[ 43.064896][ T25] audit: type=1800 audit(1575357850.676:26): pid=8067 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.086899][ T25] audit: type=1800 audit(1575357850.676:27): pid=8067 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 43.131324][ T25] audit: type=1800 audit(1575357850.676:28): pid=8067 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 43.646278][ T25] audit: type=1800 audit(1575357851.266:29): pid=8067 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.25' (ECDSA) to the list of known hosts. 2019/12/03 07:24:22 fuzzer started 2019/12/03 07:24:23 dialing manager at 10.128.0.26:38907 2019/12/03 07:24:23 syscalls: 2697 2019/12/03 07:24:23 code coverage: enabled 2019/12/03 07:24:23 comparison tracing: enabled 2019/12/03 07:24:23 extra coverage: extra coverage is not supported by the kernel 2019/12/03 07:24:23 setuid sandbox: enabled 2019/12/03 07:24:23 namespace sandbox: enabled 2019/12/03 07:24:23 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 07:24:23 fault injection: enabled 2019/12/03 07:24:23 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 07:24:23 net packet injection: enabled 2019/12/03 07:24:23 net device setup: enabled 2019/12/03 07:24:23 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 07:24:23 devlink PCI setup: PCI device 0000:00:10.0 is not available 07:24:24 executing program 0: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000200)='/proc/sys/net/ipv4/vs/sync_threshold\x00', 0x2, 0x0) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000200)='/proc/sys/net/ipv4/vs/sync_threshold\x00', 0x2, 0x0) sendfile(r0, r1, 0x0, 0x2) 07:24:24 executing program 1: clone(0x47fd, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = gettid() pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) write(r3, &(0x7f0000000000), 0x43578cf5) ptrace(0x4206, r2) tkill(r2, 0x9) wait4(r2, &(0x7f0000000000), 0x8, &(0x7f0000000200)) syzkaller login: [ 57.117332][ T8232] IPVS: ftp: loaded support on port[0] = 21 07:24:24 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000480)='net/kcm\x00\b\x00\'\xde7znT\r\x1cc\x14=\xd5=_w_\xc8\xa8\x97i\xc8\"\x92\x89{\x90e\x97\x88\xd3\xe4\xf7y\'\x1b\xa7(\x87\x92X\xabK4\xca\xac\xe0P\x99\xa5\xcfB\x88\x03\x14\xae\xa2\xbfG\xe4\x12\xcd\xfe\rIG\xe3Vm\xed\xa2\xb5\x1a\xa4\x18)[[i\xa1\x0eq\xe2\xfe\xf2\xe5\xac\x88\x04\xba`\xac>z\x92S\x89E^Wv\x1brJx\xe9\xa8\x06t\x13%\"N]~\x00IA\x18\xa4\x86\xb6\xad2\x81J8O\xb4)\x89\x14\xd4\x8d\xf7\x85\xeb\x00\x00\x00\x00\x00\x00\x00\x02\xf3\ap|!\x97\x18R\xfc\r\x00\x00\x19\x00\x00\x00\xf9\xb0?s\x8cg\xdf\xc2X8\xfc\x7f\xff\xa5\x86\xf7\xe4d\xe3J\x88s\xf9F\xac\x02V\xaf\xe8\xcfG.\xa8\x03sRU\xa2\xbf\xb7\xe4\x8d\xc24\xdc\xf1\xd7x\xef\xd4\xda\xbc>a\xc3\xb7\x19\xc5\xa3y\xf53\xf2,\x83\xd7 \xd1a\xcd\xbd/\xaf\x03\xd6\nP\xc5\x8f+\x04\f`?^-*\xf5j\r\xed\t\x00\xd5]5`\xf2S\xa7\xcc\xf5Z\xbc\xf3e\x83\xa2\xe0jUq%\x99\xa0\xac&[\xa8\xde8\xfb9\xe0\x02\xc9$\xbd?\xac\x984\xe6xY\x7f\x1cT\x87$\f\x91|\xd8\xa6\xf6\xb7\x16\xb2\xf4\xeec') r1 = socket$inet6(0xa, 0x3, 0x1) sendfile(r1, r0, 0x0, 0x1) preadv(r0, &(0x7f00000016c0)=[{&(0x7f0000000080)=""/118, 0x69}], 0x100000000000011e, 0x92) [ 57.286000][ T8232] chnl_net:caif_netlink_parms(): no params data found [ 57.357193][ T8235] IPVS: ftp: loaded support on port[0] = 21 [ 57.363994][ T8232] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.384336][ T8232] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.400372][ T8232] device bridge_slave_0 entered promiscuous mode [ 57.430489][ T8232] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.437670][ T8232] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.445753][ T8232] device bridge_slave_1 entered promiscuous mode 07:24:25 executing program 3: r0 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000440)='/dev/net/tun\x00', 0x143002, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000300)={'nr0\x01\x00', 0x4005}) r2 = socket$kcm(0x29, 0x5, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x8914, &(0x7f0000000500)='nr0\x01\x00`\xa1\x9e\xf9\xd2\xc6s\xd9\xa1W\x1c\xb9\xe16\x9b\xcda\xef~Iy:\xe1\x87\x12\xec\xeb\x1d\xaav\x94\x97\x80\v\x7f\xbb\xd3[\x17\f\x10u\x1d9\xae\xb6`\xd8c\xe4\x9b\x8cO;=\xadH\x90+[-l\xfd\n\xbd7,c\xbc\xf5\xd7\r\xf3\xfdM.\x8dD<\x88\xbc\x0eV7\xdd\x82\xfc45\xbe\xd4\xde]i<\x9ax\x1c\x86>\x05\xd8\xa6\xf8h\x9a[\xe2\x92\x16\x06\x1f?\xf5?\x8bk9fx\xe7\xba\x15^\xf9\x15-~C\xb1\xec\xcb#1\xeb\x8e\xb1\xedU\x86\xdc\xf8\xb3\xb0\xb9\x996\x1aD\xff,\"\xc2\xab\xbe\xf4-\xd2N\xab\xe6r3F\xa6\xe4l\x04\x99\xa2\x14B\xd8\xd0\r\xcbW\xf0\x13\xffu\x95\xed\xd0\xff\ai0\xde6u\xd3A\x17\xa4N\xb0\xe4\xf82\x93m\xa4NW\xe4:>6\xbdH\xd2\xa8[\xf4\xfdJ\x80N\x83\xf2\xf3\xcf7\x8aCZ\xf5\xe2\x87\xd4\xe2s7\xb4\xad\xa1\x1b&!