[ 45.805173][ T23] audit: type=1800 audit(1575370207.980:27): pid=8100 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 45.838171][ T23] audit: type=1800 audit(1575370207.980:28): pid=8100 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. [ 46.387376][ T23] audit: type=1800 audit(1575370208.630:29): pid=8100 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 46.406920][ T23] audit: type=1800 audit(1575370208.630:30): pid=8100 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.14' (ECDSA) to the list of known hosts. 2019/12/03 10:50:16 fuzzer started 2019/12/03 10:50:18 dialing manager at 10.128.0.26:38907 2019/12/03 10:50:18 syscalls: 2697 2019/12/03 10:50:18 code coverage: enabled 2019/12/03 10:50:18 comparison tracing: enabled 2019/12/03 10:50:18 extra coverage: extra coverage is not supported by the kernel 2019/12/03 10:50:18 setuid sandbox: enabled 2019/12/03 10:50:18 namespace sandbox: enabled 2019/12/03 10:50:18 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 10:50:18 fault injection: enabled 2019/12/03 10:50:18 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 10:50:18 net packet injection: enabled 2019/12/03 10:50:18 net device setup: enabled 2019/12/03 10:50:18 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 10:50:18 devlink PCI setup: PCI device 0000:00:10.0 is not available 10:50:19 executing program 0: write$binfmt_elf64(0xffffffffffffffff, &(0x7f0000000240)=ANY=[@ANYBLOB="7f454c010000000000000000000000000000000091000000000000000000000040000000000000000000000000000000000000000400380000000000000003000000000000000000000000000000000000000000000000000000000000000000000000800000000001000000000000000000000000000000121616acad1b0a51d8bfa0e8837238ee2483e4e012a86d58fcc6c01d0df723cd9dca8d1cc7f888fdfbdb8aa884d5a1312e724c3bf1b53dc7f6770a673134de8193f8fc17892a322b0d6179cc233f8998cbb9aaefcecd32fe1293b9474dae99bfdcffd00aa54afe746cf17ee42f"], 0x78) r0 = openat$autofs(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/autofs\x00', 0x800, 0x0) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000200)='tls\x00', 0x4) r1 = socket$inet6(0xa, 0x3, 0x3) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$inet6(r1, 0x0, 0x0) setsockopt$inet6_opts(r1, 0x29, 0x36, &(0x7f00000000c0)=ANY=[@ANYBLOB], 0x1) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)=@newlink={0xac, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x80, 0x12, @ip6erspan={{0x10, 0x1, 'ip6erspan\x00'}, {0x6c, 0x2, [@IFLA_GRE_LOCAL={0x14, 0x6, @ipv4={[], [], @multicast2}}, @gre_common_policy=[@IFLA_GRE_COLLECT_METADATA={0x4}], @IFLA_GRE_REMOTE={0x14, 0x7, @rand_addr="c4ddbba432f1ed5a7009fd4a6dea08ca"}, @IFLA_GRE_REMOTE={0x14, 0x7, @remote}, @IFLA_GRE_LOCAL={0x1, 0x6, @remote}, @IFLA_GRE_REMOTE={0x14, 0x7, @mcast2}]}}}, @IFLA_ADDRESS={0xc, 0xa, @dev}]}, 0xac}}, 0x46118) ioctl$SIOCGSTAMP(r2, 0x8906, &(0x7f0000000140)) r3 = socket(0xa, 0x3, 0x8) ioctl$SIOCGETLINKNAME(r3, 0x89e0, 0x0) setsockopt$IP_VS_SO_SET_DEL(r3, 0x0, 0x484, &(0x7f0000000880)={0x87, @local, 0x4e24, 0x1, 'ovf\x00', 0x22, 0x1f, 0x48}, 0x2c) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000380)='./file0\x00', 0x6, 0x4, &(0x7f0000000680)=[{&(0x7f00000003c0)="30a328e27fc2609eafdf41ea7382745534059eb30cfa0c9864e276a44e64a0fabc92591fde27d375f0ab989eac043374f18fcbb9162f37bc62a65c7689fba5a8c830a46f451aacf2261dc9001ed22c2969de90e7841d126e9654a46dd1fc43edfff27edf84e8ebc63e4755ba8d148db0aad4253195c42363c7", 0x79, 0x9037}, {&(0x7f0000000440)="13c67fae7d0322cc25a08bcb79430313f9110933083966445024e33f9d8a2696640e0e00bd9748d294557a816a5ec48e75a51d3c1e9c1b62689a44291a7e9eb6810dc990c12bc67a91f1ddaed821a5", 0x4f, 0x560d}, {&(0x7f00000004c0)="fa74f0eaef4e41acb4a1c39f5920398adbf8e43c4108340dd8fb35c8d4402f21e0c388dcf8902d0e662d21f9a946ed6d5b30c05d80c46a04ee65a840f0f25e7e8833abe57f6e1bb0b50591f5a595616bf06c7d01363a1f8ab0bd029ed511a13db89dd871dedfb1ab20dbd5957ed07d2c3907e247abe30fa92f9843ebea8a30a4ecb45678044c44ddf5a5cae0da3f1f9b1540478afb82c9f3975a7efa8ad540cc09a2b594c4cab231d4cfcddb8525ab4302a1d350f413c41d999bcf0eb5058d5a678a302a0ed79977801a6e790bb6070396d368a983c6125b6643898048193162", 0xe0, 0x1}, {&(0x7f00000005c0)="8c52cb5829eef3220982c89b536cc33a65eedc382e83c241510eeba5fbee42c054df864550371fe7f9887e4a921c1dc18de8a6570166509844f20c2dc3bdd4003024622667f3e2a2a9ed04031174c44ad7fe34fb53f7bcd9a7b5a9df5a1d5dc43a0e93afa7b55de4dd62b7d206ad56509c935f79e24f31ca968c73b3c64c9d05b52bdf16b931e0f1278531522663f2a2bf6e44c403737489d1a66aab0a2a2aa67048df7884", 0xa5, 0x29}], 0x4, &(0x7f0000000700)={[{@fat=@codepage={'codepage', 