[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 49.966394][ T27] audit: type=1800 audit(1578474385.922:25): pid=8410 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 49.986667][ T27] audit: type=1800 audit(1578474385.922:26): pid=8410 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 50.036445][ T27] audit: type=1800 audit(1578474385.922:27): pid=8410 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.29' (ECDSA) to the list of known hosts. 2020/01/08 09:06:38 fuzzer started 2020/01/08 09:06:40 dialing manager at 10.128.0.26:35703 2020/01/08 09:06:40 syscalls: 2824 2020/01/08 09:06:40 code coverage: enabled 2020/01/08 09:06:40 comparison tracing: enabled 2020/01/08 09:06:40 extra coverage: enabled 2020/01/08 09:06:40 setuid sandbox: enabled 2020/01/08 09:06:40 namespace sandbox: enabled 2020/01/08 09:06:40 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 09:06:40 fault injection: enabled 2020/01/08 09:06:40 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 09:06:40 net packet injection: enabled 2020/01/08 09:06:40 net device setup: enabled 2020/01/08 09:06:40 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 09:06:40 devlink PCI setup: PCI device 0000:00:10.0 is not available 09:06:41 executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write(r1, &(0x7f0000000080)='h', 0x1) setsockopt$sock_int(r1, 0x1, 0x2a, &(0x7f0000000540)=0x407, 0x4) recvmmsg(r1, &(0x7f0000000000)=[{{0x0, 0xfffffffffffffeac, 0x0}}], 0x887679ba89ee671b, 0x2, 0x0) write$binfmt_elf32(r0, &(0x7f0000000380)=ANY=[@ANYPTR64=&(0x7f0000000240)=ANY=[@ANYBLOB="a4474e3f939dd665f4bea19c39a69a3830db9b24678c693e2f1a77cae52d11000fcb69abb8ada9daa55d31f294b89f96da7b3e9a9cf538537f216803b6e09eb38493d33c59a94bf37d0fd32f1e1bea35396839a6de8e20565ac71605960871e45bec4020fad49cc4c7a3308ddd13c895bfce8bb88f0c59f3c294185d82d1168c9df5d9328dd8d337a6c3d7ae27335aa78903f7139bf76886860acc7c24fcb00ee1ffc5e562b2861df875e0cee6cb5f0b7526da4efeb58b74b21cba4e17d0fe1c9c541a051665c5b002bdc80935abd7c3ca7b508cc9d3640e43f39663ae68d78bb1700404d1e62ac06d0c51f6", @ANYRESDEC=0x0, @ANYPTR64=&(0x7f00000006c0)=ANY=[@ANYBLOB="5c2271a59444e36557848aa817cd370f222cfc7201cce32db34096e18cbc6cc9d6bfd234cc1c7a23c0b2a52bed99d62b9926715da841b42cb64748270f8b53b5df9f4a21ab68ef8e21ae62946ea14a3eeee6a56c", @ANYRESDEC, @ANYRESDEC, @ANYRESHEX=0x0, @ANYRES64, @ANYPTR64=&(0x7f0000000580)=ANY=[@ANYRESDEC, @ANYRESHEX, @ANYRES64, @ANYBLOB="5db95278fc55104d48a166cc216ca92cc7d61b71ece74c6a46c7203fb31e91fb2e9c5955a767573dcbb7fde4d201d961ec6cf0f1143e3eaff1a9a84904496647da3a9569e2b20ae39c66bf53cb9d2889a4025487ea0e56da87701d8b2cb1ffbb7ca58f397ee52f40144937775abd92efe3936b5c42f8a6c707da94e5b0ca20f383e81518cd21a57fe2e53249e32820079b54fdee0117bea2b28d2ba9fb436ce77ab6a2aee7e3762e3d9a631aafafa3ae43297319c7553388df444a95f406714cf3a139e196064c3bdb2b6398ae6972dccfec6e708635abc7feb812ae62bbd56a218e15b893175f4bf7dac5ad7ea6f5566612b6", @ANYPTR64, @ANYPTR=&(0x7f00000003c0)=ANY=[@ANYPTR, @ANYRESHEX, @ANYRESOCT, @ANYRESDEC, @ANYRES32]], @ANYBLOB="9047de3bb25c5744df6d850d9df061affbb5fbf04bc2000000000000000048a87c74a8a91e1891f504e65cb212f5c46b2fbbed86ac41045e6a9e8a8d63dbe1b71809dd068d3b4b0fd091ee09e0db49909ffaeba49198b394c25b37a24ff4348cb94f316b9c20712a09e6d5f2f316bc669415ad11b70d1bd083dcf3f3539fc5c265eee808e7721261eb814fa78b78601b4c34de85ff098471933d36620d110987e25ec3ecef55f298728e2257335254b2c3fd5f", @ANYRESDEC, @ANYRES16], @ANYPTR64=&(0x7f0000000200)=ANY=[]], @ANYRESHEX, @ANYRES16, @ANYRES64, @ANYRES64], 0x367) r2 = socket$inet_udplite(0x2, 0x2, 0x88) dup3(r2, r0, 0x0) 09:06:41 executing program 1: sched_setscheduler(0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$sequencer(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vga_arbiter\x00', 0x200400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x4, 0x4, 0x4, 0x3}, 0x3c) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000340), 0xc) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000001c0)={0x0, 0x0, 0xce124c1003348b31}, 0xc) socket$inet6_sctp(0xa, 0x10000000005, 0x84) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) pipe2$9p(0x0, 0x0) write$P9_RVERSION(0xffffffffffffffff, &(0x7f0000000340)=ANY=[@ANYBLOB], 0x0) r0 = dup(0xffffffffffffffff) write$FUSE_NOTIFY_RETRIEVE(r0, &(0x7f00000000c0)={0x14c}, 0x137) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f00000000c0)={0x0}) ioctl$DRM_IOCTL_GET_CTX(r0, 0xc0086423, &(0x7f0000000100)={r1, 0x2}) arch_prctl$ARCH_SET_GS(0x1001, 0xfffffffffffffffe) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r2 = socket$nl_generic(0x10, 0x3, 0x10) fchmod(r2, 0x4) r3 = creat(&(0x7f0000000200)='./bus\x00', 0x100) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r4 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) lseek(r3, 0x0, 0x2) sendfile(r3, r4, 0x0, 0x40d09) syzkaller login: [ 65.505768][ T8578] IPVS: ftp: loaded support on port[0] = 21 09:06:41 executing program 2: add_key$user(&(0x7f0000000040)='user\x00', 0x0, 0x0, 0x0, 0xfffffffffffffffb) r0 = syz_open_dev$media(&(0x7f0000000140)='/dev/media#\x00', 0x0, 0x0) ioctl$EVIOCGKEY(r0, 0xc0487c04, &(0x7f0000000000)=""/226) [ 65.654793][ T8580] IPVS: ftp: loaded support on port[0] = 21 [ 65.688438][ T8578] chnl_net:caif_netlink_parms(): no params data found [ 65.840631][ T8578] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.847755][ T8578] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.861398][ T8578] device bridge_slave_0 entered promiscuous mode [ 65.886024][ T8578] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.893449][ T8578] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.901438][ T8578] device bridge_slave_1 entered promiscuous mode [ 65.914931][ T8580] chnl_net:caif_netlink_parms(): no params data found 09:06:41 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r1, &(0x7f00000000c0)=[{&(0x7f0000000180)="77690addcfbe1fbb66ec", 0xff3b}], 0x1, 0x1) close(r1) r2 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_opts(r2, 0x29, 0x37, &(0x7f0000000000)=ANY=[@ANYBLOB="0000a905000000b4c1357fcd98b48c7f51b1324d85b9905c017b08b8093770000000000008000000000000b6d097a3a484066c29dabdb53547d4b806ac504f39e6444deeff000da4a6f63330d32eecdef7cdb303e58a963dfd595d3d34ef36dfed4d2a0fc0016ecc63321a1d091db7381e04cc822a9f6960a66444bf736717e374e8ae1342269fabe3425f306968e7227c7fa9e20b625da6152bd35831147004d4ae86b8669a0f0ac4757e1f0caed9d957e8e8c11b7aafc1a2070686e5a3a5a9be4ee2a3675c4d8b609d3589d35ff8de7e31c95a30e960920689d19819b102e3354738966a5417bb959c0e0e5d1f6ecb37f932a81b9cfaec"], 0x8) setsockopt$inet6_buf(r2, 0x29, 0x39, &(0x7f0000e86000)="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", 0x118) connect$inet6(r2, &(0x7f0000000040)={0xa, 0x4e22, 0x0, @dev, 0x6}, 0x1c) splice(r0, 0x0, r1, 0x0, 0x100000002, 0x0) [ 65.944211][ T8583] IPVS: ftp: loaded support on port[0] = 21 [ 65.960231][ T8578] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.989119][ T8578] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.084438][ T8580] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.092607][ T8580] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.100625][ T8580] device bridge_slave_0 entered promiscuous mode [ 66.110115][ T8578] team0: Port device team_slave_0 added [ 66.118776][ T8578] team0: Port device team_slave_1 added [ 66.128796][ T8580] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.136160][ T8580] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.144331][ T8580] device bridge_slave_1 entered promiscuous mode 09:06:42 executing program 4: unshare(0x600) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) fcntl$lock(r0, 0x24, &(0x7f0000000340)={0x0, 0x3}) [ 66.212219][ T8578] device hsr_slave_0 entered promiscuous mode [ 66.259919][ T8578] device hsr_slave_1 entered promiscuous mode [ 66.334787][ T8586] IPVS: ftp: loaded support on port[0] = 21 [ 66.371446][ T8580] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.413003][ T8580] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.485431][ T8588] IPVS: ftp: loaded support on port[0] = 21 09:06:42 executing program 5: timer_create(0x0, 0x0, &(0x7f0000000280)) timer_gettime(0x0, 0xfffffffffffffffd) [ 66.537571][ T8580] team0: Port device team_slave_0 added [ 66.580410][ T8580] team0: Port device team_slave_1 added [ 66.634273][ T8583] chnl_net:caif_netlink_parms(): no params data found [ 66.731980][ T8580] device hsr_slave_0 entered promiscuous mode [ 66.759727][ T8580] device hsr_slave_1 entered promiscuous mode [ 66.819621][ T8580] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.827318][ T8580] Cannot create hsr debugfs directory [ 66.833175][ T8578] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.914125][ T8578] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.978301][ T8578] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.052888][ T8578] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.185688][ T8586] chnl_net:caif_netlink_parms(): no params data found [ 67.188583][ T8591] IPVS: ftp: loaded support on port[0] = 21 [ 67.302718][ T8588] chnl_net:caif_netlink_parms(): no params data found [ 67.311331][ T8583] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.318601][ T8583] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.328612][ T8583] device bridge_slave_0 entered promiscuous mode [ 67.338033][ T8583] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.345372][ T8583] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.353256][ T8583] device bridge_slave_1 entered promiscuous mode [ 67.373336][ T8586] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.380646][ T8586] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.388367][ T8586] device bridge_slave_0 entered promiscuous mode [ 67.434035][ T8586] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.442124][ T8586] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.450035][ T8586] device bridge_slave_1 entered promiscuous mode [ 67.474942][ T8588] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.482202][ T8588] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.490262][ T8588] device bridge_slave_0 entered promiscuous mode [ 67.497336][ T8580] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 67.542358][ T8583] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.558689][ T8588] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.568512][ T8588] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.576708][ T8588] device bridge_slave_1 entered promiscuous mode [ 67.584453][ T8580] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 67.651392][ T8580] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 67.692285][ T8586] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.705506][ T8583] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.733545][ T8580] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 67.773665][ T8586] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.801053][ T8583] team0: Port device team_slave_0 added [ 67.810178][ T8583] team0: Port device team_slave_1 added [ 67.829116][ T8586] team0: Port device team_slave_0 added [ 67.837241][ T8588] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.851259][ T8588] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.876877][ T8586] team0: Port device team_slave_1 added [ 67.952091][ T8583] device hsr_slave_0 entered promiscuous mode [ 67.989914][ T8583] device hsr_slave_1 entered promiscuous mode [ 68.029610][ T8583] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.037195][ T8583] Cannot create hsr debugfs directory [ 68.059182][ T8591] chnl_net:caif_netlink_parms(): no params data found [ 68.084304][ T8588] team0: Port device team_slave_0 added [ 68.097141][ T8588] team0: Port device team_slave_1 added [ 68.152464][ T8586] device hsr_slave_0 entered promiscuous mode [ 68.229976][ T8586] device hsr_slave_1 entered promiscuous mode [ 68.269605][ T8586] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.277434][ T8586] Cannot create hsr debugfs directory [ 68.382011][ T8588] device hsr_slave_0 entered promiscuous mode [ 68.419793][ T8588] device hsr_slave_1 entered promiscuous mode [ 68.459558][ T8588] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.467278][ T8588] Cannot create hsr debugfs directory [ 68.479186][ T8578] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.525887][ T8591] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.533700][ T8591] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.541713][ T8591] device bridge_slave_0 entered promiscuous mode [ 68.550060][ T8591] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.557128][ T8591] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.565366][ T8591] device bridge_slave_1 entered promiscuous mode [ 68.588638][ T8578] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.624248][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.632982][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.655621][ T8591] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.668973][ T8591] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.695821][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.704772][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.713298][ T2678] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.720522][ T2678] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.728367][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.737134][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.745805][ T2678] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.752927][ T2678] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.761207][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.776454][ T8591] team0: Port device team_slave_0 added [ 68.824984][ T8591] team0: Port device team_slave_1 added [ 68.845563][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.854983][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.881776][ T8583] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 68.911361][ T8586] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 68.955996][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.964645][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.973346][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.982421][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.006481][ T8583] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 69.123087][ T8591] device hsr_slave_0 entered promiscuous mode [ 69.159914][ T8591] device hsr_slave_1 entered promiscuous mode [ 69.209569][ T8591] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.217361][ T8591] Cannot create hsr debugfs directory [ 69.223980][ T8586] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 69.263676][ T8586] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 69.320774][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.328558][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.340259][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.348928][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.358001][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.367224][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.377737][ T8588] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 69.446811][ T8580] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.454039][ T8583] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 69.521698][ T8583] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 69.581894][ T8586] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 69.633892][ T8588] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.721641][ T8588] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.752892][ T8588] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.832193][ T8578] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.845750][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.855142][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.898960][ T8580] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.907132][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.915472][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.974119][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.983549][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.992145][ T2895] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.999197][ T2895] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.006983][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.015954][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.024376][ T2895] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.031452][ T2895] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.038940][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.048049][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.057623][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.085008][ T8591] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 70.147356][ T8591] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 70.191827][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.203022][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.212150][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.221513][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.230005][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.238358][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.259741][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.267515][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.276515][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.285630][ T8591] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 70.368098][ T8586] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.387184][ T8583] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.397112][ T8591] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 70.454241][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.462768][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.471304][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.479238][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.489047][ T8580] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.504186][ T8578] device veth0_vlan entered promiscuous mode [ 70.514636][ T8586] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.530929][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.539112][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.557527][ T8578] device veth1_vlan entered promiscuous mode [ 70.579024][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.587827][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.597069][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.605463][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.621138][ T8583] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.629086][ T2898] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.638890][ T2898] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.647351][ T2898] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.657164][ T2898] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.665885][ T2898] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.672953][ T2898] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.681413][ T2898] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.688834][ T2898] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.696913][ T2898] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.729829][ T2898] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.738441][ T2898] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.749014][ T2898] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.756158][ T2898] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.763869][ T2898] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.789146][ T8580] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.814988][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.825263][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.850230][ T2895] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.857383][ T2895] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.871277][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.880087][ T2895] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.888403][ T2895] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.895483][ T2895] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.914790][ T8588] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.945973][ T8588] 8021q: adding VLAN 0 to HW filter on device team0 [ 175.849382][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 175.856450][ C0] rcu: 0-...!: (10499 ticks this GP) idle=c32/1/0x4000000000000002 softirq=11843/11843 fqs=5 [ 175.867073][ C0] (t=10501 jiffies g=6893 q=157) [ 175.872093][ C0] rcu: rcu_preempt kthread starved for 10491 jiffies! g6893 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 175.884131][ C0] rcu: RCU grace-period kthread stack dump: [ 175.890008][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 175.897906][ C0] Call Trace: [ 175.901192][ C0] __schedule+0x9a0/0xcc0 [ 175.905521][ C0] schedule+0x181/0x210 [ 175.909930][ C0] schedule_timeout+0x14f/0x240 [ 175.914773][ C0] ? run_local_timers+0x120/0x120 [ 175.919791][ C0] rcu_gp_kthread+0xed8/0x1770 [ 175.924551][ C0] kthread+0x332/0x350 [ 175.928610][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 175.933710][ C0] ? kthread_blkcg+0xe0/0xe0 [ 175.938291][ C0] ret_from_fork+0x24/0x30 [ 175.942723][ C0] NMI backtrace for cpu 0 [ 175.947040][ C0] CPU: 0 PID: 8448 Comm: rsyslogd Not tainted 5.5.0-rc5-syzkaller #0 [ 175.955100][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.965227][ C0] Call Trace: [ 175.968593][ C0] [ 175.971529][ C0] dump_stack+0x1fb/0x318 [ 175.975855][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 175.980692][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 175.986832][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 175.992887][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 175.999219][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 176.005103][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 176.010210][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 176.015404][ C0] ? trace_hardirqs_off+0x74/0x80 [ 176.020426][ C0] update_process_times+0x12d/0x180 [ 176.025616][ C0] tick_sched_timer+0x263/0x420 [ 176.030456][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 176.036005][ C0] __hrtimer_run_queues+0x403/0x840 [ 176.041216][ C0] hrtimer_interrupt+0x38c/0xda0 [ 176.046168][ C0] ? debug_smp_processor_id+0x9/0x20 [ 176.051444][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 176.056979][ C0] apic_timer_interrupt+0xf/0x20 [ 176.061921][ C0] [ 176.064850][ C0] RIP: 0010:free_thread_stack+0x141/0x590 [ 176.070570][ C0] Code: 91 61 00 e9 5d 04 00 00 e8 3c 2c 2e 00 48 89 df 31 f6 e8 02 8d 6f 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 73 94 6a 00 49 8b 1c 24 <48> 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 [ 176.090251][ C0] RSP: 0018:ffffc90001a87a58 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 176.098683][ C0] RAX: 0000000000000001 RBX: ffff8880a434e980 RCX: 0000000000000000 [ 176.106647][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002a1e800 [ 176.114620][ C0] RBP: ffffc90001a87a90 R08: 000000000003a728 R09: ffffed1013dae711 [ 176.122582][ C0] R10: ffffed1013dae711 R11: 0000000000000000 R12: ffff8880a434ea20 [ 176.130543][ C0] R13: dffffc0000000000 R14: 1ffff11014869d44 R15: ffff88809ed73878 [ 176.138537][ C0] ? free_thread_stack+0x12e/0x590 [ 176.143642][ C0] put_task_stack+0xa3/0x130 [ 176.148236][ C0] finish_task_switch+0x3f1/0x550 [ 176.153260][ C0] __schedule+0x9a8/0xcc0 [ 176.157645][ C0] schedule+0x181/0x210 [ 176.161794][ C0] do_syslog+0xdb0/0x1770 [ 176.166131][ C0] ? init_wait_entry+0xe0/0xe0 [ 176.171415][ C0] kmsg_read+0x94/0xd0 [ 176.175559][ C0] ? mmap_vmcore_fault+0x10/0x10 [ 176.180489][ C0] proc_reg_read+0x1e2/0x2d0 [ 176.185114][ C0] ? proc_reg_llseek+0x2c0/0x2c0 [ 176.190053][ C0] __vfs_read+0xb8/0x730 [ 176.194302][ C0] ? security_file_permission+0x23c/0x350 [ 176.200041][ C0] ? rw_verify_area+0x1c2/0x360 [ 176.205077][ C0] vfs_read+0x1dd/0x420 [ 176.211582][ C0] ksys_read+0x117/0x220 [ 176.215819][ C0] __x64_sys_read+0x7b/0x90 [ 176.220315][ C0] do_syscall_64+0xf7/0x1c0 [ 176.224809][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.230689][ C0] RIP: 0033:0x7f16764911fd [ 176.235093][ C0] Code: d1 20 00 00 75 10 b8 00 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 5e fa ff ff 48 89 04 24 b8 00 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 a7 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 176.254862][ C0] RSP: 002b:00007f1673a30e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 176.263261][ C0] RAX: ffffffffffffffda RBX: 0000000000d61650 RCX: 00007f16764911fd [ 176.271230][ C0] RDX: 0000000000000fff RSI: 00007f16752655a0 RDI: 0000000000000004 [ 176.279193][ C0] RBP: 0000000000000000 R08: 0000000000d4c260 R09: 0000000000000000 [ 176.287157][ C0] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 176.295134][ C0] R13: 00007f1673a319c0 R14: 00007f1676ad6040 R15: 0000000000000003