+0x1ca/0x840 [ 219.727173] ? syscall_return_slowpath+0x5c0/0x5c0 [ 219.732102] ? syscall_return_slowpath+0x30f/0x5c0 [ 219.737564] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 219.742932] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 219.747766] entry_SYSCALL_64_after_hwframe+0x49/0xbe 2018/05/28 16:33:49 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000000400)={0xe, 0x4, 0x4, 0x8}, 0x2c) socketpair(0x4, 0x80003, 0x6, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000240)={r1, &(0x7f0000000080)="3ba1114314c35e21c018e41415a46120796cb7ea", &(0x7f00000000c0)="cba3fa6d3f5a4f76b28ba76c63ffcda470a8e924ae52bd77a410f70d2f034a2206ccf28d856fb196eb12875bd9ce0eedfa5b7f4395bf885e503de7da98d5f4b280cbd2467865110ce08ee0320c9377ce6a44220e16ff7887a84692ffd933c50ae349757dc2e672f8c8ad250e3aa5ce5cdbe1c5bd20bd5fc08f2998257488c6352936378987e164211270984e36db6056cc72919d72367b633755598dfec21813", 0x1}, 0x20) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x8a}, 0x0, 0x0, r0, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000000)={&(0x7f00000001c0)=@un=@abs, 0x80, &(0x7f00000006c0), 0x0, &(0x7f0000000080)=ANY=[]}, 0x0) bpf$MAP_CREATE(0x2, &(0x7f0000003000)={0x13, 0x0, 0x77fffb, 0x0, 0x10020000000, 0x0}, 0x2c) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r1, 0x4008240b, &(0x7f00000002c0)={0x3, 0x70, 0x80, 0x81, 0x1, 0x0, 0x0, 0x9, 0x8020, 0x6, 0x0, 0x5, 0x4cc, 0x4, 0x5, 0x9, 0x6, 0x7f, 0x4, 0x3, 0x8000, 0x80000001, 0x7, 0x80000000, 0x2, 0x408ad8fa, 0x5, 0x7fff, 0x3, 0x7d74, 0x3f, 0x80000001, 0x400, 0x9, 0x2, 0x1ff, 0x1f, 0x8001, 0x0, 0x4, 0x6, @perf_bp={&(0x7f0000000280), 0x8}, 0x2000, 0x5, 0x7f, 0x6, 0x2, 0x6, 0x800}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r2, 0x40042409, 0x0) 2018/05/28 16:33:49 executing program 7: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000280)={&(0x7f0000000240)='./file0\x00', 0x0, 0x18}, 0x10) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000002c0)={&(0x7f0000000200)='./file0\x00', r0}, 0x10) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={r1}) socketpair(0x0, 0x7, 0x3, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x1b, 0x8000f, 0x6, &(0x7f0000000180)) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f00000000c0)=r3, 0x4) r5 = socket$kcm(0xa, 0x2, 0x11) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000006c00)) setsockopt$sock_attach_bpf(r5, 0x88, 0x67, &(0x7f0000000040), 0x52d) sendmsg$kcm(r2, &(0x7f0000006bc0)={0x0, 0x0, &(0x7f0000004700)=[{&(0x7f0000000300)="c0333ea8c56bedd5fd91f5c2a67853f3b6bc94cebd38c27b87c61a07d1d1be8db2fa90d3a8cd4138cfeec2e87fd89c75d5211bf844264b424fe24bc2d793f0e0a35b8ef1c454b6a719ff329ac5ff3407e0dd461a78053b8f859dd01d35c86ffec9c98f820a4fd0d3f04eb6f58f7438f5b3c8314c0df7247dac06dac62b948cf1c4f1e9d942dcc6be285b0a3b703fce1a4a298ee6165a486642d3d5dcdceb67a6cca7512ae5d1d50927855fc53070864dfc2b9ee5626344eaad81ab0fd48d053058f3ee0be04df14d45146b8badd0800ba1b71453b14fca433035a16b54f1282b244df179babe37286291391cb3dc", 0xee}, {&(0x7f0000000400)="910fd1c4106465d9d9acdfa752da4d9a50928c3ad2f4adabfaae0150cc1f876e67a5a0cb7d05613cf5e8c0be2bde5e5259629561e3d7180b79c9ed47", 0x3c}, {&(0x7f0000000440)="c548b96a857eb53863dc340a69ec932ac133d25c562c063f9151535c0dbf60e8be59f21c78b5734eee9a825398c6cc793a69979ea9fc82a984abed8c7fc1415c4e36884305d39cc883ce0eb8dc26406c45ed7e1a2a632b37b163bf86e483d30e3213e4a074abe6ea7287f3f0c02a22279d7b0bcd48b9aa16f0b4335bbc722992b9974d75f3ac5a8de6b397d349ab7b70020e56e0a13039522037262980e8b642562e215d6a29b869630a1191a354c52cb378af45f46b5d15c5097bab3a01c86ff32da363d7fa8ec71a", 0xc9}, {&(0x7f0000000540)="ced4aaf895a440e510a21be8baa528518f3f109c20580843d65a4495ecedc8317e01ac364ac74079763aa09392ed83763f5a68604abb76bf805520777426f1b8589e783630a43bd163004149150f7b13c1f7c324f85a319b57e894080845808184ba46f901d67e8d31c43d206123ec2b78163e3f206df0252b6c663544250c720794509200ea00301917ada0de0053bcd0a15bfedce21a0f99126e89777a00450a49bc17c4eed66e", 0xa8}, {&(0x7f0000000600)="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0x1000}, 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{0x68, 0x116, 0x20, "b0591063f9b64c4415a4a99267a281f42de5a74144e890b7eba1fc20a13f499b2dec93ed77a4aa6f48b8787e689029f60b38f45b6fe7a62173af4f157a10b713bffb4619a868cb0864fba5a7427257082a1b"}, {0x108, 0x11f, 0x7, "7aa16f279a435040ef689b6dc473a7768f3272358f0621ecbcbb3232833c1579c43732fd3046960a4a4bb04f052403a22e8771f08eee794b5309b3f81fb427f60033440dbb82e77a20c764038cf284080b743327b4ae91c652659f6a4c4c3af0032a6d2a5be0e9f03e719437ac6d60bce5b5dd28ecca6a9b987bfede7194271eb3c5dc6b394f9c181149b4a3d1495663a48fb01bbe8d7b83ded16181b403463aa5886531d65d7d9402778501785c83075985328413a9d128832132b7981422dfb6ea171b186efa57500733fc4d3241bf20cdaabf83bdf5f4d72bd8e8b35ac321bc51e0ff056949b195f745fe9ff26732b9c05de3120722da"}, {0xa0, 0x103, 0x3, "44e43cb0ce0f8b5e612a3335c4e67a3bab1466344a358d3b7f88caa88c73509fe82a24e590aea5c5d63c3a5915c5ab0a077dfc8aa66455bdc0cb21cf0419f71772d3a3f38ed9ea530c5f0d7a6f112a1341948ed2335566a7bdfd07a804f63f47d92c213923baa026da1da24ef581d59a9bfbb0d0abdec2fe652e23f8c6a09c4011cf8e8ed6503db267"}, {0xf0, 0x13f, 0xfffffffffffffffd, "41d0dc1c9f49944e3a75b915643f576978e4980c429397898d0d16f5ff85ad79907a56036d3b3a6d72670c4da6364223c7e9f58e5344dcb480cfd6cb03619445590e0e261b729cd93dba30ef810a3f450e5313ebb9ba5ac6bef73454dbd9b2b308770b2f512d616205b9e213d0c1dcc95366effdfae742722c39f06fec2681985ec677005e4ad5740d82a8273e01ded8f4a5d5f3f8063238b56a5bd8dc8693cd36cf18752551b56accd96b054d97a5f3716db9b9667364415b222132ca4390f004a07094ca824807688ccb82692ed2237345cf432bc17a4f7b8572b90fbc"}], 0x23d8, 0x40000}, 0x20000000) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000100)={0xffffffffffffffff}) setsockopt$sock_attach_bpf(r6, 0x1, 0x32, &(0x7f0000000140)=r4, 0x4) 2018/05/28 16:33:49 executing program 3: bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x5, 0x3, &(0x7f0000001fd8)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x24, 0x25}, [], {0x95}}, &(0x7f0000000300)="47504c23016223d7e76572123107005cde6c958069fb26d44d0efc1a49d1ade773c4643c34748515d33ab5dd91640142395e63ffab701f53c4029146d166f7f1508d8d97a8f974306cedb6ebef8bb38d17bc8028c35462c3d2d895a999794185b15c6b3175edf1e525489ab97aa94f953ae51e097c426044cb9b81fc2522e2abffd5d6f086e371657d57da7b583c32fc", 0x1, 0xc3, &(0x7f0000000200)=""/195}, 0x48) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount(&(0x7f0000000840)='./file0/file0\x00', &(0x7f0000000880)='./file0\x00', &(0x7f00000008c0)='proc\x00', 0x0, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000000)='./file0/file0\x00', 0x0, 0x18}, 0x10) mount(&(0x7f00000003c0)='./file0/file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0)='fuse\x00', 0x940024, &(0x7f00000000c0)='_') 2018/05/28 16:33:50 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xffffff80, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 219.753049] RIP: 0033:0x455a09 [ 219.756225] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 219.763925] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 219.771182] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 219.778439] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 219.785694] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 219.793121] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000010 2018/05/28 16:33:50 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xffffff7f, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:50 executing program 4: r0 = socket$kcm(0x2, 0x5, 0x0) setsockopt$sock_attach_bpf(r0, 0x84, 0x11, &(0x7f0000000180), 0x1) r1 = socket$kcm(0xa, 0x2, 0x11) bpf$PROG_LOAD(0x5, &(0x7f0000001f40)={0x0, 0x2, &(0x7f0000000000)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}], &(0x7f0000000100)='syzkaller\x00', 0x0, 0xb2, &(0x7f0000000140)=""/178}, 0x48) sendmsg(r0, &(0x7f0000001580)={0x0, 0x0, &(0x7f0000001500)=[{&(0x7f0000000280)="5bd00825cdeabf261202e6608bff6f7a8dece0735db0b2196d7233db29f7dc0e89de86346be6d941db9266f17c1ef28a03b1cf7a1f", 0x35}, {&(0x7f00000002c0)="5dc18740c43dad62cccd1e830956a82937d52abee2745fa015298ffe4291c98e75df9a3e7931ca7248b68733092b72347d1b29bc5b554aa13383f7e68d8390192f583dc78e7d388283ccbf9245112beaf6a815cb04206e9d3a4528ef59f3a3e2bc947fd379ccf50b92c687c10a983f85d7931dcd2eeaffd12f6888c6fa74f5431950df8edc54b3831ccde5d8bca76710bc1f54cc69dceac787a43fb8f7e4e22cbaca1ba81c9b03e80c1a3524f717fa95dd700aff7b6949b262fc27b2f1062e8e1429a8321c67a194b06e8dc98b633712e4edae84d8c023da29879d15861da7652301604fd3737884e564a869277e0dc874a9e324d1d8425c", 0xf8}, {&(0x7f00000003c0)="d0eefd8212d7239eb4babe934204426ec5e792aaa646f5d2bdbaecae950de447908520ecd80a800674489109996b838b49d42652d5793862adbb6a7addba86e549c474681845d21fb94a6a", 0x4b}, {&(0x7f0000000440)="39c790f0b0a4523217052449d46663187b37b13d6b70e265ac71b96c526c318b19e59977ea58e7b24f5326bc7b19f1514bade9a239f5ff5fc183b9ff377a9a083adb8e0f3337d4307ae3b3be75af0397fbb2a85f2f9b43c9b97176f9e8dca17b13fe194582746b0658c28b77fd6f1ab732c391e7eeac6d99df940c58fd6aaf35a6279f414ad5ea54866e1f673e8bfe28808642c934b2c8d4c54b9207b631947d5b345da558a2c18b0e6adefdfc86a1ec3c988f0bd8c6b2962be68f30cb0dd05d5207d88db7924c74979b66830187303353638daa80a119eb2dbe843283747172cb69b44fb6530bacfe1d83edd4d4917814f8706bbd32d705eee7ab9689e56256eb43646b7e2f5b4259216486abc788fc993d795f6acf824a90d98d650d1113c5e448563447c1180b9c829c784ec6cbd1a0427497b97c2276272eed6435ade3639a02351cab646733dcdcac755b8cc53c3bbdd3749db6c7ee5fd2207b4cf2e8861bc7713aa441c62ec0628642fe094b3fb55926099f75174dc2ec415ef1ca65264af94b53f186ebf37173b2da87e76981650faf653bbfca2e6ed74ead44933e81454d6c1b85db19d990e49f5f71931b5c05ff74169d3d84ee45d986861a98898af956cdb402f0c147749bf18eac355682bf4f2f8a7fbec1da88c14498a06829c4e3c1f15636e3d82cd01a6c090a44974b9c5207cad5d3fa70cfff7dd2c0474d165d79a0da933b3fa07998cbcf676127bf873614536901423266f7d51f453f0a8d3f070261f11576c94063974751bba621a92bd9dc553399238ca3f6e409585f36552c8c48be0c519bae89dca9cfb08a9dea7f4bf991147cac06fc96f7df659bfe04ccad8319efe9dff4841cf4e1af0a63becc04ddab87a7739f79ced9ae2f9464244ed01061862767a0e9a8bd77e21bb0d4349c8448f1e6ac762a73e95422f0a35cf31fe39d10ef45112295c35c472a3933edad9bb7c8a5d34b07de883c130e2e5a1f45f78b0943dcb0d15083f63550bc4d8a3dbb606f8aa0dc81f4eef85c6afda95e917a5f69124748a72983249e91a94b268a2508ffb79d786322233a9fc2f280faf8606c965f09dbaefd7a58623489aeed8479a045d26a8609c996dd37bf7ac75fc4cce6b575dacecc7bd6a776725df1ccb182020b01a387c5951bbbc22e718a5d7a8f2f60e098400f91cab99bd0742fc698497b951140835920658e310675e14febca29ec57d5cd6b8341bf6862343b7d2c18529c3a79b881e92906f474efac14014b9ec39244f53bf21d9f7a0135a799e68a8d83fd4f958e4dde6a5b46b5b2095147e8af25c38923a0ce75195e2c613068bc9964fe4f18329de1b544ce4601a52752dd7ef76535d24adc918752c4888128e46da35606c9f12f424e5b5b9bb698de2f424b63fb148e5b7bd661ddd00d59c4cc392a97811f96556d16621fd6f7b7420f0122d8488217c294b655fcc7f1f511969df085a5e261351712e2ec2ddf7ba1866a618d4605779775cb34ba7fcaf6ea438aa78ffe9c12651b3fd03a551fe222e766da37d1bef3ce9f5f520ecac49228506329d1b097bee1511206b12eedd0a02b84ba358bd84e2987c7b6f08eabf5a254cc6c1ebdcda28bc880caf6a13b3edf1e2dc8657add50c83be5ad161e1a85f0577f38e71fe7eb20fb75ffb1566233e1a497de1facd871381c8ef4f93035fe03e25c655c2cc01f1b8034111763f90eb482ac8343f2d434277e91c0a88c120682d2d984f197df04abf90b26eb771359928a6b940af7f072afa7246a0c30cf521d262029f8da258778af9dc7053ac32c3c62dc296fa9a3b459b1b4419c53c3a453f9d8a6f5244f60a0fea7c58457e736ec9ca0e1cd357632e52b4c629e3ab81c3701f6f40269c8fa6690d1363164de5b704aac9defd7a6c59689b9d07a857ca9082ae61d77af35e016083e21458fc5bdf294e7c233ac5e95383ab3468f601c714a41705724bb94a1e406bf8631b7ee6fc189094147ed8a4879323ef227e76dedc1e1292e6cec40726b84fe131fa17c951520b860d0282e78b6d9974673e01dfa7c5d39a81ea306f8d7c74e956ada7f20c92dceb33a29974360dbe9964553e12527061ee6fdfc73bd5d2e7305af55a0145220966cc8e6d2d1224b730c5b9310fae41f0e68e3a0863d5119036b1fbe39219906d546ec81fec656eec8fcf3666a2be9d6c6da7887db40960ff683879ef8ebf63077d00c2bf6993c3185fa890cd8101b5940f6e79727a6743387a8fd54d3964c7a4d59ef17f823753cf2ae063fbea227aa74441e0f6efb32acecd8a6723dbeb9094cbf65f9c7f874cc5d3be93685d6548f856c67150e93ac4b1ca0736edcbdf7b4a3fe9e2a332b17b03a7a05fbaed8b34b319940e3fff063b803794846ca8fd427bb61002ae00e12cbd70ddee433a4e6784a891068e610cac8df497560b1be2501176f34f7f12f809e7d3f2315cf2274959aed7108cc220ce0a5df378191c04355cf8361da4c3cf942db8924cadb916bd1597d8bb0d2f3cd974a2563bdc6f29e7bfd2e14bc11be5adf0efc9b55bc3d04f66b3272aca119478bffe060ec751ead95590acd4dbc03bf27d09f0f9aa47abed0b56967eb2fa292485771719d666b9a87ee4beed80ad64e999d93d9cda6f0bc6ca34634159f70d21303f7e8ca6bfb0404d3e4edc2c3c8ade7ee892b6a1790b792b042e3b55a67f61c92e192d16d7172f47052a1dd47f4bff9adbada2b8b13bfeda8a66766259abce8e66cdee3571e2260e82071e6a896791d897effc4f0d3babb443311360bf71651ec1c9ca3a22538cd3a7d366efd1f4a7e0f6ea991d1fbff96583c2bc898d6364025aff6118591ab7ed7e1dafb5146554bd3cdc7a56e52a16d843b70a14cb8c0f856fb2aa060f0b2233129a6ba2988cc64debd0681b7434fd8241bd11ab5e885a97578d61a75856ad3a9a65b09f001f53022453441119c25cc7c5607410b1931332d7ff4b0aef69b543c7d4f3abd51ed0655b30481974a8aa8efd2eb74165bef5104bd5213ee40f692b38fc832dbf65e9b10f75d53f555d1cbdf4c6cc9035ad7a36a752724550ec12f63bc6dda4f96997c161cee6ae188cbb3eb58eac884bc2846a2ab0fadc1d88d0d4797bd5f899bd7ae97edab9d867ec897a40730dfe1db4266f62ff03c82aadd077baa2dd92e7fc4748cd6532179f6b5bd39a2924402aa6a661e82dd854ec9afa394f7675ef4b08671ba2baba5ea39dcdc1717c5daebb5fe59c41b139234437a5dce856651af5f83980534df5e444668fcac42928dcbf351abad531db73fdd4566475812c24a368703e8998ea63cea1b05c01bae282cfce29a105ac6c50255f2f54fdd31537d045c0dbd514acf4219c8f4d2c72e222d8ae9372bb970cb7336c588d6048ffc33713bfd4da0130f50f23661c4253c694c23815d7c70e4d272a3eb2bd6ac9928cdc281a742790fcb9e14de7698caa89c7ce2dff1ee87b954d57b0fbafed930f49fd256c5da7b78b69e7e4431547bac5dcf5baedba580b717988b839c7b92c9f4a78ec230ef219a07cd3a3d8d495e608741249c56551ea7c093eceb2510db7fda38c1a41821f9ae69990eb75749fc5d8cf8b0996dde990f02c30c99c5fd89fe6e7065d287d7c4e00465eeffbe91e0bb7148c6b070b4a2d881837d13a37ae3b18fac1571601a57e5efb23f739ea37220ab988176acb3dfab1337e868f2e69b16006e8248b567d8ff3518a4c27631c07f7e0b3efcb208e8f2abbff43dfa1e798257aaf9efc8f5313a280ec30eeaa4a71f45e5b81ab07623bb8895bbc5e008202f2c6a4153a3a2b0b2f66f976f6782ddeda442fef6af27372abec23a681af4e80465ee6ae834a4f209519e6023ff8de94e464f8e235b832c8e67f79510f8c01cae88532ef7bfd203d4ad6c695762e8e85ccc4e7f322ca61645f0168e6aa04ab639af1edaa1b272448988495f9fd77efaa30397600847c331a77041271bffef075be627d05e315a893695808ca43dcd2d68df49b3cbc8b7c80163af42f67a69beb9e9f10d3a3c4607c35178393b4d450c27b33a177c90e3f8dc33b961e208950ad1155c1ff231d75e84954d14c48009ac7602b56ddb0cd17b6b3378930291fb97112fdd8fd601e7e74636f128f0ea3cb0064d4bfca59c1c13e9790554295642b76a6a7c6cbc034a04c9f872b0c086fbb7495b294ddc64fd6976b54b628cbf45b3316ba99e0cb30172066cd88a2e3be2220a31f0d8a214ed15be7c8764e8fa041ce681b78a8c70fb963cdf5a2ef7d51dfd85faabd58b732fb6d6465157952d0e8211298fd02775a6b6e1e404f404026af353b691fecc8f3a2c985e04591a9eb1afef42d5ed26e2c23ce745ef86586f7b9b652b42d6ab04b112a1ce2104291fcf9621106e0be4baea52cfce9decd03fd9c946fa0e8d638f5aeec8573e645e4c28c5e66074de2f9e899261764271b92c04f296cac5f58cd0cae76048a2e6dac109081ae66887f5b3d1b280d02278519371b7085af58dff8ba3bf69cab405cc6acded40b262bd5cc0f401039bb879f2cdc9636202ebf2186fe2f51800e0dba2a72112b7b8de7103433dfd9e8f590ed8bd80c4313da9a551149cf31dc66015854db4647ab52bdfa19746273ecd40964e8ca12462cb3ad23b0394b61fd19b200efff54c29f03cff782e23e2ac46ddc1bf170afc265328857f4facd074a41e6d0ef8eb6f5842207a327182437d37bf2758a788fff53ed1f948aa0f51a3dfdaff7e198c2924b85939957d0785bf0e38786611082c636f90a1388ad13042e65c088d1bf6127865d5af3fd6d4e47711b7dd3bdd47ccc97dc17c26f3d03102a39e5e70a83460d9bd9a2426e75a017ce1d54623a7ee72e7649a3350ad7bd2152f1318f2bb522aa0f9672fca45926711e203ef531277f4a17bcadf4d40b8d135bcfd9b8187d79b79bf21de24f0cd678b6515a45cac5498156c26ba7ed4bfa83017225b9fd45592f30ecc80a739fce22a0fef51ffc1febbb1c5b1d07cbdab2fa1442169ec91430b8ede38f6d585075dae91815ba60ab63fa8533e186476979a97f8a86a8104cb3b67cff2343980c1b33c4d2f4da9f11bf5a0491bc28f208640c0049ba8225dc46e81adc95e6943414b31fe0dd1d59b161124d08de5adc534decc1066cea675931955f340b816de41b21447da610af80e4ac80a63a13f79026c427b6ad17cec8c360f9f6be85fe82fb876f129f6cdeb44998b1b944529d8f9fbd09ee5fe66f33e108356707fee3a004ba1b31ce458cb849825ae86cbbf25345bbf4f46623b7cd75e55155af97ed7d21947772db6c8867a6e653fb4aeaeeed72eb02d4bef6666b46f7f7df41b6d4f873f79538f74ef118b5dece99ccb0b4bf965adde15bcbcccaf3e6e14820e9070beaecb59bd1337b6f5a60e7ad15166b87a1f5e8e6d2403c81c6df786c4415ca1733529f107812801c9fd7911754348d574df7a9d62b49b5d5595abcb28bc5ad647c50d009aea35c481273abc800461fdfa601ccc1e1cd1cbe8400261cf0613d1a7e124a9d225e6b071ba6c7d78bf07c3afb55733b4e95af567678de9859612c2bd7fa302a3c37904ec8274e198b3936e3ad39751f1a7105a156851e55529c3315eb80a08174b106e1fa27f14f8a80abf6a4231febbaaff4fdefdfefa5ec6a19309ab6d762d823f8248a0dc179280ec4e08d4bce5d59e5efce6532c0063db9509f0540f86746f9654d99cd319b144c9e9219c6f8c6c822f413c2c56541866119eb30a47b1cd69ce33c150b938f4d04e4841f36ac8", 0x1000}, {&(0x7f0000001440)="9b0e516e653058f541332006847333c9d1576032da1d4042161c49a44c4b4da7567d94bd0c45921c7c45b89eef69ee62769918075a5d9ca5790505e8092f6a", 0x3f}, {&(0x7f0000001480)="79d0100572b25689695ba8f29e28c426870a90934079347daa6b3fd9cc14532ab1ecd9895eb2b240c876eb0286815dda75eb08b0a8ac15b699027d843faac5213d736e303d4002f7d4b96cd1a423c643266c3a38dfcb03eef70f2ac970d7bdc0a4887595bfcc0e874b727f8a0c5fc6a20e9aa708619c9d40a3ff4c26", 0x7c}], 0x6, 0x0, 0x0, 0x10}, 0x40) sendmsg$kcm(r1, &(0x7f0000000040)={&(0x7f0000000080)=@in6={0xa, 0x4e20, 0x0, @dev={0xfe, 0x80}}, 0x6d, &(0x7f0000000000), 0x2}, 0x0) sendmsg$kcm(r0, &(0x7f0000000140)={&(0x7f0000000000)=@llc={0x1a, 0x17, 0x8, 0xa9c, 0x1, 0x100, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x80, &(0x7f0000000100)=[{&(0x7f0000000080)="5cd82857a2c6e550e3c236c32f8769fd75fb33abea5760827bc3669de2816256cf9e1dd326250ce3752045280f43afa9edce212c01abf0139c933d415fecd39ea29d21adaeb9ee255d", 0x49}, {&(0x7f00000001c0)="bec4af87ecf5f0969ed59b42b42d70abde9c548086c3c33da02c6aab475f31c1698dbeac716a28fc45778455a157dcb133f5c782fde26c19ac6c1e3a0a5fa7aa70dabc849f996d95212742472f8b9149c287225260bada9410379f293692a142bc73227695d0ade2c6fd1c2fdb85cdb8877682e5ff2ee8f26b34cc5d743c442323f94e58e00a3e9558e1c0dff2925aa6e93c718e38ad1908acbcbd3759341eba8c3b6d6705bafc9c37ce79c313aaa6305c8a181e1d1a86e7", 0xb8}], 0x2, 0x0, 0x0, 0x40000}, 0x40000) socket$kcm(0x29, 0x5, 0x0) 2018/05/28 16:33:50 executing program 7: r0 = gettid() socketpair(0x3, 0x5, 0x20, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) perf_event_open(&(0x7f0000000040)={0x5, 0x70, 0x100, 0x4, 0xe8, 0x20, 0x0, 0xfffffffffffffffa, 0x1000, 0xd, 0x81, 0x651, 0x9, 0x9, 0xc9d, 0x20, 0xfffffffffffffffd, 0x9, 0x3, 0xd0b4, 0x101, 0x8, 0x0, 0x0, 0x7fff, 0x8000, 0x7, 0xffff, 0x1, 0x5, 0x100000000, 0x80000001, 0xfffffffffffff4dc, 0x1f, 0x8, 0xa12, 0x0, 0x10000, 0x0, 0x4, 0x4, @perf_bp={&(0x7f0000000000), 0x2}, 0x10000, 0xbb, 0x5, 0x6, 0x101, 0x9, 0xe1c}, r0, 0xf, r1, 0x1) r2 = socket$kcm(0x2, 0x5, 0x0) setsockopt$sock_attach_bpf(r2, 0x84, 0x21, &(0x7f0000000180), 0x1) [ 219.842083] syz-executor3[18434] is installing a program with bpf_probe_write_user helper that may corrupt user memory! [ 219.857752] proc: unrecognized mount option "_" or missing value 2018/05/28 16:33:50 executing program 6 (fault-call:1 fault-nth:17): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:50 executing program 2: perf_event_open(&(0x7f0000000280)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0xa, 0x2, 0x11) setsockopt$sock_attach_bpf(r0, 0x29, 0x23, &(0x7f0000000280), 0x1c0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x8}, 0x10) [ 219.900294] syz-executor3[18434] is installing a program with bpf_probe_write_user helper that may corrupt user memory! [ 219.903146] proc: unrecognized mount option "_" or missing value 2018/05/28 16:33:50 executing program 3: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000280)={0x12, 0x0, 0x4, 0x1, 0x0, 0x1, 0xe2}, 0x2c) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000100)={r0, &(0x7f00000000c0)='H', &(0x7f0000000040)=""/108}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x9, 0x81, 0x29, 0x400, 0x29, 0xffffffffffffffff, 0x5}, 0x2c) 2018/05/28 16:33:50 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) close(r0) socket$kcm(0x2, 0x3, 0x2) close(r0) 2018/05/28 16:33:50 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x8100000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:50 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xff000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 220.104713] FAULT_INJECTION: forcing a failure. [ 220.104713] name failslab, interval 1, probability 0, space 0, times 0 [ 220.116459] CPU: 0 PID: 18458 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 220.123755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 220.133217] Call Trace: [ 220.135838] dump_stack+0x1b9/0x294 [ 220.142481] ? dump_stack_print_info.cold.2+0x52/0x52 [ 220.147726] ? __save_stack_trace+0x7e/0xd0 [ 220.152081] should_fail.cold.4+0xa/0x1a [ 220.156164] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 220.161265] ? save_stack+0x43/0xd0 [ 220.164881] ? kasan_kmalloc+0xc4/0xe0 [ 220.168774] ? kmem_cache_alloc_trace+0x152/0x780 [ 220.173618] ? sctp_add_bind_addr+0xf9/0x4a0 [ 220.178031] ? sctp_copy_local_addr_list+0x499/0x690 [ 220.183156] ? sctp_copy_one_addr+0x5d/0x170 [ 220.187588] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 220.193325] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 220.198164] ? sctp_sendmsg+0x1888/0x1d70 [ 220.202315] ? inet_sendmsg+0x19f/0x690 [ 220.206322] ? sock_sendmsg+0xd5/0x120 [ 220.210320] ? ___sys_sendmsg+0x805/0x940 [ 220.214483] ? __sys_sendmsg+0x115/0x270 [ 220.218535] ? __x64_sys_sendmsg+0x78/0xb0 [ 220.222765] ? do_syscall_64+0x1b1/0x800 [ 220.226829] ? graph_lock+0x170/0x170 [ 220.230636] ? print_usage_bug+0xc0/0xc0 [ 220.234701] ? graph_lock+0x170/0x170 [ 220.238512] ? find_held_lock+0x36/0x1c0 [ 220.242574] ? lock_downgrade+0x8e0/0x8e0 [ 220.246727] __should_failslab+0x124/0x180 [ 220.250966] should_failslab+0x9/0x14 [ 220.254790] kmem_cache_alloc_trace+0x4b/0x780 [ 220.259388] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 220.263908] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.269466] sctp_add_bind_addr+0xf9/0x4a0 [ 220.273695] ? sctp_bind_addr_free+0x20/0x20 [ 220.278114] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 220.283482] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 220.288667] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 220.293683] sctp_copy_local_addr_list+0x499/0x690 [ 220.298609] ? sctp_defaults_init+0xe50/0xe50 [ 220.303099] ? get_random_bytes+0x34/0x40 [ 220.307237] ? sctp_association_new+0x19d8/0x2170 [ 220.312086] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 220.317275] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 220.322809] sctp_copy_one_addr+0x5d/0x170 [ 220.327303] ? sctp_copy_one_addr+0x5d/0x170 [ 220.331811] sctp_bind_addr_copy+0x16b/0x45b [ 220.336253] ? sctp_copy_one_addr+0x170/0x170 [ 220.340918] ? sctp_autobind+0x16d/0x1f0 [ 220.344978] ? sctp_do_bind+0x5f0/0x5f0 [ 220.348951] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 220.354496] ? security_sctp_bind_connect+0x99/0xc0 [ 220.359524] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 220.364188] ? sctp_sendmsg+0x125e/0x1d70 [ 220.368363] ? sctp_autobind+0x1f0/0x1f0 [ 220.372436] ? __local_bh_enable_ip+0x161/0x230 [ 220.377186] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 220.382202] ? lock_sock_nested+0x9f/0x120 [ 220.386554] ? trace_hardirqs_on+0xd/0x10 [ 220.390697] ? __local_bh_enable_ip+0x161/0x230 [ 220.395382] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 220.400928] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 220.406112] sctp_sendmsg+0x1888/0x1d70 [ 220.410082] ? do_raw_spin_unlock+0x9e/0x2e0 [ 220.414497] ? sctp_id2assoc+0x3e0/0x3e0 [ 220.418560] ? _raw_spin_unlock_bh+0x30/0x40 [ 220.422962] ? __release_sock+0x3a0/0x3a0 [ 220.427104] inet_sendmsg+0x19f/0x690 [ 220.430910] ? copy_msghdr_from_user+0x3a0/0x560 [ 220.435674] ? ipip_gro_receive+0x100/0x100 [ 220.439994] ? move_addr_to_kernel.part.18+0x100/0x100 [ 220.445285] ? security_socket_sendmsg+0x94/0xc0 [ 220.450037] ? ipip_gro_receive+0x100/0x100 [ 220.454374] sock_sendmsg+0xd5/0x120 [ 220.458074] ___sys_sendmsg+0x805/0x940 [ 220.462052] ? copy_msghdr_from_user+0x560/0x560 [ 220.466840] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 220.472398] ? proc_fail_nth_write+0x96/0x1f0 [ 220.476886] ? __fget_light+0x2ef/0x430 [ 220.480868] ? fget_raw+0x20/0x20 [ 220.484313] ? find_held_lock+0x36/0x1c0 [ 220.488382] ? kasan_check_write+0x14/0x20 [ 220.492632] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 220.498173] ? sockfd_lookup_light+0xc5/0x160 [ 220.502669] __sys_sendmsg+0x115/0x270 [ 220.506553] ? __ia32_sys_shutdown+0x80/0x80 [ 220.510980] ? __sb_end_write+0xac/0xe0 [ 220.514949] ? fput+0x130/0x1a0 [ 220.518220] ? ksys_write+0x1a6/0x250 [ 220.522107] __x64_sys_sendmsg+0x78/0xb0 [ 220.526173] do_syscall_64+0x1b1/0x800 [ 220.530066] ? finish_task_switch+0x1ca/0x840 [ 220.534573] ? syscall_return_slowpath+0x5c0/0x5c0 [ 220.539504] ? syscall_return_slowpath+0x30f/0x5c0 [ 220.544435] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 220.549800] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 220.554698] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 220.559909] RIP: 0033:0x455a09 [ 220.563097] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 220.570797] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 220.578069] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 220.585343] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 220.592607] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 220.599882] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000011 2018/05/28 16:33:51 executing program 4: r0 = socket$kcm(0x2, 0x5, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x31e, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) r1 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000040), 0x4) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000080)={r0, r1}) socketpair$inet(0x2, 0x4, 0x7, &(0x7f00000000c0)) socket$kcm(0x29, 0x5, 0x0) 2018/05/28 16:33:51 executing program 7: socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000480)) bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="18c775c94f00000000008000028000007a0a8bf92c969b95dc5f90"], &(0x7f0000000000)="47504c00bc3047eb525f484f89fc96dd6ca64da40ff023122e66f6", 0x0, 0xce, &(0x7f0000000300)=""/206}, 0xffffffffffffff66) r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="180000000000000000000000028000006a0a00fffffff6006118"], &(0x7f0000000080)='syzkalleP\x00', 0x0, 0xce, &(0x7f0000000180)=""/206}, 0x48) recvmsg(0xffffffffffffff9c, &(0x7f000000acc0)={&(0x7f000000a940)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, 0x51, &(0x7f000000ac40)=[{&(0x7f000000a9c0)=""/110, 0x6e}, {&(0x7f000000aa40)=""/76, 0x4c}, {&(0x7f000000aac0)=""/76, 0xa}, {&(0x7f000000ab40)=""/221, 0xdd}], 0x4, &(0x7f000000ac80)=""/27, 0x1b}, 0x40000000) bpf$PROG_LOAD(0x5, &(0x7f000000ad00)={0xf, 0x0, &(0x7f0000000280)=@raw, &(0x7f00000002c0)='syzkaller\x00', 0x7, 0xe5, &(0x7f0000000540)=""/229, 0x41100, 0x0, [], r1, 0x7}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000400)={0xd, 0x5, &(0x7f0000000640)=ANY=[@ANYBLOB="1800000000000000000000000000000005000000000000000000000000000000950000000000000056f275b1a673da51812761a16b381ccb2b0e001f9648c73031579e20160e763da88957a568dac58360a7152c3434f106445968341a0e33e0493669682f2ecf7151ea71c627ae421ce2b79890f84dd2cc43663a87f60c5e3bf66806fedf58c16d021f3400000000b4a882017db138a19c43387d337d6abf3665751437ca2c124e424f6c76c07cc6a8476797cba2fac037e40e8784c1846cdecb79ec1b23864c876153f8ffd17a6feb645c44d3cea71212efed3735511ea6"], &(0x7f0000000200)='syzkaller\x00', 0x9, 0x20d, &(0x7f0000000300)=""/187}, 0x48) r2 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000500)={0x0, 0x100000000, 0x18}, 0xc) bpf$PROG_LOAD(0x5, &(0x7f00000008c0)={0xf, 0x4, &(0x7f0000000740)=@raw=[@map={0x18, 0xf, 0x1, 0x0, r2}, @alu={0x0, 0x5, 0xd, 0x7, 0xe, 0xfffffffc, 0xfffffffffffffffc}], &(0x7f0000000780)='syzkaller\x00', 0x7, 0xfe, &(0x7f00000007c0)=""/254, 0x41100, 0x1, [], r1, 0x5}, 0x48) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f00000004c0)) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000280)={0x0, r0, 0x9, 0x1}, 0x14) 2018/05/28 16:33:51 executing program 6 (fault-call:1 fault-nth:18): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:51 executing program 2: r0 = gettid() r1 = perf_event_open(&(0x7f0000000100)={0x4, 0x70, 0x5, 0x101, 0x9, 0x9, 0x0, 0x6b7, 0xc890, 0x4, 0x8, 0x7, 0x7, 0x100000001, 0x7, 0x7fff, 0x7ff, 0x3, 0xa728, 0x8001, 0x542caaae, 0x1, 0x5, 0x8, 0x90f, 0xf85, 0x80, 0x4, 0x80000001, 0x2, 0x100000000, 0x2, 0x20, 0x8, 0x68, 0x40, 0x3, 0xffffffffffffffff, 0x0, 0x7, 0x7, @perf_bp={&(0x7f00000000c0), 0x8}, 0x12088, 0x401, 0x7, 0x7, 0x8000, 0x10000, 0x9}, 0xffffffffffffffff, 0xd, 0xffffffffffffff9c, 0x2) perf_event_open(&(0x7f0000000040)={0x4, 0x70, 0x3, 0x6fb, 0x673, 0x4, 0x0, 0x400, 0x4000, 0x7, 0x9, 0x9, 0x9, 0x3ff, 0x8000000000000, 0x3ff, 0xe19, 0x3, 0x8, 0x66b, 0x1000, 0x80000000000, 0xb7, 0x8, 0x4, 0x0, 0xc4, 0x1ff, 0x7, 0xdc, 0x5, 0x81, 0x1, 0x200, 0x9, 0x5, 0x9, 0x9, 0x0, 0xffffffff, 0x0, @perf_bp, 0x10, 0xff, 0x1, 0x5, 0xfff, 0x0, 0x2}, r0, 0xd, r1, 0x8) perf_event_open(&(0x7f0000000500)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x3ff, 0x0, 0x0, 0x40000, 0x0, 0x0, 0x100000000000, 0x0, 0x0, 0x0, 0x7, 0x0, 0x10001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x80, 0x0, 0x3f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00000004c0)}, 0x0, 0x0, 0x0, 0x7, 0xfffffffffffffffc}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/05/28 16:33:51 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000280)) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f00000002c0)={r1}) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f0000000300)={r0}) r3 = socket$kcm(0x2, 0xffffffffffffffff, 0x2) recvmsg(r3, &(0x7f0000000240)={&(0x7f0000000040)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, 0x80, &(0x7f0000000140)=[{&(0x7f00000000c0)=""/110, 0x6e}], 0x1, &(0x7f0000000180)=""/181, 0xb5, 0x1000}, 0x40000041) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000340)) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f00000003c0)) close(r3) 2018/05/28 16:33:51 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xff00, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:51 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffff9c}, 0x2c) socketpair(0xb, 0x4, 0x5, &(0x7f0000000040)={0xffffffffffffffff}) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0xf, 0x2, 0x6, 0x100, 0x0, r0, 0x3ff}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000200)={0xffffffffffffffff, &(0x7f0000000080), &(0x7f0000000180)=""/107}, 0x18) 2018/05/28 16:33:51 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x100000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 220.971567] FAULT_INJECTION: forcing a failure. [ 220.971567] name failslab, interval 1, probability 0, space 0, times 0 [ 220.983008] CPU: 1 PID: 18497 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 220.990303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 220.999691] Call Trace: [ 221.002323] dump_stack+0x1b9/0x294 [ 221.005989] ? dump_stack_print_info.cold.2+0x52/0x52 [ 221.011305] ? __save_stack_trace+0x7e/0xd0 [ 221.015689] should_fail.cold.4+0xa/0x1a [ 221.019798] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 221.025206] ? zap_class+0x720/0x720 [ 221.028996] ? sctp_copy_local_addr_list+0x499/0x690 [ 221.034242] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 221.040006] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 221.044906] ? sctp_sendmsg+0x1888/0x1d70 [ 221.049092] ? inet_sendmsg+0x19f/0x690 [ 221.053103] ? sock_sendmsg+0xd5/0x120 [ 221.057032] ? ___sys_sendmsg+0x805/0x940 [ 221.061238] ? __sys_sendmsg+0x115/0x270 [ 221.065768] ? __x64_sys_sendmsg+0x78/0xb0 [ 221.070043] ? do_syscall_64+0x1b1/0x800 [ 221.074145] ? graph_lock+0x170/0x170 [ 221.077976] ? print_usage_bug+0xc0/0xc0 [ 221.082069] ? graph_lock+0x170/0x170 [ 221.085903] ? find_held_lock+0x36/0x1c0 [ 221.090010] ? lock_downgrade+0x8e0/0x8e0 [ 221.094186] __should_failslab+0x124/0x180 [ 221.098447] should_failslab+0x9/0x14 [ 221.102300] kmem_cache_alloc_trace+0x4b/0x780 [ 221.107003] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 221.111538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 221.117103] sctp_add_bind_addr+0xf9/0x4a0 [ 221.121456] ? sctp_bind_addr_free+0x20/0x20 [ 221.125888] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 221.131110] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 221.136383] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 221.141463] sctp_copy_local_addr_list+0x499/0x690 [ 221.146463] ? sctp_defaults_init+0xe50/0xe50 [ 221.151084] ? get_random_bytes+0x34/0x40 [ 221.155375] ? sctp_association_new+0x19d8/0x2170 [ 221.160277] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 221.165530] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 221.171126] sctp_copy_one_addr+0x5d/0x170 [ 221.175405] ? sctp_copy_one_addr+0x5d/0x170 [ 221.179858] sctp_bind_addr_copy+0x16b/0x45b [ 221.184332] ? sctp_copy_one_addr+0x170/0x170 [ 221.188885] ? sctp_autobind+0x16d/0x1f0 [ 221.192977] ? zap_class+0x720/0x720 [ 221.196740] ? sctp_do_bind+0x5f0/0x5f0 [ 221.200750] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 221.206341] ? security_sctp_bind_connect+0x99/0xc0 [ 221.211514] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 221.216232] ? sctp_sendmsg+0x125e/0x1d70 [ 221.220424] ? sctp_autobind+0x1f0/0x1f0 [ 221.224516] ? __local_bh_enable_ip+0x161/0x230 [ 221.229224] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 221.234359] ? lock_sock_nested+0x9f/0x120 [ 221.238623] ? trace_hardirqs_on+0xd/0x10 [ 221.242799] ? __local_bh_enable_ip+0x161/0x230 [ 221.247499] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 221.253072] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 221.258483] sctp_sendmsg+0x1888/0x1d70 [ 221.262484] ? do_raw_spin_unlock+0x9e/0x2e0 [ 221.266925] ? sctp_id2assoc+0x3e0/0x3e0 [ 221.271024] ? _raw_spin_unlock_bh+0x30/0x40 [ 221.275473] ? __release_sock+0x3a0/0x3a0 [ 221.279659] inet_sendmsg+0x19f/0x690 [ 221.283487] ? copy_msghdr_from_user+0x3a0/0x560 [ 221.288264] ? ipip_gro_receive+0x100/0x100 [ 221.292603] ? move_addr_to_kernel.part.18+0x100/0x100 [ 221.297912] ? security_socket_sendmsg+0x94/0xc0 [ 221.302700] ? ipip_gro_receive+0x100/0x100 [ 221.307060] sock_sendmsg+0xd5/0x120 [ 221.310805] ___sys_sendmsg+0x805/0x940 [ 221.314809] ? copy_msghdr_from_user+0x560/0x560 [ 221.319696] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 221.325350] ? proc_fail_nth_write+0x96/0x1f0 [ 221.329870] ? __fget_light+0x2ef/0x430 [ 221.333859] ? fget_raw+0x20/0x20 [ 221.337327] ? find_held_lock+0x36/0x1c0 [ 221.341412] ? kasan_check_write+0x14/0x20 [ 221.345681] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 221.351248] ? sockfd_lookup_light+0xc5/0x160 [ 221.355773] __sys_sendmsg+0x115/0x270 [ 221.359671] ? __ia32_sys_shutdown+0x80/0x80 [ 221.364097] ? __sb_end_write+0xac/0xe0 [ 221.368196] ? fput+0x130/0x1a0 [ 221.371495] ? ksys_write+0x1a6/0x250 [ 221.375339] __x64_sys_sendmsg+0x78/0xb0 [ 221.379423] do_syscall_64+0x1b1/0x800 [ 221.383342] ? finish_task_switch+0x1ca/0x840 [ 221.387863] ? syscall_return_slowpath+0x5c0/0x5c0 [ 221.392817] ? syscall_return_slowpath+0x30f/0x5c0 [ 221.397742] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 221.403116] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 221.407966] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 221.413150] RIP: 0033:0x455a09 2018/05/28 16:33:51 executing program 3: mkdir(&(0x7f0000000440)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='proc\x00', 0x0, 0x0) mount(&(0x7f0000000300)='./file0/bus\x00', &(0x7f0000000340)='./file0\x00', &(0x7f0000000380)='cpuset\x00', 0x9400, &(0x7f00000003c0)) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x6, 0x4, 0x7ffe, 0xb4}, 0x2c) mkdir(&(0x7f00000001c0)='./file0/bus\x00', 0x0) 2018/05/28 16:33:51 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xfc00000000000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:51 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xf5ffffff00000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 221.416337] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 221.424071] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 221.431344] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 221.438615] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 221.445893] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 221.453416] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000012 2018/05/28 16:33:51 executing program 3: mkdir(&(0x7f0000000440)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='proc\x00', 0x0, 0x0) mount(&(0x7f0000000300)='./file0/bus\x00', &(0x7f0000000340)='./file0\x00', &(0x7f0000000380)='cpuset\x00', 0x9400, &(0x7f00000003c0)) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x6, 0x4, 0x7ffe, 0xb4}, 0x2c) mkdir(&(0x7f00000001c0)='./file0/bus\x00', 0x0) 2018/05/28 16:33:51 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x10000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:51 executing program 7: r0 = socket$kcm(0x10, 0x3, 0x0) sendmsg$kcm(r0, &(0x7f0000002c80)={0x0, 0x0, &(0x7f00000015c0)=[{&(0x7f0000000480)="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", 0xcfa}], 0x1, &(0x7f0000000000)}, 0x0) recvmsg(r0, &(0x7f0000002bc0)={&(0x7f0000002980)=@can={0x0, 0x0}, 0x80, &(0x7f0000002ac0)=[{&(0x7f0000002a00)=""/133, 0x85}], 0x1, &(0x7f0000002b00)=""/153, 0x99, 0xc02f}, 0x3) sendmsg$kcm(r0, &(0x7f0000007340)={&(0x7f0000002c00)=@ll={0x11, 0x1f, r1, 0x1, 0xffffffff, 0x6, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x80, &(0x7f00000072c0)=[{&(0x7f0000006cc0)="00eeaba1d696e626a0cd346d94a40f7e2da656290ebb33d947bf7af660ed5c86fc1776a40e499ac88f74da94e069c825a64600624f6c2757c8ce490baafa055d165b9c7966706878742c921cb807dd013586a6ad1d3afdc193834f4a08dbc396f3958553bb9f53c9e2cfb80f2a0f7a14ffc28a5163921c88f59a0ea00fe6e876671750f3215481d2d0c39f3e7b1d81558b6bd426e6c7c0ad9809829cdc22f11664482398469f0cd9f2563361b83ca80d5f53c89020", 0xb5}, {&(0x7f0000006d80)="859d9df52bf21c622f1a95f45a4bf3f751892154e483d60e1f2afafd02962a52a1ecd8dfa57a3b63dc9d70f24770ef2e80ea96360403b1c00bdc30383cc75700c0b25c305075433a244f1a8997d6e37118b7ac82d8ce8dca002488a7cd6c30e75886d619346e3b7b5a7f8845bdf646a44dae1ec7286cd31e1ff4509145d76bb38b74932bb1c562bb3b5b1f8f7eea5987f8c2aa986c0a75ab9ddb6e1ad84422c641a056ca05530f2b6617f4fee3ff3e77e09d148fa12be8b5929605667b0a4f67ba579cd43740dfc1d93ef0350fdc418064076aaf731c2286cf0d802957fb775060dd26ebaa41aab0c865", 0xea}, {&(0x7f0000006e80)="4448c3f528ac3ab87b9dd240ac0ff667a8a6e671e6b132c5f686a84444c13c32ed835ccc38da60a897f83ca164c57b0d3247ed75c57eadd3ba865a1688b856b2bfc464699ab58695cdf93093484b8c3490d797aae4160815f57993a6549d06db43ef82c88a679bffe03be524a2b23b5c654ac172d236b721d2622c33581f5aa4e503ea9674b0cafd5b98795d7c61629bf019a8892871c33542b32690a8a57950c3de61f9f1b1f2e5016da6961667ba8a7fb1562702f48648d0f6212aab8c870ff06f2a49660fd5c45eaa638e590d6d1e0c9f3317bf9f180a", 0xd8}, {&(0x7f0000006f80)="886fb2a90ca974c4a518f72f3131b5a1080568203e52847c049949325175596d22809d2ba9fa8fc764f0c48c7042a3b21eabe64e0cccf67f468488abfb85c1566168344295492247fab054b66942f00500bd44074b8d96809fe4c1d3e900b87ee0b3087b166e2e86c9c046891eec4fd808b0a1f38c7d9987841202a4372372f0eb46f8916e247a30e3709d3a496ace", 0x8f}, {&(0x7f0000007040)="a105a76696fb63da0866285cc6f1fd9d153f37a696a7594112fcf48a9ca5a8714c5d", 0x22}, {&(0x7f0000007080)="5d3a0f568b834d90707797fc55faec54aa0be0482873bea7c738f37432", 0x1d}, {&(0x7f00000070c0)="ddb6181bde22ac4ee2425a44a8cbe531f1526063236edfaf775e175ec0224e3333547c215682cf3d280a339926bd0de1522b15534480c6de674077c3ada764023b5280e078308c8a5ae2f6175c446187b0bc3dde04fd5cf4cabd80cf18c05b0c45823fb28da6901a577696b3de85c2da4cf0cc35f626229d3b9db0aa0cf3ff39a8105471afb407f18aa182cfc6dafb343c5b69d80103ec2c825c1dda05afc089a46d6aa5d6299d6c74c92df989d015c0ccd1c55c7cadbe3d5db3c144319755eef816ca60a1c921d00040f07776666241d9541a582f13e3c6", 0xd8}, {&(0x7f00000071c0)="bf2e9e01daba44d9de95ce0791aac8452200bff904b405dc219f79f0410ae35e69a72a44a08720e481a38a2c3f7cd49c41cc99c8cf73b321a69ae46989484dc37d40694a7d218e579c21d6f6a497d149c143911941a9d8195866b8cb339a3a84a3acf7a21e707d4344bddc6cf18a13a9f49d54554dde52ff30e2da69e27f705b509cae73ab1b112f6e930607f1e23d9bb4a1f9c34ce21b36f169fbf4b566dfb520f941389330f9598fff4cb5c53aa72b2c381abe9d0be31dd5f989a6e4382240428bd52efa3a86c1d86e714a363da2dcc9405ba2db6a833435cf959bb60eaf177b4ca46f1f228cc3500ce10559bac21f0a22ad66", 0xf4}], 0x8, 0x0, 0x0, 0x4000004}, 0x20000000) recvmsg$kcm(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)}, 0x2) 2018/05/28 16:33:51 executing program 2: r0 = socket$kcm(0xa, 0x200000003, 0x11) socket$kcm(0x29, 0x5, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x8901, &(0x7f00000013c0)={r0}) 2018/05/28 16:33:51 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x2, 0x5, 0x2) socketpair(0x0, 0x5, 0x4, &(0x7f0000000080)) close(r0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000040)={r0}) 2018/05/28 16:33:51 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x80ffffff, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:51 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x6, 0x1, 0x100, 0x4, 0x1, 0x1, 0x7}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0xe, 0x4df, 0x5, 0x18000000, 0x1}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000140)={r0, &(0x7f0000000080)="c7dfafce39ae929d5cc2f7dcc03cb8e1da81a6a8109e6876aa667c0425aa2f25d8861cdd6c2d1537b3d142c742a13d711fde8ad6c4180e0488ba375fc32c8d43f501165782d6d5f0e09531e04d3c55f3af65ebffa2fb88b5a8f089653a1dbb300a96d4d96507ebfd5f107d1f29df89a264ad2ab042a200f234d638efc0f4922b666e9b08e5de"}, 0x10) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000400)={0xe, 0x4, 0x4, 0x8}, 0x2c) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000001c0)={r1, &(0x7f0000000000)="82", &(0x7f0000000040)}, 0x18) 2018/05/28 16:33:51 executing program 6 (fault-call:1 fault-nth:19): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:51 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x20000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 221.739477] FAULT_INJECTION: forcing a failure. [ 221.739477] name failslab, interval 1, probability 0, space 0, times 0 [ 221.751226] CPU: 0 PID: 18552 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 221.758525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 221.767900] Call Trace: [ 221.770529] dump_stack+0x1b9/0x294 [ 221.774196] ? dump_stack_print_info.cold.2+0x52/0x52 [ 221.779424] ? __save_stack_trace+0x7e/0xd0 [ 221.783784] should_fail.cold.4+0xa/0x1a [ 221.787902] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 221.793039] ? zap_class+0x720/0x720 [ 221.796795] ? sctp_copy_local_addr_list+0x499/0x690 [ 221.801929] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 221.807667] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 221.812525] ? sctp_sendmsg+0x1888/0x1d70 [ 221.818599] ? inet_sendmsg+0x19f/0x690 [ 221.822574] ? sock_sendmsg+0xd5/0x120 [ 221.827404] ? ___sys_sendmsg+0x805/0x940 [ 221.831540] ? __sys_sendmsg+0x115/0x270 [ 221.835589] ? __x64_sys_sendmsg+0x78/0xb0 [ 221.839838] ? do_syscall_64+0x1b1/0x800 [ 221.843890] ? graph_lock+0x170/0x170 [ 221.848802] ? print_usage_bug+0xc0/0xc0 [ 221.852860] ? graph_lock+0x170/0x170 [ 221.856663] ? find_held_lock+0x36/0x1c0 [ 221.860721] ? lock_downgrade+0x8e0/0x8e0 [ 221.864865] __should_failslab+0x124/0x180 [ 221.869092] should_failslab+0x9/0x14 [ 221.872883] kmem_cache_alloc_trace+0x4b/0x780 [ 221.877454] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 221.881943] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 221.887562] sctp_add_bind_addr+0xf9/0x4a0 [ 221.891951] ? sctp_bind_addr_free+0x20/0x20 [ 221.896354] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 221.901720] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 221.906926] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 221.911942] sctp_copy_local_addr_list+0x499/0x690 [ 221.916870] ? sctp_defaults_init+0xe50/0xe50 [ 221.921358] ? get_random_bytes+0x34/0x40 [ 221.925497] ? sctp_association_new+0x19d8/0x2170 [ 221.930346] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 221.935533] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 221.941157] sctp_copy_one_addr+0x5d/0x170 [ 221.945385] ? sctp_copy_one_addr+0x5d/0x170 [ 221.949793] sctp_bind_addr_copy+0x16b/0x45b [ 221.954200] ? sctp_copy_one_addr+0x170/0x170 [ 221.958685] ? sctp_autobind+0x16d/0x1f0 [ 221.962732] ? zap_class+0x720/0x720 [ 221.966442] ? sctp_do_bind+0x5f0/0x5f0 [ 221.970412] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 221.975941] ? security_sctp_bind_connect+0x99/0xc0 [ 221.980951] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 221.985608] ? sctp_sendmsg+0x125e/0x1d70 [ 221.989760] ? sctp_autobind+0x1f0/0x1f0 [ 221.993817] ? __local_bh_enable_ip+0x161/0x230 [ 221.998483] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 222.003768] ? lock_sock_nested+0x9f/0x120 [ 222.008005] ? trace_hardirqs_on+0xd/0x10 [ 222.012149] ? __local_bh_enable_ip+0x161/0x230 [ 222.016816] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 222.022349] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 222.027530] sctp_sendmsg+0x1888/0x1d70 [ 222.031498] ? do_raw_spin_unlock+0x9e/0x2e0 [ 222.035921] ? sctp_id2assoc+0x3e0/0x3e0 [ 222.039985] ? _raw_spin_unlock_bh+0x30/0x40 [ 222.044394] ? __release_sock+0x3a0/0x3a0 [ 222.048556] inet_sendmsg+0x19f/0x690 [ 222.052353] ? copy_msghdr_from_user+0x3a0/0x560 [ 222.057103] ? ipip_gro_receive+0x100/0x100 [ 222.061418] ? move_addr_to_kernel.part.18+0x100/0x100 [ 222.066694] ? security_socket_sendmsg+0x94/0xc0 [ 222.071443] ? ipip_gro_receive+0x100/0x100 [ 222.075760] sock_sendmsg+0xd5/0x120 [ 222.079493] ___sys_sendmsg+0x805/0x940 [ 222.083465] ? copy_msghdr_from_user+0x560/0x560 [ 222.088227] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 222.093788] ? proc_fail_nth_write+0x96/0x1f0 [ 222.098279] ? __fget_light+0x2ef/0x430 [ 222.102270] ? fget_raw+0x20/0x20 [ 222.105712] ? find_held_lock+0x36/0x1c0 [ 222.109791] ? kasan_check_write+0x14/0x20 [ 222.114046] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 222.119577] ? sockfd_lookup_light+0xc5/0x160 [ 222.124066] __sys_sendmsg+0x115/0x270 [ 222.127952] ? __ia32_sys_shutdown+0x80/0x80 [ 222.132371] ? __sb_end_write+0xac/0xe0 [ 222.136339] ? fput+0x130/0x1a0 [ 222.139623] ? ksys_write+0x1a6/0x250 [ 222.143430] __x64_sys_sendmsg+0x78/0xb0 [ 222.147489] do_syscall_64+0x1b1/0x800 [ 222.151378] ? syscall_return_slowpath+0x5c0/0x5c0 [ 222.156740] ? syscall_return_slowpath+0x30f/0x5c0 [ 222.161689] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 222.167056] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 222.171908] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 222.177185] RIP: 0033:0x455a09 [ 222.180364] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e 2018/05/28 16:33:52 executing program 7: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x10, 0x20000000000001f2, &(0x7f0000001fd8)=ANY=[@ANYBLOB="850000003e000000b5000000000000009500000000000000"], &(0x7f0000003ff6)='GPL\x00', 0x1, 0xc3, &(0x7f000000cf3d)=""/195}, 0x48) socketpair$inet6(0xa, 0x0, 0x637, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r1, &(0x7f0000001300)={&(0x7f0000000100)=@un=@abs, 0x80, &(0x7f00000012c0)=[{&(0x7f0000000180)=""/4096, 0x1000}, {&(0x7f0000001180)=""/27, 0x1b}, {&(0x7f00000011c0)=""/1, 0x1}, {&(0x7f0000001200)=""/143, 0x8f}], 0x4, 0x0, 0x0, 0x10001}, 0x40000000) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={r0, 0x0, 0x2b, 0xe, &(0x7f0000000000)="b061ed90319e63a6b17b95792d554f54ee23d60fab9b146513286789e6a3ce636d9f6f3609ae8481a34a91", &(0x7f0000000040)=""/14, 0x1}, 0x28) 2018/05/28 16:33:52 executing program 3: perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffff9c, 0x0) mkdir(&(0x7f0000000080)='./file0\x00', 0x2) r0 = socket$kcm(0xa, 0x2, 0x0) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000040)={0x0, 0xffffffffffffffff, 0x5e303289b8d2a456, 0x1}, 0xc) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x890b, &(0x7f0000000000)={0xffffffffffffffff}) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000280)={0xf, 0xd, &(0x7f00000000c0)=@framed={{0x18, 0x0, 0x0, 0x0, 0x200, 0x0, 0x0, 0x0, 0x1}, [@map={0x18, 0x7, 0x1}, @initr0={0x18, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x9}, @map={0x18, 0x7, 0x1, 0x0, r0}, @exit={0x95}, @alu={0x4, 0x9, 0x1, 0xf, 0x2, 0x0, 0xfffffffffffffff0}], {0x95}}, &(0x7f0000000140)='syzkaller\x00', 0x7f, 0xf6, &(0x7f0000000180)=""/246, 0x41000, 0x1}, 0x48) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000300)=r2, 0x4) 2018/05/28 16:33:52 executing program 2: mkdir(&(0x7f0000000040)='./file0\x00', 0x0) perf_event_open(&(0x7f000000a000)={0x2, 0x70, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000a7dfff)}, 0x1000a00000400, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f000000a000)) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x56b4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)) r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000080)={0x0, 0x7, 0x8}, 0xc) bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0x5, 0x1, 0x9, 0xfffffffffffffa54, 0x2, r0, 0x8}, 0x2c) 2018/05/28 16:33:52 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x2, 0x3, 0x2) r1 = getpid() perf_event_open(&(0x7f0000000040)={0x5, 0x70, 0x6, 0x9, 0x8000, 0x0, 0x0, 0x2, 0x6000, 0xc, 0x7, 0x3f, 0x400, 0x4, 0x56ee, 0x6, 0x9, 0x9f42, 0x100000000, 0x6, 0x7fffffff, 0x3, 0xad5, 0x9, 0x3, 0x8, 0x0, 0xe58, 0xffffffff80000001, 0x1, 0x4, 0x200, 0xfa8, 0x9, 0x4a, 0x8, 0x401, 0x2, 0x0, 0x8000, 0x2, @perf_config_ext={0xea5, 0x6}, 0x82, 0xfffffffffffffff7, 0x400, 0x7, 0x3, 0x200, 0x9}, r1, 0x3, r0, 0x8) recvmsg(r0, &(0x7f00000002c0)={&(0x7f00000000c0)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @dev}}}, 0x80, &(0x7f00000001c0)=[{&(0x7f0000000140)=""/76, 0x4c}], 0x1, &(0x7f0000000200)=""/165, 0xa5, 0x3}, 0x102) getpid() close(r0) [ 222.188069] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 222.195351] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 222.202612] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 222.209887] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 222.217152] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000013 2018/05/28 16:33:52 executing program 4: r0 = socket$kcm(0x2, 0x7, 0x0) sendmsg$kcm(r0, &(0x7f0000000140)={&(0x7f0000000000)=@in={0x2, 0x0, @multicast1=0xe0000001}, 0xf, &(0x7f00000005c0), 0x0, &(0x7f0000000640)}, 0x0) sendmsg$kcm(r0, &(0x7f0000001480)={&(0x7f0000000080)=@ipx={0x4, 0x8, 0x9, "de29a4657e77", 0x4}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)="8eecfd9f0be757c4e909be12470fc90a4095498277e471ebeca25fea0c66c10b3671142cb2d85c38a4c06b94f067e98710538b2e466d2ff8941ec1b1f61f6e3f36ddbaac68a9b711f67410d46e7157a83ff9ed09239af961130297b439cb4f645eef7df50e31d5be0f223c1b80f2174a6ef3def17692bf10aebb76562b1e993807ddb08edf850fe3cc064c2f0a0d2d6a299583ee75cf1f579a98f21f952de17e87a3bae9b0bbab7d1b1f404153975a77c8b0b6d43765f470", 0xfffffffffffffdf4}, {&(0x7f0000000240)="0cf1e6683fe7a6a55859b26a20dc06cb0b5b9a267561b4e77b9cbbf9af153d628940d6b2ffe8efc06f5a0ce854a4c0c09c4822044f359cd02fa71126d03da3ae49637ba6e2f88ebcfe21c97e6b7adaf3671a10c042f47fd11269d943c723c7d701cd3c117fa0c7013ad2f70ca43dfa73eed26a967220d1d87faed3ba39f8d6e4636be0173f31317f20448686b52feafd3bc830bc064ae3c07f4f1ed769fd9eaa0315946165dc82a2cf526617de920193cccc778958c128aca45756e80ff4969b67378edb812c5353996f08dca6f18356dcd8df95b717f5ccf32c458da0eeea", 0xdf}, {&(0x7f0000000100)="ae003edd9003591c4acd259e58052c354ee28d09a1bb4085956a5664bb1c84", 0x1f}], 0x3, 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0x10d0, 0x4000000}, 0x800) sendmsg$kcm(r0, &(0x7f0000000500)={&(0x7f0000000380)=@nfc_llcp={0x27, 0x1, 0x1, 0x5, 0x6, 0xee29, "3b6ff384b61582e43826cab88c80c3f9a11410a27c9b22d2e9ddf6e1ebff76a9452b89712daac94b4a8d4c4f346a7895395bcfadf6386c86daeba6577a2704", 0x1a}, 0x80, &(0x7f00000004c0)=[{&(0x7f0000000400)="b6a06b4ec25c20060a33f6f718ee8e0d5f7bb6260f04", 0x16}, {&(0x7f0000000440)="d71cbc3275f16d9d39c767b8fe54249486dbd7c2f1252981ae4b1364fa668bebd6cd3c83599652f180a61355dc795f5a4e5edb209fdb7296e2872776d17b376cc494728d67ed0313e02091bae30e31a163d8d8a412aeeb0bb88ac88400753a017548ff1f963d94213615b13c3a", 0x6d}], 0x2, &(0x7f0000002680)=[{0x1010, 0x110, 0xfffffffffffffe00, "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{0x10, 0x101, 0x101}, {0xd8, 0x1, 0x0, "a91c341fd98fd704096e73ecff4bd40b23a91ce457267b0153f07a3cd52ab46c3c31645fbd1f6d86c92d794f997ac35d9c5c0160ed9e2b097597c551f5328b4a2b4bc495bba5f98ccc8929a6d5c398ea92aed573808c537255b1a1bf9c32cf89c84504e4e46790945e431dd77f16822f7cbc8c72217d6195d04502570b5c69e40021aea4abc88772e31d2d319c1b4e0e40e7390eaca0540c6f0e33facc35db157447641e20c654607206fac8010f60ba8f8dc1386ec9013bff148c42305abf8e9fe98d0dc390"}], 0x10f8, 0x10}, 0x40091) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f00000014c0)=0x2, 0x4) 2018/05/28 16:33:52 executing program 6 (fault-call:1 fault-nth:20): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:52 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x4, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:52 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x3f000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:52 executing program 7: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000180)='/\x00', &(0x7f0000000300)='jffs2\x00', 0x21000b0, &(0x7f0000000340)) mount(&(0x7f0000000100)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000040)) [ 222.579624] FAULT_INJECTION: forcing a failure. [ 222.579624] name failslab, interval 1, probability 0, space 0, times 0 [ 222.591210] CPU: 0 PID: 18590 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 222.598535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 222.607905] Call Trace: [ 222.610501] dump_stack+0x1b9/0x294 [ 222.614121] ? dump_stack_print_info.cold.2+0x52/0x52 [ 222.619305] ? __save_stack_trace+0x7e/0xd0 [ 222.623625] should_fail.cold.4+0xa/0x1a [ 222.627679] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 222.632779] ? zap_class+0x720/0x720 [ 222.636491] ? sctp_copy_local_addr_list+0x499/0x690 [ 222.641600] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 222.647306] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 222.652137] ? sctp_sendmsg+0x1888/0x1d70 [ 222.656277] ? inet_sendmsg+0x19f/0x690 [ 222.660249] ? sock_sendmsg+0xd5/0x120 [ 222.664128] ? ___sys_sendmsg+0x805/0x940 [ 222.668271] ? __sys_sendmsg+0x115/0x270 [ 222.672322] ? __x64_sys_sendmsg+0x78/0xb0 [ 222.676550] ? do_syscall_64+0x1b1/0x800 [ 222.680610] ? graph_lock+0x170/0x170 [ 222.684414] ? print_usage_bug+0xc0/0xc0 [ 222.688611] ? graph_lock+0x170/0x170 [ 222.692412] ? find_held_lock+0x36/0x1c0 [ 222.696472] ? lock_downgrade+0x8e0/0x8e0 [ 222.700615] __should_failslab+0x124/0x180 [ 222.704846] should_failslab+0x9/0x14 [ 222.708645] kmem_cache_alloc_trace+0x4b/0x780 [ 222.713240] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 222.717741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.723292] sctp_add_bind_addr+0xf9/0x4a0 [ 222.727524] ? sctp_bind_addr_free+0x20/0x20 [ 222.731933] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 222.737137] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 222.742324] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 222.747360] sctp_copy_local_addr_list+0x499/0x690 [ 222.752293] ? sctp_defaults_init+0xe50/0xe50 [ 222.756814] ? get_random_bytes+0x34/0x40 [ 222.760975] ? sctp_association_new+0x19d8/0x2170 [ 222.765855] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 222.771044] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 222.776575] sctp_copy_one_addr+0x5d/0x170 [ 222.780801] ? sctp_copy_one_addr+0x5d/0x170 [ 222.785206] sctp_bind_addr_copy+0x16b/0x45b [ 222.789608] ? sctp_copy_one_addr+0x170/0x170 [ 222.794108] ? sctp_autobind+0x16d/0x1f0 [ 222.798158] ? zap_class+0x720/0x720 [ 222.801870] ? sctp_do_bind+0x5f0/0x5f0 [ 222.805840] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 222.811384] ? security_sctp_bind_connect+0x99/0xc0 [ 222.816396] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 222.821060] ? sctp_sendmsg+0x125e/0x1d70 [ 222.825202] ? sctp_autobind+0x1f0/0x1f0 [ 222.829258] ? __local_bh_enable_ip+0x161/0x230 [ 222.833918] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 222.838929] ? lock_sock_nested+0x9f/0x120 [ 222.843157] ? trace_hardirqs_on+0xd/0x10 [ 222.847297] ? __local_bh_enable_ip+0x161/0x230 [ 222.851963] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 222.857497] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 222.862680] sctp_sendmsg+0x1888/0x1d70 [ 222.866654] ? do_raw_spin_unlock+0x9e/0x2e0 [ 222.871060] ? sctp_id2assoc+0x3e0/0x3e0 [ 222.875116] ? _raw_spin_unlock_bh+0x30/0x40 [ 222.879516] ? __release_sock+0x3a0/0x3a0 [ 222.883761] inet_sendmsg+0x19f/0x690 [ 222.887551] ? copy_msghdr_from_user+0x3a0/0x560 [ 222.892302] ? ipip_gro_receive+0x100/0x100 [ 222.896613] ? move_addr_to_kernel.part.18+0x100/0x100 [ 222.901882] ? security_socket_sendmsg+0x94/0xc0 [ 222.906644] ? ipip_gro_receive+0x100/0x100 [ 222.910966] sock_sendmsg+0xd5/0x120 [ 222.914692] ___sys_sendmsg+0x805/0x940 [ 222.918659] ? copy_msghdr_from_user+0x560/0x560 [ 222.923414] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 222.928939] ? proc_fail_nth_write+0x96/0x1f0 [ 222.933424] ? __fget_light+0x2ef/0x430 [ 222.937399] ? fget_raw+0x20/0x20 [ 222.940841] ? find_held_lock+0x36/0x1c0 [ 222.944897] ? kasan_check_write+0x14/0x20 [ 222.949142] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 222.954671] ? sockfd_lookup_light+0xc5/0x160 [ 222.959176] __sys_sendmsg+0x115/0x270 [ 222.963059] ? __ia32_sys_shutdown+0x80/0x80 [ 222.967461] ? __sb_end_write+0xac/0xe0 [ 222.971434] ? fput+0x130/0x1a0 [ 222.974703] ? ksys_write+0x1a6/0x250 [ 222.978515] __x64_sys_sendmsg+0x78/0xb0 [ 222.982568] do_syscall_64+0x1b1/0x800 [ 222.986448] ? finish_task_switch+0x1ca/0x840 [ 222.990937] ? syscall_return_slowpath+0x5c0/0x5c0 [ 222.995857] ? syscall_return_slowpath+0x30f/0x5c0 [ 223.000784] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 223.006145] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 223.010979] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 223.016159] RIP: 0033:0x455a09 [ 223.019336] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e 2018/05/28 16:33:53 executing program 2: r0 = socket$kcm(0x2, 0x5, 0x2) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000040)={r0}) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$kcm(r0, &(0x7f0000000380)={&(0x7f0000000080)=@nl=@unspec={0x0, 0x0, 0x1befff7f}, 0x80, &(0x7f0000000180), 0x0, &(0x7f00000001c0)}, 0x0) close(r0) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x541b, &(0x7f0000000500)) 2018/05/28 16:33:53 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x8, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:53 executing program 3: socketpair(0x9, 0x5, 0x366a, &(0x7f00000001c0)={0xffffffffffffffff}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) close(r1) socketpair(0x1, 0x3, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(r4, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000002c0), 0x0, &(0x7f00000015c0)}, 0x0) sendmsg$kcm(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)=ANY=[@ANYBLOB="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"], 0x18}, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x40082406, &(0x7f0000000040)='em0eth0lovboxnet1vmnet0\x00') close(r3) socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000200)='%\x00') close(r2) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000080)) socketpair(0x1, 0x1, 0x132a, &(0x7f0000000000)) 2018/05/28 16:33:53 executing program 6 (fault-call:1 fault-nth:21): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 223.027122] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 223.034378] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 223.041641] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 223.048900] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 223.056166] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000014 [ 223.319491] EXT4-fs (sda1): re-mounted. Opts: [ 223.369256] EXT4-fs (sda1): re-mounted. Opts: [ 223.378095] FAULT_INJECTION: forcing a failure. [ 223.378095] name failslab, interval 1, probability 0, space 0, times 0 [ 223.389706] CPU: 1 PID: 18613 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 223.396998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 223.406375] Call Trace: [ 223.409002] dump_stack+0x1b9/0x294 [ 223.412666] ? dump_stack_print_info.cold.2+0x52/0x52 [ 223.417898] ? __save_stack_trace+0x7e/0xd0 [ 223.422260] should_fail.cold.4+0xa/0x1a [ 223.426357] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 223.431496] ? zap_class+0x720/0x720 [ 223.435257] ? sctp_copy_local_addr_list+0x499/0x690 [ 223.440401] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 223.446149] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 223.451111] ? sctp_sendmsg+0x1888/0x1d70 [ 223.455303] ? inet_sendmsg+0x19f/0x690 [ 223.459314] ? sock_sendmsg+0xd5/0x120 [ 223.463231] ? ___sys_sendmsg+0x805/0x940 [ 223.467413] ? __sys_sendmsg+0x115/0x270 [ 223.471509] ? __x64_sys_sendmsg+0x78/0xb0 [ 223.475773] ? do_syscall_64+0x1b1/0x800 [ 223.479844] ? graph_lock+0x170/0x170 [ 223.483650] ? find_held_lock+0x36/0x1c0 [ 223.487711] ? print_usage_bug+0xc0/0xc0 [ 223.491768] ? graph_lock+0x170/0x170 [ 223.496457] ? find_held_lock+0x36/0x1c0 [ 223.500514] ? lock_downgrade+0x8e0/0x8e0 [ 223.504938] __should_failslab+0x124/0x180 [ 223.509178] should_failslab+0x9/0x14 [ 223.512966] kmem_cache_alloc_trace+0x4b/0x780 [ 223.517535] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 223.522028] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.527567] sctp_add_bind_addr+0xf9/0x4a0 [ 223.531804] ? sctp_bind_addr_free+0x20/0x20 [ 223.536219] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 223.541421] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 223.546623] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 223.551652] sctp_copy_local_addr_list+0x499/0x690 [ 223.556586] ? sctp_defaults_init+0xe50/0xe50 [ 223.561432] ? get_random_bytes+0x34/0x40 [ 223.565575] ? sctp_association_new+0x19d8/0x2170 [ 223.570587] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 223.575943] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.581473] sctp_copy_one_addr+0x5d/0x170 [ 223.585696] ? sctp_copy_one_addr+0x5d/0x170 [ 223.590095] sctp_bind_addr_copy+0x16b/0x45b [ 223.594494] ? sctp_copy_one_addr+0x170/0x170 [ 223.598979] ? sctp_autobind+0x16d/0x1f0 [ 223.603031] ? zap_class+0x720/0x720 [ 223.606733] ? sctp_do_bind+0x5f0/0x5f0 [ 223.610702] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 223.616229] ? security_sctp_bind_connect+0x99/0xc0 [ 223.621244] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 223.625898] ? sctp_sendmsg+0x125e/0x1d70 [ 223.630042] ? sctp_autobind+0x1f0/0x1f0 [ 223.634096] ? __local_bh_enable_ip+0x161/0x230 [ 223.638765] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 223.643860] ? lock_sock_nested+0x9f/0x120 [ 223.648081] ? trace_hardirqs_on+0xd/0x10 [ 223.652216] ? __local_bh_enable_ip+0x161/0x230 [ 223.656881] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 223.662418] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 223.667597] sctp_sendmsg+0x1888/0x1d70 [ 223.671563] ? do_raw_spin_unlock+0x9e/0x2e0 [ 223.675962] ? sctp_id2assoc+0x3e0/0x3e0 [ 223.680914] ? _raw_spin_unlock_bh+0x30/0x40 [ 223.685342] ? __release_sock+0x3a0/0x3a0 [ 223.689492] inet_sendmsg+0x19f/0x690 [ 223.694179] ? copy_msghdr_from_user+0x3a0/0x560 [ 223.698928] ? ipip_gro_receive+0x100/0x100 [ 223.703247] ? move_addr_to_kernel.part.18+0x100/0x100 [ 223.708540] ? security_socket_sendmsg+0x94/0xc0 [ 223.713281] ? ipip_gro_receive+0x100/0x100 [ 223.717594] sock_sendmsg+0xd5/0x120 [ 223.721291] ___sys_sendmsg+0x805/0x940 [ 223.725259] ? copy_msghdr_from_user+0x560/0x560 [ 223.730016] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 223.735550] ? proc_fail_nth_write+0x96/0x1f0 [ 223.740124] ? __fget_light+0x2ef/0x430 [ 223.744087] ? fget_raw+0x20/0x20 [ 223.747533] ? find_held_lock+0x36/0x1c0 [ 223.751592] ? kasan_check_write+0x14/0x20 [ 223.755837] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.761366] ? sockfd_lookup_light+0xc5/0x160 [ 223.765861] __sys_sendmsg+0x115/0x270 [ 223.769753] ? __ia32_sys_shutdown+0x80/0x80 [ 223.774169] ? __sb_end_write+0xac/0xe0 [ 223.778132] ? fput+0x130/0x1a0 [ 223.781398] ? ksys_write+0x1a6/0x250 [ 223.785196] __x64_sys_sendmsg+0x78/0xb0 [ 223.789263] do_syscall_64+0x1b1/0x800 [ 223.793146] ? finish_task_switch+0x1ca/0x840 [ 223.797631] ? syscall_return_slowpath+0x5c0/0x5c0 [ 223.802548] ? syscall_return_slowpath+0x30f/0x5c0 [ 223.807475] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 223.812837] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 223.817669] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 223.822845] RIP: 0033:0x455a09 [ 223.826029] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 223.833731] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 223.840989] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 223.848255] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 223.855611] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 223.862881] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000015 2018/05/28 16:33:54 executing program 4: r0 = socket$kcm(0xa, 0x2, 0x11) socket$kcm(0x29, 0x7, 0x0) setsockopt$sock_attach_bpf(r0, 0x29, 0x3c, &(0x7f0000000700), 0x4) sendmsg$kcm(r0, &(0x7f0000000240)={&(0x7f0000000000)=@nfc_llcp={0x27, 0x0, 0x2, 0x7, 0xff, 0x0, "bea8269533ad871383808a76aaa4286c351d9e249a896c7f4e0af828a501ec2b81f28abf8b73619523efbe4f5917c5884621db794f19600a1137fbddeb5058", 0x3b}, 0x80, &(0x7f0000000140)=[{&(0x7f0000000080)="49f48d113ba46dd470de04c95f74c7fe7b1b3a01ae498a2192b6e95fae26a9675d82c55dc27e9dfd95c5efe4f2bb54d1d20b117b11b36a80997d12fa22b9d3ef7d968961762005835bdb01ea472084e9258c28d3fff01b61fa995d9eedb7aec9c75e912af08d63c77b702f3a756973917810ca111a3bd6d969bbd2fd62b7e4e92e8c4706adc460", 0x87}], 0x1, &(0x7f0000000180)=ANY=[@ANYBLOB="880000000000000001000000bb000000897d0e81e72d5a361f0063d5a5c35bcdaa9c033a07a4a22806adf0146d7b8dad2cdc723ae958cbafaf83f16aeb68f63f1a19ce855142c9538617eb888af9ea97a37341414047407fe093fb4f5ee8000400000000000023ea308103aab8ecc9a8b1404ba4be387ab006ff351aac93a33c468b4c5078a750df"], 0x88, 0x800}, 0x10) 2018/05/28 16:33:54 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xa, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:54 executing program 7: socketpair(0x2, 0x1, 0x39, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000080)='nfs\x00') socketpair(0x4, 0x0, 0xe00000000, &(0x7f00000019c0)={0xffffffffffffffff}) socketpair$inet6(0xa, 0x807, 0x80000000, &(0x7f0000001a00)={0xffffffffffffffff}) r3 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000001a40), 0x4) ioctl$sock_kcm_SIOCKCMATTACH(r1, 0x89e0, &(0x7f0000001a80)={r2, r3}) socketpair$inet6(0xa, 0x6, 0x4, &(0x7f00000000c0)) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000000240)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x400000000001, &(0x7f00000001c0)) socketpair$inet6(0xa, 0xa, 0x1ff, &(0x7f0000000000)) 2018/05/28 16:33:54 executing program 1: socketpair(0x19, 0xa, 0xfffffffffffffffa, &(0x7f0000000040)={0xffffffffffffffff}) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x10000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x2}, 0x0, 0x0, r0, 0x0) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0xfdf1) r2 = socket$kcm(0x2, 0x3, 0x2) close(r2) 2018/05/28 16:33:54 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x7fffeede, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:54 executing program 6 (fault-call:1 fault-nth:22): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:54 executing program 3: r0 = socket$kcm(0xa, 0x2, 0x11) socket$kcm(0x29, 0x2, 0x0) setsockopt$sock_attach_bpf(r0, 0x29, 0x48, &(0x7f0000000000), 0x4a) 2018/05/28 16:33:54 executing program 2: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x22e, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = gettid() perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x5469, 0xffff, 0x3, 0x0, 0x10000, 0x2200, 0x5, 0x8, 0x8, 0x1, 0x7, 0x0, 0x2, 0x0, 0x401, 0x9, 0x3, 0xfffffffffffffff9, 0x80000000, 0x6, 0x1000, 0xd5, 0x5, 0x8, 0x8, 0x6, 0x9, 0x3, 0x8, 0x7fff, 0xffffffff, 0x6, 0x1ff, 0x782, 0x5, 0x0, 0x1, 0x5, @perf_config_ext={0xffffffff, 0x2}, 0x1200, 0x7, 0x4, 0x7, 0x3f, 0x81, 0x6b}, r1, 0x4, r0, 0x8) 2018/05/28 16:33:54 executing program 4: r0 = socket$kcm(0x2, 0x2, 0x0) sendmsg(r0, &(0x7f00000014c0)={&(0x7f0000000000)=@ax25={0x3, {"6106701ceaa217"}, 0x6}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000100)="bb2bb6a6ea4046d29bc4bafd916f13c342141097e775905834bf229f35cc31d641fe7cbfb30c0e3ccd595a2bffed1e56093267a83f6aaf908c9c0c4274fb65795249dfc1f244ae4724498d227262ce9238deb72c43289eafd8f3ca5e4dc552e4727b6442dbad6c89d8b2ed22b8eea632154ff2dee4d69579ecf3445428589e7a7d", 0x81}, {&(0x7f0000000080)="dd5b51afbe6e4d2655e5270e9268cf8b7693", 0x12}, {&(0x7f00000004c0)="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", 0x1000}, {&(0x7f00000001c0)="058b9a2bd22ddf8325ed1ca69e63112490a4a423e35bf30923abd0549b2e63b8e48e25f5129bf6703a66a4bb8e1539b399bebef36cb0242f3738be6cf8b43ab5391aca05d7df7fbaa78e3afabda8", 0x4e}, {&(0x7f0000000240)="b99eb697cbc88a518e51c165ad1f1e06cac19e686e3d3dfc8712e2ce09616f2fed8313b4b737f69d13cacfb7d087b9a4bd3fffe565943eb4cd518004cad63b17b249ab0b1059060202688566db7c5d9c4311573cffc96de1ed", 0x59}, {&(0x7f00000002c0)="82c6a2c85c81fe9c3ff8b6e96226d2d024d1a957569c94163645ce6fc2c8d712f29184be39e5bf372b06e22642089882e6d1599868456e1949ff0811e8c9fc8986ab6e404374dea4c933203f1b4a6315a6e83476afecdcc6a7c421517f07a4a5ff4534c9587608ba10b6d76eb87f105990064578b89d0e258f1f4e54a0c7785f7f65de193d62384c9c91a2d16a8b397dd007f08c94287278922e94efb0d3f7343ba735d997ce407ea9c1d5a691adcb0f0c", 0xb1}], 0x6, 0x0, 0x0, 0x40}, 0x8800) sendmsg$kcm(r0, &(0x7f00000000c0)={&(0x7f0000000400)=@in={0x2, 0x4e21, @local={0xac, 0x14, 0x14, 0xaa}}, 0x80, &(0x7f0000000200), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB="180000000000000000ebffff06ac7c5bca4c5ba1bf81dd5c"], 0x18}, 0x0) socketpair$inet6(0xa, 0x80000, 0x4, &(0x7f0000001500)) [ 224.114496] FAULT_INJECTION: forcing a failure. [ 224.114496] name failslab, interval 1, probability 0, space 0, times 0 [ 224.126266] CPU: 1 PID: 18650 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 224.133566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 224.142959] Call Trace: [ 224.145585] dump_stack+0x1b9/0x294 [ 224.149291] ? dump_stack_print_info.cold.2+0x52/0x52 [ 224.154643] ? __save_stack_trace+0x7e/0xd0 [ 224.159012] should_fail.cold.4+0xa/0x1a 2018/05/28 16:33:54 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xfffffff5, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 224.163142] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 224.168289] ? save_stack+0x43/0xd0 [ 224.171943] ? kasan_kmalloc+0xc4/0xe0 [ 224.175869] ? kmem_cache_alloc_trace+0x152/0x780 [ 224.180758] ? sctp_add_bind_addr+0xf9/0x4a0 [ 224.185201] ? sctp_copy_local_addr_list+0x499/0x690 [ 224.190365] ? sctp_copy_one_addr+0x5d/0x170 [ 224.194818] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 224.200561] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 224.205419] ? sctp_sendmsg+0x1888/0x1d70 [ 224.209614] ? inet_sendmsg+0x19f/0x690 [ 224.213626] ? sock_sendmsg+0xd5/0x120 [ 224.217548] ? ___sys_sendmsg+0x805/0x940 [ 224.221725] ? __sys_sendmsg+0x115/0x270 [ 224.225812] ? __x64_sys_sendmsg+0x78/0xb0 [ 224.230082] ? do_syscall_64+0x1b1/0x800 [ 224.234180] ? graph_lock+0x170/0x170 [ 224.238026] ? print_usage_bug+0xc0/0xc0 [ 224.242123] ? graph_lock+0x170/0x170 [ 224.245983] ? find_held_lock+0x36/0x1c0 [ 224.250171] ? lock_downgrade+0x8e0/0x8e0 [ 224.254355] __should_failslab+0x124/0x180 [ 224.258626] should_failslab+0x9/0x14 2018/05/28 16:33:54 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x400000000000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 224.262465] kmem_cache_alloc_trace+0x4b/0x780 [ 224.267072] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 224.271602] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.277179] sctp_add_bind_addr+0xf9/0x4a0 [ 224.281459] ? sctp_bind_addr_free+0x20/0x20 [ 224.285891] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 224.291285] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 224.296514] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 224.301589] sctp_copy_local_addr_list+0x499/0x690 [ 224.306563] ? sctp_defaults_init+0xe50/0xe50 [ 224.311094] ? get_random_bytes+0x34/0x40 [ 224.315360] ? sctp_association_new+0x19d8/0x2170 [ 224.320268] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 224.325491] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.331097] sctp_copy_one_addr+0x5d/0x170 [ 224.335364] ? sctp_copy_one_addr+0x5d/0x170 [ 224.339981] sctp_bind_addr_copy+0x16b/0x45b [ 224.344485] ? sctp_copy_one_addr+0x170/0x170 [ 224.349201] ? sctp_autobind+0x16d/0x1f0 [ 224.353401] ? sctp_do_bind+0x5f0/0x5f0 [ 224.357401] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 2018/05/28 16:33:54 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xf5ffffff, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 224.362961] ? security_sctp_bind_connect+0x99/0xc0 [ 224.368018] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 224.372717] ? sctp_sendmsg+0x125e/0x1d70 [ 224.376898] ? sctp_autobind+0x1f0/0x1f0 [ 224.381070] ? __local_bh_enable_ip+0x161/0x230 [ 224.385769] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 224.390809] ? lock_sock_nested+0x9f/0x120 [ 224.395067] ? trace_hardirqs_on+0xd/0x10 [ 224.399265] ? __local_bh_enable_ip+0x161/0x230 [ 224.403977] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 224.409550] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 224.414757] sctp_sendmsg+0x1888/0x1d70 [ 224.418744] ? do_raw_spin_unlock+0x9e/0x2e0 [ 224.423175] ? sctp_id2assoc+0x3e0/0x3e0 [ 224.427280] ? _raw_spin_unlock_bh+0x30/0x40 [ 224.431712] ? __release_sock+0x3a0/0x3a0 [ 224.435885] inet_sendmsg+0x19f/0x690 [ 224.439713] ? copy_msghdr_from_user+0x3a0/0x560 [ 224.444494] ? ipip_gro_receive+0x100/0x100 [ 224.448842] ? move_addr_to_kernel.part.18+0x100/0x100 [ 224.454147] ? security_socket_sendmsg+0x94/0xc0 [ 224.458931] ? ipip_gro_receive+0x100/0x100 2018/05/28 16:33:54 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xf, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 224.463281] sock_sendmsg+0xd5/0x120 [ 224.467020] ___sys_sendmsg+0x805/0x940 [ 224.471025] ? copy_msghdr_from_user+0x560/0x560 [ 224.475817] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 224.481381] ? proc_fail_nth_write+0x96/0x1f0 [ 224.485899] ? __fget_light+0x2ef/0x430 [ 224.489888] ? fget_raw+0x20/0x20 [ 224.493353] ? find_held_lock+0x36/0x1c0 [ 224.497442] ? kasan_check_write+0x14/0x20 [ 224.501724] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.507283] ? sockfd_lookup_light+0xc5/0x160 [ 224.511801] __sys_sendmsg+0x115/0x270 [ 224.515706] ? __ia32_sys_shutdown+0x80/0x80 [ 224.520137] ? __sb_end_write+0xac/0xe0 [ 224.524147] ? fput+0x130/0x1a0 [ 224.527465] ? ksys_write+0x1a6/0x250 [ 224.531316] __x64_sys_sendmsg+0x78/0xb0 [ 224.535413] do_syscall_64+0x1b1/0x800 [ 224.539336] ? finish_task_switch+0x1ca/0x840 [ 224.543861] ? syscall_return_slowpath+0x5c0/0x5c0 [ 224.548821] ? syscall_return_slowpath+0x30f/0x5c0 [ 224.553786] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 224.559211] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/05/28 16:33:54 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xffffff7f00000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 224.564180] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 224.569396] RIP: 0033:0x455a09 [ 224.572599] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 224.580333] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 224.587649] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 224.594935] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 224.602232] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 224.609515] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000016 2018/05/28 16:33:54 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x8864000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:55 executing program 2: socketpair(0x3, 0x3, 0x1, &(0x7f0000000300)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000400)={r0, 0x0, 0x5e, 0x2f, &(0x7f0000000340)="c406edc63e4765366514f0894954cebf5325bf15e935af5322551c725ae48d8a31420575b5ea25e8b0b6f8f1f08c086eb907f034b9ccbdc3896602db227ad35b76f4cd099e4c5d9864bf92b0d721c57797a3409de98ebaa40c4cbafa55ef", &(0x7f00000003c0)=""/47, 0x3f}, 0x28) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) close(r1) setsockopt$sock_attach_bpf(r2, 0x10f, 0x87, &(0x7f0000000180), 0x127) setsockopt$sock_attach_bpf(r2, 0x10f, 0x87, &(0x7f0000000100), 0x244) mkdir(&(0x7f0000000200)='./file0\x00', 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000002c0)={r2, 0x50, &(0x7f0000000240)}, 0x10) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000000)=r1, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000000c0)={r2, 0x50, &(0x7f0000000040)={0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000001c0)=r3, 0x4) 2018/05/28 16:33:55 executing program 6 (fault-call:1 fault-nth:23): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:55 executing program 3: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xf5ffffff, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:55 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0xa) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0xb, 0x5, 0x1, 0x100000000000, 0x18, 0xffffffffffffffff, 0x1}, 0x2c) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000000c0)={&(0x7f0000000040)='./file0\x00', r0}, 0x10) r1 = socket$kcm(0x2, 0x3, 0x2) close(r1) 2018/05/28 16:33:55 executing program 4: socketpair(0x11, 0x7, 0x8000000000, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x19, 0x6, &(0x7f0000000080)=@raw=[@ldst={0x3, 0x0, 0x6, 0xf, 0x6, 0x50, 0x8}, @ldst={0x1, 0x1, 0x0, 0x1, 0x1, 0xffffffff, 0xfffffffffffffff0}, @ldst={0x3, 0x1, 0x2, 0x7, 0x0, 0xfffffff0, 0xffffffffffffffff}], &(0x7f00000000c0)='GPL\x00', 0x5, 0x22, &(0x7f0000000100)=""/34, 0x40f00, 0x1, [], 0x0, 0x7}, 0x48) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1) r2 = getpid() r3 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x1000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7d7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r2, 0x0, 0xffffffffffffffff, 0x0) close(r3) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_PERIOD(r3, 0x8953, &(0x7f0000000000)=0x2) 2018/05/28 16:33:55 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xfec00000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:55 executing program 7: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(&(0x7f00000002c0)='./file0\x00', &(0x7f0000000280)='./file0\x00', &(0x7f0000000140)='proc\x00', 0x0, 0x0) mkdir(&(0x7f0000000100)='./file0/bus\x00', 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000000c0)={0xffffffffffffff9c, 0x50, &(0x7f0000000180)={0x0, 0x0}}, 0x10) r1 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000040)=r0, 0x4) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000080)={0x0, r1, 0x0, 0x3}, 0x14) 2018/05/28 16:33:55 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x89060000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 224.923670] FAULT_INJECTION: forcing a failure. [ 224.923670] name failslab, interval 1, probability 0, space 0, times 0 [ 224.935087] CPU: 1 PID: 18706 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 224.942385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 224.951758] Call Trace: [ 224.954385] dump_stack+0x1b9/0x294 [ 224.958069] ? dump_stack_print_info.cold.2+0x52/0x52 [ 224.963292] ? __save_stack_trace+0x7e/0xd0 [ 224.967652] should_fail.cold.4+0xa/0x1a 2018/05/28 16:33:55 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x2, 0x3, 0x2) recvmsg(r1, &(0x7f0000001540)={&(0x7f0000000040)=@can={0x0, 0x0}, 0x80, &(0x7f00000013c0)=[{&(0x7f00000000c0)=""/200, 0xc8}, {&(0x7f00000001c0)=""/20, 0x14}, {&(0x7f0000000200)=""/243, 0xf3}, {&(0x7f0000000300)=""/4096, 0x1000}, {&(0x7f0000001300)=""/185, 0xb9}], 0x5, &(0x7f0000001440)=""/216, 0xd8, 0x101}, 0x2000) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x0) sendmsg$kcm(r1, &(0x7f0000002b00)={&(0x7f0000001580)=@hci={0x1f, r2, 0x2}, 0x80, &(0x7f0000002640)=[{&(0x7f0000001600)="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", 0x1000}, {&(0x7f0000002600)="a58386a712ec4137bbf03b1764be2750e744e1d17f0a3c006bd5da78b590792a8aa719c91472fb3f4c2230f87c9b7d4c5195a12d4e7d5b", 0x37}], 0x2, &(0x7f0000002680)=[{0xe0, 0x1ff, 0x13b0, "97fd1bc8022048e13f4c3515611a9a4898aa7cdf56afce7e224417d5c9de2753127cf0e7ee9a4ff36aed6fa98f0f41cdcb9bd3373471d0d450efe039c587c28b3b19ebff785535900bf14b960102134c8c50fe5d141e3b2c9a3d4feb8cce94f3622bbba7f0f9376a738212f322415676d89bb5cb487c914ed586748190550080dae42200a57928661ee0a8f60f9f02ca71d8692d17290583dc886b84fc8cb3dd9133ca722bfcc16afcd68dbdd7e0594fedcf3c354e18552588fb2a5cbe24060df3563e987adbda197b4731c4b559"}, {0xc8, 0x129, 0x1, "aede6508dbcec70a759f5574707faec8384ba61e93ed3f2baaf595b0e69f6227b7e678e546d267473fb686f349c9c4300d7506a65da5b4885fe838c445860454c67797545b9dc5417310851d2a1c58d602d102d47ee1b3cf5e0f92a237e753c41180eddc8648224122282a1aaeff7ea6fa893a1656c22fd3654e68ac5f18f27806aacf516b33332d5b62e8f97f75faa5204f91af8e2d56e45f01c7322e3503e748ea65fe83b3f2e67193e91c563d3a32e1330d"}, {0x10, 0x88, 0x9}, {0x50, 0x0, 0x9, "35fb7e993d60282c839efaa03f68b59a7c5daad08a8fd7a543767a061ae2c77b27f57b0e3ebdf56510c7f7aa0248b1fb25f2b56d93b31c7d92e4f019a3"}, {0x30, 0x1, 0x1000, "8e6557f46a82680be55df9937a02eaea21df7445ec29abe7057fc8"}, {0xa0, 0x116, 0x101, "fb6ceee453887672762e602e82575d5d4b882e24bfc560530d9fbe3c94cef0023e6d24b2383db35da74d2399f3534f229776ac30302ad869bbdaadbeb0512a474a28cf9ad0af854a2d6fc8879cd5997ccf6024592dee2e5089f541583fae1b0be9ecb3cbdda93bb898c8fe973fbcf51970d6e13fd2d446f06281229ff157f179743f507e8db9a8c75aed2a"}, {0xd0, 0x110, 0x5, "da9bbd382a1997d9af5928d722a689c24b7cf7517f64581ddb4a8ccb36498edf8966777b890e0fb7f88cf93c241df2ff9131da863987b3e64d6b2b929db27b00d6d76d392d45e3b1c5980fb3f1ca18679ffe44a17e9c9f6aedc279660e1be87790c305a5ffab541eb50203c4090436f34e0451195a94d1bcb69f68acaf0279e13b9221f04e5047db75b41b13b6009cee0bf3ff0de7b6f872eb7234f9dd0d342e27d89228cd27fcebd13ffa6db584b5d8db25bf894f5b3cd47597ca108d"}, {0xa8, 0x109, 0xfffffffffffffff9, "11db40da7414adb81526f2960ff9951fb745706687b1f43fee2f58e3b420d59a10bfca985289b09de167e9284ad5e6b17144ceffbd6291a1b5e4c2765a6cd088b44d31505770722328036998420c0fe05a287a4255d9b71ead65f0d1f45efd3d2bdb3b5a63a0723e8b2da9a9be12f7ffe2f1f7c0d70fd871251af6dd77c2e6c88179a9a620732bbd96ac513ffb03f1449bb8a1f0"}], 0x450, 0x10}, 0x40084) close(r1) 2018/05/28 16:33:55 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x4100, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 224.971756] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 224.976902] ? save_stack+0x43/0xd0 [ 224.980554] ? kasan_kmalloc+0xc4/0xe0 [ 224.984473] ? kmem_cache_alloc_trace+0x152/0x780 [ 224.989351] ? sctp_add_bind_addr+0xf9/0x4a0 [ 224.993794] ? sctp_copy_local_addr_list+0x499/0x690 [ 224.998963] ? sctp_copy_one_addr+0x5d/0x170 [ 225.003404] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 225.009180] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 225.014242] ? sctp_sendmsg+0x1888/0x1d70 [ 225.018420] ? inet_sendmsg+0x19f/0x690 [ 225.022431] ? sock_sendmsg+0xd5/0x120 [ 225.026338] ? ___sys_sendmsg+0x805/0x940 [ 225.030538] ? __sys_sendmsg+0x115/0x270 [ 225.034631] ? __x64_sys_sendmsg+0x78/0xb0 [ 225.038902] ? do_syscall_64+0x1b1/0x800 [ 225.042995] ? graph_lock+0x170/0x170 [ 225.046831] ? print_usage_bug+0xc0/0xc0 [ 225.050930] ? graph_lock+0x170/0x170 [ 225.054766] ? find_held_lock+0x36/0x1c0 [ 225.058867] ? lock_downgrade+0x8e0/0x8e0 [ 225.063165] __should_failslab+0x124/0x180 [ 225.067443] should_failslab+0x9/0x14 [ 225.071271] kmem_cache_alloc_trace+0x4b/0x780 [ 225.075895] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 225.080431] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.086011] sctp_add_bind_addr+0xf9/0x4a0 [ 225.090299] ? sctp_bind_addr_free+0x20/0x20 [ 225.094740] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 225.099970] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 225.105241] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 225.110315] sctp_copy_local_addr_list+0x499/0x690 [ 225.115285] ? sctp_defaults_init+0xe50/0xe50 [ 225.119811] ? get_random_bytes+0x34/0x40 [ 225.123988] ? sctp_association_new+0x19d8/0x2170 [ 225.128872] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 225.134106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.139682] sctp_copy_one_addr+0x5d/0x170 [ 225.143950] ? sctp_copy_one_addr+0x5d/0x170 [ 225.148400] sctp_bind_addr_copy+0x16b/0x45b [ 225.152851] ? sctp_copy_one_addr+0x170/0x170 [ 225.157381] ? sctp_autobind+0x16d/0x1f0 [ 225.161479] ? sctp_do_bind+0x5f0/0x5f0 [ 225.165488] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 225.171075] ? security_sctp_bind_connect+0x99/0xc0 [ 225.176148] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 225.180859] ? sctp_sendmsg+0x125e/0x1d70 [ 225.185046] ? sctp_autobind+0x1f0/0x1f0 [ 225.189137] ? __local_bh_enable_ip+0x161/0x230 [ 225.193816] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 225.198844] ? lock_sock_nested+0x9f/0x120 [ 225.203084] ? trace_hardirqs_on+0xd/0x10 [ 225.207235] ? __local_bh_enable_ip+0x161/0x230 [ 225.211898] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 225.217429] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 225.222614] sctp_sendmsg+0x1888/0x1d70 [ 225.226580] ? do_raw_spin_unlock+0x9e/0x2e0 [ 225.230983] ? sctp_id2assoc+0x3e0/0x3e0 [ 225.235048] ? _raw_spin_unlock_bh+0x30/0x40 [ 225.239470] ? __release_sock+0x3a0/0x3a0 [ 225.243630] inet_sendmsg+0x19f/0x690 [ 225.247430] ? copy_msghdr_from_user+0x3a0/0x560 [ 225.252207] ? ipip_gro_receive+0x100/0x100 [ 225.256546] ? move_addr_to_kernel.part.18+0x100/0x100 [ 225.261833] ? security_socket_sendmsg+0x94/0xc0 [ 225.266599] ? ipip_gro_receive+0x100/0x100 [ 225.270920] sock_sendmsg+0xd5/0x120 [ 225.274631] ___sys_sendmsg+0x805/0x940 [ 225.278616] ? copy_msghdr_from_user+0x560/0x560 [ 225.283390] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 225.288928] ? proc_fail_nth_write+0x96/0x1f0 [ 225.293421] ? __fget_light+0x2ef/0x430 [ 225.297385] ? fget_raw+0x20/0x20 [ 225.300829] ? find_held_lock+0x36/0x1c0 [ 225.304892] ? kasan_check_write+0x14/0x20 [ 225.309146] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.314702] ? sockfd_lookup_light+0xc5/0x160 [ 225.319195] __sys_sendmsg+0x115/0x270 [ 225.323079] ? __ia32_sys_shutdown+0x80/0x80 [ 225.327480] ? __sb_end_write+0xac/0xe0 [ 225.331620] ? fput+0x130/0x1a0 [ 225.334888] ? ksys_write+0x1a6/0x250 [ 225.338702] __x64_sys_sendmsg+0x78/0xb0 [ 225.342846] do_syscall_64+0x1b1/0x800 [ 225.346782] ? finish_task_switch+0x1ca/0x840 [ 225.351275] ? syscall_return_slowpath+0x5c0/0x5c0 [ 225.356203] ? syscall_return_slowpath+0x30f/0x5c0 [ 225.361151] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 225.366528] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/05/28 16:33:55 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x3e8, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:55 executing program 3: r0 = socket$kcm(0xa, 0x2, 0x11) r1 = gettid() r2 = perf_event_open(&(0x7f0000000440)={0x3, 0x70, 0x4, 0x8001, 0x6, 0x40, 0x0, 0xfff, 0x440, 0xc, 0x2, 0x2, 0x7ff, 0xfffffffffffeffff, 0x80000000, 0x4, 0x6, 0x3, 0xa2b5, 0x1, 0x8, 0x7fffffff, 0x0, 0x7, 0x8, 0x10001, 0x6f6, 0x400, 0x2, 0x2, 0x1ff, 0x0, 0x0, 0x3f, 0x81, 0xae8c, 0xa4, 0xe1a, 0x0, 0x7fff, 0x2fff5d39666cd698, @perf_bp={&(0x7f0000000140), 0x2}, 0x40, 0x40, 0x9, 0x7, 0x7ff, 0x6, 0x1}, 0x0, 0xa, 0xffffffffffffffff, 0x8) perf_event_open(&(0x7f00000003c0)={0x7, 0x70, 0xffffffffffffffe0, 0x3, 0x7ff, 0xffffffffffff8000, 0x0, 0xffffffff, 0x100, 0xe, 0x9918, 0x10001, 0xad49, 0x1000, 0xbaf, 0x3, 0x3ff, 0x7fffffff, 0x100000000, 0x3, 0x5, 0x400, 0x4, 0x3ff, 0xe4a, 0xc4, 0x3547, 0x8, 0x8, 0x4, 0x1, 0x7fffffff, 0xffff, 0x9, 0x101, 0xb520, 0x1, 0x100000001, 0x0, 0x0, 0x4, @perf_config_ext={0xfda, 0x86de}, 0x10, 0x3, 0x40, 0x4, 0x2, 0x80000000}, r1, 0x3, r2, 0x8) setsockopt$sock_attach_bpf(r0, 0x29, 0x3b, &(0x7f0000000700), 0x4) recvmsg$kcm(r0, &(0x7f0000000380)={&(0x7f0000000000)=@vsock={0x0, 0x0, 0x0, @hyper}, 0x80, &(0x7f0000000280)=[{&(0x7f0000000080)=""/182, 0xb6}, {&(0x7f0000000140)}, {&(0x7f0000000180)=""/212, 0xd4}], 0x3, &(0x7f00000002c0)=""/166, 0xa6, 0x9}, 0x12003) [ 225.371373] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 225.376553] RIP: 0033:0x455a09 [ 225.379729] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 225.387449] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 225.394707] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 225.401972] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 225.409234] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 225.416497] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000017 2018/05/28 16:33:55 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x1000000000000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:55 executing program 6 (fault-call:1 fault-nth:24): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:55 executing program 2: r0 = socket$kcm(0x29, 0x5, 0x0) socket$kcm(0x29, 0x5, 0x0) setsockopt$sock_attach_bpf(r0, 0x1, 0x2f, &(0x7f0000000000), 0x4) socket$kcm(0x29, 0x2, 0x0) 2018/05/28 16:33:55 executing program 7: r0 = socket$kcm(0xa, 0x2, 0x0) r1 = perf_event_open(&(0x7f0000000680)={0x4, 0x70, 0x200, 0x400, 0x101, 0xfffffffffffffff9, 0x0, 0x4, 0x28006, 0x4, 0xfffffffffffffff7, 0x7, 0x6, 0x3, 0xfffffffffffffffe, 0x7f, 0x9, 0x3, 0x7be, 0x9, 0x5a4d, 0x345, 0x2f9, 0x10001, 0x5c, 0xfff, 0x800, 0x2, 0x9, 0x70, 0x1, 0x5f8, 0x2, 0xffffffffa92995d7, 0x9, 0x5, 0x6, 0x3ff, 0x0, 0x3, 0x7, @perf_bp={&(0x7f0000000640), 0x9}, 0x1000, 0x1000, 0x6, 0x0, 0x7, 0x100000001, 0x100}, 0x0, 0x1, 0xffffffffffffffff, 0x1) r2 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000740)=0xffffffff, 0x4) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r2) sendmsg$kcm(r0, &(0x7f0000000700)={&(0x7f00000000c0)=@pppol2tpv3in6={0x2, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}}}}, 0x80, &(0x7f00000005c0), 0x0, &(0x7f0000000780)}, 0xe000) sendmsg$kcm(r0, &(0x7f0000000600)={&(0x7f0000000000)=@nfc_llcp={0x27, 0x1, 0x1, 0x7, 0x7, 0x1, "988a8e05f2ce998ffe101320656c6214be47e9d5c09729a0cb8a40729da7d66fbc43302d5c13d88e46d7b70c95a19a6cb506137b52c8db6557a5e35db07c9c", 0x1a}, 0x80, &(0x7f0000000500)=[{&(0x7f0000000140)="2ce2b72a8c95c3a53f0c92659843c6a15845fdf83d4ac184abe3d5b4b7829fd08516b35d510a4b6f20953cc66a766ce2a7b921f466c045f225bf1b2a0cb3559462add28701301df511b5161be8ae7eb203dbe6ad2a7a12361146e7c62e4aea833b0dadafc00a5710c84eff387eafb95fde43a57b53d9eb4d6d4f0599218c3a5d3c2093757614ca928127121a25d4109ece641d34ac735071c8486abab1254b6c0240d620adb3a303f785d5a0d63e90d0bca9490974dd45495b60b3c60a6b6aa3e7c93d73d6b0fea4352879fa64f8e2c33df04c2ce46f1f7db3c0397948db", 0xde}, {&(0x7f0000000280)="2db1da6b0beff373d78d045e59f17df29d4b5e6ed1576c3b651e9ab817c03a6ef85a8b9ac6f2d0952587ed9ccdd063af2619ade908fca712ecf65bac4bf4517375d8589125b869b05f8b6295", 0x4c}, {&(0x7f0000000080)="e79d1eaf2de49b6d23a30fefccf272613a0bbf1387", 0x15}, {&(0x7f0000000300)="62e3f1d42676ca4bf9763c57d8d388958576e84fe41d6088fb0777f936df884282eddb4d28f286492ad67790b42595baed9f181d947feee288e702369c6dc4e47cbf4fc5bcf234bb802052940d13157aefd9da397ded34d487cb0a7f22d4d527d862eaf2b48d7c89d69c47233276cf88778abd48c155b6e96162978551305a6c4fabb3a77790168d08013522cc8fbb264b06755561bd1d6b9f209465dc23922706e37ac39762b3299f794dfbe6d5a66b40830ba9092d3840a52c83f115da2c745a977745a8044eec0bcacfd88101072278f56920b38ddf6b675f61bf3a3912566a10665ad6cc1c4375941cfdb54bf638fc2726f38f", 0xf5}, {&(0x7f0000000400)="a966a32e75d5bcc38636d9d9aa226a1eba4dc792b1a27038dc9112a7967a730f95a2d8a31e0e025f1d582bb5f4e24ab5a34e9d5fbdf72e1cd3040698bf22dcaa09e9fb5c8e441277a0055cbfad595be9644e6a8fbb5790d3852a6fe50fe0e7ffe8111482006695144697e5eb904f99d6e25339cee665cffe50390f7430d97bbcc7735ad755d1e137d9df87530c48f9d365a3c140db2bcc8434589d1803ac11b1a3c8653d56b64106d0f0de879c687be2f17b3eeff88311d0057877abc22e", 0xbe}, {&(0x7f00000004c0)="d8740c7c8ed206835a0f447a917fa90376d076e9", 0x14}], 0x6, &(0x7f0000000580)=[{0x68, 0x6, 0x788, "afb29815f5d7b7201c2a929aaef1d84d2a9d510c661d8276e8c426934f14f864c2c1cdd82156e62c6fffb3f7ee12b026584079d4448e1af2713ef844db82dff5bbbfec3c3d362bad27372f831641e0f852ffbdcbf80b"}], 0x68, 0x1}, 0x80) sendmsg$kcm(r0, &(0x7f0000000240)={0x0, 0xfc62, &(0x7f00000001c0), 0x1b0, &(0x7f0000002740)}, 0x0) 2018/05/28 16:33:55 executing program 4: mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040), 0x0, &(0x7f0000000440)=ANY=[@ANYBLOB="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"], 0x148, 0x4810}, 0x1) mount(&(0x7f0000000200)='./file0/file0\x00', &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)='cpuset\x00', 0x0, 0x0) [ 225.657971] FAULT_INJECTION: forcing a failure. [ 225.657971] name failslab, interval 1, probability 0, space 0, times 0 [ 225.669552] CPU: 0 PID: 18746 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 225.676865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.686237] Call Trace: [ 225.688859] dump_stack+0x1b9/0x294 [ 225.692608] ? dump_stack_print_info.cold.2+0x52/0x52 [ 225.697833] ? __save_stack_trace+0x7e/0xd0 [ 225.702196] should_fail.cold.4+0xa/0x1a [ 225.706303] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 225.711443] ? save_stack+0x43/0xd0 [ 225.715185] ? kasan_kmalloc+0xc4/0xe0 [ 225.719109] ? kmem_cache_alloc_trace+0x152/0x780 [ 225.723989] ? sctp_add_bind_addr+0xf9/0x4a0 [ 225.728435] ? sctp_copy_local_addr_list+0x499/0x690 [ 225.733574] ? sctp_copy_one_addr+0x5d/0x170 [ 225.738020] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 225.743767] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 225.748652] ? sctp_sendmsg+0x1888/0x1d70 [ 225.752855] ? inet_sendmsg+0x19f/0x690 [ 225.756864] ? sock_sendmsg+0xd5/0x120 [ 225.760757] ? ___sys_sendmsg+0x805/0x940 [ 225.764903] ? __sys_sendmsg+0x115/0x270 [ 225.768974] ? __x64_sys_sendmsg+0x78/0xb0 [ 225.773211] ? do_syscall_64+0x1b1/0x800 [ 225.777281] ? graph_lock+0x170/0x170 [ 225.781257] ? print_usage_bug+0xc0/0xc0 [ 225.785506] ? graph_lock+0x170/0x170 [ 225.789318] ? find_held_lock+0x36/0x1c0 [ 225.793392] ? lock_downgrade+0x8e0/0x8e0 [ 225.797643] __should_failslab+0x124/0x180 [ 225.801917] should_failslab+0x9/0x14 [ 225.805731] kmem_cache_alloc_trace+0x4b/0x780 [ 225.810322] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 225.815700] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 225.820736] sctp_add_bind_addr+0xf9/0x4a0 [ 225.824980] ? sctp_bind_addr_free+0x20/0x20 [ 225.829388] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 225.834617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.841034] ? sctp_v4_scope+0x19b/0x1c0 [ 225.845113] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 225.851198] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 225.856250] sctp_copy_local_addr_list+0x499/0x690 [ 225.861194] ? sctp_defaults_init+0xe50/0xe50 [ 225.865697] ? get_random_bytes+0x34/0x40 [ 225.869871] ? sctp_association_new+0x19d8/0x2170 [ 225.874742] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 225.879948] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.885501] sctp_copy_one_addr+0x5d/0x170 [ 225.889748] ? sctp_copy_one_addr+0x5d/0x170 [ 225.894170] sctp_bind_addr_copy+0x16b/0x45b [ 225.898580] ? sctp_copy_one_addr+0x170/0x170 [ 225.903082] ? sctp_autobind+0x16d/0x1f0 [ 225.907159] ? sctp_do_bind+0x5f0/0x5f0 [ 225.911132] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 225.916676] ? security_sctp_bind_connect+0x99/0xc0 [ 225.921696] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 225.926375] ? sctp_sendmsg+0x125e/0x1d70 [ 225.930554] ? sctp_autobind+0x1f0/0x1f0 [ 225.934641] ? __local_bh_enable_ip+0x161/0x230 [ 225.939340] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 225.944359] ? lock_sock_nested+0x9f/0x120 [ 225.948608] ? trace_hardirqs_on+0xd/0x10 [ 225.952752] ? __local_bh_enable_ip+0x161/0x230 [ 225.957444] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 225.963007] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 225.968200] sctp_sendmsg+0x1888/0x1d70 [ 225.972178] ? do_raw_spin_unlock+0x9e/0x2e0 [ 225.976595] ? sctp_id2assoc+0x3e0/0x3e0 [ 225.980689] ? _raw_spin_unlock_bh+0x30/0x40 [ 225.985273] ? __release_sock+0x3a0/0x3a0 [ 225.989432] inet_sendmsg+0x19f/0x690 [ 225.993270] ? copy_msghdr_from_user+0x3a0/0x560 [ 225.998207] ? ipip_gro_receive+0x100/0x100 [ 226.002531] ? move_addr_to_kernel.part.18+0x100/0x100 [ 226.007815] ? security_socket_sendmsg+0x94/0xc0 [ 226.012568] ? ipip_gro_receive+0x100/0x100 [ 226.016884] sock_sendmsg+0xd5/0x120 [ 226.020591] ___sys_sendmsg+0x805/0x940 [ 226.024564] ? copy_msghdr_from_user+0x560/0x560 [ 226.029324] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 226.034870] ? proc_fail_nth_write+0x96/0x1f0 [ 226.039377] ? __fget_light+0x2ef/0x430 [ 226.043341] ? fget_raw+0x20/0x20 [ 226.046784] ? find_held_lock+0x36/0x1c0 [ 226.050851] ? kasan_check_write+0x14/0x20 [ 226.055108] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.060673] ? sockfd_lookup_light+0xc5/0x160 [ 226.065172] __sys_sendmsg+0x115/0x270 [ 226.069068] ? __ia32_sys_shutdown+0x80/0x80 [ 226.073478] ? __sb_end_write+0xac/0xe0 [ 226.077450] ? fput+0x130/0x1a0 [ 226.080738] ? ksys_write+0x1a6/0x250 [ 226.084536] __x64_sys_sendmsg+0x78/0xb0 [ 226.088593] do_syscall_64+0x1b1/0x800 [ 226.092472] ? finish_task_switch+0x1ca/0x840 [ 226.096964] ? syscall_return_slowpath+0x5c0/0x5c0 [ 226.101903] ? syscall_return_slowpath+0x30f/0x5c0 [ 226.106834] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 226.112193] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 226.117048] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.122233] RIP: 0033:0x455a09 [ 226.125413] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 226.133109] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 226.140635] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 226.147912] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 226.155182] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 226.162456] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000018 2018/05/28 16:33:56 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x0, 0x1, &(0x7f0000001fe8)=ANY=[@ANYBLOB="2f9ca0e89d8ca2b887"], &(0x7f0000000000)='syzkaller\x00', 0x0, 0xc3, &(0x7f0000000180)=""/195}, 0x48) r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x5, &(0x7f0000001fd8)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x25}, [@ldst={0x7}], {0x95}}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0x437, &(0x7f000000cf3d)=""/195}, 0x48) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={r0, 0x0, 0xe, 0x2, &(0x7f0000000040)="a82591bdacd525618386559591bc", &(0x7f0000000100)=""/2}, 0x28) 2018/05/28 16:33:56 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x7ffff000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:56 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x2, 0x3, 0x2) close(r0) socketpair(0x17, 0x806, 0x6, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r1, 0x28, &(0x7f00000000c0)}, 0x10) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000040)) 2018/05/28 16:33:56 executing program 6 (fault-call:1 fault-nth:25): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:56 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000280)='overlay\x00', 0x408, &(0x7f0000000300)) mkdir(&(0x7f0000000100)='./file0\x00', 0xa) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140)='ntfs\x00', 0x0, &(0x7f0000000180)) 2018/05/28 16:33:56 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xfe800000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:56 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x12, 0xfb46, 0x4, 0x80000000}, 0x2c) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000100)={0x0, r1, 0x7, 0x2}, 0x14) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={r0}, 0x10) 2018/05/28 16:33:56 executing program 7: r0 = socket$kcm(0xa, 0x2, 0x88) sendmsg$kcm(r0, &(0x7f0000000580)={&(0x7f0000000080)=@in6={0xa, 0x4e24, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x80, &(0x7f0000000000), 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="3800000000000000290000000400000078045015ff9982a53bf47a36bdeaaf87ed875a36da9fd514c8c91928a922f7855381861e87cb05a3"], 0x38}, 0xe803) sendmsg$kcm(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000001c80)=[{&(0x7f0000000500)="1b", 0x1}], 0x1, &(0x7f0000001d40)=ANY=[]}, 0xc000) sendmsg$kcm(r0, &(0x7f0000000440)={&(0x7f0000000140)=@sco={0x1f, {0x1, 0x4f31a33d, 0x8, 0x1, 0x3, 0x80000000}}, 0x80, &(0x7f0000000240)=[{&(0x7f00000001c0)="340c82c5717417196352706f49882a33e2c11687d6d47f7acd6aaee1fa7a309ef207a18038a5fe43759b2bc6dc614f6d1c74dc71d8b743bdf4cadd45461b60e07f1253db955b669e617fa4a38c6d23e0cba972b8dc9343db0c724f454c11", 0x5e}], 0x1, &(0x7f0000000280)=[{0xd0, 0x10b, 0x4, "9b372518442608e2c9e43bce70f87c19b3c47cf8e289c02ea00c024632da0831a996d0e8da138a45a4079b10b3daad9e20edc0ee3f90ae27d99cdbe4c998b2e4a6ff2ec6d78475a30a718ba442b0550b4d1e3d5c5ca936c5fc7fcb4ba8e399ae3bcfd3ddab1ea01460c55e3153593e8c6436cdffdf98e9daf3edbffd179ee4f08f8829a498d0325699a256fb96976a9c77fbd6d21d490a49a7413f7f3e35d5c0763828d0c037726991d2eedd1dc4a6b00d473281829eb388b8"}, {0x60, 0x11d, 0x9f, "d6cb4aece71f4a11c03a86f07ea507f352dcf7b5e43deef0ee292bb0a1f04f0a19ced310650916c033696fd6913411f34ce787157ab7a3a0f2103a31d88c672b5ff4662820640b1115e8dc1d"}, {0x60, 0x19f, 0xd2, "76e077434d557d254ad7194bbd76599a671d8df9a76cc3ee0c6a05710384888994aaf09c44323d23be686820afcd46487e682a0135190141c0ded70fa9c1522208aa0fdb857a52e8ba15"}], 0x190, 0x8010}, 0x8004) sendmsg$kcm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000005c0)="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", 0x584}], 0x1, &(0x7f0000004100)}, 0x0) 2018/05/28 16:33:56 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0xfffffffffffffffc}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x2, 0x3, 0x2) close(r0) 2018/05/28 16:33:56 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xa00, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 226.458250] FAULT_INJECTION: forcing a failure. [ 226.458250] name failslab, interval 1, probability 0, space 0, times 0 [ 226.469864] CPU: 0 PID: 18774 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 226.477183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 226.486897] Call Trace: [ 226.489503] dump_stack+0x1b9/0x294 [ 226.493154] ? dump_stack_print_info.cold.2+0x52/0x52 [ 226.498355] ? __save_stack_trace+0x7e/0xd0 [ 226.502684] should_fail.cold.4+0xa/0x1a [ 226.506757] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 226.511863] ? save_stack+0x43/0xd0 [ 226.515513] ? kasan_kmalloc+0xc4/0xe0 [ 226.519424] ? kmem_cache_alloc_trace+0x152/0x780 [ 226.525434] ? sctp_add_bind_addr+0xf9/0x4a0 [ 226.529879] ? sctp_copy_local_addr_list+0x499/0x690 [ 226.534987] ? sctp_copy_one_addr+0x5d/0x170 [ 226.539417] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 226.545139] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 226.550007] ? sctp_sendmsg+0x1888/0x1d70 [ 226.554171] ? inet_sendmsg+0x19f/0x690 [ 226.558234] ? sock_sendmsg+0xd5/0x120 [ 226.562205] ? ___sys_sendmsg+0x805/0x940 [ 226.566358] ? __sys_sendmsg+0x115/0x270 [ 226.570433] ? __x64_sys_sendmsg+0x78/0xb0 [ 226.574669] ? do_syscall_64+0x1b1/0x800 [ 226.578743] ? graph_lock+0x170/0x170 [ 226.582565] ? print_usage_bug+0xc0/0xc0 [ 226.586658] ? graph_lock+0x170/0x170 [ 226.590466] ? find_held_lock+0x36/0x1c0 [ 226.594541] ? lock_downgrade+0x8e0/0x8e0 [ 226.598700] __should_failslab+0x124/0x180 [ 226.602937] should_failslab+0x9/0x14 [ 226.606746] kmem_cache_alloc_trace+0x4b/0x780 [ 226.611337] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 226.615842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.621410] sctp_add_bind_addr+0xf9/0x4a0 [ 226.625652] ? sctp_bind_addr_free+0x20/0x20 [ 226.630073] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 226.635269] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 226.640459] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 226.645482] sctp_copy_local_addr_list+0x499/0x690 [ 226.650418] ? sctp_defaults_init+0xe50/0xe50 [ 226.654921] ? get_random_bytes+0x34/0x40 [ 226.659178] ? sctp_association_new+0x19d8/0x2170 [ 226.664036] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 226.669418] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.674994] sctp_copy_one_addr+0x5d/0x170 [ 226.679267] ? sctp_copy_one_addr+0x5d/0x170 [ 226.683693] sctp_bind_addr_copy+0x16b/0x45b [ 226.688145] ? sctp_copy_one_addr+0x170/0x170 [ 226.692655] ? sctp_autobind+0x16d/0x1f0 [ 226.696724] ? sctp_do_bind+0x5f0/0x5f0 [ 226.700701] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 226.706240] ? security_sctp_bind_connect+0x99/0xc0 [ 226.711288] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 226.715962] ? sctp_sendmsg+0x125e/0x1d70 [ 226.720132] ? sctp_autobind+0x1f0/0x1f0 [ 226.724200] ? __local_bh_enable_ip+0x161/0x230 [ 226.728875] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 226.733905] ? lock_sock_nested+0x9f/0x120 [ 226.738136] ? trace_hardirqs_on+0xd/0x10 [ 226.742277] ? __local_bh_enable_ip+0x161/0x230 [ 226.746956] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 226.752496] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 226.757687] sctp_sendmsg+0x1888/0x1d70 [ 226.761673] ? do_raw_spin_unlock+0x9e/0x2e0 [ 226.766087] ? sctp_id2assoc+0x3e0/0x3e0 [ 226.770150] ? _raw_spin_unlock_bh+0x30/0x40 [ 226.774552] ? __release_sock+0x3a0/0x3a0 [ 226.778707] inet_sendmsg+0x19f/0x690 [ 226.782504] ? copy_msghdr_from_user+0x3a0/0x560 [ 226.787272] ? ipip_gro_receive+0x100/0x100 [ 226.791610] ? move_addr_to_kernel.part.18+0x100/0x100 [ 226.796895] ? security_socket_sendmsg+0x94/0xc0 [ 226.801653] ? ipip_gro_receive+0x100/0x100 [ 226.805977] sock_sendmsg+0xd5/0x120 [ 226.809708] ___sys_sendmsg+0x805/0x940 [ 226.813686] ? copy_msghdr_from_user+0x560/0x560 [ 226.818459] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 226.824002] ? proc_fail_nth_write+0x96/0x1f0 [ 226.828509] ? __fget_light+0x2ef/0x430 [ 226.832489] ? fget_raw+0x20/0x20 [ 226.835946] ? find_held_lock+0x36/0x1c0 [ 226.840034] ? kasan_check_write+0x14/0x20 [ 226.844281] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.849850] ? sockfd_lookup_light+0xc5/0x160 [ 226.854375] __sys_sendmsg+0x115/0x270 [ 226.858285] ? __ia32_sys_shutdown+0x80/0x80 [ 226.862706] ? __sb_end_write+0xac/0xe0 [ 226.866679] ? fput+0x130/0x1a0 [ 226.869954] ? ksys_write+0x1a6/0x250 [ 226.873763] __x64_sys_sendmsg+0x78/0xb0 [ 226.877827] do_syscall_64+0x1b1/0x800 [ 226.881721] ? finish_task_switch+0x1ca/0x840 [ 226.886240] ? syscall_return_slowpath+0x5c0/0x5c0 [ 226.891195] ? syscall_return_slowpath+0x30f/0x5c0 [ 226.896134] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 226.901522] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 226.906540] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.911723] RIP: 0033:0x455a09 [ 226.914923] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 226.922641] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 226.929913] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 226.937178] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 226.944448] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 226.951739] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000019 2018/05/28 16:33:57 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x500000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:57 executing program 3: mkdir(&(0x7f00000005c0)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000180)='./file0\x00', &(0x7f0000000200)='ext2\x00', 0x0, &(0x7f00000002c0)) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000240)={&(0x7f0000000140)='./file0\x00', 0x0, 0x10}, 0x10) mkdir(&(0x7f0000000100)='./file0/file0\x00', 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xb, 0x7e, 0x6, 0x8000000000009, 0x1}, 0x2c) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000000)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000040)) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000004c0)={&(0x7f0000000280)='./file0/file0\x00', r0}, 0x10) mount(&(0x7f00000008c0)='.', &(0x7f0000000080)='.', &(0x7f0000753000)='mslos\x00', 0x5010, &(0x7f0000000ac0)) 2018/05/28 16:33:57 executing program 6 (fault-call:1 fault-nth:26): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 226.963445] overlayfs: missing 'lowerdir' 2018/05/28 16:33:57 executing program 2: r0 = perf_event_open(&(0x7f0000000280)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0xff3, 0x0, 0x1000000101, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0xa, 0x3, 0x11) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x4) perf_event_open(&(0x7f0000000300)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, @perf_bp={&(0x7f0000000200)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000080)=0xffffffff, 0x4) setsockopt$sock_attach_bpf(r1, 0x29, 0x23, &(0x7f0000000280)=r2, 0xd644e32e) sendmsg(r1, &(0x7f0000002e40)={&(0x7f0000000000)=@nl=@unspec, 0x80, &(0x7f0000002880), 0x0, &(0x7f0000002940)}, 0x0) [ 227.259832] FAULT_INJECTION: forcing a failure. [ 227.259832] name failslab, interval 1, probability 0, space 0, times 0 [ 227.271256] CPU: 1 PID: 18800 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 227.278551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 227.287927] Call Trace: [ 227.290556] dump_stack+0x1b9/0x294 [ 227.294261] ? dump_stack_print_info.cold.2+0x52/0x52 [ 227.299523] ? __save_stack_trace+0x7e/0xd0 [ 227.303886] should_fail.cold.4+0xa/0x1a [ 227.307988] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 227.313127] ? save_stack+0x43/0xd0 [ 227.316774] ? kasan_kmalloc+0xc4/0xe0 [ 227.320686] ? kmem_cache_alloc_trace+0x152/0x780 [ 227.325560] ? sctp_add_bind_addr+0xf9/0x4a0 [ 227.330014] ? sctp_copy_local_addr_list+0x499/0x690 [ 227.335166] ? sctp_copy_one_addr+0x5d/0x170 [ 227.339698] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 227.345447] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 227.350329] ? sctp_sendmsg+0x1888/0x1d70 [ 227.354512] ? inet_sendmsg+0x19f/0x690 [ 227.358523] ? sock_sendmsg+0xd5/0x120 [ 227.362442] ? ___sys_sendmsg+0x805/0x940 [ 227.366616] ? __sys_sendmsg+0x115/0x270 [ 227.370688] ? __x64_sys_sendmsg+0x78/0xb0 [ 227.375033] ? do_syscall_64+0x1b1/0x800 [ 227.379124] ? graph_lock+0x170/0x170 [ 227.382960] ? print_usage_bug+0xc0/0xc0 [ 227.387056] ? graph_lock+0x170/0x170 [ 227.390885] ? find_held_lock+0x36/0x1c0 [ 227.394979] ? lock_downgrade+0x8e0/0x8e0 [ 227.399178] __should_failslab+0x124/0x180 [ 227.403425] should_failslab+0x9/0x14 [ 227.407239] kmem_cache_alloc_trace+0x4b/0x780 [ 227.411856] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 227.416397] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.421979] sctp_add_bind_addr+0xf9/0x4a0 [ 227.426248] ? sctp_bind_addr_free+0x20/0x20 [ 227.430679] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 227.435912] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 227.441141] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 227.446183] sctp_copy_local_addr_list+0x499/0x690 [ 227.451145] ? sctp_defaults_init+0xe50/0xe50 [ 227.455643] ? get_random_bytes+0x34/0x40 [ 227.459792] ? sctp_association_new+0x19d8/0x2170 [ 227.464642] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 227.469830] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 227.475373] sctp_copy_one_addr+0x5d/0x170 [ 227.479624] ? sctp_copy_one_addr+0x5d/0x170 [ 227.484078] sctp_bind_addr_copy+0x16b/0x45b [ 227.488533] ? sctp_copy_one_addr+0x170/0x170 [ 227.493034] ? sctp_autobind+0x16d/0x1f0 [ 227.497102] ? sctp_do_bind+0x5f0/0x5f0 [ 227.501077] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 227.506809] ? security_sctp_bind_connect+0x99/0xc0 [ 227.511844] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 227.516509] ? sctp_sendmsg+0x125e/0x1d70 [ 227.520664] ? sctp_autobind+0x1f0/0x1f0 [ 227.524732] ? __local_bh_enable_ip+0x161/0x230 [ 227.529407] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 227.534426] ? lock_sock_nested+0x9f/0x120 [ 227.538679] ? trace_hardirqs_on+0xd/0x10 [ 227.542844] ? __local_bh_enable_ip+0x161/0x230 [ 227.547517] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 