INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.21' (ECDSA) to the list of known hosts. 2018/04/19 15:03:56 fuzzer started 2018/04/19 15:03:57 dialing manager at 10.128.0.26:37327 2018/04/19 15:04:03 kcov=true, comps=false 2018/04/19 15:04:07 executing program 0: pipe2(&(0x7f0000989000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) r1 = userfaultfd(0x0) dup2(r0, r1) 2018/04/19 15:04:07 executing program 1: r0 = memfd_create(&(0x7f0000034ffe)='\x00 ', 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000000180)='/dev/snd/seq\x00', 0x0, 0x101802) r2 = dup2(r1, r0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r2, 0xc08c5332, &(0x7f000002b000)={0x0, 0x0, 0x0, "9ede7a8c5ae95ec8672c93340f643a664f13eeab65c0322901dc6bd36cde2c51f01b7f0b014f9f91eeb7c37c7240f476c8d753d000aa8faf8fb574dbcfa6dc4d"}) write$sndseq(r0, &(0x7f0000044fd0)=[{0x0, 0xffffffff, 0x0, 0x0, @tick=0x3, {}, {}, @ext={0x0, &(0x7f0000051000)}}], 0x30) write$sndseq(r2, &(0x7f0000048fe4)=[{0x0, 0x1ff, 0x0, 0x0, @time={0x77359400}, {}, {}, @control}], 0x30) 2018/04/19 15:04:07 executing program 7: r0 = memfd_create(&(0x7f0000813ffa)='ramfs\x00', 0x0) ftruncate(r0, 0x2000af) preadv(r0, &(0x7f0000001140)=[{&(0x7f0000000140)=""/4096, 0x1000}], 0x1, 0x0) 2018/04/19 15:04:07 executing program 4: syz_mount_image$xfs(&(0x7f0000000000)='xfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x4e, &(0x7f0000000200)=[{&(0x7f0000010000)="5846534200001000000000000000200000000000000000000000000000000000740ba15af96f40c1a711f7bca18b58ac00000000000010060000000000000060000000000000006100000000000000620000000100001000000000020000000000000200b5a50200020000080000000000000000000000000c0909030c0000190000000000000040000000000000003d0000000000001dee0000000000000000000000000000000000000000000000000000000000000004000000020000000400000000000020000000018a0000018a00000000000000010000000100000000176cf02c", 0xe4}, {&(0x7f0000010300)="584147490000000100000000000010000000004000000003000000010000003d00000060ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff740ba15af96f40c1a711f7bca18b58ac540625fc0000000000000000000000000000000400000001", 0x150, 0x400}, {&(0x7f0000010a00)="4649423300000001ffffffffffffffff00000000000000200000000000000000740ba15af96f40c1a711f7bca18b58ac00000000486f56fb000000600000003dfffffffffffffff8", 0x48, 0x4000}, {&(0x7f0000010c00)="494e80000302000000000000000000000000000100000000000000000000000000000000000000005abd08c501a9a8c05abd08c501a9a8c000000000000000000000000000000000000000000000000000000002000000000000000400000000ffffffffd03b1887000000000000000200000000000000000000000000000000000000000000000000000000000000005abd08c501a9a8c00000000000000061740ba15af96f40c1a711f7bca18b58ac00000000000000000000000000000000", 0xc0, 0xc200}, {&(0x7f0000010e00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xc600}, {&(0x7f0000011000)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xc800}, {&(0x7f0000011200)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xca00}, {&(0x7f0000011400)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xcc00}, {&(0x7f0000011600)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xce00}, {&(0x7f0000011800)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xd000}, {&(0x7f0000011a00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xd200}, {&(0x7f0000011c00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xd400}, {&(0x7f0000011e00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xd600}, {&(0x7f0000012000)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xd800}, {&(0x7f0000012200)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xda00}, {&(0x7f0000012400)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xdc00}, {&(0x7f0000012600)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xde00}, {&(0x7f0000012800)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xe000}, {&(0x7f0000012a00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xe200}, {&(0x7f0000012c00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xe400}, {&(0x7f0000012e00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xe600}, {&(0x7f0000013000)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xe800}, {&(0x7f0000013200)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xea00}, {&(0x7f0000013400)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xec00}, {&(0x7f0000013600)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xee00}, {&(0x7f0000013800)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xf000}, {&(0x7f0000013a00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xf200}, {&(0x7f0000013c00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xf400}, {&(0x7f0000013e00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xf600}, {&(0x7f0000014000)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xf800}, {&(0x7f0000014200)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xfa00}, {&(0x7f0000014400)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xfc00}, {&(0x7f0000014600)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0xfe00}, {&(0x7f0000014800)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x10000}, {&(0x7f0000014a00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x10200}, {&(0x7f0000014c00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x10400}, {&(0x7f0000014e00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x10600}, {&(0x7f0000015000)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x10800}, {&(0x7f0000015200)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x10a00}, {&(0x7f0000015400)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x10c00}, {&(0x7f0000015600)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x10e00}, {&(0x7f0000015800)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x11000}, {&(0x7f0000015a00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x11200}, {&(0x7f0000015c00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x11400}, {&(0x7f0000015e00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