\x982\xeck+8Dk;\x95\xfe7q\xe9\xf4,\xa3\x0f\xb2\x1e\x12\xf0\xa3\xd8\xbc-\x85EJ\xf9\xfc\xc0#-\x8f\xd9\tD\x8b\x01\xf4lY=1\xea\x1c\x92de\xe3ZA\x99\a\x9c<\xa4\x11(\xb1|\xb0\x1f\xbf[R+\xe0\xfd\x02\x02*\xda7\xfe\xcc\x14\xb6\xc8\xc8\x83\x18\x83\xb8Z\x11\x06\xf2\xf8g\x02\rR\x9f\x17\xa3P\xf2\r\xd3\xbfQ\xa9\x8c\xfd\xa7\f.68\xa4\x83\xfd?\x87\x94\v\xb4x\xb0|L\x11\x03\x94\xc0\t=\x17\x95P\x89\xf2\xca\x97\xbb\xe0u\x12L\x9b\x85\x96\xe0\b\xbf\n\x02\x8bS\x9c\xecyl\xec\x9b\xf5\x85\xeb\x80\xfe>\r&') write$cgroup_subtree(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="e86286dd2084847f97bd962200a4600179e902033af9e6a5940aec214bfa520b309ff7868fc6b380785019a0d8dbb0f2fd96cb3bf8f1cc5f616254e1220b833aaabc82197735b4762f39029a0bd0f9048aeebe953079588f1c5203560391ea6733591d88cef272eea11f58be714b6dbf966b33b40888eb4b834abb3bace6edabe73fe4696370e70b68670fed2c7b2ba9443d7400"/160], 0xfdef) [ 57.514153][ T8232] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.586355][ T8232] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.667357][ T8235] chnl_net:caif_netlink_parms(): no params data found [ 57.697421][ T8238] IPVS: ftp: loaded support on port[0] = 21 [ 57.714690][ T8232] team0: Port device team_slave_0 added 07:24:25 executing program 4: r0 = perf_event_open(&(0x7f0000000180)={0x1, 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='cpuacct.usage_sys\x00\xc7\xec\xac\xd9&{\x0f\x96\xad\xd1\x8fl![\x8f\xb9\f\xca\x1d\xc2{\xee\xb7\x03K\x0f\xa6\x00;\xf6\x89\xf7b^\xa5\xafI\r\xc4\x9f\v\xf2\x1c\xdc\xddpr\xb7\xbb\x1b\xfev\xea\xed\xe0\xaa\xe8\xceR`\xbb\xf2\xed;pC\x19\xbfn\x16\xaa\x199\xfe.Q\xebvB\xd2\x19&\xdbA\x1bn\xbcSv\x91->y\xfe\xfa\xfb/\x18g\x80y\xfe\x89\xab\x0e\xab\xac\b\'\xcd', 0x26e1, 0x0) close(r0) close(r1) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000001900)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001580)=ANY=[@ANYBLOB="18000000000000000100000001000000ec00000004"], 0x15}, 0x0) r2 = socket$kcm(0xa, 0x2, 0x0) close(r2) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)) sendmsg$kcm(r2, &(0x7f0000001900)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001580)=[{0x18, 0x1, 0x1, "ec"}], 0x18}, 0x0) recvmsg$kcm(r1, &(0x7f00000003c0)={0x0, 0x0, 0x0}, 0x0) [ 57.761069][ T8232] team0: Port device team_slave_1 added [ 57.882143][ T8232] device hsr_slave_0 entered promiscuous mode [ 57.909435][ T8232] device hsr_slave_1 entered promiscuous mode [ 57.976591][ T8235] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.985781][ T8235] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.994212][ T8235] device bridge_slave_0 entered promiscuous mode [ 58.010527][ T8235] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.017793][ T8235] bridge0: port 2(bridge_slave_1) entered disabled state 07:24:25 executing program 5: ioctl$KVM_GET_SUPPORTED_CPUID(0xffffffffffffffff, 0xc008ae05, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0xff}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x3}, 0x0) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x800, 0x0, 0x0, 0x0, 0x5, 0x0, 0x40}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) mmap(&(0x7f0000587000/0x4000)=nil, 0x4000, 0xb, 0x12, r0, 0x0) r1 = socket$kcm(0x2, 0x3, 0x2) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$inet(r1, &(0x7f00000058c0)={&(0x7f0000000200)={0x2, 0x0, @dev}, 0x10, 0x0, 0x0, &(0x7f0000000240)=[@ip_pktinfo={{0x1c, 0x0, 0x8, {r3, @rand_addr, @local}}}, @ip_tos_u8={{0x11}}], 0x38}, 0x0) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f00000001c0)={r3, 0x1, 0x6, @random="5ceb924b7f26"}, 0x10) creat(0x0, 0x121) finit_module(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, 0x0, 0x0) r4 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$inet_opts(r4, 0x0, 0x4, &(0x7f0000000400)="1dfa324c25b139945a1c2596b1c679258909413191359ba0b77d29756157e2d2d0fc8386e9aa5bfeed", 0x29) setsockopt$IP_VS_SO_SET_FLUSH(r4, 0x0, 0x485, 0x0, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) socket$netlink(0x10, 0x3, 0x0) r6 = creat(&(0x7f0000000040)='./bus\x00', 0x0) fcntl$setstatus(r6, 0x4, 0x46802) io_setup(0x100000000000c333, &(0x7f0000000180)=0x0) ftruncate(r6, 0x48280) io_submit(r7, 0x20000000000001cb, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x0, r6, &(0x7f0000000000), 0x377140be6b5ef4c7}]) setsockopt$inet6_tcp_TCP_ULP(r6, 0x6, 0x1f, &(0x7f0000000180)='tls\x00', 0x4) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route_sched(r5, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000440)=ANY=[@ANYBLOB="740000002400070500"/20, @ANYRES32=r8, @ANYBLOB="00008000ffffffff00000000080001007366710048000229c6090032d0ed64f3c3543caf6e07b7954a67000085a4e4ebb5ef6700d2e3a1000000004a5f4100fb008663cb1b7300"/112], 