227.553066] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 227.558254] sctp_sendmsg+0x1888/0x1d70 [ 227.562242] ? do_raw_spin_unlock+0x9e/0x2e0 [ 227.566661] ? sctp_id2assoc+0x3e0/0x3e0 [ 227.570736] ? _raw_spin_unlock_bh+0x30/0x40 [ 227.575146] ? __release_sock+0x3a0/0x3a0 [ 227.579307] inet_sendmsg+0x19f/0x690 [ 227.583102] ? copy_msghdr_from_user+0x3a0/0x560 [ 227.587859] ? ipip_gro_receive+0x100/0x100 [ 227.592170] ? move_addr_to_kernel.part.18+0x100/0x100 [ 227.597444] ? security_socket_sendmsg+0x94/0xc0 [ 227.602195] ? ipip_gro_receive+0x100/0x100 [ 227.606528] sock_sendmsg+0xd5/0x120 [ 227.610237] ___sys_sendmsg+0x805/0x940 [ 227.614214] ? copy_msghdr_from_user+0x560/0x560 [ 227.618977] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 227.624531] ? proc_fail_nth_write+0x96/0x1f0 [ 227.629038] ? __fget_light+0x2ef/0x430 [ 227.633017] ? fget_raw+0x20/0x20 [ 227.636476] ? find_held_lock+0x36/0x1c0 [ 227.640559] ? kasan_check_write+0x14/0x20 [ 227.644816] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 227.650348] ? sockfd_lookup_light+0xc5/0x160 [ 227.654845] __sys_sendmsg+0x115/0x270 [ 227.658737] ? __ia32_sys_shutdown+0x80/0x80 [ 227.663150] ? __sb_end_write+0xac/0xe0 [ 227.667139] ? fput+0x130/0x1a0 [ 227.670408] ? ksys_write+0x1a6/0x250 [ 227.674204] ? do_syscall_64+0x13a/0x800 [ 227.678816] __x64_sys_sendmsg+0x78/0xb0 [ 227.682881] do_syscall_64+0x1b1/0x800 [ 227.686761] ? finish_task_switch+0x1ca/0x840 [ 227.691252] ? syscall_return_slowpath+0x5c0/0x5c0 [ 227.696183] ? syscall_return_slowpath+0x30f/0x5c0 [ 227.701469] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 227.706920] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 227.711776] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 227.716962] RIP: 0033:0x455a09 [ 227.720143] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 227.727840] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 227.735097] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 227.742377] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 227.750012] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 227.757305] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000001a 2018/05/28 16:33:58 executing program 7: r0 = socket$kcm(0xa, 0x6, 0x0) socketpair(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, r1}, 0x2c) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89a1, &(0x7f0000000000)={r2}) 2018/05/28 16:33:58 executing program 4: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0xa, 0x2, 0x11) setsockopt$sock_attach_bpf(r0, 0x29, 0x18, &(0x7f0000000700), 0x4) r1 = socket$kcm(0x2, 0xa, 0x0) recvmsg$kcm(r1, &(0x7f0000000680)={&(0x7f0000000100)=@alg, 0x80, &(0x7f00000005c0), 0x0, &(0x7f0000000640)=""/22, 0x16}, 0x2000) 2018/05/28 16:33:58 executing program 3: mkdir(&(0x7f00000005c0)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000180)='./file0\x00', &(0x7f0000000200)='ext2\x00', 0x0, &(0x7f00000002c0)) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000240)={&(0x7f0000000140)='./file0\x00', 0x0, 0x10}, 0x10) mkdir(&(0x7f0000000100)='./file0/file0\x00', 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xb, 0x7e, 0x6, 0x8000000000009, 0x1}, 0x2c) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000000)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000040)) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000004c0)={&(0x7f0000000280)='./file0/file0\x00', r0}, 0x10) mount(&(0x7f00000008c0)='.', &(0x7f0000000080)='.', &(0x7f0000753000)='mslos\x00', 0x5010, &(0x7f0000000ac0)) 2018/05/28 16:33:58 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x2, 0x3, 0x2) close(r1) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r0, 0x4008240b, &(0x7f0000000080)={0x7, 0x70, 0x1c3d, 0x6, 0x3, 0x100, 0x0, 0xffff, 0x0, 0x2, 0x8001, 0x800, 0x0, 0x4, 0x8, 0xffffffff7fffffff, 0x80, 0x101, 0x40, 0xfffffffffffffffa, 0xfffffffffffffff9, 0x401, 0x200040000000000, 0x1, 0x4, 0x6, 0x5a9, 0x5, 0x5, 0x7, 0x9, 0xffffffffffffffff, 0x8, 0x5, 0x3, 0x4, 0x0, 0x3, 0x0, 0x8, 0x1, @perf_bp={&(0x7f0000000040), 0x3}, 0x1, 0x8, 0xffff, 0x7, 0x100000000, 0x0, 0x6}) 2018/05/28 16:33:58 executing program 2: r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000100)={0x0, 0x1, 0x18}, 0xc) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000340)={0xe, 0x5097, 0x401, 0x4, 0x4, 0x1, 0x2}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f00000004c0)={0xe, 0x1, 0x1, 0x6, 0x28, r1, 0x800}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000500)={0x6, 0xa, &(0x7f0000000400)=@raw=[@generic={0x7eb86230, 0x0, 0x3, 0x8}, @map={0x18, 0x7, 0x1, 0x0, r0}, @exit={0x95}, @map={0x18, 0x4, 0x1, 0x0, r1}, @initr0={0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x4b3e}], &(0x7f0000000480)='GPL\x00', 0x8, 0x0, &(0x7f00000004c0), 0x41100, 0x1, [], 0x0, 0x3}, 0x48) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x3, &(0x7f0000002000)=@framed={{0x18}, [], {0x95}}, &(0x7f0000003ff6)='syzkaller\x00', 0x3, 0xc3, &(0x7f0000386000)=""/195}, 0x48) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000380)={0xffffffffffffffff}) setsockopt$sock_attach_bpf(r3, 0x1, 0x32, &(0x7f00000003c0)=r2, 0x10000012a) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={r2, &(0x7f0000000240)="2ee16c6e31ad7cdfccf85778a68359bbc754199fbac84395648e2b45ac78072dde", &(0x7f0000000280)="3e087abb692e1a4e024de260b71587a38df471c339e0e9bb1aa280c316706e816c5681f8b4f8eda5ce270bff4ca2147016de68531ceb0c25cf43f1b38f0f9259191a0657aad110d0dde7398144932c8f694f7cb3448d08635697c5d3bdd50850a1e45b2d7d65339c1150bd965e33817e1b63", 0x1}, 0x20) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000011fd4)={0x3, 0x4, 0x4, 0x1, 0x0, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000200)={r4, &(0x7f0000000040), &(0x7f0000000100)}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f0000001c80)={0x1, 0x5, &(0x7f0000000080)=@framed={{0x18}, [@map={0x18, 0x0, 0x1, 0x0, r4}], {0x95}}, &(0x7f00000000c0)="73797a6b616ca2657200", 0x1, 0x90, &(0x7f0000000140)=""/144}, 0x48) 2018/05/28 16:33:58 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x11000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:58 executing program 6 (fault-call:1 fault-nth:27): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:58 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xfe80000000000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 227.952014] FAULT_INJECTION: forcing a failure. [ 227.952014] name failslab, interval 1, probability 0, space 0, times 0 [ 227.963522] CPU: 1 PID: 18829 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 227.970819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 227.980282] Call Trace: [ 227.982904] dump_stack+0x1b9/0x294 [ 227.986654] ? dump_stack_print_info.cold.2+0x52/0x52 [ 227.991863] ? __save_stack_trace+0x7e/0xd0 [ 227.996202] should_fail.cold.4+0xa/0x1a [ 228.000266] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 228.005364] ? zap_class+0x720/0x720 [ 228.009074] ? sctp_copy_local_addr_list+0x499/0x690 [ 228.014172] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 228.019923] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 228.025296] ? sctp_sendmsg+0x1888/0x1d70 [ 228.029433] ? inet_sendmsg+0x19f/0x690 [ 228.033396] ? sock_sendmsg+0xd5/0x120 [ 228.037274] ? ___sys_sendmsg+0x805/0x940 [ 228.041417] ? __sys_sendmsg+0x115/0x270 [ 228.045482] ? __x64_sys_sendmsg+0x78/0xb0 [ 228.049795] ? do_syscall_64+0x1b1/0x800 [ 228.053849] ? graph_lock+0x170/0x170 [ 228.057666] ? find_held_lock+0x36/0x1c0 [ 228.061719] ? print_usage_bug+0xc0/0xc0 [ 228.065789] ? graph_lock+0x170/0x170 [ 228.069592] ? find_held_lock+0x36/0x1c0 [ 228.073668] ? lock_downgrade+0x8e0/0x8e0 [ 228.077821] __should_failslab+0x124/0x180 [ 228.082237] should_failslab+0x9/0x14 [ 228.086035] kmem_cache_alloc_trace+0x4b/0x780 [ 228.090612] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 228.095794] ? __sanitizer_cov_trace_cmp2+0x18/0x20 [ 228.100836] sctp_add_bind_addr+0xf9/0x4a0 [ 228.105071] ? sctp_bind_addr_free+0x20/0x20 [ 228.109484] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 228.114843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.120395] ? sctp_v4_scope+0x19b/0x1c0 [ 228.124450] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 228.129633] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 228.134647] sctp_copy_local_addr_list+0x499/0x690 [ 228.139572] ? sctp_defaults_init+0xe50/0xe50 [ 228.144063] ? get_random_bytes+0x34/0x40 [ 228.148213] ? sctp_association_new+0x19d8/0x2170 [ 228.153629] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 228.158823] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.164358] sctp_copy_one_addr+0x5d/0x170 [ 228.168596] ? sctp_copy_one_addr+0x5d/0x170 [ 228.172999] sctp_bind_addr_copy+0x16b/0x45b [ 228.177406] ? sctp_copy_one_addr+0x170/0x170 [ 228.181890] ? sctp_autobind+0x16d/0x1f0 [ 228.185944] ? zap_class+0x720/0x720 [ 228.189649] ? sctp_do_bind+0x5f0/0x5f0 [ 228.193632] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 228.199162] ? security_sctp_bind_connect+0x99/0xc0 [ 228.204261] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 228.208929] ? sctp_sendmsg+0x125e/0x1d70 [ 228.213077] ? sctp_autobind+0x1f0/0x1f0 [ 228.217141] ? __local_bh_enable_ip+0x161/0x230 [ 228.221800] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 228.226805] ? lock_sock_nested+0x9f/0x120 [ 228.231032] ? trace_hardirqs_on+0xd/0x10 [ 228.235175] ? __local_bh_enable_ip+0x161/0x230 [ 228.239836] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 228.245389] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 228.250571] sctp_sendmsg+0x1888/0x1d70 [ 228.254538] ? do_raw_spin_unlock+0x9e/0x2e0 [ 228.258951] ? sctp_id2assoc+0x3e0/0x3e0 [ 228.263551] ? _raw_spin_unlock_bh+0x30/0x40 [ 228.267978] ? __release_sock+0x3a0/0x3a0 [ 228.272129] inet_sendmsg+0x19f/0x690 [ 228.275929] ? copy_msghdr_from_user+0x3a0/0x560 [ 228.280680] ? ipip_gro_receive+0x100/0x100 [ 228.285079] ? move_addr_to_kernel.part.18+0x100/0x100 [ 228.290354] ? security_socket_sendmsg+0x94/0xc0 [ 228.295105] ? ipip_gro_receive+0x100/0x100 [ 228.299417] sock_sendmsg+0xd5/0x120 [ 228.303123] ___sys_sendmsg+0x805/0x940 [ 228.307098] ? copy_msghdr_from_user+0x560/0x560 [ 228.311855] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 228.317383] ? proc_fail_nth_write+0x96/0x1f0 [ 228.321878] ? __fget_light+0x2ef/0x430 [ 228.325841] ? fget_raw+0x20/0x20 [ 228.329292] ? find_held_lock+0x36/0x1c0 [ 228.333351] ? kasan_check_write+0x14/0x20 [ 228.337593] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.343131] ? sockfd_lookup_light+0xc5/0x160 [ 228.347620] __sys_sendmsg+0x115/0x270 [ 228.351515] ? __ia32_sys_shutdown+0x80/0x80 [ 228.355943] ? __sb_end_write+0xac/0xe0 [ 228.359909] ? fput+0x130/0x1a0 [ 228.363439] ? ksys_write+0x1a6/0x250 [ 228.367244] __x64_sys_sendmsg+0x78/0xb0 [ 228.371306] do_syscall_64+0x1b1/0x800 [ 228.375195] ? finish_task_switch+0x1ca/0x840 [ 228.379872] ? syscall_return_slowpath+0x5c0/0x5c0 [ 228.384816] ? syscall_return_slowpath+0x30f/0x5c0 [ 228.389743] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 228.395105] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 228.399941] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 228.405124] RIP: 0033:0x455a09 [ 228.408301] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 228.416004] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 228.423279] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 228.430538] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 228.437805] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 228.445062] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000001b 2018/05/28 16:33:58 executing program 7: r0 = perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x7f, 0x3, 0x8, 0x800, 0x0, 0xffff, 0x80, 0x2, 0x9404, 0x6, 0x8, 0x6, 0x7ff, 0x4, 0x0, 0x2, 0x2, 0xf32, 0x4, 0x4, 0x20, 0x9, 0xfffffffffffffce9, 0x0, 0x100, 0x0, 0xfffffffffffff800, 0x4, 0x1, 0x5, 0x4, 0x0, 0x1, 0x5, 0x8f23, 0x4, 0x0, 0x7ff, 0x7, @perf_config_ext={0x1ff, 0x1}, 0x10, 0x5, 0xaec, 0x6, 0x6, 0x8, 0x401}, 0x0, 0xf, 0xffffffffffffffff, 0x8) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000004800)={&(0x7f0000004540)=@hci={0x0, 0x0}, 0x80, &(0x7f00000046c0)=[{&(0x7f00000045c0)=""/199, 0xc7}], 0x1, &(0x7f0000004700)=""/199, 0xc7, 0x3e}, 0x10000) bpf$PROG_LOAD(0x5, &(0x7f0000004840)={0xd, 0x7, &(0x7f00000001c0)=@framed={{0x18, 0x0, 0x0, 0x0, 0xde9, 0x0, 0x0, 0x0, 0x3ff}, [@initr0={0x18, 0x0, 0x0, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0xa8}, @generic={0x4, 0x7, 0x33, 0x4}], {0x95}}, &(0x7f0000000200)='GPL\x00', 0x6, 0x33, &(0x7f0000000240)=""/51, 0x40f00, 0x1, [], r1, 0xd}, 0x48) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000180)={&(0x7f0000000140)='./file0\x00', 0x0, 0x8}, 0x10) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r2) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x5, &(0x7f0000001000)=ANY=[@ANYBLOB="bf16000000000000b7070000010000005070000000000000bf700000000000009500000000000000"], &(0x7f0000000100)='GPL\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000500)={r3, 0x0, 0x10, 0xb1, &(0x7f0000000340)="8989353fc1d3c4348542ef316b237dc9", &(0x7f0000000440)=""/177}, 0x28) 2018/05/28 16:33:58 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x1000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:58 executing program 6 (fault-call:1 fault-nth:28): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:58 executing program 1: socketpair(0x3, 0x3, 0x1, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0x1, 0x6, 0xffff, 0xfac3, 0x4, r0, 0x7f}, 0x2c) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getpid() ioctl$PERF_EVENT_IOC_QUERY_BPF(r1, 0xc008240a, &(0x7f0000000100)=ANY=[@ANYBLOB="04de00000000000000000000008000000000000000000000"]) r2 = getpid() perf_event_open(&(0x7f0000000080)={0x0, 0x70, 0x177f, 0x3, 0x6, 0x8000, 0x0, 0x2, 0x32002, 0x2, 0x100000001, 0xb68, 0x400, 0x70000000000000, 0x0, 0x5ad, 0x5, 0x6, 0x200, 0x100, 0x7, 0xfffffffffffffffc, 0x5, 0x6, 0x91, 0x4, 0x744, 0x400, 0x7, 0x5, 0x6, 0x3f, 0x1000, 0x8001, 0x3, 0x2, 0x7, 0x81, 0x0, 0x4, 0x4, @perf_bp={&(0x7f0000000040), 0x4}, 0x4180, 0xfff, 0x7f, 0x7, 0x7fff, 0x6, 0x2c3c0}, r2, 0x1, r1, 0xa) bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0xe, 0x9, 0xfffffffffffffffc, 0x7fffffff, 0x38, r0, 0x4}, 0x2c) r3 = socket$kcm(0x2, 0x3, 0x2) close(r3) ioctl$PERF_EVENT_IOC_REFRESH(r1, 0x2402, 0x80) mkdir(&(0x7f0000000200)='./file0\x00', 0x80) 2018/05/28 16:33:58 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xe803, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:58 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0x29, 0x802000000000008, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x89e2, 0x0) 2018/05/28 16:33:58 executing program 4: r0 = socket$kcm(0xa, 0x5, 0x0) socket$kcm(0x29, 0x5, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000000)={r0}) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x8916, &(0x7f0000000140)={r0}) recvmsg$kcm(r0, &(0x7f00000003c0)={&(0x7f0000000040)=@nl=@unspec, 0x80, &(0x7f0000000100)=[{&(0x7f00000000c0)=""/62, 0x3e}, {&(0x7f0000000180)=""/81, 0x51}, {&(0x7f0000000200)=""/195, 0xc3}, {&(0x7f0000000300)=""/103, 0x67}], 0x4, &(0x7f0000000380)=""/27, 0x1b, 0xff}, 0x40000100) [ 228.729387] FAULT_INJECTION: forcing a failure. [ 228.729387] name failslab, interval 1, probability 0, space 0, times 0 [ 228.740780] CPU: 1 PID: 18856 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 228.748087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 228.757453] Call Trace: [ 228.760062] dump_stack+0x1b9/0x294 [ 228.763695] ? dump_stack_print_info.cold.2+0x52/0x52 [ 228.768881] ? __save_stack_trace+0x7e/0xd0 [ 228.773205] should_fail.cold.4+0xa/0x1a [ 228.777266] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 228.782362] ? zap_class+0x720/0x720 [ 228.786067] ? perf_trace_lock+0x900/0x900 [ 228.790298] ? sctp_sendmsg+0x1888/0x1d70 [ 228.794435] ? sock_sendmsg+0xd5/0x120 [ 228.798308] ? ___sys_sendmsg+0x805/0x940 [ 228.802446] ? __sys_sendmsg+0x115/0x270 [ 228.806493] ? __x64_sys_sendmsg+0x78/0xb0 [ 228.810732] ? do_syscall_64+0x1b1/0x800 [ 228.814794] ? graph_lock+0x170/0x170 [ 228.818595] ? print_usage_bug+0xc0/0xc0 [ 228.822663] ? perf_trace_lock_acquire+0xe3/0x980 [ 228.827509] ? graph_lock+0x170/0x170 [ 228.831309] ? find_held_lock+0x36/0x1c0 [ 228.835369] ? lock_downgrade+0x8e0/0x8e0 [ 228.839510] __should_failslab+0x124/0x180 [ 228.843739] should_failslab+0x9/0x14 [ 228.847538] kmem_cache_alloc_trace+0x4b/0x780 [ 228.852109] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 228.856597] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.862135] sctp_add_bind_addr+0xf9/0x4a0 [ 228.866365] ? sctp_bind_addr_free+0x20/0x20 [ 228.870765] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 228.875951] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 228.881744] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 228.886762] sctp_copy_local_addr_list+0x499/0x690 [ 228.891690] ? sctp_defaults_init+0xe50/0xe50 [ 228.896179] ? get_random_bytes+0x34/0x40 [ 228.900347] ? sctp_association_new+0x19d8/0x2170 [ 228.905201] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 228.910382] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.915910] sctp_copy_one_addr+0x5d/0x170 [ 228.920136] ? sctp_copy_one_addr+0x5d/0x170 [ 228.924544] sctp_bind_addr_copy+0x16b/0x45b [ 228.928967] ? sctp_copy_one_addr+0x170/0x170 [ 228.933456] ? sctp_autobind+0x16d/0x1f0 [ 228.937508] ? sctp_do_bind+0x5f0/0x5f0 [ 228.941492] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 228.947037] ? security_sctp_bind_connect+0x99/0xc0 [ 228.952058] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 228.956721] ? sctp_sendmsg+0x125e/0x1d70 [ 228.960865] ? sctp_autobind+0x1f0/0x1f0 [ 228.964920] ? __local_bh_enable_ip+0x161/0x230 [ 228.969592] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 228.974603] ? lock_sock_nested+0x9f/0x120 [ 228.978826] ? trace_hardirqs_on+0xd/0x10 [ 228.982976] ? __local_bh_enable_ip+0x161/0x230 [ 228.987750] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 228.993280] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 228.998465] sctp_sendmsg+0x1888/0x1d70 [ 229.002427] ? do_raw_spin_unlock+0x9e/0x2e0 [ 229.006830] ? sctp_id2assoc+0x3e0/0x3e0 [ 229.010897] ? _raw_spin_unlock_bh+0x30/0x40 [ 229.015302] ? __release_sock+0x3a0/0x3a0 [ 229.019456] inet_sendmsg+0x19f/0x690 [ 229.023247] ? copy_msghdr_from_user+0x3a0/0x560 [ 229.027993] ? ipip_gro_receive+0x100/0x100 [ 229.032304] ? move_addr_to_kernel.part.18+0x100/0x100 [ 229.037571] ? security_socket_sendmsg+0x94/0xc0 [ 229.042314] ? ipip_gro_receive+0x100/0x100 [ 229.046622] sock_sendmsg+0xd5/0x120 [ 229.050327] ___sys_sendmsg+0x805/0x940 [ 229.054309] ? copy_msghdr_from_user+0x560/0x560 [ 229.059068] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 229.064596] ? proc_fail_nth_write+0x96/0x1f0 [ 229.069089] ? __fget_light+0x2ef/0x430 [ 229.073056] ? fget_raw+0x20/0x20 [ 229.076503] ? find_held_lock+0x36/0x1c0 [ 229.080558] ? kasan_check_write+0x14/0x20 [ 229.084797] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 229.090321] ? sockfd_lookup_light+0xc5/0x160 [ 229.094808] __sys_sendmsg+0x115/0x270 [ 229.098703] ? __ia32_sys_shutdown+0x80/0x80 [ 229.103109] ? __sb_end_write+0xac/0xe0 [ 229.107075] ? fput+0x130/0x1a0 [ 229.110343] ? ksys_write+0x1a6/0x250 [ 229.114148] __x64_sys_sendmsg+0x78/0xb0 [ 229.118203] do_syscall_64+0x1b1/0x800 [ 229.122095] ? finish_task_switch+0x1ca/0x840 [ 229.126579] ? syscall_return_slowpath+0x5c0/0x5c0 [ 229.131496] ? syscall_return_slowpath+0x30f/0x5c0 [ 229.136421] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 229.141780] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 229.146629] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 229.151803] RIP: 0033:0x455a09 [ 229.154977] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 229.162674] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 229.169944] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 229.177199] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 229.184453] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 229.191710] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000001c 2018/05/28 16:33:59 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x11, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:59 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xfe80, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:59 executing program 3: r0 = socket$kcm(0x2, 0x20000000000a, 0x0) sendmsg(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f0000000200), 0xfffffffffffffe2b}, 0x0) sendmsg(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000003400)=[{&(0x7f0000000080)="0afbf5a3cb212614d73b648525ba06933aa6226cfd166a67bc5a786830a3b201edeec698c551d205de4a4afa47b8d151e27f4c5f84d3dead51ff0b1939e3216d8b4d8e9b2be7d083e13f777a65932fa1480e34651fad7a525d0532b505600e00263c", 0x62}, {&(0x7f0000000100)="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0x1000}, {&(0x7f0000001100)="c85657ba67541e86037e7a121580bea54bb6c12a4ac6af473caf092b959e59c29b659f71cdc3ff150f9964abe4c894c818384dfb013e73a64531054e3d5f71396eed48bf907f6ab9600129f09711cbf569f3778e40603d86b108e0f214da14e8ac980a6a905e8f41342640220787799daa29f029ce11daedb0b517f1597d3a3eaa7added397634fd3f528683e39f58c29390b5e6aafd39a9f30009b8c4e2f5aceea9f4fc9ea7fa21a935dca1e56f745f9b65f4d9fbbda7f8e0f7c9564e120af092ee6c26655c3610c12195a993", 0xcd}, {&(0x7f0000001200)="57b15dd9a2586062e50d121976385e56d5d25d0d2f79509d6557f2c579400961315adb9e64a9641791b3b62a7e9d0c0f3d361f8a6e684439f4d8c0a48d20866404883b630e084e6bc526c6ea3a51208eb3dc48981287c9a427336669699ae504d23582ce5ec1860e9138bd1b70b7d4e426bfa94527166bff9605f641a30aeb7c5cd7535359887a059873adfd655089bd526ea41c8944f8c421a8218ccad5b1b36ea971eacc689acc7c48f06e", 0xac}, 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", 0x1000}], 0x8, &(0x7f0000003480)=[{0x88, 0x11, 0x100000000, "f726815afff3de3b6685a21892522e1d4d421881fcfcfa85120895722ebdc96ed1c11d3c31f6f0ff6e4a7cd993eebb09cad7be1d4ad4f66d38a56bef0adbe7612e15a9ce9c050d5a287f84b09ea9705efc0e3f9ad61389d86b56036a83140fbe3794b5b1062162086c66ea4a0d01bc2b9f"}, {0x80, 0x111, 0x2, "37b9f9c31a88c7ab288083686b1d6f032abbd82d62fd4274800603edda40363c9a32ef640fb335343eb017a35afc3ceaa804d01ee5b4cc9b39ca03b2d6c30cea7b7b462b776c00e6781595b1deef01d366f957d1e72cb9581ab1a1e40a27255f52b59909cef827466aa6d4f69cec356b"}, {0xb0, 0x108, 0x2021, "2a5640dd71811e772f7d35820e6b38ecc18f3dd6d6234139b8c96c47805364b64e94806b1f2df4887003128796e6ad2793d791203510eec2485c97e69d65fc1df11fae81985df8204e1ff5a751931da158e23988c8c92fd1d3b2d816b98bd36520ca3128d905c5c262a5fc2d4777099af4718d57aeacce101ff9137eb1571cc262d3ae7f841a0508dbc5fa86d03757ef1df5fa3b27d5b0db9ea698a98d80"}, {0x38, 0x104, 0x6, "0bfcb7241a3e29df7e4a848fff1fe92ddd88a9225990c07ada1da0dd4b3e1ec5a5996966f0"}, {0x48, 0x116, 0x2, "ef62ab8b3e8f91ab48cd19496491b40175dd8839dd6880e67337c9e05929ef4cbb3405f918dc393c3d954e76a5cb7623a0e94defd3a7"}, {0x10, 0x19d, 0xfff}], 0x248, 0x800}, 0x4) 2018/05/28 16:33:59 executing program 4: socketpair(0x13, 0x80006, 0x6, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000040)={r0, &(0x7f0000000140)="e55332c5f666c6a1ec7830b8572e470f6490de3458ff6639de4fa28f063780c7f17c6421483ea36171eed14b05197cc656f9c4487cf74d25ff24294911196f0c0bac91b2b4add9d5405352d32df3d64c70ae752bd0b5fba67967fb514c41f679f822e88f369ec49c861d92439529986c9837ccdfc778091359e5", &(0x7f00000001c0)=""/174}, 0x18) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x9, 0x16, 0x6, 0x4, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r1, &(0x7f0000000140)}, 0x20) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000580)={r1, &(0x7f0000000500)='i', &(0x7f0000000340)=""/6}, 0x18) 2018/05/28 16:33:59 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000dec000)={0x6, 0x4, 0x338d, 0x7}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r0, &(0x7f0000000000), &(0x7f00000000c0), 0x1}, 0x20) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x7, 0xfffffffffffffff7, 0x2, 0x5, 0x8, 0xffffffffffffffff, 0x8e5d}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r0, &(0x7f0000000040)="e128fce646b04126214247938822a302dc040c858d71f8c147bd548bab3e8ff8554bd43432ac650cc1abddfec39e590b21aebc1300c2523915e9d10b6b819d57165e0a86f093d012ac87e7fe94455bb2d468b1bd986b6eb424ab73f53b7686f7dfd8afb0b9f6aaa647b09016b9b7b0406fb4594a16aeb4ed19cc16ddc42db91a785365c15b", &(0x7f0000000100)="d899cc4556cdd7a8137bbd1601fd766160"}, 0x20) 2018/05/28 16:33:59 executing program 6 (fault-call:1 fault-nth:29): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:33:59 executing program 7: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="18c775c94f00000000005d00028002007a0a8bf9db541990b44d60"], &(0x7f0000000280)="47504c00bc3047eb525f484f89fc96dd6ca64da40ff023122e66f6", 0x0, 0xce, &(0x7f0000000300)=""/206}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000002c0)={r0, 0x0, 0x2de, 0x5e6, &(0x7f0000001740)="edaeb07d15c6019e660699e6b609c8c6b33782d5f609f324b0401b47facc98a567ac56726a1e304c62c0a426b11df21c013b8ee24c65f01acf69275b7d6d47df57e75baf3acfe5591c4cde07e016988d8c8eeb8ba41be178e2a41724b111c066f598b9bb540e827e68aed4ef543ae6cc9d5342bb633a2188f9d6211763b8025396cb6a5e401c5fc9df9a77c763ff112f0f30a8904da607e4f66a994098fb7119e3b1b05a1397bcadc1b454942d7edc33423854a018217076466b4b3a9d5c72604ea1d38a03d334f15964a82acb109f", &(0x7f0000000740)=""/4096, 0xfffffffffffffffb}, 0x28) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="180000000000000000000000028000006a0a00fffffff6006118"], &(0x7f0000000080)='syzkalleP\x00', 0x0, 0xce, &(0x7f0000000180)=""/206}, 0x48) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000400)={0xe, 0x5, &(0x7f0000000040)=@framed={{0x18}, [@jmp={0x5}], {0x95}}, &(0x7f0000000200)='syzkaller\x00', 0x9, 0x27d, &(0x7f0000000300)=""/187}, 0x48) socketpair$ax25(0x3, 0x7, 0xce, &(0x7f0000000540)) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000000)={r1, 0x0, 0x9d, 0xf8, &(0x7f0000000480)="a8f3ee69a756eada45688436258337029ff24ff2a7f8dafc579f22957c609bd3360be28eecfb4074a4bdf1b909a77c948a29513e57f5584e2b8b728bbcf4a260828910f756a9faa3444718cc214a02fa286418ccc47610d712a62df8a96c656332c030496593bc9f3e78e2715053ef4a055d4a008fb165318a0953a930d86830cf29810362f21b98a5353e89d04ac6cb933681466e58e787e47f3b9116", &(0x7f0000000640)=""/248, 0x6}, 0x28) 2018/05/28 16:33:59 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xe, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:33:59 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x100) r1 = gettid() perf_event_open(&(0x7f0000000080)={0x3, 0x70, 0x3, 0xb5, 0x7ff, 0x0, 0x0, 0x2, 0x0, 0x4, 0xb7c, 0xffffffffb28f8d34, 0x5079, 0x6, 0x9, 0x9, 0x2, 0x4, 0x81, 0xfffffffffffffff7, 0x5, 0x1, 0xfb43, 0x1, 0x22, 0x8, 0x229, 0x9, 0x1, 0x1ff, 0x6, 0x7, 0xffffffff, 0x20, 0x7, 0x8, 0x7ff, 0x7, 0x0, 0x4, 0x1, @perf_config_ext={0x7fffffff, 0xffffffff7fffffff}, 0x1000, 0x7, 0x46, 0x5, 0x3, 0x400, 0x6}, r1, 0x9, r0, 0x9) r2 = socket$kcm(0x2, 0x3, 0x2) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000280)={0x0, 0xfffffffffffffffc, 0x7, 0x80000000, 0x8, 0xffffffffffffffff, 0xfffffffffffffff9}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000001300)={r3, &(0x7f00000002c0)="b03a59aedfa2e1af149d8d3662209c11670c6afdffbb166c8aa64e807cfced5be8e3af43e4b83f377fa3992e387e0572c191", &(0x7f0000000300)=""/4096}, 0x18) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x8) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='fuseblk\x00', 0x0, &(0x7f00000001c0)="b27d221370287b75857c588c63aa817aa9dff99caf9294bf087634acb2d7e7812de91597014007cf031f5812722382ef8302dff39aa3ee05f749022cbd960d6713469df4723fb94f42c3065783629e50a3c4a0a9edbe8f3f145fe065683ee20176e21e60e4b1ec8895c3b477c4636d2a11eade755d9c0b4492c2836f3c8a75f1f6965500759da77b9248291c098a1f7c190d7ae9db") close(r2) socket$kcm(0x29, 0x2, 0x0) [ 229.569916] FAULT_INJECTION: forcing a failure. [ 229.569916] name failslab, interval 1, probability 0, space 0, times 0 [ 229.581297] CPU: 0 PID: 18883 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 229.588678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 229.598044] Call Trace: [ 229.600655] dump_stack+0x1b9/0x294 [ 229.604282] ? dump_stack_print_info.cold.2+0x52/0x52 [ 229.609749] ? __save_stack_trace+0x7e/0xd0 [ 229.614065] should_fail.cold.4+0xa/0x1a [ 229.618113] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 229.623204] ? save_stack+0x43/0xd0 [ 229.626819] ? kasan_kmalloc+0xc4/0xe0 [ 229.630692] ? kmem_cache_alloc_trace+0x152/0x780 [ 229.635531] ? sctp_add_bind_addr+0xf9/0x4a0 [ 229.639949] ? sctp_copy_local_addr_list+0x499/0x690 [ 229.645039] ? sctp_copy_one_addr+0x5d/0x170 [ 229.649606] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 229.655301] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 229.660212] ? sctp_sendmsg+0x1888/0x1d70 [ 229.664346] ? inet_sendmsg+0x19f/0x690 [ 229.668308] ? sock_sendmsg+0xd5/0x120 [ 229.672182] ? ___sys_sendmsg+0x805/0x940 [ 229.676328] ? __sys_sendmsg+0x115/0x270 [ 229.680405] ? __x64_sys_sendmsg+0x78/0xb0 [ 229.684636] ? do_syscall_64+0x1b1/0x800 [ 229.688685] ? graph_lock+0x170/0x170 [ 229.692479] ? print_usage_bug+0xc0/0xc0 [ 229.696523] ? graph_lock+0x170/0x170 [ 229.700316] ? find_held_lock+0x36/0x1c0 [ 229.704375] ? lock_downgrade+0x8e0/0x8e0 [ 229.708515] __should_failslab+0x124/0x180 [ 229.712738] should_failslab+0x9/0x14 [ 229.716525] kmem_cache_alloc_trace+0x4b/0x780 [ 229.721100] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 229.726282] ? __sanitizer_cov_trace_cmp2+0x18/0x20 [ 229.731291] sctp_add_bind_addr+0xf9/0x4a0 [ 229.735512] ? sctp_bind_addr_free+0x20/0x20 [ 229.739924] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 229.745106] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.750642] ? sctp_v4_scope+0x19b/0x1c0 [ 229.754692] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 229.759900] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 229.764908] sctp_copy_local_addr_list+0x499/0x690 [ 229.769824] ? sctp_defaults_init+0xe50/0xe50 [ 229.774309] ? get_random_bytes+0x34/0x40 [ 229.778441] ? sctp_association_new+0x19d8/0x2170 [ 229.783282] ? n_tty_open+0x1b/0x460 [ 229.786981] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 229.792162] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 229.797689] sctp_copy_one_addr+0x5d/0x170 [ 229.801918] ? sctp_copy_one_addr+0x5d/0x170 [ 229.806325] sctp_bind_addr_copy+0x16b/0x45b [ 229.810720] ? sctp_copy_one_addr+0x170/0x170 [ 229.815205] ? sctp_autobind+0x16d/0x1f0 [ 229.819257] ? sctp_do_bind+0x5f0/0x5f0 [ 229.823222] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 229.828751] ? security_sctp_bind_connect+0x99/0xc0 [ 229.833756] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 229.838413] ? sctp_sendmsg+0x125e/0x1d70 [ 229.842574] ? sctp_autobind+0x1f0/0x1f0 [ 229.847618] ? __local_bh_enable_ip+0x161/0x230 [ 229.852288] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 229.857300] ? lock_sock_nested+0x9f/0x120 [ 229.861524] ? trace_hardirqs_on+0xd/0x10 [ 229.865662] ? __local_bh_enable_ip+0x161/0x230 [ 229.870326] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 229.875856] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 229.881037] sctp_sendmsg+0x1888/0x1d70 [ 229.885002] ? do_raw_spin_unlock+0x9e/0x2e0 [ 229.889406] ? sctp_id2assoc+0x3e0/0x3e0 [ 229.893463] ? _raw_spin_unlock_bh+0x30/0x40 [ 229.897872] ? __release_sock+0x3a0/0x3a0 [ 229.902198] inet_sendmsg+0x19f/0x690 [ 229.905988] ? copy_msghdr_from_user+0x3a0/0x560 [ 229.910736] ? ipip_gro_receive+0x100/0x100 [ 229.915046] ? move_addr_to_kernel.part.18+0x100/0x100 [ 229.920326] ? security_socket_sendmsg+0x94/0xc0 [ 229.925069] ? ipip_gro_receive+0x100/0x100 [ 229.929381] sock_sendmsg+0xd5/0x120 [ 229.933082] ___sys_sendmsg+0x805/0x940 [ 229.937053] ? copy_msghdr_from_user+0x560/0x560 [ 229.941820] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 229.947351] ? proc_fail_nth_write+0x96/0x1f0 [ 229.951838] ? __fget_light+0x2ef/0x430 [ 229.955889] ? fget_raw+0x20/0x20 [ 229.959327] ? find_held_lock+0x36/0x1c0 [ 229.963376] ? kasan_check_write+0x14/0x20 [ 229.967614] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 229.973145] ? sockfd_lookup_light+0xc5/0x160 [ 229.977637] __sys_sendmsg+0x115/0x270 [ 229.981686] ? __ia32_sys_shutdown+0x80/0x80 [ 229.986090] ? __sb_end_write+0xac/0xe0 [ 229.990055] ? fput+0x130/0x1a0 [ 229.993320] ? ksys_write+0x1a6/0x250 [ 229.997117] __x64_sys_sendmsg+0x78/0xb0 [ 230.001170] do_syscall_64+0x1b1/0x800 [ 230.005051] ? finish_task_switch+0x1ca/0x840 [ 230.009537] ? syscall_return_slowpath+0x5c0/0x5c0 [ 230.014454] ? syscall_return_slowpath+0x30f/0x5c0 [ 230.019394] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 230.024754] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 230.029588] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 230.034767] RIP: 0033:0x455a09 [ 230.037958] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 230.045659] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 230.052927] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 230.060188] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/05/28 16:34:00 executing program 3: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000300)={&(0x7f0000000000)=@in6={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x80, &(0x7f00000002c0)=[{&(0x7f00000001c0)="a4", 0x1}], 0x1}, 0x4040) sendmsg$kcm(r0, &(0x7f00000017c0)={&(0x7f0000000080)=@in6={0xa, 0x4e24, 0x1a0a, @mcast1={0xff, 0x1, [], 0x1}, 0x7}, 0x80, &(0x7f0000000240)=[{&(0x7f0000000340)="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0x1000}, {&(0x7f0000001340)="990267e6923dbfa1fb07e2a0b17c6cf23cd10a1b268a280866cbd8deb22844686e6615b9ee690ed8a012ba5c5b1f585951c97ee0a277b1b2edaf0f9b462c3b4b86981c6179c54980bbcfeb6ab4618776657c17af3f27fd34db652b7b7572174f4333d061fb50b265945aa38bbac14a5b801a93d565011fda9de3c64eb35516ea2cb7b27c21977a667d0012b74c61d3631a027e3015728efbab9b023b9abe849b0a62e8ebbc4b39c7b81262225b86e6e23b3e62bb7224071a24950c4b6d910fbee774dda7fa169939fc12b4b197176c15d148766843a8daaf32d0af1d5656a9b5530dca66e6edaae8c196d25432d3", 0xee}, {&(0x7f0000000100)="10c83e51b196cd7cb92cbc9bbd5c3d40f84ce5774827ed9841ae2e", 0x1b}, {&(0x7f0000000140)="6bc15368fb914000060f28157a4bedfe5126cdcd4b7ca5b99620e15fbaa1fb0b318d6a709e4660d21b5001bc19b6f30db887314dc734cb68daf68a21427fb2bdc93756495afa7709db14e2e7365afbbbcf9c98bf5d0c90d83869c0429039d545bd665e50d524015bce11e5cd8c180957de86bcd60253a35a68f58b7c22", 0x7d}, {&(0x7f0000000200)="c47e8ee5cb485cb81f2c40c6bdb3a8339a31a2de893906106d22af34c8b3b3670e2815d956b5f436d32e553dee6e37ab8ae84989cc3e60f70ab98b", 0x3b}], 0x5, &(0x7f0000001440)=[{0x18, 0x11, 0x1, 'f+\b'}, {0x70, 0x109, 0x80, "2814fd4d88ec3c3261170e55ddbf8459020c984509fbe8c52fbd28a39a1a91a470e8a89bc5f12f86d67bb8765ee9946f1d7bef1f205c4e8ef55fe285eb8f6577909cf54eda55b3b3d20c22f6d24895c265582bc3c57256af23e29163db"}, {0xb8, 0x0, 0x6, "a8fa8d6af28e35c3a151d9b122b61034aeca2667b7d159b0418db4c87c10eacad60b7727c2d969ca79331a0141d08b1a6fecfd8a25d4c4658f136b69a7b1f887e87428af38d88654e3f61b0b1ae23a8cbe876800ca157de7aad57e68acfb95a81e5c9521a8085aa0e846376a578a99f32e28da2678590c2616f0878693ea9791f9f26dd544c9a36014c5f92a94284557971f65ec41fe15d17f88c283c42fff48da1d53"}, {0x30, 0x12b, 0x101, "b8c5aa40a43cd450576b1d444b159f64e2fcd503c87703cc31"}, {0xf8, 0x1ff, 0xecea, "a56175b3cd62f8a81f6a4b281e8a720a097cc176039caf7baf1041ec5a97c68983b5fea22c1ad1560728da4fa32f3e6556cbaaebdb1b3bea78c64a63653f502b36e8bb20cdeaf14293c4f0928a35b7d55d9df48f25e66f33c93be2a08a2d157a1d8bf495730bc5612fbb6b63cbae7af52db0e186a0ba204cd012963b24ba3f7b51a0561370785fb3b0934b9432f0a3d92c31ba68656731c17ea12b991bd2c874e54084c82e312771bf986b6076b09b51d1f4911accf7046f2eeeb5104b86925b9df4d20d47718a9fb5034a82e3a87c744ff68f76e169c14bf57febd85c9bf236fe07c00acead"}, {0xb0, 0x116, 0x8c, "6ca242f4e0bd53da93159de313f4ea4359a352679aec37b5eb0f02c6eb7032c1a7618abf20bd1db8d4155bbdd42218d29f3587f5b28748554ae7425df546ab5898bcbdbe413eafc3a040d2b515e10f4108d5708a586568e56ac0b3cd458b186da6af326281de8913cbe83ee98ae18094c6d8baa8d58cf4ffa812e1dc385dafeecf15187c20c0c532de0673a80860203f1649410bf9fef3c8a66fd38465e2"}, {0x18, 0x11f, 0x2, "fb1b00ee0b2432df"}, {0x28, 0x100, 0x10001, "492ebd4592db664a63e85f25c30109cc176fb0ed1f"}], 0x358, 0x40044}, 0x84) [ 230.067453] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 230.074720] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000001d 2018/05/28 16:34:00 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x2c) r0 = socket$kcm(0xa, 0x1, 0x87) sendmsg$kcm(r0, &(0x7f0000000400)={&(0x7f00000000c0)=@ax25={0x3, {"d15f3a1f90a900"}, 0x3ff}, 0x80, &(0x7f00000003c0)=[{&(0x7f0000000140)="3c18a64ceb249d6368d7ba270c6091afa2914314c58085c9131b70be7bcb6f5d63e0f093641db3bc1608e05715c972aa69a13f", 0x33}, {&(0x7f0000000180)="da118e1865bad23048b8c7981f517145ada8ec61373e5f95cebc001ca1ad53870ae1812a15a0ad28a0cc81983fcd4b0268d63311a2b815d84f667b98598ef661bd7472c7bf876f9ad533bee6fe329f84ced426ddf57d16c28599c5cc11d695aa511357d1b46b380b05a86817996d6ad9de06cbfa2c7993a06381c2593cf7d2d297647ad3f0e01890fa1fdd45edec84691201217ce2cd39c716f694e47bca67307514a6e5f08e58a9f5cb7c98ce1f78fb1b881c1e8b60490f222302a99e50b2d3f8725d26", 0xc4}, {&(0x7f0000000280)="4638a1cfba883fc91d321e28de1a1b5f478f79dbcf8cc4ee5e15d37d4757f888448dc1ef9f8303da61822fc32c94453725b183cc621ab40e0b576c80973de41ba62295a21dec9a8c1ad7cf05e605748eafddfb31b482d7e5a5cab762ef97f6e985d63e19a372209650f017", 0x6b}, {&(0x7f0000000300)="5ebc0102cd0a5068e4233f9567f8ab213e5f67e1a3278b8b54628157b6313f7af91870b5c446ecb8a00efb18e63510fa481f3c119ee5289ca2d11e5c231b49d59e8f08f6e34994a0be626da29d8543128da50977573ebd8de308f90ad295e99e90bdc2ec83119776f3a4f77275fce214cd03cacbcd0d71a8684d2d88009be3c9cb906483931f7cc35c707ecf31f2c62f63ce1c7603c6d264715df89ac981ac5f77f371490a655aea33dba58a79eb300077e661b6156621", 0xb7}], 0x4, &(0x7f00000006c0)=ANY=[@ANYBLOB="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"], 0x1c8, 0x4000000}, 0x20000001) sendmsg$kcm(r0, &(0x7f0000002780)={&(0x7f0000000000)=@un=@abs, 0x80, &(0x7f0000000680)=[{&(0x7f0000000080)="d0ef", 0x2}, {&(0x7f0000000580)="84078aa5", 0x4}], 0x2, &(0x7f0000000100)}, 0x0) 2018/05/28 16:34:00 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x200000000000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:00 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(0xffffffffffffffff, 0x4008240b, &(0x7f00000000c0)={0x0, 0x70, 0x0, 0x0, 0x0, 0x1000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6dd6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffa7, 0xda14, 0x0, 0x632, 0x0, 0xffffffff00000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x7}) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r1, 0x4008240b, &(0x7f0000000600)={0x0, 0x70, 0x4000000000000, 0x1000, 0xfffffffffffffbff, 0x100, 0x0, 0x7ff, 0x11084, 0x2, 0x400000000000, 0x46, 0x0, 0x8001, 0x1eda147b, 0x3, 0x0, 0x204, 0x6, 0x1, 0xa5d7, 0x2f5, 0x100000000, 0x7fff, 0x200, 0x100, 0x3, 0x6, 0x5, 0x7fffffff, 0x1f, 0x7fffffff, 0x172, 0x3, 0xfffffffffffffffb, 0x1, 0x0, 0x204a, 0x0, 0x100000001, 0x6, @perf_bp={&(0x7f00000005c0), 0x9}, 0x10000, 0x7, 0x6, 0x7, 0x100000001, 0xffffffff80000001, 0xffff}) sendmsg$kcm(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000500)="5a9ed4b52cb61d0eb2e763a15d15a8488be9eab974c27cf8a14fee53725baa23d59d385e83008f62b96c6ac226926b5e71fdd7c347a9874b696d081fd90a6859eb5473ae376b00805e3f01d98614", 0x4e}], 0x1, 0x0, 0x0, 0x4000001}, 0x20000000) recvmsg$kcm(r0, &(0x7f0000000200)={&(0x7f0000000040)=@ax25, 0x10, &(0x7f0000000000)=[{&(0x7f0000000080)=""/151, 0xffffff77}], 0x1, &(0x7f00000001c0)=""/17, 0x11}, 0x0) recvmsg$kcm(r0, &(0x7f00000004c0)={&(0x7f00000002c0)=@sco, 0x80, &(0x7f0000000400)=[{&(0x7f0000000340)=""/88, 0x58}], 0x1, &(0x7f0000000440)=""/124, 0x7c}, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)=@vsock, 0xfffffffffffffef2, &(0x7f00000000c0)=[{&(0x7f0000000180)=""/154, 0xfffffffffffffe95}], 0x1, &(0x7f0000000240)=""/105, 0x69}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000)}, 0x0) sendmsg$kcm(r1, &(0x7f0000001880)={&(0x7f0000000680)=@nl=@proc={0x10, 0x0, 0x25dfdbfb, 0x204}, 0x80, &(0x7f0000000740)=[{&(0x7f0000000700)="4620b4a0e3caa44f599e9912cc7a6fd0c37dbca0bd641e2d46e875f7d12f4e0727346e93f0df9338121f", 0x2a}], 0x1, &(0x7f0000000780)=[{0xc8, 0x11f, 0x4000000, "e9045805c7403e4dd1ea5aace1208a564357728dc8e9abef2f373bc8c8f9c503a5e42b61db89905eeace5ee9b9ad147cd590afc210b92f7863e0884cfdc21cb2bd7465817dbf7660bf0c0ad7aaab908626dfbcc419f587295ef775c6b7a784562255b43c86673b13e644d3fc097b6f6ec283203a4ffbbfc7da7cf471e9364be7724f7ec4978fe3ed5ecb666ffe1a6ac8f2ac2808e6db74618c5f39ae40d731ef597dc38b060f7a6c60b28b0bb1eafa325b0880"}, {0x1010, 0x3a, 0x6, "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"}], 0x10d8, 0x10}, 0x0) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r2) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_PERIOD(r2, 0x8941, &(0x7f0000000240)=0x1) 2018/05/28 16:34:00 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x400000000000006, 0x4, 0x7f, 0xffffffffffffffc1}, 0x2c) 2018/05/28 16:34:00 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x2, 0x7, 0x2) close(r0) close(r1) 2018/05/28 16:34:00 executing program 6 (fault-call:1 fault-nth:30): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:00 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x200000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:00 executing program 3: r0 = socket$kcm(0xa, 0x522000000003, 0x11) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f0000000080), &(0x7f0000000000), 0x9}, 0xfff1) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x10, 0x7, 0x1ff, 0xfff, 0x4, 0xffffffffffffffff, 0xffffffffffffffff}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0xe, 0x4, 0x4, 0xfffffffffffffffa, 0x4, r1, 0x4}, 0x2c) setsockopt$sock_attach_bpf(r0, 0x29, 0x24, &(0x7f0000000300), 0x1a4) [ 230.380010] FAULT_INJECTION: forcing a failure. [ 230.380010] name failslab, interval 1, probability 0, space 0, times 0 [ 230.391440] CPU: 0 PID: 18922 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 230.398737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 230.408116] Call Trace: [ 230.410750] dump_stack+0x1b9/0x294 [ 230.414467] ? dump_stack_print_info.cold.2+0x52/0x52 [ 230.419701] ? __save_stack_trace+0x7e/0xd0 [ 230.424229] should_fail.cold.4+0xa/0x1a [ 230.428311] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 230.433450] ? zap_class+0x720/0x720 [ 230.437187] ? perf_trace_lock+0x900/0x900 [ 230.441441] ? sctp_sendmsg+0x1888/0x1d70 [ 230.445584] ? sock_sendmsg+0xd5/0x120 [ 230.450067] ? ___sys_sendmsg+0x805/0x940 [ 230.454203] ? __sys_sendmsg+0x115/0x270 [ 230.458255] ? __x64_sys_sendmsg+0x78/0xb0 [ 230.462485] ? do_syscall_64+0x1b1/0x800 [ 230.466544] ? graph_lock+0x170/0x170 [ 230.470345] ? print_usage_bug+0xc0/0xc0 [ 230.474401] ? perf_trace_lock_acquire+0xe3/0x980 [ 230.479236] ? graph_lock+0x170/0x170 [ 230.483051] ? find_held_lock+0x36/0x1c0 [ 230.487122] ? lock_downgrade+0x8e0/0x8e0 [ 230.491273] __should_failslab+0x124/0x180 [ 230.495514] should_failslab+0x9/0x14 [ 230.499320] kmem_cache_alloc_trace+0x4b/0x780 [ 230.503908] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 230.509108] ? __sanitizer_cov_trace_cmp2+0x18/0x20 [ 230.514137] sctp_add_bind_addr+0xf9/0x4a0 [ 230.518370] ? sctp_bind_addr_free+0x20/0x20 [ 230.522773] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 230.527965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.533495] ? sctp_v4_scope+0x19b/0x1c0 [ 230.537554] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 230.542741] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 230.547760] sctp_copy_local_addr_list+0x499/0x690 [ 230.552689] ? sctp_defaults_init+0xe50/0xe50 [ 230.557180] ? get_random_bytes+0x34/0x40 [ 230.561318] ? sctp_association_new+0x19d8/0x2170 [ 230.566163] ? n_tty_open+0x1b/0x460 [ 230.569872] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 230.575062] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 230.580600] sctp_copy_one_addr+0x5d/0x170 [ 230.584918] ? sctp_copy_one_addr+0x5d/0x170 [ 230.589337] sctp_bind_addr_copy+0x16b/0x45b [ 230.593745] ? sctp_copy_one_addr+0x170/0x170 [ 230.598236] ? sctp_autobind+0x16d/0x1f0 [ 230.602378] ? sctp_do_bind+0x5f0/0x5f0 [ 230.606347] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 230.611976] ? security_sctp_bind_connect+0x99/0xc0 [ 230.617051] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 230.621717] ? sctp_sendmsg+0x125e/0x1d70 [ 230.625880] ? sctp_autobind+0x1f0/0x1f0 [ 230.629943] ? __local_bh_enable_ip+0x161/0x230 [ 230.634616] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 230.639644] ? lock_sock_nested+0x9f/0x120 [ 230.643886] ? trace_hardirqs_on+0xd/0x10 [ 230.648032] ? __local_bh_enable_ip+0x161/0x230 [ 230.652696] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 230.658226] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 230.663408] sctp_sendmsg+0x1888/0x1d70 [ 230.667376] ? do_raw_spin_unlock+0x9e/0x2e0 [ 230.671781] ? sctp_id2assoc+0x3e0/0x3e0 [ 230.675841] ? _raw_spin_unlock_bh+0x30/0x40 [ 230.680247] ? __release_sock+0x3a0/0x3a0 [ 230.684417] inet_sendmsg+0x19f/0x690 [ 230.688223] ? copy_msghdr_from_user+0x3a0/0x560 [ 230.693060] ? ipip_gro_receive+0x100/0x100 [ 230.697390] ? move_addr_to_kernel.part.18+0x100/0x100 [ 230.702670] ? security_socket_sendmsg+0x94/0xc0 [ 230.707513] ? ipip_gro_receive+0x100/0x100 [ 230.711831] sock_sendmsg+0xd5/0x120 [ 230.715557] ___sys_sendmsg+0x805/0x940 [ 230.721531] ? copy_msghdr_from_user+0x560/0x560 [ 230.726297] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 230.731833] ? proc_fail_nth_write+0x96/0x1f0 [ 230.736328] ? __fget_light+0x2ef/0x430 [ 230.740300] ? fget_raw+0x20/0x20 [ 230.743752] ? find_held_lock+0x36/0x1c0 [ 230.747816] ? kasan_check_write+0x14/0x20 [ 230.752072] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 230.757692] ? sockfd_lookup_light+0xc5/0x160 [ 230.762188] __sys_sendmsg+0x115/0x270 [ 230.766071] ? __ia32_sys_shutdown+0x80/0x80 [ 230.770472] ? __sb_end_write+0xac/0xe0 [ 230.774442] ? fput+0x130/0x1a0 [ 230.777715] ? ksys_write+0x1a6/0x250 [ 230.781521] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 230.786364] __x64_sys_sendmsg+0x78/0xb0 [ 230.790418] do_syscall_64+0x1b1/0x800 [ 230.794314] ? finish_task_switch+0x1ca/0x840 [ 230.798801] ? syscall_return_slowpath+0x5c0/0x5c0 [ 230.803725] ? syscall_return_slowpath+0x30f/0x5c0 [ 230.808652] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 230.814015] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 230.818885] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 230.824068] RIP: 0033:0x455a09 [ 230.827247] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 230.834971] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 230.842238] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 230.849513] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 230.856781] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 230.864048] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000001e 2018/05/28 16:34:01 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x100000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:01 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xe803000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:01 executing program 7: socketpair(0x17, 0x0, 0x7, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000080)=0x80) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xe, 0x4, 0x4, 0x41934, 0x0, 0xffffffffffffffff, 0x0, [0x305f]}, 0x2c) 2018/05/28 16:34:01 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000004c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r0, &(0x7f0000000880)={0x0, 0x0, &(0x7f0000000000), 0x0, &(0x7f0000003540)=ANY=[], 0x0, 0x2000c084}, 0x0) recvmsg$kcm(r1, &(0x7f0000003dc0)={&(0x7f0000000640)=@can, 0x80, &(0x7f0000003d40)=[{&(0x7f0000003d00)=""/32, 0x20}], 0x1}, 0x2140) 2018/05/28 16:34:01 executing program 6 (fault-call:1 fault-nth:31): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:01 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = socket$kcm(0x2, 0x3, 0x2) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000100)={&(0x7f00000000c0)='./file0\x00', 0x0, 0x10}, 0x10) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000140)=r2, 0x8e) close(r1) 2018/05/28 16:34:01 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xc, 0xf85, 0x5d2, 0x100, 0x2, 0xffffffffffffffff, 0x80000001}, 0x2c) r0 = gettid() socketpair(0xf, 0x3, 0x10001, &(0x7f0000000240)={0xffffffffffffffff}) perf_event_open(&(0x7f00000001c0)={0x5, 0x70, 0x7, 0x101, 0x9, 0x1, 0x0, 0x8, 0xc1120, 0x4, 0xffffffffffffffff, 0x3, 0x7fffffff, 0x3db4, 0x42f0, 0x9, 0x1, 0x0, 0x1, 0x3800000000000, 0x20, 0x1, 0x1868, 0x7, 0x3c, 0x1f9, 0x10000, 0x8, 0x5, 0x7, 0xfffffffffffffffa, 0x4c3, 0x4, 0x9, 0x5, 0xc9, 0x9, 0x400, 0x0, 0x59d, 0x0, @perf_bp={&(0x7f0000000180), 0x2}, 0x8002, 0x6, 0x1, 0x4, 0x800, 0xffffffff, 0x316}, r0, 0x3, r1, 0x1) r2 = socket$kcm(0xa, 0x2, 0x11) setsockopt$sock_attach_bpf(r2, 0x29, 0x6, &(0x7f0000000700), 0x20000704) r3 = perf_event_open(&(0x7f00000000c0)={0x5, 0x70, 0x7, 0xfffffffffffffffc, 0x6, 0x5, 0x0, 0x5, 0x80000, 0x9, 0x776, 0x6, 0x8a3e484, 0x7fff, 0x6, 0x1, 0x80, 0x100, 0x8, 0x81, 0xc777, 0x9b, 0x4, 0x5, 0x7, 0xfb, 0x7, 0x0, 0x1, 0xffffffff, 0x6, 0xca, 0x1000, 0x4, 0x1, 0x3, 0x9, 0x9, 0x0, 0x8, 0x7, @perf_bp, 0x10, 0xb81, 0x0, 0x6, 0x1, 0x8000}, 0x0, 0x10, 0xffffffffffffff9c, 0xa) ioctl$PERF_EVENT_IOC_PERIOD(r3, 0x40082404, &(0x7f0000000140)=0x7fff) socket$kcm(0x29, 0x2, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x5, 0x10001, 0x9, 0x100000000000008, 0x16, 0xffffffffffffffff, 0x4}, 0x221a7938a1c4af62) 2018/05/28 16:34:01 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x400300, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:01 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x2, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:01 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)="2e2466696c6530f600", 0x0) r0 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x894c, &(0x7f0000000100)={r0}) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89a1, &(0x7f0000000040)={r1}) 2018/05/28 16:34:01 executing program 7: r0 = socket$kcm(0x2, 0x5, 0x0) sendmsg$kcm(r0, &(0x7f0000000140)={&(0x7f0000000080)=@ethernet={0x0, @link_local={0x1, 0x80, 0xc2}}, 0x80, &(0x7f0000000280), 0x1000000000000114, &(0x7f0000000180), 0x10}, 0x0) sendmsg$kcm(r0, &(0x7f0000001340)={&(0x7f0000000000)=@generic={0x9, "cefd6217344a66f19a5452047925504e1abe6ef4092e6e87a798faafb10b138e08bf547b75361f1c010b8d6b733736e329c7e3116f1a0747a85ba4cc8368f2506a5a67888d65310b55fc0955982dc7722a3fe7955ce8333ff34b163b51d2ef8ff85881f8bf36221a791ca7e7f5465a21c8ec0bd0959d79f452caaf792d46"}, 0x80, &(0x7f0000000100)=[{&(0x7f0000000180)="d651dcedb92222b99abf7b61b25f4e8e45b67c03854a590c3149a6ccfe9a5755b7dc7252b84f6318090e1a8c1562748a3a1864360928833e42a0123661926625aead354493d0c98ca01e0757c0be75d62d5b3095b07bf8f250995f61a39be0064a52fffc792ca01c8180614c4b6a601d082be73a2f32123e565f7c49dd05ac4335379befef06e3536a59252833a08d2d3503fcfeea532fb84e8cd5d9702f4373cbfe893b04fa072c0e4550211c2943da6b80f8a12754113803471b4ebf9d27fdf9300b6cec884f", 0xc7}, {&(0x7f0000000280)="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", 0x1000}], 0x2, &(0x7f0000001280)=[{0x30, 0x19f, 0x5, "25133b498f0433094bc60c35da83e40ae0ab17b6f754df9fe8"}, {0x38, 0x13f, 0x5, "1b2d233ff9da22ccef357960e397a42f44c7ff5b4066b65ffbfa0bb27f60504bb688d15f"}, {0x40, 0x11d, 0x8, "b13b055dca3354d50bada6c6fdbf03bcace757b06a35a5e8694daf268d4bc47325ad329561f16b9aea6f3215577b23d1"}], 0xa8, 0x40}, 0x4000000) 2018/05/28 16:34:01 executing program 7: r0 = bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x6, 0x3, &(0x7f0000346fc8)=@framed={{0x18}, [], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x1, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000040)={&(0x7f0000000080)='./file0\x00', r0}, 0x10) [ 231.413649] FAULT_INJECTION: forcing a failure. [ 231.413649] name failslab, interval 1, probability 0, space 0, times 0 [ 231.425769] CPU: 0 PID: 18974 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 231.433064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 231.442438] Call Trace: [ 231.445055] dump_stack+0x1b9/0x294 [ 231.448716] ? dump_stack_print_info.cold.2+0x52/0x52 [ 231.453937] ? __save_stack_trace+0x7e/0xd0 [ 231.458291] should_fail.cold.4+0xa/0x1a 2018/05/28 16:34:01 executing program 3: socketpair$unix(0x1, 0x102, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) sendmsg(r0, &(0x7f0000000880)={0x0, 0x0, &(0x7f0000000640), 0x0, &(0x7f00000006c0), 0x4}, 0x0) socketpair(0xb, 0xf, 0x8, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r0, &(0x7f0000002180)={&(0x7f00000018c0)=@can={0x0, 0x0}, 0x80, &(0x7f0000002000)=[{&(0x7f0000001940)=""/138, 0x8a}, {&(0x7f0000001a00)=""/187, 0xbb}, {&(0x7f0000001ac0)=""/215, 0xd7}, {&(0x7f0000001bc0)=""/252, 0xfc}, {&(0x7f0000001cc0)=""/210, 0xd2}, {&(0x7f0000001dc0)=""/236, 0xec}, {&(0x7f0000001ec0)=""/168, 0xa8}, {&(0x7f0000001f80)=""/84, 0x54}], 0x8, &(0x7f0000002080)=""/217, 0xd9, 0x5}, 0x100) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000180)={r0}) bpf$PROG_LOAD(0x5, &(0x7f00000021c0)={0x3, 0x15, &(0x7f0000000080)=@framed={{0x18, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0xfffffffffffffffd}, [@ldst={0x0, 0x1, 0x3, 0x3, 0xf, 0xffffffff, 0x18}, @generic={0xfffffffffffffffa, 0x1da3, 0x27b0}, @ldst={0x2, 0x0, 0x6, 0x1, 0x0, 0xffffffff, 0x4}, @alu={0x4, 0x1, 0x2, 0x2, 0x1, 0xffffffc6, 0xfffffffffffffffc}, @ldst={0x3, 0x1, 0x0, 0x9, 0x7, 0xfffffff8, 0x1}, @call={0x85, 0x0, 0x0, 0x19}, @map={0x18, 0x0, 0x1, 0x0, r1}, @exit={0x95}, @alu={0x7, 0x0, 0x7, 0xa, 0x7, 0x56, 0xffffffffffffffff}], {0x95}}, &(0x7f0000000140)='GPL\x00', 0x7, 0x1000, &(0x7f00000008c0)=""/4096, 0x40f00, 0x1, [], r2, 0x8}, 0x48) [ 231.462387] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 231.467519] ? zap_class+0x720/0x720 [ 231.471250] ? sctp_copy_local_addr_list+0x499/0x690 [ 231.476357] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 231.482078] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 231.486931] ? sctp_sendmsg+0x1888/0x1d70 [ 231.491178] ? inet_sendmsg+0x19f/0x690 [ 231.495238] ? sock_sendmsg+0xd5/0x120 [ 231.499126] ? ___sys_sendmsg+0x805/0x940 [ 231.503272] ? __sys_sendmsg+0x115/0x270 [ 231.507330] ? __x64_sys_sendmsg+0x78/0xb0 2018/05/28 16:34:01 executing program 2: bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="18c775c94f00000000008000028000007a0a8bf92c969b95dc5f98"], &(0x7f0000000000)="47504c00bc3047eb525f484f89fc96dd6ca64da40ff023122e66f6", 0x0, 0xce, &(0x7f0000000300)=""/206}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="180000000000000000000000028000006a0a00fffffff6006118"], &(0x7f00000002c0)="73796053e45b7e1f06be62dc9ee47a6b616c6c655000955809be247c98b0a2ed7127eb47bfbd45d6d5d8b55656712e22d39546d6b6a49dc7edc1", 0x0, 0xce, &(0x7f0000000180)=""/206, 0xfffffffffffffffd}, 0x48) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000400)={0xd, 0x5, &(0x7f0000000040)=ANY=[@ANYBLOB="18000000000000000000000000000200000000950000000000000000000000000000000000000000"], &(0x7f0000000200)='syzkaller\x00', 0x9, 0xbb, &(0x7f0000000480)=""/187}, 0x48) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000280)=r0, 0x4) [ 231.511574] ? do_syscall_64+0x1b1/0x800 [ 231.515659] ? graph_lock+0x170/0x170 [ 231.519491] ? find_held_lock+0x36/0x1c0 [ 231.523579] ? print_usage_bug+0xc0/0xc0 [ 231.527672] ? graph_lock+0x170/0x170 [ 231.531509] ? find_held_lock+0x36/0x1c0 [ 231.535599] ? lock_downgrade+0x8e0/0x8e0 [ 231.539764] __should_failslab+0x124/0x180 [ 231.544012] should_failslab+0x9/0x14 [ 231.547843] kmem_cache_alloc_trace+0x4b/0x780 [ 231.552447] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 231.556957] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.562519] sctp_add_bind_addr+0xf9/0x4a0 [ 231.566768] ? sctp_bind_addr_free+0x20/0x20 [ 231.571179] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 231.576375] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 231.581577] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 231.586595] sctp_copy_local_addr_list+0x499/0x690 [ 231.591549] ? sctp_defaults_init+0xe50/0xe50 [ 231.596072] ? get_random_bytes+0x34/0x40 [ 231.600241] ? sctp_association_new+0x19d8/0x2170 [ 231.605120] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 231.610323] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.615917] sctp_copy_one_addr+0x5d/0x170 [ 