x11600}, {&(0x7f0000016000)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x11800}, {&(0x7f0000016200)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x11a00}, {&(0x7f0000016400)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x11c00}, {&(0x7f0000016600)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x11e00}, {&(0x7f0000016800)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x12000}, {&(0x7f0000016a00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x12200}, {&(0x7f0000016c00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x12400}, {&(0x7f0000016e00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x12600}, {&(0x7f0000017000)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x12800}, {&(0x7f0000017200)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x12a00}, {&(0x7f0000017400)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x12c00}, {&(0x7f0000017600)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x12e00}, {&(0x7f0000017800)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x13000}, {&(0x7f0000017a00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x13200}, {&(0x7f0000017c00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x13400}, {&(0x7f0000017e00)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x13600}, {&(0x7f0000018000)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x13800}, {&(0x7f0000018200)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x13a00}, {&(0x7f0000018400)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x13c00}, {&(0x7f0000018600)="494e000003000000000000000000000000000000000000000000000000000000", 0x20, 0x13e00}, {&(0x7f0000018800)="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", 0x100, 0x1000000}, {&(0x7f0000018a00)="00000000000000000000000000000000000000000000000045147db500000000", 0x20, 0x10002c0}, {&(0x7f0000018d00)="5841464c00000001740ba15af96f40c1a711f7bca18b58acffffffffffffffff439a3f7400000206000002070000020800000209ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0x200, 0x1000600}, {&(0x7f0000019000)="4142334300000002ffffffffffffffff00000000000080100000000000000000740ba15af96f40c1a711f7bca18b58ac000000013b9c425500000005000000010000020a00000df6000000000000000000000000000000000000000000000000", 0x60, 0x1002000}, {&(0x7f0000019200)="4649423300000000ffffffffffffffff00000000000080200000000000000000740ba15af96f40c1a711f7bca18b58ac00000001e59059400000000000000000", 0x40, 0x1004000}, {&(0x7f0000019400)="00000000000000000000000000000001740ba15af96f40c1a711f7bca18b58ac0000800000000000000000000000000000000000000000000000000000000000", 0x40, 0x1006120}, {&(0x7f0000019600)="0000000100000000000000000000000000000000000000000000000000000000", 0x20, 0x1006400}, {&(0x7f0000019800)="0000000100000000000000000000000000000000000000000000000000000000", 0x20, 0x1006800}, {&(0x7f0000019a00)="0000000100000000000000000000000000000000000000000000000000000000", 0x20, 0x1006c00}, {&(0x7f0000019c00)="0000000100000000000000000000000000000000000000000000000000000000", 0x20, 0x1007000}, {&(0x7f0000019e00)="0000000100000000000000000000000000000000000000000000000000000000", 0x20, 0x1007400}, {&(0x7f000001a000)="0000000100000000000000000000000000000000000000000000000000000000", 0x20, 0x1007800}, {&(0x7f000001a200)="0000000100000000000000000000000000000000000000000000000000000000", 0x20, 0x1007c00}], 0x0, &(0x7f000001a400)={'nouuid,'}) 2018/04/19 15:04:07 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f000001dfc8)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f00000007c0)={&(0x7f0000000040)=@ipv6_newroute={0x1c, 0x18, 0x501, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}}, 0x1c}, 0x1}, 0x0) 2018/04/19 15:04:07 executing program 6: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) mount(&(0x7f0000000040)='./control\x00', &(0x7f0000000080)='./control\x00', &(0x7f0000000280)='xfs\x00', 0x21000, &(0x7f00000000c0)) unlink(&(0x7f0000000200)='./control/file0\x00') rmdir(&(0x7f000015dff6)='./control\x00') close(r0) 2018/04/19 15:04:07 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000b00)='./cgroup.cpu\x00', 0x200002, 0x0) fchdir(r0) r1 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) sendfile(r1, r1, &(0x7f0000000040), 0x80000001) creat(&(0x7f0000000240)='./bus\x00', 0x0) 2018/04/19 15:04:07 executing program 3: r0 = creat(&(0x7f0000002540)='./file0\x00', 0x0) writev(r0, &(0x7f0000000200)=[{&(0x7f0000000040)='x', 0x1}], 0x1) ioctl$fiemap(r0, 0x40086602, &(0x7f0000000100)=ANY=[]) syzkaller login: [ 43.575237] ip (3721) used greatest stack depth: 54656 bytes left [ 44.647492] ip (3826) used greatest stack depth: 54200 bytes left [ 45.301789] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.308378] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.353992] device bridge_slave_0 entered promiscuous mode [ 45.398755] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.405276] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.443341] device bridge_slave_0 entered promiscuous mode [ 45.488116] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.494625] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.511918] device bridge_slave_0 entered promiscuous mode [ 45.547793] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.554330] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.575501] device bridge_slave_0 entered promiscuous mode [ 45.595133] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.601635] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.618850] device bridge_slave_0 entered promiscuous mode [ 45.632962] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.639488] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.665451] device bridge_slave_1 entered promiscuous mode [ 45.673525] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.680121] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.702540] device bridge_slave_0 entered promiscuous mode [ 