[ 42.081690][ T25] audit: type=1800 audit(1575438769.308:26): pid=7943 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.116134][ T25] audit: type=1800 audit(1575438769.308:27): pid=7943 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.136308][ T25] audit: type=1800 audit(1575438769.308:28): pid=7943 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. [ 42.910859][ T25] audit: type=1800 audit(1575438770.168:29): pid=7943 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 '10.128.0.24' (ECDSA) to the list of known hosts. 2019/12/04 05:53:01 fuzzer started 2019/12/04 05:53:03 dialing manager at 10.128.0.26:42111 2019/12/04 05:53:03 syscalls: 2689 2019/12/04 05:53:03 code coverage: enabled 2019/12/04 05:53:03 comparison tracing: enabled 2019/12/04 05:53:03 extra coverage: extra coverage is not supported by the kernel 2019/12/04 05:53:03 setuid sandbox: enabled 2019/12/04 05:53:03 namespace sandbox: enabled 2019/12/04 05:53:03 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 05:53:03 fault injection: enabled 2019/12/04 05:53:03 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 05:53:03 net packet injection: enabled 2019/12/04 05:53:03 net device setup: enabled 2019/12/04 05:53:03 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 05:53:03 devlink PCI setup: PCI device 0000:00:10.0 is not available 05:53:04 executing program 0: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x2001000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000180)={0x0, 0xffffffffffffffe1, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="140000002300470800000000100000000100aceac20d0000000002008683c229f5d5d9ff4559cf00000000000000030000009b3a6685c4b44017a681e8efbb010400007baaed11e175b065983a62dbe7731e8b82ce5d623847992a0f4d81a01a99224f82d24887d5b006388f8bea33e2a09c9c04aedc42c99c8fc0b4e6a88b9a19fdb003542c"], 0x14}}, 0x0) 05:53:04 executing program 1: r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000080)=@req3={0x110000, 0x100000001, 0x110000, 0x1}, 0x1c) close(r0) syzkaller login: [ 56.942769][ T8106] IPVS: ftp: loaded support on port[0] = 21 [ 57.061570][ T8106] chnl_net:caif_netlink_parms(): no params data found [ 57.133750][ T8106] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.146683][ T8106] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.154677][ T8106] device bridge_slave_0 entered promiscuous mode [ 57.172636][ T8109] IPVS: ftp: loaded support on port[0] = 21 05:53:04 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xb, 0x40, 0xa9, 0x5, 0x1, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000200)={r0, &(0x7f00000000c0), &(0x7f0000000100)}, 0x20) bpf$MAP_CREATE(0x0, &(0x7f0000000340)={0xd}, 0xfffffffffffffe17) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0xf, 0x5}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000240)={r0, &(0x7f0000000080), &(0x7f00000000c0)}, 0x20) bpf$MAP_LOOKUP_ELEM(0x2, &(0x7f0000000040)={r0, &(0x7f0000000340), &(0x7f0000000440)=""/4096}, 0x18) bpf$MAP_LOOKUP_ELEM(0x4, &(0x7f0000000280)={r0, &(0x7f0000000080), &(0x7f00000003c0)=""/128}, 0x18) [ 57.179322][ T8106] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.187648][ T8106] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.199806][ T8106] device bridge_slave_1 entered promiscuous mode [ 57.258597][ T8106] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.297496][ T8106] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.379703][ T8106] team0: Port device team_slave_0 added [ 57.393281][ T8112] IPVS: ftp: loaded support on port[0] = 21 [ 57.415612][ T8106] team0: Port device team_slave_1 added 05:53:04 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x1, 0x5, &(0x7f0000000500)=ANY=[@ANYBLOB="bf16000000000000b70700000100f0ff4870000000000000480000000000000095000000000000002ba728041598d6fbd30cb599e83d24a3aa81d36bb3019c13050000000000000026fb0b71d0e6adfefc41d86bd917487960717142fa9ea4318123741c0a0e168c1886d0d4d94f2f4e345c652fbc1626e3a2a2ad35806150ae0209e62f51ee988e6e0dc8ce974a22a550bdfd70800c86ae3b3e05df3ceb9fc464c2a100c788b277beee1cbf9b0a4def23d410f6296b32a8343881dcc7b1b85f3c3d44aeaccd3641110bec4e90a6341965c39e4b3449abe802f597eba9ffab3e05379e5aeb0597a13b3e22278d00031e5388ee5c867ddd58211d4ececb0cd2b6d357b8580218ce740068725837074e468ee23fcf49822775985bf31b715f5888b2153052ccb1a78a8b2b8c6ef48a71221ce3c601db96fe1a90374b8f883a2db630e0af6e80187cbebd5bbd6208bc064baef219787e784c3b12011ae7cd2b75614b4e9373fcf51814d5d4d3527268f50ce374341e30bc2400f8d1ef6358410c93e83d6536e43cc941f2102666d4c415a52e1b0866cf541dde3217e14531cfb7df6594b4b056358ab807dd0f5c84fbe550f97168660aa6da2fb008a76bde511a974fabb5fbc50bdd02a390e0922edef93ed7ecbe09666f61b8bd31df5326ce7218b73653e91f9f799a2c827548e5f83874dff41119430ae77c7441e71bb9307a3dafb12f2611ad360de54e480f9f4cf018aaafb4be34275c2f253321577fb043fae52142f06803cec4d7d5f2d53eb18eee0338516f9cc529d0bd0b4380c2b959e47ee5000000000000"], &(0x7f0000000140)='vS\xfdIG|\x8aL[\xf2\'\x9c\xea\xb1\xc0\xb1\x19\x91\x9d/Q\xd9\xe3T\xce\xdax;\x02%\xc5\x1c\xd5GA\xad[(\xbblZ\x01\x1dF\x92#]%sj\xd0i\xc6C\x1f&\xe2\xc5\xa5z\x7f\xe1 \xfb\xc27\x03\x84\x8e\xef\x82-\xfc$$\xaf\v\xbd\x95\x1e\x0f\xbeVI\xec\r!