231.620157] ? sctp_copy_one_addr+0x5d/0x170 [ 231.624563] sctp_bind_addr_copy+0x16b/0x45b [ 231.628967] ? sctp_copy_one_addr+0x170/0x170 [ 231.633451] ? sctp_autobind+0x16d/0x1f0 [ 231.637507] ? zap_class+0x720/0x720 [ 231.641214] ? sctp_do_bind+0x5f0/0x5f0 [ 231.645192] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 231.650740] ? security_sctp_bind_connect+0x99/0xc0 [ 231.655784] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 231.660463] ? sctp_sendmsg+0x125e/0x1d70 [ 231.664636] ? sctp_autobind+0x1f0/0x1f0 [ 231.668713] ? __local_bh_enable_ip+0x161/0x230 [ 231.673393] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 231.678420] ? lock_sock_nested+0x9f/0x120 [ 231.682660] ? trace_hardirqs_on+0xd/0x10 [ 231.686898] ? __local_bh_enable_ip+0x161/0x230 [ 231.691565] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 231.697102] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 231.702296] sctp_sendmsg+0x1888/0x1d70 [ 231.706291] ? do_raw_spin_unlock+0x9e/0x2e0 [ 231.710716] ? sctp_id2assoc+0x3e0/0x3e0 [ 231.714780] ? _raw_spin_unlock_bh+0x30/0x40 [ 231.719183] ? __release_sock+0x3a0/0x3a0 [ 231.723355] inet_sendmsg+0x19f/0x690 [ 231.727168] ? copy_msghdr_from_user+0x3a0/0x560 [ 231.731930] ? ipip_gro_receive+0x100/0x100 [ 231.736251] ? move_addr_to_kernel.part.18+0x100/0x100 [ 231.741540] ? security_socket_sendmsg+0x94/0xc0 [ 231.746302] ? ipip_gro_receive+0x100/0x100 [ 231.750623] sock_sendmsg+0xd5/0x120 [ 231.754330] ___sys_sendmsg+0x805/0x940 [ 231.758337] ? copy_msghdr_from_user+0x560/0x560 [ 231.763105] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 231.768644] ? proc_fail_nth_write+0x96/0x1f0 [ 231.773137] ? __fget_light+0x2ef/0x430 [ 231.777197] ? fget_raw+0x20/0x20 [ 231.780657] ? find_held_lock+0x36/0x1c0 [ 231.784717] ? kasan_check_write+0x14/0x20 [ 231.788963] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.794512] ? sockfd_lookup_light+0xc5/0x160 [ 231.799016] __sys_sendmsg+0x115/0x270 [ 231.802909] ? __ia32_sys_shutdown+0x80/0x80 [ 231.807322] ? __sb_end_write+0xac/0xe0 [ 231.811296] ? fput+0x130/0x1a0 [ 231.814591] ? ksys_write+0x1a6/0x250 [ 231.818405] __x64_sys_sendmsg+0x78/0xb0 [ 231.822490] do_syscall_64+0x1b1/0x800 [ 231.826387] ? finish_task_switch+0x1ca/0x840 [ 231.830880] ? syscall_return_slowpath+0x5c0/0x5c0 [ 231.836759] ? syscall_return_slowpath+0x30f/0x5c0 [ 231.841777] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 231.848010] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 231.852867] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 231.858054] RIP: 0033:0x455a09 2018/05/28 16:34:02 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xa000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 231.861237] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 231.868944] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 231.876217] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 231.883490] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 231.890872] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 231.898269] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000001f 2018/05/28 16:34:02 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xf00000000000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:02 executing program 6 (fault-call:1 fault-nth:32): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:02 executing program 1: r0 = gettid() socketpair(0x1f, 0x7, 0x8, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0xffffffffacaac9d9, 0x6, 0x0, 0x2, 0x0, 0x1, 0x0, 0x2, 0x800, 0x7ff, 0x3, 0x9, 0x4, 0x8, 0x400, 0x9, 0x0, 0x0, 0x4, 0x6, 0x100, 0xfffffffffffffa2c, 0x7ff, 0x2, 0xa2, 0x4, 0x25fe, 0xffffffff, 0x4d10, 0x7, 0x512e, 0x7fffffff, 0x65f, 0x3f, 0x0, 0x8, 0x1, @perf_config_ext={0x1000, 0x6}, 0x404, 0x6, 0xfc, 0x0, 0x8, 0x5, 0x6461}, r0, 0xa, r1, 0x1) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000140)={&(0x7f0000000100)='./file0\x00', r2}, 0x10) r3 = socket$kcm(0x2, 0x3, 0x2) close(r3) close(r3) 2018/05/28 16:34:02 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f00000002c0)={0x1a, 0x12, &(0x7f0000000200)=@raw=[@map={0x18, 0x7, 0x1, 0x0, 0xffffffffffffff9c}, @ldst={0x3, 0x3, 0x0, 0xf, 0x1, 0x30, 0x14}, @map={0x18, 0x6, 0x1, 0x0, 0x1}, @alu={0x4, 0x7, 0xf, 0x5, 0x7, 0xfffffffe, 0xfffffffffffffffc}, @map={0x18, 0x6, 0x1, 0x0, 0x1}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x100}, @jmp={0x5, 0x200000000000000, 0x9, 0x0, 0x0, 0x8, 0xfffffffffffffffd}, @exit={0x95}], &(0x7f00000000c0)='GPL\x00', 0x5000000000, 0x26, &(0x7f0000000100)=""/38, 0x41000, 0x1, [], 0x0, 0x2}, 0x48) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000340)={&(0x7f0000000080)='./file1\x00', r0}, 0x10) mkdir(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file1\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000180)='overlay\x00', 0x0, &(0x7f00000001c0)=',') 2018/05/28 16:34:02 executing program 7: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x2, 0x10, &(0x7f0000000040)=@raw=[@map={0x18, 0x4, 0x1, 0x0, 0x1}, @ldst={0x1, 0x3, 0x7, 0x2, 0x2, 0xfffffff8, 0xffffffffffffffff}, @ldst={0x3, 0x0, 0x6, 0x7, 0x9, 0x40}, @call={0x85, 0x0, 0x0, 0x40}, @generic={0x7, 0x7fffffff, 0x1, 0x7}, @alu={0x7, 0x400, 0x7, 0x7, 0x0, 0x50, 0x5}, @call={0x85, 0x0, 0x0, 0x2a}, @alu={0x7, 0x8, 0x9, 0x6, 0xf, 0xfffffffc, 0x10}], &(0x7f00000000c0)='GPL\x00', 0x6, 0x0, 0x0, 0x41f00, 0x1, [], 0x0, 0x5}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000002c0)={r0, 0x0, 0xb, 0xd4, &(0x7f0000000180)="ce68bbe3703a2ae4fd5256", &(0x7f00000001c0)=""/212}, 0x28) r1 = socket$kcm(0x2, 0x1, 0x84) sendmsg$kcm(r1, &(0x7f0000003380)={&(0x7f0000002fc0)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x80, &(0x7f00000009c0)=[{&(0x7f0000000000)="ee", 0x1}], 0x1, &(0x7f0000001c40)=ANY=[@ANYBLOB="10b0600000000020"], 0x10}, 0x0) 2018/05/28 16:34:02 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000480)={&(0x7f0000000180)=@pptp={0x18, 0x2, {0x0, @multicast2=0xe0000002}}, 0x80, &(0x7f00000005c0)=[{&(0x7f0000000200)="ec944eee0d989ab0175cfdb3222a6d4d44eb31c367d34bb9e8b20b5c4526fcdc27f1a17faeae00d0b57864c24822382112bdc9f22c475e4b62c2f5670f14eb853c1342", 0x43}, {&(0x7f0000000100)="4773ae0120d0a7164810e4d4e6623a767b720fbe522a269eec", 0x19}, {&(0x7f0000000280)="85787ccf56b3c03d4ea08f9ba098a0755bd61d9cae79394d3a2055677f8b016e23579e6565456003bec1eb403c62a70ce8f3291a39e7cdcd2346d9961b8188a1982ee2f0af01aed1189155d6bd4358478acbebab41bdf1e47b25ac8ba0f64c7f4c7f23fdd51e8e04b547", 0x6a}, {&(0x7f0000000300)="cfe420df210c5c6b39df8e4c4921f1bddd5baa9c10545d7a4d55321562b93fc07ecf2a5dda63494208299eb5c8e99005914dfdf62069428fe66cf46a1824a3d19f7f813355501bf44e0a7c64b5f3aef053ab7f616cb83a788d7de5ae0f3a27edecb2", 0x62}, {&(0x7f0000000380)="d8e523b304a458dc541414173dc2ea8dc60a581ce85e172d26930546c6746633106bae23853f9f08adaa2db1e7a547693a3103d29dd03e611911ca39b3ca25ef90bb553c321d5a3d45a8de61ded0635537eb0385d0f8d7eaacaa317f3b3a181bfa7667610c8882b377ef7767203c9a096a2087923890249b7bd88483e8cefe1214160876c5419305627d4994", 0x8c}, {&(0x7f0000000440)="c304477513afb1a5d7f69e86ca1434", 0xf}, {&(0x7f0000000500)="1446e51ec8fd9baba13420527ea4fb047a1ae0ac9683027b2b1bfa2c37b0ec3252c5be8869b5a1fef56f1cc854d45f5ae63a6b50eff51e0b51bb52bd4c4968bffa2df38c2fc88ed8480ad7fef08ef66b34aaf4a9a243c1e93d67177fefb1094c50764cf2bb9d5d069f19c5addbe6c560d815d3961e6bf96e871fbc7d227a7eefbaf7e83097a53d98e31702b454bc58b752c75f59bbbc20efb665ab5e4fdc55f28c546cf46ba5e88a2614246e105fafa64ce0323b04eb32ed0fb6aa6a", 0xbc}], 0x7, 0x0, 0x0, 0x4000000}, 0x8080) sendmsg$kcm(r0, &(0x7f00000004c0)={&(0x7f0000000040)=@in6={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x100}, 0x80, &(0x7f0000000140)=[{&(0x7f00000000c0)="f7", 0x1}], 0x1, &(0x7f0000000180)}, 0x0) 2018/05/28 16:34:02 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xffffff7f00000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:02 executing program 2: bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x4, 0x3, &(0x7f0000346fc8)=@framed={{0x18}, [], {0x1085, 0x1018}}, &(0x7f0000f6bffb)='GPL\x00', 0x1, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) r0 = socket$kcm(0x29, 0x7, 0x0) r1 = gettid() perf_event_open(&(0x7f00000003c0)={0x0, 0x70, 0x7, 0x80000000, 0x1f80000000, 0x1000, 0x0, 0x1, 0x100, 0x1, 0x6, 0x7fff, 0x7f, 0x18, 0x1f, 0x0, 0x6, 0x9, 0x1000, 0x6, 0x5, 0x6, 0xfffffffffffffffc, 0x1, 0x2, 0x2, 0x4, 0x2, 0x5, 0x8, 0x7, 0x85a, 0x8, 0x8, 0x2, 0x3, 0xc98b, 0x469, 0x0, 0x3f, 0x7, @perf_bp={&(0x7f0000000380), 0x1}, 0x14014, 0x7f, 0x100000001, 0x6, 0x40, 0x83, 0x7}, r1, 0x8, r0, 0x9) sendmsg$kcm(r0, &(0x7f0000000340)={&(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000080)="bf98069a9844c1c44248f13185fec6f3257ce023e97f50fd833d50edb30a9c3f0cfa79c050a67d22227fbd97576cc6e632f16cbd60971981b4509f3062e693bbe64816a8acde57f30b305c58442a10cb6987d774109003800e91557370a4d1c3bab22e1b6bdfd878343898fc4d6051c413bee2413f9e1b353b24f3981c69e8382b50dbcb26ff45f8747976ffc4ad432532c3f2a5f0366071cd609161eb77a795b407fa0b3321ff734a5bc7febc69c90644c07c195a54a955191c2ab754044306e1e8316168563bc6c8006b44dd113bdf6cb335986188e40e00dc02ec5aef17489bcdbab94b8f1abb71ced1d2c54880a95faf9ec38c67b0", 0xf7}, {&(0x7f0000000180)="da91e2cdba37c6743369037403ab47e5d3a25b126a87351ff5abb7bfada90bff470e7df8491153e5d0f113bfc4730d9fb2c0dde8cec51c8f7bba3b65b04e65a4648a282e4fdc21f8e6a6bfa1e834cc7dd7b4385041691769c29f9535f31e9454a6e0899d808c302742b5841fd39c533bb545cdee689454888e0af66597c70eccfe666259c48dfc4d78081bd276804ba72aedb4619ceddc45568d16eaab94afb9ce076d9ced5c7a97f3dbe4d29190889a2d3c9b69e4f41368b9e165b0b7a9d5cd28443f330af2dee53996c9d92920", 0xce}, {&(0x7f0000000280)="98672099b6440b0ae1203aef46ba6144d5cf9d676ea382b4de891701174aa252c2dc5feaf08a34e304a4ce16a698a09d4caff805aa44fb09b293f941ab6d6f728a7975d9ac616cd14dcb06fd82980451a3f71ef4c20d75a746e0f2777df280e1d7fd64", 0x63}], 0x3, 0x0, 0x0, 0x8000}, 0x4008000) 2018/05/28 16:34:02 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x10000000000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 232.311317] FAULT_INJECTION: forcing a failure. [ 232.311317] name failslab, interval 1, probability 0, space 0, times 0 [ 232.322677] CPU: 1 PID: 19007 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 232.329975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 232.339347] Call Trace: [ 232.341984] dump_stack+0x1b9/0x294 [ 232.345657] ? dump_stack_print_info.cold.2+0x52/0x52 [ 232.350851] ? __save_stack_trace+0x7e/0xd0 [ 232.355183] should_fail.cold.4+0xa/0x1a [ 232.359340] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 232.364444] ? zap_class+0x720/0x720 [ 232.368155] ? sctp_copy_local_addr_list+0x499/0x690 [ 232.373250] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 232.378954] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 232.383796] ? sctp_sendmsg+0x1888/0x1d70 [ 232.387937] ? inet_sendmsg+0x19f/0x690 [ 232.391905] ? sock_sendmsg+0xd5/0x120 [ 232.395784] ? ___sys_sendmsg+0x805/0x940 [ 232.399942] ? __sys_sendmsg+0x115/0x270 [ 232.404005] ? __x64_sys_sendmsg+0x78/0xb0 [ 232.408247] ? do_syscall_64+0x1b1/0x800 [ 232.412303] ? graph_lock+0x170/0x170 [ 232.416102] ? print_usage_bug+0xc0/0xc0 [ 232.420155] ? graph_lock+0x170/0x170 [ 232.423952] ? find_held_lock+0x36/0x1c0 [ 232.428030] ? lock_downgrade+0x8e0/0x8e0 [ 232.432180] __should_failslab+0x124/0x180 [ 232.436408] should_failslab+0x9/0x14 [ 232.440199] kmem_cache_alloc_trace+0x4b/0x780 [ 232.444951] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 232.450148] ? __sanitizer_cov_trace_cmp2+0x18/0x20 [ 232.455165] sctp_add_bind_addr+0xf9/0x4a0 [ 232.459407] ? sctp_bind_addr_free+0x20/0x20 [ 232.464158] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 232.469348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.474882] ? sctp_v4_scope+0x19b/0x1c0 [ 232.478936] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 232.484123] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 232.489144] sctp_copy_local_addr_list+0x499/0x690 [ 232.494079] ? sctp_defaults_init+0xe50/0xe50 [ 232.498567] ? get_random_bytes+0x34/0x40 [ 232.502705] ? sctp_association_new+0x19d8/0x2170 [ 232.507548] ? n_tty_open+0x1b/0x460 [ 232.511255] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 232.516441] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 232.521979] sctp_copy_one_addr+0x5d/0x170 [ 232.526204] ? sctp_copy_one_addr+0x5d/0x170 [ 232.530608] sctp_bind_addr_copy+0x16b/0x45b [ 232.535015] ? sctp_copy_one_addr+0x170/0x170 [ 232.539506] ? sctp_autobind+0x16d/0x1f0 [ 232.543558] ? zap_class+0x720/0x720 [ 232.547267] ? sctp_do_bind+0x5f0/0x5f0 [ 232.551237] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 232.556778] ? security_sctp_bind_connect+0x99/0xc0 [ 232.561806] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 232.566466] ? sctp_sendmsg+0x125e/0x1d70 [ 232.570613] ? sctp_autobind+0x1f0/0x1f0 [ 232.574935] ? __local_bh_enable_ip+0x161/0x230 [ 232.579605] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 232.584620] ? lock_sock_nested+0x9f/0x120 [ 232.588846] ? trace_hardirqs_on+0xd/0x10 [ 232.592983] ? __local_bh_enable_ip+0x161/0x230 [ 232.597647] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 232.603178] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 232.608362] sctp_sendmsg+0x1888/0x1d70 [ 232.612339] ? do_raw_spin_unlock+0x9e/0x2e0 [ 232.616754] ? sctp_id2assoc+0x3e0/0x3e0 [ 232.620812] ? _raw_spin_unlock_bh+0x30/0x40 [ 232.625215] ? __release_sock+0x3a0/0x3a0 [ 232.629373] inet_sendmsg+0x19f/0x690 [ 232.633165] ? copy_msghdr_from_user+0x3a0/0x560 [ 232.637913] ? ipip_gro_receive+0x100/0x100 [ 232.642222] ? move_addr_to_kernel.part.18+0x100/0x100 [ 232.647493] ? security_socket_sendmsg+0x94/0xc0 [ 232.652237] ? ipip_gro_receive+0x100/0x100 [ 232.656556] sock_sendmsg+0xd5/0x120 [ 232.660268] ___sys_sendmsg+0x805/0x940 [ 232.664328] ? copy_msghdr_from_user+0x560/0x560 [ 232.669083] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 232.674612] ? proc_fail_nth_write+0x96/0x1f0 [ 232.679101] ? __fget_light+0x2ef/0x430 [ 232.683068] ? fget_raw+0x20/0x20 [ 232.686515] ? find_held_lock+0x36/0x1c0 [ 232.690572] ? kasan_check_write+0x14/0x20 [ 232.694818] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 232.700353] ? sockfd_lookup_light+0xc5/0x160 [ 232.704841] __sys_sendmsg+0x115/0x270 [ 232.708721] ? __ia32_sys_shutdown+0x80/0x80 [ 232.713122] ? __sb_end_write+0xac/0xe0 [ 232.717091] ? fput+0x130/0x1a0 [ 232.720359] ? ksys_write+0x1a6/0x250 [ 232.724169] __x64_sys_sendmsg+0x78/0xb0 [ 232.728225] do_syscall_64+0x1b1/0x800 [ 232.732104] ? syscall_return_slowpath+0x5c0/0x5c0 [ 232.737031] ? syscall_return_slowpath+0x30f/0x5c0 [ 232.741970] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 232.747336] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 232.752175] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 232.757404] RIP: 0033:0x455a09 2018/05/28 16:34:03 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x2, 0x3, 0x2) close(r0) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000080)={r0}) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000040)={r0}) 2018/05/28 16:34:03 executing program 6 (fault-call:1 fault-nth:33): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 232.760762] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 232.768465] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 232.775723] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 232.782983] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 232.790243] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 232.797508] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000020 [ 232.841191] overlayfs: missing 'lowerdir' 2018/05/28 16:34:03 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x19, 0x8, &(0x7f0000000340)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1d00}, @generic={0x0, 0xfffffffffffffff9, 0x4, 0x101}, @alu={0x7, 0x2, 0xd, 0x7, 0x8, 0x0, 0x4}, @ldst={0x3, 0x3, 0x6, 0x1, 0x0, 0xfffffffc, 0x10}], &(0x7f0000000380)='GPL\x00', 0x9, 0x1000, &(0x7f0000000780)=""/4096, 0x41f00, 0x1, [], 0x0, 0x6}, 0x48) close(r0) socketpair(0x1, 0x1, 0x0, &(0x7f0000000740)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f00000001c0), &(0x7f00000002c0)}, 0x20) recvmsg$kcm(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000000)=""/76, 0x4c}, {&(0x7f0000000080)=""/196, 0xc4}, {&(0x7f0000000180)=""/253, 0xfd}], 0x3, 0x0, 0x0, 0x3}, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x89f0, &(0x7f0000000300)='gre0\x00') 2018/05/28 16:34:03 executing program 7: socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000040)) socketpair(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x2000000000004a}, 0xfffffffffffffe26) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f00000000c0)='loposix_acl_accessproccgroup)\x00') socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8946, &(0x7f0000000100)="6c6f00966fd651b159a9c84a2c60d29800000020") ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000140)='#GPL$system\\/cgroupvmnet0.\x00') ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000180)=']vboxnet0]selinux#/VGPL,systemvboxnet0\x00') 2018/05/28 16:34:03 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x8906, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:03 executing program 2: r0 = socket$kcm(0x2, 0x5, 0x0) setsockopt$sock_attach_bpf(r0, 0x84, 0x79, &(0x7f0000000180), 0x8) socketpair(0x9, 0x1, 0xfffffffffffff4af, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r1, 0x4008240b, &(0x7f0000000040)={0x0, 0x70, 0x3ff, 0x8, 0x4, 0xce, 0x0, 0x7fffffff, 0xa4032, 0x4, 0x3, 0x401, 0x9, 0x7ff, 0x8, 0x3ff, 0xeb12, 0x6, 0x1, 0x10000, 0x2, 0xfaf1, 0x0, 0x8, 0x1, 0x6, 0x81, 0x100, 0x7, 0x1, 0xfff, 0xfffffffffffffeff, 0x4, 0x6f7, 0x2, 0x0, 0x1, 0x6, 0x0, 0x3, 0x2, @perf_config_ext={0xfffffffffffff85c, 0x5}, 0x1400, 0x6, 0x4, 0x6, 0x1d6e000000000, 0x1b7, 0x9}) 2018/05/28 16:34:03 executing program 3: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4}, 0x2c) socketpair$inet(0x2, 0x803, 0x5, &(0x7f0000000000)) bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x7, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="180000000000009c0e000000000000007110b0000000000000000000000000009500000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) 2018/05/28 16:34:03 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x10, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 233.031563] FAULT_INJECTION: forcing a failure. [ 233.031563] name failslab, interval 1, probability 0, space 0, times 0 [ 233.042879] CPU: 1 PID: 19033 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 233.050167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 233.059539] Call Trace: [ 233.062169] dump_stack+0x1b9/0x294 [ 233.065837] ? dump_stack_print_info.cold.2+0x52/0x52 [ 233.071065] ? __save_stack_trace+0x7e/0xd0 [ 233.075425] should_fail.cold.4+0xa/0x1a [ 233.079533] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 233.085621] ? save_stack+0x43/0xd0 [ 233.089254] ? kasan_kmalloc+0xc4/0xe0 [ 233.093478] ? kmem_cache_alloc_trace+0x152/0x780 [ 233.098314] ? sctp_add_bind_addr+0xf9/0x4a0 [ 233.102715] ? sctp_copy_local_addr_list+0x499/0x690 [ 233.107804] ? sctp_copy_one_addr+0x5d/0x170 [ 233.112215] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 233.118089] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 233.122919] ? sctp_sendmsg+0x1888/0x1d70 [ 233.127062] ? inet_sendmsg+0x19f/0x690 [ 233.131032] ? sock_sendmsg+0xd5/0x120 [ 233.134911] ? ___sys_sendmsg+0x805/0x940 [ 233.139054] ? __sys_sendmsg+0x115/0x270 [ 233.143111] ? __x64_sys_sendmsg+0x78/0xb0 [ 233.147352] ? do_syscall_64+0x1b1/0x800 [ 233.151408] ? graph_lock+0x170/0x170 [ 233.155203] ? print_usage_bug+0xc0/0xc0 [ 233.159258] ? graph_lock+0x170/0x170 [ 233.163057] ? find_held_lock+0x36/0x1c0 [ 233.167121] ? lock_downgrade+0x8e0/0x8e0 [ 233.171269] __should_failslab+0x124/0x180 [ 233.175509] should_failslab+0x9/0x14 [ 233.179304] kmem_cache_alloc_trace+0x4b/0x780 [ 233.183888] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 233.189069] ? __sanitizer_cov_trace_cmp2+0x18/0x20 [ 233.194088] sctp_add_bind_addr+0xf9/0x4a0 [ 233.198316] ? sctp_bind_addr_free+0x20/0x20 [ 233.202717] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 233.207901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.213427] ? sctp_v4_scope+0x19b/0x1c0 [ 233.217480] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 233.222666] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 233.227779] sctp_copy_local_addr_list+0x499/0x690 [ 233.232720] ? sctp_defaults_init+0xe50/0xe50 [ 233.237208] ? get_random_bytes+0x34/0x40 [ 233.241350] ? sctp_association_new+0x19d8/0x2170 [ 233.246193] ? n_tty_open+0x1b/0x460 [ 233.249901] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 233.255095] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 233.260631] sctp_copy_one_addr+0x5d/0x170 [ 233.264950] ? sctp_copy_one_addr+0x5d/0x170 [ 233.269354] sctp_bind_addr_copy+0x16b/0x45b [ 233.273756] ? sctp_copy_one_addr+0x170/0x170 [ 233.278255] ? sctp_autobind+0x16d/0x1f0 [ 233.282402] ? sctp_do_bind+0x5f0/0x5f0 [ 233.286393] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 233.291938] ? security_sctp_bind_connect+0x99/0xc0 [ 233.296968] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 233.301628] ? sctp_sendmsg+0x125e/0x1d70 [ 233.305779] ? sctp_autobind+0x1f0/0x1f0 [ 233.309838] ? __local_bh_enable_ip+0x161/0x230 [ 233.314498] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 233.319518] ? lock_sock_nested+0x9f/0x120 [ 233.323752] ? trace_hardirqs_on+0xd/0x10 [ 233.327888] ? __local_bh_enable_ip+0x161/0x230 [ 233.332569] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 233.338097] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 233.343279] sctp_sendmsg+0x1888/0x1d70 [ 233.347248] ? do_raw_spin_unlock+0x9e/0x2e0 [ 233.351660] ? sctp_id2assoc+0x3e0/0x3e0 [ 233.355727] ? _raw_spin_unlock_bh+0x30/0x40 [ 233.360128] ? __release_sock+0x3a0/0x3a0 [ 233.364560] inet_sendmsg+0x19f/0x690 [ 233.368350] ? copy_msghdr_from_user+0x3a0/0x560 [ 233.373101] ? ipip_gro_receive+0x100/0x100 [ 233.377415] ? move_addr_to_kernel.part.18+0x100/0x100 [ 233.382689] ? security_socket_sendmsg+0x94/0xc0 [ 233.387441] ? ipip_gro_receive+0x100/0x100 [ 233.392192] sock_sendmsg+0xd5/0x120 [ 233.395896] ___sys_sendmsg+0x805/0x940 [ 233.399865] ? copy_msghdr_from_user+0x560/0x560 [ 233.404629] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 233.410244] ? proc_fail_nth_write+0x96/0x1f0 [ 233.414748] ? __fget_light+0x2ef/0x430 [ 233.418720] ? fget_raw+0x20/0x20 [ 233.422162] ? find_held_lock+0x36/0x1c0 [ 233.426218] ? kasan_check_write+0x14/0x20 [ 233.430468] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 233.435994] ? sockfd_lookup_light+0xc5/0x160 [ 233.440496] __sys_sendmsg+0x115/0x270 [ 233.444376] ? __ia32_sys_shutdown+0x80/0x80 [ 233.448777] ? __sb_end_write+0xac/0xe0 [ 233.452748] ? fput+0x130/0x1a0 [ 233.456043] ? ksys_write+0x1a6/0x250 [ 233.459850] __x64_sys_sendmsg+0x78/0xb0 [ 233.463902] do_syscall_64+0x1b1/0x800 [ 233.467783] ? finish_task_switch+0x1ca/0x840 [ 233.472269] ? syscall_return_slowpath+0x5c0/0x5c0 [ 233.477215] ? syscall_return_slowpath+0x30f/0x5c0 [ 233.482932] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 233.488294] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 233.493131] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 233.498316] RIP: 0033:0x455a09 [ 233.501496] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 233.509208] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 233.516487] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 233.523745] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 233.531009] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 233.538272] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000021 2018/05/28 16:34:04 executing program 4: r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000080)={0x0, 0x0, 0x18}, 0x1) bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0x3, 0x5390fab2, 0x9, 0x5, 0x10, r0, 0x401}, 0x2c) r1 = socket$kcm(0x2, 0x2, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000200)={0xffffffffffffff9c, 0x50, &(0x7f0000000180)={0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000240)=r2, 0x4) sendmsg$kcm(r1, &(0x7f0000000300)={&(0x7f0000000000)=@in={0x2, 0x4e23, @multicast2=0xe0000002}, 0x80, &(0x7f00000002c0)=[{&(0x7f0000000200)}], 0x1, &(0x7f00000000c0)=[{0x50, 0x0, 0x7, "891d046809d8bd7fcc0c1b988e1c9d86c39351f17ff961c622bc2f651c276990e52acaa4614070d26a8ba7d70e7f61c3fde2edbfc834a051639b5b"}], 0x50}, 0x2) 2018/05/28 16:34:04 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x102d}, 0x2c) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000180)) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0x5, &(0x7f00000001c0)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x0, 0x1, 0x48}], {0x95}}, &(0x7f0000000300)='syzkaller\x00', 0x1, 0x3d2, &(0x7f0000000200)=""/251, 0x2000000, 0x0, [], 0x0, 0xf}, 0x2ffe080d2644350e) socketpair(0x3, 0x80006, 0xfffffffffffffe14, &(0x7f0000000000)) 2018/05/28 16:34:04 executing program 6 (fault-call:1 fault-nth:34): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:04 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xc0fe, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:04 executing program 3: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000d000)={0xa, 0x3, &(0x7f0000000140)=ANY=[@ANYBLOB="8500080022000000240000000000000095000020e06ce54b840d21000000"], &(0x7f0000014ff5)='syzkaller\x00', 0x2, 0x1000, &(0x7f0000014000)=""/4096}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000100)={r0, 0x0, 0x213, 0x9d, &(0x7f0000000180)="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", &(0x7f0000000040)=""/157}, 0x28) 2018/05/28 16:34:04 executing program 2: socketpair(0x12, 0x80807, 0x0, &(0x7f0000006080)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r0, &(0x7f0000006640)={0x0, 0x0, &(0x7f0000006540)=[{&(0x7f00000060c0)=""/222, 0xde}, {&(0x7f00000061c0)=""/194, 0xc2}, {&(0x7f00000062c0)=""/2, 0x2}, {&(0x7f0000006300)=""/65, 0x41}, {&(0x7f0000006380)=""/31, 0x1f}, {&(0x7f00000063c0)=""/115, 0x73}, {&(0x7f0000006440)=""/124, 0x7c}, {&(0x7f00000064c0)=""/97, 0x61}], 0x8, &(0x7f00000065c0)=""/128, 0x80, 0x8a}, 0x10040) socketpair(0x1d, 0x0, 0x1, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) mkdir(&(0x7f0000000040)='./file0\x00', 0x100) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x2400, 0x7) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000080)) 2018/05/28 16:34:04 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xa00, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:04 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x2, 0x3, 0x2) recvmsg$kcm(r1, &(0x7f0000000440)={&(0x7f0000000100)=@sco, 0x80, &(0x7f0000000380)=[{&(0x7f0000000180)=""/150, 0x96}, {&(0x7f0000000240)=""/16, 0x10}, {&(0x7f0000000280)=""/31, 0x1f}, {&(0x7f00000002c0)=""/74, 0x4a}, {&(0x7f0000000340)=""/5, 0x5}], 0x5, &(0x7f0000000400), 0x0, 0x5}, 0x10060) close(r1) sendmsg(r1, &(0x7f0000000a00)={&(0x7f0000000480)=@ax25={0x3, {"c1780a14aecc44"}, 0x9}, 0x80, &(0x7f0000000840)=[{&(0x7f0000000a40)="a60ac9d17ef0a6dbcf95093ba749df7f9e9752897e15de140f1463306e9683b1757e0cb32028b69d04ff9897f709c9ad8bdc9268c453a0db9830235e47e6059aacb1c11a0ff967b47746869bc27794d5e53aa89c35a0c03bd13e20dfe7edcb3029607007aa3d059fc35a7b", 0x6b}, {&(0x7f0000000400)="77162957395613cb1090e2ee425148c9db33cda47b6e009f99ce37a827cd0befd8b2c3cdb3cd1b87", 0xfffffffffffffe75}, {&(0x7f0000000580)="ced7bd346f7493d99752fb0d7eb887ed00939c7eb1981caa18ea06df540ed5d1bb315334270d58c58cafa2e57b1f72e6a331e5f2c94ec7bf4db6245dbfe169d7f7559c8fe7e57b44bcae47030586e186a9b305904ea96053fd62f7c8c1718f7cd036d14ba9502b683ba65e30f36a3287a1260f87be08675f619ebe6c120914c9bd72a9cc7a5dacfa543e3bf9ba58752cb41a369c1aaac7991f60846b9c088eba6edfdd926f928ce4d0", 0xa9}], 0x3, &(0x7f0000000ac0)=[{0xfffffffffffffd2c, 0x0, 0x6, "b0822e7589536d7ca6a2fa51f455eaa08a7973b69909cd03a914d89e87b5910a4d6b4bde612e91c0aeb148162c0e5767e49dab187999c9c9ca122631a6e5a69cc2a1e98e229fe807"}, {0x1fc, 0x10f, 0x0, "86f90b3ca02c3403"}, {0x68, 0x116, 0x81, "e9804a160383c33e0002000031b079a17efdc64f7123b998b97f2dabc2ad03dcec79f133b047c7608e66f315f0025d8fc9e80d8a8c0a45d249694175eacacc255c5ba192cc1144338ae0c702865a2424ea159502e8efef2e9955cbc8b4cf105ce46f3d345be20306b9ded54e821cc733da13297fcca4e1b23b78e4089f652a043f246a040000002fc23c93add53628faed5115a845ffe77784531f1c82041245fcef523c51d4e689ef93583b383e8b15481e4ffe0695da2f01d013adeff4b2cd835e92ba4f2ccac6d64bd2f99feab2a4a18e9ca96a5211000ec358490239da002f480f6007"}, {0xfffffffffffffe6c, 0x119, 0x7, "86147232a3c1a1cd0284bb05585c354deee83c0de965597e4af908addcf67c8f441143976d785de2d59fb226b259f291ba04c1ed023d7ef6f97b2dfba69064445374ad236a21c82c02784fbaf0eaa19a1c941d3ffa9649d5218a5f2548d358f354315c5681bff2ecae9b19c178e4eefc53e03a45e1d767e51a2ba6ef5fee6658a4552c318e1e"}], 0x170, 0x20000000}, 0x810) r2 = getpid() perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0xd879, 0x8001, 0x9, 0xeecd, 0x0, 0x12a, 0x40000, 0x8, 0x1, 0x40, 0xd2, 0x7f, 0x8, 0x6, 0xfffffffffffffc01, 0x9, 0x1, 0x1ba6c000000000, 0x9, 0x7, 0x9, 0x7, 0x200, 0x7, 0x8000, 0x100000001, 0x8, 0x8, 0x6, 0x0, 0xa08, 0x7, 0xd899, 0x800, 0x697, 0x4, 0x0, 0x1, 0x0, @perf_bp={&(0x7f0000000040), 0x6}, 0x8000, 0x5, 0x1000, 0x7, 0x3, 0xd2, 0x200}, r2, 0x10, r0, 0x8) [ 233.810456] FAULT_INJECTION: forcing a failure. [ 233.810456] name failslab, interval 1, probability 0, space 0, times 0 [ 233.821834] CPU: 1 PID: 19067 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 233.829125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 233.838527] Call Trace: [ 233.841150] dump_stack+0x1b9/0x294 [ 233.844830] ? dump_stack_print_info.cold.2+0x52/0x52 [ 233.850052] ? __save_stack_trace+0x7e/0xd0 [ 233.854417] should_fail.cold.4+0xa/0x1a [ 233.858481] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 233.863579] ? zap_class+0x720/0x720 [ 233.867295] ? sctp_copy_local_addr_list+0x499/0x690 [ 233.872390] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 233.878105] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 233.882936] ? sctp_sendmsg+0x1888/0x1d70 [ 233.887191] ? inet_sendmsg+0x19f/0x690 [ 233.891160] ? sock_sendmsg+0xd5/0x120 [ 233.895039] ? ___sys_sendmsg+0x805/0x940 [ 233.899188] ? __sys_sendmsg+0x115/0x270 [ 233.903415] ? __x64_sys_sendmsg+0x78/0xb0 [ 233.907648] ? do_syscall_64+0x1b1/0x800 [ 233.911700] ? graph_lock+0x170/0x170 [ 233.915502] ? print_usage_bug+0xc0/0xc0 [ 233.919557] ? graph_lock+0x170/0x170 [ 233.923351] ? find_held_lock+0x36/0x1c0 [ 233.927417] ? lock_downgrade+0x8e0/0x8e0 [ 233.931564] __should_failslab+0x124/0x180 [ 233.935795] should_failslab+0x9/0x14 [ 233.939600] kmem_cache_alloc_trace+0x4b/0x780 [ 233.944187] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 233.949375] ? __sanitizer_cov_trace_cmp2+0x18/0x20 [ 233.954403] sctp_add_bind_addr+0xf9/0x4a0 [ 233.958644] ? sctp_bind_addr_free+0x20/0x20 [ 233.963076] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 233.968287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.973828] ? sctp_v4_scope+0x19b/0x1c0 [ 233.977924] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 233.983410] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 233.988434] sctp_copy_local_addr_list+0x499/0x690 [ 233.993373] ? sctp_defaults_init+0xe50/0xe50 [ 233.997866] ? get_random_bytes+0x34/0x40 [ 234.002019] ? sctp_association_new+0x19d8/0x2170 [ 234.006871] ? n_tty_open+0x1b/0x460 [ 234.010590] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 234.015782] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.021325] sctp_copy_one_addr+0x5d/0x170 [ 234.025560] ? sctp_copy_one_addr+0x5d/0x170 [ 234.029967] sctp_bind_addr_copy+0x16b/0x45b [ 234.034380] ? sctp_copy_one_addr+0x170/0x170 [ 234.038873] ? sctp_autobind+0x16d/0x1f0 [ 234.042929] ? zap_class+0x720/0x720 [ 234.046644] ? sctp_do_bind+0x5f0/0x5f0 [ 234.050617] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 234.056148] ? security_sctp_bind_connect+0x99/0xc0 [ 234.061175] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 234.065834] ? sctp_sendmsg+0x125e/0x1d70 [ 234.069982] ? sctp_autobind+0x1f0/0x1f0 [ 234.074125] ? __local_bh_enable_ip+0x161/0x230 [ 234.079134] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 234.084144] ? lock_sock_nested+0x9f/0x120 [ 234.088367] ? trace_hardirqs_on+0xd/0x10 [ 234.092504] ? __local_bh_enable_ip+0x161/0x230 [ 234.097169] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 234.102696] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 234.107875] sctp_sendmsg+0x1888/0x1d70 [ 234.111838] ? do_raw_spin_unlock+0x9e/0x2e0 [ 234.116241] ? sctp_id2assoc+0x3e0/0x3e0 [ 234.120295] ? _raw_spin_unlock_bh+0x30/0x40 [ 234.124711] ? __release_sock+0x3a0/0x3a0 [ 234.128882] inet_sendmsg+0x19f/0x690 [ 234.132685] ? copy_msghdr_from_user+0x3a0/0x560 [ 234.137435] ? ipip_gro_receive+0x100/0x100 [ 234.141757] ? move_addr_to_kernel.part.18+0x100/0x100 [ 234.147040] ? security_socket_sendmsg+0x94/0xc0 [ 234.151791] ? ipip_gro_receive+0x100/0x100 [ 234.156126] sock_sendmsg+0xd5/0x120 [ 234.159832] ___sys_sendmsg+0x805/0x940 [ 234.163800] ? copy_msghdr_from_user+0x560/0x560 [ 234.168655] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 234.174218] ? proc_fail_nth_write+0x96/0x1f0 [ 234.178718] ? __fget_light+0x2ef/0x430 [ 234.182685] ? fget_raw+0x20/0x20 [ 234.186127] ? find_held_lock+0x36/0x1c0 [ 234.190183] ? kasan_check_write+0x14/0x20 [ 234.194424] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.199958] ? sockfd_lookup_light+0xc5/0x160 [ 234.204451] __sys_sendmsg+0x115/0x270 [ 234.208330] ? __ia32_sys_shutdown+0x80/0x80 [ 234.212734] ? __sb_end_write+0xac/0xe0 [ 234.216701] ? fput+0x130/0x1a0 [ 234.219973] ? ksys_write+0x1a6/0x250 [ 234.223782] __x64_sys_sendmsg+0x78/0xb0 [ 234.227845] do_syscall_64+0x1b1/0x800 [ 234.231731] ? finish_task_switch+0x1ca/0x840 [ 234.236217] ? syscall_return_slowpath+0x5c0/0x5c0 [ 234.241138] ? syscall_return_slowpath+0x30f/0x5c0 [ 234.246066] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 234.251433] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 234.256272] entry_SYSCALL_64_after_hwframe+0x49/0xbe 2018/05/28 16:34:04 executing program 7: r0 = socket$kcm(0xa, 0x2, 0x11) socket$kcm(0x29, 0x2, 0x0) setsockopt$sock_attach_bpf(r0, 0x29, 0x38, &(0x7f0000000280), 0x3ca) 2018/05/28 16:34:04 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x2, 0x3, 0x2) recvmsg(r0, &(0x7f00000094c0)={&(0x7f0000008280)=@hci={0x0, 0x0}, 0x80, &(0x7f0000009440)=[{&(0x7f0000008300)=""/26, 0x1a}, {&(0x7f0000008340)=""/78, 0x4e}, {&(0x7f00000083c0)=""/89, 0x59}, {&(0x7f0000008440)=""/4096, 0x1000}], 0x4, &(0x7f0000009480)=""/58, 0x3a, 0x7}, 0x10000) sendmsg(r0, &(0x7f0000000540)={&(0x7f0000000040)=@generic={0x4, "084ed6ead3bc517e6588272d6e03fc9a5c37ea3a28b7277f5dd06fdac5ddad87c771dbee9ec5208029618935b7a4c706a0e5be1dae34567ede959427958a50d6f60d4b25bb16c23dfa8b36518b5c017f1c554a0456156172a0fd4fcb63f21f128deef62ee194c92e798a2d4c8d28b96c116bbecf3004863f6230cd87cd26"}, 0x80, &(0x7f0000000400)=[{&(0x7f00000000c0)="680cf6d260fe198349af47057906d97e8f3aa9eb20deb5afe4ba39a67d2290bed63ce2f0b1fe13b0a6eed6cd0f331223a2906121e8d0e133abbd685e710e95429dbf06e92741e3b5708f5bb2f1f29f17b8ee2df88e7b9136d6c3f12411b5eb16264ab6a9f243752311c15a61bc43176fddaf634aa205ac4eee7e505f468c02a89b6ec839df6209996a2de7236db7e1", 0x8f}, {&(0x7f0000000180)="10040ed0e8b9a3f09982c9192c969b902ab24da6c77943a14e4ec351c64e32310e7d9390f0051f1eb510ffbda384618fc48002a3993c40522f67ee03f7378770b339b9bb07b6a69359f84d1cd13cf1e62452f8e824235c3beea14d5a12031d4c794fcc358f5ced3f577a7837d5fbd6c03a3362cf3d1bc842f12d782acb076850bada016d9a37ad2dece1a8786ce6b02028c9f83f9e8652859d5cd38d0c9715f4b9d5620a0a58784441d7c7d765464bef74e30f0197ea282146e7cce615a17f122e8ad09cd36a9fc58d740bd8d1ec253d88a8ac22b31d8cc1", 0xd8}, {&(0x7f0000000280)="cdfd5c55465e80976c5b264da1f440598a51d2f208806b61ccefea12a8819699b7171b058d7855a3d2f4ca75757390910df8fbd049069e8b913ebba1393c111e7cda0da04037aba7ff89cd0ad30b3c61551ea19e88e6ce4fbb4313b56416948cd752ea44fbb4a3fa60df8983b158e4f2dfd49cff855e5b87", 0x78}, {&(0x7f0000000300)="3a6c3fcec0c8fb49b72d74", 0xb}, {&(0x7f0000000340)="4d0a206781f3cb15b47efae1da74f93a1815ecb5b8be76740e1f403e76e195de", 0x20}, {&(0x7f0000000380)="b84e1bb05d6a86b8c900c215b37675f1c4ab95c3e47f783eaaf7893bfa247edf5ab13e84a251014ef29f9a860b229a692c3983e2a690cfff804376b209bea5e79640fa1bf5a8140dd4d7a40a8c0900eaceb656b44e0c93ee12b14f7c5fe673c88bd8630146fb97f6", 0x68}], 0x6, &(0x7f0000000480)=[{0xa0, 0x116, 0x1000, "ca0d69bd63f69498e28c499dd11ebe66e9f40ac6ad5da34c7f3eca14d780e504ce428200971289373396190dcff278fd2d363032c523c78bee549942fef11b94659e1d9935107c384a18f2c0ef61a4e366f4d3635492df697dddd9c3e922eddf40075f97b595d796626957dfc4dd5dd8518ae127e052be9e8e6ef4d199ab224219d9064548140b8277cea806f2d5d773"}], 0xa0, 0x40000}, 0x4) sendmsg(r0, &(0x7f000000ad40)={&(0x7f0000009500)=@can={0x1d, r1}, 0x80, &(0x7f00000097c0)=[{&(0x7f0000009580)="db1973c278fe4290b81de0da1a170e29d66e182d711b99eb86490a59b974588de48da2b0fd4421040ae157f1d25d42be7c554ab6d0", 0x35}, {&(0x7f00000095c0)="3d9e629ec35ea0d995e3926c3abef673e506550fb3199db380e697a00fd5b999f774060dbaf361c69213ba10059d333a76f1a06ee9a02aa0d1ae654e909230fd0fbb7523eb4b5ed426a43562f8f2896eb26b91bcd63f852ad72ea0b3ff40cf9175fae05ab70524ec5b33db67f7f3fc181eebcc9ade8a32798935966c6a8fa8ae4b375d0a75699366926a78867ba94a3072", 0x91}, {&(0x7f0000009680)="d1f261908a400b8c0a37c29ed3be45e78c126f9c76badcfe3b4dc6eae0a223e0ce1c925517c83e369f851bd9509403bc047f6cf04e541c67ed2ce5", 0x3b}, {&(0x7f00000096c0)="252f59fef62e45e3bdb7d0e71ff508295940b00a87e1ff4f419517ec268a49686f39f6dbe11db1326e0fd060daf54efa5b50f8be2ce8717cfb468f737a8e782599e2afbca0486e3420b0b2b63921f82dd1d2f4c18ba781fb3eaa17b4dc6d7b5f0b9ae8a4556b92e765ce6b13fffa70affe1ae0a9f5225ac24c75e0fc50c0cdb757a14faed10940e6f85f018724b8fe7af8ccded4054d0086829e0c6187d446180f66118d9ec2f98a66f6de70e939d824e2ad805bc8955998d6f735d71e1cb24b9a6c3ab9", 0xc4}], 0x4, &(0x7f0000009800)=[{0x98, 0x17, 0x8, "f9529853157fe055a588af12955d848b9a3048cf4c8f566d19338c0d61a4b142c8e4561b66594d1988d38f1f3978bf98f73326af6f7b07a6bf150d25175bfcadbad1e7a8f67fbd178db655fade6b2fc2e74c8accce9a0b3acff3e92439a90eb683065c66320fa49714f6018786e8c21ab666129c7b2ecb8c9f703cad3f845f7037d196"}, {0x40, 0x107, 0x7, "386489e6efb2cfdba3b5aad1adc24426f80766e655a5415dcac420ccf3711c10431c74b9e072d27c5265183fa2bf96"}, {0x58, 0x117, 0x7f, "1a2ce3814edb91eda301806d1a3f1b36416e3d8c1573cb81ff898c9d2007e30d1c734e16831b6afbf2362a463b45c56a4e19c10610902505d9ef1d85078fa78d8afc2ab014b5"}, {0xf8, 0x103, 0x7f, "26d27f6bf4e74ef439eb8a49812a800979c39c0f63c3e04edfe283aff43d1fc8e8c4f6f502a89042d50d721f4690b76f47ced3e98bc3493981bfc8a397ed1798b12a75a9745ff9684554e7390a40af0e194c32975222eebb49d7e3ceb47b1c61d67cc5d6bae67f8dc983e7f38d9c21c103a98fc935c8c57c0fe95be021436a3761bdc996f93ab1dbf3f73fe899e9ce6f6076a0dc31865f0efc32309c544c125f3d77c4b19e9fbaedce615fcf153a25454bebec0576e05b7aa703867c42045e3e48feb6760f67396f9e402a84cf1b89b1a079d775bac93713e6ee5b093406de7dcc"}, {0x1010, 0x100, 0x4e2bc80e, "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"}, {0x88, 0x108, 0x2, "83d5bde38026a7ac9c24be14f2d361309d296c7235f0873cbaf7e64600667ffb0dcf65b5db53bf3c9496428f3f25a5ac5543e2da6daef6b75f0cee8d187495749e744a4b109ce78a8428a833080258932972c3ee990833a49b0b919979588284408825a2b9f725571ff9f0848f561d27a5"}, {0xd0, 0x115, 0x4a191abf, "95a1400109e7fc78705aae32ec4e0e853fd48b2b90a78dd030136c822d2ecfca6fe9589a5cf2a2546edfbec3dfa4000b47d52a5f79510dd4636948b7a2c051a1a7e929a00d29757361bd86121e2155b3f5aa50852afe7971f8fffb49142030c8b8f140c862bb5885045fb1d85fb316869832fda369ebd5222641953466d720f337e99355b39e96b4831b665f8b8942bfae8cc845b77336e09a976548617d9bc2059d7803220df49e509336673ceb9ec135b656a7dd6d2434362ff23728ca"}, {0x28, 0x11f, 0x1, "ee604a1d4358038cbcda21b2a0198e75f639fd"}, {0xc0, 0x1, 0xffff, "ad61c7fccb291f59e86fc4af7cfaf77524a8822bb380b7cf91ab3ffa5fd0c22d23fc2b67248b105b9caa28990033f2c7127e1051c4437edee88be9a1ab699ca2a4f12be59ef45386c906febd5beedec1e4f465e6c1749ad2c66d6ce6b179a6ee9300f1f36898cdc2fb91743a72c9ce08f4920ec1e99bf15181f620e40bbe8b599e53fa92bec5cd4c2caaad426aafcf75939e399488e0c060f15ca50076c151ce0b9b393994aaa2326172f3e0d6a2"}, {0xb0, 0x119, 0x1, "e78f758435e2987f1a585964939be8f00a551339cbd153aedfaf1a46ee9b296488a392e9d090cac9b3ac29bb0f1ce5b025e0f98626cfb97f2a25a1fb8b1ab4dcd84a9f5b48594cb6b2330a2cd02f9730ef16aef1108db169a5470dfc32a81a66b8d4798bd0b9340abaeb126bd9266325d58d19680dc67a8d30ebb980982185f910f474aa9c1a7d4c3b26435ac79b12075a4fd73ab49c413daf"}], 0x1528, 0x8000}, 0x1) close(r0) 2018/05/28 16:34:04 executing program 6 (fault-call:1 fault-nth:35): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 234.261454] RIP: 0033:0x455a09 [ 234.264727] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 234.272453] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 234.279727] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 234.286995] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 234.294262] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 234.301521] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000022 2018/05/28 16:34:04 executing program 4: r0 = perf_event_open(&(0x7f0000000300)={0x0, 0x70, 0x0, 0x0, 0x2, 0x0, 0x0, 0xfff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x90, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffff9c, 0x0) r1 = socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000400)) perf_event_open(&(0x7f0000000500)={0x2, 0x70, 0xb800000, 0x664, 0x8, 0x1, 0x0, 0x0, 0x20403, 0x8, 0x3ff, 0x8, 0x400, 0x2, 0x1, 0x4, 0x7, 0x5, 0xffffffffffff88cb, 0x7fffffff, 0x9, 0xe093, 0xeb, 0xcbe3, 0x6, 0x906, 0x0, 0x10000, 0x400, 0xa, 0x7f, 0x1, 0x6, 0x0, 0x1f, 0x3f, 0x5, 0x100000001, 0x0, 0xee2, 0x4, @perf_config_ext={0xffff, 0x5ae}, 0x2000, 0x3ff, 0x6, 0x1, 0x9, 0x2ef4}, 0x0, 0x0, r1, 0x8) recvmsg$kcm(r1, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000000)=""/210, 0xd2}, {&(0x7f0000000100)=""/116, 0x74}, {&(0x7f0000000180)=""/124, 0x7c}, {&(0x7f0000000200)=""/154, 0x9a}, {&(0x7f00000002c0)=""/37, 0x25}], 0x5, 0x0, 0x0, 0x7}, 0x2000) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f00000005c0)={r1}) socketpair(0x8, 0x0, 0x0, &(0x7f00000003c0)={0xffffffffffffffff}) perf_event_open(&(0x7f0000000600)={0x1, 0x70, 0x7, 0x9, 0x9c1, 0x10001, 0x0, 0x90, 0x1, 0x4, 0x1ffc0000000, 0x5, 0x4af, 0x9, 0x80, 0x0, 0x3, 0x5, 0x1, 0x2, 0x6, 0x1000, 0x1ff, 0x80, 0x58f5, 0x4b, 0x3, 0x9, 0x2, 0x6, 0x101, 0x1000, 0x4a44, 0x7, 0x1842d7a7, 0x8, 0x9, 0x0, 0x0, 0x23, 0x4, @perf_bp={&(0x7f0000000440), 0x6}, 0x104, 0x1, 0x60, 0x2, 0x3, 0x8, 0x6}, 0x0, 0x4, r2, 0x2) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000680)) 2018/05/28 16:34:04 executing program 3: r0 = socket$kcm(0xa, 0x122000000005, 0x11) setsockopt$sock_attach_bpf(r0, 0x29, 0x24, &(0x7f00000001c0), 0x2bb) sendmsg$kcm(r0, &(0x7f0000000140)={&(0x7f0000000040)=@nl=@unspec={0x0, 0x0, 0x0, 0x80fe}, 0xfffffe2c, &(0x7f0000000340)=[{&(0x7f0000000180)="235db863768606681d012f629c75adfa4208d51e67688d024aface6a6ac7d846ed2fa163e15ffb50", 0x28}], 0x1}, 0x0) socketpair$ax25(0x3, 0x2, 0x8, &(0x7f0000000000)) r1 = perf_event_open(&(0x7f00000000c0)={0x4, 0x70, 0x0, 0x800, 0x7fffffff, 0x4, 0x0, 0x7f, 0x2000, 0x1, 0x80, 0x6, 0xffffffff80000000, 0x7fff, 0x3f, 0x1, 0x1, 0x7, 0x8, 0x63, 0x1, 0x401, 0x1, 0x335, 0xc2, 0x2, 0x0, 0x0, 0x7, 0xe283, 0x7ff, 0x7f, 0x10000, 0x7f, 0x80000000, 0x4, 0x15600, 0x20, 0x0, 0x7a4, 0x4, @perf_config_ext={0xa029, 0x401}, 0x211, 0x5, 0xfffffffffffff442, 0x4, 0x9, 0x10, 0x8000}, 0xffffffffffffffff, 0xe, 0xffffffffffffffff, 0xa) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0x0) [ 234.486656] FAULT_INJECTION: forcing a failure. [ 234.486656] name failslab, interval 1, probability 0, space 0, times 0 [ 234.498015] CPU: 1 PID: 19097 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 234.505311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 234.514684] Call Trace: [ 234.517318] dump_stack+0x1b9/0x294 [ 234.520992] ? dump_stack_print_info.cold.2+0x52/0x52 [ 234.526216] ? __save_stack_trace+0x7e/0xd0 [ 234.530580] should_fail.cold.4+0xa/0x1a [ 234.534677] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 234.539818] ? save_stack+0x43/0xd0 [ 234.543486] ? kasan_kmalloc+0xc4/0xe0 [ 234.547499] ? kmem_cache_alloc_trace+0x152/0x780 [ 234.552383] ? sctp_add_bind_addr+0xf9/0x4a0 [ 234.556837] ? sctp_copy_local_addr_list+0x499/0x690 [ 234.561981] ? sctp_copy_one_addr+0x5d/0x170 [ 234.566422] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 234.572175] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 234.577044] ? sctp_sendmsg+0x1888/0x1d70 [ 234.581223] ? inet_sendmsg+0x19f/0x690 [ 234.585223] ? sock_sendmsg+0xd5/0x120 [ 234.589136] ? ___sys_sendmsg+0x805/0x940 [ 234.593310] ? __sys_sendmsg+0x115/0x270 [ 234.597401] ? __x64_sys_sendmsg+0x78/0xb0 [ 234.601673] ? do_syscall_64+0x1b1/0x800 [ 234.605767] ? graph_lock+0x170/0x170 [ 234.609604] ? print_usage_bug+0xc0/0xc0 [ 234.613678] ? graph_lock+0x170/0x170 [ 234.617493] ? find_held_lock+0x36/0x1c0 [ 234.622277] ? lock_downgrade+0x8e0/0x8e0 [ 234.626436] __should_failslab+0x124/0x180 [ 234.630681] should_failslab+0x9/0x14 [ 234.634481] kmem_cache_alloc_trace+0x4b/0x780 [ 234.639058] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 234.643554] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.649086] sctp_add_bind_addr+0xf9/0x4a0 [ 234.653316] ? sctp_bind_addr_free+0x20/0x20 [ 234.657716] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 234.662916] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 234.668105] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 234.673123] sctp_copy_local_addr_list+0x499/0x690 [ 234.678056] ? sctp_defaults_init+0xe50/0xe50 [ 234.682548] ? get_random_bytes+0x34/0x40 [ 234.686689] ? sctp_association_new+0x19d8/0x2170 [ 234.691541] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 234.696745] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.702278] sctp_copy_one_addr+0x5d/0x170 [ 234.706507] ? sctp_copy_one_addr+0x5d/0x170 [ 234.710920] sctp_bind_addr_copy+0x16b/0x45b [ 234.715327] ? sctp_copy_one_addr+0x170/0x170 [ 234.719838] ? sctp_autobind+0x16d/0x1f0 [ 234.723906] ? sctp_do_bind+0x5f0/0x5f0 [ 234.727897] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 234.733434] ? security_sctp_bind_connect+0x99/0xc0 [ 234.738452] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 234.743110] ? sctp_sendmsg+0x125e/0x1d70 [ 234.747258] ? sctp_autobind+0x1f0/0x1f0 [ 234.751345] ? __local_bh_enable_ip+0x161/0x230 [ 234.756013] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 234.761045] ? lock_sock_nested+0x9f/0x120 [ 234.765272] ? trace_hardirqs_on+0xd/0x10 [ 234.769422] ? __local_bh_enable_ip+0x161/0x230 [ 234.774096] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 234.779634] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 234.784814] sctp_sendmsg+0x1888/0x1d70 [ 234.788781] ? do_raw_spin_unlock+0x9e/0x2e0 [ 234.793189] ? sctp_id2assoc+0x3e0/0x3e0 [ 234.797249] ? _raw_spin_unlock_bh+0x30/0x40 [ 234.801652] ? __release_sock+0x3a0/0x3a0 [ 234.805807] inet_sendmsg+0x19f/0x690 [ 234.809605] ? copy_msghdr_from_user+0x3a0/0x560 [ 234.814351] ? ipip_gro_receive+0x100/0x100 [ 234.818670] ? move_addr_to_kernel.part.18+0x100/0x100 [ 234.823942] ? security_socket_sendmsg+0x94/0xc0 [ 234.828696] ? ipip_gro_receive+0x100/0x100 [ 234.833009] sock_sendmsg+0xd5/0x120 [ 234.836725] ___sys_sendmsg+0x805/0x940 [ 234.840694] ? copy_msghdr_from_user+0x560/0x560 [ 234.845459] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 234.850990] ? proc_fail_nth_write+0x96/0x1f0 [ 234.855481] ? __fget_light+0x2ef/0x430 [ 234.859450] ? fget_raw+0x20/0x20 [ 234.862899] ? find_held_lock+0x36/0x1c0 [ 234.867054] ? kasan_check_write+0x14/0x20 [ 234.871318] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.876857] ? sockfd_lookup_light+0xc5/0x160 [ 234.881354] __sys_sendmsg+0x115/0x270 [ 234.885236] ? __ia32_sys_shutdown+0x80/0x80 [ 234.889723] ? __sb_end_write+0xac/0xe0 [ 234.893690] ? fput+0x130/0x1a0 [ 234.896958] ? ksys_write+0x1a6/0x250 [ 234.900760] __x64_sys_sendmsg+0x78/0xb0 [ 234.904813] do_syscall_64+0x1b1/0x800 [ 234.908691] ? finish_task_switch+0x1ca/0x840 [ 234.913179] ? syscall_return_slowpath+0x5c0/0x5c0 [ 234.918101] ? syscall_return_slowpath+0x30f/0x5c0 [ 234.923034] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 234.928478] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 234.933319] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 234.938497] RIP: 0033:0x455a09 [ 234.941672] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 234.949373] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 234.957069] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 234.964325] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 234.971581] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 234.978845] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000023 2018/05/28 16:34:05 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x12, 0x0, 0x4, 0x1, 0x0, 0x1}, 0x2c) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000180)={r0, &(0x7f0000000080), &(0x7f0000000140)}, 0x20) socketpair$unix(0x1, 0x7, 0x0, &(0x7f0000000040)) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000080)) 2018/05/28 16:34:05 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x2000000000000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:05 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x2, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:05 executing program 6 (fault-call:1 fault-nth:36): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:05 executing program 2: r0 = socket$kcm(0x2, 0x5, 0x0) setsockopt$sock_attach_bpf(r0, 0x84, 0xb, &(0x7f0000000080), 0x4) sendmsg$kcm(r0, &(0x7f0000001d40)={&(0x7f0000000740)=@in={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x16}}, 0x80, &(0x7f0000001c00)=[{&(0x7f0000000000)="4358727de99c7f5d998ff903819c0b024885a382524d2003731a8a3237212d0324424266aee36529cf", 0x29}], 0x1, &(0x7f0000001c80)}, 0x0) r1 = perf_event_open(&(0x7f0000000280)={0x3, 0x70, 0xf9, 0x0, 0x75e2d4f0, 0x0, 0x0, 0x1, 0x800, 0xd, 0xc794, 0x79, 0x0, 0xfffffffffffffff8, 0x101, 0x2, 0xff, 0x6, 0x100000001, 0xcadc, 0x0, 0x8001, 0x3, 0x5, 0x94a4, 0x1f, 0xc00, 0x5, 0x1000, 0xb2, 0x3, 0x8, 0x7, 0x800, 0xa1c4, 0x6, 0x7f, 0x3, 0x0, 0x6, 0x6, @perf_bp={&(0x7f00000000c0), 0x1}, 0x0, 0x3, 0x80, 0x7, 0x7, 0x8, 0x6}, 0xffffffffffffffff, 0xe, 0xffffffffffffff9c, 0x0) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x7fff) recvmsg$kcm(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000140)=""/94, 0x5e}], 0x1}, 0x1fffff) r2 = socket$kcm(0x2, 0x5, 0x0) socketpair(0x5, 0xa, 0x3, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_attach_bpf(r2, 0x84, 0x16, &(0x7f0000000180)=r3, 0xfffffffffffffd31) ioctl$PERF_EVENT_IOC_SET_FILTER(r3, 0x40082406, &(0x7f0000000100)='\x00') socketpair$ax25(0x3, 0x8, 0xcb, &(0x7f0000000240)) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r4, 0x40042409, 0x1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r3, 0x40042409, 0x1) 2018/05/28 16:34:05 executing program 4: socketpair(0x13, 0x800, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) close(r0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000240)={0xffffffffffffff9c, 0x28, &(0x7f0000000040)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000280)={r1}, 0xc) bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0x1, 0x6, 0x249e20, 0x100000001, 0x4}, 0x2c) 2018/05/28 16:34:05 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$kcm(0x2, 0x3, 0x2) close(r0) 2018/05/28 16:34:05 executing program 3: r0 = perf_event_open(&(0x7f0000000000)={0x3, 0x70, 0x6, 0x7ff, 0x6, 0x5, 0x0, 0x0, 0x0, 0xd, 0x37, 0x8b, 0x7fff, 0xffffffffffff65ef, 0x8, 0x0, 0x5, 0xfffffffffffffffc, 0x4, 0x3, 0x8, 0x81, 0x1, 0x0, 0x4, 0x2, 0x3, 0xb60, 0x8, 0x6, 0x0, 0xe34, 0x1, 0x0, 0x80000001, 0x7fff, 0x0, 0x7, 0x0, 0x1ff, 0x1, @perf_config_ext={0x1, 0x7}, 0x20008, 0x95, 0x8000, 0x7, 0x2, 0x6, 0x400}, 0xffffffffffffffff, 0x6, 0xffffffffffffffff, 0x3) r1 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000080)=0xffffffff, 0x4) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f00000000c0)) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000100)) r3 = gettid() r4 = perf_event_open(&(0x7f00000001c0)={0x4, 0x70, 0x5, 0xf4, 0x2, 0x3f, 0x0, 0x3, 0x800, 0x8, 0x6, 0x200, 0xff, 0x3, 0x9, 0xfffffffffffffff9, 0x1, 0xee06, 0x80000001, 0x80, 0x0, 0xfb3, 0x0, 0x40, 0x9, 0x7, 0x4f, 0x4, 0x5, 0x0, 0x41, 0x6, 0xff, 0xd9, 0xfffffffffffffffe, 0x7ff, 0x8, 0x100, 0x0, 0x1ff, 0x1, @perf_config_ext={0x5, 0x8800000000000000}, 0x28, 0x1, 0x0, 0xf99d8fee845e11be, 0x1, 0x0, 0x2}, r3, 0x8, r0, 0xa) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000140)) setsockopt$sock_attach_bpf(r2, 0x29, 0x2d, &(0x7f0000000340)=r1, 0x3) perf_event_open(&(0x7f00000002c0)={0x4, 0x70, 0x4, 0x0, 0x100000000, 0x100000001, 0x0, 0x0, 0x1, 0x4, 0x1000, 0x8, 0x3, 0x7dfc, 0x7fff80, 0x100, 0x44c, 0x100, 0xfffffffffffffffa, 0x0, 0xffff, 0x1, 0x6, 0x0, 0xd7b, 0x4, 0x4, 0x0, 0xc7, 0x4, 0x9a, 0x9, 0x7fff, 0x7ff, 0x0, 0xb462, 0x100000000, 0x0, 0x0, 0x7, 0x2, @perf_bp={&(0x7f0000000280), 0x7}, 0x20000, 0x8000, 0x5, 0x0, 0x6, 0xffffffff, 0xffffffffffffffc1}, r3, 0xd, r4, 0x0) 2018/05/28 16:34:05 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x41000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 235.511693] FAULT_INJECTION: forcing a failure. [ 235.511693] name failslab, interval 1, probability 0, space 0, times 0 [ 235.523238] CPU: 0 PID: 19137 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 235.530532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 235.540002] Call Trace: [ 235.542618] dump_stack+0x1b9/0x294 [ 235.546267] ? dump_stack_print_info.cold.2+0x52/0x52 [ 235.551510] ? __save_stack_trace+0x7e/0xd0 [ 235.555861] should_fail.cold.4+0xa/0x1a 2018/05/28 16:34:05 executing program 7: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000880)={0xffffffffffffffff}) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000940)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000900)={r1}) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x5, 0x3, &(0x7f0000346fc8)=@framed={{0x18}, [], {0x95}}, &(0x7f00000001c0)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f0000000080)=""/251}, 0x48) ioctl$PERF_EVENT_IOC_SET_BPF(r2, 0x40042408, r3) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000180)) ioctl$PERF_EVENT_IOC_QUERY_BPF(r2, 0xc008240a, &(0x7f0000000240)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00']) [ 235.559953] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 235.565177] ? save_stack+0x43/0xd0 [ 235.568832] ? kasan_kmalloc+0xc4/0xe0 [ 235.572780] ? kmem_cache_alloc_trace+0x152/0x780 [ 235.577653] ? sctp_add_bind_addr+0xf9/0x4a0 [ 235.582099] ? sctp_copy_local_addr_list+0x499/0x690 [ 235.587248] ? sctp_copy_one_addr+0x5d/0x170 [ 235.591737] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 235.597483] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 235.602350] ? sctp_sendmsg+0x1888/0x1d70 [ 235.606524] ? inet_sendmsg+0x19f/0x690 2018/05/28 16:34:05 executing program 4: socketpair(0x1, 0x1, 0x0, &(0x7f0000000240)={0x0, 0x0}) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000380)=[{&(0x7f00000000c0)=""/49, 0x31}], 0x10000023, &(0x7f00000002c0)=""/77, 0x4d}, 0x0) recvmsg$kcm(r0, &(0x7f0000000200)={&(0x7f0000000040)=@ax25, 0x10, &(0x7f0000000000)=[{&(0x7f0000000080)=""/151, 0xffffff77}], 0x1, &(0x7f00000001c0)=""/17, 0x11}, 0x3f00) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000)}, 0x0) sendmsg$kcm(r1, &(0x7f0000003480)={&(0x7f00000014c0)=@nfc_llcp={0x27, 0x1, 0x0, 0x1, 0xe087, 0x0, "0764564e5498a8f429ea3310ef2eed44956837ddf04d3f283bd5a751b1db178108446543252e336c9a7908a7e2c2a8c99f01892c6a80b6d016e1a683b15f8f", 0x32}, 0x80, &(0x7f0000002640)=[{&(0x7f0000001540)="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", 0x1000}, {&(0x7f0000002540)="f2177d518202aca8116a0479b9748824d97b80f6088c359f6b0a91a07f0e66", 0x1f}, {&(0x7f0000002580)="d15dbf0f57c4b77a972adeb9585b404d7c9eeea50eefe251682823d5e84b8f22313feebfa22f06c433d3f4a2ac491f6e209257f2f385450ca0db3e6a48827d8e85613d555a046f5b9d665e61eb87708a1b864deefe280fe8795722882ed62f97673f0e24b0e25d10210cb599321762e00a9d5797134c43fd2dee39c3699d2ec84676aea69731ae3d77a1a70b3665e996577dc1ee824c499b25819e1d547cd823dd1eb9db53e06ab4e75a7fbd3c8855109d11b68f249c74106fce8b", 0xbb}, {&(0x7f0000003400)="1814077212979032c0563c42735af76c93c630c5e36de98491dd47c37e2d86649e07aab7a07faa0f86d1012ff8bcdbf4167d62d747452c1dac701f88bc46fce42dcbf5a4d69c801b2c4cc9ce3e2c3095653d00b03c2cb6e21847b11024e982f92762ddf866b1e4ee595e9406a8c6cc6e5c18ba01b7cf97286dc2", 