45.715236] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.721740] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.735921] device bridge_slave_0 entered promiscuous mode [ 45.750361] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.756881] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.773011] device bridge_slave_1 entered promiscuous mode [ 45.779981] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.786519] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.799280] device bridge_slave_1 entered promiscuous mode [ 45.812260] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.818745] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.836323] device bridge_slave_1 entered promiscuous mode [ 45.856817] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.864350] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.870841] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.902015] device bridge_slave_0 entered promiscuous mode [ 45.915645] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.922178] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.939585] device bridge_slave_1 entered promiscuous mode [ 45.950668] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.957769] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.975601] device bridge_slave_1 entered promiscuous mode [ 45.982819] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.989282] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.015087] device bridge_slave_1 entered promiscuous mode [ 46.022315] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.031954] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.041972] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.050079] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.080510] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.087015] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.132068] device bridge_slave_1 entered promiscuous mode [ 46.151943] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.172876] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.202635] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.210334] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.283547] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.292382] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.357946] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.376643] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.387274] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.423232] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.580478] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.025084] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.226133] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.269866] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.289876] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.369199] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.378418] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.398861] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.434160] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.457308] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.538800] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.571181] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.591313] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.600500] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.634825] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.715877] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.726365] ip (4053) used greatest stack depth: 53640 bytes left [ 47.804313] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.312410] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.511573] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.518988] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.589801] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.603822] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.634922] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.658215] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.759657] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.766873] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.777171] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.804877] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.818661] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.827217] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.835214] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.846509] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.856763] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.891686] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.967104] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.974317] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.990173] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.053151] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.061538] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.075649] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.082817] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.101878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.124111] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.144463] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.164333] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.172327] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.181182] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.197972] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.206536] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.227158] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.251603] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.259299] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.276031] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.300853] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.317281] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