0x74}}, 0x0) [ 58.027352][ T8240] IPVS: ftp: loaded support on port[0] = 21 [ 58.049811][ T8235] device bridge_slave_1 entered promiscuous mode [ 58.090745][ T8242] IPVS: ftp: loaded support on port[0] = 21 [ 58.152627][ T8232] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.223515][ T8232] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.283082][ T8232] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.331670][ T8235] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.356047][ T8244] IPVS: ftp: loaded support on port[0] = 21 [ 58.384056][ T8232] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.431882][ T8235] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.457018][ T8238] chnl_net:caif_netlink_parms(): no params data found [ 58.476373][ T8235] team0: Port device team_slave_0 added [ 58.507955][ T8235] team0: Port device team_slave_1 added [ 58.534237][ T8238] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.543275][ T8238] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.551237][ T8238] device bridge_slave_0 entered promiscuous mode [ 58.586438][ T8238] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.593805][ T8238] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.602155][ T8238] device bridge_slave_1 entered promiscuous mode [ 58.619398][ T8238] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.672585][ T8235] device hsr_slave_0 entered promiscuous mode [ 58.729679][ T8235] device hsr_slave_1 entered promiscuous mode [ 58.799283][ T8235] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.834830][ T8238] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.908103][ T8240] chnl_net:caif_netlink_parms(): no params data found [ 58.927255][ T8238] team0: Port device team_slave_0 added [ 58.977809][ T8244] chnl_net:caif_netlink_parms(): no params data found [ 58.992649][ T8242] chnl_net:caif_netlink_parms(): no params data found [ 59.006523][ T8238] team0: Port device team_slave_1 added [ 59.032341][ T8235] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.061773][ T8235] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.114518][ T8240] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.123812][ T8240] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.132409][ T8240] device bridge_slave_0 entered promiscuous mode [ 59.150010][ T8235] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.212986][ T8240] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.221223][ T8240] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.228967][ T8240] device bridge_slave_1 entered promiscuous mode [ 59.236204][ T8244] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.243894][ T8244] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.251731][ T8244] device bridge_slave_0 entered promiscuous mode [ 59.261903][ T8235] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.310550][ T8242] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.317652][ T8242] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.325873][ T8242] device bridge_slave_0 entered promiscuous mode [ 59.380970][ T8238] device hsr_slave_0 entered promiscuous mode [ 59.429580][ T8238] device hsr_slave_1 entered promiscuous mode [ 59.469287][ T8238] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.482539][ T8244] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.490067][ T8244] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.497717][ T8244] device bridge_slave_1 entered promiscuous mode [ 59.515460][ T8244] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.524694][ T8242] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.531874][ T8242] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.541055][ T8242] device bridge_slave_1 entered promiscuous mode [ 59.569806][ T8232] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.582532][ T8244] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.607264][ T8240] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.630214][ T8244] team0: Port device team_slave_0 added [ 59.652742][ T8240] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.667673][ T8244] team0: Port device team_slave_1 added [ 59.675144][ T8242] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.684411][ T8238] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.765991][ T8238] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.834812][ T8238] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.885510][ T8232] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.895850][ T8242] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.920722][ T8242] team0: Port device team_slave_0 added [ 59.928599][ T8242] team0: Port device team_slave_1 added [ 59.937006][ T8240] team0: Port device team_slave_0 added [ 59.943066][ T8238] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.995681][ T2706] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.004319][ T2706] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.034176][ T8240] team0: Port device team_slave_1 added [ 60.046555][ T2706] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.057276][ T2706] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.065946][ T2706] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.073167][ T2706] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.082041][ T2706] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.091614][ T2706] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.100279][ T2706] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.107316][ T2706] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.114921][ T2706] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.123740][ T2706] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.182436][ T8242] device hsr_slave_0 entered promiscuous mode [ 60.219592][ T8242] device hsr_slave_1 entered promiscuous mode [ 60.269282][ T8242] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.341940][ T8244] device hsr_slave_0 entered promiscuous mode [ 60.379568][ T8244] device hsr_slave_1 entered promiscuous mode [ 60.409265][ T8244] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.422278][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.430823][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.440981][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.450120][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.486999][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.496233][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.504597][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.513924][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.536456][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.548587][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.601967][ T8240] device hsr_slave_0 entered promiscuous mode [ 60.640503][ T8240] device hsr_slave_1 entered promiscuous mode [ 60.679380][ T8240] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.689437][ T8235] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.710110][ T8232] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.752190][ T8242] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.810629][ T8244] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.851810][ T8244] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.906752][ T8235] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.915501][ T8242] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.951894][ T8244] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 60.992141][ T8244] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 61.051372][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.059412][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.079380][ T8242] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.112826][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.121119][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.128499][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.137271][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.145789][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.153128][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.161056][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.170103][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.178394][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.185604][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.201221][ T8232] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.222558][ T8242] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.270645][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.278566][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.287425][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.296114][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.305205][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.313905][ T8240] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.361661][ T8240] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.392447][ T8240] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.454435][ T8240] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 