0x7a}], 0x4, &(0x7f0000003740)=[{0x68, 0x110, 0x208, "9a46d7a6a4bbbb3db8de5472d133ca3f88f59af1aafc486c199db020953be08ac5525bfdbe20b7329a546a9f9318a1f012231b95f3c674084a802a524874a2e53aa83c8519f8160166068bcdc7aa522357"}, {0xc8, 0x112, 0x3, "77379041596ce7d1d3850c71dfb57fa86417273c5ad934b3d57cbcfac224301d44bd6f5ac963258f45dcb3bc94f27749c4d9361634d0c44de6f0cf34dfb17d08a48d527a306b74225c19be7e39394eeeed5f53e35fb006d7f5b816f27ffc7959b42abc15e1fdf4fc0cb6e3431f874d7bdf5e813f2fa8d4330ef062d841d95e52c52821129e9ac5c598fb474d04b90d6125c01392c41e488ec50e0242c37e8e4f30375339d243d07e2dd3062e7058d7b5e04dce0736cdf0"}, {0xf0, 0x18e, 0xffffffff, "8a8ff6038dc4d06454a4ad671a4f0f3b4ad06d17ba8421930903c1bd85aa8d53bbd1f6d656ee899572be28b8a1bdaa3a68282b464918c38341997ff58ced0b1c045693b24c9e6308c6629edad2fd847e3f817cd04a2aa8959fb5e5170fa3254cec3c3645d4e131552cda871027e215066e16a722bc3415762532213f8f3b87ddad657f02c58798da6b459b145f224f41fc7cb41047deb8dbd3b51171cb0c192f37401ababf5038d32e07518af6c5e14b397d71046cda4246be379b54eef1f51171effe1076824b5a44d59f8f17a8950b9630770c881728ceb1a3c0b718c640bd"}], 0x220, 0x800}, 0x40000) recvmsg$kcm(r0, &(0x7f0000000340)={&(0x7f0000000140)=@generic, 0x80, &(0x7f0000000280)=[{&(0x7f00000003c0)=""/132, 0x84}], 0x1, &(0x7f00000004c0)=""/4096, 0x1000, 0x9}, 0x2) sendmsg$kcm(r1, &(0x7f00000034c0)={0x0, 0x8, &(0x7f0000003500), 0x1}, 0x0) [ 235.610519] ? sock_sendmsg+0xd5/0x120 [ 235.614423] ? ___sys_sendmsg+0x805/0x940 [ 235.618591] ? __sys_sendmsg+0x115/0x270 [ 235.622666] ? __x64_sys_sendmsg+0x78/0xb0 [ 235.626908] ? do_syscall_64+0x1b1/0x800 [ 235.630968] ? graph_lock+0x170/0x170 [ 235.634773] ? print_usage_bug+0xc0/0xc0 [ 235.638835] ? graph_lock+0x170/0x170 [ 235.642646] ? find_held_lock+0x36/0x1c0 [ 235.646705] ? lock_downgrade+0x8e0/0x8e0 [ 235.650849] __should_failslab+0x124/0x180 [ 235.655094] should_failslab+0x9/0x14 [ 235.658908] kmem_cache_alloc_trace+0x4b/0x780 [ 235.663490] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 235.667999] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.673558] sctp_add_bind_addr+0xf9/0x4a0 [ 235.677792] ? sctp_bind_addr_free+0x20/0x20 [ 235.682216] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 235.687410] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 235.692614] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 235.697631] sctp_copy_local_addr_list+0x499/0x690 [ 235.702736] ? sctp_defaults_init+0xe50/0xe50 [ 235.707238] ? get_random_bytes+0x34/0x40 [ 235.711382] ? sctp_association_new+0x19d8/0x2170 [ 235.716225] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 235.721502] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.727059] sctp_copy_one_addr+0x5d/0x170 [ 235.731294] ? sctp_copy_one_addr+0x5d/0x170 [ 235.735725] sctp_bind_addr_copy+0x16b/0x45b [ 235.740143] ? sctp_copy_one_addr+0x170/0x170 [ 235.744639] ? sctp_autobind+0x16d/0x1f0 [ 235.748702] ? sctp_do_bind+0x5f0/0x5f0 [ 235.752672] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 235.758205] ? security_sctp_bind_connect+0x99/0xc0 [ 235.763227] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 235.767908] ? sctp_sendmsg+0x125e/0x1d70 [ 235.772069] ? sctp_autobind+0x1f0/0x1f0 [ 235.776122] ? __local_bh_enable_ip+0x161/0x230 [ 235.780779] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 235.785789] ? lock_sock_nested+0x9f/0x120 [ 235.790019] ? trace_hardirqs_on+0xd/0x10 [ 235.794168] ? __local_bh_enable_ip+0x161/0x230 [ 235.798845] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 235.804380] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 235.809560] sctp_sendmsg+0x1888/0x1d70 [ 235.813531] ? do_raw_spin_unlock+0x9e/0x2e0 [ 235.817932] ? sctp_id2assoc+0x3e0/0x3e0 [ 235.821989] ? _raw_spin_unlock_bh+0x30/0x40 [ 235.826427] ? __release_sock+0x3a0/0x3a0 [ 235.830599] inet_sendmsg+0x19f/0x690 [ 235.834391] ? copy_msghdr_from_user+0x3a0/0x560 [ 235.839148] ? ipip_gro_receive+0x100/0x100 [ 235.843459] ? move_addr_to_kernel.part.18+0x100/0x100 [ 235.849560] ? security_socket_sendmsg+0x94/0xc0 [ 235.854311] ? ipip_gro_receive+0x100/0x100 [ 235.858628] sock_sendmsg+0xd5/0x120 [ 235.862329] ___sys_sendmsg+0x805/0x940 [ 235.866298] ? copy_msghdr_from_user+0x560/0x560 [ 235.871086] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 235.876889] ? proc_fail_nth_write+0x96/0x1f0 [ 235.881397] ? __fget_light+0x2ef/0x430 [ 235.885371] ? fget_raw+0x20/0x20 [ 235.888812] ? find_held_lock+0x36/0x1c0 [ 235.892872] ? kasan_check_write+0x14/0x20 [ 235.897484] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.903025] ? sockfd_lookup_light+0xc5/0x160 [ 235.907523] __sys_sendmsg+0x115/0x270 [ 235.911402] ? __ia32_sys_shutdown+0x80/0x80 [ 235.915810] ? __sb_end_write+0xac/0xe0 [ 235.919776] ? fput+0x130/0x1a0 [ 235.923062] ? ksys_write+0x1a6/0x250 [ 235.926874] __x64_sys_sendmsg+0x78/0xb0 [ 235.931039] do_syscall_64+0x1b1/0x800 [ 235.935044] ? finish_task_switch+0x1ca/0x840 [ 235.939553] ? syscall_return_slowpath+0x5c0/0x5c0 [ 235.944483] ? syscall_return_slowpath+0x30f/0x5c0 [ 235.949432] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 235.955064] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/05/28 16:34:06 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x8060000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 235.959926] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 235.965123] RIP: 0033:0x455a09 [ 235.968306] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 235.976031] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 235.983308] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 235.990586] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 235.997860] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 236.005143] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000024 2018/05/28 16:34:06 executing program 6 (fault-call:1 fault-nth:37): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:06 executing program 3: r0 = socket$kcm(0xa, 0x7, 0x11) setsockopt$sock_attach_bpf(r0, 0x29, 0x4a, &(0x7f0000000700), 0x3) 2018/05/28 16:34:06 executing program 2: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x1) r1 = getpid() perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x2, 0x5, 0x7, 0xd3, 0x0, 0x1, 0x8, 0xd, 0x1ff, 0xa099144, 0x400, 0x80, 0xffffffffffff0001, 0x400, 0xfae3, 0x0, 0x2, 0x7, 0x1, 0x3, 0x7ff, 0x784, 0x5, 0x101, 0x200, 0xffffffffffff0000, 0x4, 0x22, 0xfffffffffffff514, 0x0, 0xffffffffffffffe0, 0x5, 0xe79e, 0x5, 0x2, 0x4, 0x0, 0x200, 0x7, @perf_config_ext={0x332, 0x7f3}, 0x400, 0x6, 0x101, 0x7, 0x7fffffff, 0x10000, 0x6}, r1, 0x9, r0, 0x3) [ 236.321984] FAULT_INJECTION: forcing a failure. [ 236.321984] name failslab, interval 1, probability 0, space 0, times 0 [ 236.334427] CPU: 0 PID: 19177 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 236.341728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 236.351119] Call Trace: [ 236.353753] dump_stack+0x1b9/0x294 [ 236.357431] ? dump_stack_print_info.cold.2+0x52/0x52 [ 236.362770] should_fail.cold.4+0xa/0x1a [ 236.366871] ? perf_trace_lock+0x495/0x900 [ 236.371151] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 236.377038] ? zap_class+0x720/0x720 [ 236.380796] ? sctp_copy_local_addr_list+0x499/0x690 [ 236.385932] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 236.391817] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 236.396660] ? sctp_sendmsg+0x1888/0x1d70 [ 236.400810] ? inet_sendmsg+0x19f/0x690 [ 236.404776] ? sock_sendmsg+0xd5/0x120 [ 236.408652] ? ___sys_sendmsg+0x805/0x940 [ 236.412789] ? __x64_sys_sendmsg+0x78/0xb0 [ 236.417023] ? do_syscall_64+0x1b1/0x800 [ 236.421081] ? graph_lock+0x170/0x170 [ 236.427935] ? print_usage_bug+0xc0/0xc0 [ 236.431992] ? graph_lock+0x170/0x170 [ 236.435802] ? find_held_lock+0x36/0x1c0 [ 236.439890] ? lock_downgrade+0x8e0/0x8e0 [ 236.444042] __should_failslab+0x124/0x180 [ 236.448287] should_failslab+0x9/0x14 [ 236.452106] kmem_cache_alloc_trace+0x4b/0x780 [ 236.456862] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 236.461359] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.466899] sctp_add_bind_addr+0xf9/0x4a0 [ 236.471133] ? sctp_bind_addr_free+0x20/0x20 [ 236.475543] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 236.480735] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 236.485936] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 236.490954] sctp_copy_local_addr_list+0x499/0x690 [ 236.495884] ? sctp_defaults_init+0xe50/0xe50 [ 236.500462] ? get_random_bytes+0x34/0x40 [ 236.504609] ? sctp_association_new+0x19d8/0x2170 [ 236.509454] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 236.514654] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 236.520196] sctp_copy_one_addr+0x5d/0x170 [ 236.524435] ? sctp_copy_one_addr+0x5d/0x170 [ 236.528842] sctp_bind_addr_copy+0x16b/0x45b [ 236.533249] ? sctp_copy_one_addr+0x170/0x170 [ 236.537739] ? sctp_autobind+0x16d/0x1f0 [ 236.541881] ? zap_class+0x720/0x720 [ 236.545589] ? sctp_do_bind+0x5f0/0x5f0 [ 236.549656] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 236.555192] ? security_sctp_bind_connect+0x99/0xc0 [ 236.560217] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 236.564883] ? sctp_sendmsg+0x125e/0x1d70 [ 236.569042] ? sctp_autobind+0x1f0/0x1f0 [ 236.573109] ? __local_bh_enable_ip+0x161/0x230 [ 236.577775] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 236.582807] ? lock_sock_nested+0x9f/0x120 [ 236.587041] ? trace_hardirqs_on+0xd/0x10 [ 236.591183] ? __local_bh_enable_ip+0x161/0x230 [ 236.595858] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 236.601404] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 236.606591] sctp_sendmsg+0x1888/0x1d70 [ 236.610563] ? do_raw_spin_unlock+0x9e/0x2e0 [ 236.614994] ? sctp_id2assoc+0x3e0/0x3e0 [ 236.619064] ? _raw_spin_unlock_bh+0x30/0x40 [ 236.623472] ? __release_sock+0x3a0/0x3a0 [ 236.627650] inet_sendmsg+0x19f/0x690 [ 236.631464] ? copy_msghdr_from_user+0x3a0/0x560 [ 236.636214] ? ipip_gro_receive+0x100/0x100 [ 236.640527] ? move_addr_to_kernel.part.18+0x100/0x100 [ 236.645888] ? security_socket_sendmsg+0x94/0xc0 [ 236.650651] ? ipip_gro_receive+0x100/0x100 [ 236.654990] sock_sendmsg+0xd5/0x120 [ 236.658701] ___sys_sendmsg+0x805/0x940 [ 236.662682] ? copy_msghdr_from_user+0x560/0x560 [ 236.667447] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 236.673080] ? proc_fail_nth_write+0x96/0x1f0 [ 236.677578] ? __fget_light+0x2ef/0x430 [ 236.681564] ? fget_raw+0x20/0x20 [ 236.685016] ? find_held_lock+0x36/0x1c0 [ 236.689086] ? kasan_check_write+0x14/0x20 [ 236.693338] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 236.698873] ? sockfd_lookup_light+0xc5/0x160 [ 236.703371] __sys_sendmsg+0x115/0x270 [ 236.707259] ? __ia32_sys_shutdown+0x80/0x80 [ 236.711680] ? __sb_end_write+0xac/0xe0 [ 236.715654] ? fput+0x130/0x1a0 [ 236.718944] ? ksys_write+0x1a6/0x250 [ 236.722766] __x64_sys_sendmsg+0x78/0xb0 [ 236.726829] do_syscall_64+0x1b1/0x800 [ 236.730726] ? finish_task_switch+0x1ca/0x840 [ 236.735252] ? syscall_return_slowpath+0x5c0/0x5c0 [ 236.740178] ? syscall_return_slowpath+0x30f/0x5c0 [ 236.745113] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 236.750483] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 236.755336] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 236.760519] RIP: 0033:0x455a09 [ 236.763710] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e 2018/05/28 16:34:07 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xff00000000000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:07 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x2, 0x2, 0x2) socketpair$inet6_sctp(0xa, 0x20000000000005, 0x84, &(0x7f0000000100)) close(r0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000040)) 2018/05/28 16:34:07 executing program 7: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x41000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 236.771430] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 236.778691] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 236.785972] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 236.793244] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 236.800682] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000025 2018/05/28 16:34:07 executing program 3: r0 = socket$kcm(0x2, 0x1, 0x0) socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x8912, &(0x7f0000000000)) 2018/05/28 16:34:07 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xc0000001f, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:07 executing program 6 (fault-call:1 fault-nth:38): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:07 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xfc000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:07 executing program 7: r0 = gettid() perf_event_open(&(0x7f0000000040)={0x3, 0x70, 0x20, 0xf7, 0x0, 0xfffffffffffff001, 0x0, 0x9, 0x1020, 0x6, 0x1, 0x101, 0x8, 0x7ff, 0x9, 0x0, 0x1ff, 0x3, 0x2, 0xffff, 0x9, 0x9, 0x9, 0x1, 0x40, 0x0, 0x1f, 0x1, 0xfff, 0x5, 0x400000000, 0x4, 0x7, 0x8, 0x4, 0x6, 0x5, 0x3, 0x0, 0x9, 0x2, @perf_config_ext={0xffffffff80000000, 0x7}, 0x2000, 0xd9, 0x8, 0x7, 0x2, 0x3, 0x28a1}, r0, 0x9, 0xffffffffffffffff, 0x2) ioctl$PERF_EVENT_IOC_RESET(0xffffffffffffffff, 0x2403, 0xffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_QUERY_BPF(0xffffffffffffffff, 0xc008240a, &(0x7f0000000100)=ANY=[]) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x0, 0x8, 0x3f, 0x0, 0x2, 0xffffffffffffffff, 0x2189e26f}, 0x2c) mkdir(&(0x7f0000001000)='./file0\x00', 0x0) 2018/05/28 16:34:07 executing program 2: r0 = socket$kcm(0x2, 0x5, 0x0) setsockopt$sock_attach_bpf(r0, 0x84, 0xb, &(0x7f0000000080), 0x4) sendmsg$kcm(r0, &(0x7f0000001d40)={&(0x7f0000000740)=@in={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x16}}, 0x80, &(0x7f0000001c00)=[{&(0x7f0000001bc0)="01", 0x1}], 0x0, &(0x7f0000001c80)}, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) recvmsg$kcm(r0, &(0x7f0000000b80)={&(0x7f00000007c0)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @dev}}}, 0x80, &(0x7f0000000b00)}, 0x0) sendmsg(r0, &(0x7f0000000300)={&(0x7f00000000c0)=@alg={0x26, 'aead\x00', 0x0, 0x0, 'rfc4106-gcm-aesni\x00'}, 0x80, &(0x7f00000002c0)=[{&(0x7f0000000140)="962d546c560c83592c6efc39317fa476b773e6c5bff2bf316dcbbb8be3ef61fe57f053ef7f22b33f043bf095721711367478baa742bbc59e790071a69c4b03bd6ecba978e3f63ecffb2fc908339798ebe0f2aac9aaf34db2c1c907d51407518742ae3d66bbd21a3d135eb30e57dcc5063c53480ff3a0bb3c5cf39a0d246415c3d0582110e1d9667e38f28d6663f03359af0fbf085a1588f0ebf2be2f65c6d0ebc1e58afb70f04738bfbca2475481ff939d6e0aef50667d1c9f5f", 0xba}, {&(0x7f0000000200)="c4fd4c8f6e2356fe1a7f001143e5c0c0bb9a653a90244781b1d7115c62cdbceca377680874bd817ad992c985e99efc3a9e2ce89663f009c422bdbc9105c3037d1c76d9b4fbf368611e82ab566badf56341b793db7aa0befa4779af25e79203cdc1ecdbfb313e61b72e1b2d7b6ef7faae586aa43b7d19846d07b78034b4f186a65c8df7420fef79d7d3d3d2a3f66337e8d1efeded", 0x94}, {&(0x7f0000000040)="93526dd604cff1b945173e834047cc74d54c581c17b475a5f0a325e69b5245072fd1598fe5c7438a4fa833b922df91892e", 0x31}], 0x3, &(0x7f0000001d80)=[{0xc0, 0x11d, 0x3, "cb5c084d51e61cd5da1af26e68d905a2030dac9ed14f1e2c33d3561466a291ac206f651db33dfc14f396771da1a175d77c0a778995c4a5480403012edcd1705f2df2c4e68ff13b4a19a28c2e6f51cc6809758c52f0cc3ed0cfc65fd40cb77972ac5d9dd19edf071cbf279f243e11eff979363d68be4f8051d46b010c2b1261bfad5b868c566269f18b04d86d445a15125309193ab9672fe47d3394cd824c07265104b6081bb89a2973f620fe249e"}, {0x1010, 0x0, 0x0, "89634d7b297eaddfd02272927fc48748b1aa841b0c9dea5ff12f313eedf27797e2f9f8bab239943f184d857f3030d39287e4f24299f7aef40dcfe9033320c2c044ef97574c31719b2249b4dad28b2e3c9acea621e44a1c0a7f7ec68cd255857db5c0ba0d9d3812cc5354c4d6b374e65770b37681947a2274abea33cd192b0a19c21a30eabf2c95423113d9fe1297b928ba0bd45b233fbeaad6dd65e5524cf3e16fa4c8b14c36c9675459f5684b8156930fbc91abe9d07da7c0aa6c193f18f26107af5c96aa148f776d1619962bfc834ccce1428f570a469261d0f040474c11fdcf2c1b291feff632276fb6d6d6265ddf97ecf2f116485bdfd1ab3ba3b343bae583bfd6e729c3475be63347152af900f5873d5e40e38b9d308a268d1f88e3053fdc8d2525d907e5630f1716c341bab46372dd2b371c6968b06d93bb7c7ade893e36c3610cc706fe66744183db8ada7d4fb787ff86d02304446dc6401711ba5c1d2a8886d8b537b8f20f4f6f80d2ea9408befc8d2fe2ea902ee407ca6ac7569accf2c3f97db166d4b15a732ebe1dc25ec43ca1acb9189f89407d0a75be8f042fca611046a69437806d7633e6b3373969c8bb8a96371a263c6c6b610593399aa082c7e312a5128b612ac82f0f89cc7d1506559e2779374b8966f4788ea22befa1cb50d0e3716c297aa6c05494d6d038885b1671b84a9971bb5e3b9dfb09c7a2652daf5e4cc7fdcec1cd8b2e490c41924ad6a4aa5efb263ab341d51d71b0d4797a52caf33f6b6cf6ec5cdde6ad1975ea4cf7cae0659269341cf7b71830507da9ea98e1a572f8b968718e01714ac4983279b2b12de360316530a1a8c76800bf088806b2040228057e03d566df58bfdb98030ec8aea493769f97a921408d5c7349817602b7b73f68772aa87c6987fa9a9ae922b1e4069274605ae181447762dedf82a3b3d3f9f8ea893bac8a31e4474abd40ca9907322bf1b042ffeb3dbfb909bcb61e887697346f2cf28fc02f37b9081ff111363d65a62035000c14fcfc29b4d797d7218588e6a5cd8ebb7acd76a13ae5185cd7252c07b12bd451842639e723c41af8ffde23058163d910b83105468a1d3675e9400a36977a768178f848892433f352860140080fb5b22058eeb49cac58c647340d839675b3894d2ccd27f46686e71b23e60a85825f6644666eee0677da888185d39688411548433a3c14fd075218fc7288140c2378c117d4efdd93f9c0fe0f441145e6b3a2ae8dfbf3fee1a3e1d7df9bedd47d9a5b02a6c13804cf1727acf4542deed3a9d127973c37e601d924d91fe512f1cd9873c6cf23041f013c5c2e392ab35ac91cefcea872ca49f602a7db6b5220dfe762a9a2524f5bbe91a39dc4751b16a57a1f005bd7978a99fe10a2ece3d42fbb160df5e75b8043ba1aeb139bd379cd3fa1862f0e0cc5ef8c06a56aaf796c1dcbc03e31984b846ad970208c8cd68296163d2bbecf4471bec43ee12b9ffd58fce51dc2f8a43eb0888114063a3a48f0ad7a7854991ca798e691df8b4e241717187eefc0f05949a2c1a4f72deee1fd8ddc31a3f73dbea2e16277b5a9dc0737e0d19b945702e3d4728349568f5229bda7d1833b47d6ba963445a0b20d7413c802837cb2dd9fff8b73a90d73ccefd8a2c001803db2b753babef189817801bf8d99c626a83c1b5f290886fb7e3453d68b4dc8732232c9146e978c04df0ac462e13e2ddb5f481fc43588cb8a258e06b6a31af6b35687fa53c493dcb731db2514c72dd2550ef149a9d7401e853499f9c49dc8dac2307767d7689ff7a599f96db74fa672c5292bc2db983eaa36d6c4e63448819f49bc71813084884423e32dd7ab154c19ca866a1e4d8f74a977cd5ed23cd63abda30652c305b93aadb136ec9d125bce78942046e35496750f88ccc4a4abfb3c441f301b9441dd6fdca8c7bb47e6e0dcb0e1b306d04d77d3e6a902d2df51f178ea08330ecd845bccba0d6e8983a4b0bee7da93f0f9f71285e8e24c0ad3bb48d5861af26667ed2b599a9d73fab40bfc89ca86029d18fcba28acf8005b01834561304f67bd845e99651d8302d14c50481462d4969bf3e0e85e741ffe9f08d4a7f284148f02f7adc02987ad2d0766e55290ee744eb189a014fd97accf59871968f41ba5ffdf19e0e50f261f5f587319a9b0b9a75ba33d37fa6cbff9e2f628a6e202003ce218f96a4e6388a0397e9f5186696187ac6613d380df47d5c780f24dc62bf294ea86c6f5e51a0ea8876f4ab61106f5d4b0fb391e86fcf5c79c4a87718b280d1a1b5054ef1a8501152d36741d171908055d61b3dfc648494cc854481d6976f3ee0d71d515bf3598258b2d72ddaaed5d07ca2cb30b35e34dcf13a8c3cc955e39602f2c0ca190f816c86e9b2eebd3605475dae2c0b18fecfd92cb62dbb198d8bb6d7e3f5bbbdd1d9f61a2dd63396416fdc5a66aa058d11cae731355fb09f719989d1b6d558a142efe262d73b3d1d72b6f37f22e0183206936fa791de009a653112b260605435e06861825d11915b32f1bc3e11b3f42e96c0aa553b22ffe667223dbda24b8acce86719e03a75909e50fdd608401dd2ff31aedad2f3f34436c7d1cb70ea6b9d8675d9778b1ec94b97a9981008633309d3603a043418134e87eebc8264b18d2a2bd7ea28fc10901d617fdee3745dd2cec2ec4bcd8d9146abd9fb762c576df9237680a6c2c7a9fff5d6a834179592bbf658a68ad65835e6a49176790645a8d326c45e29484bbb1ba1f9a0ef25aa61280a3169f80e28d12462a27187f84906f249e216b95c54e1249bc8e49ba6e744f8dd38ec4c7a134822f54b14e1f30d473eefc248b2a1dfc97f9abc8dff32b8e1564670ffd114b31012efba75d46619d591c2ddcbb07aaf52d28dc9370da13c93f02bf6c0aff877426555e76e37e83806679d8a806f00d77a0027712c846b976cd04a10b43a6703e0c7c00fc69246c627cae9d587ac71bb5962586d35af26b689846ced5ff0966d23805fcae953e80e09f1416ac5c22ff9cb59ade98389323c9894fcd0e7c778585e9b0e3d8183ad0503f487a4fb665f6567965f126003e0e2b8ab31216afe033ac6cedc6895c172bff1f21a480991035d5ce147b4f0d3b405f94abb8693baa31ce42234648a8280eaafb029a2818b5ae1801305e43301ddde6444eebe66ab85e1a9630b3338137c8df49644d0827e952cfa65fd9410f56e95d877f23e0725a3ec5c0638e09013f23579ab7f46025c67fe760ec025bfcd321445d0bab1ada4ed20dd0dfc1b54ede585225fae0dd0b6ca165d75fb97573a925ed21be4af55779036272a9f991aa666227cc5819d0096ad4e3f1de532c6ba0169b64ffcf078e754038959fccd9e48619716edca4d45c172e37eb4eb82cc959209c1fe2fd82b70276b1cbb40050bb136d4882351e54801b7b2cdef395f3b678bfd22d6e3b953d6494368abcd26f43b74cb4e5621a6fad2891204125675f0a5d9e5f30bd57a720dc52b60ab6936718338658323669360bcb6c3ad0193a4436df6decd6e7305fe5f08fc282becf16a6f593bc787cb7f5539732fe1af49b3674fb90f39eafefb5b68d6db039ef7740d273b1768ff4c50674f615f080dffe9dfc5be535d83ecd94e10853922e8b141ada81649069fb2c17af9f9de5578d6e0a70bc52a7e0f889a4a4aca024952b110894a47d99dc1ee2d61f74769a5c1d72d885d6f4788b336717e1559cd512ed85b173cd3d70b892db8b0e396a6e6071333db3f84f58732e48afd3e48c548c4ac49caa4cda8615f78b0472c57916b443c7c997758a3b4c234061faf15987a8dff0ff1723db3b80cbc6b65c58192b5b10902c61ae20e5fbb438197814faca253ed3fc9e8b3e3d73466ab4ca1f780850e84ecbfb3cfd0fa8ff45e6ae905056ebb4f2537e0730ad345137e6c4db47082874e5d054b4211e6f8a9266d686449eebe07df84ea0fbb015432f88c6eb623bc4b53f847c13d34522485d00b1a6c55813c727a6c50a06e0387367e54a8f2054c28dce4437b867a8df54e297d00eb934160ac0f042389c9c0c2d01b18ef67b46836e6d205e7e010418fffe55305d3a37feeb277318a82e8f2f80938ddd603dfcc11448818494129b7b64acb5d9e1463b4d2227811b0c4a7453540b531b754963b446bf3845d039fb4460ede37e7628ecc0aed4722ffa9c569366f34acbced44b65fc0c5c9f2ebf403a50d2552b9d91aeca28ea75b27a1f8fc19f889431a74ce618de6a9c55be275e2071c921b640d144bc51380ade68847f45c653c50129bd2f4a81a7a9cb3ed95d1b70e6754b5911d2c4fae32888a16907818afa408f67a685c352408856ec002b6d6cea4f6519a26cf2571c57b8036c067b8c7e69cb1de196724e0b5e8633f6dcc868d24cd6d952a31392a3753acb74df24974a362e020cd428b14035ebd32b3b4bfbe3b73efba6b536fbaf409410f591f8dd06734c464dba16fc8823cffede06cdfd15759530f26b87d62f2302e9257b97a77b5c5576c69ec8bc2c973e6eb32b6dddf9af00bc99de8fc64e54ddc369151927370c57f411840a32875a482472288afb7dd4a067a4e738ebae7f2add9f77d216dbe08f950bf220fd659e6d02d393bd094f5c79befcd930dd7a15e92f453d55ab753be730578587831bd07f69a4d1a286274eb75ab0660e3a80bfcca7795a28e22643ce64846de2542744d6a98664bbb9a472558a32ccc4974fde13942a7371d720b56fde22f35441231794b5121405c0722cfa1c74cc4a64a18a65b6e02b2e004f97271ee17b17f863f7295beae469b7fd20bc72a1f7b4a6aa8ed6e683407e7b84aaa3a0376b6a757f2c53675517d956deb719129f61823ea24e2ed5df167934e35f05b684b5f8561a66dc6a9105d07a3e4c6a0faadda888ac6ecfda0ac0596e8e87a57b031d4dfde6add2dfc78215177d686a922c0f6f31a59f0376b3a2a81d885a35dd6466fc806c33143c791adb7eccb4c2d6d15914477f80aab87727e7c85d6bd1c221b01ff015c0e6222b8a9e438ef3b20f1c17345cf54bca1cbf383796d1f31d8ca616631a961fee8ce7b4aafb3751e05f134f95cdc9d9bff5384804444ed619a1704aaa2e34a49d3bf24ae43af9d7f54022de448d4b0280183558da59867456b74bbe4df10d6dc83f13fc9c14769bf039f0a676fa20eb9993636b6f63f88d8863f86549f52e007ad611f0ad68cbe9c4450d2ac387cd382fc06ed0a457bfa9d5faa811af8d9c288225b2a77f4c80ba39575998489bcb54325149b69c1ab06d4f76e3d38ee9be9741fb1556bb3d26cc834c303918fc3d7abdc770c05f1b8ac9aeb84c430bf855759de27d80a0be931e8a2849ec3c2ba46f1c39b710c257db212b8974991540debdef5ee3e404e0775d276ba1b1766d45f3834f3845b2d550e6e8c3942749bbb73d6f3d444933b46a715bc273de02119ac0fd8d03b9ca85dbc6e7ec51334dfb6b36dc9289f55154a0c794167aa12725441dd4e27848f65a76e0084cc6aa62605dcb6b25ead7de02a83dce071e59f8ceb1da14429a3cdec25744ff75a7d3fb9d3ff79520f81e2514d64d17ba30bcfc98d34294a54983c7ce1d3ac7e638626be69f61ed42d474911684b9c549c6f275501802de6250e0a8cfe3a8d81bd37190ab93f5b01c35b36e9a3b6ddff06d987a3877947dc53c93d140e7ca6dbbb89bae982991e212df49163ed3a4db4e19cf81ad46834a7cf8f6b5831e98d40fde4142579180d9ae3f878a01a34531d6661c22c1afad98f91e3d5392681dd92a88eeae5d1a17"}], 0x10d0, 0x4000}, 0x4000080) 2018/05/28 16:34:07 executing program 4: socketpair(0x1, 0x1, 0x0, &(0x7f0000000740)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f00000001c0), &(0x7f00000002c0)}, 0x20) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000040)={r1, 0x28, &(0x7f0000000000)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000080)={r2, 0x1000, 0x18}, 0xc) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000180)={r2, 0x8000, 0x8}, 0xc) bpf$MAP_CREATE(0x0, &(0x7f00000002c0), 0x2c) r3 = perf_event_open(&(0x7f0000000100)={0x7, 0x70, 0x5, 0x1, 0xfffffffeffffffff, 0x1, 0x0, 0x2, 0xd0000, 0xb, 0x92a, 0x6, 0x8000, 0x1ff, 0x0, 0x10000, 0x3, 0x6, 0x3, 0x3, 0x6, 0x4, 0x1, 0xffffffffffffffc1, 0x3, 0x8, 0x3, 0x7, 0x2, 0x3ff, 0x9, 0xf9, 0x4, 0x100000001, 0x5, 0xd8, 0x394b, 0x7, 0x0, 0x5, 0x6, @perf_bp={&(0x7f00000000c0), 0x2}, 0x4894, 0x2, 0x5, 0x4, 0x6f5, 0x800, 0x36}, 0xffffffffffffffff, 0x7, r0, 0x9) ioctl$PERF_EVENT_IOC_SET_FILTER(r3, 0x89f0, &(0x7f0000000300)='\x00') 2018/05/28 16:34:07 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x4000) r0 = socket$kcm(0x2, 0x2, 0x2) close(r0) [ 237.425500] FAULT_INJECTION: forcing a failure. [ 237.425500] name failslab, interval 1, probability 0, space 0, times 0 [ 237.437108] CPU: 0 PID: 19218 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 237.444426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 237.453794] Call Trace: [ 237.456407] dump_stack+0x1b9/0x294 [ 237.460066] ? dump_stack_print_info.cold.2+0x52/0x52 [ 237.465280] ? __save_stack_trace+0x7e/0xd0 [ 237.469643] should_fail.cold.4+0xa/0x1a [ 237.473742] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 237.478856] ? save_stack+0x43/0xd0 [ 237.482495] ? kasan_kmalloc+0xc4/0xe0 [ 237.486398] ? kmem_cache_alloc_trace+0x152/0x780 [ 237.491263] ? sctp_add_bind_addr+0xf9/0x4a0 [ 237.495697] ? sctp_copy_local_addr_list+0x499/0x690 [ 237.500803] ? sctp_copy_one_addr+0x5d/0x170 [ 237.505227] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 237.510966] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 237.515818] ? sctp_sendmsg+0x1888/0x1d70 [ 237.520135] ? inet_sendmsg+0x19f/0x690 [ 237.524118] ? sock_sendmsg+0xd5/0x120 [ 237.527996] ? ___sys_sendmsg+0x805/0x940 [ 237.532154] ? __sys_sendmsg+0x115/0x270 [ 237.536222] ? __x64_sys_sendmsg+0x78/0xb0 [ 237.540461] ? do_syscall_64+0x1b1/0x800 [ 237.544528] ? graph_lock+0x170/0x170 [ 237.549035] ? print_usage_bug+0xc0/0xc0 [ 237.553107] ? graph_lock+0x170/0x170 [ 237.556931] ? find_held_lock+0x36/0x1c0 [ 237.561008] ? lock_downgrade+0x8e0/0x8e0 [ 237.565178] __should_failslab+0x124/0x180 [ 237.569520] should_failslab+0x9/0x14 [ 237.573352] kmem_cache_alloc_trace+0x4b/0x780 [ 237.577960] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 237.582468] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.588043] sctp_add_bind_addr+0xf9/0x4a0 [ 237.592327] ? sctp_bind_addr_free+0x20/0x20 [ 237.596750] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 237.601960] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 237.607152] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 237.612203] sctp_copy_local_addr_list+0x499/0x690 [ 237.617152] ? sctp_defaults_init+0xe50/0xe50 [ 237.621672] ? get_random_bytes+0x34/0x40 [ 237.625820] ? sctp_association_new+0x19d8/0x2170 [ 237.630688] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 237.635894] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.641445] sctp_copy_one_addr+0x5d/0x170 [ 237.645678] ? sctp_copy_one_addr+0x5d/0x170 [ 237.650087] sctp_bind_addr_copy+0x16b/0x45b [ 237.654508] ? sctp_copy_one_addr+0x170/0x170 [ 237.659031] ? sctp_autobind+0x16d/0x1f0 [ 237.663111] ? sctp_do_bind+0x5f0/0x5f0 [ 237.667099] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 237.672653] ? security_sctp_bind_connect+0x99/0xc0 [ 237.677774] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 237.682461] ? sctp_sendmsg+0x125e/0x1d70 [ 237.686637] ? sctp_autobind+0x1f0/0x1f0 [ 237.690706] ? __local_bh_enable_ip+0x161/0x230 [ 237.695374] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 237.700387] ? lock_sock_nested+0x9f/0x120 [ 237.704621] ? trace_hardirqs_on+0xd/0x10 [ 237.708787] ? __local_bh_enable_ip+0x161/0x230 [ 237.713560] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 237.719114] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 237.724330] sctp_sendmsg+0x1888/0x1d70 [ 237.728320] ? do_raw_spin_unlock+0x9e/0x2e0 [ 237.732728] ? sctp_id2assoc+0x3e0/0x3e0 [ 237.736796] ? _raw_spin_unlock_bh+0x30/0x40 [ 237.741203] ? __release_sock+0x3a0/0x3a0 [ 237.745363] inet_sendmsg+0x19f/0x690 [ 237.749174] ? copy_msghdr_from_user+0x3a0/0x560 [ 237.753934] ? ipip_gro_receive+0x100/0x100 [ 237.758268] ? move_addr_to_kernel.part.18+0x100/0x100 [ 237.763603] ? security_socket_sendmsg+0x94/0xc0 [ 237.768367] ? ipip_gro_receive+0x100/0x100 [ 237.772776] sock_sendmsg+0xd5/0x120 [ 237.776497] ___sys_sendmsg+0x805/0x940 [ 237.780471] ? copy_msghdr_from_user+0x560/0x560 [ 237.785242] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 237.790776] ? proc_fail_nth_write+0x96/0x1f0 [ 237.795271] ? __fget_light+0x2ef/0x430 [ 237.799254] ? fget_raw+0x20/0x20 [ 237.802713] ? find_held_lock+0x36/0x1c0 [ 237.806821] ? kasan_check_write+0x14/0x20 [ 237.811185] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.816743] ? sockfd_lookup_light+0xc5/0x160 [ 237.821336] __sys_sendmsg+0x115/0x270 [ 237.825229] ? __ia32_sys_shutdown+0x80/0x80 [ 237.829636] ? __sb_end_write+0xac/0xe0 [ 237.833630] ? fput+0x130/0x1a0 [ 237.836925] ? ksys_write+0x1a6/0x250 [ 237.840727] __x64_sys_sendmsg+0x78/0xb0 [ 237.844789] do_syscall_64+0x1b1/0x800 [ 237.849497] ? finish_task_switch+0x1ca/0x840 [ 237.853995] ? syscall_return_slowpath+0x5c0/0x5c0 [ 237.858936] ? syscall_return_slowpath+0x30f/0x5c0 [ 237.863881] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 237.869258] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/05/28 16:34:08 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xe00, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 237.874124] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 237.879317] RIP: 0033:0x455a09 [ 237.882516] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 237.890222] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 237.897493] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 237.904766] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 237.912045] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 237.919327] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000026 2018/05/28 16:34:08 executing program 6 (fault-call:1 fault-nth:39): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:08 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f00000093c0)={&(0x7f0000009040)=@can={0x0, 0x0}, 0x80, &(0x7f0000009300)=[{&(0x7f00000090c0)=""/182, 0xb6}, {&(0x7f0000009180)=""/58, 0x3a}, {&(0x7f00000091c0)=""/1, 0x1}, {&(0x7f0000009200)=""/61, 0x3d}, {&(0x7f0000009240)}, {&(0x7f0000009280)=""/107, 0x6b}], 0x6, &(0x7f0000009380)=""/7, 0x7, 0x66c}, 0x140) bpf$PROG_LOAD(0x5, &(0x7f0000009400)={0x2, 0x8, &(0x7f0000000480)=@raw=[@exit={0x95}, @ldst={0x1, 0x3, 0x6, 0x7, 0xe, 0xffffffff, 0x1}, @jmp={0x5, 0x8000, 0x8, 0x1, 0xf, 0xfffffffc, 0xffffffffffffffff}, @jmp={0x5, 0x80, 0x1, 0xf, 0x5, 0x70, 0xfffffffffffffff0}], &(0x7f00000004c0)='GPL\x00', 0x400, 0x0, 0x0, 0x41100, 0x0, [], r0, 0xb}, 0x48) socketpair(0x5, 0x0, 0x4, &(0x7f0000000500)={0xffffffffffffffff}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000080)={0xffffffffffffffff, 0x50, &(0x7f0000000000)={0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000000c0)=r2, 0x4) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000180)={0x0, r1, 0x3, 0x2}, 0xffffffffffffff39) socketpair$inet6(0x5f5e0ff, 0x0, 0x0, &(0x7f0000000540)) bpf$PROG_LOAD(0x5, &(0x7f00000002c0)={0xc, 0x4, &(0x7f0000000100)=@raw=[@jmp={0x5, 0x4, 0x0, 0x4, 0x5, 0xfffffff0, 0xffffffffffffffff}, @jmp={0x5, 0x7, 0xf, 0x3, 0x0, 0xc, 0xffffffffffffffff}], &(0x7f00000001c0)='syzkaller\x00', 0x1, 0xb5, &(0x7f0000000200)=""/181, 0x41100, 0x1, [], 0x0, 0xd}, 0x48) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000140)={r1, &(0x7f0000000340)="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"}, 0x10) 2018/05/28 16:34:08 executing program 3: socketpair(0x1, 0x1, 0x0, &(0x7f0000000740)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f00000001c0), &(0x7f00000002c0)}, 0x20) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f1, &(0x7f0000000080)='vmnet0ppp1selinux(ppp0\x00') 2018/05/28 16:34:08 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x2000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:08 executing program 7: r0 = socket$kcm(0x2, 0x5, 0x0) r1 = socket$kcm(0x2, 0x803, 0x2) sendmsg$kcm(r1, &(0x7f0000000280)={&(0x7f0000000000)=@in={0x2}, 0x80, &(0x7f0000000880), 0x3c3}, 0x0) recvmsg$kcm(r1, &(0x7f00000002c0)={&(0x7f0000000080)=@vsock={0x0, 0x0, 0x0, @hyper}, 0x80, &(0x7f0000000280), 0x0, &(0x7f0000000380)=""/93, 0x5d}, 0x22) recvmsg$kcm(r1, &(0x7f0000000800)={&(0x7f0000000100)=@ipx, 0x80, &(0x7f0000000300), 0x0, &(0x7f0000000180)=""/2, 0x2}, 0x0) setsockopt$sock_attach_bpf(r0, 0x84, 0x22, &(0x7f0000000040)=r0, 0x10) 2018/05/28 16:34:08 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x1) close(r1) 2018/05/28 16:34:08 executing program 4: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000040)) r1 = getpid() perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0xfffffffffffffffc, 0x0, 0x4, 0x7, 0x0, 0x0, 0x80, 0xa, 0x3, 0x0, 0x2, 0x8, 0x1, 0x7, 0x80, 0x7, 0x9, 0x3, 0x8000, 0x7, 0x3ff, 0x1ff, 0xffffffffffffff01, 0x0, 0x8, 0x7, 0x1, 0x4, 0x6, 0x8, 0x7fffffff, 0x3ff, 0x7ce19878, 0x0, 0xfffffffffffffffd, 0x3ff, 0x0, 0x7, 0x1, @perf_bp={&(0x7f0000000080), 0x1}, 0x28500, 0x1, 0x3f, 0x5, 0x6, 0xde26, 0x7}, r1, 0xd, r0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000011fd4)={0xe, 0x4, 0x4, 0xdc00, 0x0, 0xffffffffffffffff, 0x0, [0x8]}, 0x2c) [ 238.313199] FAULT_INJECTION: forcing a failure. [ 238.313199] name failslab, interval 1, probability 0, space 0, times 0 [ 238.324762] CPU: 0 PID: 19257 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 238.332060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 238.341703] Call Trace: [ 238.344334] dump_stack+0x1b9/0x294 [ 238.347999] ? dump_stack_print_info.cold.2+0x52/0x52 [ 238.353240] ? __save_stack_trace+0x7e/0xd0 [ 238.357594] should_fail.cold.4+0xa/0x1a [ 238.361653] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 238.366762] ? zap_class+0x720/0x720 [ 238.370484] ? sctp_copy_local_addr_list+0x499/0x690 [ 238.375578] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 238.381284] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 238.386116] ? sctp_sendmsg+0x1888/0x1d70 [ 238.390277] ? inet_sendmsg+0x19f/0x690 [ 238.394274] ? sock_sendmsg+0xd5/0x120 [ 238.398326] ? ___sys_sendmsg+0x805/0x940 [ 238.402468] ? __sys_sendmsg+0x115/0x270 [ 238.406531] ? __x64_sys_sendmsg+0x78/0xb0 [ 238.410771] ? do_syscall_64+0x1b1/0x800 [ 238.414831] ? graph_lock+0x170/0x170 [ 238.418631] ? print_usage_bug+0xc0/0xc0 [ 238.422695] ? mark_held_locks+0xc9/0x160 [ 238.426855] ? graph_lock+0x170/0x170 [ 238.430653] ? retint_kernel+0x10/0x10 [ 238.434548] ? find_held_lock+0x36/0x1c0 [ 238.438615] ? lock_downgrade+0x8e0/0x8e0 [ 238.442763] __should_failslab+0x124/0x180 [ 238.446998] should_failslab+0x9/0x14 [ 238.450798] kmem_cache_alloc_trace+0x4b/0x780 [ 238.455379] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 238.460136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.465675] sctp_add_bind_addr+0xf9/0x4a0 [ 238.469923] ? sctp_bind_addr_free+0x20/0x20 [ 238.474337] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 238.479528] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 238.484733] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 238.489750] sctp_copy_local_addr_list+0x499/0x690 [ 238.494681] ? sctp_defaults_init+0xe50/0xe50 [ 238.499183] ? get_random_bytes+0x34/0x40 [ 238.503335] ? sctp_association_new+0x19d8/0x2170 [ 238.508185] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 238.513374] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.518912] sctp_copy_one_addr+0x5d/0x170 [ 238.523138] ? sctp_copy_one_addr+0x5d/0x170 [ 238.527556] sctp_bind_addr_copy+0x16b/0x45b [ 238.531982] ? sctp_copy_one_addr+0x170/0x170 [ 238.536481] ? sctp_autobind+0x16d/0x1f0 [ 238.540534] ? zap_class+0x720/0x720 [ 238.544260] ? sctp_do_bind+0x5f0/0x5f0 [ 238.548240] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 238.553775] ? security_sctp_bind_connect+0x99/0xc0 [ 238.559142] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 238.563823] ? sctp_sendmsg+0x125e/0x1d70 [ 238.567973] ? sctp_autobind+0x1f0/0x1f0 [ 238.572128] ? __local_bh_enable_ip+0x161/0x230 [ 238.576791] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 238.581832] ? lock_sock_nested+0x9f/0x120 [ 238.586064] ? trace_hardirqs_on+0xd/0x10 [ 238.590219] ? __local_bh_enable_ip+0x161/0x230 [ 238.594900] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 238.600450] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 238.605649] sctp_sendmsg+0x1888/0x1d70 [ 238.609623] ? do_raw_spin_unlock+0x9e/0x2e0 [ 238.614040] ? sctp_id2assoc+0x3e0/0x3e0 [ 238.618195] ? _raw_spin_unlock_bh+0x30/0x40 [ 238.622625] ? __release_sock+0x3a0/0x3a0 [ 238.626787] inet_sendmsg+0x19f/0x690 [ 238.630585] ? copy_msghdr_from_user+0x3a0/0x560 [ 238.635338] ? ipip_gro_receive+0x100/0x100 [ 238.639654] ? move_addr_to_kernel.part.18+0x100/0x100 [ 238.644937] ? security_socket_sendmsg+0x94/0xc0 [ 238.649694] ? ipip_gro_receive+0x100/0x100 [ 238.654012] sock_sendmsg+0xd5/0x120 [ 238.657727] ___sys_sendmsg+0x805/0x940 [ 238.661698] ? copy_msghdr_from_user+0x560/0x560 [ 238.666631] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 238.672166] ? proc_fail_nth_write+0x96/0x1f0 [ 238.676670] ? __fget_light+0x2ef/0x430 [ 238.680650] ? fget_raw+0x20/0x20 [ 238.684111] ? find_held_lock+0x36/0x1c0 [ 238.688184] ? kasan_check_write+0x14/0x20 [ 238.692432] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.697967] ? sockfd_lookup_light+0xc5/0x160 [ 238.702471] __sys_sendmsg+0x115/0x270 [ 238.706357] ? __ia32_sys_shutdown+0x80/0x80 [ 238.710762] ? __sb_end_write+0xac/0xe0 [ 238.714739] ? fput+0x130/0x1a0 [ 238.718016] ? ksys_write+0x1a6/0x250 [ 238.721836] __x64_sys_sendmsg+0x78/0xb0 [ 238.725906] do_syscall_64+0x1b1/0x800 [ 238.729793] ? finish_task_switch+0x1ca/0x840 [ 238.734288] ? syscall_return_slowpath+0x5c0/0x5c0 [ 238.739213] ? syscall_return_slowpath+0x30f/0x5c0 [ 238.744163] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 238.749531] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 238.754374] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 238.759562] RIP: 0033:0x455a09 2018/05/28 16:34:09 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x2201, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:09 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x2, 0x3, 0x2) close(r1) r2 = gettid() close(r0) perf_event_open(&(0x7f0000000040)={0x7, 0x70, 0x8, 0x800, 0x87c, 0x4, 0x0, 0x2, 0x8000, 0x4, 0xfff, 0x4, 0x8, 0x7fffffff, 0x100000000, 0x5, 0x2, 0x19b, 0x1, 0x101, 0x81, 0x4, 0x8b, 0x5, 0x81, 0x7, 0x9, 0x0, 0x70, 0x71, 0x7, 0x7fffffff, 0x6, 0x100000000, 0x7, 0x6b26, 0x7, 0x401, 0x0, 0x8, 0x6, @perf_config_ext={0x7fff, 0x80}, 0xd800, 0x4, 0x724e, 0x7, 0x1, 0x3, 0xfffffffffffffffd}, r2, 0xb, r0, 0xa) 2018/05/28 16:34:09 executing program 2: r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000000)={0xffffffff, 0x101}, 0xc) bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xc, 0x10001, 0x1, 0x1, 0x0, r0, 0x8}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={r0, &(0x7f0000000080)="d58a6855926c5793467c8ba02801c4d25db14879bcf627ae3ead0cb0b1cb4ffc9511d68aec497c4bdf95883f1a812fe58dd2e6ee6e181a52", &(0x7f00000000c0)="7926c886b280aba438c88c6bd828e8e4acd1743a2549cf3efba85959faa865b87be757238b832ccd695af3085c0aba0cb3a72c819e081fcdfc2f24cfbd5506", 0x1}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f0000001800)={0xb, 0x5, &(0x7f0000001640)=@framed={{0x18}, [@ldst={0x1}], {0x95}}, &(0x7f00000016c0)='GPL\x00', 0x20000081, 0xf0, &(0x7f0000001700)=""/240}, 0x48) [ 238.762748] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 238.770450] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 238.777721] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 238.784985] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 238.792250] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 238.799520] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000027 2018/05/28 16:34:09 executing program 6 (fault-call:1 fault-nth:40): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:09 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x4000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:09 executing program 7: socket$kcm(0x29, 0x5, 0x0) socket$kcm(0x29, 0x5, 0xfeffffff) 2018/05/28 16:34:09 executing program 4: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000040)) r1 = getpid() perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0xfffffffffffffffc, 0x0, 0x4, 0x7, 0x0, 0x0, 0x80, 0xa, 0x3, 0x0, 0x2, 0x8, 0x1, 0x7, 0x80, 0x7, 0x9, 0x3, 0x8000, 0x7, 0x3ff, 0x1ff, 0xffffffffffffff01, 0x0, 0x8, 0x7, 0x1, 0x4, 0x6, 0x8, 0x7fffffff, 0x3ff, 0x7ce19878, 0x0, 0xfffffffffffffffd, 0x3ff, 0x0, 0x7, 0x1, @perf_bp={&(0x7f0000000080), 0x1}, 0x28500, 0x1, 0x3f, 0x5, 0x6, 0xde26, 0x7}, r1, 0xd, r0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000011fd4)={0xe, 0x4, 0x4, 0xdc00, 0x0, 0xffffffffffffffff, 0x0, [0x8]}, 0x2c) 2018/05/28 16:34:09 executing program 3: bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="18000000000000d300000000028000007a0a00ffffffff006b01"], &(0x7f0000000000)="47504c00bc3047eb525f484f89fc96dd6ca64da40ff023122e66f6", 0x0, 0xce, &(0x7f0000000500)=""/206}, 0x48) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0xf, 0x6, 0x40, 0xbcda, 0x2f, 0xffffffffffffffff, 0x9}, 0x2c) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000001c0)={r0, &(0x7f0000000240)="57797a9e6839cf7e39cf7263d0d19e5c544f19845ac9a91e4cf33a1bff5c93371e493f351cc608854bd11e9860dfedb2b3dcce32c6c7ece0a5fecc959da6129ad2", &(0x7f00000003c0)=""/102}, 0x18) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x7, 0x5, &(0x7f0000000040)=@framed={{0x18}, [@jmp={0x5}], {0x95}}, &(0x7f0000000200)='GPL\x00', 0x80000003, 0xbb, &(0x7f0000000300)=""/187}, 0x48) 2018/05/28 16:34:09 executing program 2: bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x0, 0x1, &(0x7f0000001fe8)=ANY=[@ANYBLOB="9a01ca97f19f1d5a55"], &(0x7f0000003ff6)='syzkaller\x00', 0x0, 0xc3, &(0x7f0000009f3d)=""/195}, 0x48) r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x5, &(0x7f0000001fd8)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x25}, [@ldst={0x7}], {0x95}}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0x437, &(0x7f000000cf3d)=""/195}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000000)={r0, 0x0, 0xe, 0xdc, &(0x7f0000000180)="d2b80205fc7d409594a57d507eb5", &(0x7f0000000240)=""/220}, 0x28) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x5, 0x100000000, 0x3, 0x4, 0x2, 0xffffffffffffffff, 0x5}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0xb, 0xfffffffffffffffb, 0x100000000, 0x7, 0x0, r2, 0x1}, 0x2c) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x8941, &(0x7f0000000240)=0x1) 2018/05/28 16:34:09 executing program 1: socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000080)={0xffffffffffffffff}) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000100)={&(0x7f00000000c0)='./file0\x00', 0x0, 0x18}, 0x10) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000140)=r1, 0x4) r2 = socket$kcm(0x11, 0x2, 0x0) setsockopt$sock_attach_bpf(r2, 0x107, 0x2, &(0x7f0000000000), 0xffb0) socketpair(0x3, 0x6, 0x3ff, &(0x7f0000000040)) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r3, &(0x7f0000001580)={&(0x7f0000000300)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, 0x80, &(0x7f0000001540)=[{&(0x7f0000000380)=""/166, 0xa6}, {&(0x7f0000000440)=""/4096, 0x1000}, {&(0x7f0000001440)=""/223, 0xdf}], 0x3, 0x0, 0x0, 0x7fff}, 0x1) bpf$PROG_LOAD(0x5, &(0x7f00000015c0)={0xb, 0xf, &(0x7f00000001c0)=@framed={{0x18, 0x0, 0x0, 0x0, 0x80000000, 0x0, 0x0, 0x0, 0xc0}, [@ldst={0x3, 0x0, 0x3, 0x6, 0x7, 0x51, 0xffffffffffffffff}, @generic={0x0, 0x4979, 0x4, 0xfffffffffffffffd}, @ldst={0x3, 0x2, 0x0, 0x2, 0x0, 0xffffffff, 0xc}, @call={0x85, 0x0, 0x0, 0xb}, @alu={0x4, 0x0, 0xd, 0x0, 0x3aac797bf66eebfe, 0xfffffff4, 0x4}, @generic={0x0, 0xfff, 0x4f, 0x80000001}], {0x95}}, &(0x7f0000000240)='syzkaller\x00', 0x7, 0x45, &(0x7f0000000280)=""/69, 0x41f00, 0x1, [], r4, 0x6}, 0x48) 2018/05/28 16:34:09 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x3580, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:09 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x4000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 239.213168] FAULT_INJECTION: forcing a failure. [ 239.213168] name failslab, interval 1, probability 0, space 0, times 0 [ 239.224671] CPU: 0 PID: 19294 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 239.231968] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 239.241348] Call Trace: [ 239.243975] dump_stack+0x1b9/0x294 [ 239.247632] ? dump_stack_print_info.cold.2+0x52/0x52 [ 239.252845] ? __save_stack_trace+0x7e/0xd0 [ 239.257183] should_fail.cold.4+0xa/0x1a 2018/05/28 16:34:09 executing program 3: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg$kcm(r0, &(0x7f0000000700)={&(0x7f0000000040)=@in6={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x6}, 0x80, &(0x7f0000001740)=[{&(0x7f0000000740)="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", 0x36b}, {&(0x7f00000003c0)="1df3a390f4e1f2417578bea0bdd9081ab4e43dd13ab8aa5b77235bdf5f72781e2a430fe0b7ba167f49e9bdf6ecc22a6dcf13f44de55d69c772e7", 0x3a}], 0x2, &(0x7f0000000000)}, 0x20004040) socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000000000)) close(r0) [ 239.261354] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 239.266479] ? save_stack+0x43/0xd0 [ 239.270114] ? kasan_kmalloc+0xc4/0xe0 [ 239.274281] ? kmem_cache_alloc_trace+0x152/0x780 [ 239.279142] ? sctp_add_bind_addr+0xf9/0x4a0 [ 239.283579] ? sctp_copy_local_addr_list+0x499/0x690 [ 239.288708] ? sctp_copy_one_addr+0x5d/0x170 [ 239.293124] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 239.298932] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 239.303773] ? sctp_sendmsg+0x1888/0x1d70 [ 239.307913] ? inet_sendmsg+0x19f/0x690 [ 239.311889] ? sock_sendmsg+0xd5/0x120 [ 239.315854] ? ___sys_sendmsg+0x805/0x940 [ 239.320025] ? __sys_sendmsg+0x115/0x270 [ 239.324086] ? __x64_sys_sendmsg+0x78/0xb0 [ 239.328326] ? do_syscall_64+0x1b1/0x800 [ 239.332391] ? graph_lock+0x170/0x170 [ 239.336190] ? print_usage_bug+0xc0/0xc0 [ 239.340248] ? graph_lock+0x170/0x170 [ 239.344054] ? find_held_lock+0x36/0x1c0 [ 239.348128] ? lock_downgrade+0x8e0/0x8e0 [ 239.352283] __should_failslab+0x124/0x180 [ 239.356512] should_failslab+0x9/0x14 [ 239.360317] kmem_cache_alloc_trace+0x4b/0x780 [ 239.364904] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 239.369398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.374936] sctp_add_bind_addr+0xf9/0x4a0 [ 239.379163] ? sctp_bind_addr_free+0x20/0x20 [ 239.383572] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 239.389200] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 239.394397] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 239.399429] sctp_copy_local_addr_list+0x499/0x690 [ 239.404363] ? sctp_defaults_init+0xe50/0xe50 [ 239.408862] ? get_random_bytes+0x34/0x40 [ 239.413006] ? sctp_association_new+0x19d8/0x2170 [ 239.417852] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 239.423040] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 239.428573] sctp_copy_one_addr+0x5d/0x170 [ 239.432798] ? sctp_copy_one_addr+0x5d/0x170 [ 239.437198] sctp_bind_addr_copy+0x16b/0x45b [ 239.441601] ? sctp_copy_one_addr+0x170/0x170 [ 239.446099] ? sctp_autobind+0x16d/0x1f0 [ 239.450159] ? sctp_do_bind+0x5f0/0x5f0 [ 239.454132] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 239.459671] ? security_sctp_bind_connect+0x99/0xc0 [ 239.464687] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 239.469342] ? sctp_sendmsg+0x125e/0x1d70 [ 239.473489] ? sctp_autobind+0x1f0/0x1f0 [ 239.477545] ? __local_bh_enable_ip+0x161/0x230 [ 239.482207] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 239.487211] ? lock_sock_nested+0x9f/0x120 [ 239.491441] ? trace_hardirqs_on+0xd/0x10 [ 239.495583] ? __local_bh_enable_ip+0x161/0x230 [ 239.500254] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 239.505784] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 239.510977] sctp_sendmsg+0x1888/0x1d70 [ 239.514947] ? do_raw_spin_unlock+0x9e/0x2e0 [ 239.519358] ? sctp_id2assoc+0x3e0/0x3e0 [ 239.523417] ? _raw_spin_unlock_bh+0x30/0x40 [ 239.527820] ? __release_sock+0x3a0/0x3a0 [ 239.531978] inet_sendmsg+0x19f/0x690 [ 239.535778] ? copy_msghdr_from_user+0x3a0/0x560 [ 239.540536] ? ipip_gro_receive+0x100/0x100 [ 239.545040] ? move_addr_to_kernel.part.18+0x100/0x100 [ 239.550331] ? security_socket_sendmsg+0x94/0xc0 [ 239.555119] ? ipip_gro_receive+0x100/0x100 [ 239.559435] sock_sendmsg+0xd5/0x120 [ 239.563149] ___sys_sendmsg+0x805/0x940 [ 239.567124] ? copy_msghdr_from_user+0x560/0x560 [ 239.571896] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 239.577524] ? proc_fail_nth_write+0x96/0x1f0 [ 239.582039] ? __fget_light+0x2ef/0x430 [ 239.586034] ? fget_raw+0x20/0x20 [ 239.589517] ? find_held_lock+0x36/0x1c0 [ 239.593588] ? kasan_check_write+0x14/0x20 [ 239.597828] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 239.603362] ? sockfd_lookup_light+0xc5/0x160 [ 239.607857] __sys_sendmsg+0x115/0x270 [ 239.611755] ? __ia32_sys_shutdown+0x80/0x80 [ 239.616154] ? __sb_end_write+0xac/0xe0 [ 239.620115] ? fput+0x130/0x1a0 [ 239.623378] ? ksys_write+0x1a6/0x250 [ 239.627184] __x64_sys_sendmsg+0x78/0xb0 [ 239.631245] do_syscall_64+0x1b1/0x800 [ 239.635131] ? syscall_return_slowpath+0x5c0/0x5c0 [ 239.640058] ? syscall_return_slowpath+0x30f/0x5c0 [ 239.644986] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 239.650357] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 239.655193] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 239.660369] RIP: 0033:0x455a09 2018/05/28 16:34:09 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xb, 0x7f, 0x7, 0x5, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r0, &(0x7f0000000040)}, 0x20) bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0x3, 0x6b69}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000400)={r0, &(0x7f0000000180), &(0x7f0000000300)}, 0x20) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000000)={r0, &(0x7f0000000240)="0d12c54f4d3902d41c5a6ccaf724ae7294f241cbe0f9d4b13834fda2a848bbb0c12fd13dd5598692f48d96b51306e0e2fe030d2b3ce8fb5f430df4dfb0765d580d52ac5239defb8a19b0d949b923cd1236baffcb1ac57b7108c1631188bd3bf9b8d5ca04970a19e872135b6d403e2e0de36fc5ee81e0cf658f0ccfdbef98a9b7823ed0aeff43f9dd4bb0c30d844c28a24c014fb56b92a9fd63eb6ee24717efa1346a10745c1e9a1899af8176b2a6a20649129d9cf4023a30326c9c8207d03c16bf8abea9f5f8b5b38acc3b58e9a0502699382b6e0ef5e4985c0127f1851a9ab735663e0169599d"}, 0x10) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000200)={r0, &(0x7f0000000180)}, 0x10) 2018/05/28 16:34:10 executing program 6 (fault-call:1 fault-nth:41): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 239.663543] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 239.671241] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 239.678498] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 239.685778] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 239.693047] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 239.700317] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000028 2018/05/28 16:34:10 executing program 4: r0 = perf_event_open(&(0x7f0000000200)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8f7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={&(0x7f00000001c0), 0x8}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000280)={&(0x7f00000002c0)='./file0\x00', 0x0, 0x18}, 0x10) r1 = gettid() perf_event_open(&(0x7f0000000100)={0x0, 0x70, 0x1, 0x8, 0x3ff, 0x800, 0x0, 0x10000, 0x2000, 0xa, 0x5, 0x4, 0x10000, 0x7, 0x8001, 0x0, 0x40, 0x9, 0x8, 0x0, 0x9, 0x1, 0x101, 0x3, 0x0, 0x4, 0x0, 0xe8, 0xfffffffffffffffd, 0x8000, 0x7, 0xfffffffffffffffb, 0x2, 0x1, 0x1f, 0x6, 0x7fff, 0x9, 0x0, 0x1, 0x0, @perf_config_ext={0x9, 0xfffffffffffff3e5}, 0x20000, 0xffff, 0x7fffffff, 0x7, 0x5, 0x2a4, 0x40}, r1, 0x0, r0, 0x2) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000000)=0x80000000) r2 = gettid() perf_event_open(&(0x7f0000000080)={0x0, 0x70, 0x100, 0x2, 0x27f, 0x3, 0x0, 0x4, 0x1, 0x3, 0x2, 0x1ff, 0x2, 0x800, 0x7fff, 0x1, 0xce, 0x1, 0x5, 0x100000001, 0x2, 0x7, 0x7fff, 0x3, 0x1000, 0x9, 0x6, 0xce1, 0x3f, 0xffff, 0x1, 0xffffffff, 0x6, 0xffff, 0x3, 0x7, 0x101, 0xd76, 0x0, 0x4, 0x1, @perf_bp={&(0x7f0000000040), 0x4}, 0x2030, 0xfffffffffffffffa, 0x0, 0x3, 0xfffffffe, 0x1, 0x42aa}, r2, 0x10, r0, 0x1) 2018/05/28 16:34:10 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xffffffc0, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 240.006496] FAULT_INJECTION: forcing a failure. [ 240.006496] name failslab, interval 1, probability 0, space 0, times 0 [ 240.017885] CPU: 0 PID: 19323 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 240.025270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 240.034661] Call Trace: [ 240.037301] dump_stack+0x1b9/0x294 [ 240.040958] ? dump_stack_print_info.cold.2+0x52/0x52 [ 240.046150] ? __save_stack_trace+0x7e/0xd0 [ 240.050466] should_fail.cold.4+0xa/0x1a [ 240.054522] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 240.059618] ? save_stack+0x43/0xd0 [ 240.063231] ? kasan_kmalloc+0xc4/0xe0 [ 240.067107] ? kmem_cache_alloc_trace+0x152/0x780 [ 240.072059] ? sctp_add_bind_addr+0xf9/0x4a0 [ 240.076480] ? sctp_copy_local_addr_list+0x499/0x690 [ 240.081658] ? sctp_copy_one_addr+0x5d/0x170 [ 240.086065] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 240.091764] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 240.096593] ? sctp_sendmsg+0x1888/0x1d70 [ 240.100734] ? inet_sendmsg+0x19f/0x690 [ 240.104711] ? sock_sendmsg+0xd5/0x120 [ 240.108594] ? ___sys_sendmsg+0x805/0x940 [ 240.112730] ? __sys_sendmsg+0x115/0x270 [ 240.116778] ? __x64_sys_sendmsg+0x78/0xb0 [ 240.121533] ? do_syscall_64+0x1b1/0x800 [ 240.125584] ? graph_lock+0x170/0x170 [ 240.129475] ? print_usage_bug+0xc0/0xc0 [ 240.133525] ? graph_lock+0x170/0x170 [ 240.137317] ? find_held_lock+0x36/0x1c0 [ 240.141374] ? lock_downgrade+0x8e0/0x8e0 [ 240.145540] __should_failslab+0x124/0x180 [ 240.149768] should_failslab+0x9/0x14 [ 240.153559] kmem_cache_alloc_trace+0x4b/0x780 [ 240.158133] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 240.162623] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.168154] sctp_add_bind_addr+0xf9/0x4a0 [ 240.172380] ? sctp_bind_addr_free+0x20/0x20 [ 240.176784] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 240.181967] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 240.187158] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 240.192182] sctp_copy_local_addr_list+0x499/0x690 [ 240.197107] ? sctp_defaults_init+0xe50/0xe50 [ 240.201594] ? get_random_bytes+0x34/0x40 [ 240.205742] ? sctp_association_new+0x19d8/0x2170 [ 240.210583] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 240.215764] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.221296] sctp_copy_one_addr+0x5d/0x170 [ 240.225527] ? sctp_copy_one_addr+0x5d/0x170 [ 240.229928] sctp_bind_addr_copy+0x16b/0x45b [ 240.234327] ? sctp_copy_one_addr+0x170/0x170 [ 240.238986] ? sctp_autobind+0x16d/0x1f0 [ 240.243039] ? sctp_do_bind+0x5f0/0x5f0 [ 240.247214] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 240.252746] ? security_sctp_bind_connect+0x99/0xc0 [ 240.257760] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 240.262422] ? sctp_sendmsg+0x125e/0x1d70 [ 240.266583] ? sctp_autobind+0x1f0/0x1f0 [ 240.270696] ? __local_bh_enable_ip+0x161/0x230 [ 240.275367] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 240.280382] ? lock_sock_nested+0x9f/0x120 [ 240.284617] ? trace_hardirqs_on+0xd/0x10 [ 240.288757] ? __local_bh_enable_ip+0x161/0x230 [ 240.293506] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 240.299746] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 240.304930] sctp_sendmsg+0x1888/0x1d70 [ 240.308986] ? do_raw_spin_unlock+0x9e/0x2e0 [ 240.313394] ? sctp_id2assoc+0x3e0/0x3e0 [ 240.317474] ? _raw_spin_unlock_bh+0x30/0x40 [ 240.321880] ? __release_sock+0x3a0/0x3a0 [ 240.326116] inet_sendmsg+0x19f/0x690 [ 240.330427] ? copy_msghdr_from_user+0x3a0/0x560 [ 240.335186] ? ipip_gro_receive+0x100/0x100 [ 240.339511] ? move_addr_to_kernel.part.18+0x100/0x100 [ 