\f\x86\xf5\xfb[Y\x1e\xd4\xdfc\xb1\xc8\xa2\xc1/5\xffr\x1f\x80@\xb8F\xea\xde\x93\xa1\xcb6\xee\xf2\xce\x95\xf2\xfdxR\x17F\xad\xc1~\xa2\x97=O^o\"\xbb\xa8\x9746'}, 0x48) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000140)=r1, 0x4) writev(r0, &(0x7f0000000040)=[{&(0x7f00000000c0)="390000001000090468fe07002b0000000100ee0714000000450001070300001404001800120013000e04000020000300"/57, 0x39}], 0x1) [ 57.438897][ T8109] chnl_net:caif_netlink_parms(): no params data found [ 57.508238][ T8106] device hsr_slave_0 entered promiscuous mode [ 57.546091][ T8106] device hsr_slave_1 entered promiscuous mode [ 57.660138][ T8115] IPVS: ftp: loaded support on port[0] = 21 [ 57.680229][ T8109] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.689119][ T8109] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.697186][ T8109] device bridge_slave_0 entered promiscuous mode [ 57.724980][ T8109] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.733953][ T8109] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.742194][ T8109] device bridge_slave_1 entered promiscuous mode 05:53:05 executing program 4: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$unix(0x1, 0x10004000000002, 0x0) r2 = fcntl$dupfd(r1, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) syz_mount_image$xfs(&(0x7f0000000140)='xfs\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x2, &(0x7f0000000600)=[{0x0, 0x0, 0x10001}, {&(0x7f00000001c0)="58465342d81c4a65f0441f743486de036edf1937b66ac4de6a1935fd765a45ce406ca916ab45aaccb6803bed3f5157ef00deef09003f000000001e1aa85ca187641218c2a06ffcd45bf7d790592d42e7d64b06bf54a040287f8494be731ab69cba03a1f0539364", 0x67}], 0x0, 0x0) [ 57.773064][ T8106] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.817789][ T8106] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.901644][ T8109] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.922216][ T8109] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.935802][ T8106] netdevsim netdevsim0 netdevsim2: renamed from eth2 05:53:05 executing program 5: r0 = open(&(0x7f00009e1000)='./file0\x00', 0x8040, 0x0) fcntl$setlease(r0, 0x400, 0x0) r1 = open(&(0x7f00009e1000)='./file0\x00', 0x0, 0x0) fcntl$setlease(r1, 0x400, 0x0) fcntl$setlease(r1, 0x400, 0x0) [ 57.968003][ T8106] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.052719][ T8112] chnl_net:caif_netlink_parms(): no params data found [ 58.114905][ T8109] team0: Port device team_slave_0 added [ 58.129305][ T8118] IPVS: ftp: loaded support on port[0] = 21 [ 58.151021][ T8112] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.159030][ T8112] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.167140][ T8112] device bridge_slave_0 entered promiscuous mode [ 58.189645][ T8109] team0: Port device team_slave_1 added [ 58.214655][ T8121] IPVS: ftp: loaded support on port[0] = 21 [ 58.221254][ T8112] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.228729][ T8112] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.236782][ T8112] device bridge_slave_1 entered promiscuous mode [ 58.297370][ T8109] device hsr_slave_0 entered promiscuous mode [ 58.346117][ T8109] device hsr_slave_1 entered promiscuous mode [ 58.395811][ T8109] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.460649][ T8112] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.492081][ T8112] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.514866][ T8115] chnl_net:caif_netlink_parms(): no params data found [ 58.589575][ T8109] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.638223][ T8109] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.680101][ T8109] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.728644][ T8109] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.773630][ T8115] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.782316][ T8115] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.790056][ T8115] device bridge_slave_0 entered promiscuous mode [ 58.799195][ T8112] team0: Port device team_slave_0 added [ 58.806730][ T8112] team0: Port device team_slave_1 added [ 58.813191][ T8121] chnl_net:caif_netlink_parms(): no params data found [ 58.838728][ T8115] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.846279][ T8115] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.853840][ T8115] device bridge_slave_1 entered promiscuous mode [ 58.877008][ T8118] chnl_net:caif_netlink_parms(): no params data found [ 58.902486][ T8121] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.909755][ T8121] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.917938][ T8121] device bridge_slave_0 entered promiscuous mode [ 58.926926][ T8115] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.938939][ T8115] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.963626][ T8115] team0: Port device team_slave_0 added [ 58.971688][ T8115] team0: Port device team_slave_1 added [ 59.017371][ T8112] device hsr_slave_0 entered promiscuous mode [ 59.066137][ T8112] device hsr_slave_1 entered promiscuous mode [ 59.126618][ T8112] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.134546][ T8121] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.141791][ T8121] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.152330][ T8121] device bridge_slave_1 entered promiscuous mode [ 59.173360][ T8106] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.212573][ T8121] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.224483][ T8121] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.288329][ T8115] device hsr_slave_0 entered promiscuous mode [ 59.326125][ T8115] device hsr_slave_1 entered promiscuous mode [ 59.395935][ T8115] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.423225][ T8118] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.430444][ T8118] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.438371][ T8118] device bridge_slave_0 entered promiscuous mode [ 59.452955][ T8112] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.507929][ T8112] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.568514][ T8112] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.607909][ T8118] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.614988][ T8118] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.623525][ T8118] device bridge_slave_1 entered promiscuous mode [ 59.632171][ T8121] team0: Port device team_slave_0 added [ 59.641398][ T8106] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.651022][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.659357][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.668211][ T8112] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.708985][ T8121] team0: Port device team_slave_1 added [ 59.722793][ T8115] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.763448][ T8118] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.774558][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.783068][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.791683][ T3119] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.798901][ T3119] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.807366][ T8115] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.858274][ T8115] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.910479][ T8118] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.931365][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.940901][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.949641][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.958154][ T8120] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.965184][ T8120] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.973711][ T8115] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.078034][ T8121] device hsr_slave_0 entered promiscuous mode [ 60.116012][ T8121] device hsr_slave_1 entered promiscuous mode [ 60.155791][ T8121] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.168074][ T8118] team0: Port device team_slave_0 added [ 60.176860][ T8118] team0: Port device team_slave_1 added [ 60.195570][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.240635][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.250468][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.260125][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.269495][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.278115][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.286728][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.358561][ T8118] device hsr_slave_0 entered promiscuous mode [ 60.396133][ T8118] device hsr_slave_1 entered promiscuous mode [ 60.446051][ T8118] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.470110][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.478681][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.510194][ T8109] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.529389][ T8121] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.577802][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.586274][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.596553][ T8106] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.620956][ T8121] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.658166][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.666556][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.676120][ T8118] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.729600][ T8109] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.741938][ T8121] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 60.800345][ T8115] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.807853][ T8118] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.850159][ T8118] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 60.908771][ T8118] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 60.958848][ T8121] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 61.024667][ T8115] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.048719][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.056733][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.064351][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.073084][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.080583][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.089259][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.097964][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.105066][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.117343][ T8112] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.140052][ T8106] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.160190][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.169829][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.178986][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.187341][ T3119] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.194379][ T3119] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.202170][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.211024][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.219346][ T3119] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.226512][ T3119] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.233920][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.242477][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.250929][ T3119] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.258013][ T3119] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.265848][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.274226][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.282688][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.291114][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.312751][ T8112] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.334784][ T8109] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.347201][ T8109] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.361378][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.369720][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.378108][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.386587][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.395167][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.403865][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.412522][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.421316][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.429995][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.438671][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.447551][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.456153][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.464350][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.473004][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.481074][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.488819][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.514015][ T8115] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.525039][ T8115] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.571932][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.590693][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.599458][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.607829][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.616578][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.624831][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.633026][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.641866][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.649569][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.659321][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.668092][ T8110] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.675178][ T8110] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.683029][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.691715][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.700269][ T8110] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.707369][ T8110] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.715065][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.723940][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.733367][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.742656][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.753582][ T8109] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.385557][ T8128] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 62.401876][ T8128] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 166.595674][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 166.602437][ C0] rcu: 0-...!: (10499 ticks this GP) idle=d3e/1/0x4000000000000002 softirq=10536/10536 fqs=40 [ 166.613103][ C0] (t=10500 jiffies g=6169 q=92) [ 166.618037][ C0] rcu: rcu_preempt kthread starved for 10419 jiffies! g6169 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 166.629118][ C0] rcu: RCU grace-period kthread stack dump: [ 166.634994][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.642881][ C0] Call Trace: [ 166.646163][ C0] __schedule+0x9a0/0xcc0 [ 166.650490][ C0] schedule+0x181/0x210 [ 166.654632][ C0] schedule_timeout+0x14f/0x240 [ 166.659474][ C0] ? run_local_timers+0x120/0x120 [ 166.664485][ C0] rcu_gp_kthread+0xed8/0x1770 [ 166.669242][ C0] kthread+0x332/0x350 [ 166.673406][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 166.678511][ C0] ? kthread_blkcg+0xe0/0xe0 [ 166.683108][ C0] ret_from_fork+0x24/0x30 [ 166.687539][ C0] NMI backtrace for cpu 0 [ 166.691883][ C0] CPU: 0 PID: 4391 Comm: udevd Not tainted 5.4.0-syzkaller #0 [ 166.699478][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.709552][ C0] Call Trace: [ 166.712830][ C0] [ 166.715675][ C0] dump_stack+0x1fb/0x318 [ 166.720113][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 166.724975][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 166.731139][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 166.737217][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 166.743319][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 166.749217][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 166.754326][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 166.759533][ C0] ? trace_hardirqs_off+0x74/0x80 [ 166.764671][ C0] update_process_times+0x12d/0x180 [ 166.769875][ C0] tick_sched_timer+0x263/0x420 [ 166.774731][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.780376][ C0] __hrtimer_run_queues+0x403/0x840 [ 166.785594][ C0] hrtimer_interrupt+0x38c/0xda0 [ 166.790556][ C0] ? debug_smp_processor_id+0x9/0x20 [ 166.795846][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 166.801383][ C0] apic_timer_interrupt+0xf/0x20 [ 166.806305][ C0] [ 166.809234][ C0] RIP: 0010:mod_memcg_page_state+0xa/0x190 [ 166.815029][ C0] Code: e8 0b 29 2e 00 eb 05 e8 04 29 2e 00 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 54 <53> 41 89 f6 48 89 fb e8 da 28 2e 00 48 83 c3 38 48 89 d8 48 c1 e8 [ 166.834621][ C0] RSP: 0018:ffffc90002107ae8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.843027][ C0] RAX: 1ffff11013dd6a91 RBX: ffff88809eeb5488 RCX: 0000000000000000 [ 166.850993][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea000230a140 [ 166.858959][ C0] RBP: ffffc90002107b00 R08: 000000000003a768 R09: ffffed10150c3a87 [ 166.866930][ C0] R10: ffffed10150c3a87 R11: 0000000000000000 R12: ffff88809eeb5520 [ 166.874900][ C0] R13: dffffc0000000000 R14: 1ffff11013dd6aa4 R15: ffff8880a861d428 [ 166.882889][ C0] free_thread_stack+0x168/0x590 [ 166.887818][ C0] put_task_stack+0xa3/0x130 [ 166.892392][ C0] finish_task_switch+0x3f1/0x550 [ 166.897410][ C0] __schedule+0x9a8/0xcc0 [ 166.901730][ C0] schedule+0x181/0x210 [ 166.905870][ C0] schedule_hrtimeout_range_clock+0x3c7/0x510 [ 166.911924][ C0] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 166.917723][ C0] schedule_hrtimeout_range+0x2a/0x40 [ 166.923084][ C0] ep_poll+0xa4d/0xe80 [ 166.927153][ C0] ? do_task_dead+0xc0/0xc0 [ 166.931658][ C0] ? __kasan_check_read+0x11/0x20 [ 166.936671][ C0] do_epoll_wait+0x1ee/0x260 [ 166.941249][ C0] __x64_sys_epoll_wait+0x9a/0xb0 [ 166.946271][ C0] do_syscall_64+0xf7/0x1c0 [ 166.950761][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.956990][ C0] RIP: 0033:0x7f9cef225943 [ 166.961390][ C0] Code: 00 31 d2 48 29 c2 64 89 11 48 83 c8 ff eb ea 90 90 90 90 90 90 90 90 83 3d b5 dc 2a 00 00 75 13 49 89 ca b8 e8 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 34 c3 48 83 ec 08 e8 3b c4 00 00 48 89 04 24 [ 166.980976][ C0] RSP: 002b:00007ffc2d29ace8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 [ 166.990256][ C0] RAX: ffffffffffffffda RBX: 0000000001ed9250 RCX: 00007f9cef225943 [ 166.998339][ C0] RDX: 0000000000000004 RSI: 00007ffc2d29adb0 RDI: 0000000000000007 [ 167.006306][ C0] RBP: 0000000000625500 R08: 00007ffc2d29acd0 R09: 00007ffc2d3d40b8 [ 167.014274][ C0] R10: 000000000000ee2f R11: 0000000000000246 R12: 0000000001ee9fe0 [ 167.022231][ C0] R13: 00007ffc2d29be07 R14: 0000000000000005 R15: 0000000001ed9250