.324319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.349456] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.368169] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.375381] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.384610] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.394471] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.404784] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.415752] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.423722] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.467207] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.504505] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.527819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.538168] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.548473] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.558055] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.569541] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.585010] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.608945] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.628806] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.649424] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.666155] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.686940] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.717190] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.864434] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.871696] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.885529] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.533328] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.539857] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.546718] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.553172] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.587330] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.601196] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.809435] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.815968] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.822889] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.829750] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.848591] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.865865] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.872360] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.879292] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.885792] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.918107] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.928250] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.934775] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.941660] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.948185] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.979427] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.991307] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.997805] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.004665] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.011146] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.062666] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.076330] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.082858] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.089785] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.096283] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.128116] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.135186] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.141683] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.148627] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.155151] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.172569] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.414309] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.420825] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.427707] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.434188] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.488597] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.640609] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.661715] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.696714] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.707109] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.722662] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.730778] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.738740] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.304099] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.581973] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.604230] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.699750] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.747784] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.801807] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.825619] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.131008] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.137415] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.146759] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.278183] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.394534] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.400860] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.414727] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.500341] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.506709] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.518479] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.561437] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.567729] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.579749] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.610257] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.616615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.634150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.667186] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.683254] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.690681] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.720094] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.735872] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.761941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.172722] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.179160] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.189744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/19 