240.344781] ? security_socket_sendmsg+0x94/0xc0 [ 240.349538] ? ipip_gro_receive+0x100/0x100 [ 240.353860] sock_sendmsg+0xd5/0x120 [ 240.358001] ___sys_sendmsg+0x805/0x940 [ 240.361983] ? copy_msghdr_from_user+0x560/0x560 [ 240.366752] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 240.372293] ? proc_fail_nth_write+0x96/0x1f0 [ 240.376790] ? __fget_light+0x2ef/0x430 [ 240.380755] ? fget_raw+0x20/0x20 [ 240.384201] ? find_held_lock+0x36/0x1c0 [ 240.388265] ? kasan_check_write+0x14/0x20 [ 240.392506] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.398039] ? sockfd_lookup_light+0xc5/0x160 [ 240.402616] __sys_sendmsg+0x115/0x270 [ 240.406505] ? __ia32_sys_shutdown+0x80/0x80 [ 240.410918] ? __sb_end_write+0xac/0xe0 [ 240.414882] ? fput+0x130/0x1a0 [ 240.418178] ? ksys_write+0x1a6/0x250 [ 240.422245] __x64_sys_sendmsg+0x78/0xb0 [ 240.426308] do_syscall_64+0x1b1/0x800 [ 240.430184] ? finish_task_switch+0x1ca/0x840 [ 240.434797] ? syscall_return_slowpath+0x5c0/0x5c0 [ 240.439735] ? syscall_return_slowpath+0x30f/0x5c0 [ 240.444676] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 240.450034] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 240.454870] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 240.460046] RIP: 0033:0x455a09 [ 240.463221] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 240.470929] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 240.478198] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 240.485471] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 240.492731] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 240.499997] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000029 2018/05/28 16:34:10 executing program 1: r0 = socket$kcm(0xa, 0x6, 0x0) r1 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000300)={&(0x7f00000002c0)='./file0\x00', 0x0, 0x10}, 0x10) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000340)={&(0x7f00000000c0)='./file0\x00', r1}, 0x10) socket$kcm(0x29, 0x5, 0x0) r2 = gettid() r3 = perf_event_open(&(0x7f0000000240)={0x2, 0x70, 0x6, 0x7, 0x1, 0x400, 0x0, 0xf92, 0x8000, 0x6, 0x10001, 0x40, 0x8, 0xc58d, 0x2, 0xffffffff, 0x80, 0x5, 0x7, 0x0, 0x0, 0x100000000, 0xbe79, 0x5, 0x9, 0xcb, 0x3, 0xffffffff, 0x1, 0x4, 0x5e86d6eb, 0x7fff, 0x4, 0x280, 0xfffffffffffffffd, 0x81, 0x2, 0x7fff, 0x0, 0x400, 0x0, @perf_config_ext={0x9, 0x8000}, 0x800, 0x6, 0x1, 0x0, 0x2, 0x9, 0xfff}, 0xffffffffffffffff, 0x4, 0xffffffffffffffff, 0xa) perf_event_open(&(0x7f00000001c0)={0x4, 0x70, 0x3, 0x200, 0xfe, 0x8, 0x0, 0x26, 0x8001, 0x2, 0x8, 0xff, 0x81, 0x8, 0x20, 0x5ee72923, 0x8001, 0x6, 0x5, 0x9, 0x0, 0x5, 0x1, 0x8, 0x9, 0x4, 0x2, 0x101, 0x4, 0x9, 0x5, 0x2, 0x7fffffff, 0xfffffffffffffbff, 0x8, 0x3, 0x1, 0xfff, 0x0, 0x80, 0x1, @perf_bp={&(0x7f0000000080), 0x1}, 0x804, 0x2, 0xffff, 0x3, 0x3b7, 0x1000, 0x5}, r2, 0x7, r3, 0x3) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x18}, 0x10) r4 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000180)={&(0x7f0000000140)='./file0\x00', 0x0, 0x18}, 0x10) setsockopt$sock_attach_bpf(r0, 0x10d, 0x12, &(0x7f0000000100)=r4, 0x6e33) 2018/05/28 16:34:10 executing program 3: mount(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)='./file0\x00', &(0x7f0000000680)='bdev\x00', 0x0, &(0x7f00000006c0)="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") r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x1e, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = gettid() perf_event_open(&(0x7f0000000580)={0x0, 0x70, 0x8, 0x1ff, 0x8000, 0x9, 0x0, 0x5, 0x10000, 0x5, 0x6, 0xdd74, 0x1, 0x5, 0x0, 0x9, 0x6906c316, 0x624a, 0x0, 0x0, 0x81, 0x7, 0x10001, 0x9, 0x10001, 0x7, 0x600, 0xfffffffffffffffe, 0x8e12, 0xfffffffffffffc00, 0x1ff, 0x7fff, 0x4, 0x9, 0x8, 0x9, 0x6, 0x0, 0x0, 0x0, 0x3, @perf_config_ext={0xfffffffffffff000, 0x200040000000}, 0x88, 0x0, 0x4, 0x2, 0xa5e, 0x9cc, 0x1ff}, r1, 0x7, r0, 0x9) perf_event_open(&(0x7f0000000040)={0x7, 0x70, 0x1, 0x1, 0xfffffffffffffc01, 0x20, 0x0, 0xfffffffffffffffa, 0x4, 0x1, 0x3ff, 0xffffffffffff8000, 0x14b6, 0x1b7, 0x2, 0x2, 0x5, 0x0, 0xffffffffffffffff, 0x1ff, 0xdd, 0x3, 0x80000001, 0x7fff, 0xdf, 0x1, 0x100, 0x5, 0x8, 0x9, 0x3, 0xdd000000, 0x5, 0x9, 0x1, 0x7, 0x2, 0xff, 0x0, 0xf3, 0x0, @perf_config_ext={0x0, 0x6}, 0x0, 0x6, 0x0, 0x2, 0x0, 0xaa, 0x4}, r1, 0xc, r0, 0x2) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000300)={0xffffffffffffff9c}) recvmsg$kcm(r2, &(0x7f0000000540)={&(0x7f0000000340)=@rc, 0x80, &(0x7f00000004c0)=[{&(0x7f00000003c0)=""/152, 0x98}, {&(0x7f0000000480)=""/4, 0x4}], 0x2, &(0x7f0000000500)=""/4, 0x4, 0xfffffffffffff51b}, 0x10000) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000200)='aufs\x00', 0x4000, &(0x7f0000000240)="f6b7d0c93ab33791b9d524cd9a2ea950f26ff02311de9ab4d434098c45b337998ca7c9d98c9a9d46eb436b85333083c9acd05832f1c6bd73b8d6159e0cd0c346acca10c514fd4f131ce8038fc8b50f1a3f500345d2fce15230b2fc408510eec3565bbbf68f5e1e7370389594e1e2aa8a3dc0434f1beff9af50e0c965080312b79b69ec5b2f6f5606493bb1ffe470b99bf737d5996100b37c4905822dc4bd453372d3180a21c492d735b548ae3902f35c06a765ae25a8123f1068204575ca17") mkdir(&(0x7f0000000100)='./file0\x00', 0x0) 2018/05/28 16:34:10 executing program 7: r0 = socket$kcm(0x2, 0x3, 0x84) socketpair(0x11, 0xa, 0x2, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f0000000040)=0x3) sendmsg(r0, &(0x7f0000000340)={&(0x7f00000000c0)=@un=@abs, 0x80, &(0x7f0000001740)=[{&(0x7f0000001700)="42fdcd0829fd8aa0291373b81f", 0xd}], 0x1, &(0x7f0000000380)}, 0x0) 2018/05/28 16:34:10 executing program 6 (fault-call:1 fault-nth:42): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:10 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000003bc0)={&(0x7f0000003480)=@can={0x0, 0x0}, 0x80, &(0x7f0000003a80)=[{&(0x7f0000003500)=""/216, 0x39a}, {&(0x7f0000003600)=""/93, 0x5d}, {&(0x7f0000003680)=""/72, 0x357}, {&(0x7f0000003700)=""/82, 0x52}, {&(0x7f0000003780)=""/179, 0xb3}, {&(0x7f0000003840)}, {&(0x7f0000003880)=""/70, 0x46}, {&(0x7f0000003900)=""/67, 0x43}, {&(0x7f0000003980)=""/237, 0xed}], 0x9, &(0x7f0000003b40)=""/113, 0x71, 0x7fff}, 0x40) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x4000000000000002, 0x19, &(0x7f0000001680)=ANY=[@ANYPTR=&(0x7f00000002c0)=ANY=[@ANYRES16=r0, @ANYRES32, @ANYPTR64=&(0x7f0000000180)=ANY=[@ANYRES16, @ANYRES32, @ANYRES64=r0], @ANYRES16=r0, @ANYPTR, @ANYPTR=&(0x7f00000001c0)=ANY=[@ANYRES32=r0, @ANYPTR, @ANYPTR64, @ANYBLOB="4135310556c4aafd37eeb2074cd93fa9d3aca69c999d9cae99696d0f2544b887e4a5e208002d384a0bddb7b18c6da0918e71a770c7eba0c58e927efcacfe1685e8e4ab745bc6c44103236c021b51cc3c066becf8c8b0c6f35330f49feb1ffcac", @ANYRES16=r0, @ANYPTR64], @ANYPTR, @ANYPTR=&(0x7f0000000540)=ANY=[@ANYRES16, @ANYPTR64, @ANYRES64=r0, @ANYRES32=r0, @ANYBLOB="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", @ANYBLOB="0c207d58f15e97d699e23a9bfe25b10bb3674897157f8b905fef389fdcd6bbd1e26a0ac0107a5a7ce72795817a74f36bd7aa96fbff8d66d014d91af59f98588d0f226e60e3719fb7946d5e75c6c0d17ebb1c8f1304bbfb0ec138db3c778b0c5ffa6718e879a775f52af7f4a9f3221aea64371bfc69516e84bdd76932f4fb5d70", @ANYRES16=r0, @ANYRES64=r0, @ANYRES64=r0, @ANYRES32=r0], @ANYRES16], @ANYRES32=r0, @ANYPTR=&(0x7f0000001600)=ANY=[@ANYRES64=r0, @ANYPTR64], @ANYPTR=&(0x7f0000001640)=ANY=[@ANYRES32=r0, @ANYRES16=r0, @ANYRES64=r0, @ANYRES16=r0], @ANYRES16=r0, @ANYBLOB="ebb7cc7ea89ae1a5ffd988e2d8f34a0c3178e8b0bf12c4336168bef07ad92effe439998fd83f15651804131e77698ad1efb56429873eb485cc2ffc5f057120966df79140ce7cfcd101bf26419259278b5d48e679f3255ca5bbb31387d83038f3b2e913450e378513b9a9f6b2e63030c8c4f515a28fa08877a2a10bcb25d05ff3db2022b9bea79275951694be3662b5a761126bec221a105e1f7bdb545c8859ea523cb960b389b4a962840b"], &(0x7f0000000000)='GPL\x00', 0x0, 0xce, &(0x7f00000003c0)=""/206, 0x0, 0x0, [], r0}, 0x48) r1 = socket$kcm(0x29, 0x5, 0x0) recvmsg$kcm(r1, &(0x7f0000000140)={&(0x7f0000001780)=@alg, 0x80, &(0x7f0000000080)=[{&(0x7f0000001800)=""/239, 0xef}, {&(0x7f0000001900)=""/69, 0x45}, {&(0x7f0000001980)=""/67, 0x43}, {&(0x7f0000001a00)=""/182, 0xb6}], 0x4, &(0x7f0000001ac0)=""/92, 0x5c, 0x3}, 0x22) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x8, 0x5, &(0x7f0000000040)=@framed={{0x18}, [@jmp={0x7}], {0x95}}, &(0x7f00000004c0)="73797a6b584e3e2f9afed6d0ee3d5d5de2f791e4545b69c564e359a02949ab535c1b25caa665b968d2f1a32e3febe4189befa5f044722bae83e5b6959e392e8d24e41b4ce153c97b5a23e135e38d3b1d14ad7a9eeb7069347fee053569544f1a0000000000000000", 0x80000001, 0x466, &(0x7f0000000300)=""/187}, 0x48) 2018/05/28 16:34:10 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x8847000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:10 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xfec0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:10 executing program 4: socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000040)) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000080)) r0 = socket$kcm(0x29, 0x5, 0x0) setsockopt$sock_attach_bpf(r0, 0x1, 0xf, &(0x7f0000000000), 0x4) 2018/05/28 16:34:11 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x4, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x425f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00'}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xd, 0x7, 0x0, 0xffff, 0x23, r1, 0x2}, 0x2c) close(r0) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000000)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000240)=""/250}, 0x18) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, r0) [ 240.826875] FAULT_INJECTION: forcing a failure. [ 240.826875] name failslab, interval 1, probability 0, space 0, times 0 [ 240.838428] CPU: 0 PID: 19355 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 240.845730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 240.855368] Call Trace: [ 240.858000] dump_stack+0x1b9/0x294 [ 240.861671] ? dump_stack_print_info.cold.2+0x52/0x52 [ 240.866896] ? __save_stack_trace+0x7e/0xd0 [ 240.871268] should_fail.cold.4+0xa/0x1a 2018/05/28 16:34:11 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x10, 0x3, &(0x7f0000001fd8)=ANY=[@ANYBLOB="850000003e000000b50000dd000000009500000000000000"], &(0x7f0000003ff6)='GPL\x00', 0x1, 0xc3, &(0x7f000000cf3d)=""/195}, 0x48) recvmsg$kcm(0xffffffffffffffff, &(0x7f000000b380)={&(0x7f000000ae80)=@can={0x0, 0x0}, 0x80, &(0x7f000000b240)=[{&(0x7f000000af00)=""/6, 0x6}, {&(0x7f000000af40)=""/177, 0xb1}, {&(0x7f000000b000)=""/120, 0x78}, {&(0x7f000000b080)=""/186, 0xba}, {&(0x7f000000b140)=""/100, 0x64}, {&(0x7f000000b1c0)=""/109, 0x6d}], 0x6, &(0x7f000000b2c0)=""/174, 0xae, 0xbdf}, 0x40000002) bpf$PROG_LOAD(0x5, &(0x7f000000b3c0)={0xf, 0x2, &(0x7f0000000000)=@raw=[@ldst={0x3, 0x0, 0x1, 0x0, 0xb, 0x1, 0xfffffffffffffffc}], &(0x7f0000000040)='GPL\x00', 0x100000001, 0xab, &(0x7f0000000080)=""/171, 0x41f00, 0x1, [], r0, 0xd}, 0x48) 2018/05/28 16:34:11 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x100000000000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 240.875366] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 240.880510] ? save_stack+0x43/0xd0 [ 240.884166] ? kasan_kmalloc+0xc4/0xe0 [ 240.888093] ? kmem_cache_alloc_trace+0x152/0x780 [ 240.892993] ? sctp_add_bind_addr+0xf9/0x4a0 [ 240.897441] ? sctp_copy_local_addr_list+0x499/0x690 [ 240.902585] ? sctp_copy_one_addr+0x5d/0x170 [ 240.907035] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 240.912801] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 240.917679] ? sctp_sendmsg+0x1888/0x1d70 [ 240.921862] ? inet_sendmsg+0x19f/0x690 [ 240.925871] ? sock_sendmsg+0xd5/0x120 [ 240.929787] ? ___sys_sendmsg+0x805/0x940 [ 240.933956] ? __sys_sendmsg+0x115/0x270 [ 240.938042] ? __x64_sys_sendmsg+0x78/0xb0 [ 240.942295] ? do_syscall_64+0x1b1/0x800 [ 240.946367] ? graph_lock+0x170/0x170 [ 240.950173] ? print_usage_bug+0xc0/0xc0 [ 240.954236] ? graph_lock+0x170/0x170 [ 240.958053] ? find_held_lock+0x36/0x1c0 [ 240.962130] ? lock_downgrade+0x8e0/0x8e0 [ 240.966293] __should_failslab+0x124/0x180 [ 240.970533] should_failslab+0x9/0x14 [ 240.974348] kmem_cache_alloc_trace+0x4b/0x780 [ 240.978940] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 240.983469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.989237] sctp_add_bind_addr+0xf9/0x4a0 [ 240.993500] ? sctp_bind_addr_free+0x20/0x20 [ 240.998008] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 241.003223] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 241.008433] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 241.013470] sctp_copy_local_addr_list+0x499/0x690 [ 241.018425] ? sctp_defaults_init+0xe50/0xe50 [ 241.022942] ? get_random_bytes+0x34/0x40 [ 241.027129] ? sctp_association_new+0x19d8/0x2170 [ 241.031980] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 241.037181] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.042740] sctp_copy_one_addr+0x5d/0x170 [ 241.047275] ? sctp_copy_one_addr+0x5d/0x170 [ 241.051711] sctp_bind_addr_copy+0x16b/0x45b [ 241.056134] ? sctp_copy_one_addr+0x170/0x170 [ 241.060661] ? sctp_autobind+0x16d/0x1f0 [ 241.064729] ? sctp_do_bind+0x5f0/0x5f0 [ 241.068708] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 241.074249] ? security_sctp_bind_connect+0x99/0xc0 [ 241.079370] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 241.084051] ? sctp_sendmsg+0x125e/0x1d70 [ 241.088234] ? sctp_autobind+0x1f0/0x1f0 [ 241.092312] ? __local_bh_enable_ip+0x161/0x230 [ 241.097001] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 241.102054] ? lock_sock_nested+0x9f/0x120 [ 241.106299] ? trace_hardirqs_on+0xd/0x10 [ 241.110459] ? __local_bh_enable_ip+0x161/0x230 [ 241.115168] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 241.120728] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 241.125920] sctp_sendmsg+0x1888/0x1d70 [ 241.129892] ? do_raw_spin_unlock+0x9e/0x2e0 [ 241.134292] ? sctp_id2assoc+0x3e0/0x3e0 [ 241.138437] ? _raw_spin_unlock_bh+0x30/0x40 [ 241.142870] ? __release_sock+0x3a0/0x3a0 [ 241.147037] inet_sendmsg+0x19f/0x690 [ 241.150834] ? copy_msghdr_from_user+0x3a0/0x560 [ 241.155686] ? ipip_gro_receive+0x100/0x100 [ 241.159997] ? move_addr_to_kernel.part.18+0x100/0x100 [ 241.165356] ? security_socket_sendmsg+0x94/0xc0 [ 241.170099] ? ipip_gro_receive+0x100/0x100 [ 241.174430] sock_sendmsg+0xd5/0x120 [ 241.178132] ___sys_sendmsg+0x805/0x940 [ 241.182098] ? copy_msghdr_from_user+0x560/0x560 [ 241.186849] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 241.192446] ? proc_fail_nth_write+0x96/0x1f0 [ 241.196933] ? __fget_light+0x2ef/0x430 [ 241.200906] ? fget_raw+0x20/0x20 [ 241.204365] ? find_held_lock+0x36/0x1c0 [ 241.208434] ? kasan_check_write+0x14/0x20 [ 241.212667] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.218228] ? sockfd_lookup_light+0xc5/0x160 [ 241.222716] __sys_sendmsg+0x115/0x270 [ 241.226596] ? __ia32_sys_shutdown+0x80/0x80 [ 241.230999] ? __sb_end_write+0xac/0xe0 [ 241.234971] ? fput+0x130/0x1a0 [ 241.238334] ? ksys_write+0x1a6/0x250 [ 241.242135] __x64_sys_sendmsg+0x78/0xb0 [ 241.246366] do_syscall_64+0x1b1/0x800 [ 241.250243] ? finish_task_switch+0x1ca/0x840 [ 241.254726] ? syscall_return_slowpath+0x5c0/0x5c0 [ 241.259646] ? syscall_return_slowpath+0x30f/0x5c0 [ 241.264568] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 241.269924] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/05/28 16:34:11 executing program 6 (fault-call:1 fault-nth:43): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 241.274773] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 241.279953] RIP: 0033:0x455a09 [ 241.283128] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 241.290838] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 241.298106] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 241.305368] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 241.312628] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 241.319884] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000002a 2018/05/28 16:34:11 executing program 7: socketpair(0x1, 0x2, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x2002000000004b, 0xe}, 0x6c) bpf$PROG_LOAD(0x5, &(0x7f00000001c0)={0x10, 0x13, &(0x7f0000000100)=@framed={{0x18, 0x0, 0x0, 0x0, 0xed3, 0x0, 0x0, 0x0, 0x1f}, [@initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}, @generic={0x7fff, 0x3, 0x8, 0xfffffffffffffffb}, @jmp={0x5, 0x2, 0x0, 0x7, 0xf, 0xfffffffc, 0xffffffffffffffff}, @jmp={0x5, 0x11b, 0xd192d57b61569b7b, 0xb, 0xa, 0xfffffff4, 0xffffffffffffffff}, @ldst={0x0, 0x0, 0x0, 0x0, 0x3, 0xffffffff, 0xffffffffffffffff}, @call={0x85, 0x0, 0x0, 0x32}, @ldst={0x3, 0xd42c351aeab43023, 0x7, 0xf, 0x4, 0xfffffffc, 0x4}, @jmp={0x5, 0x8, 0x6, 0x7, 0x4, 0x0, 0x4}], {0x95}}, &(0x7f0000000080)='GPL\x00', 0xffffffff, 0x0, 0x0, 0x40f00, 0x1, [], 0x0, 0x1}, 0x48) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8946, &(0x7f0000000040)="6c6f00966fd651b159a9c84a2c60d29800000020") socketpair(0x9, 0xa, 0xef38, &(0x7f0000000240)) 2018/05/28 16:34:11 executing program 3: bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x10, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffff9c}, 0x2c) socketpair(0x1, 0x3, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8946, &(0x7f0000000040)="6c6f00966fd651b159a9c84a2c60d29800000020") 2018/05/28 16:34:11 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x43050000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:11 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x40000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 241.604113] FAULT_INJECTION: forcing a failure. [ 241.604113] name failslab, interval 1, probability 0, space 0, times 0 [ 241.615452] CPU: 1 PID: 19377 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 241.622749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 241.632226] Call Trace: [ 241.634851] dump_stack+0x1b9/0x294 [ 241.638520] ? dump_stack_print_info.cold.2+0x52/0x52 [ 241.643739] ? __save_stack_trace+0x7e/0xd0 [ 241.648082] should_fail.cold.4+0xa/0x1a [ 241.652431] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 241.657550] ? save_stack+0x43/0xd0 [ 241.661172] ? kasan_kmalloc+0xc4/0xe0 [ 241.665059] ? kmem_cache_alloc_trace+0x152/0x780 [ 241.669899] ? sctp_add_bind_addr+0xf9/0x4a0 [ 241.674305] ? sctp_copy_local_addr_list+0x499/0x690 [ 241.680494] ? sctp_copy_one_addr+0x5d/0x170 [ 241.684904] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 241.690615] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 241.695457] ? sctp_sendmsg+0x1888/0x1d70 [ 241.699612] ? inet_sendmsg+0x19f/0x690 [ 241.703673] ? sock_sendmsg+0xd5/0x120 [ 241.707552] ? ___sys_sendmsg+0x805/0x940 [ 241.711691] ? __sys_sendmsg+0x115/0x270 [ 241.715753] ? __x64_sys_sendmsg+0x78/0xb0 [ 241.719993] ? do_syscall_64+0x1b1/0x800 [ 241.724104] ? graph_lock+0x170/0x170 [ 241.727912] ? print_usage_bug+0xc0/0xc0 [ 241.731993] ? graph_lock+0x170/0x170 [ 241.735798] ? find_held_lock+0x36/0x1c0 [ 241.739870] ? lock_downgrade+0x8e0/0x8e0 [ 241.744023] __should_failslab+0x124/0x180 [ 241.748259] should_failslab+0x9/0x14 [ 241.752074] kmem_cache_alloc_trace+0x4b/0x780 [ 241.756702] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 241.761207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.766747] sctp_add_bind_addr+0xf9/0x4a0 [ 241.770989] ? sctp_bind_addr_free+0x20/0x20 [ 241.775398] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 241.780596] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 241.785794] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 241.790806] sctp_copy_local_addr_list+0x499/0x690 [ 241.795735] ? sctp_defaults_init+0xe50/0xe50 [ 241.800226] ? get_random_bytes+0x34/0x40 [ 241.804377] ? sctp_association_new+0x19d8/0x2170 [ 241.809224] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 241.814406] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.819939] sctp_copy_one_addr+0x5d/0x170 [ 241.824166] ? sctp_copy_one_addr+0x5d/0x170 [ 241.828572] sctp_bind_addr_copy+0x16b/0x45b [ 241.832979] ? sctp_copy_one_addr+0x170/0x170 [ 241.837466] ? sctp_autobind+0x16d/0x1f0 [ 241.841519] ? sctp_do_bind+0x5f0/0x5f0 [ 241.845502] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 241.851059] ? security_sctp_bind_connect+0x99/0xc0 [ 241.856087] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 241.860757] ? sctp_sendmsg+0x125e/0x1d70 [ 241.864905] ? sctp_autobind+0x1f0/0x1f0 [ 241.868988] ? __local_bh_enable_ip+0x161/0x230 [ 241.873656] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 241.878756] ? lock_sock_nested+0x9f/0x120 [ 241.882991] ? trace_hardirqs_on+0xd/0x10 [ 241.887135] ? __local_bh_enable_ip+0x161/0x230 [ 241.891800] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 241.897518] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 241.902722] sctp_sendmsg+0x1888/0x1d70 [ 241.906711] ? do_raw_spin_unlock+0x9e/0x2e0 [ 241.911128] ? sctp_id2assoc+0x3e0/0x3e0 [ 241.915205] ? _raw_spin_unlock_bh+0x30/0x40 [ 241.919612] ? __release_sock+0x3a0/0x3a0 [ 241.923792] inet_sendmsg+0x19f/0x690 [ 241.927602] ? copy_msghdr_from_user+0x3a0/0x560 [ 241.932351] ? ipip_gro_receive+0x100/0x100 [ 241.936677] ? move_addr_to_kernel.part.18+0x100/0x100 [ 241.941964] ? security_socket_sendmsg+0x94/0xc0 [ 241.946726] ? ipip_gro_receive+0x100/0x100 [ 241.951048] sock_sendmsg+0xd5/0x120 [ 241.954761] ___sys_sendmsg+0x805/0x940 [ 241.958745] ? copy_msghdr_from_user+0x560/0x560 [ 241.963507] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 241.969043] ? proc_fail_nth_write+0x96/0x1f0 [ 241.973531] ? __fget_light+0x2ef/0x430 [ 241.977499] ? fget_raw+0x20/0x20 [ 241.980952] ? find_held_lock+0x36/0x1c0 [ 241.985270] ? kasan_check_write+0x14/0x20 [ 241.989513] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.995042] ? sockfd_lookup_light+0xc5/0x160 [ 241.999542] __sys_sendmsg+0x115/0x270 [ 242.003433] ? __ia32_sys_shutdown+0x80/0x80 [ 242.007925] ? __sb_end_write+0xac/0xe0 [ 242.011898] ? fput+0x130/0x1a0 [ 242.015171] ? ksys_write+0x1a6/0x250 [ 242.018976] __x64_sys_sendmsg+0x78/0xb0 [ 242.023038] do_syscall_64+0x1b1/0x800 [ 242.026917] ? finish_task_switch+0x1ca/0x840 [ 242.031406] ? syscall_return_slowpath+0x5c0/0x5c0 [ 242.036414] ? syscall_return_slowpath+0x30f/0x5c0 [ 242.041789] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 242.047148] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/05/28 16:34:12 executing program 4: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000000)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392d450ff1fb635a5849d20600000000000000e118a8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4}, 0x2bb) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18fcff000000000000000000000000007110000800000000000000000000eeff9400000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x35, &(0x7f00000000c0)}, 0x10) 2018/05/28 16:34:12 executing program 2: r0 = socket$kcm(0xa, 0x2, 0x0) sendmsg(r0, &(0x7f0000001500)={&(0x7f00000003c0)=@in6={0xa, 0x4e20, 0x0, @local={0xfe, 0x80, [], 0xaa}}, 0x80, &(0x7f0000001280), 0x0, &(0x7f0000000440)=[{0x18, 0x29, 0x3b, 'b'}], 0x18}, 0x0) socket$kcm(0x29, 0x7, 0x0) socket$kcm(0x29, 0x800007, 0x0) [ 242.052032] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 242.057216] RIP: 0033:0x455a09 [ 242.060404] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 242.068108] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 242.075368] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 242.082638] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 242.090028] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 242.097374] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000002b 2018/05/28 16:34:12 executing program 3: r0 = socket$kcm(0x2, 0xa, 0x300) socketpair$inet(0x2, 0x0, 0x800000001a5, &(0x7f0000000280)) r1 = socket$kcm(0x2, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f0000000740)={&(0x7f0000000000)=@in={0x2, 0x4e24}, 0x80, &(0x7f0000000180), 0x0, &(0x7f0000000900)=ANY=[]}, 0x0) recvmsg$kcm(r0, &(0x7f0000000240)={&(0x7f0000000080)=@nl, 0x80, &(0x7f0000000200), 0x0, &(0x7f0000000340)=""/247, 0xf7}, 0x0) recvmsg$kcm(r0, &(0x7f0000000100)={&(0x7f00000002c0)=@pppol2tp, 0x80, &(0x7f00000009c0), 0x81, &(0x7f0000000a80)=""/185, 0xb9}, 0x0) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x7, 0x80, 0x1, 0x34, 0x0, 0x8, 0x2, 0x4, 0x8, 0x9409, 0x0, 0x1, 0xff, 0x4000000000000000, 0x24, 0x1, 0x7fffffff, 0x1, 0x10001, 0xffff, 0x7, 0x96ef, 0x2, 0x2, 0x40, 0x3, 0x7fffffff, 0x1, 0x10000, 0x5, 0x7, 0xc5, 0x7, 0x5, 0xedb, 0xfffffffffffffc01, 0x0, 0x9, 0x2, @perf_bp={&(0x7f0000000140), 0x2}, 0x4200, 0x101, 0x9, 0x7, 0x5, 0x0, 0x3ff}, 0x0, 0xf, 0xffffffffffffffff, 0x2) ioctl$PERF_EVENT_IOC_QUERY_BPF(r2, 0xc008240a, &(0x7f0000000200)=ANY=[@ANYBLOB="08000000000000000000000000000000000000000000000000000000000000000000000001000000"]) 2018/05/28 16:34:12 executing program 6 (fault-call:1 fault-nth:44): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 242.281385] nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based firewall rule not found. Use the iptables CT target to attach helpers instead. [ 242.369455] FAULT_INJECTION: forcing a failure. [ 242.369455] name failslab, interval 1, probability 0, space 0, times 0 [ 242.380812] CPU: 1 PID: 19409 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 242.388111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.397481] Call Trace: [ 242.400126] dump_stack+0x1b9/0x294 [ 242.403816] ? dump_stack_print_info.cold.2+0x52/0x52 [ 242.409062] ? __save_stack_trace+0x7e/0xd0 [ 242.413430] should_fail.cold.4+0xa/0x1a [ 242.417520] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 242.422639] ? save_stack+0x43/0xd0 [ 242.426294] ? kasan_kmalloc+0xc4/0xe0 [ 242.430213] ? kmem_cache_alloc_trace+0x152/0x780 [ 242.435094] ? sctp_add_bind_addr+0xf9/0x4a0 [ 242.439543] ? sctp_copy_local_addr_list+0x499/0x690 [ 242.444686] ? sctp_copy_one_addr+0x5d/0x170 [ 242.449141] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 242.454887] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 242.459763] ? sctp_sendmsg+0x1888/0x1d70 [ 242.463942] ? inet_sendmsg+0x19f/0x690 [ 242.467942] ? sock_sendmsg+0xd5/0x120 [ 242.471860] ? ___sys_sendmsg+0x805/0x940 [ 242.476039] ? __sys_sendmsg+0x115/0x270 [ 242.480131] ? __x64_sys_sendmsg+0x78/0xb0 [ 242.484403] ? do_syscall_64+0x1b1/0x800 [ 242.488495] ? graph_lock+0x170/0x170 [ 242.492325] ? print_usage_bug+0xc0/0xc0 [ 242.496414] ? graph_lock+0x170/0x170 [ 242.500240] ? find_held_lock+0x36/0x1c0 [ 242.504347] ? lock_downgrade+0x8e0/0x8e0 [ 242.508528] __should_failslab+0x124/0x180 [ 242.512888] should_failslab+0x9/0x14 [ 242.516822] kmem_cache_alloc_trace+0x4b/0x780 [ 242.521444] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 242.526158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.531746] sctp_add_bind_addr+0xf9/0x4a0 [ 242.536034] ? sctp_bind_addr_free+0x20/0x20 [ 242.540483] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 242.545706] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 242.550916] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 242.555968] sctp_copy_local_addr_list+0x499/0x690 [ 242.560931] ? sctp_defaults_init+0xe50/0xe50 [ 242.565459] ? get_random_bytes+0x34/0x40 [ 242.569629] ? sctp_association_new+0x19d8/0x2170 [ 242.574500] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 242.579725] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.585310] sctp_copy_one_addr+0x5d/0x170 [ 242.589601] ? sctp_copy_one_addr+0x5d/0x170 [ 242.594057] sctp_bind_addr_copy+0x16b/0x45b [ 242.598509] ? sctp_copy_one_addr+0x170/0x170 [ 242.603043] ? sctp_autobind+0x16d/0x1f0 [ 242.607141] ? sctp_do_bind+0x5f0/0x5f0 [ 242.611149] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 242.616706] ? security_sctp_bind_connect+0x99/0xc0 [ 242.621754] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 242.626544] ? sctp_sendmsg+0x125e/0x1d70 [ 242.630734] ? sctp_autobind+0x1f0/0x1f0 [ 242.635291] ? __local_bh_enable_ip+0x161/0x230 [ 242.640014] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 242.645246] ? lock_sock_nested+0x9f/0x120 [ 242.649499] ? trace_hardirqs_on+0xd/0x10 [ 242.653760] ? __local_bh_enable_ip+0x161/0x230 [ 242.658451] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 242.664014] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 242.669227] sctp_sendmsg+0x1888/0x1d70 [ 242.673218] ? do_raw_spin_unlock+0x9e/0x2e0 [ 242.677844] ? sctp_id2assoc+0x3e0/0x3e0 [ 242.681946] ? _raw_spin_unlock_bh+0x30/0x40 [ 242.686380] ? __release_sock+0x3a0/0x3a0 [ 242.690560] inet_sendmsg+0x19f/0x690 [ 242.694357] ? copy_msghdr_from_user+0x3a0/0x560 [ 242.699127] ? ipip_gro_receive+0x100/0x100 [ 242.703441] ? move_addr_to_kernel.part.18+0x100/0x100 [ 242.708725] ? security_socket_sendmsg+0x94/0xc0 [ 242.713494] ? ipip_gro_receive+0x100/0x100 [ 242.717837] sock_sendmsg+0xd5/0x120 [ 242.721545] ___sys_sendmsg+0x805/0x940 [ 242.725535] ? copy_msghdr_from_user+0x560/0x560 [ 242.730311] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 242.735846] ? proc_fail_nth_write+0x96/0x1f0 [ 242.740346] ? __fget_light+0x2ef/0x430 [ 242.744350] ? fget_raw+0x20/0x20 [ 242.747799] ? find_held_lock+0x36/0x1c0 [ 242.751873] ? kasan_check_write+0x14/0x20 [ 242.756125] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.761666] ? sockfd_lookup_light+0xc5/0x160 [ 242.766167] __sys_sendmsg+0x115/0x270 [ 242.770061] ? __ia32_sys_shutdown+0x80/0x80 [ 242.774479] ? __sb_end_write+0xac/0xe0 [ 242.778458] ? fput+0x130/0x1a0 [ 242.781756] ? ksys_write+0x1a6/0x250 [ 242.785554] __x64_sys_sendmsg+0x78/0xb0 [ 242.789617] do_syscall_64+0x1b1/0x800 [ 242.793500] ? syscall_return_slowpath+0x5c0/0x5c0 [ 242.798420] ? syscall_return_slowpath+0x30f/0x5c0 [ 242.803345] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 242.808701] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 242.813538] entry_SYSCALL_64_after_hwframe+0x49/0xbe 2018/05/28 16:34:13 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xa000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:13 executing program 7: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf6, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, @perf_bp, 0x31601}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) 2018/05/28 16:34:13 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x5865, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:13 executing program 2: socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='.\x00', 0x0, 0x10}, 0x10) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000100)=r1, 0x4) mkdir(&(0x7f0000000040)='./file0\x00', 0x0) perf_event_open(&(0x7f000000a000)={0x6, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext={0x1}, 0x32bca3d31be05b5, 0x800007f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f000091dff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f0000fb5ffc)='nfs\x00', 0x0, &(0x7f000000a000)) 2018/05/28 16:34:13 executing program 4: r0 = socket$kcm(0x29, 0x0, 0x0) sendmsg$kcm(r0, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000580)=[{&(0x7f0000000440)="ed", 0x1}], 0x1}, 0x0) r1 = socket$kcm(0xa, 0x2, 0x88) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000140)={r0}) sendmsg$kcm(r1, &(0x7f0000000400)={&(0x7f0000000080)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x80, &(0x7f00000003c0)}, 0x8800) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000540)={r0}) sendmsg$kcm(r1, &(0x7f00000005c0)={0x0, 0x0, &(0x7f00000003c0)=[{&(0x7f0000002780)="99", 0x1}], 0x1, &(0x7f0000002880)}, 0x0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000200)={0xffffffffffffff9c, 0x28, &(0x7f00000001c0)}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000280)={0x1, 0x28, &(0x7f0000000240)={0x0, 0x0}}, 0x10) r3 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000180)={r2, 0x80000004, 0x18}, 0xc) socketpair$packet(0x11, 0x2, 0x300, &(0x7f0000000040)) recvmsg$kcm(r0, &(0x7f0000000380)={&(0x7f00000002c0)=@ll, 0x80, &(0x7f0000001940)=[{&(0x7f00000006c0)=""/4096, 0x1000}, {&(0x7f0000000480)=""/175, 0xaf}, {&(0x7f0000000340)=""/43, 0x2b}, {&(0x7f00000016c0)=""/220, 0xdc}, {&(0x7f0000000600)=""/95, 0x5f}, {&(0x7f00000017c0)=""/196, 0xc4}, {&(0x7f00000018c0)=""/65, 0x41}, {&(0x7f00000027c0)=""/4096, 0x1000}], 0x8, 0x0, 0x0, 0x8}, 0x1) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000100)={&(0x7f0000000000)='./file0\x00', r3}, 0x10) 2018/05/28 16:34:13 executing program 6 (fault-call:1 fault-nth:45): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:13 executing program 3: r0 = socket$kcm(0x10, 0x2, 0x4) r1 = socket$kcm(0x29, 0x5, 0x0) sendmsg(r0, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000400), 0x0, &(0x7f0000001c80)}, 0x0) recvmsg$kcm(r0, &(0x7f0000009ac0)={&(0x7f0000009380)=@hci={0x0, 0x0}, 0x80, &(0x7f0000009900)=[{&(0x7f0000009400)=""/134, 0x86}, {&(0x7f00000094c0)=""/160, 0xa0}, {&(0x7f0000009580)=""/114, 0x72}, {&(0x7f0000009600)=""/81, 0x51}, {&(0x7f0000009680)=""/179, 0xb3}, {&(0x7f0000009740)=""/20, 0x14}, {&(0x7f0000009780)=""/110, 0x6e}, {&(0x7f0000009800)=""/122, 0x7a}, {&(0x7f0000009880)=""/105, 0x69}], 0x9, &(0x7f00000099c0)=""/197, 0xc5, 0x1}, 0x40000002) sendmsg(r1, &(0x7f000000a380)={&(0x7f0000009b00)=@hci={0x1f, r2, 0x1}, 0x80, &(0x7f0000009e40)=[{&(0x7f0000009b80)="a5b08955852c5d5c4bec846f7e99771859754fbb67d2eb5e5ca5060b2d50ff97d8284065c9f3f0b5b5899342527c39a498aa86c77c4a0c1c52940a1e9a8cfa02c5623272b8e1ad7d41797246c38d1bf1dc2ca12a5b6ac4b4eeec2f9f292e62f03fda6868c7d6dfa2ffcbd1eef293885e4e899f128fabc446c823ff7e641220f7745e2f89f1dc98550cf65c1d7f9378a21de9a2abc80a316136099453e7f0b59948f9f48a5d737eb6637ee233630cc9f807312f86cad6458997b9ce96cdbedf4516d6b6a019ac22279054bb0b7a6b620e3bf9a362855520553f05bdd2a511d50bc3adce1e6070ab7a611aae4ae70cfa1424b2fb", 0xf3}, {&(0x7f0000009c80)="8201bacbfd539c2d19e337a2a8417291314c5b3f9e4c6ba1325868dc34444699390dc27b3dd3707b0b6a392812b7b8234459751bfcc6b341122d5e102859a3e9455e0ca6c46c0ff431d022139e6996ced2ca556ce49db3f79a9ef861f1df0c91f0e15310fb1e8bb31f8ced445b1dec2087d85ff4be7e4cdedd74142a5f3776af874ad7", 0x83}, {&(0x7f0000009d40)="f632eb8baffb9569213dd9e5d1a6e8f03f0965344cec5638f4c560b69322111611cd16e5ea59073449c0509cf3e97d13537db7d860a0f4e977d9b1d622b0d191a4017042155b2fa4f0b026cbef6224d0359264bad3a8bf52bfa011c7ffc4a8d3238ffc94a9313ca5b9dc941e4c442464c17f580b40c2a5f3ada76ed217ab0c7495e2d1926e822d249a829709aa0fbe993d443b3da7443f763fb653b04657af3ae3b760efadab18ef318bae03ba43df6d0c139f8c868da5e8303ff264ad8aa6a15f6769b3b37f71c3e26d905709d9bb10e2e5d4e52b7cdc80", 0xd8}], 0x3, &(0x7f0000009e80)=[{0xb0, 0x10c, 0x3, "b68d43a9eb476438ee4d2d3f956a9c242a38e663941685be0be63505fac9ac9cde754c3c6bc4016aa03c0061431a48af253048a51c319e87e501233af30ed9965f36124f88aaada70e33d59c835cd55a32d6c685a95fa42b1450e2d6adb37dac1ac99f7a5c523eaf9178217ca3809794f9a064e4ceb6805cea12b785244f99a585b24806eedcb17caa1c0bbb05f0a2237536c71adf5081e6c680824db9b7a870"}, {0xb0, 0x10f, 0x9, "8a76b35daa6558dd9242c98c2f0a021b82bd1bf517596275d8d7ac6a455e22c3fde8a5bb51b6e0ce58f9489d3fb22474974a3b730791af9ede0fa555eb477364c8d7326d8765f09111d4d70eac10ffb81ccd251df310c117de8353cb681761f81e6a78ed31e09e45b1c96a1305e6a88e6460f91a4c39c918800231cbae0abeca3c8675960ead46c9ade3c5ce530e797f4743e70fb3ff70513b6e08"}, {0x78, 0x119, 0x5b1, "44d0ba0e0ff4e7201b22a3957f2b037444a055f9925b202ef4ffb1d301c5fa6928f972d56c2244f436ce060b90652d91fba8c42db4cdf1720980fab43d6710cd2d22ccd306880ece3efc639fa01dd9affd96a1366f81d0ae997233722ee23d9d5a0c"}, {0xb8, 0x11, 0x7, "0ed030483fb712fe1f94c5d6c34110da962920623a81abd0fa42f3cbf43a8d5e97e6d52c137d5e091d98bd65373d3de81b7563c649eb833b37bdd9e2e6f6fbcdef1f6e9aa0cf6e1453e84da6fc5c4465d347c1076f8dbe3782c9060ea43759a978dfe4588991367726a4722e1c094929593f9e77a227a3913217be7149ad4a58039e054fa368f3a7b327f3a5fc23c4669e7e82b406ba6b7e0747bc017700834a93cd2aeb"}, {0x50, 0x11b, 0x9073, "793f6a019670d06d6b5fc4b23ea201faca6c13ba8491528c9a53ffa593756750cbeeb69ec3130303c2912ba75c4c9be56ab17ea12e385fd453"}, {0xa0, 0x10f, 0x3, "4a7028f5c47222c05a5e1afe8c658311dc69db88d1256abb4300c5db6197c41a781ec930ed8b13d43d6ef5869b731db729930f19dedf7dac55af613715b28da662eef3d6baf43662ec4173d92b34265963589a54a63248fc01dc695c9d1f5503cf6417525bbe35bd99df1bf80396a48d04f749f2ab6059ae3d52d12f75294b190a78577c50bb09dd7d"}, {0x30, 0x101, 0x10001, "d2bef33016247a77a0b7b3e010722141b7765f9561385986d49568"}, {0xd8, 0x11d, 0x9, "9e8ec79dfc72f26c0a146a45ed75bf60ac57e3016e72f9074fe4c098bf223404d99674a906ff15e4b1d659a395bc12f86b9b07f1276745e5aedfb624c08e9615587af7f77dda33ce29b35cdba4db7a03b83e6fdac9c6371d2983588dd4f988c8061237e294618b974c3ea88a091665b68c819ec4e52bf323a16b90c25aa2fb2b86688f72b97ffd575c5345026e85335d54fc602749e9d67400474d41c843702a501d723f627762913cb8ef687c32e52cc61174f2e985df98f71a8aebf246897081"}, {0x58, 0x19f, 0x5, "b64098c61ecf27680a83b34cb188627e45480af12d8ed1e6928eca880559dc6db68714fe386704eef691099e9b77e412c4996694108a9c6dea99dc83942edda8d7f1f73c11690f"}], 0x4e0, 0x1}, 0x20000040) 2018/05/28 16:34:13 executing program 1: socketpair(0x10, 0x4, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000100)={r0, &(0x7f0000000080)="d5e10bc4ea79d2c2269fb1ca984a64390e516f091761d43d29bcaa2960a6e309565c84aea1a691f128765b1c0ef8ee50f4af96552c485e5ae184d7d2fad5b64b1093ed2c6900a0915d93"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xb, 0x7f, 0x7, 0x5, 0x1}, 0x2c) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000140)) [ 242.818720] RIP: 0033:0x455a09 [ 242.821893] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 242.829614] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 242.836885] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 242.844358] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 242.851642] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 242.859031] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000002c 2018/05/28 16:34:13 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xf00, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:13 executing program 1: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000240)={0x0, 0xfffffffffffffffc, 0x100000001, 0x102d}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000200)={r0, &(0x7f0000000140)="e1c08f3d10e41bcb929ab846cfd9a57485d038b3dd97a2831feb7b75c395d0b511364d89a16520bbcd3701f42cc4e50675c11cf92d9d1528d40b94ed7dda415b93cbd4f6a9b13e18363444b46b504edbceb6b04306808aa93a0d110094a4275e187b3b3c9be9631901f3d8058ff3fdb02dee4efe91a2d1a59107f1fa042eb12f453ee74650a95c8feb732707ed6ec4a496128c1def69393d15db10f90ee2f6d867fab1bae6ac99016b8626f8ce71"}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x6, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="180000000000fffb0000000000000000000000000000000095"], &(0x7f0000f6bffb)='GPL\x00', 0x1, 0x3bc, &(0x7f00001a7f05)=""/251}, 0x2e) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000100)={r0, &(0x7f0000000000)="c675386af8525fe861abb54b973cb4d87f7acfb645db96a7c9421083c4486c0b2f0ed12b85d17c7c0d1fb9643df89dc2582d525147460f07be10c56e0a531e9dfeba4d0f3fa2667b23ead08154b266980e10dfd1da364304a972e3fe51cf186fcefc3b52722e60122b53eababecf5d11ea2708999ca94af133eb270fce968bcc6fc286df7d792a1f5a9cbf60fd648d431a86a2543b333b08fc51dc600b3e03ad1914dd7caf6e1ed6bca4d69300a0655c6a59cb3dd2fc7920e3eda72b0057b18376c765735c2b95c53dbeddaa0bb18b393ea6bb3e30a871d14474546cbbc103cf98d4"}, 0x10) 2018/05/28 16:34:13 executing program 7: r0 = socket$kcm(0xa, 0x6, 0x0) socketpair(0x8, 0x1, 0x401, &(0x7f0000000000)={0xffffffffffffffff}) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000040)=r1, 0x4) socket$kcm(0x29, 0x7, 0x0) socketpair(0x3, 0x80007, 0x9, &(0x7f0000000080)) setsockopt$sock_attach_bpf(r0, 0x10d, 0x11, &(0x7f0000000100)=r1, 0x4) 2018/05/28 16:34:13 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x3f00000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 243.036699] FAULT_INJECTION: forcing a failure. [ 243.036699] name failslab, interval 1, probability 0, space 0, times 0 [ 243.048106] CPU: 1 PID: 19436 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 243.055406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.064785] Call Trace: [ 243.067411] dump_stack+0x1b9/0x294 [ 243.071083] ? dump_stack_print_info.cold.2+0x52/0x52 [ 243.076477] ? __save_stack_trace+0x7e/0xd0 [ 243.081004] should_fail.cold.4+0xa/0x1a [ 243.085107] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 243.090248] ? save_stack+0x43/0xd0 [ 243.093910] ? kasan_kmalloc+0xc4/0xe0 [ 243.097844] ? kmem_cache_alloc_trace+0x152/0x780 [ 243.102716] ? sctp_add_bind_addr+0xf9/0x4a0 [ 243.107161] ? sctp_copy_local_addr_list+0x499/0x690 [ 243.112305] ? sctp_copy_one_addr+0x5d/0x170 [ 243.116948] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 243.122806] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 243.127695] ? sctp_sendmsg+0x1888/0x1d70 [ 243.131886] ? inet_sendmsg+0x19f/0x690 [ 243.135894] ? sock_sendmsg+0xd5/0x120 [ 243.139816] ? ___sys_sendmsg+0x805/0x940 [ 243.143995] ? __sys_sendmsg+0x115/0x270 [ 243.148092] ? __x64_sys_sendmsg+0x78/0xb0 [ 243.152450] ? do_syscall_64+0x1b1/0x800 [ 243.156639] ? graph_lock+0x170/0x170 [ 243.160481] ? print_usage_bug+0xc0/0xc0 [ 243.164600] ? graph_lock+0x170/0x170 [ 243.168466] ? find_held_lock+0x36/0x1c0 [ 243.172576] ? lock_downgrade+0x8e0/0x8e0 [ 243.176764] __should_failslab+0x124/0x180 [ 243.181031] should_failslab+0x9/0x14 [ 243.184868] kmem_cache_alloc_trace+0x4b/0x780 [ 243.189481] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 243.194102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.199790] sctp_add_bind_addr+0xf9/0x4a0 [ 243.204068] ? sctp_bind_addr_free+0x20/0x20 [ 243.208545] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 243.213789] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 243.219011] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 243.224179] sctp_copy_local_addr_list+0x499/0x690 [ 243.229150] ? sctp_defaults_init+0xe50/0xe50 [ 243.233679] ? get_random_bytes+0x34/0x40 [ 243.237846] ? sctp_association_new+0x19d8/0x2170 [ 243.242712] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 243.247924] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.253494] sctp_copy_one_addr+0x5d/0x170 [ 243.257768] ? sctp_copy_one_addr+0x5d/0x170 [ 243.262223] sctp_bind_addr_copy+0x16b/0x45b [ 243.266756] ? sctp_copy_one_addr+0x170/0x170 [ 243.271279] ? sctp_autobind+0x16d/0x1f0 [ 243.276252] ? sctp_do_bind+0x5f0/0x5f0 [ 243.281071] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 243.286659] ? security_sctp_bind_connect+0x99/0xc0 [ 243.291730] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 243.296413] ? sctp_sendmsg+0x125e/0x1d70 [ 243.300560] ? sctp_autobind+0x1f0/0x1f0 [ 243.304628] ? __local_bh_enable_ip+0x161/0x230 [ 243.309324] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 243.314340] ? lock_sock_nested+0x9f/0x120 [ 243.318599] ? trace_hardirqs_on+0xd/0x10 [ 243.322804] ? __local_bh_enable_ip+0x161/0x230 [ 243.327593] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 243.333188] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 243.338411] sctp_sendmsg+0x1888/0x1d70 [ 243.342417] ? do_raw_spin_unlock+0x9e/0x2e0 [ 243.346863] ? sctp_id2assoc+0x3e0/0x3e0 [ 243.351399] ? _raw_spin_unlock_bh+0x30/0x40 [ 243.355841] ? __release_sock+0x3a0/0x3a0 [ 243.360058] inet_sendmsg+0x19f/0x690 [ 243.363883] ? copy_msghdr_from_user+0x3a0/0x560 [ 243.368679] ? ipip_gro_receive+0x100/0x100 [ 243.373041] ? move_addr_to_kernel.part.18+0x100/0x100 [ 243.378352] ? security_socket_sendmsg+0x94/0xc0 [ 243.383140] ? ipip_gro_receive+0x100/0x100 [ 243.387493] sock_sendmsg+0xd5/0x120 [ 243.391255] ___sys_sendmsg+0x805/0x940 [ 243.395619] ? copy_msghdr_from_user+0x560/0x560 [ 243.400410] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 243.405973] ? proc_fail_nth_write+0x96/0x1f0 [ 243.410495] ? __fget_light+0x2ef/0x430 [ 243.415195] ? fget_raw+0x20/0x20 [ 243.418682] ? find_held_lock+0x36/0x1c0 [ 243.422784] ? kasan_check_write+0x14/0x20 [ 243.427061] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.432634] ? sockfd_lookup_light+0xc5/0x160 [ 243.437193] __sys_sendmsg+0x115/0x270 [ 243.441209] ? __ia32_sys_shutdown+0x80/0x80 [ 243.445651] ? __sb_end_write+0xac/0xe0 [ 243.449685] ? fput+0x130/0x1a0 [ 243.452986] ? ksys_write+0x1a6/0x250 [ 243.456812] __x64_sys_sendmsg+0x78/0xb0 [ 243.460890] do_syscall_64+0x1b1/0x800 [ 243.464802] ? finish_task_switch+0x1ca/0x840 [ 243.469321] ? syscall_return_slowpath+0x5c0/0x5c0 [ 243.474269] ? syscall_return_slowpath+0x30f/0x5c0 [ 243.479213] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 243.484622] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.489498] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 243.494706] RIP: 0033:0x455a09 [ 243.497907] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 243.505642] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 243.512934] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 243.520232] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 243.527509] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 243.534771] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000002d 2018/05/28 16:34:14 executing program 4: r0 = socket$kcm(0x11, 0x2, 0x0) setsockopt$sock_attach_bpf(r0, 0x107, 0x9, &(0x7f0000001640), 0x4) sendmsg$kcm(r0, &(0x7f0000001180)={&(0x7f0000000000)=@nfc_llcp={0x27, 0x1, 0x0, 0x7, 0x1, 0x10000, "669e91fc465302b9a5e219b4ef969e972bcd4408bf0927de415926ce0b86629b771ef453e2e9a2f0cd9818bfd1b63352fc54ab435af79d74ffc114a5cb91f5", 0x3d}, 0x80, &(0x7f00000010c0)=[{&(0x7f0000000080)="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", 0x1000}, {&(0x7f0000001080)="162eae80a7b7e8e8a46f95815226fe75705e7ecb4e0d41a4ab95", 0x1a}], 0x2, &(0x7f0000001100)=[{0x28, 0x115, 0x200, "bb97eaf4601c26d0b1518738247deedbcceb3ebd"}, {0x38, 0x110, 0x5, "331668cf13ebcb82781bbec1ff398ecf3c34504192be4eb5047e10e13c7033373b"}], 0x60, 0x800}, 0x40000) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000001a40)={&(0x7f0000001a00)='./file0\x00', 0x0, 0x10}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000001b00)={r1, 0x50, &(0x7f0000001a80)}, 0x10) recvmsg$kcm(r0, &(0x7f0000001600)={&(0x7f00000011c0)=@sco, 0x80, &(0x7f0000001840)=[{&(0x7f0000001240)=""/32, 0x20}, {&(0x7f0000001280)=""/239, 0xef}, {&(0x7f0000001380)=""/172, 0xac}, {&(0x7f0000001440)=""/63, 0x3f}, {&(0x7f0000001480)=""/227, 0xe3}, {&(0x7f0000001580)=""/105, 0x69}, {&(0x7f0000001680)=""/116, 0x74}, {&(0x7f0000001700)=""/116, 0x74}, {&(0x7f0000001780)=""/146, 0x92}], 0x9, &(0x7f0000001900)=""/236, 0xec, 0x8}, 0x10143) 2018/05/28 16:34:14 executing program 2: socket$kcm(0x29, 0x2, 0x0) r0 = socket$kcm(0x10, 0x3, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000040)={r0}) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000080)={r0}) setsockopt$sock_attach_bpf(r0, 0x10e, 0xa, &(0x7f0000000000), 0x72) 2018/05/28 16:34:14 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xfc, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:14 executing program 1: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x10e, 0x2, &(0x7f0000000000)=r0, 0x4) 2018/05/28 16:34:14 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$kcm(0x29, 0x7, 0x0) close(r0) r1 = socket$kcm(0xa, 0x400000000803, 0x11) sendmsg$kcm(r1, &(0x7f0000003980)={&(0x7f0000001540)=@un=@abs, 0x80, &(0x7f0000003900)}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x541b, 0x707000) 2018/05/28 16:34:14 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x40030000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:14 executing program 3: socketpair(0x18, 0x0, 0x2, &(0x7f00000000c0)) socketpair(0x10, 0xa, 0x4, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000200)={r0, &(0x7f0000000100)="78136f6c1f5284f492319c50b8f27bf3c9c4e3dc2a3020d1654607a3f2c6dd3b4c4b71249e338d07683918f4f06c47598adb55a065378727d6f3e8182d5e28cd2a68ba4f13c96c41778e090c1c0f6488db5b00da4fea7a83346b13e2fe8f21510e7ece7df225996ca931d31b45d9a74c554c942ba54364cc32a691019451ff414d5e4b9041627dfc591c06eda1265f10feb30390586387083d8b3522f2c68dd9b44a9f451e7034ce280a109a4136b7d9a615e0fcd2eb7a53ee2e6a3b4330ae1f8cd4bdf4bf12454abbd14620e7fa27ae2b9f6e2d056ff9bf434edc6d", &(0x7f0000000040)=""/96}, 0x18) 2018/05/28 16:34:14 executing program 6 (fault-call:1 fault-nth:46): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 244.082961] FAULT_INJECTION: forcing a failure. [ 244.082961] name failslab, interval 1, probability 0, space 0, times 0 [ 244.094345] CPU: 1 PID: 19471 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 244.101632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 244.111175] Call Trace: [ 244.113786] dump_stack+0x1b9/0x294 [ 244.117451] ? dump_stack_print_info.cold.2+0x52/0x52 [ 244.122676] ? __save_stack_trace+0x7e/0xd0 [ 244.127039] should_fail.cold.4+0xa/0x1a [ 244.131141] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 244.136289] ? save_stack+0x43/0xd0 [ 244.139950] ? kasan_kmalloc+0xc4/0xe0 [ 244.143876] ? kmem_cache_alloc_trace+0x152/0x780 [ 244.148757] ? sctp_add_bind_addr+0xf9/0x4a0 [ 244.153206] ? sctp_copy_local_addr_list+0x499/0x690 [ 244.158337] ? sctp_copy_one_addr+0x5d/0x170 [ 244.162770] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 244.168491] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 244.173357] ? sctp_sendmsg+0x1888/0x1d70 [ 244.177527] ? inet_sendmsg+0x19f/0x690 [ 244.181516] ? sock_sendmsg+0xd5/0x120 [ 244.185418] ? ___sys_sendmsg+0x805/0x940 [ 244.189567] ? __sys_sendmsg+0x115/0x270 [ 244.193637] ? __x64_sys_sendmsg+0x78/0xb0 [ 244.197893] ? do_syscall_64+0x1b1/0x800 [ 244.201979] ? graph_lock+0x170/0x170 [ 244.205798] ? find_held_lock+0x36/0x1c0 [ 244.209885] ? print_usage_bug+0xc0/0xc0 [ 244.213954] ? graph_lock+0x170/0x170 [ 244.217766] ? find_held_lock+0x36/0x1c0 [ 244.221839] ? lock_downgrade+0x8e0/0x8e0 [ 244.225987] __should_failslab+0x124/0x180 [ 244.230233] should_failslab+0x9/0x14 [ 244.234059] kmem_cache_alloc_trace+0x4b/0x780 [ 244.238747] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 244.243952] ? __sanitizer_cov_trace_cmp2+0x18/0x20 [ 244.248984] sctp_add_bind_addr+0xf9/0x4a0 [ 244.253245] ? sctp_bind_addr_free+0x20/0x20 [ 244.257682] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 244.263062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.268629] ? sctp_v4_scope+0x19b/0x1c0 [ 244.272716] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 244.277933] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 244.282969] sctp_copy_local_addr_list+0x499/0x690 [ 244.287934] ? sctp_defaults_init+0xe50/0xe50 [ 244.292456] ? get_random_bytes+0x34/0x40 [ 244.296619] ? sctp_association_new+0x19d8/0x2170 [ 244.301649] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 244.306866] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 244.312435] sctp_copy_one_addr+0x5d/0x170 [ 244.316695] ? sctp_copy_one_addr+0x5d/0x170 [ 244.321140] sctp_bind_addr_copy+0x16b/0x45b [ 244.325599] ? sctp_copy_one_addr+0x170/0x170 [ 244.330119] ? sctp_autobind+0x16d/0x1f0 [ 244.334204] ? sctp_do_bind+0x5f0/0x5f0 [ 244.338302] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 244.343849] ? security_sctp_bind_connect+0x99/0xc0 [ 244.348895] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 244.353599] ? sctp_sendmsg+0x125e/0x1d70 [ 244.357776] ? sctp_autobind+0x1f0/0x1f0 [ 244.361844] ? __local_bh_enable_ip+0x161/0x230 [ 244.366611] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 244.371646] ? lock_sock_nested+0x9f/0x120 [ 244.375890] ? trace_hardirqs_on+0xd/0x10 [ 244.380064] ? __local_bh_enable_ip+0x161/0x230 [ 244.384766] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 244.390452] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 244.395660] sctp_sendmsg+0x1888/0x1d70 [ 244.399646] ? do_raw_spin_unlock+0x9e/0x2e0 [ 244.404085] ? sctp_id2assoc+0x3e0/0x3e0 [ 244.408179] ? _raw_spin_unlock_bh+0x30/0x40 [ 244.412627] ? __release_sock+0x3a0/0x3a0 [ 244.416791] inet_sendmsg+0x19f/0x690 [ 244.420606] ? copy_msghdr_from_user+0x3a0/0x560 [ 244.425381] ? ipip_gro_receive+0x100/0x100 [ 244.429712] ? move_addr_to_kernel.part.18+0x100/0x100 [ 244.434999] ? security_socket_sendmsg+0x94/0xc0 [ 244.439771] ? ipip_gro_receive+0x100/0x100 [ 244.444103] sock_sendmsg+0xd5/0x120 [ 244.447834] ___sys_sendmsg+0x805/0x940 [ 244.451820] ? copy_msghdr_from_user+0x560/0x560 [ 244.456620] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 244.462188] ? proc_fail_nth_write+0x96/0x1f0 [ 244.466695] ? __fget_light+0x2ef/0x430 [ 244.470682] ? fget_raw+0x20/0x20 [ 244.474147] ? find_held_lock+0x36/0x1c0 [ 244.478219] ? kasan_check_write+0x14/0x20 [ 244.482497] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 244.488047] ? sockfd_lookup_light+0xc5/0x160 [ 244.492829] __sys_sendmsg+0x115/0x270 [ 244.496731] ? __ia32_sys_shutdown+0x80/0x80 [ 244.501160] ? __sb_end_write+0xac/0xe0 [ 244.505153] ? fput+0x130/0x1a0 [ 244.508435] ? ksys_write+0x1a6/0x250 [ 244.512263] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 244.517117] __x64_sys_sendmsg+0x78/0xb0 [ 244.521197] do_syscall_64+0x1b1/0x800 [ 244.525101] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 244.529957] ? syscall_return_slowpath+0x5c0/0x5c0 [ 244.534896] ? syscall_return_slowpath+0x30f/0x5c0 [ 244.539838] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 244.545228] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.550095] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 244.555291] RIP: 0033:0x455a09 [ 244.558496] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 244.566635] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 244.573901] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 2018/05/28 16:34:14 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x8906000000000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 244.581183] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 244.588471] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 244.595751] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000002e 2018/05/28 16:34:14 executing program 7: r0 = socket$kcm(0xa, 0x2, 0x11) sendmsg$kcm(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000080)="44bb86b6ccf759f211faead2cd672d724f70228bc6ea6608d48471cddfc17f54fe4d293f7af50985a7758112b09e29f3c47e32d893f5d84c668bf6482e9a7acf76aae1498df54a3fa0e5f2ee76f8ce9e0ff89ac7a6d0e2133fb980f24656a388c7fb9ad674cacef3342c7753d91aee29307027da05d125c49e5238676e9fa3a855c95b493b832aec6d947441ea09edc867e1b81a6f1781045f0bcf7870cf113b759cb85632cb0a831f7d4575ac8af1733f69d26b7d658db2a38ea8491bbd236a82a8e37a", 0xc4}], 0x1, &(0x7f0000000180)=[{0xa0, 0x187, 0xa2, "1d8c02a9b50df54dc9879c347245796f0c42d9148dbff6ce9c325e2e6f24ddb329304f55b7a4bec675a76f6a57b2987a9127c0cc3e70ad837638d4d14e505c1d7cbff4150a282182d0a1fdd0f34e39171db2217ab35a7f6d8bd1669fb16524095907574d4e53ca0962b552aaf9e0ccf913b7f880dbef9321c3666445616c2c90c232e36941a4397788"}, {0x28, 0x110, 0x9b, "daf27db7e6ea01bc91ea79a1bc932c8e45c3d0d8aea45c53"}, {0x60, 0x88, 0xa761, "2a228645fcc2b6af6763d321e6a57ab65c0c183472472969cb1a2a7ac2347ddf34e0a2bf4c9dcd9c03b357ef5f8654b9b69bdc079e6a41b409bd8f2b9b15b4f6af851971c5a3b7d0639812fd43428a"}], 0x128, 0x20000000}, 0x1) recvmsg$kcm(r0, &(0x7f0000001980)={&(0x7f0000000300)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @loopback}}}, 0x80, &(0x7f00000018c0)=[{&(0x7f0000000380)=""/141, 0x8d}, {&(0x7f0000000440)=""/240, 0xf0}, {&(0x7f0000000540)=""/244, 0xf4}, {&(0x7f0000000640)=""/147, 0x93}, {&(0x7f0000000700)=""/167, 0xa7}, {&(0x7f00000007c0)=""/4096, 0x1000}, {&(0x7f00000017c0)=""/116, 0x74}, {&(0x7f0000001840)=""/104, 0x68}], 0x8, &(0x7f0000001940)=""/6, 0x6, 0x80000001}, 0x10000) setsockopt$sock_attach_bpf(r0, 0x29, 0x12, &(0x7f0000000040)=0xffffffffffffff9c, 0x4) 2018/05/28 16:34:14 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0xff, 0x20001, 0x4000002, 0x1}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000000c0)={r0, &(0x7f0000000080)}, 0x10) 2018/05/28 16:34:14 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x80fe, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:14 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0xa, 0x0, 0x401, 0x0, 0x1, 0xffffffffffffff9c}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={r0, &(0x7f00000001c0)="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", &(0x7f00000011c0)="6c57c25409ffcb5a6967e84781e5e930bbc15e311f6ca7353a02894ef057cfbdf187523037de7d7503bc39642fc0cd9b7746ba6e89017abe9fb25672d3a3840a9d761efc81edb7247442ef2508150372883b91e0537f75d58f2bbe5d9ec19fd65e730092d9b2e6dfb6ae79e88bd97d6c4eadd902c5f89df7953ada699e7eed2cfa8639a9bee2040f42d777d450a694b548655ff49ce79d3e12806581c32703d2e0d024f7c65e89f2f294bb3dd2727fd25f3c98be8a082b6364a334fb9b8b356225c4829eebab7326989a1ec93de5f258e4f0d0e12b2ae78abadf345a827d540cbf2963a06f7efa0d645a2e8d5ef361"}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f0000001800)={0xb, 0x5, &(0x7f0000001640)=@framed={{0x18}, [@ldst={0x1}], {0x95}}, &(0x7f00000016c0)='GPL\x00', 