0x3d, '866'}}, {@dots='dots'}, {@fat=@check_relaxed='check=relaxed'}, {@dots='dots'}, {@nodots='nodots'}], [{@smackfsdef={'smackfsdef', 0x3d, '/dev/autofs\x00'}}, {@audit='audit'}, {@audit='audit'}, {@seclabel='seclabel'}]}) 10:50:19 executing program 1: r0 = openat$random(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/random\x00', 0x0, 0x0) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000000)={0x2001}) epoll_pwait(r1, &(0x7f0000000080)=[{}], 0x1, 0x0, 0x0, 0x0) syzkaller login: [ 57.353999][ T8266] IPVS: ftp: loaded support on port[0] = 21 [ 57.418724][ T8268] IPVS: ftp: loaded support on port[0] = 21 10:50:19 executing program 2: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f00005f5000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000000c0)={0x2, 0x16, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, [@sadb_x_policy={0x8, 0x12, 0x0, 0x0, 0x0, 0x6e6bbf, 0x0, {0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @in6=@local, @in6=@mcast2}}]}, 0x50}}, 0x0) [ 57.546090][ T8268] chnl_net:caif_netlink_parms(): no params data found [ 57.604667][ T8266] chnl_net:caif_netlink_parms(): no params data found [ 57.637676][ T8268] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.645253][ T8268] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.655419][ T8268] device bridge_slave_0 entered promiscuous mode [ 57.689206][ T8268] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.698434][ T8268] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.706750][ T8268] device bridge_slave_1 entered promiscuous mode [ 57.720813][ T8272] IPVS: ftp: loaded support on port[0] = 21 [ 57.726920][ T8266] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.733980][ T8266] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.742490][ T8266] device bridge_slave_0 entered promiscuous mode [ 57.769412][ T8266] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.779185][ T8266] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.787375][ T8266] device bridge_slave_1 entered promiscuous mode [ 57.812674][ T8268] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.824397][ T8268] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 10:50:20 executing program 3: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000180)={&(0x7f0000000500)=ANY=[@ANYBLOB="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"], &(0x7f0000000380)=""/249, 0x4a, 0xf9, 0x8}, 0x20) [ 57.885333][ T8268] team0: Port device team_slave_0 added [ 57.905009][ T8266] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.970732][ T8268] team0: Port device team_slave_1 added [ 57.987591][ T8266] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.011990][ T8272] chnl_net:caif_netlink_parms(): no params data found [ 58.070163][ T8266] team0: Port device team_slave_0 added [ 58.070195][ T8275] IPVS: ftp: loaded support on port[0] = 21 [ 58.078349][ T8266] team0: Port device team_slave_1 added 10:50:20 executing program 4: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000140)='/dev/capi20\x00', 0x0, 0x0) unshare(0x2000400) ioctl$CAPI_SET_FLAGS(r0, 0x80044324, 0x0) [ 58.138567][ T8268] device hsr_slave_0 entered promiscuous mode [ 58.206215][ T8268] device hsr_slave_1 entered promiscuous mode 10:50:20 executing program 5: r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x0, 0x0) ioctl$USBDEVFS_DISCSIGNAL(r0, 0x8010550e, &(0x7f0000000040)={0x0, 0x0}) [ 58.358512][ T8266] device hsr_slave_0 entered promiscuous mode [ 58.406617][ T8266] device hsr_slave_1 entered promiscuous mode [ 58.456025][ T8266] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.466080][ T8272] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.473138][ T8272] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.480957][ T8272] device bridge_slave_0 entered promiscuous mode [ 58.491385][ T8272] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.498867][ T8272] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.506749][ T8272] device bridge_slave_1 entered promiscuous mode [ 58.543279][ T8279] IPVS: ftp: loaded support on port[0] = 21 [ 58.558389][ T8272] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.583361][ T8277] IPVS: ftp: loaded support on port[0] = 21 [ 58.592480][ T8268] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.620522][ T8272] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.661728][ T8268] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.715812][ T8272] team0: Port device team_slave_0 added [ 58.740506][ T8268] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.779400][ T8268] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.849377][ T8272] team0: Port device team_slave_1 added [ 58.855512][ T8266] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.909757][ T8266] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.970925][ T8266] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.028130][ T8266] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.091916][ T8275] chnl_net:caif_netlink_parms(): no params data found [ 59.142352][ T8275] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.150784][ T8275] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.158563][ T8275] device bridge_slave_0 entered promiscuous mode [ 59.208766][ T8272] device hsr_slave_0 entered promiscuous mode [ 59.246244][ T8272] device hsr_slave_1 entered promiscuous mode [ 59.306020][ T8272] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.327094][ T8275] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.334153][ T8275] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.342072][ T8275] device bridge_slave_1 entered promiscuous mode [ 59.362966][ T8275] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.378887][ T8275] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.434179][ T8275] team0: Port device team_slave_0 added [ 59.457665][ T8275] team0: Port device team_slave_1 added [ 59.492172][ T8268] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.499384][ T8272] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.566395][ T8279] chnl_net:caif_netlink_parms(): no params data found [ 59.579104][ T8272] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.654841][ T8277] chnl_net:caif_netlink_parms(): no params data found [ 59.675245][ T8272] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.768629][ T8275] device hsr_slave_0 entered promiscuous mode [ 59.827012][ T8275] device hsr_slave_1 entered promiscuous mode [ 59.866020][ T8275] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.902071][ T8272] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.980314][ T8277] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.993053][ T8277] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.000920][ T8277] device bridge_slave_0 entered promiscuous mode [ 60.011648][ T8277] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.018914][ T8277] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.029602][ T8277] device bridge_slave_1 entered promiscuous mode [ 60.044277][ T8279] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.054199][ T8279] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.062088][ T8279] device bridge_slave_0 entered promiscuous mode [ 60.070147][ T8279] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.077372][ T8279] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.085013][ T8279] device bridge_slave_1 entered promiscuous mode [ 60.092249][ T3118] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.100851][ T3118] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.109230][ T8275] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.169213][ T8268] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.190835][ T8277] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.205698][ T8275] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.247553][ T8275] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.296985][ T8266] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.306100][ T8277] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.325686][ T3118] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.334559][ T3118] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.343032][ T3118] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.350223][ T3118] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.359298][ T3118] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.368410][ T3118] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.376790][ T3118] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.383824][ T3118] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.391546][ T3118] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.400619][ T8275] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.479016][ T8279] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.490012][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.498578][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.507319][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.515678][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.524234][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.533611][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.542503][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.563834][ T8277] team0: Port device team_slave_0 added [ 60.571152][ T8277] team0: Port device team_slave_1 added [ 60.580946][ T8279] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.600591][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.608755][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.617744][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.625976][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.650427][ T8266] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.668154][ T8268] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.678206][ T8282] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.685771][ T8282] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.730608][ T8277] device hsr_slave_0 entered promiscuous mode [ 60.806469][ T8277] device hsr_slave_1 entered promiscuous mode [ 60.846365][ T8277] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.861416][ T8282] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.870199][ T8282] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.878567][ T8282] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.885655][ T8282] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.894292][ T8282] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.903684][ T8279] team0: Port device team_slave_0 added [ 60.915562][ T8279] team0: Port device team_slave_1 added [ 60.936182][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.944655][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.953832][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.960923][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.968644][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.977326][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.985699][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.994435][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.012047][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.051010][ T8272] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.058351][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.068080][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.076869][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.085081][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.098664][ T8268] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.112923][ T8277] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.208610][ T8279] device hsr_slave_0 entered promiscuous mode [ 61.246593][ T8279] device hsr_slave_1 entered promiscuous mode [ 61.316042][ T8279] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.328493][ T8275] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.337087][ T8281] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.344589][ T8281] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.352223][ T8281] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.360542][ T8281] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.371197][ T8266] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.385208][ T8277] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.428098][ T8277] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.467473][ T8277] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.513970][ T8275] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.530749][ T8272] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.553722][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 166.575859][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 166.582841][ C1] (detected by 1, t=10502 jiffies, g=6329, q=140) [ 166.589324][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953812-4294943309), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 166.602659][ C1] syz-executor.5 R running task 24888 8279 8278 0x0000400a [ 166.610541][ C1] Call Trace: [ 166.613813][ C1] [ 166.616660][ C1] sched_show_task+0x40f/0x560 [ 166.621417][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 166.626691][ C1] update_process_times+0x12d/0x180 [ 166.631873][ C1] tick_sched_timer+0x263/0x420 [ 166.636709][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.642239][ C1] __hrtimer_run_queues+0x403/0x840 [ 166.647435][ C1] hrtimer_interrupt+0x38c/0xda0 [ 166.652371][ C1] ? debug_smp_processor_id+0x9/0x20 [ 166.657643][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 166.663172][ C1] apic_timer_interrupt+0xf/0x20 [ 166.668086][ C1] [ 166.671011][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x4/0x50 [ 166.677061][ C1] Code: 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d 34 e7 cc 07 48 89 de e8 64 02 3b 00 5b 5d c3 cc 48 8b 04 24 <65> 48 8b 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e f7 c2 00 01 1f 00 [ 166.696647][ C1] RSP: 0018:ffffc90002397280 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.705039][ C1] RAX: ffffffff81487326 RBX: ffffea00028db200 RCX: 0000000000000000 [ 166.712996][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00028db200 [ 166.720963][ C1] RBP: ffffc900023972a8 R08: 000000000003a768 R09: fffffbfff120248a [ 166.728919][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880a3afcda0 [ 166.736872][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a6965628 [ 166.744838][ C1] ? mod_memcg_page_state+0x16/0x190 [ 166.750112][ C1] ? mod_memcg_page_state+0x16/0x190 [ 166.755380][ C1] free_thread_stack+0x168/0x590 [ 166.760303][ C1] put_task_stack+0xa3/0x130 [ 166.764880][ C1] finish_task_switch+0x3f1/0x550 [ 166.769900][ C1] __schedule+0x9a8/0xcc0 [ 166.774225][ C1] ? ___preempt_schedule+0x16/0x18 [ 166.779317][ C1] preempt_schedule+0xdb/0x120 [ 166.784063][ C1] ___preempt_schedule+0x16/0x18 [ 166.788996][ C1] try_to_wake_up+0xe78/0x1050 [ 166.793752][ C1] wake_up_q+0x8c/0xe0 [ 166.797813][ C1] __mutex_unlock_slowpath+0x586/0x5b0 [ 166.803270][ C1] mutex_unlock+0x1b/0x30 [ 166.807587][ C1] __rtnl_unlock+0x2c/0xa0 [ 166.811986][ C1] netdev_run_todo+0xe5/0xe10 [ 166.816658][ C1] rtnl_unlock+0xe/0x10 [ 166.820800][ C1] nsim_create+0x224/0x230 [ 166.825204][ C1] __nsim_dev_port_add+0x289/0x4d0 [ 166.830297][ C1] ? debugfs_create_file_unsafe+0x4a/0x60 [ 166.836006][ C1] ? nsim_bpf_dev_init+0x1eb/0x220 [ 166.842144][ C1] nsim_dev_probe+0xb55/0xef0 [ 166.846821][ C1] nsim_bus_probe+0x15/0x20 [ 166.851308][ C1] really_probe+0x71c/0xf40 [ 166.855800][ C1] driver_probe_device+0xfc/0x260 [ 166.860809][ C1] ? parse_option_str+0x1bf/0x200 [ 166.865823][ C1] __device_attach_driver+0x336/0x3f0 [ 166.871178][ C1] ? coredump_store+0x90/0x90 [ 166.875837][ C1] bus_for_each_drv+0x12b/0x180 [ 166.880675][ C1] __device_attach+0x1ea/0x390 [ 166.885427][ C1] device_initial_probe+0x1a/0x20 [ 166.890529][ C1] bus_probe_device+0xb9/0x1f0 [ 166.895286][ C1] device_add+0x1710/0x1ad0 [ 166.899791][ C1] device_register+0x1d/0x20 [ 166.904365][ C1] new_device_store+0x286/0x510 [ 166.909199][ C1] ? nsim_num_vf+0x50/0x50 [ 166.913600][ C1] bus_attr_store+0x78/0x90 [ 166.918085][ C1] ? bus_attr_show+0x90/0x90 [ 166.922662][ C1] sysfs_kf_write+0x281/0x2f0 [ 166.927325][ C1] ? sysfs_kf_read+0x370/0x370 [ 166.932096][ C1] kernfs_fop_write+0x3e4/0x4e0 [ 166.936952][ C1] ? kernfs_fop_read+0x580/0x580 [ 166.941899][ C1] __vfs_write+0xb8/0x740 [ 166.946228][ C1] ? rcu_read_lock_any_held+0x13d/0x1a0 [ 166.951762][ C1] ? __sb_start_write+0x382/0x430 [ 166.956775][ C1] vfs_write+0x275/0x590 [ 166.961011][ C1] ksys_write+0x117/0x220 [ 166.965333][ C1] __x64_sys_write+0x7b/0x90 [ 166.969908][ C1] do_syscall_64+0xf7/0x1c0 [ 166.974400][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.980278][ C1] RIP: 0033:0x414130 [ 166.984158][ C1] Code: b0 89 c8 f7 d8 eb ed b8 6e 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 3d 3d 43 66 00 00 75 14 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 c4 1b 00 00 c3 48 83 ec 08 e8 ca fc ff ff [ 167.003747][ C1] RSP: 002b:00007ffc1605f2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 167.012141][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000414130 [ 167.020096][ C1] RDX: 0000000000000003 RSI: 00007ffc1605f320 RDI: 0000000000000004 [ 167.028049][ C1] RBP: 00007ffc1605f320 R08: 0000000000000000 R09: 0000000000000003 [ 167.036007][ C1] R10: 0000000000000075 R11: 0000000000000246 R12: 00000000004bfc97 [ 167.043963][ C1] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 167.051938][ C1] rcu: rcu_preempt kthread starved for 10549 jiffies! g6329 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 167.063015][ C1] rcu: RCU grace-period kthread stack dump: [ 167.068886][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 167.076766][ C1] Call Trace: [ 167.080042][ C1] __schedule+0x9a0/0xcc0 [ 167.084366][ C1] schedule+0x181/0x210 [ 167.088507][ C1] schedule_timeout+0x14f/0x240 [ 167.093399][ C1] ? run_local_timers+0x120/0x120 [ 167.098442][ C1] rcu_gp_kthread+0xed8/0x1770 [ 167.103216][ C1] kthread+0x332/0x350 [ 167.107273][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 167.112369][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.116948][ C1] ret_from_fork+0x24/0x30