15:04:34 executing program 4: r0 = syz_open_dev$sndseq(&(0x7f0000000100)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000000000)={{0x80, 0xffffffffdfffffff}, "706f7274300000000000000000000000000000000000000000f6ff1500000000000000000012d000000000000000000000000000000200", 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r0, 0x40a85321, &(0x7f0000fbf000)={{0x80, 0xff}, 'port0\x00'}) 2018/04/19 15:04:34 executing program 2: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000480)={&(0x7f0000000180)={0x10}, 0xc, &(0x7f0000000440)={&(0x7f0000000340)=@allocspi={0xf8, 0x16, 0x505, 0x0, 0x0, {{{@in=@multicast2=0xe0000002, @in6=@mcast1={0xff, 0x1, [], 0x1}}, {@in=@remote={0xac, 0x14, 0x14, 0xbb}, 0x0, 0x33}, @in6=@loopback={0x0, 0x1}}}}, 0xf8}, 0x1}, 0x0) 2018/04/19 15:04:34 executing program 4: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x0, 0x108000001}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$packet(0x11, 0x2, 0x300) syz_open_dev$tun(&(0x7f00000001c0)='/dev/net/tun\x00', 0x0, 0x0) unshare(0x40600) pselect6(0x40, &(0x7f00000abfc0)={0x3ffffd}, &(0x7f0000768000), &(0x7f00007fbfc0), &(0x7f0000f22000)={0x0, 0x989680}, &(0x7f0000f14000)={&(0x7f0000553ff8), 0x8}) 2018/04/19 15:04:35 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f000001dfc8)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f00000007c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="1c0000001800010500000000000000000a0000030000000900000000"], 0x1}, 0x1}, 0x0) 2018/04/19 15:04:35 executing program 6: r0 = gettid() r1 = socket$inet(0x2, 0x1, 0x0) connect$inet(r1, &(0x7f0000000300)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000583ffc)) timer_settime(0x0, 0x0, &(0x7f0000000000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000e60000)) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) tkill(r0, 0x15) 2018/04/19 15:04:35 executing program 3: clock_gettime(0x7, &(0x7f0000000140)) 2018/04/19 15:04:35 executing program 7: clock_adjtime(0x0, &(0x7f0000000140)={0xd9, 0xff00000000000000, 0x0, 0x0, 0x0, 0x1}) 2018/04/19 15:04:35 executing program 2: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000480)={&(0x7f0000000180)={0x10}, 0xc, &(0x7f0000000440)={&(0x7f0000000340)=@allocspi={0xf8, 0x16, 0x505, 0x0, 0x0, {{{@in=@multicast2=0xe0000002, @in6=@mcast1={0xff, 0x1, [], 0x1}}, {@in=@remote={0xac, 0x14, 0x14, 0xbb}, 0x0, 0x33}, @in6=@loopback={0x0, 0x1}}}}, 0xf8}, 0x1}, 0x0) 2018/04/19 15:04:35 executing program 4: io_setup(0x59, &(0x7f0000000140)) io_setup(0xaa8, &(0x7f00000001c0)) io_setup(0x401, &(0x7f0000000200)) io_setup(0x23, &(0x7f0000000080)) io_setup(0x5f7c, &(0x7f0000000240)) 2018/04/19 15:04:35 executing program 5: r0 = signalfd4(0xffffffffffffffff, &(0x7f0000fe9000), 0x8, 0x0) readv(r0, &(0x7f00000003c0)=[{&(0x7f0000000180)=""/233, 0xe9}], 0x1) unshare(0x400) signalfd4(r0, &(0x7f0000a9bff8), 0x8, 0x0) 2018/04/19 15:04:35 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000080)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x20000802, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000740)='syz_tun\x00', 0x47b) sendto$inet(r0, &(0x7f0000000240)="a9", 0x1, 0x0, &(0x7f0000000300)={0x2, 0x0, @dev={0xac, 0x14, 0x14}}, 0x10) setsockopt$sock_int(r0, 0x1, 0x2f, &(0x7f0000000040), 0x4) sendto$inet(r0, &(0x7f0000000780)="8766de7f1cd887da65f8503613de49ad3d819add6763e81018111e4ebe72baf3dc830618205cfaba143a61a2aa76af9ad5a707dcd849d8bc33f38a9437380c1f7c8ca18909699e09b66c472c2f4c6f8ce652a5222e59f7630ac491e461a92ce3f649c9a7efbb7e41aad7ec2063be1571c8189bfff91f00a958e8909394e5f8b9d4056a5f00f4cd8e88d042a14f73bbdf7386c58efb388550bb6e8bbe431e3548f5664de86b83f999b8c0084123efaaebf81860b30e9f519dc383bdd4a252c066ef6a05845ecb362b453f4e5105680d85bf51798d4f8697daa50e860f8d7134523391494a9affac412b56d5907421c19fbd62c79e6e83c9fb2b8e3c55f545d3fbdf9931f7648ced54b32ffdc609e76558aad3938f3792412719f587b511ad6763f74418384bb3d9b023395389a9489c20ff425cc65d10f3127956c94aace8ed535ff313073b5edc79c4b1cf31a4a96336c6e35c0bec95fd7dff3b2dc0f294d5d0740080218aa2474a685e8b40b22e49cef0552f2e987f352462d7b9478a880b0427c5c2392bcc8840dcfa8350072da6f5a6145e543fc049172f4d495ec54a2f40fbb18b0169e57df9a2ace72f9a3da6e34f1aa137a04e075ede6ad519c8c0ebb10f3e5a9074dca884884f847cfa6a7abde70550727f2286299579043a56510fd659c2e11a545d383091e7e3098108499e9fa336ce12b41ae6c64e549bd05ec2474bb103c1ebc4edf77c5c01fc25fb60b51c0ae6cf2a03b04a35261dd560544b4ecd8ccc704c38006bcf0d9695544fb9ae0279524eb81b3b6ee00e6c7c86afaa4e3a5eeccc59ffcf0d2fc82d3674aeecfc12721dede2a36e795e528a91de305dea9ca56279e3746f63755072409f3b4113510fdde88473b35f5c87ac4ab26d222551f76d508b9239495ec47964bd3922e0ac2fa29a820388bc33678fbb88134d2281479e67bdddcaff83777a78ab34d71593a0d3b95b614888be339148d9c6219d2c19c191f31f8fb136cb8b38d7dd32b4c9ab3e53b07586006c19e21962f2234fc3516550664cb00ffad71b54ad1231825d1e51dd52daaef39f1ca62627b6513e04ec8ba2520c4dd3a6cf8f778a7b49ba60ab6511613d62b17a3930a34fe5625020228f459a602ff58a8477233e6dda0ba047191bf7e412a57a561c230788a1ed404bc3ed4e655c67c5b69fe09d474f67b001fc5a4f22fafa9b6b1e227b47aacc9644698279d0f722a85c189478448908be3034990b259c8959fd0683ee079f39586a48289b5e23d698af1055924e8d2268aebecb607fa5b29f280f254daa8d82d4bf36ddf85f7d4c6d03983365ec491306de538bfdbb5bca3bb0376d0c80044c1614c15e5ba2abb1e649734377229412f25c485a102843f288ef1215c1e3e25a798ce4691f39b563fbf06ae94708e8ca6321a6a511b064e05d4435e09fdc532c34", 0x401, 0x0, &(0x7f00000000c0)={0x2, 0x0, @dev={0xac, 0x14, 