0x81, 0xf0, &(0x7f0000001700)=""/240}, 0x48) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xf, 0x27c, 0x6, 0xdc, 0x7acd8faf4f111d8c, r0, 0x1858}, 0x2c) r1 = socket$kcm(0x29, 0x2, 0x0) socket$kcm(0x29, 0x7, 0x0) socketpair$inet(0x2, 0x4, 0x80000001, &(0x7f0000001d00)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000180)={r2}) socketpair(0x9, 0x800, 0x6, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_DISABLE(r3, 0x2401, 0x9) bpf$OBJ_PIN_PROG(0x6, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', r3}, 0x10) 2018/05/28 16:34:14 executing program 1: socketpair$unix(0x1, 0x400000000000001, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r1, &(0x7f00000005c0)={&(0x7f0000000000)=@can, 0x80, &(0x7f0000003600)=[{&(0x7f0000000600)=""/4096, 0x1000}, {&(0x7f0000001600)=""/4096, 0x1000}, {&(0x7f0000002600)=""/4096, 0x1000}], 0x3}, 0x0) sendmsg(r0, &(0x7f0000003a00)={0x0, 0x0, &(0x7f0000002700), 0x320, &(0x7f0000002780)}, 0x0) recvmsg(r1, &(0x7f0000000400)={&(0x7f0000000100)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @local}}}, 0x80, &(0x7f0000000080), 0x0, &(0x7f00000003c0)=""/12, 0xc}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)) 2018/05/28 16:34:14 executing program 3: socket$kcm(0x29, 0x0, 0x0) r0 = socket$kcm(0x2, 0x2, 0x0) sendmsg(0xffffffffffffffff, &(0x7f00000014c0)={0x0, 0x0, &(0x7f0000000300)=[{&(0x7f0000000000)="ff", 0x1}], 0x1, &(0x7f00000015c0)=ANY=[]}, 0x0) socketpair$inet(0x2, 0x3, 0x8, &(0x7f0000001340)) sendmsg$kcm(r0, &(0x7f0000001580)={&(0x7f0000000080)=@ethernet={0x0, @link_local={0x1, 0x80, 0xc2}}, 0x80, &(0x7f0000000280), 0x0, &(0x7f0000000000), 0xcf}, 0x0) recvmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000100)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @rand_addr}}}, 0x80, &(0x7f0000000280)=[{&(0x7f0000000040)=""/37, 0x25}, {&(0x7f0000000340)=""/4096, 0x1000}, {&(0x7f0000000180)=""/255, 0xff}], 0x3, &(0x7f00000015c0)=""/4096, 0x1000, 0x5e}, 0x2) 2018/05/28 16:34:14 executing program 6 (fault-call:1 fault-nth:47): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 244.879089] FAULT_INJECTION: forcing a failure. [ 244.879089] name failslab, interval 1, probability 0, space 0, times 0 [ 244.890518] CPU: 0 PID: 19504 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 244.897812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 244.907187] Call Trace: [ 244.909801] dump_stack+0x1b9/0x294 [ 244.913442] ? dump_stack_print_info.cold.2+0x52/0x52 [ 244.918642] ? __save_stack_trace+0x7e/0xd0 [ 244.922981] should_fail.cold.4+0xa/0x1a [ 244.927076] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 244.932252] ? save_stack+0x43/0xd0 [ 244.935908] ? kasan_kmalloc+0xc4/0xe0 [ 244.939834] ? kmem_cache_alloc_trace+0x152/0x780 [ 244.944689] ? sctp_add_bind_addr+0xf9/0x4a0 [ 244.949120] ? sctp_copy_local_addr_list+0x499/0x690 [ 244.954250] ? sctp_copy_one_addr+0x5d/0x170 [ 244.958687] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 244.964416] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 244.969278] ? sctp_sendmsg+0x1888/0x1d70 [ 244.973443] ? inet_sendmsg+0x19f/0x690 [ 244.977424] ? sock_sendmsg+0xd5/0x120 [ 244.981407] ? ___sys_sendmsg+0x805/0x940 [ 244.985569] ? __sys_sendmsg+0x115/0x270 [ 244.989688] ? __x64_sys_sendmsg+0x78/0xb0 [ 244.993936] ? do_syscall_64+0x1b1/0x800 [ 244.998709] ? graph_lock+0x170/0x170 [ 245.002741] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 245.007771] ? print_usage_bug+0xc0/0xc0 [ 245.011839] ? graph_lock+0x170/0x170 [ 245.015650] ? find_held_lock+0x36/0x1c0 [ 245.019743] ? lock_downgrade+0x8e0/0x8e0 [ 245.023901] __should_failslab+0x124/0x180 [ 245.028151] should_failslab+0x9/0x14 [ 245.031978] kmem_cache_alloc_trace+0x4b/0x780 [ 245.036574] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 245.041089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.046638] sctp_add_bind_addr+0xf9/0x4a0 [ 245.050886] ? sctp_bind_addr_free+0x20/0x20 [ 245.055297] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 245.060497] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 245.065690] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 245.070712] sctp_copy_local_addr_list+0x499/0x690 [ 245.075684] ? sctp_defaults_init+0xe50/0xe50 [ 245.080182] ? get_random_bytes+0x34/0x40 [ 245.084333] ? sctp_association_new+0x19d8/0x2170 [ 245.089293] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 245.094488] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.100029] sctp_copy_one_addr+0x5d/0x170 [ 245.104314] ? sctp_copy_one_addr+0x5d/0x170 [ 245.108717] sctp_bind_addr_copy+0x16b/0x45b [ 245.113122] ? sctp_copy_one_addr+0x170/0x170 [ 245.117816] ? sctp_autobind+0x16d/0x1f0 [ 245.121881] ? sctp_do_bind+0x5f0/0x5f0 [ 245.125858] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 245.131392] ? security_sctp_bind_connect+0x99/0xc0 [ 245.136404] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 245.141084] ? sctp_sendmsg+0x125e/0x1d70 [ 245.145237] ? sctp_autobind+0x1f0/0x1f0 [ 245.149301] ? __local_bh_enable_ip+0x161/0x230 [ 245.153988] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 245.159010] ? lock_sock_nested+0x9f/0x120 [ 245.163249] ? trace_hardirqs_on+0xd/0x10 [ 245.167388] ? __local_bh_enable_ip+0x161/0x230 [ 245.172137] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 245.177668] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 245.182847] sctp_sendmsg+0x1888/0x1d70 [ 245.186838] ? do_raw_spin_unlock+0x9e/0x2e0 [ 245.191243] ? sctp_id2assoc+0x3e0/0x3e0 [ 245.195323] ? _raw_spin_unlock_bh+0x30/0x40 [ 245.199723] ? __release_sock+0x3a0/0x3a0 [ 245.203868] inet_sendmsg+0x19f/0x690 [ 245.207746] ? copy_msghdr_from_user+0x3a0/0x560 [ 245.212500] ? ipip_gro_receive+0x100/0x100 [ 245.216821] ? move_addr_to_kernel.part.18+0x100/0x100 [ 245.222125] ? security_socket_sendmsg+0x94/0xc0 [ 245.226979] ? ipip_gro_receive+0x100/0x100 [ 245.231293] sock_sendmsg+0xd5/0x120 [ 245.235009] ___sys_sendmsg+0x805/0x940 [ 245.239072] ? copy_msghdr_from_user+0x560/0x560 [ 245.243828] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 245.249387] ? proc_fail_nth_write+0x96/0x1f0 [ 245.254233] ? __fget_light+0x2ef/0x430 [ 245.258196] ? fget_raw+0x20/0x20 [ 245.261637] ? find_held_lock+0x36/0x1c0 [ 245.265702] ? kasan_check_write+0x14/0x20 [ 245.269940] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.275476] ? sockfd_lookup_light+0xc5/0x160 [ 245.279973] __sys_sendmsg+0x115/0x270 [ 245.283853] ? __ia32_sys_shutdown+0x80/0x80 [ 245.288250] ? __sb_end_write+0xac/0xe0 [ 245.292214] ? fput+0x130/0x1a0 [ 245.295484] ? ksys_write+0x1a6/0x250 [ 245.299301] __x64_sys_sendmsg+0x78/0xb0 [ 245.303362] do_syscall_64+0x1b1/0x800 [ 245.307240] ? syscall_return_slowpath+0x5c0/0x5c0 [ 245.312160] ? syscall_return_slowpath+0x30f/0x5c0 [ 245.317086] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 245.322556] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 245.327397] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 245.332586] RIP: 0033:0x455a09 [ 245.335777] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 245.343481] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 245.350741] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 245.358020] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 245.365308] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 245.372571] R13: 000000000000057f R14: 00000000006fc488 R15: 000000000000002f 2018/05/28 16:34:16 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x1f0000000c000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:16 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xf000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:16 executing program 2: socketpair$ax25(0x3, 0x2, 0x6, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r0, &(0x7f00000014c0)={0x0, 0x0, &(0x7f0000001340)=[{&(0x7f0000000080)=""/39, 0x27}, {&(0x7f00000000c0)=""/18, 0x12}, {&(0x7f0000000100)=""/42, 0x2a}, {&(0x7f0000000140)=""/4096, 0x1000}, {&(0x7f0000001140)=""/241, 0xf1}, {&(0x7f0000001240)=""/225, 0xe1}], 0x6, &(0x7f00000013c0)=""/214, 0xd6, 0x9}, 0x40000000) r1 = socket$kcm(0x29, 0x5, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0xf, &(0x7f0000000000), 0x4) 2018/05/28 16:34:16 executing program 6 (fault-call:1 fault-nth:48): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:16 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x2) socketpair$inet6(0x2, 0x0, 0x0, &(0x7f0000000300)) socketpair(0xb, 0x6, 0x7a, &(0x7f0000000040)={0xffffffffffffffff}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000200)={r0, &(0x7f0000000080)="954968c4ffc9ed5b87df83514369d4812ec05c46935f994b14b91c16ef08fc20dd86e738dffb4086135a26b3cf7139fbf6bf38f0dc31be3b2d939a0cb8cb203c1de3ed3558ea97c2a1209e5b605efcc0cef466941ce771f7d1f21575538b97a5bd8e96c5145a2df0db5143525762835d81e629eb2ae13f990778b0f6ba26c1041f548c1357a96d9f0cb4c7818b", &(0x7f0000000140)="26d9074895de756c78cda724e3b8eaf447e27d3a1cf41c4aa55c1c8527b0b7b18b23dd0fc2c9fff9d1fd06102ef1087f1eb9fff61bf1c3f2580406be5d3bca1ff10d775c4e62026c592ac6d061ee79e70e91ba4dc8e4d4991f9eac48c36f32b75f74d4c40583fcd8269b687592937d61d6ccb8fb6c42e1193df6bb26afe3a46c1d44adc208011cac8768c965263f310093c6aa9922b48a7906e5b9d7588d2099ec8c34483b42dec79bef7b426e34b55a69b7b81e690f49d9f3752f1ce9fd", 0x1}, 0x20) 2018/05/28 16:34:16 executing program 1: mkdir(&(0x7f00000018c0)='./file0\x00', 0x0) mount(&(0x7f00000007c0)='./file0/file1\x00', &(0x7f0000000080)='./file0/file1\x00', &(0x7f0000000000)='ramfs\x00', 0x0, &(0x7f0000000380)) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000903000)='./file0\x00', &(0x7f00000003c0)='\x00\x00\x00\x00\x00', 0x100000, &(0x7f00000002c0)) mkdir(&(0x7f0000000880)='./file0/file1\x00', 0x0) mount(&(0x7f0000000240)='./file0\x00', &(0x7f0000000200)='.', &(0x7f0000000480)="b3b8155713fb18dea1325403cf49458ea055d7591982903d491d14c2e9cbc39e8bf705c21d4cc6c570ba1b1b03c6db40040c163a6dee9329d669c3a83a02ef2119957d6d4d06f79c5d29c3f97acbbbd1a0034898939712cc63020f31107f31c3a7ea6b055a3d9cd058451eefee6ebdb0357831796761e16f810e2452be7d0bbb99ee890739873f2de48187428342a5e95f625e7b49265dcb01cdb718bd2920863ed6af48bf044ad87394625a24423d5fefebc93d3a4a96d582c636a0bc3ec3fa80854deb41daa221d12ed5bdc1aeaabed9dcbb850b47a98ab25649387ab11d7b205a07b9082b736c17f97d", 0x1004, 0x0) mkdir(&(0x7f0000000040)='./file0/file0\x00', 0x0) mount(&(0x7f0000000140)='./file0/file0\x00', &(0x7f0000000180)='./file0/file0\x00', &(0x7f0000000740)='sysfs\x00', 0x0, &(0x7f0000000740)) mount(&(0x7f00000006c0)='./file0\x00', &(0x7f0000000100)='.', &(0x7f0000753000)='ext4\x00', 0x3002480, &(0x7f0000000700)) 2018/05/28 16:34:16 executing program 3: mkdir(&(0x7f0000000440)='./file0\x00', 0x0) mount(&(0x7f00000002c0)='./file0\x00', &(0x7f0000000280)='./file0\x00', &(0x7f0000000140)='proc\x00', 0x0, 0x0) mount(&(0x7f0000000540)='./file0\x00', &(0x7f0000000580)='./file0/bus\x00', &(0x7f00000005c0)='configfs\x00', 0x0, 0x0) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='mqueue\x00', 0x2400, 0x0) mount(&(0x7f0000000200)='./file0/bus\x00', &(0x7f0000000240)='./file0/bus\x00', &(0x7f0000000300)='hpfs\x00', 0x0, &(0x7f0000000340)="30dc9dfa9d33d6f7d1ccc5ae525e1e70bea26b9c55c7bd3e57bbebd189d3b52ba819d32f145b5fcc0e39a4ef647fe53a8c9d6764f7dadfe955268d7020fb8796affbc85a3c841b920311e3846099df7b25604bc0370946006c68590b4229525edc0a792804f632523b3562dde42ae759a3bf63934c53e632e6a89725e2b3ecd10cd940b01faddef4d590002f4504098d48e86ea9d9eee65d75bdeecad041f6fbda629387a6e43abf6f806527870e74ffb4f8002559a49302aa5310890d1fd2") mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0/bus/file0\x00', &(0x7f0000000180)='qnx4\x00', 0x800000, &(0x7f00000001c0)="b71ed88cb08f7c5d6371c9496c369c") 2018/05/28 16:34:16 executing program 7: sendmsg(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000140)=@sco={0x1f}, 0x80, &(0x7f0000000480), 0x0, &(0x7f0000000780)=ANY=[]}, 0x0) 2018/05/28 16:34:16 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x2000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) [ 245.979712] FAULT_INJECTION: forcing a failure. [ 245.979712] name failslab, interval 1, probability 0, space 0, times 0 [ 245.991192] CPU: 0 PID: 19531 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 245.998490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 246.007863] Call Trace: [ 246.010493] dump_stack+0x1b9/0x294 [ 246.014151] ? dump_stack_print_info.cold.2+0x52/0x52 [ 246.019365] ? __save_stack_trace+0x7e/0xd0 [ 246.023698] should_fail.cold.4+0xa/0x1a [ 246.027797] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 246.032919] ? save_stack+0x43/0xd0 [ 246.036558] ? kasan_kmalloc+0xc4/0xe0 [ 246.040477] ? kmem_cache_alloc_trace+0x152/0x780 [ 246.045345] ? sctp_add_bind_addr+0xf9/0x4a0 [ 246.049772] ? sctp_copy_local_addr_list+0x499/0x690 [ 246.054893] ? sctp_copy_one_addr+0x5d/0x170 [ 246.059308] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 246.065041] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 246.069904] ? sctp_sendmsg+0x1888/0x1d70 [ 246.074066] ? inet_sendmsg+0x19f/0x690 [ 246.078045] ? sock_sendmsg+0xd5/0x120 [ 246.081936] ? ___sys_sendmsg+0x805/0x940 [ 246.086093] ? __sys_sendmsg+0x115/0x270 [ 246.090161] ? __x64_sys_sendmsg+0x78/0xb0 [ 246.094404] ? do_syscall_64+0x1b1/0x800 [ 246.098463] ? graph_lock+0x170/0x170 [ 246.102265] ? print_usage_bug+0xc0/0xc0 [ 246.106329] ? graph_lock+0x170/0x170 [ 246.110169] ? find_held_lock+0x36/0x1c0 [ 246.114276] ? lock_downgrade+0x8e0/0x8e0 [ 246.118451] __should_failslab+0x124/0x180 [ 246.122706] should_failslab+0x9/0x14 [ 246.126530] kmem_cache_alloc_trace+0x4b/0x780 [ 246.131139] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 246.135661] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.141224] sctp_add_bind_addr+0xf9/0x4a0 [ 246.145480] ? sctp_bind_addr_free+0x20/0x20 [ 246.149926] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 246.155135] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 246.160423] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 246.165458] sctp_copy_local_addr_list+0x499/0x690 [ 246.170397] ? sctp_defaults_init+0xe50/0xe50 [ 246.174899] ? get_random_bytes+0x34/0x40 [ 246.179234] ? sctp_association_new+0x19d8/0x2170 [ 246.184361] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 246.189574] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.195144] sctp_copy_one_addr+0x5d/0x170 [ 246.199390] ? sctp_copy_one_addr+0x5d/0x170 [ 246.203812] sctp_bind_addr_copy+0x16b/0x45b [ 246.208238] ? sctp_copy_one_addr+0x170/0x170 [ 246.212775] ? sctp_autobind+0x16d/0x1f0 [ 246.216837] ? sctp_do_bind+0x5f0/0x5f0 [ 246.220824] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 246.226449] ? security_sctp_bind_connect+0x99/0xc0 [ 246.231472] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 246.236149] ? sctp_sendmsg+0x125e/0x1d70 [ 246.240306] ? sctp_autobind+0x1f0/0x1f0 [ 246.244390] ? __local_bh_enable_ip+0x161/0x230 [ 246.249068] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 246.254090] ? lock_sock_nested+0x9f/0x120 [ 246.258328] ? trace_hardirqs_on+0xd/0x10 [ 246.262497] ? __local_bh_enable_ip+0x161/0x230 [ 246.267169] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 246.272716] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 246.277904] sctp_sendmsg+0x1888/0x1d70 [ 246.281907] ? do_raw_spin_unlock+0x9e/0x2e0 [ 246.286348] ? sctp_id2assoc+0x3e0/0x3e0 [ 246.290415] ? _raw_spin_unlock_bh+0x30/0x40 [ 246.294830] ? __release_sock+0x3a0/0x3a0 [ 246.298994] inet_sendmsg+0x19f/0x690 [ 246.302821] ? copy_msghdr_from_user+0x3a0/0x560 [ 246.307588] ? ipip_gro_receive+0x100/0x100 [ 246.311924] ? move_addr_to_kernel.part.18+0x100/0x100 [ 246.317202] ? security_socket_sendmsg+0x94/0xc0 [ 246.321969] ? ipip_gro_receive+0x100/0x100 [ 246.326384] sock_sendmsg+0xd5/0x120 [ 246.330098] ___sys_sendmsg+0x805/0x940 [ 246.334094] ? copy_msghdr_from_user+0x560/0x560 [ 246.338874] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 246.344428] ? proc_fail_nth_write+0x96/0x1f0 [ 246.348926] ? __fget_light+0x2ef/0x430 [ 246.352906] ? fget_raw+0x20/0x20 [ 246.356388] ? find_held_lock+0x36/0x1c0 [ 246.360464] ? kasan_check_write+0x14/0x20 [ 246.364725] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.370280] ? sockfd_lookup_light+0xc5/0x160 [ 246.374786] __sys_sendmsg+0x115/0x270 [ 246.378691] ? __ia32_sys_shutdown+0x80/0x80 [ 246.383108] ? __sb_end_write+0xac/0xe0 [ 246.387273] ? fput+0x130/0x1a0 [ 246.390576] ? ksys_write+0x1a6/0x250 [ 246.394378] __x64_sys_sendmsg+0x78/0xb0 [ 246.398452] do_syscall_64+0x1b1/0x800 [ 246.402360] ? finish_task_switch+0x1ca/0x840 [ 246.406857] ? syscall_return_slowpath+0x5c0/0x5c0 [ 246.411791] ? syscall_return_slowpath+0x30f/0x5c0 [ 246.416726] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 246.422093] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/05/28 16:34:16 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x1000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 246.426957] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 246.432159] RIP: 0033:0x455a09 [ 246.435346] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 246.443247] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 246.450554] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 246.457831] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 246.465115] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 246.472380] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000030 2018/05/28 16:34:16 executing program 7: r0 = socket$kcm(0x2, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000040)={r0}) sendmsg(r0, &(0x7f0000000080)={&(0x7f00000000c0)=@in={0x2, 0x4e22}, 0x80, &(0x7f0000000740), 0x0, &(0x7f0000000580)=ANY=[@ANYBLOB="1000000000000000000000000700000010000000000000000000000007000000"], 0x20}, 0x0) r1 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000000)={0xffffffff, 0x2, 0x8}, 0xc) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000280)={r1, &(0x7f0000000140)="96d1845e69ad04e89d95b8675deca12e6b3b61a24cfb6ee69e319fff7bf184d581a6266b86", &(0x7f0000000180)=""/235}, 0x18) 2018/05/28 16:34:16 executing program 1: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000500)={0x7, 0x4, 0x8, 0x8}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xb, 0x3, 0x3, 0x3ff, 0x2, r0, 0xfff}, 0x2c) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000200)={r0, &(0x7f0000000000), &(0x7f0000000100)=""/230}, 0x18) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xf, 0x2, 0x4, 0x55, 0x35, r0, 0xd9a}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r1, &(0x7f0000000240)="fe9209ba6e6cc83c27f4105ffa41b07505e2b578e95583bbdb8b3964066dc8cd47e7ac3c38d0330a87f2f99b516df6177b2f2d0c678147c052acbd41596bba7040b07f4c1c9a20be7dec49f705f96c08f5eb3c68e7aa10c850c505b7d1cc0c065cdfcbd031836040049ec90613bd818cc058a93ff72d0e0f2a3f93255ca17a935e79c2f761d67c629a", &(0x7f0000000300)="4ed0064137974718d58ea6f5544733c88124ae1ca17c5cc13c5f4373793dcaf7a9762c88b62de5a9392ddbddae02bed7e061a89f0a1b88728615ece37d81c920a8ecab2ef3538322922ae0812c1aa4fda6ffe3c93431d2ad22eaa5fbb60ee853e089cf8501dbc6b92d73193d8816d2ddf2e0f7997873594b25eac7c222569596f026a088402b81b1f436e32f5d0cdc0646ac84e31696c1b0ec7ade8147a1e200fb81ff9b65e370bcb8d0254e0e4be385c5704817a756946562501cec970e2d7a73f29c723afaeaea8d5e1d2fc4e6dc04c4324294556b0fec3040ec3a03c600f2f405cf5eafd70270d2c22c888ef233", 0x1}, 0x20) 2018/05/28 16:34:16 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000011fd4)={0xe, 0x4, 0x4, 0x1, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000180)={r0, &(0x7f0000000000)="ec33223c25ed3adf11be3c1cf2f9998b323aaaefa170f7909dd4855f3e7296d281ac7bdc31378f64aeb048edb1b27d70c21e5b1dfadf6cd02eb3", &(0x7f00000000c0)=""/141}, 0x18) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000300)={r0, &(0x7f00000001c0)="d01814cc6820c1f37776664382769c52adc3940c5fde529b205912d380e6625fabfe8491a6bac159a91610bb42b08eb12307223f05ae97df9c24030207a5e95bc989d33dfdd815d7548711dec5109a25a928735d1534c2d77378ec36", &(0x7f0000000240)=""/131}, 0x18) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000080)={r0, &(0x7f0000000000), &(0x7f0000000040)=""/40}, 0x18) bpf$MAP_CREATE(0x0, &(0x7f0000000380)={0x5, 0x40, 0x5, 0x4, 0x30, r0, 0x400}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000340)={0x7, 0x1, 0xfffffffff386919d, 0x4, 0x2, r0, 0xd0}, 0x2c) 2018/05/28 16:34:16 executing program 6 (fault-call:1 fault-nth:49): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:16 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xb, 0x7f, 0x7, 0x5, 0x1}, 0x2c) socketpair(0x0, 0x803, 0x40, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000240), 0x4) ioctl$sock_kcm_SIOCKCMATTACH(r1, 0x89e0, &(0x7f0000000280)={r2, r3}) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={r0, 0x28, &(0x7f0000000080)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000140)={r4, 0x401, 0x10}, 0xc) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000001c0)={r0, &(0x7f0000000100)="bd83"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x7, 0x200, 0x8000, 0x100, 0x3, r0, 0x3}, 0x2c) 2018/05/28 16:34:16 executing program 3: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x102d}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x7, 0xeae, 0x400, 0x6bc3, 0x1, r0}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0xe, 0x35f, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000800000000000000000000061104c000000000000000000000000009500000000000000"], &(0x7f0000000180)="47504c00a0934d35012313c52fc3e3c37625b1accf66bf81100028f29e2af45a0111369bddb7e7c6eb5c72e4c3540aa1c7a597f0725d0b69fbc50395607be24d971299b46a91cdb129f3b3c26805ff2907a4a51483a3b63c5e6b7d7e9518ef737cdd0a47b15a3f0686382505d5023d154497378456ce759822d796a0029584752c7caaa3", 0x1, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) [ 246.766373] FAULT_INJECTION: forcing a failure. [ 246.766373] name failslab, interval 1, probability 0, space 0, times 0 [ 246.778296] CPU: 0 PID: 19566 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 246.785617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 246.794979] Call Trace: [ 246.797598] dump_stack+0x1b9/0x294 [ 246.801226] ? dump_stack_print_info.cold.2+0x52/0x52 [ 246.806421] ? __save_stack_trace+0x7e/0xd0 [ 246.810852] should_fail.cold.4+0xa/0x1a [ 246.815026] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 246.820168] ? save_stack+0x43/0xd0 [ 246.823809] ? kasan_kmalloc+0xc4/0xe0 [ 246.827706] ? kmem_cache_alloc_trace+0x152/0x780 [ 246.832567] ? sctp_add_bind_addr+0xf9/0x4a0 [ 246.836992] ? sctp_copy_local_addr_list+0x499/0x690 [ 246.842116] ? sctp_copy_one_addr+0x5d/0x170 [ 246.846541] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 246.852269] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 246.857115] ? sctp_sendmsg+0x1888/0x1d70 [ 246.861265] ? inet_sendmsg+0x19f/0x690 [ 246.865247] ? sock_sendmsg+0xd5/0x120 [ 246.869162] ? ___sys_sendmsg+0x805/0x940 [ 246.873305] ? __sys_sendmsg+0x115/0x270 [ 246.877367] ? __x64_sys_sendmsg+0x78/0xb0 [ 246.881606] ? do_syscall_64+0x1b1/0x800 [ 246.885664] ? graph_lock+0x170/0x170 [ 246.889478] ? print_usage_bug+0xc0/0xc0 [ 246.893557] ? graph_lock+0x170/0x170 [ 246.897385] ? find_held_lock+0x36/0x1c0 [ 246.901468] ? lock_downgrade+0x8e0/0x8e0 [ 246.905646] __should_failslab+0x124/0x180 [ 246.909891] should_failslab+0x9/0x14 [ 246.913960] kmem_cache_alloc_trace+0x4b/0x780 [ 246.918558] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 246.923765] ? __sanitizer_cov_trace_cmp2+0x18/0x20 [ 246.928788] sctp_add_bind_addr+0xf9/0x4a0 [ 246.933048] ? sctp_bind_addr_free+0x20/0x20 [ 246.937454] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 246.942743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.948285] ? sctp_v4_scope+0x19b/0x1c0 [ 246.952361] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 246.957547] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 246.962560] sctp_copy_local_addr_list+0x499/0x690 [ 246.967511] ? sctp_defaults_init+0xe50/0xe50 [ 246.972024] ? get_random_bytes+0x34/0x40 [ 246.976195] ? sctp_association_new+0x19d8/0x2170 [ 246.981061] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 246.986260] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.991803] sctp_copy_one_addr+0x5d/0x170 [ 246.996058] ? sctp_copy_one_addr+0x5d/0x170 [ 247.000496] sctp_bind_addr_copy+0x16b/0x45b [ 247.004925] ? sctp_copy_one_addr+0x170/0x170 [ 247.009418] ? sctp_autobind+0x16d/0x1f0 [ 247.013492] ? sctp_do_bind+0x5f0/0x5f0 [ 247.017473] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 247.023016] ? security_sctp_bind_connect+0x99/0xc0 [ 247.028051] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 247.032719] ? sctp_sendmsg+0x125e/0x1d70 [ 247.036879] ? sctp_autobind+0x1f0/0x1f0 [ 247.040949] ? __local_bh_enable_ip+0x161/0x230 [ 247.045633] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 247.050653] ? lock_sock_nested+0x9f/0x120 [ 247.054885] ? trace_hardirqs_on+0xd/0x10 [ 247.059047] ? __local_bh_enable_ip+0x161/0x230 [ 247.063726] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 247.069264] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 247.074451] sctp_sendmsg+0x1888/0x1d70 [ 247.078423] ? do_raw_spin_unlock+0x9e/0x2e0 [ 247.082833] ? sctp_id2assoc+0x3e0/0x3e0 [ 247.086907] ? _raw_spin_unlock_bh+0x30/0x40 [ 247.091312] ? __release_sock+0x3a0/0x3a0 [ 247.095461] inet_sendmsg+0x19f/0x690 [ 247.099263] ? copy_msghdr_from_user+0x3a0/0x560 [ 247.104049] ? ipip_gro_receive+0x100/0x100 [ 247.108411] ? move_addr_to_kernel.part.18+0x100/0x100 [ 247.113704] ? security_socket_sendmsg+0x94/0xc0 [ 247.118474] ? ipip_gro_receive+0x100/0x100 [ 247.122809] sock_sendmsg+0xd5/0x120 [ 247.126519] ___sys_sendmsg+0x805/0x940 [ 247.130665] ? copy_msghdr_from_user+0x560/0x560 [ 247.135424] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 247.140953] ? proc_fail_nth_write+0x96/0x1f0 [ 247.145450] ? __fget_light+0x2ef/0x430 [ 247.149415] ? fget_raw+0x20/0x20 [ 247.152870] ? find_held_lock+0x36/0x1c0 [ 247.156937] ? kasan_check_write+0x14/0x20 [ 247.161172] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.166740] ? sockfd_lookup_light+0xc5/0x160 [ 247.171242] __sys_sendmsg+0x115/0x270 [ 247.175124] ? __ia32_sys_shutdown+0x80/0x80 [ 247.179525] ? __sb_end_write+0xac/0xe0 [ 247.183522] ? fput+0x130/0x1a0 [ 247.186796] ? ksys_write+0x1a6/0x250 [ 247.190612] __x64_sys_sendmsg+0x78/0xb0 [ 247.194668] do_syscall_64+0x1b1/0x800 [ 247.198550] ? syscall_return_slowpath+0x5c0/0x5c0 [ 247.203487] ? syscall_return_slowpath+0x30f/0x5c0 [ 247.208427] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 247.213802] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 247.218664] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 247.223847] RIP: 0033:0x455a09 [ 247.227042] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 247.234743] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 247.242010] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 247.249288] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 247.256555] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 247.263826] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000031 2018/05/28 16:34:17 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x4, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:17 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xf, 0x4, 0x4, 0x1, 0x0, 0x1}, 0x2c) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xc, 0x0, 0x5, 0x9, 0x21, r0, 0x20}, 0x2c) close(r1) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', r1}, 0x10) 2018/05/28 16:34:17 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x5000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:17 executing program 6 (fault-call:1 fault-nth:50): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:17 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x10, 0x8000000000004, 0x4, 0x6, 0x3}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r0, 0x28, &(0x7f00000000c0)={0x0, 0x0}}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001180)={r0, &(0x7f0000000040)="b4d277c5bd3065cb8fea3f111b08e4ac7e0013e709b155b30f5acdbe2eed2c699dc276cf149d307e5550b8c8bee53779ccb40eae8895d61da41b419f48249d1da7f15af0a40ee764d61071bc3544b4b224bf2b40df9cb631f1dad565ecec94902fd6d1ad3e9f32515abb1f39c737ada6", &(0x7f0000000180)="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", 0x2}, 0x20) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000140)={r1, 0x6, 0x8}, 0xc) 2018/05/28 16:34:17 executing program 4: socketpair(0x0, 0x0, 0x0, &(0x7f0000000140)) r0 = socket$kcm(0xa, 0x1, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000280)={0x12, 0xa, 0x4, 0x7, 0x0, 0x1}, 0x2c) close(r1) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000180)={r1, &(0x7f0000000000), &(0x7f0000000140)}, 0x20) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000001c40)={r1, &(0x7f0000001ac0)="01", &(0x7f0000001b40)=""/206}, 0x18) sendmsg$kcm(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000500)=[{&(0x7f0000000000)="e24f4de44a99c1fc2fae49f25149101ad96b2dcfbdcdfaccfc7aaf4934553debb39048bfb838cb11005525104465a5a531aee463e07b9cd01411d26d95f51c9cdbc1dc27a251eab30ed706e54fbd90dd307c39f8cb98d52b7d2d63b04695059f18f62b3374c75c136cbd546af2866c4b62538af9e22a8f0a7cfe48ed35b8266b6ffe33c6295b5517727c9d3026966936e75a92eeed49b09d6c5ea15a58945b4234b66976e8b39a38904617ee272b6c8c8e878825ab8bd110da93675cb51dad543cfce484a8c33ff0d9b6b8e37b50c7ad0a84cc316df4168e0e0825c81fdc1afd32cccde456247dd51819dc95b0", 0xed}, {&(0x7f0000000100)="cb3e07c6fcaa2b86ebbcfab4ce4dfd7467e59e4aa4b0947426b8b31e2aa68c9d7b974fef5a98121a4c79eed522f9", 0x2e}, {&(0x7f00000002c0)="ee9045e4fa77e1b0b3b7f1c192c76e723108fd35a4db3d5f7bc9b2e048ee53276ea42a7fe16af0a98ed8932f8b6d8b110d60ce19e02d61af257e2ec9145dab0cf2df9dd563be9cfac4a4653cf56b935eea74b216c9dfbd8bcc45241cc93fb68cef483b79266258bc2388ded415a63024694d893c2a81500b39bcde99e2dee99f6a5294e1fab85270efcf6cf16805f1b70fccaebd4f30c00b28582932a4237066af6a552278a0eefa05c535fd1f15d387bd9d15f05ab3c5ac3d017594e788b16e34e57291928fc7f7a0ae399f5cdcceb1381c94fb6469a0acc7cc28bb20c95d", 0xdf}, {&(0x7f00000001c0)="ce50582b1aea94e05722f09a8ac508b3113cb372d7e8a10aa27e4b81bcfbab8a84279c4515c5c226b173194aa8dbe43ac4a3a9f202f86e32e98e1204fc7e524c0729571ed86f97d7d31519b4d22b57871f4162635fd6829ca8e3e52e159079f35dadb2637aef5ddfd4c7201b5d6dc6e55e0d6c9331", 0x75}, {&(0x7f00000003c0)="f63e53af704ba87f127abc72ce01abce8c216a34602ee55cbd9d2c9f5aa1fe28d1345a4b690bc2cd002a29b1de7b6c041910c2c3e9a06ec7d0e68b8cad938d7dee1d331d38fe0b91cf06f7e132178dd377e6ad94242a8fbcc902f54e05a330f977030e2232d73c3e", 0x68}, {&(0x7f0000000440)="d1db19b509dc1eb99ea5bb7ef1e8558e77617edc406463ff5094f8f13710e5ef850ae41704d93c0de416e24b36eaf9fd577504b6ebfb6f74bf7ea5b8381a44b0f6c15b3517d97bc05b62c7d284a9b60f515809392b54d02fd63b3927c3d917079288001680ce874bc624c2dc2b4a9153cd2501495e5b54d287e367b246933d256ae513f7d4fc3a4fc60e8cbab20c11434c074a76953bd6cda9ea1ab53c5b562b4208e375e26c1fe700e676dfbdd98710b0604d0c6126983e02b322", 0xbb}], 0x6, &(0x7f0000000580)=[{0x10, 0x197, 0x1000}, {0x98, 0x11f, 0x5, "48dad62195ad61a76dbcef4b498d522153592888cb5cf505821cc1c1efa259189b0277d4dbb67e04057c1bb05d5f538155d824c863fca58c81f8fb5c6ac14398fc538183a41d5c3ae9707219d14c2f34d0f1b999eaa847dd94acd53aa4222d326640893953b2e6554e1fcf16f3b1f1c0a471de94793ff5b759a0517521e254daf054"}], 0xa8, 0x20008000}, 0x80) 2018/05/28 16:34:17 executing program 1: r0 = socket$kcm(0x11, 0x5, 0x0) sendmsg(r0, &(0x7f0000000900)={&(0x7f0000000500)=@alg={0x26, 'hash\x00', 0x0, 0x0, 'sha384-generic\x00'}, 0x80, &(0x7f0000000e40)=[{&(0x7f0000000580)="0720f240751ffb7f89a8e62d3f1c03a5b5aa1f6360b00302c29424ebe5598ec788ad9a3b64bf94376bf596b77e390ba710ed5bb2515b98618430963ba0b4aea4f3305400f788147f74d2767cf83c23c4cee34a2ec4c2c5ed04f1c92f01a21d0dbdddf6d9c0696c590ff3b871bc12437e4f161634dbe4b86d5a66a2a73bc770bca6ef2f8d91175ec1678d679ed3ab1df304b54d400ef6448e2e583b9b1cc86c12a22c3978dca6dd2a3305bed704ff345f50e7e2098ce1fcca0736538cebe02cd82c93bf9365c8e651b762760c9e93166339b76406bd06add1742f76554c6b", 0xde}, {&(0x7f0000000680)="0c20f02e57d81fa3b33d410a8a94d2fd65279c70581fc859b9435270ef5312dea378b6ac85de90fb34a85244eb63ff4a8d97b25beee3dd628b18b2a506c7ffedf34cd49a406d910eb5636ba9c34c5abcc7583ab665a57eef75de3daedcbdd5ab51c8d899d2edfe380470dde04567000313a393036281b49fcda75a4403d3fff0b77aa252a2f067b8c9f79c", 0x8b}, {&(0x7f0000000740)="5c2f19d31641b55547dccafd0d9db760c70ded36a2fcbfc9c5a3f9612c3e6772f81328dacadfae02c8053bd169f530", 0x2f}, {&(0x7f0000000780)="d381c22674137c7e924b7e05abcb5b2b58eedd398a3c3cda6814233231949c741fd055e159f9389510dc222ee179227e6b5f2cdc0e", 0x35}, {&(0x7f00000007c0)="87908bffd036f97ab68b2c4cfceacdc859a45e4bcdd97b3210aeb4abfc6458377bd9b8c1a9811f005393775b132ca6e460f1698dd874f94e8a58d6cb697bd3b6003066ef175edd8fa60d30fbc7d545cb90c999f58f5e1e3738542ab263cd38d126386041cea50c9dde46878b89ac2cdf74dcf835d59c5d138f5dc2f14327c83d39db7c9ca0af63f09545072405e408225d", 0x91}], 0x5, &(0x7f00000036c0)=[{0x1010, 0x100, 0x0, "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"}, {0x48, 0x104, 0x545, "f8dde4730ae230ff03146a805ee126111216617b97964f94e127c3493d208dfa221edb2c4777009daab0a120e4244d1c318d2995"}], 0x1058, 0x4000}, 0x80) sendmsg$kcm(r0, &(0x7f0000000c80)={&(0x7f0000000980)=@alg={0x26, 'hash\x00', 0x0, 0x0, 'poly1305-generic\x00'}, 0x80, &(0x7f0000000c40)=[{&(0x7f0000000a00)="cc9c9b718e69e42d64cb2482ce85c064b1c3f8d6934fc8529037d3f4d42613fdd827820996c6676a1c3d054ea50eda6404c0ff437f4c69737043cdbe2ffd1fa39b7b6bc1b9a82d8cb0310578d5aa770d718721dc93c45c0a22cb65be759db522dc32cb7a2792455d719a44a04343677cf6f1d4c1ff70c18a08a26a04baab0387e172461b0096782880451218efaf49f087569613d997a8d56462d56f4b610fe04b8710497c8fdcdfe3d1423064f8edeef1ec5476821ca47becbc7cf0fb96711ea15975a2", 0xc4}, {&(0x7f0000000b00)="7d18c5ef9f9b99d962a0261cfec89093993a0a78b27be0f9aa0a479f8e9a19a80ca30391dcff6ea3775d924ff7ff2b06e5f35ae77e0a098ccec2ddc05917beb55af91b69f998b6594a3aa80ea6bd94099e50418181cbc77ed7dbf0acc2b994199592c6786be5dc518cab0d3aaab4070f9abcc33959e61a65dedf445b4b29dbd13a91b452bd", 0x85}, {&(0x7f0000000bc0)="17c9b4bbeb6bcb222318c59b6f53cd1abed7d72a6272a1984f5725dce5689f60a962", 0x22}, {&(0x7f0000000c00)="fe41f8d02e6eb39291e52711d08423def1160ee66a57ce2bc7aaaf6114fc70b71ec2054c774fc09b751eb7f87375aff166f068dee2769e1836091a2870eb45", 0x3f}], 0x4, &(0x7f0000004740)=[{0x40, 0x0, 0x1ff, "85fb2093dab02db138812db913e9ed7de8e51fd99b1d468697130f69c384d3c62b588ac5140248bd4bd87634153b"}, {0x108, 0x13f, 0x624, "1aab20db6c89e96878b2db81e12852c4627d146fffc1e1d5c4971d96800a2e7f5a134ef09acf8a356907d1292c4b63a05cf70ef5d7789a5c63da783de2aef706947bdd86e730679f3cbe78dbdb2e5750a902a638cb57411886f59bd587b879983c788edc9551575dfa3406517c91c0f22253da23899b233806f060a1e85dafda3dc674a73b65c208d8bf38988bf197e08b35eb3489e3dd34965a4fdec711f886daac80b798ec22e07bae790400f2a1edf4627080e7371242832d3bed996a7df47fb8de93c8789253f341acfe8bc0e4b301cb9502f212679caf9d72c289cf2418a499816fc7921fb71edcfebf94547cdc74830f1ce0e1"}, {0xa8, 0x10f, 0x4, "8095d24b1f26e4cebe3e5f87895b13990fcc59dd60eb9557576e9ea443bff9ef3210583783af4914365c6faac9193375ef16b6cd52c6fca00b33a4fedf8155a2193c760734760be71b40748bf77438f23a18372766ca42a36c35c2ad615935d068158bb058d73b5094f0f1b2124f96c2c984a3f814f103d35792fe128bb9a02ab614355dddcc1f86f26861c895b68e5320b47610760fe75a"}, {0xf8, 0x10e, 0x4, 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0x1370, 0x20000000}, 0x48040) sendmsg$kcm(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040), 0x0, &(0x7f0000001580)=[{0x20, 0x10c, 0x7, "899b29bc49c1722c6ee6"}, {0x1010, 0x13f, 0x2, 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{0xc0, 0x6, 0x3, "3f9c6bf3d31c2f552c7dc3290aad113e522835616f59da1418f1307a75e3db7f89cec49a2eb3e1028508bb96dd38bb7cf1053a9c6f6206ec876db37b22f3ff3154b61fffae9fb667b85e237f53d0e568b5737aea9ed2dce8e1e10c44680bd91c37979ce4f988bd62af79238419d8cbb71febc5ea74f69264224e911d81055ed10b38491aa6a877867d5d099dbde544f15f04cda51aa79cebd7a75ca7c03cb8b95d627153eb0e9876f2"}, {0x30, 0x29, 0x7, "0bc829e2a2d282ec0fa3ffd76d1db1b11a670ba509085fccb5525da3ae9cdec2"}, {0x1fa, 0x11d, 0x1, "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0x2130}, 0x4008083) recvmsg$kcm(r0, &(0x7f00000004c0)={&(0x7f0000000100)=@pppol2tpv3in6, 0x80, &(0x7f0000000440)=[{&(0x7f0000000040)=""/26, 0x1a}, {&(0x7f0000000180)=""/44, 0x2c}, {&(0x7f0000000240)=""/193, 0xc1}, {&(0x7f0000000340)=""/241, 0xf1}], 0x4, &(0x7f0000000480)=""/54, 0x36, 0x5}, 0x1) recvmsg(r0, &(0x7f0000006e00)={&(0x7f0000006b80)=@hci={0x0, 0x0}, 0x80, &(0x7f0000001500)=[{&(0x7f0000006c00)=""/65, 0x41}, {&(0x7f0000006c80)=""/124, 0x7c}], 0x2, &(0x7f0000006d00)=""/208, 0xd0}, 0x12000) bpf$PROG_LOAD(0x5, &(0x7f0000006e40)={0x1, 0x2, &(0x7f0000000cc0)=@raw=[@exit={0x95}], &(0x7f0000000d00)='syzkaller\x00', 0x1000000, 0xa2, &(0x7f0000000d40)=""/162, 0x41f00, 0x1, [], r1, 0x7}, 0x48) sendmsg$kcm(r0, &(0x7f0000001540)={&(0x7f00000001c0)=@nfc={0x27, 0x3}, 0x80, &(0x7f0000000000)=[{&(0x7f00000000c0)="c1000f2778b62880673f1fe4ac14149aeb", 0x11}], 0x1}, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000e00)={r0}) 2018/05/28 16:34:17 executing program 3: socketpair(0x9, 0x80000, 0x7532, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)=[{&(0x7f0000000100)="650d657c6222ea33bfdc54d06c547801940efad600b3739ea64229f3e485bf773d997b2f", 0x24}, {&(0x7f00000004c0)="a770bd44a44c2dabbaf6907743e8fcc407dfe2a09c576920d41eb67d7512ebcbbc466196f1de41d8e1fe3023c2b75cda347ae87d57e8239a719c11ee2768ac2c73b4c71e72079db0d66cf7aefd7f499cb2ba1c", 0x53}, {&(0x7f0000000540)="d89a69295a0d8bb735ffeebcc1809c0cfcd9ed84caf26b8fb621e0138d116e07c2efd08dbb80c83f0e4f2dcf893760d9e0776d188f1a064d9866b0c125ca0e2d90049dddd82e34322f08fa84ed19aa94d922d41f4e600cd678dfcf72b42727b3076f0f63108d0ed7df56e91ec2cf2e8a710b7af2ee004af42a3b076acaa3f7deb91f430051fc5cb5cba71e1df31a71465340d72aef68742e3d0897522275ebc4cade508ef87778151cd3459167b07da100e525727082f104a5", 0xb9}, {&(0x7f0000000440)="83b8ab4dabb9b5dd63d4099970ceba7dfe5601b6668721e8715edf7ca33891a10c0482428fc97937253e9dc61deff2d57aa2a19e4c97106353b348cc2f58", 0x3e}], 0x4, &(0x7f0000000780)=[{0xb0, 0x100, 0x9, "4dffee13dd5f931aae663110381fc0b4bc90bc5345bbeef3b974a362bce28348e569b65035e4ce1e05cd25b1c5fc594f3fa84ced8b74580a19a8e80b3f00b301aeff9f3850f80cdcb3124853570069adbeafbb3af17e1788a04d396670e6bcad8026ceddee571b986e3fa7a9dd44d14bade8701497e526965b45046918ec2b3520dbcc0e234c83de41ec979140b1d6ebbbc744981af49da54c50c2c999"}], 0xb0, 0x4041}, 0x24008000) r1 = socket$kcm(0xa, 0x3, 0x3a) sendmsg$kcm(r1, &(0x7f0000000080)={&(0x7f00000001c0)=@nl=@unspec, 0x80, &(0x7f0000000000)=[{&(0x7f0000000480)="05bd", 0x13b}], 0x1, &(0x7f0000000240)=[{0x0, 0x11f, 0x7ff, "dc1d127830190bb74750c8345248727c426da55059447e672b496dc9b98a2457ab3cdf9d6f60d85fcca2819eddf4370b9c6a3ae521857abde7cb945bf7917b3731c9817dbcc52784ce112c8a27cb04dc9a4ecdeaf1723879b18a1b1169186bd30b297a5455276dd0c17c3245313a326c03ac8f53d5b3ee3027d273692ee4748f2b6ce83881430f21d78c343038422ce7760ee33a7f76e30722fd44def411d75ed6f241edb10bb46b2ad464"}, {0x0, 0x10d, 0x7, "1a1208f88ad181394e22d4c5ebca7f5089c1c526c37fb541473be0f8d89bf64d5c9f96fa2c3a78a06d26b6ce40273fb842acba4030cfda1c420ec8b77e3d4bed7793f664e0e04a7efbab15807f46264b9336aec88d86ee05fdb322c6b0e5aa5a609fc3e4a62ead3ef1401342bd39697fb2edcb244b6509dc4a1eb1ab661f3c9496708532035fa52bf2ed7d452a6f6510e1d68d05be4f0e8d1b6020bbdb0c99d860d76ed017de3bc9fc8a7f812a3c613c4ad7e206c005cfac"}, {0x0, 0x10f, 0x3, "2248d6d622f39962f7b7a8ba75473c6528f5872f5da85853a2929ae451aacea2e88d5c22d66c2042781f1ad55d2ecb"}], 0xfffffe3e}, 0x8000) sendmsg$kcm(r1, &(0x7f00000000c0)={&(0x7f0000000140)=@un=@abs, 0x80, &(0x7f0000000740)=[{&(0x7f00000006c0)="abbcf7a7c279c5d7ae7b9ac105", 0xd}], 0x1, &(0x7f0000000040)}, 0x0) 2018/05/28 16:34:17 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x3f00000000000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:17 executing program 2: r0 = socket$kcm(0x2, 0x1, 0x0) sendmsg$kcm(r0, &(0x7f0000002a00)={&(0x7f0000000000)=@in={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x1a}}, 0x80, &(0x7f0000000440), 0x0, &(0x7f0000001540)}, 0x20000000) r1 = gettid() socketpair(0xb, 0x3, 0x4, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) perf_event_open(&(0x7f0000000080)={0x0, 0x70, 0x2, 0x5, 0xffffffff, 0x8000, 0x0, 0x5, 0x42000, 0x1, 0xaa0, 0xfffffffffffffffc, 0x800, 0x1, 0x8, 0x5, 0x20, 0x42, 0x100000001, 0xfff, 0xffffffff, 0x3, 0xe8f, 0x7, 0x4, 0x3, 0x1, 0x3, 0x3ff, 0x52, 0x2, 0xffffffffffffffff, 0x1, 0x6, 0x100, 0x91, 0x7e10, 0x6, 0x0, 0x52b, 0x4, @perf_config_ext={0x7, 0x3}, 0x40, 0x0, 0xdd, 0x6, 0x3, 0xfffffffffffffff9, 0x47}, r1, 0x8, r2, 0xa) [ 247.552428] FAULT_INJECTION: forcing a failure. [ 247.552428] name failslab, interval 1, probability 0, space 0, times 0 [ 247.563749] CPU: 1 PID: 19598 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 247.571043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.580463] Call Trace: [ 247.583097] dump_stack+0x1b9/0x294 [ 247.586766] ? dump_stack_print_info.cold.2+0x52/0x52 [ 247.592076] ? __save_stack_trace+0x7e/0xd0 [ 247.596456] should_fail.cold.4+0xa/0x1a 2018/05/28 16:34:17 executing program 7: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x5, &(0x7f0000000080)=ANY=[@ANYBLOB="bf16000000000000b7070000010000005070000000000080bf70000000000000950000000000000008e4abba4a2ef2666ace197b6a10d95233055dd4f4613ac6feeaaf1a6db21b7560052b35c99903ed"], &(0x7f0000000100)='GPL\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000500)={r0, 0x0, 0xe, 0xb1, &(0x7f0000000340)="8989353fc1d3c4348542ef316b23", &(0x7f0000000440)=""/177}, 0x28) bpf$PROG_LOAD(0x5, &(0x7f00000002c0)={0x1, 0x7, &(0x7f0000000140)=@framed={{0x18, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x6}, [@ldst={0x3, 0x3, 0x2, 0x6, 0x9, 0x6, 0xfffffffffffffff0}, @initr0={0x18, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x5}], {0x95}}, &(0x7f0000000180)='syzkaller\x00', 0x40, 0xfc, &(0x7f00000001c0)=""/252, 0x41f00, 0x1, [], 0x0, 0x3}, 0x48) [ 247.600566] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 247.605705] ? save_stack+0x43/0xd0 [ 247.609368] ? kasan_kmalloc+0xc4/0xe0 [ 247.613288] ? kmem_cache_alloc_trace+0x152/0x780 [ 247.618170] ? sctp_add_bind_addr+0xf9/0x4a0 [ 247.622643] ? sctp_copy_local_addr_list+0x499/0x690 [ 247.627786] ? sctp_copy_one_addr+0x5d/0x170 [ 247.632231] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 247.637997] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 247.642873] ? sctp_sendmsg+0x1888/0x1d70 [ 247.647055] ? inet_sendmsg+0x19f/0x690 [ 247.651061] ? sock_sendmsg+0xd5/0x120 [ 247.654988] ? ___sys_sendmsg+0x805/0x940 [ 247.659205] ? __sys_sendmsg+0x115/0x270 [ 247.663321] ? __x64_sys_sendmsg+0x78/0xb0 [ 247.667611] ? do_syscall_64+0x1b1/0x800 [ 247.671710] ? graph_lock+0x170/0x170 [ 247.675554] ? print_usage_bug+0xc0/0xc0 [ 247.680573] ? graph_lock+0x170/0x170 [ 247.684506] ? find_held_lock+0x36/0x1c0 [ 247.688626] ? lock_downgrade+0x8e0/0x8e0 [ 247.692819] __should_failslab+0x124/0x180 [ 247.697102] should_failslab+0x9/0x14 [ 247.700954] kmem_cache_alloc_trace+0x4b/0x780 [ 247.705571] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 247.710103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.715681] sctp_add_bind_addr+0xf9/0x4a0 [ 247.719970] ? sctp_bind_addr_free+0x20/0x20 [ 247.724417] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 247.729648] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 247.734964] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 247.740024] sctp_copy_local_addr_list+0x499/0x690 [ 247.744998] ? sctp_defaults_init+0xe50/0xe50 [ 247.749537] ? get_random_bytes+0x34/0x40 [ 247.753714] ? sctp_association_new+0x19d8/0x2170 [ 247.758628] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 247.763876] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.769456] sctp_copy_one_addr+0x5d/0x170 [ 247.773736] ? sctp_copy_one_addr+0x5d/0x170 [ 247.778189] sctp_bind_addr_copy+0x16b/0x45b [ 247.782641] ? sctp_copy_one_addr+0x170/0x170 [ 247.787173] ? sctp_autobind+0x16d/0x1f0 [ 247.791268] ? sctp_do_bind+0x5f0/0x5f0 [ 247.795283] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 247.800856] ? security_sctp_bind_connect+0x99/0xc0 [ 247.805917] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 247.810620] ? sctp_sendmsg+0x125e/0x1d70 [ 247.814787] ? sctp_autobind+0x1f0/0x1f0 [ 247.818864] ? __local_bh_enable_ip+0x161/0x230 [ 247.823540] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 247.828566] ? lock_sock_nested+0x9f/0x120 [ 247.832800] ? trace_hardirqs_on+0xd/0x10 [ 247.837204] ? __local_bh_enable_ip+0x161/0x230 [ 247.841877] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 247.847491] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 247.852677] sctp_sendmsg+0x1888/0x1d70 [ 247.856655] ? do_raw_spin_unlock+0x9e/0x2e0 [ 247.861065] ? sctp_id2assoc+0x3e0/0x3e0 [ 247.865123] ? _raw_spin_unlock_bh+0x30/0x40 [ 247.869545] ? __release_sock+0x3a0/0x3a0 [ 247.873692] inet_sendmsg+0x19f/0x690 [ 247.877519] ? copy_msghdr_from_user+0x3a0/0x560 [ 247.882265] ? ipip_gro_receive+0x100/0x100 [ 247.886577] ? move_addr_to_kernel.part.18+0x100/0x100 [ 247.891847] ? security_socket_sendmsg+0x94/0xc0 [ 247.896591] ? ipip_gro_receive+0x100/0x100 [ 247.900902] sock_sendmsg+0xd5/0x120 [ 247.904606] ___sys_sendmsg+0x805/0x940 [ 247.908590] ? copy_msghdr_from_user+0x560/0x560 [ 247.913351] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 247.918885] ? proc_fail_nth_write+0x96/0x1f0 [ 247.923463] ? __fget_light+0x2ef/0x430 [ 247.927431] ? fget_raw+0x20/0x20 [ 247.930875] ? find_held_lock+0x36/0x1c0 [ 247.934933] ? kasan_check_write+0x14/0x20 [ 247.939178] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.944706] ? sockfd_lookup_light+0xc5/0x160 [ 247.949191] __sys_sendmsg+0x115/0x270 [ 247.953071] ? __ia32_sys_shutdown+0x80/0x80 [ 247.957480] ? __sb_end_write+0xac/0xe0 [ 247.961478] ? fput+0x130/0x1a0 [ 247.964759] ? ksys_write+0x1a6/0x250 [ 247.968560] __x64_sys_sendmsg+0x78/0xb0 [ 247.972618] do_syscall_64+0x1b1/0x800 [ 247.976500] ? syscall_return_slowpath+0x5c0/0x5c0 [ 247.981422] ? syscall_return_slowpath+0x30f/0x5c0 [ 247.986368] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 247.991726] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 247.996565] entry_SYSCALL_64_after_hwframe+0x49/0xbe 2018/05/28 16:34:18 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x88a8ffff, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 248.001752] RIP: 0033:0x455a09 [ 248.004930] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 248.012647] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 248.019913] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 248.027173] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 248.034443] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 248.041710] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000032 2018/05/28 16:34:18 executing program 1: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x1, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="85e8f680"], &(0x7f00000002c0)='syzkaller\x00', 0x1, 0xcf, &(0x7f0000000340)=""/207}, 0x48) r1 = socket$kcm(0x29, 0x2, 0x0) socketpair$unix(0x1, 0x7, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000100)={r2}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_attach_bpf(r3, 0x1, 0x32, &(0x7f0000000d00)=r0, 0x4) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)) socketpair$unix(0x1, 0x7, 0x0, &(0x7f0000000040)) sendmsg$kcm(r1, &(0x7f0000000c80)={0x0, 0x0, &(0x7f0000000540)=[{&(0x7f0000000580)="758cfa11b61f3ae19e6930f4cc539c5778b450698ddf29fd746aaa4142e22d7a2330e09b744dee8d7b1a9fe71ec893204650e4eb2cd10306951fdedeb19d9d0af5494313784a67a6dd37de2a632fe6be45f08fda4552625af6f087c6ccf0bc973c6e5b0d3c9cb069d746934475805ef91dc6ab5064be76f6520f88e3920210f93fc0191110b48b7046758b8d66a91ed62cc06ca2050000000000000004ff3e4e88c15c561ca9c0c9ddc36ddff454131ce0b624c8a9f2d7329887da5f19f71ef837e5a489854ec5c9fe7a2e3241ee26820a16da3a8e77a69ca3d1b758de8168c3c325796d60577996a1fa0d8d851a98c0da3ba00000", 0xf5}, {&(0x7f00000004c0)="b121eacfbb822ea8a2a36db2cf6c0b513d0c2c3d5b21f58144c7bec20a724431ba62268d21eb16cb39d850b1e0b6f61dc021aca0f10c9d565c576feea828fbe5fdb727c957", 0x45}, {&(0x7f0000000280)="6cb6e1099c24c1c632cb2d72e6fcd66b4ed64bdbeb1f35dc0f5610059594fa22924539f9ff2fa86b7b1a", 0x2a}, {&(0x7f0000000300)="e273f34cb12a962eead5364edf53e5f7ae79fd1f7681cae9f4c2adc1be3f69b8ff5c760b7305e56cde71c8949b080fdc15175df0b60942", 0x37}], 0x4, &(0x7f0000000c40)}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)) 2018/05/28 16:34:18 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4}, 0x2c) r0 = socket$kcm(0x29, 0x61eedecfe9c8e971, 0x0) recvmsg$kcm(r0, &(0x7f00000009c0)={&(0x7f0000000700)=@un=@abs, 0x80, &(0x7f00000008c0)=[{&(0x7f0000000780)=""/18, 0x12}, {&(0x7f00000007c0)=""/34, 0x22}, {&(0x7f0000000800)=""/168, 0xa8}], 0x3, &(0x7f0000000900)=""/167, 0xa7, 0x7fff}, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x9, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1, 0x2f}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x1, 0xfb, &(0x7f00001a7f05)=""/251, 0x0, 0x0, [], 0x0, 0xc}, 0x48) 2018/05/28 16:34:18 executing program 6 (fault-call:1 fault-nth:51): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:18 executing program 4: r0 = socket$kcm(0x2, 0x5, 0x0) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000180)={&(0x7f0000000140)='./file0\x00', 0x0, 0x8}, 0x10) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000300)={&(0x7f00000002c0)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f00000001c0)={r0, r1}) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x8}, 0x10) socket$kcm(0x29, 0x2, 0x0) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000100)={&(0x7f0000000000)='./file0\x00', r2}, 0x10) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000280)={&(0x7f0000000240)='./file0\x00'}, 0x10) setsockopt$sock_attach_bpf(r0, 0x84, 0x65, &(0x7f00000000c0), 0x54deded00158a180) socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000200)={r0}) [ 248.321860] FAULT_INJECTION: forcing a failure. [ 248.321860] name failslab, interval 1, probability 0, space 0, times 0 [ 248.333213] CPU: 0 PID: 19639 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 248.340509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 248.349881] Call Trace: [ 248.352530] dump_stack+0x1b9/0x294 [ 248.356233] ? dump_stack_print_info.cold.2+0x52/0x52 [ 248.361473] ? __save_stack_trace+0x7e/0xd0 [ 248.365837] should_fail.cold.4+0xa/0x1a [ 248.369945] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.375130] ? save_stack+0x43/0xd0 [ 248.378790] ? kasan_kmalloc+0xc4/0xe0 [ 248.382719] ? kmem_cache_alloc_trace+0x152/0x780 [ 248.387688] ? sctp_add_bind_addr+0xf9/0x4a0 [ 248.392127] ? sctp_copy_local_addr_list+0x499/0x690 [ 248.397264] ? sctp_copy_one_addr+0x5d/0x170 [ 248.401709] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 248.407459] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 248.412334] ? sctp_sendmsg+0x1888/0x1d70 [ 248.416525] ? inet_sendmsg+0x19f/0x690 [ 248.420528] ? sock_sendmsg+0xd5/0x120 [ 248.424471] ? ___sys_sendmsg+0x805/0x940 [ 248.428671] ? __sys_sendmsg+0x115/0x270 [ 248.432804] ? __x64_sys_sendmsg+0x78/0xb0 [ 248.437066] ? do_syscall_64+0x1b1/0x800 [ 248.441153] ? graph_lock+0x170/0x170 [ 248.444980] ? print_usage_bug+0xc0/0xc0 [ 248.449066] ? graph_lock+0x170/0x170 [ 248.452896] ? find_held_lock+0x36/0x1c0 [ 248.457026] ? lock_downgrade+0x8e0/0x8e0 [ 248.461226] __should_failslab+0x124/0x180 [ 248.465493] should_failslab+0x9/0x14 [ 248.469350] kmem_cache_alloc_trace+0x4b/0x780 [ 248.473972] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 248.478504] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.484077] sctp_add_bind_addr+0xf9/0x4a0 [ 248.488349] ? sctp_bind_addr_free+0x20/0x20 [ 248.492818] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 248.498047] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 248.503270] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 248.508334] sctp_copy_local_addr_list+0x499/0x690 [ 248.513294] ? sctp_defaults_init+0xe50/0xe50 [ 248.517826] ? get_random_bytes+0x34/0x40 [ 248.521998] ? sctp_association_new+0x19d8/0x2170 [ 248.526873] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 248.532093] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.537839] sctp_copy_one_addr+0x5d/0x170 [ 248.542077] ? sctp_copy_one_addr+0x5d/0x170 [ 248.546474] sctp_bind_addr_copy+0x16b/0x45b [ 248.550876] ? sctp_copy_one_addr+0x170/0x170 [ 248.555373] ? sctp_autobind+0x16d/0x1f0 [ 248.559435] ? sctp_do_bind+0x5f0/0x5f0 [ 248.563400] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 248.568936] ? security_sctp_bind_connect+0x99/0xc0 [ 248.573978] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 248.578635] ? sctp_sendmsg+0x125e/0x1d70 [ 248.582786] ? sctp_autobind+0x1f0/0x1f0 [ 248.586844] ? __local_bh_enable_ip+0x161/0x230 [ 248.591527] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 248.596552] ? lock_sock_nested+0x9f/0x120 [ 248.600776] ? trace_hardirqs_on+0xd/0x10 [ 248.604912] ? __local_bh_enable_ip+0x161/0x230 [ 248.609575] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 248.615110] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 248.620384] sctp_sendmsg+0x1888/0x1d70 [ 248.624350] ? do_raw_spin_unlock+0x9e/0x2e0 [ 248.628762] ? sctp_id2assoc+0x3e0/0x3e0 [ 248.632824] ? _raw_spin_unlock_bh+0x30/0x40 [ 248.637235] ? __release_sock+0x3a0/0x3a0 [ 248.641397] inet_sendmsg+0x19f/0x690 [ 248.645191] ? copy_msghdr_from_user+0x3a0/0x560 [ 248.649949] ? ipip_gro_receive+0x100/0x100 [ 248.654262] ? move_addr_to_kernel.part.18+0x100/0x100 [ 248.659528] ? security_socket_sendmsg+0x94/0xc0 [ 248.664274] ? ipip_gro_receive+0x100/0x100 [ 248.668585] sock_sendmsg+0xd5/0x120 [ 248.672293] ___sys_sendmsg+0x805/0x940 [ 248.676259] ? copy_msghdr_from_user+0x560/0x560 [ 248.681029] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 248.686836] ? proc_fail_nth_write+0x96/0x1f0 [ 248.691347] ? __fget_light+0x2ef/0x430 [ 248.695340] ? fget_raw+0x20/0x20 [ 248.698795] ? find_held_lock+0x36/0x1c0 [ 248.702850] ? kasan_check_write+0x14/0x20 [ 248.707109] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.712657] ? sockfd_lookup_light+0xc5/0x160 [ 248.717158] __sys_sendmsg+0x115/0x270 [ 248.721050] ? __ia32_sys_shutdown+0x80/0x80 [ 248.725560] ? __sb_end_write+0xac/0xe0 [ 248.729537] ? fput+0x130/0x1a0 [ 248.732804] ? ksys_write+0x1a6/0x250 [ 248.736602] __x64_sys_sendmsg+0x78/0xb0 [ 248.740669] do_syscall_64+0x1b1/0x800 [ 248.744560] ? finish_task_switch+0x1ca/0x840 [ 248.749059] ? syscall_return_slowpath+0x5c0/0x5c0 [ 248.753984] ? syscall_return_slowpath+0x30f/0x5c0 [ 248.758933] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 248.764318] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/05/28 16:34:19 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xa00000000000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:19 executing program 3: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0x17, 0x861, 0x200, 0x48b1, 0x28, 0x1, 0x3}, 0x2c) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x6, 0x0, 0xfffffffffffffffa, 0x28, 0xfffffffffbfffffe, r0}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000500)={r1, &(0x7f0000000440)="810fb60fe1660848aa048811903352c34696c5c664cb2d90a655322e9db2ed2fbc81fd25f8d44de6e4e3cf2ddd38ffd92fcb1fe9ec891f6f315f55b6cc497750a2d871311e82701968c66e0868265b65a71344db663ee53f9de3a929215c87be70d1d913ae0d3ee0adbf441640c38cffb2846cdd0f14278f2b0a96c16846fa62567a5e5d1e0c690537baca1ff4a8ef4729fe3b0e4d8b33840b051f1a0836aabce6eb5785e182477b00a1022f9d29fad8c4a5b2"}, 0x10) recvmsg(0xffffffffffffffff, &(0x7f0000001580)={&(0x7f0000001340)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, 0x80, &(0x7f0000001440)=[{&(0x7f00000013c0)=""/17, 0x11}, {&(0x7f0000001400)=""/52, 0x34}], 0x2, &(0x7f0000001480)=""/234, 0xea, 0x4}, 0x10162) bpf$PROG_LOAD(0x5, &(0x7f00000015c0)={0x7, 0x1ffffffffffffdc9, &(0x7f0000000340)=@raw=[@map={0x18, 0x6, 0x1, 0x0, r1}, @jmp={0x5, 0x384, 0x6, 0xa, 0xccff0481c723f5ce, 0xfffffff6, 0x4}, @ldst={0x1, 0x31c84c54b88dc0cc, 0x6, 0xf, 0x9, 0x10}], &(0x7f0000000380)='syzkaller\x00', 0xfff, 0x49, &(0x7f00000003c0)=""/73, 0x41000, 0x5, [], r2, 0x9}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xa, 0x5, &(0x7f0000000200)=ANY=[@ANYBLOB="4156f16ff82902220000da0000000000615014f00000000000000000000000009500c4f32b820000d4ccdfa26783222d0e7817876a1de0d613fc1df238b9c3fb08abdef606fa67db039c02897a59f3df6b3a05ce3f10783655506682a394c48178092b6eac0f194806821f8bd55f6df5612ed0b599b7e70dd1ffffffff000000005cfc1f000000001613ca78f9afccffeec129c4bb4967f13ae03ad8093c59363f5d6b86a0ebb584fece6aa8aadd466a98add18ccc76287f64c5b4afcdbb1fe5e08604ba4f26286575d40da9a84f000000008eaf19f0fa745a7f788abef7e59bec6e1521d21c178b21a1974a1b9cace9"], &(0x7f0000f6bffb)='GPL\x00', 