61.530232][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.558040][ T8238] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.588456][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.598248][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.607562][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.617516][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.634586][ T8238] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.666285][ T8235] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.694928][ T8235] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 166.689052][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 166.695857][ C1] rcu: 1-...!: (10499 ticks this GP) idle=236/1/0x4000000000000002 softirq=11020/11020 fqs=5 [ 166.706325][ C1] (t=10500 jiffies g=6641 q=103) [ 166.711339][ C1] rcu: rcu_preempt kthread starved for 10490 jiffies! g6641 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 166.722434][ C1] rcu: RCU grace-period kthread stack dump: [ 166.728326][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.736220][ C1] Call Trace: [ 166.739512][ C1] __schedule+0x9a0/0xcc0 [ 166.743839][ C1] schedule+0x181/0x210 [ 166.747982][ C1] schedule_timeout+0x14f/0x240 [ 166.752820][ C1] ? run_local_timers+0x120/0x120 [ 166.757836][ C1] rcu_gp_kthread+0xed8/0x1770 [ 166.762601][ C1] kthread+0x332/0x350 [ 166.766664][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 166.771775][ C1] ? kthread_blkcg+0xe0/0xe0 [ 166.776351][ C1] ret_from_fork+0x24/0x30 [ 166.780764][ C1] NMI backtrace for cpu 1 [ 166.785079][ C1] CPU: 1 PID: 8251 Comm: kworker/1:4 Not tainted 5.4.0-syzkaller #0 [ 166.793035][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.803094][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 166.809056][ C1] Call Trace: [ 166.812324][ C1] [ 166.815163][ C1] dump_stack+0x1fb/0x318 [ 166.819481][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 166.824316][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 166.830457][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 166.836506][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 166.842474][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 166.848351][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 166.853452][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 166.858642][ C1] ? trace_hardirqs_off+0x74/0x80 [ 166.863749][ C1] update_process_times+0x12d/0x180 [ 166.868939][ C1] tick_sched_timer+0x263/0x420 [ 166.873774][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.879335][ C1] __hrtimer_run_queues+0x403/0x840 [ 166.884632][ C1] hrtimer_interrupt+0x38c/0xda0 [ 166.889578][ C1] ? debug_smp_processor_id+0x9/0x20 [ 166.894855][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 166.900388][ C1] apic_timer_interrupt+0xf/0x20 [ 166.905309][ C1] [ 166.908247][ C1] RIP: 0010:__memcg_kmem_uncharge+0x219/0x2e0 [ 166.914316][ C1] Code: 4b 0d 89 e8 59 97 00 00 bf 01 00 00 00 e8 2f e3 9b ff 65 8b 05 d4 fd 4a 7e 85 c0 74 53 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f <5d> c3 49 8d 5f 10 48 89 df be 08 00 00 00 e8 04 c1 fa ff 48 8b 45 [ 166.934021][ C1] RSP: 0018:ffffc900022d78d8 EFLAGS: 00000292 ORIG_RAX: ffffffffffffff13 [ 166.942418][ C1] RAX: 0000000000000001 RBX: ffffea0002941b00 RCX: 0000000000000000 [ 166.950384][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002941b00 [ 166.958343][ C1] RBP: ffffc900022d78d8 R08: dffffc0000000000 R09: fffffbfff120248a [ 166.966301][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880978c03a0 [ 166.974285][ C1] R13: dffffc0000000000 R14: 1ffff11012f18074 R15: ffff88808be6b468 [ 166.982268][ C1] free_thread_stack+0x12e/0x590 [ 166.987204][ C1] put_task_stack+0xa3/0x130 [ 166.991780][ C1] finish_task_switch+0x3f1/0x550 [ 166.996883][ C1] __schedule+0x9a8/0xcc0 [ 167.001219][ C1] ? debug_smp_processor_id+0x9/0x20 [ 167.006492][ C1] schedule+0x181/0x210 [ 167.010637][ C1] schedule_preempt_disabled+0x13/0x20 [ 167.016083][ C1] mutex_optimistic_spin+0x445/0x480 [ 167.021358][ C1] __mutex_lock_common+0x2e7/0x2e10 [ 167.026541][ C1] ? rtnl_lock+0x17/0x20 [ 167.030781][ C1] ? process_one_work+0x75d/0x10d0 [ 167.035879][ C1] mutex_lock_nested+0x1b/0x30 [ 167.040627][ C1] rtnl_lock+0x17/0x20 [ 167.044680][ C1] addrconf_dad_work+0x69/0x1c30 [ 167.049630][ C1] ? rcu_read_lock_sched_held+0x10b/0x170 [ 167.055337][ C1] process_one_work+0x7ef/0x10d0 [ 167.060277][ C1] worker_thread+0xc01/0x1630 [ 167.064961][ C1] kthread+0x332/0x350 [ 167.069123][ C1] ? rcu_lock_release+0x30/0x30 [ 167.073966][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.078559][ C1] ret_from_fork+0x24/0x30