0x14}}, 0x10) 2018/04/19 15:04:35 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f00000000c0)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000340)={0x1c, 0x19, 0x2ff, 0x0, 0x0, {0xa}, [@nested={0x8, 0x0, [@generic="c4"]}]}, 0x1c}, 0x1}, 0x0) 2018/04/19 15:04:35 executing program 0: r0 = syz_open_dev$tun(&(0x7f00000040c0)='/dev/net/tun\x00', 0x0, 0x0) fstat(r0, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setregid(0x0, r1) 2018/04/19 15:04:35 executing program 2: r0 = syz_open_dev$evdev(&(0x7f0000079fee)='/dev/input/event#\x00', 0x0, 0x0) r1 = epoll_create(0x5) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000000)) poll(&(0x7f0000000140)=[{r1}, {r0}], 0x2, 0x6c) 2018/04/19 15:04:35 executing program 1: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) fchdir(r0) rename(&(0x7f00000019c0)='./control\x00', &(0x7f0000001940)="131377c5fc35d41454d5d41d29ad1a6029598146e6be166e41ad0dbd4054033c9f33bbda8224a2f3d772e7636e48b33cbf708372e8f1b9933ec5127743be2206209ef02df9cbf2f6e880d3382f") 2018/04/19 15:04:35 executing program 7: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f000080dff6)='./control\x00', 0x0, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000000480)='./file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time={0x77359400}}], 0x1c) link(&(0x7f0000f3bff8)='./file0\x00', &(0x7f0000000080)='./control/file0\x00') dup2(r0, r1) 2018/04/19 15:04:36 executing program 4: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_buf(r0, 0x29, 0x6, &(0x7f0000000000)="da", 0x1) 2018/04/19 15:04:36 executing program 5: r0 = signalfd4(0xffffffffffffffff, &(0x7f0000fe9000), 0x8, 0x0) readv(r0, &(0x7f00000003c0)=[{&(0x7f0000000180)=""/233, 0xe9}], 0x1) unshare(0x400) signalfd4(r0, &(0x7f0000a9bff8), 0x8, 0x0) 2018/04/19 15:04:36 executing program 3: r0 = open(&(0x7f0000b29ff8)='./file0\x00', 0x141046, 0x0) ftruncate(r0, 0x10000) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x840000000000801, 0x0) sendfile(r1, r0, &(0x7f00000d0ff8), 0x8000fffffffe) ioctl$TCFLSH(r1, 0x540b, 0x0) 2018/04/19 15:04:36 executing program 0: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000080)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x20000802, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) 2018/04/19 15:04:36 executing program 6: r0 = socket$inet6(0xa, 0x3, 0xe2) getsockopt$inet6_int(r0, 0x29, 0x2, &(0x7f0000004000), &(0x7f0000000000)=0x4) 2018/04/19 15:04:36 executing program 1: mkdir(&(0x7f0000fb3000)='./file0\x00', 0x0) mount(&(0x7f0000000840)='./file0\x00', &(0x7f0000000880)='./file0\x00', &(0x7f00000008c0)='mqueue\x00', 0x0, &(0x7f0000e2ef53)) umount2(&(0x7f0000000040)='./file0\x00', 0x4) r0 = syz_open_dev$tun(&(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000180)={"6966623000faffffffffffffff00", 0x5002}) r1 = syz_open_procfs(0x0, &(0x7f0000000240)="2f65786500000000000409004bddd9de91be10eebf000ee9a90f798058439ed554fa07424adee901d2da75af1f0200f5ab26d7a071fb35331ce39c5a") fcntl$setstatus(0xffffffffffffffff, 0x4, 0x6000) pread64(r1, &(0x7f0000003c00)=""/4096, 0xffffff72, 0x0) umount2(&(0x7f0000a23000)='./file0\x00', 0xc) 2018/04/19 15:04:36 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000080)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x20000802, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r0, &(0x7f0000000240)="a9", 0x1, 0x0, &(0x7f0000000300)={0x2, 0x0, @dev={0xac, 0x14, 0x14}}, 0x10) close(r0) 2018/04/19 15:04:36 executing program 7: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(&(0x7f0000a3f000)='./file0\x00', &(0x7f000001c000)='./file0\x00', &(0x7f00005e5000)='ramfs\x00', 0x0, &(0x7f000002c000)) r0 = open(&(0x7f0000f04ff8)='./file0\x00', 0x0, 0x0) getdents64(r0, &(0x7f0000000040)=""/177, 0xb1) getdents64(r0, &(0x7f0000000100), 0xffffffffffffff04) 2018/04/19 15:04:36 executing program 4: r0 = syz_open_dev$sndseq(&(0x7f0000054ff3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r0, 0x402c5342, &(0x7f0000483000)={0x0, 0x1000000000004, 0x8000, {0x77359400}}) 2018/04/19 15:04:36 executing program 6: r0 = socket$inet6(0xa, 0x3, 0xe2) getsockopt$inet6_int(r0, 0x29, 0x2, &(0x7f0000004000), &(0x7f0000000000)=0x4) 2018/04/19 15:04:36 executing program 2: open$dir(&(0x7f0000000000)='./file0\x00', 0x1fffe, 0x0) r0 = open$dir(&(0x7f00000002c0)='./file0\x00', 0x2, 0x0) write(r0, &(0x7f0000001300)="d8", 0x1) sendfile(r0, r0, &(0x7f0000000040), 0x7527fb71fffffffe) r1 = open(&(0x7f0000000080)='./file0\x00', 0x4009, 0x0) fallocate(r1, 0x20, 0x0, 0xfffffeff000) 2018/04/19 15:04:36 executing program 0: syz_emit_ethernet(0x2c, &(0x7f0000000680)={@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipx={0x8137, {0xffff, 0x1e, 0x0, 0x0, {@broadcast=0xffffffff, @current}, {@random, @random="dd329a62e3a7"}}}}}, &(0x7f00000004c0)) 2018/04/19 15:04:36 executing program 7: 2018/04/19 15:04:36 executing program 6: 2018/04/19 15:04:36 executing program 1: mkdir(&(0x7f0000fb3000)='./file0\x00', 0x0) mount(&(0x7f0000000840)='./file0\x00', &(0x7f0000000880)='./file0\x00', &(0x7f00000008c0)='mqueue\x00', 0x0, &(0x7f0000e2ef53)) umount2(&(0x7f0000000040)='./file0\x00', 0x4) r0 = syz_open_dev$tun(&(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000180)={"6966623000faffffffffffffff00", 0x5002}) r1 = syz_open_procfs(0x0, &(0x7f0000000240)="2f65786500000000000409004bddd9de91be10eebf000ee9a90f798058439ed554fa07424adee901d2da75af1f0200f5ab26d7a071fb35331ce39c5a") fcntl$setstatus(0xffffffffffffffff, 0x4, 0x6000) pread64(r1, &(0x7f0000003c00)=""/4096, 0xffffff72, 0x0) umount2(&(0x7f0000a23000)='./file0\x00', 0xc) 2018/04/19 15:04:37 executing program 4: r0 = syz_open_dev$sndseq(&(0x7f0000054ff3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r0, 0x402c5342, &(0x7f0000483000)={0x0, 0x1000000000004, 0x8000, {0x77359400}}) 2018/04/19 15:04:37 executing program 0: 2018/04/19 15:04:37 executing program 3: 2018/04/19 15:04:37 executing program 1: 2018/04/19 15:04:37 executing program 