0x4, 0xfb, &(0x7f0000000000)=""/251, 0x40000041100}, 0xffffffffffffff69) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000300)={&(0x7f00000001c0)='./file0\x00', 0x0, 0x10}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0x8, 0x2, 0x3, 0x417c, 0x0, 0xffffffffffffffff, 0x3}, 0x2c) 2018/05/28 16:34:19 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x122, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:19 executing program 7: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x1, 0x3, &(0x7f0000000ec0)=ANY=[@ANYBLOB="850000002f0000000500000000000000950000000000000042a4a00f6496df9570ebde0900d398709daef0af4d52a4bb5212d46ecc718a10f12303c9408996e89b6f331ea4bdd60595b2069c3bf89dc4eb6ce6cf9db602dd0c15059cdaeeecb7b0064049f6f8761750"], &(0x7f00000002c0)='syzkaller\x00', 0x1, 0xcf, &(0x7f0000000340)=""/207}, 0x48) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000d00)=r0, 0x4) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000e80)=r0, 0x4) r3 = getpid() r4 = perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x1, 0x0, 0x4, 0x0, 0xb7ab, 0x80, 0x4, 0x7, 0x1, 0x101, 0x9, 0x81, 0xffff, 0x5, 0xffff, 0xad, 0x4, 0x6, 0x6, 0x687, 0x81, 0xffffffff, 0x4, 0xfffffffffffffffe, 0x2, 0x5, 0xe8, 0xdc5, 0x2, 0xffffffffffff8000, 0x3, 0x8, 0xfffffffffffffff8, 0x2, 0xd4e, 0x0, 0x4, 0x6, @perf_bp={&(0x7f0000000080), 0x2}, 0xa02, 0x400040000000, 0x10000, 0x2, 0x1e, 0x8, 0x7fff}, 0xffffffffffffffff, 0xe, 0xffffffffffffffff, 0x1) socketpair(0x15, 0x8080a, 0xd6e, &(0x7f0000000ac0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r5, &(0x7f0000000c40)={0x0, 0x0, &(0x7f0000000c00)=[{&(0x7f0000000b00)=""/232, 0xe8}], 0x1, &(0x7f0000000d40)=""/236, 0xec, 0x7ff}, 0x10042) perf_event_open(&(0x7f0000000100)={0x3, 0x70, 0x32fc, 0x3a49eeda, 0x7fffffff, 0x7, 0x0, 0x1, 0x0, 0x8, 0x4, 0x6, 0x9, 0x6, 0x1ff, 0x1, 0x6, 0x5, 0x0, 0x3, 0x6, 0x4, 0x3, 0x0, 0x9532, 0x2, 0x4, 0x5, 0x1, 0x75, 0x1f, 0xfffffffffffffffb, 0x1, 0x5, 0x6, 0x80, 0x7f, 0x0, 0x0, 0x89, 0x4, @perf_bp={&(0x7f0000000040), 0xa}, 0x800, 0xa81, 0x7, 0x7, 0x1, 0x68, 0xffffffff}, r3, 0xd, r4, 0x0) recvmsg$kcm(r5, &(0x7f00000023c0)={&(0x7f0000001f80)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, 0x80, &(0x7f0000002240)=[{&(0x7f0000002000)=""/28, 0x1c}, {&(0x7f0000002040)=""/89, 0x59}, {&(0x7f00000020c0)=""/152, 0x98}, {&(0x7f0000002180)=""/31, 0x1f}, {&(0x7f00000021c0)=""/108, 0x6c}], 0x5, &(0x7f00000022c0)=""/193, 0xc1, 0x5}, 0x1) bpf$PROG_LOAD(0x5, &(0x7f0000002400)={0x0, 0x7, &(0x7f0000000cc0)=@framed={{0x18, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0xaae0}, [@jmp={0x5, 0x5, 0xf, 0x3, 0x0, 0x108, 0xfffffffffffffffc}, @ldst={0x0, 0x1, 0x2, 0x8, 0xa, 0xffffffff, 0xffffffffffffffff}], {0x95}}, &(0x7f0000000e40)='syzkaller\x00', 0x7, 0x0, 0x0, 0x41100, 0x1, [], r6, 0xa}, 0x48) sendmsg$kcm(r1, &(0x7f0000000c80)={0x0, 0x0, &(0x7f0000000bc0), 0x0, &(0x7f0000000c40)}, 0x0) sendmsg(r2, &(0x7f0000000300)={&(0x7f0000000200)=@pppol2tpv3={0x18, 0x1, {0x0, r0, {0x2, 0x4e20, @loopback=0x7f000001}, 0x4, 0x2, 0x4, 0x3}}, 0x80, &(0x7f0000000a40)=[{&(0x7f00000004c0)="d4a3dd0273fefcec7986ee7a7ce60a31bcb151195de18ecc43c34f1d5a94f76769c8b45850dfe4654e75881799c5ec5cdc9f2e8ac012563184e4f62d301d236551f4cf03b425ddf94c8c8334c52b26eb8bc2c8e7e3196990c6372ad1688c1edc6a6d9de08f88af53423d8b70e43f3a3f96514bed3491c6525d9c2e742f734b3ee42f129208159f8c44aeffcf31f492433c69824e968471d5dbe5b8eb998e2d5d03d1ab0f77809c42a88f43f4a2889503e77f5a8802237c785b64365941", 0xbd}, {&(0x7f0000000580)="8728a6fe0b603c7cd967e3769572c661ec614b5f201dc9e7ace26ab99fa40d82f9b59ba8e50bb353a38f5c91ae184a7ac4e8de6f9c592ce3276c2858c691d60f524149e5b3b80f5cb7b2e621712938ad3313f49f44e58e883a041e1e9946a86749cc9d30870abd59a2d1bb1ff888ba3949f506e49b5d5c63c71bb7f79098b77f1d7fdbc36b96ab7b84fdafda9241a1c95ed3e4714b81cbef74cef2cf1e52fa807a4a229a1e7a7bd782e3a728c2d5233e9748390a0230b9ee2f38f5222113d07a5b245bb799bc82a7be257379cc79fe4bd6ee63312918664502fbd9b1196b7ab9d4caea12b4d8cc2ccfdbc1bb835f98", 0xef}, {&(0x7f0000000680)="a604e33da2523a73cd9df95199251b8e6750a0935f525dfc05b530bf99f5d5ef0792ba914b668abd77012a91885dc05c9dc9f737a1d25c26395981d9348e91e83a9dbf5d9791ee57125f", 0x4a}, {&(0x7f0000000700)="d1a62d2df2ea2c5022647a1a284f413acdbbb403519baa358b55743705a967fa401b935720cb4f61aab2592ce5cedd2ba518001f5101819c8027acb0d304c9809005bef59cbe9fd6b0aa780ac6e2049b6537ce5b19c4c487666c78b91ed3ed166a7c5e9e02b0e7e4497eb768fbbd6c4b045d2c3d2c9c3cf8ff08481b4632c58357cd8aa760fc915ae2141e3ca5c10cbce7002d57fb53e577ab12b42ca31ba0a9e99c639dcbbe66e54ff55f918f7f0d77459166459693d1f6ce415df3060593240f7e7559b843e572c552", 0xca}, {&(0x7f0000000800)="b1590dde90d364b1e0b23dd42525a4ba9833295f32e434b91e1925c3a6eaf2ce6b76d05c851ba0fdc620188dbb12a7370bf1441b6861ec95b9e5ad37de34d497e75553645366a915ac4d722e749fddd57f5fa98314bd43dcaa4fa70a72082fdb1b7b3ed9c1a107f4a27feb6c2a915f3c979f6d82392712b6bafae78d", 0x7c}, {&(0x7f0000000880)="ca3c0d64b3e1ca0ac9a6d30b5af80394d2e4321ea89572748910a4ff777c97c3232b9f3f44164f18af7192a1f5cc73d1b8bb861957b3f46ca7f8db5c2347b558ab19d7652a4d3e90177fae4498efb746db3af49c52a574671eac33bebe7c232697b1dc7daee24ab3fb36813d09e8b03e6a2d845f9e6071c60cb16730b14c71a5c4409b2fc868474e15bd92c246152cb381de71d37b21ae0b2e890c984bfa56cde4ca2e12ffa25d7ebb221d50423d29ecedeea71d903cd63fef6be8d8d4f05ae8e182f9c774a4b456ab93999c224f8918a7a135", 0xd3}, {&(0x7f0000000980)="ec896ff510664ce0d181d19be28aaf1e4279eaac4a6f65e1f270fcc5a7dd450cc63781fea5bd99b78d3e87b898951978a210cb0f4c547a587e1f3f2bdc9bcf2f8588f737bc91005c7c5d7daefb34735976512777daac4e3503d20bfa28d4063a8532e26fd03de2029f7fccfe9e8a6445fcccf58bf8fa5df8a36e62097e1ea0e6ba52fc86b33e4d1b489a2f50a21cf838b7dc42c23871f74625e89bdfb585c993185fa851fde7", 0xa6}, {&(0x7f0000000280)="536667a665ebf0aba3bd9d04384da428b155bac10a7360b21f36d2f576ba231c282a", 0x22}], 0x8, 0x0, 0x0, 0x4008010}, 0x20000040) 2018/05/28 16:34:19 executing program 1: r0 = perf_event_open(&(0x7f0000000340)={0x0, 0x70, 0x0, 0x7, 0x1000, 0x2, 0x0, 0x1, 0x40, 0x8, 0x4, 0x9b7, 0x8000, 0x4, 0x81, 0x80000001, 0x3, 0x7fff, 0x9, 0xaa9a, 0xf13, 0x3, 0x6000000000, 0x5, 0x3, 0x8, 0x7, 0xf47, 0x5, 0x1, 0x3, 0x10000, 0x4000, 0x9473, 0x67, 0x1, 0x3, 0x5, 0x0, 0x0, 0x6, @perf_bp={&(0x7f0000000300), 0x3}, 0x20000, 0x80000001, 0x4, 0x3, 0xc57, 0x2, 0xffffffffffffff78}, 0xffffffffffffffff, 0xd, 0xffffffffffffff9c, 0x2) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x1) r1 = perf_event_open(&(0x7f0000000000)={0x5, 0x70, 0x8000, 0x4, 0x5, 0x4, 0x0, 0x8001, 0x80, 0x8, 0x4, 0x4, 0x6, 0x3, 0x8000, 0x1, 0x1, 0x80000001, 0x400, 0x9, 0x47efc6f3, 0xfff, 0x20, 0x3, 0x7, 0x81, 0x8003, 0x0, 0x2, 0x80000000, 0x7f, 0xff, 0x400, 0x1000, 0x6, 0xc2, 0x7f, 0x8001, 0x0, 0x4, 0x2, @perf_config_ext={0x3f, 0xfffffffeffffffff}, 0x0, 0x5, 0x0, 0x2, 0x9, 0x100, 0x80000001}, 0xffffffffffffffff, 0x6, 0xffffffffffffffff, 0x8) mount(&(0x7f00000000c0)='./file0/file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='binfmt_misc\x00', 0x40, &(0x7f0000001040)="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") ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000080)=')\x00') mkdir(&(0x7f0000001000)='./file0\x00', 0x4000000004) r2 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000400), 0x4) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000440)={&(0x7f00000003c0)='./file0/file0\x00', r2}, 0x10) r3 = getpid() perf_event_open(&(0x7f0000000280)={0x3, 0x70, 0x100000001, 0x8, 0x7fffffff, 0x7f, 0x0, 0x1, 0x10, 0x6, 0x1a7, 0x554a, 0x4, 0x5dd6, 0x4, 0x8001, 0x89c8, 0x1ff, 0x2, 0x8, 0x3f, 0x7, 0x4, 0x9, 0x8, 0x4, 0x80000001, 0x2, 0x6, 0x3a5f, 0x7f, 0x1, 0xfffffffffffffe01, 0x100, 0x6c8, 0x5, 0x3, 0x8, 0x0, 0x6, 0x0, @perf_bp={&(0x7f0000000240), 0xd}, 0x8, 0xdf24, 0x4, 0x1, 0x3, 0x3, 0x8}, r3, 0x2, r1, 0x3) bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x0, 0x1, &(0x7f0000001fe8)=ANY=[@ANYBLOB="e92be282346d61ac97"], &(0x7f0000003ff6)='syzkaller\x00', 0x0, 0xc3, &(0x7f0000009f3d)=""/195}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x5, &(0x7f0000001fd8)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x25}, [@ldst={0xa, 0x0, 0x3, 0x0, 0x7a}], {0x95}}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0x437, &(0x7f000000cf3d)=""/195}, 0x48) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='vfat\x00', 0x0, &(0x7f00000001c0)) 2018/05/28 16:34:19 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x8, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x201a7f1b, 0x9cffffff, 0x201a7fd7, 0xa, 0x0, 0xffffffc0}], {0x95}}, &(0x7f0000000000)="47504cc000", 0x8, 0x1ac, &(0x7f00001a7f05)=""/251}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={r1, 0x0, 0xe, 0x25, &(0x7f0000000040)="a2d0d1cf66743a308d53ef0a619d", &(0x7f0000000100)=""/37}, 0x28) bpf$PROG_LOAD(0x5, &(0x7f0000000340)={0x1, 0x12, &(0x7f0000000180)=@raw=[@jmp={0x5, 0x9, 0xf, 0x0, 0x7, 0xffffffff, 0xffffffffffffffff}, @map={0x18, 0x4, 0x1, 0x0, r0}, @initr0={0x18, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x4}, @call={0x85, 0x0, 0x0, 0xb}, @initr0={0x18, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x0, 0x0, 0x8b2}, @alu={0x4, 0x7fffffff, 0xc, 0xf, 0xb, 0xfffffff8, 0xffffffffffffffff}, @jmp={0x5, 0x5, 0x1, 0x9, 0x0, 0xdc}, @jmp={0x5, 0xffffffffffffff87, 0x7, 0x2, 0xf, 0x18, 0xfffffffffffffff0}, @alu={0x0, 0x4, 0xf, 0x2, 0xe, 0xfffffff6, 0xfffffffffffffff0}], &(0x7f0000000080)='GPL\x00', 0x1, 0xc5, &(0x7f0000000240)=""/197, 0x41000, 0x1, [], 0x0, 0xf}, 0x48) 2018/05/28 16:34:19 executing program 6 (fault-call:1 fault-nth:52): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:19 executing program 4: recvmsg$kcm(0xffffffffffffffff, &(0x7f00000013c0)={&(0x7f0000000000)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @dev}}}, 0x80, &(0x7f0000000080), 0x0, &(0x7f0000001300)=""/146, 0x92}, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340), 0x0, &(0x7f00000006c0)=ANY=[@ANYBLOB="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"], 0xd}, 0x0) r1 = socket$kcm(0xa, 0x200000003, 0x11) sendmsg(r0, &(0x7f0000000680)={&(0x7f0000000140)=@nl=@unspec, 0x80, &(0x7f0000000300)=[{&(0x7f00000001c0)="8caa6b601dd2bce10d3fc35daed668189718f70a8191c069cce14902de275d7842dc0937fcf2d84dae55805379e2cc1e190a74d70f3583aa71e9b2be02bdbcc40371d16c915b7aaa310ad17f", 0x4c}, {&(0x7f0000000240)="42f62493566d7d37f218fb0d385b3a3fad23083d8697ecc15a364d5c5dcb14c01217", 0x22}, {&(0x7f0000000280)="f0232e32e1d1ce53135cffb6c26793f9708ea69075f4149980f96a9637cf8f2190361657cf406a47148165664e82d29a6d7dcdf38f07b17644b8a9849124c8c196fc61fa1ab4de399c80b779a2f00c586a64bd0d37b1cc96f55297", 0x5b}, {&(0x7f00000003c0)="8c3123ab669608003de40a5f90be3f6da4601da8f1245089e21a9bff574aedb055f429ae06f43d07dc5b08c045edc67abafc156713baf79c27f452c45d82a973760fd4451b6703c0dc29ad58a50aa71755f6d6cb6ecda4ffee23c687c3dbbbe45911227bc2d245bd60b4ebe6b8330bffdd56d5f8bebf03c87944e80aac9438c999a818c87f66953d6fdc3beb82e6ee5bff9a5c8d04c634bd4024d9817aa5bbad8df1ef726ae27ebca4a55e89384dbc44e0b4acc13b8d23666f2c6113c8364ed7c718188ae6927104a63f830941ee5459a38ebd9d140679fc8978dd6446253d23fd070422491e0e241b38ae46faea80fb5a", 0xf1}, {&(0x7f00000004c0)="15f2bd9d1b0c20cd7c62f6d580493f47a5d151e6c5dc2d44e4cac8773cb903cc368b62fbbcc84d60f3a92ee2b2b491881277b8c806599a514c878c04f42f53f437279c04fee43ef14fc7ce0c86a3f090e1bbb2811cec3fb33d3f1369b869f00f2bc5e15136e4e76c4cc8fcbb56433d448a3d62367ea635227023ff10cdb92d27c176df36600d92d037c94a1cd648425fc0bc43df1e1f48f667bc2e6a8456431379e552", 0xa3}], 0x5, &(0x7f0000000580)=[{0xa8, 0x139, 0x3, "670f95879e89226edc5fa10333f069fa276f5dbacc6afa25b2031b19da5eeb2984d07010ced859de201586f313db39ea841b420c1b35b111022a63304b7d37e42b1b4bf992f896b1399e85d3602b3a8d9b0e0a79457177967a5bbafc979db683c744249e6fea5f33297b18b83c1442b0d64b61c7dbd976ad3e4e60ff46cbdb94034ce2323c261061e1590f7c65854eff06df"}, {0x20, 0x102, 0x0, "1d28bcf1e9f19821b6b8dd1d"}], 0xc8, 0xc000}, 0x20040885) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x890c, &(0x7f00000013c0)) [ 248.769157] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 248.774355] RIP: 0033:0x455a09 [ 248.777540] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 248.785240] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 248.792584] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 248.799843] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 248.807285] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 248.814555] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000033 2018/05/28 16:34:19 executing program 3: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xf, 0x1, 0x1, 0xffffffff, 0x0, 0x1, 0xffffffffffffffff}, 0x2c) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000180)={r0, &(0x7f0000000080), &(0x7f0000000140)}, 0x20) 2018/05/28 16:34:19 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x3f00, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:19 executing program 7: r0 = socket$kcm(0xa, 0x2, 0x11) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0xf, 0x8, &(0x7f0000000000)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x168c000000000000, 0x0, 0x0, 0x0, 0xec}, @exit={0x95}, @alu={0x0, 0x3f, 0xf, 0xb, 0x7, 0xfffffffc, 0xc}, @call={0x85, 0x0, 0x0, 0x3d}], &(0x7f0000000040)='syzkaller\x00', 0x9, 0x0, 0x0, 0x40f00, 0x1, [], 0x0, 0x7}, 0x48) setsockopt$sock_attach_bpf(r0, 0x29, 0x3b, &(0x7f0000000700)=r1, 0x4) 2018/05/28 16:34:19 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x4788, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:19 executing program 4: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x8, 0xb, 0xfffffffffffffff7, &(0x7f0000000040)={0xffffffffffffffff}) socketpair(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8927, &(0x7f00000000c0)='lo:&!wlan1{:K,') ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000100)=ANY=[@ANYBLOB="0200000000000000000000e07f000000"]) 2018/05/28 16:34:19 executing program 1: r0 = socket$kcm(0x2, 0x1, 0x84) sendmsg(r0, &(0x7f0000000080)={&(0x7f0000000000)=@in={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x80, &(0x7f0000000640)=[{&(0x7f00000001c0)='}', 0x1}], 0x1, &(0x7f0000000200)}, 0x0) sendmsg(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000001700)=[{&(0x7f0000001680)='S', 0x1}], 0x1, &(0x7f0000001780)}, 0x0) socketpair(0x3, 0x8000f, 0x6, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x1) 2018/05/28 16:34:19 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x7, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1, 0xa8}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) r0 = perf_event_open(&(0x7f0000000040)={0x4, 0x70, 0x11c000, 0x0, 0x5, 0x80000001, 0x0, 0x2, 0x40004, 0x7, 0x3, 0x1, 0x3, 0x800, 0x7, 0x7, 0x5, 0x1, 0x800000000000008, 0x80000001, 0x800, 0x1ff, 0x1, 0x2, 0x6, 0x6, 0x3, 0x8, 0xb86, 0x100000000000002, 0x9, 0xfffffffffffffff7, 0xc369, 0x8, 0x81, 0x6, 0xffffffff, 0x40, 0x0, 0x5e558371, 0x0, @perf_bp={&(0x7f0000000000), 0x6}, 0x800, 0x1, 0x6, 0x0, 0x9, 0x8001, 0x7}, 0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x3) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f00000000c0)=0x4) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000100)) [ 249.129297] FAULT_INJECTION: forcing a failure. [ 249.129297] name failslab, interval 1, probability 0, space 0, times 0 [ 249.140650] CPU: 1 PID: 19673 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 249.147940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 249.157399] Call Trace: [ 249.160029] dump_stack+0x1b9/0x294 [ 249.163706] ? dump_stack_print_info.cold.2+0x52/0x52 [ 249.168930] ? __save_stack_trace+0x7e/0xd0 [ 249.173294] should_fail.cold.4+0xa/0x1a [ 249.177397] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 249.182543] ? save_stack+0x43/0xd0 [ 249.186201] ? kasan_kmalloc+0xc4/0xe0 [ 249.190129] ? kmem_cache_alloc_trace+0x152/0x780 [ 249.195012] ? sctp_add_bind_addr+0xf9/0x4a0 [ 249.199470] ? sctp_copy_local_addr_list+0x499/0x690 [ 249.204611] ? sctp_copy_one_addr+0x5d/0x170 [ 249.209143] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 249.214894] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 249.219768] ? sctp_sendmsg+0x1888/0x1d70 [ 249.223949] ? inet_sendmsg+0x19f/0x690 [ 249.227953] ? sock_sendmsg+0xd5/0x120 [ 249.231871] ? ___sys_sendmsg+0x805/0x940 [ 249.236095] ? __sys_sendmsg+0x115/0x270 [ 249.240189] ? __x64_sys_sendmsg+0x78/0xb0 [ 249.244470] ? do_syscall_64+0x1b1/0x800 [ 249.248565] ? graph_lock+0x170/0x170 [ 249.252506] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 249.257564] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 249.262358] ? graph_lock+0x170/0x170 [ 249.266215] ? find_held_lock+0x36/0x1c0 [ 249.270326] ? lock_downgrade+0x8e0/0x8e0 [ 249.274538] __should_failslab+0x124/0x180 [ 249.278811] should_failslab+0x9/0x14 [ 249.282649] kmem_cache_alloc_trace+0x4b/0x780 [ 249.287262] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 249.291888] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.297461] sctp_add_bind_addr+0xf9/0x4a0 [ 249.301725] ? sctp_bind_addr_free+0x20/0x20 [ 249.306142] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 249.311333] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 249.316524] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 249.321542] sctp_copy_local_addr_list+0x499/0x690 [ 249.326475] ? sctp_defaults_init+0xe50/0xe50 [ 249.331049] ? get_random_bytes+0x34/0x40 [ 249.335185] ? sctp_association_new+0x19d8/0x2170 [ 249.340037] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 249.345223] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.350756] sctp_copy_one_addr+0x5d/0x170 [ 249.354984] ? sctp_copy_one_addr+0x5d/0x170 [ 249.359403] sctp_bind_addr_copy+0x16b/0x45b [ 249.363811] ? sctp_copy_one_addr+0x170/0x170 [ 249.368306] ? sctp_autobind+0x16d/0x1f0 [ 249.372367] ? sctp_do_bind+0x5f0/0x5f0 [ 249.376334] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 249.381862] ? security_sctp_bind_connect+0x99/0xc0 [ 249.386871] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 249.391541] ? sctp_sendmsg+0x125e/0x1d70 [ 249.395690] ? sctp_autobind+0x1f0/0x1f0 [ 249.399751] ? __local_bh_enable_ip+0x161/0x230 [ 249.404410] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 249.409426] ? lock_sock_nested+0x9f/0x120 [ 249.413652] ? trace_hardirqs_on+0xd/0x10 [ 249.417791] ? __local_bh_enable_ip+0x161/0x230 [ 249.422453] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 249.428329] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 249.433513] sctp_sendmsg+0x1888/0x1d70 [ 249.437501] ? do_raw_spin_unlock+0x9e/0x2e0 [ 249.441906] ? sctp_id2assoc+0x3e0/0x3e0 [ 249.445962] ? _raw_spin_unlock_bh+0x30/0x40 [ 249.450382] ? __release_sock+0x3a0/0x3a0 [ 249.454528] inet_sendmsg+0x19f/0x690 [ 249.458317] ? copy_msghdr_from_user+0x3a0/0x560 [ 249.463061] ? ipip_gro_receive+0x100/0x100 [ 249.467370] ? move_addr_to_kernel.part.18+0x100/0x100 [ 249.472655] ? security_socket_sendmsg+0x94/0xc0 [ 249.477401] ? ipip_gro_receive+0x100/0x100 [ 249.481721] sock_sendmsg+0xd5/0x120 [ 249.485426] ___sys_sendmsg+0x805/0x940 [ 249.489404] ? copy_msghdr_from_user+0x560/0x560 [ 249.494162] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 249.499693] ? proc_fail_nth_write+0x96/0x1f0 [ 249.504179] ? __fget_light+0x2ef/0x430 [ 249.508155] ? fget_raw+0x20/0x20 [ 249.511599] ? find_held_lock+0x36/0x1c0 [ 249.515655] ? kasan_check_write+0x14/0x20 [ 249.519891] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.525422] ? sockfd_lookup_light+0xc5/0x160 [ 249.529912] __sys_sendmsg+0x115/0x270 [ 249.533793] ? __ia32_sys_shutdown+0x80/0x80 [ 249.538195] ? __sb_end_write+0xac/0xe0 [ 249.542161] ? fput+0x130/0x1a0 [ 249.545443] ? ksys_write+0x1a6/0x250 [ 249.549251] __x64_sys_sendmsg+0x78/0xb0 [ 249.553306] do_syscall_64+0x1b1/0x800 [ 249.557184] ? finish_task_switch+0x1ca/0x840 [ 249.562190] ? syscall_return_slowpath+0x5c0/0x5c0 [ 249.567106] ? syscall_return_slowpath+0x30f/0x5c0 [ 249.572040] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 249.577413] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.582252] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.587445] RIP: 0033:0x455a09 [ 249.590624] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 249.598333] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 249.605608] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 249.612875] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 249.620131] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 249.627395] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000034 2018/05/28 16:34:20 executing program 3: mkdir(&(0x7f0000001000)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='debugfs\x00', 0x0, &(0x7f00000000c0)) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000140)={&(0x7f0000000100)='./file0/file0\x00'}, 0x10) mkdir(&(0x7f00000000c0)='./file0\x00', 0x29) 2018/05/28 16:34:20 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xf4010000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) 2018/05/28 16:34:20 executing program 6 (fault-call:1 fault-nth:53): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:20 executing program 7: r0 = socket$kcm(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x5411, &(0x7f0000000040)='em1:\x00') r1 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001500)={&(0x7f00000014c0)='./file0\x00', 0x0, 0x8}, 0x10) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000001540)={&(0x7f0000001480)='./file0\x00', r1}, 0x10) sendmsg$kcm(r0, &(0x7f0000001440)={&(0x7f0000000080)=@ipx={0x4, 0x1, 0x0, "0988a3153ae6", 0x8}, 0x80, &(0x7f00000012c0)=[{&(0x7f0000000000)="591b15a49c8b6848f61a3bdfd2a340ffb56dec46e9e3359a852e4f12c5a1df58c6a17db46223bdad91c43f70969b5d903c8e145a", 0x34}, {&(0x7f0000000100)="7ef238565801ed360190f2d79bac03bea8a1dd", 0x13}, {&(0x7f0000000140)="00468c78fa8d2ec157cefd5a42a098ad12afee39e006e63fd24e7602a1f388afd2a3a1133b90e0615bfa0a006bd7c96f2b07c8afa1654245bf868c4bad84bbd8864aa518551f7e06ab83cc64d78a02fe962eea6bb145513705d9f349bf27e385b8b5555842216c3df73a356af1447882a112e7126779743cf26ae4b38f4fb3109bab13b7041750efcdd62deb3292ecca481efcac4109af94232c6f02c772fc41bceffceaa46ad37956", 0xa9}, {&(0x7f0000000200)="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", 0x1000}, {&(0x7f0000001200)="67ab979e9ffb41ef523c6cfb680214070c7f8bbbc3723b9d8d751611bd05de6115f983aa42cb7be521c7889917f9c553106ede53e0b36dd5b7e56b2b77ccefad75074edefd7f1cc0fee788f88a7d5fb1f56ddd28b25b7958037293294d9606b7c742e950de27ad54ceec6aec7faa54d3e67106a54410a4f8e7dda83eb9d1175e07d8a6f9e465822b15922b458f1718c9b29416fbffea718142d533a3522ba8007cc9a83c61a0b7ec3dccc11d97", 0xad}], 0x5, &(0x7f0000001340)=[{0xd8, 0x117, 0x8fd, "c5399f1bf3906663b34a8210fbc5476789f9f99d4ff24c44f8c28998aed7c3210d4c509200310684f4ba34197685eb0330cd4743cbae571929f4a106fdd0e71c123693dc4428158320d520d9f646fbdfa53b11b30c2b1d5ade120f0b9a02d233c0f6a414509223021379f2dee47441f04e6f4727213319ea6f3ad7dc3d9ceb26eeac69622dadeaa0f6f62b90ceec92b81f3703a1c2dbfbfc858644530853375495c0f736899eee9fb18879929249b6159416b79f5039298ed4637a652daabdb23e462c"}], 0xd8, 0x40}, 0x40000) 2018/05/28 16:34:20 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x4, 0x4, 0x4, 0x9}, 0x2c) perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0xd788, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x4, 0x0, 0x2, 0x0, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000040)={r0, &(0x7f0000000080), &(0x7f00000000c0)="14"}, 0x20) 2018/05/28 16:34:20 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x4100000000000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:20 executing program 1: bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="180000000000000000000000028000006a0a00fffffff6006118a0"], &(0x7f0000000000)="47504c00bc3047eb525f484f89fc96dd6ca64da40ff023122e66f6", 0x0, 0xce, &(0x7f0000000180)=""/206, 0x0, 0x0, [], 0x0, 0xfffffffffffffffd}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0xd, 0x5, &(0x7f0000000040)=@framed={{0x18}, [@jmp={0x5}], {0x95}}, &(0x7f0000000200)='syzkaller\x00', 0x80000001, 0x228, &(0x7f0000000300)=""/187}, 0x48) 2018/05/28 16:34:20 executing program 4: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xb, 0x7e, 0x6, 0x1, 0x1}, 0x2c) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000200)='v7\x00', 0x8, &(0x7f0000000280)="8fbc07bf05dfb9b71904c9bab2ca51ad651ae4311667c7633f6525fcd1cd46c5af4b66521f0bd1a3564e11321ff7e70d45cf415f98b3e2425321636a323caae5c0ce31c8e83f8a6dd45b9c301528ad518da92802e5633990f59f2c23f258d2092720b91ed2a6cfcf6de6bc0d28cb2b970a37eb3820b1487940d47f79ee925d25ad77cce28e23ca4c421d5539593217108204e9e1f25ec876ce482f653663687a6b888152ddcbb93fb0e8d875d89c1f2c60aa535def37dbb9b593f30358d751663d132ddaf75fb4fb2580539e3401dc9fe17294f10ea52e3f274b004da427220cd415552119d5fcedb1") mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f00000001c0)='\x00\x00\x00\x00', 0x0, &(0x7f0000000040)) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000004c0)={&(0x7f0000000040)='./file0/file0\x00', r0}, 0x10) socketpair$inet(0x2, 0x0, 0x0, &(0x7f0000001a40)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000180)={&(0x7f0000000100)='./file0/file0\x00'}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000640)={&(0x7f0000000480)='./file0/file0\x00'}, 0x10) [ 250.630583] FAULT_INJECTION: forcing a failure. [ 250.630583] name failslab, interval 1, probability 0, space 0, times 0 [ 250.641997] CPU: 0 PID: 19714 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 250.649331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 250.658774] Call Trace: [ 250.661388] dump_stack+0x1b9/0x294 [ 250.665045] ? dump_stack_print_info.cold.2+0x52/0x52 [ 250.670253] ? __save_stack_trace+0x7e/0xd0 [ 250.674605] should_fail.cold.4+0xa/0x1a [ 250.678679] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 250.683803] ? save_stack+0x43/0xd0 [ 250.687453] ? kasan_kmalloc+0xc4/0xe0 [ 250.691443] ? kmem_cache_alloc_trace+0x152/0x780 [ 250.696299] ? sctp_add_bind_addr+0xf9/0x4a0 [ 250.700712] ? sctp_copy_local_addr_list+0x499/0x690 [ 250.705861] ? sctp_copy_one_addr+0x5d/0x170 [ 250.710301] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 250.716030] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 250.720886] ? sctp_sendmsg+0x1888/0x1d70 [ 250.725058] ? inet_sendmsg+0x19f/0x690 [ 250.729044] ? sock_sendmsg+0xd5/0x120 [ 250.732939] ? ___sys_sendmsg+0x805/0x940 [ 250.737085] ? __sys_sendmsg+0x115/0x270 [ 250.741168] ? __x64_sys_sendmsg+0x78/0xb0 [ 250.745424] ? do_syscall_64+0x1b1/0x800 [ 250.749499] ? graph_lock+0x170/0x170 [ 250.753303] ? print_usage_bug+0xc0/0xc0 [ 250.757364] ? graph_lock+0x170/0x170 [ 250.761185] ? find_held_lock+0x36/0x1c0 [ 250.765277] ? lock_downgrade+0x8e0/0x8e0 [ 250.769449] __should_failslab+0x124/0x180 [ 250.773701] should_failslab+0x9/0x14 [ 250.777515] kmem_cache_alloc_trace+0x4b/0x780 [ 250.782107] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 250.786608] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.792167] sctp_add_bind_addr+0xf9/0x4a0 [ 250.796416] ? sctp_bind_addr_free+0x20/0x20 [ 250.800841] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 250.806047] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 250.811264] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 250.816300] sctp_copy_local_addr_list+0x499/0x690 [ 250.821246] ? sctp_defaults_init+0xe50/0xe50 [ 250.825743] ? get_random_bytes+0x34/0x40 [ 250.829914] ? sctp_association_new+0x19d8/0x2170 [ 250.834783] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 250.839987] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 250.845533] sctp_copy_one_addr+0x5d/0x170 [ 250.849771] ? sctp_copy_one_addr+0x5d/0x170 [ 250.854195] sctp_bind_addr_copy+0x16b/0x45b [ 250.858650] ? sctp_copy_one_addr+0x170/0x170 [ 250.863146] ? sctp_autobind+0x16d/0x1f0 [ 250.867207] ? sctp_do_bind+0x5f0/0x5f0 [ 250.871192] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 250.876734] ? security_sctp_bind_connect+0x99/0xc0 [ 250.881772] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 250.886446] ? sctp_sendmsg+0x125e/0x1d70 [ 250.890620] ? sctp_autobind+0x1f0/0x1f0 [ 250.894696] ? __local_bh_enable_ip+0x161/0x230 [ 250.899379] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 250.904419] ? lock_sock_nested+0x9f/0x120 [ 250.908661] ? trace_hardirqs_on+0xd/0x10 [ 250.912833] ? __local_bh_enable_ip+0x161/0x230 [ 250.917512] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 250.923140] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 250.928332] sctp_sendmsg+0x1888/0x1d70 [ 250.932316] ? do_raw_spin_unlock+0x9e/0x2e0 [ 250.936747] ? sctp_id2assoc+0x3e0/0x3e0 [ 250.940818] ? _raw_spin_unlock_bh+0x30/0x40 [ 250.945244] ? __release_sock+0x3a0/0x3a0 [ 250.949399] inet_sendmsg+0x19f/0x690 [ 250.953212] ? copy_msghdr_from_user+0x3a0/0x560 [ 250.957998] ? ipip_gro_receive+0x100/0x100 [ 250.962348] ? move_addr_to_kernel.part.18+0x100/0x100 [ 250.967661] ? security_socket_sendmsg+0x94/0xc0 [ 250.972443] ? ipip_gro_receive+0x100/0x100 [ 250.976803] sock_sendmsg+0xd5/0x120 [ 250.980539] ___sys_sendmsg+0x805/0x940 [ 250.984529] ? copy_msghdr_from_user+0x560/0x560 [ 250.989314] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 250.994900] ? proc_fail_nth_write+0x96/0x1f0 [ 250.999422] ? __fget_light+0x2ef/0x430 [ 251.003409] ? fget_raw+0x20/0x20 [ 251.006856] ? find_held_lock+0x36/0x1c0 [ 251.010934] ? kasan_check_write+0x14/0x20 [ 251.015197] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.020735] ? sockfd_lookup_light+0xc5/0x160 [ 251.025233] __sys_sendmsg+0x115/0x270 [ 251.029127] ? __ia32_sys_shutdown+0x80/0x80 [ 251.033545] ? __sb_end_write+0xac/0xe0 [ 251.037515] ? fput+0x130/0x1a0 [ 251.040791] ? ksys_write+0x1a6/0x250 [ 251.044693] __x64_sys_sendmsg+0x78/0xb0 [ 251.048771] do_syscall_64+0x1b1/0x800 [ 251.052654] ? syscall_return_slowpath+0x5c0/0x5c0 [ 251.057583] ? syscall_return_slowpath+0x30f/0x5c0 [ 251.062514] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 251.067895] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.072753] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 251.077956] RIP: 0033:0x455a09 2018/05/28 16:34:21 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0xe000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 251.081142] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 251.088860] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 251.096131] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 251.103393] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 251.110662] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 251.117939] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000035 2018/05/28 16:34:21 executing program 2: socketpair(0x5, 0x800, 0x8, &(0x7f00000001c0)={0xffffffffffffffff}) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000380)={r0, 0x28, &(0x7f0000000340)}, 0x10) socketpair(0x0, 0x4, 0xda89, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0x8, 0x2000000004, 0x3, 0x4, 0x0, r2, 0x0, [0x4]}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000040)={r3, 0x28}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={r3, 0xfffffffffffffdda, &(0x7f0000000080)}, 0x10) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000300)={r1, 0x0, 0x0, 0xca, &(0x7f00000001c0), &(0x7f0000000200)=""/202, 0x80000001}, 0x28) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000440)={r0, 0x0, 0xc, 0x0, &(0x7f00000003c0)="e8997fc61f24184b0f99da68", &(0x7f0000000400), 0x5}, 0x28) socketpair(0x9, 0x80001, 0x4000000040, &(0x7f0000000100)) 2018/05/28 16:34:21 executing program 6 (fault-call:1 fault-nth:54): r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:21 executing program 7: r0 = socket$kcm(0x2, 0x5, 0x0) setsockopt$sock_attach_bpf(r0, 0x84, 0x17, &(0x7f0000000180), 0x1) r1 = socket$kcm(0x29, 0x7, 0x0) sendmsg(r0, &(0x7f0000001340)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f00000001c0)="46aa18c3f6323d77dae560e9b9b65bda173e4879f7b3008940015c76df9331e397731e7813c46a937c9fc6b0086e73999c80c833a644bf33bc98d5fe430929a96323c4171f075fc8d29af419b549bcd3d09fde5f86f43256c9380b80ebf586fd2b3d3e78becbc230160ece5ede2659fa7261d7b6b045f40cd6b87563426cc1cef958cec94d8c030803c6a524a85e7be32b7f89da0746e788e77625da092121939bd0404cdb87754e344dd0495fde2ba6894fcfb23ed458ed34b66013fde2542a7116661b575fc61c346f43ffc6884db792afd8714b9669e5d308a96bdb1c61e3742c90fd5da9434144d3eeccb45493576fb0d3853b074280597651416de2c4629e3ed66030071f122a2c5085cbc0f332a47bc38e48e1366d4521282b9811cf85ceb945464adecf12c0d3dea19ef51752b9b84c14bf0ea40fce8d52d3dc25c851abab8b62367877802a61ad2691660c3d235602a88c61f7ad371ac1164cce342c0da87c1bfc721a2102339a382ed5967df456ce0c655083e16819af913ad923de81b6b5e009e8998acdcdefff02300c735673ea601204a1981ebb66f55dd1ed4f46a5e4b685c5f826ce1352ac83b36cab653ed626a3e026b72de6b6ef547c530e617f012d1e52209403e7025ff8a229517fe260818b3514f6bba14f5f915ad6a49218e832eee8fe36b6da2b5987ca722080c8203aca6d24c0f92f2bf45161f87ea3f7d915b2e3ace0c7a3c19f7f9c54f058395260f3a9e963ad29760f2a46f1025329898d37101da8fb6e31f3691601b95c9e79d9c6c5e803e499f7cbd1421a4515422e0cefb56e21c3c009e85346017d8f5d05cf603b55543eaffb6695cf5053e73b19f8dbc9d9d19398047bcca8a84c6b562173cefcfb5b235fa979cc5fb92df012cfe1d1cfe3ff812ecab8ffad73c05f49ea5b24c91c5522a3cc32082bd96f971a8b0a6771cc743213d41b3f1aa4bdef25056babb71cc25ed9943da20ab097e9a3b694f165113dc6fb449416ae76c5703835b272135ff74d784a45cbba7123aa4dabae0d8f3d17bd61c6f8bd0c3d01231bf3f078d670e5addbb5347ba85d0df0c014fcc13fbc590ec9798bd27d0882ce73aa17e90bd0e19728b7bf82d3c7c606bf55a9bfbac61ed3f0283d9877fd83b22b9ad524a1f5f0b1a5da0c0fcafa76e5ed9bd6830a062cd6d365ab2065998af5e9c869133135c898150177ca18a9a0bc66be36d67f4e7f808e35c6278901f5ceaaca62da12371ef3bcc49c8c9b2d7705b09d6b519e0ebc2e0100476fe3b172e63d278ef076dfb28dd401a7ddc8ff1f6cebac20d39c4946b6cfc95e991568fdc599c3176b5f1f048ef42921e97346b2666b4002ddc6d91ff5f912c2133987a5eeb8b01ce475477957768c7f6e398df77b25183e9a0b9d2cc53c774c75d82dc79795adbdb2ae275bd2235623c9ab5c84a708d278b671fc3ff9ff8838e7e754c34cc7e6b8dde8f7e93fc4b9ce07258b6901cfa0c9690aa0d3c89a88b061ac2546a96740e0dfd4b081bf234fba976f1c909c9b5e89bd22d7abcbddfe61d682eb7a3e06276544a8ca005b02c7b70d19e33d82ceff7a4cc012fd6c5ab581141f0802da0fc6b2e0c0e3fba9f79e600d188b541e57380172f7bb338d24af2db38e558a157e8a633139a1f35525cdd2898929c7b5144916435e97a37396bd55eedf468e7d71ba0d5c28f088f6b2365e2de9685038df919fe14431b29c926ff6c991c0b10987de0ffed821fc7e9e73de21cd6777b8bd9982ecc874c9a8222e8c2ce2faec4166803d08b661bfd0916f80784f47c4e2229f142f7f225a6fa73e963e6e694ba9ad737d30d2335b198d3d2b42987e3e67035bd81eee26bde48459cf7c7eeafba1368212dcc802ed4c13df536ad2d0cf9354154e6f1cec6de2851b0dc6d5703fac8f8bd65f2e08848780117a0a3490dc3a5303e9a50001d9c9d48e9935159bb1b02ce6e9861da2a92624193854dbe60fc22fb9866ca6deb6ecd13537d80b9b3d80b82d5ca268e86cd86731bef7ad043a77b0550d6e376677c6bbd1ed3722141eb17d7d5d48792630b9750e876d988003f43ba7918daba871162c785de82fde36fa02416bb21863256e612ffb92f709c562a6f330ad0c944ffd7fe6e2c1d33f4db5df4b8af9cc7a029eaac90c542c0266d8ee8653d951fd188f99ef0895e14c0d5da6390b744e84b14e99c8280a8421cfb7eaaf504309f128552b4f5064c93d6cf6171f404d66687e347103c7090a756621ba751c1e7af5c72ac360552b989a67644112c8fc9778bf9139a9e5b8235918487e0842475b6d018410b9f9615ff8dca3210ce0d29ce9419d83a295bec07e9c8150f64ff327f16a43aed47be47a228f76020f985b1c279ed93c8ccca6f49b37d8de42ea7f7a13b349d7c90841e22743419e1699b53937c17a8d72de061b6096edb0f8ca1e5a77938a6ef622a7759a5a12bbee885170a75168b58c86757384fd8e3304b3636d4bf1491e8ee289e7811e44ec0a246a4e00ea75ca51706cea9af561fff68fe8916fee995bffb7eb9aba7fd792fbe37ccad9f3cac5f81df2fd3185ecef461a50a5012143bd8f92baca352a5795f9ae29640670c7c809711dcb41f629909a0b08c22f10a062fd30a903f7b7cca1f87dd37f3ac5589a44d8a4735c7d8a045541481ff2e766d0cfe753216e02c6bbfc39147ab7868fc13bfb92df9d5fdffefa2acff85acec6f7521f14a9bc20d30363d218f5153d7e22023f4eb549b5e48c507fb5478a0a23f54a53a2173448c764b5a11888ff9b345b51d33dd1be62974487bb99b71201960826a7f3a1cd10c3d4997fe8c0049db7a3a74afe8d855c89cc415a2e302793239ded649111b104b5bb90a61b4bd924587bdc86908e22f8cf9afa795bd0c6c6a547b7899280094b72df5c3e080fc12963a7e36c506b9dafbb7f24898e253bf0204322e04dd1342c882d5bf833b4ca708272b9218ac39098d14ac6a7babeb403efadabcb445d18f6d6751a93d783c5cdba696f515cab69cfa553f5d2cfd098c95f48a2d9b9f180ba23c30fc990ccd040802ff9d96b75f126ed750b3f4305a30cb2df119fc5cf4c9476fe3f489038768e40c9be5b2a8910deda4920814d0ebd3f01de782ed7e81caef6f6544d162e061c43cdda0376fb307cc6d0a6fcfc858a83abed55b23335ad6284a3255a5783f9b084399ee568723e4e60b9238da6d92b474b8b1e8cc5201dfb5f98659c7756ce01d0b06a93592d4989e3f7a610212fff23fb22831e68b8d26497e533b0b2939141531826bea5f217f7fc6aaa7b997fa24b9859ca8ae2eac5b06aa90876f93577a4a6acc99854d1cec35f8ce1be657fa5148e105543090be2d485dc6f30f6bba82acd411d17b6df5279f5cc04032447715e29ba215aec172b4162a136729ca9c4628e576695d7eb766caa6ade5f6f92ed14fe10c1b3a4a19f48bbe72334a449756ad4bb512f6a06c67624110a480bc04916f13dfa685e2141dc7fd2c6f30187d415d945b71ca13466a6b34c379c6d09156cec13b42e25e5fef637c209bb77b30c1944e6e9e792d0948c617ecdf552b152bfa7d658b28f25921152c48c3c83bb17aa6a4dca6d410ed50188b0181be40160f2f61a030dab8d7511ee9899be9820cb347f4cf5c1ef271a69a81fa1cd68c59528497ac01a607203dacb95ea923c9d1d59ef3fa4c81868474e7cac0336a621c99b4293115baa05d6847ff033fd0a3fa3fd8f6b96e5d12c04b26e7f55cb00bd814e7185cbb098c02bc558520b0c13e670d5060c2771c589c6e7c1862ac597d89ae5a5b138b3660c17ff99056212133a036f87b8324c7734397192828edef2584c65188087968d82fd9ceb3fa5e1cbd08e0480608f5713c8f0e63075a596c49950335e7c1f710e21ee8a6ac216c8693e49969ce6ec20a3160bec6c43024cc01bbfbef95685aeb7df650b8ba0c65e2dc94092896632833c9f036d5a7245d94a40fb1889e27ba1555ebdccf7dcfe2f49ea1ea4bfd01d7909db0a3ce19495954422a37621d5ff29f69d899e0dce79f85161761961e860298c9ec16493ef23906c68e468e50ecb69e83563a7e7e2497b8c7522994bad276b88f48eb97c2500542d0a639e20138aff9ea4909c98a230085e92fed466974470a3afb7273003cea48cb631082ed0960a5c8b3a3190c9fc24fa0f7c41916f4a8c8434cf778b7ac4c891b94e9280ddfb3b585a09be4d01b2859a9b821aa636983e75e0fcf268ef43ca293d2fb7bea2ba7b6e3f0a528866e7414089fbdf8bc411f65c858e99f44922865a565248a65d9991c2435ec7d39077a6953685947a4a86f0b57d55891d95e8d21e77e032cf83ce91a47d7c8340216647601f56d55d40ff1dd6bc0570192e796b385e570bb774ff425f07d242feea4f0c49513ce85d0abc91f98b2aea1ddbc3ccaaa3201df0ba9aef4e1fb014281f2ca64b83124fb6af7b0d78be36eb5800fd2d7ced6719b44ebad3f9fd057c5115e49974f83ee3ea16d47927b80d39bb396f98cdf3ba484f27b2a4e3a68983bd1a950a41aa0f2048d299ae72a4d9b7dd94ffa346c4aabfd4a3caf5915ab94f67be78ce0834b7defe17c3cd685c0c783ea3cdb2431be9f4a071e630ffa0a6554573fc56b0991235c3e51380053526cbd9b22b7f19da6ea191c37777037384289e575b36c05dc6da00d9aa11c5fcb4f149626f6afee19b9e1502e01473b21940c9c277b4a2ac7b61925fdbe2599464acf8e5b82be0b152b4517db10e3fc54670332ff7e2aa82f5f3f1a495a2586af33f8501371027090f353ee3b973705f97b58be439f195ea35a984223dd78e528c0b876df876e6479c9b323251d16b368b2dc8562f46179b9227ead1c8c3af033ae611e6ab29bc186f5fb8e93fcb16b1571b073531c0fa430d1c31af503e43a40a1d72e0aa02722613f52e133c81e3d64bc199260f8c18695ef56cfc0e52e9201335756812a5d86bd2d7f188176171f8f9a41a6fab2b4541f04f8ce4e28ae0b7c8d6581318890ce2a2410659ef700b3f66b794d6d7268e961c0011dc50fcacd2ea0fa3621fecef0eef47b7fb15026bcebb02f3fbe7090581fc42d4ad4056f46fa582300c8da0f2d26339034dda492163e7ec13df27f8b4dc90dd7962730e93cd5e3ab956b65139fcca9c518b3558e6b731c7d0fca7cc47ad9e8a80c4d46ef1c5e8b54b73b65868761c052d52b4e1540bd5cd2dedb459963d1cf9db324f288d70a6a45c41c267a56fa6499be91427cb814538d161f3f57af800cd6a747b3957409b75f7cb01dc641a61fdd6cb9e9f5df4b9323c9e86f6858576c9a5aa20b44019c1a3c197548c7a8082124426cf0750ee9d654a5a01879d174fbdedc6013e1a7f31b5dd8a08781fff8a3f773e89c630693a85f1ee1d59331c03ea149f076114e5f7444c94791deb3855f0a4dbd1e257652252ce1b312720a6eded5e7ac97d5f7747faa6c0ae2a25ee769cb4bade40f79ac5ebf62d623d390407261f17cee07f472fc09f3f5e41d3237e22a1f1da768118f6fc91158c76af00d7cb75fb9cfb549ba87b293f66a6aee34bb48c61d847210a06b178c2285805e4d7af6408340d76b9b7ceb2e519950ae8f16d778d408fedd3e0dad453246cea9a6298ed308c6c91bfc1cb3a08721aff8a2e3eb023e8eb98eff6275930bd97c799c4e52014a32df2eaff40a035156d3d2120a8fcf77b8beacb478afaf0dd6c280ca76de40cea7e0b8ad4af4bf683bd9f0d7607a72c9218ef719a39ea0f4b02bc2c1bbbefc77dcc6a3b86ac", 0x1000}, {&(0x7f00000011c0)="f09080461132fd5021eb3760a6916a5c219286492ec2edb22eba026a9b97bae0c00a93f37dde7575dc3a76581c616951ebf36c153e03819745bef7bf711efe0eb76f20dc460e800e87da20e5ffc4977766ecd7ef238ffef2ee87496c28995fb1027c859e478ec78afd08ca109d9b7711496b28aa252061cdb8cdb7c68d37be05631a2a681ddafd3f5255715ea5cbadd9dece719ac66bd0ea9bd45c4b", 0x9c}], 0x2, &(0x7f0000001280)=[{0x88, 0x111, 0xfffffffffffffffd, "23c38691c7e1d4b9c89d14af038491d9b180a4419b0f89260de49ef238d4f6f738c7b72c2d558eabaa591bfcda4c1f08fc9170a4ccbc5883dbce564256f833b50051c3a6103eebfeb69fdae17c2265e9588be69104ecebaf1d1d2af2878d67dbc1236ec34bec927615f610b7dc1e046105f9"}], 0x88, 0x800}, 0x800) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x10}, 0x10) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000100)=r2, 0x4) socket$kcm(0x29, 0xfffffffffffffffe, 0x0) socketpair(0x4, 0x3, 0x100000001, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_BPF(r3, 0x40042408, r2) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000080)=r2, 0x4) 2018/05/28 16:34:21 executing program 3: r0 = socket$kcm(0x29, 0x2, 0x0) socketpair$inet6(0xa, 0x2, 0x1, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0xa, 0x9, &(0x7f0000000040)=@framed={{0x18, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x3}, [@generic={0x9, 0x5, 0x6, 0x6}, @call={0x85, 0x0, 0x0, 0x19}, @generic={0xff, 0xffffffff7fffffff, 0x9, 0x2}], {0x95}}, &(0x7f00000000c0)='syzkaller\x00', 0x7b, 0x1000, &(0x7f0000001040)=""/4096, 0x0, 0x1, [], 0x0, 0xc}, 0x48) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f00000001c0)={r1, r2}) mkdir(&(0x7f0000001000)='./file0\x00', 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f0000000100)="4d06c406ba63b8838bc9140a82f2d59ae6cbab6f5d8deee0ddedf1730d27ef2c76") 2018/05/28 16:34:21 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0xfc00, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:21 executing program 4: socketpair$inet(0x1e, 0x805, 0x0, &(0x7f0000000040)={0x0, 0x0}) sendmsg(r0, &(0x7f00000004c0)={&(0x7f0000000080)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local={0x1, 0x80, 0xc2}}, 0x80, &(0x7f0000000000), 0x168, &(0x7f00000003c0)}, 0x0) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000100)) socketpair$inet(0x2, 0x80f, 0x8, &(0x7f0000000000)) sendmsg(r0, &(0x7f0000001900)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000140)="0a4fd7abc05014c77802af4f82ca7edf5f7bdfe02eab21669a8a0f8243d03e0066b139edd9b8c1e30370540c2a04", 0x2e}, {&(0x7f0000000180)="5c10875bff66d158ff4ecfcf0dcac433dcad795bdd1f7b2c79758714efb0e207576592523ed335af0a3cd27054da87f8ef681304d82393ac5e121c68ef4923cc0520d6d1de99bfbba99b9958f1d00dbbbf49c3128dd511a0a2a7e3fc3d0fa969911c6d603b497a62f3a40d1abc1fd2dd6ea88a94ce5aefa6fe7bb38b5c4073950834df44a26e02c9831aa9f47b7cc5bdfe9a5a197167211235c4d6eac6b0b62fe564d23321bfcadf3a6b42589c50b32d6de7fcd09da422d77f58e864434d3a826788491d0f6b85044e9f64bcd591e9b97999d1a62a41c05b95f3d7a89d9c", 0xde}, {&(0x7f0000000280)="1f343c92cab29088246779449536b40e9b663be5bfe8623b6b6445c24d947ea31b4be34f55a01c0048296d25da71ca7a29c363a667d10a27a71080eec7f4d709031e0c110ebf61cf4edddfb9519a96a2d5882e7b91c8410a0ba66de798022b15a2186af96711b3894c8a360ec0c1524bedbf3fa877ae692da165a9c2231c6817f3aa82e4c4d54e52742121d28e9a3457e15efefb830596bd8048dd674cd43055e2588a7cf397d1beee2de1e9efc5bbdf1d8a86bd105baeb3b15b8f81919aa8256751f749514d20d6a6", 0xc9}, {&(0x7f0000000380)="2fc11717f342123fc992d6baf05f8d0a765a78ef94a002d80a75cce349227fa68d8b66590e98bdaa62f30c5836f0dcadc624129f576fd968643ec4cf7a6ba0fed25a58d912051fdb8ed238a3d6dced9fc190acc9a793648c24a7908b0bed91e4b95136bf9e0f77a011f9b8c275df77389de02bec95fe032facb0ff3f2540c5034128ae22e158dbcacc622287dad2fd2d6284cf79f51eb5695c26b32fdb951b29b0b8d60391c7dc0543b228f4b7faa09761138a9fae5c741a3f0f4807687b7135b68ce75044c46c", 0xc7}], 0x4, &(0x7f0000000500)=ANY=[@ANYBLOB="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0fd090000b56d546b29ebe3382a0f7be9cb2801a0493f833ff4a4e11bdaead53002795577c8971ed36db920fb7ee61340957d0cbe587ea64d8b76b108e015f0860cb172bcc77664f1864b313034e2ab74b80559f5497b8968e9000000"], 0x13d8, 0x20000000}, 0x4000041) gettid() 2018/05/28 16:34:21 executing program 1: socketpair(0x1, 0x1, 0x0, &(0x7f0000000740)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f00000001c0), &(0x7f00000002c0)}, 0x20) bpf$MAP_CREATE(0x0, &(0x7f00000002c0), 0x2c) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f2, &(0x7f0000000300)='gre0\x00') sendmsg(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)=[{&(0x7f0000000000)="03343d4ba887d911cbf3ea3c", 0xc}, {&(0x7f0000000040)="f05fd15177b6a82e19ab63b0ea9a01c7c15b6bc2b39306b7931a216be28ad9ae6d1b32f4980bbe69831ed1318d37d9b712f05004526ae3384bcbec86a7151b530f530b76605d2c4081babd21f5b59de1412129e8f64572a6071fff71cca26471", 0x60}, {&(0x7f00000000c0)="1265739310b8ef5d32afcb84478a67f00865ef94bd3aba390af6a42c48defcf7b0062a844e8f95816a10b943df00016d5d4dbef863ef961783396805e28bf6f3d7af66735ea15a6149c142f7a3e78a280e53568f01307c78ca1a887bdbd74aaa16235e20802fd0b63e80f8e730a1ce3b0b08faa7f2a5d2af2ee85c1b74ab670282840576b52b92902e9d4def12f48658afe1b192ef19eeb7457b11337df10242de2d357e36aa904021e3483c309e58dc715a07f0cd77adad2bd5a4ca6f875ec0bb69fbca09545410d570b7ee5bedcbf16c4fdd6483b8438852121420b54a20b1d1e3a51213f55b85ef4a91e66e", 0xed}, {&(0x7f00000001c0)="087c04f5f0c482c357854bd4489328fc2ba6bab14f0ec06057f223f8f907cec4940488261acf7f44ff5f341092f48474ffa296f03dd29af1bbf36eb2c1d7846e8d9070073f4e83da889533fada4452e46308a9c1848d356b93d80f4c94c95ff53e4b301b549afdcd3749e6d3a78d3d344d5cd8def8e34e02", 0x78}], 0x4, &(0x7f0000000340)=[{0x78, 0x13b, 0x2, "4636fc650ef5497ab1d02c799f0c9ecdfaf62203db075f25804c5d2dbed6ee0d46607ee0038a12df4f1334de3ad0fb2089c428cec2dff3364216e367bc88d1064b7a35d4e96153fc8993c4f252cdcbb15a5f86727840cf0a4e958a9b6fa74f3ad235c69e"}, {0x20, 0x1, 0x0, "35c914620697227076c9"}, {0x100, 0x10e, 0x1, "072778da86b1465f754959f4bb9e1ede2e270870e5d50f548467ee5a4db807a2da81c3d4add2a774eaf6899d94e483529d1630ed6ce9490775c503f400d4761e66dd419a83ce15e6d87904f0cd337fcf3e98aa8ae897bb85730d4cffef332a95546b05a4b2b106ba4c08a4bec42c0d895a00e6146a1b32f52d3db34b6c9b339d880d9b9cd0f9d0de30733ca8b00ce39ae6b047b6a8eef64ae70e1eeb7103fc34e47e2f8b09bd93561957fbc3a11d77486e8f22c0d8a6729d075d678b6e3b00779854deb1499db73de1583941883db7a1bc8afa2dbb19022138959cbf9a45729d608948e28eedec360dd1198f"}, {0x80, 0xff, 0xffff, "0e26a30e4414fa4eb8cca881a955ed68cc8a34521b8d66f82a2c280bc016b64f9e3ce7a461e58916cc8c5afcad3b555d6d153fd1e924560c5bb2aff27bc209c0726657466601189dc6dbf029450e21346ab846a8a80613c9d1a35627d280f2e58dee547efae092b54327c3e37f"}, {0x60, 0x84, 0x0, "fdf38aed468efe9eb980cb4f5191cad893ac5189ba35f6a75f9fa7f4d0d3a3893f3524587b7b4e5ea87d3e6cc0e443e8fe8fbe237be34190ed40dbaef0b8e06fff3867c8bd8d7c20d31c8894658817"}, {0x78, 0x88, 0x6, "66e4a7eb643545835189021c91f78fa22cd77a735f84f7968ea1fed8b9ef09230494b4f2650e3ccb38126d94838d23eaed126c826afed8650032184249e1d69fa0b1bc225b8248150f1bd87df47643894824aae26e9c0ea35f6c43a462fdf42169b3d93201daf62e"}, {0x20, 0x6, 0x3, "5fac039fdb41917391df"}], 0x310, 0x800}, 0x90) [ 251.403550] FAULT_INJECTION: forcing a failure. [ 251.403550] name failslab, interval 1, probability 0, space 0, times 0 [ 251.414945] CPU: 1 PID: 19746 Comm: syz-executor6 Not tainted 4.17.0-rc6+ #25 [ 251.422245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.431731] Call Trace: [ 251.434354] dump_stack+0x1b9/0x294 [ 251.438046] ? dump_stack_print_info.cold.2+0x52/0x52 [ 251.443268] ? __save_stack_trace+0x7e/0xd0 [ 251.447637] should_fail.cold.4+0xa/0x1a [ 251.451738] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 251.456876] ? save_stack+0x43/0xd0 [ 251.460532] ? kasan_kmalloc+0xc4/0xe0 [ 251.464454] ? kmem_cache_alloc_trace+0x152/0x780 [ 251.469333] ? sctp_add_bind_addr+0xf9/0x4a0 [ 251.473781] ? sctp_copy_local_addr_list+0x499/0x690 [ 251.478923] ? sctp_copy_one_addr+0x5d/0x170 [ 251.483370] ? sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 251.489110] ? sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 251.493984] ? sctp_sendmsg+0x1888/0x1d70 [ 251.498164] ? inet_sendmsg+0x19f/0x690 [ 251.502173] ? sock_sendmsg+0xd5/0x120 [ 251.506100] ? ___sys_sendmsg+0x805/0x940 [ 251.510278] ? __sys_sendmsg+0x115/0x270 [ 251.514386] ? __x64_sys_sendmsg+0x78/0xb0 [ 251.518768] ? do_syscall_64+0x1b1/0x800 [ 251.522873] ? graph_lock+0x170/0x170 [ 251.526744] ? find_held_lock+0x36/0x1c0 [ 251.530843] ? print_usage_bug+0xc0/0xc0 [ 251.534941] ? graph_lock+0x170/0x170 [ 251.538775] ? find_held_lock+0x36/0x1c0 [ 251.542879] ? lock_downgrade+0x8e0/0x8e0 [ 251.547065] __should_failslab+0x124/0x180 [ 251.551332] should_failslab+0x9/0x14 [ 251.555187] kmem_cache_alloc_trace+0x4b/0x780 [ 251.559809] ? __sctp_v6_cmp_addr+0x1d9/0x530 [ 251.564345] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.569953] sctp_add_bind_addr+0xf9/0x4a0 [ 251.574224] ? sctp_bind_addr_free+0x20/0x20 [ 251.578673] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 251.583904] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 251.589135] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 251.594193] sctp_copy_local_addr_list+0x499/0x690 [ 251.599164] ? sctp_defaults_init+0xe50/0xe50 [ 251.603694] ? get_random_bytes+0x34/0x40 [ 251.607878] ? sctp_association_new+0x19d8/0x2170 [ 251.612775] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 251.618038] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.623609] sctp_copy_one_addr+0x5d/0x170 [ 251.627880] ? sctp_copy_one_addr+0x5d/0x170 [ 251.633894] sctp_bind_addr_copy+0x16b/0x45b [ 251.638342] ? sctp_copy_one_addr+0x170/0x170 [ 251.642885] ? sctp_autobind+0x16d/0x1f0 [ 251.647074] ? sctp_do_bind+0x5f0/0x5f0 2018/05/28 16:34:21 executing program 4: socketpair(0x1, 0x2, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x8}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r1, &(0x7f0000000100)="73dabe713157209fdc41d61d7b7df0de6b4a7066c9604bce461d699497a2503b11ad1a4ead122617f88f6bc0c67afd0c8b780308671fdc3c1525c48ac58f7bdbd40eaeca9cd97f31d5ae1e1dede6d772b2e79171855a47b701175cb7a797de369cf8a276a144c314f691bae4cf56700a36dba8e15135e95776c8bc407f2ff9cf10ea108ac2db644c55febdbab8f70f982d6e786c4f446fddf30b34cff76b76eaddfe49dcc99394a02c9ddbb1bad0aa1afedeab206563055c6a35958426a1896c8f50721f989ce4df", &(0x7f0000000200)="56ebaedf6ffd4543459933440db49c334705f7530c4c36906f22531d3a6009875c5131a3d64808dc084d8cb9063236bec29afa321f950df26ee661f49f2e452e2f3b5410371fd404e6d3ff240b0703eed7997a7a4c5e068ee40c14320a79f534d0bbafcb66a1c56396a01cd050c0e2e54162ce6001093ff041668c52b2986549c1be5a0a454dadce18b5eafb360d0b2335aabf21b3ce8c06c4985beff33443858f9f30efbd2cab291989bfbf1051c324ddf2735f09f2cde52aec3c885c94bdb9b1fd7fba329a7ec8fd01e3b842679ddf0bdcdf4c43a6f34f97d8c24624bae8f5da706c494d0156e7752fb5564af2babda384be"}, 0x20) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8946, &(0x7f0000000040)="6c6f00966fd651b159a9c84a2c60d29800000020") bpf$MAP_CREATE(0x0, &(0x7f0000000300)={0xd, 0x2, 0x0, 0x2b76, 0x6, r0, 0x8}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000340)={0x7d024949d0555ed8, 0x100000000, 0x7, 0x21, 0x1, r0, 0x3}, 0x2c) 2018/05/28 16:34:21 executing program 1: socketpair(0x0, 0x0, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) socket$kcm(0xa, 0x1, 0x0) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000000)={r0, &(0x7f00000001c0)="9e55d8f6a000d1f91b30ae83c7525bd648493a98ff70e46a3033c955e3d0451f9f7415b656a0ce0bb01b3cd1452e6ac2d8ee25ae5ce64a68baa7a1e0f167146cf8c4d478ff5d9c019a16fe1c738e56b871b1b27767cecd57ce06ccd94b73b4e8faefa7139a948dd3cd623f2e268e699138244d4325c5744566cce1119b5b12e49eb0a2e1b7ef110fb72ec888730a", &(0x7f00000002c0)=""/238}, 0x18) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000280)={0x12, 0x0, 0x4, 0x1, 0x0, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000180)={r1, &(0x7f0000000000), &(0x7f0000000140)}, 0x20) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000080)={r1, &(0x7f0000000880)="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", &(0x7f00000007c0)=""/141}, 0x18) 2018/05/28 16:34:21 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x4000000000000000, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:21 executing program 7: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000001540)={0xffffffffffffff9c}) close(r0) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000001580)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f00000015c0)={r1}) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r2) socket$kcm(0x2, 0xa, 0x2) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x541b, 0x707000) bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x40, 0x0, 0xffffffffffffff9c}, 0x2c) [ 251.651094] sctp_assoc_set_bind_addr_from_ep+0x165/0x1c0 [ 251.656665] ? security_sctp_bind_connect+0x99/0xc0 [ 251.661719] sctp_sendmsg_new_asoc+0x3c1/0x1120 [ 251.666413] ? sctp_sendmsg+0x125e/0x1d70 [ 251.671042] ? sctp_autobind+0x1f0/0x1f0 [ 251.675230] ? __local_bh_enable_ip+0x161/0x230 [ 251.680846] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 251.685899] ? lock_sock_nested+0x9f/0x120 [ 251.690161] ? trace_hardirqs_on+0xd/0x10 [ 251.694342] ? __local_bh_enable_ip+0x161/0x230 [ 251.699055] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 251.704630] ? sctp_endpoint_lookup_assoc+0x183/0x290 [ 251.709855] sctp_sendmsg+0x1888/0x1d70 [ 251.713856] ? do_raw_spin_unlock+0x9e/0x2e0 [ 251.718304] ? sctp_id2assoc+0x3e0/0x3e0 [ 251.722397] ? _raw_spin_unlock_bh+0x30/0x40 [ 251.726837] ? __release_sock+0x3a0/0x3a0 [ 251.731022] inet_sendmsg+0x19f/0x690 [ 251.734850] ? copy_msghdr_from_user+0x3a0/0x560 [ 251.739631] ? ipip_gro_receive+0x100/0x100 [ 251.743978] ? move_addr_to_kernel.part.18+0x100/0x100 [ 251.749290] ? security_socket_sendmsg+0x94/0xc0 [ 251.754075] ? ipip_gro_receive+0x100/0x100 [ 251.758435] sock_sendmsg+0xd5/0x120 [ 251.762187] ___sys_sendmsg+0x805/0x940 [ 251.766197] ? copy_msghdr_from_user+0x560/0x560 [ 251.770998] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 251.776584] ? proc_fail_nth_write+0x96/0x1f0 [ 251.781121] ? __fget_light+0x2ef/0x430 [ 251.785128] ? fget_raw+0x20/0x20 [ 251.788706] ? find_held_lock+0x36/0x1c0 [ 251.792779] ? kasan_check_write+0x14/0x20 [ 251.797037] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.802586] ? sockfd_lookup_light+0xc5/0x160 [ 251.807079] __sys_sendmsg+0x115/0x270 [ 251.810963] ? __ia32_sys_shutdown+0x80/0x80 [ 251.815368] ? __sb_end_write+0xac/0xe0 [ 251.819336] ? fput+0x130/0x1a0 [ 251.822606] ? ksys_write+0x1a6/0x250 [ 251.826404] __x64_sys_sendmsg+0x78/0xb0 [ 251.830471] do_syscall_64+0x1b1/0x800 [ 251.834350] ? finish_task_switch+0x1ca/0x840 [ 251.838837] ? syscall_return_slowpath+0x5c0/0x5c0 [ 251.843757] ? syscall_return_slowpath+0x30f/0x5c0 [ 251.848703] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 251.854077] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.858937] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 251.864115] RIP: 0033:0x455a09 [ 251.867306] RSP: 002b:00007f4ce36c6c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 251.875013] RAX: ffffffffffffffda RBX: 00007f4ce36c76d4 RCX: 0000000000455a09 [ 251.882271] RDX: 00000000000400c1 RSI: 0000000020000700 RDI: 0000000000000013 [ 251.889529] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 251.896788] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/05/28 16:34:22 executing program 0: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000002c0)={&(0x7f0000000040)=@sco={0x1f, {0x8000000, 0x0, 0x30c}}, 0x80, &(0x7f0000000000), 0xa2}, 0x0) [ 251.904211] R13: 000000000000057f R14: 00000000006fc488 R15: 0000000000000036 2018/05/28 16:34:22 executing program 4: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x8904, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000040)={r0}) 2018/05/28 16:34:22 executing program 5: r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg(r0, &(0x7f0000000700)={&(0x7f0000000200)=@in6={0xa, 0x0, 0x41, @local={0xfe, 0x80, [], 0xaa}, 0x17}, 0x80, &(0x7f0000000000)=[{&(0x7f0000002580)="d5", 0x1}], 0x1, &(0x7f0000003580)}, 0x400c1) 2018/05/28 16:34:22 executing program 3: bpf$PROG_LOAD(0x5, &(0x7f00000018c0)={0x0, 0x2, &(0x7f0000000040)=ANY=[@ANYBLOB="18008e9b7a00000000000000e7564e7b43b28e13"], &(0x7f0000000100)='syzkaller\x00', 0x0, 0x1f, &(0x7f0000000140)=""/31}, 0x48) r0 = socket$kcm(0x2, 0x1000000002, 0x0) sendmsg(r0, &(0x7f0000000080)={&(0x7f00000000c0)=@in={0x2, 0x4e22}, 0x80, &(0x7f0000000740), 0x0, &(0x7f0000000040)=[{0x18, 0x0, 0x7, "4404"}], 0x18}, 0x0) [ 252.056134] [ 252.057815] ======================================================