7: 2018/04/19 15:04:37 executing program 6: 2018/04/19 15:04:37 executing program 5: r0 = signalfd4(0xffffffffffffffff, &(0x7f0000fe9000), 0x8, 0x0) readv(r0, &(0x7f00000003c0)=[{&(0x7f0000000180)=""/233, 0xe9}], 0x1) unshare(0x400) signalfd4(r0, &(0x7f0000a9bff8), 0x8, 0x0) 2018/04/19 15:04:37 executing program 2: 2018/04/19 15:04:37 executing program 1: 2018/04/19 15:04:37 executing program 7: 2018/04/19 15:04:37 executing program 6: 2018/04/19 15:04:37 executing program 3: 2018/04/19 15:04:37 executing program 0: 2018/04/19 15:04:37 executing program 2: 2018/04/19 15:04:37 executing program 4: 2018/04/19 15:04:37 executing program 6: 2018/04/19 15:04:38 executing program 7: 2018/04/19 15:04:38 executing program 1: 2018/04/19 15:04:38 executing program 3: 2018/04/19 15:04:38 executing program 4: 2018/04/19 15:04:38 executing program 0: 2018/04/19 15:04:38 executing program 2: 2018/04/19 15:04:38 executing program 5: r0 = signalfd4(0xffffffffffffffff, &(0x7f0000fe9000), 0x8, 0x0) readv(r0, &(0x7f00000003c0)=[{&(0x7f0000000180)=""/233, 0xe9}], 0x1) unshare(0x400) signalfd4(r0, &(0x7f0000a9bff8), 0x8, 0x0) 2018/04/19 15:04:38 executing program 6: 2018/04/19 15:04:38 executing program 7: 2018/04/19 15:04:38 executing program 1: 2018/04/19 15:04:38 executing program 2: 2018/04/19 15:04:38 executing program 0: 2018/04/19 15:04:38 executing program 3: 2018/04/19 15:04:38 executing program 4: 2018/04/19 15:04:38 executing program 6: 2018/04/19 15:04:38 executing program 2: 2018/04/19 15:04:38 executing program 0: 2018/04/19 15:04:38 executing program 3: syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f0000000180)='./file0\x00', 0xfffffffffffffffc, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb3c906d6b66732e66617400020401000200077008f8", 0x16}], 0x0, &(0x7f00000000c0)=ANY=[]) r0 = open(&(0x7f0000000080)='./file0/file0\x00', 0x3fffa, 0x0) pwritev(r0, &(0x7f0000002640)=[{&(0x7f0000000400)="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", 0x801}], 0x1, 0x0) pwritev(r0, &(0x7f0000001f80)=[{&(0x7f0000001e80)="c0", 0x1}], 0x1, 0x0) readahead(r0, 0x0, 0x0) 2018/04/19 15:04:39 executing program 1: r0 = creat(&(0x7f0000000700)='./bus\x00', 0x0) r1 = open(&(0x7f00000000c0)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x28000) r2 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800002, 0x11, r2, 0x0) setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000005040)={@in6={{0xa}}, 0x0, 0x0, 0x0, "3a5a2e498096c1934b763b7f3352fb530751451ac825a402eec0c934cf8849557b9b13bd0ef6115fc126ebcfd4a4e8c53c113e7a9d51650e4011ea3f20bdbd99588fb09731f3dab2dac27a74be15acc6"}, 0xd8) r3 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) sendfile(r0, r3, &(0x7f0000d83ff8), 0x8000fffffffe) 2018/04/19 15:04:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x100000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="8000000000040000ae000000d90300006c000000010000000000000000000000002000000020000080000000000000002b5ebe5a0000ffff53ef", 0x3a, 0x400}, {&(0x7f0000010500)}], 0x1, &(0x7f0000012900)) 2018/04/19 15:04:39 executing program 2: 2018/04/19 15:04:39 executing program 7: 2018/04/19 15:04:39 executing program 0: 2018/04/19 15:04:39 executing program 6: 2018/04/19 15:04:39 executing program 3: 2018/04/19 15:04:39 executing program 5: 2018/04/19 15:04:39 executing program 0: mkdir(&(0x7f0000fb3000)='./file0\x00', 0x0) mount(&(0x7f0000000840)='./file0\x00', &(0x7f0000000880)='./file0\x00', &(0x7f00000008c0)='mqueue\x00', 0x0, &(0x7f0000e2ef53)) umount2(&(0x7f0000000040)='./file0\x00', 0x4) r0 = syz_open_dev$tun(&(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000180)={"6966623000faffffffffffffff00", 0x5002}) r1 = syz_open_procfs(0x0, &(0x7f0000000240)="2f65786500000000000409004bddd9de91be10eebf000ee9a90f798058439ed554fa07424adee901d2da75af1f0200f5ab26d7a071fb35331ce39c5a") fcntl$setstatus(r1, 0x4, 0x6000) pread64(r1, &(0x7f0000003c00)=""/4096, 0xffffff72, 0x0) umount2(&(0x7f0000a23000)='./file0\x00', 0xc) 2018/04/19 15:04:40 executing program 5: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000012f18)={{{@in6=@local={0xfe, 0x80, [], 0xffffffffffffffff}, @in6=@loopback={0x0, 0x1}}}, {{@in=@multicast1=0xe0000001}, 0x0, @in6=@local={0xfe, 0x80, [], 0xffffffffffffffff}}}, 0xe8) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x10, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_ZEROPAGE(0xffffffffffffffff, 0x8010aa02, &(0x7f00000c0ff0)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/04/19 15:04:40 executing program 6: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000c6eff6)='/dev/ptmx\x00', 0x2, 0x0) r1 = epoll_create(0x4) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f00005b7000)) write(r0, &(0x7f000017d000)="9d", 0x1) epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r0, &(0x7f0000000000)={0x20000001}) 2018/04/19 15:04:40 executing program 2: r0 = syz_open_dev$loop(&(0x7f0000000040)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r0, 0x4c04, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "6df1733d7a8a242fd899e0633f5fcea8fb5a550ed80ebba4d909c7a124d8ac39add13dc93a80f22ff9fd35a844f3e8b5ade4e5935137af6fe251190634435dca", "6aaba7a936009867bd21673a08478220febadc5ca0c0caf1f4833b9ff18a89a285f049691fdaee090426b5018b54096bdaacf1e7a2fb27febc2e8d7b46599493", "ecd2881042e088581e6e59b85591e62e82e32e7ea6697b93d32112b2bc83d72a"}) 2018/04/19 15:04:40 executing program 3: r0 = socket$inet6(0xa, 0x2000000000001, 0x0) setsockopt$sock_int(r0, 0x1, 0x12, &(0x7f00000000c0)=0xfffffffffffffffc, 0xd2) 2018/04/19 15:04:40 executing program 7: 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={&(0x7f000031f000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2}, 0x0, 0xffffffffffffffff, r0, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e2}, 0x0, 0xffffffffffffffff, r0, 0x0) perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xacf0}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000a3efcb), &(0x7f0000577ffc), &(0x7f00007ca000), &(0x7f00000d4000)) 2018/04/19 15:04:40 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCBRDELBR(r0, 0x89a1, &(0x7f0000000040)='team0\x00') 2018/04/19 15:04:40 executing program 1: r0 = creat(&(0x7f0000000700)='./bus\x00', 0x0) r1 = open(&(0x7f00000000c0)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x28000) r2 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800002, 0x11, r2, 0x0) setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000005040)={@in6={{0xa}}, 0x0, 0x0, 0x0, "3a5a2e498096c1934b763b7f3352fb530751451ac825a402eec0c934cf8849557b9b13bd0ef6115fc126ebcfd4a4e8c53c113e7a9d51650e4011ea3f20bdbd99588fb09731f3dab2dac27a74be15acc6"}, 0xd8) r3 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) sendfile(r0, r3, &(0x7f0000d83ff8), 0x8000fffffffe) 2018/04/19 15:04:40 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000340)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DAEMON(r0, &(0x7f0000000640)={&(0x7f0000000480)={0x10}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x18, r1, 0x1, 0x0, 0x0, {0xa}, [@IPVS_CMD_ATTR_DAEMON={0x4, 0x3}]}, 0x18}, 0x1}, 0x0) 2018/04/19 15:04:40 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f000058f000)="440d0500ec0000000000000000", 0xd) 2018/04/19 15:04:40 executing program 2: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0xa, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)=[@sndrcv={0x30, 0x84, 0x1, {0x0, 0x0, 0xb}}], 0x30}], 0x1, 0x0) 2018/04/19 15:04:40 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000000200)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff]}}, 0x1c) connect$inet6(r0, &(0x7f000000cfe4)={0xa}, 0x1c) [ 74.253594] ================================================================== [ 74.261030] BUG: KMSAN: uninit-value in sctp_sendmsg+0x1ced/0x6020 [ 74.267386] CPU: 1 PID: 5981 Comm: syz-executor2 Not tainted 4.16.0+ #84 [ 74.274226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.283586] Call Trace: [ 74.286192] dump_stack+0x185/0x1d0 [ 74.289838] ? sctp_sendmsg+0x1ced/0x6020 [ 74.293994] kmsan_report+0x142/0x240 [ 74.297810] __msan_warning_32+0x6c/0xb0 [ 74.301886] sctp_sendmsg+0x1ced/0x6020 [ 74.305878] ? __local_bh_enable_ip+0x3b/0x140 [ 74.310478] ? local_bh_enable+0x36/0x40 [ 74.314541] ? kmsan_set_origin_inline+0x6b/0x120 [ 74.319409] ? sctp_getsockopt+0x145b0/0x145b0 [ 74.324006] inet_sendmsg+0x48d/0x740 [ 74.327825] ? inet_getname+0x500/0x500 [ 74.331796] ___sys_sendmsg+0xec0/0x1310 [ 74.335868] ? __fdget+0x4e/0x60 [ 74.339247] ? __fget_light+0x56/0x710 [ 74.343141] ? __fdget+0x4e/0x60 [ 74.346515] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 74.351876] ? __fget_light+0x6b9/0x710 [ 74.355858] __sys_sendmmsg+0x42d/0x800 [ 74.359846] ? __msan_poison_alloca+0x15c/0x1d0 [ 74.364513] ? syscall_return_slowpath+0xe9/0x700 [ 74.369352] ? prepare_exit_to_usermode+0x4a/0x3a0 [ 74.374290] SYSC_sendmmsg+0xc4/0x110 [ 74.378086] SyS_sendmmsg+0x63/0x90 [ 74.381712] do_syscall_64+0x309/0x430 [ 74.385598] ? __sys_sendmmsg+0x800/0x800 [ 74.389746] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 74.394925] RIP: 0033:0x455329 [ 74.398103] RSP: 002b:00007f721273dc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 74.405808] RAX: ffffffffffffffda RBX: 00007f721273e6d4 RCX: 0000000000455329 [ 74.413070] RDX: 0000000000000001 RSI: 000000002093eee8 RDI: 0000000000000013 [ 74.420334] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 74.427661] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 74.434926] R13: 00000000000004d2 R14: 00000000006fa450 R15: 0000000000000000 [ 74.442318] [ 74.443936] Local variable description: ----address@___sys_sendmsg [ 74.450242] Variable was created at: [ 74.453974] ___sys_sendmsg+0xd3/0x1310 [ 74.457947] __sys_sendmmsg+0x42d/0x800 [ 74.461907] ================================================================== [ 74.469251] Disabling lock debugging due to kernel taint [ 74.474697] Kernel panic - not syncing: panic_on_warn set ... [ 74.474697] [ 74.482063] CPU: 1 PID: 5981 Comm: syz-executor2 Tainted: G B 4.16.0+ #84 [ 74.490196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.499549] Call Trace: [ 74.502144] dump_stack+0x185/0x1d0 [ 74.505769] panic+0x39d/0x940 [ 74.508982] ? sctp_sendmsg+0x1ced/0x6020 [ 74.513125] kmsan_report+0x238/0x240 [ 74.516923] __msan_warning_32+0x6c/0xb0 [ 74.520983] sctp_sendmsg+0x1ced/0x6020 [ 74.524959] ? __local_bh_enable_ip+0x3b/0x140 [ 74.529542] ? local_bh_enable+0x36/0x40 [ 74.533615] ? kmsan_set_origin_inline+0x6b/0x120 [ 74.538477] ? sctp_getsockopt+0x145b0/0x145b0 [ 74.543061] inet_sendmsg+0x48d/0x740 [ 74.546868] ? inet_getname+0x500/0x500 [ 74.550846] ___sys_sendmsg+0xec0/0x1310 [ 74.554915] ? __fdget+0x4e/0x60 [ 74.558286] ? __fget_light+0x56/0x710 [ 74.562171] ? __fdget+0x4e/0x60 [ 74.565552] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 74.570919] ? __fget_light+0x6b9/0x710 [ 74.574899] __sys_sendmmsg+0x42d/0x800 [ 74.578868] ? __msan_poison_alloca+0x15c/0x1d0 [ 74.583531] ? syscall_return_slowpath+0xe9/0x700 [ 74.588371] ? prepare_exit_to_usermode+0x4a/0x3a0 [ 74.593398] SYSC_sendmmsg+0xc4/0x110 [ 74.597205] SyS_sendmmsg+0x63/0x90 [ 74.600830] do_syscall_64+0x309/0x430 [ 74.604716] ? __sys_sendmmsg+0x800/0x800 [ 74.608864] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 74.614051] RIP: 0033:0x455329 [ 74.617235] RSP: 002b:00007f721273dc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 74.624942] RAX: ffffffffffffffda RBX: 00007f721273e6d4 RCX: 0000000000455329 [ 74.632208] RDX: 0000000000000001 RSI: 000000002093eee8 RDI: 0000000000000013 [ 74.639472] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 74.646740] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 74.654010] R13: 00000000000004d2 R14: 00000000006fa450 R15: 0000000000000000 [ 74.668481] Dumping ftrace buffer: [ 74.672018] (ftrace buffer empty) [ 74.675709] Kernel Offset: disabled [ 74.679317] Rebooting in 86400 seconds..