[ 41.592786][ T23] audit: type=1800 audit(1575373190.102:27): pid=7928 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.623737][ T23] audit: type=1800 audit(1575373190.102:28): pid=7928 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. [ 42.170162][ T23] audit: type=1800 audit(1575373190.752:29): pid=7928 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 42.189429][ T23] audit: type=1800 audit(1575373190.752:30): pid=7928 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 '10.128.1.41' (ECDSA) to the list of known hosts. 2019/12/03 11:40:02 fuzzer started 2019/12/03 11:40:03 dialing manager at 10.128.0.26:38907 2019/12/03 11:40:03 syscalls: 2697 2019/12/03 11:40:03 code coverage: enabled 2019/12/03 11:40:03 comparison tracing: enabled 2019/12/03 11:40:03 extra coverage: extra coverage is not supported by the kernel 2019/12/03 11:40:03 setuid sandbox: enabled 2019/12/03 11:40:03 namespace sandbox: enabled 2019/12/03 11:40:03 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 11:40:03 fault injection: enabled 2019/12/03 11:40:03 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 11:40:03 net packet injection: enabled 2019/12/03 11:40:03 net device setup: enabled 2019/12/03 11:40:03 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 11:40:03 devlink PCI setup: PCI device 0000:00:10.0 is not available 11:40:04 executing program 0: prctl$PR_SET_SECUREBITS(0x1c, 0x21) open(&(0x7f0000000080)='./file0\x00', 0x40, 0x1) setxattr$security_capability(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='security.capability\x00', &(0x7f0000000500)=@v3={0x3000000, [{0x800000}]}, 0x18, 0x0) execve(&(0x7f0000000440)='./file0\x00', 0x0, 0x0) 11:40:05 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = fcntl$dupfd(r1, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) r3 = socket$inet6(0xa, 0x8000008000080003, 0x5) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000340)={'bridge_slave_0\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x4000, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="2c00000013003586000000030000000007000000", @ANYRES32=r4, @ANYBLOB="020000053f0008000c001a000400e1e65e128ff9d9f551dd94d768339d1a8bfcfff8b8158c77b8af"], 0x2c}}, 0x0) r5 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r5, &(0x7f0000000140), 0x2, 0x0) syzkaller login: [ 56.470483][ T8091] IPVS: ftp: loaded support on port[0] = 21 11:40:05 executing program 2: r0 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x61, 0x10, 0x18}, [@ldst={0x6, 0x0, 0x5}]}, &(0x7f0000003ff6)='G\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x8, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0x1dd}, 0x48) [ 56.641054][ T8091] chnl_net:caif_netlink_parms(): no params data found [ 56.680264][ T8094] IPVS: ftp: loaded support on port[0] = 21 [ 56.772548][ T8091] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.792390][ T8091] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.801724][ T8091] device bridge_slave_0 entered promiscuous mode [ 56.822017][ T8096] IPVS: ftp: loaded support on port[0] = 21 [ 56.849709][ T8091] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.857496][ T8091] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.865745][ T8091] device bridge_slave_1 entered promiscuous mode 11:40:05 executing program 3: mkdir(&(0x7f0000000040)='./file0\x00', 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xb, 0x7e, 0x6, 0x1, 0x1, 0x1}, 0x3c) mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000004c0)={&(0x7f0000000140)='./file0/file0\x00', r0}, 0x10) [ 56.921726][ T8091] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.961603][ T8091] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.051826][ T8094] chnl_net:caif_netlink_parms(): no params data found [ 57.078542][ T8091] team0: Port device team_slave_0 added 11:40:05 executing program 4: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3ea, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x17, 0x0, 0x40002, 0x2, 0x0, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000040)={r0, 0x0}, 0x20) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000200)={r0, 0x0, &(0x7f0000000140)=""/1}, 0x18) [ 57.125915][ T8091] team0: Port device team_slave_1 added [ 57.216366][ T8096] chnl_net:caif_netlink_parms(): no params data found [ 57.265447][ T8091] device hsr_slave_0 entered promiscuous mode [ 57.313053][ T8091] device hsr_slave_1 entered promiscuous mode [ 57.378205][ T8094] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.386089][ T8094] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.396099][ T8094] device bridge_slave_0 entered promiscuous mode [ 57.412421][ T8102] IPVS: ftp: loaded support on port[0] = 21 [ 57.412437][ T8101] IPVS: ftp: loaded support on port[0] = 21 [ 57.445666][ T8094] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.452993][ T8094] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.460869][ T8094] device bridge_slave_1 entered promiscuous mode 11:40:06 executing program 5: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000000000)=0x6, 0xa) bind$inet6(r0, &(0x7f0000f67fe4)={0xa, 0x4e20, 0x0, @ipv4={[], [], @multicast2}}, 0x1c) r1 = socket$inet6(0xa, 0x2, 0x0) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f0000000000)=0x6, 0xa) bind$inet6(r1, &(0x7f0000f67fe4)={0xa, 0x4e20, 0x0, @ipv4={[], [], @remote}}, 0x1c) [ 57.516508][ T8091] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.579749][ T8091] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.648799][ T8091] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.705812][ T8091] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.813821][ T8096] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.820891][ T8096] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.829578][ T8096] device bridge_slave_0 entered promiscuous mode [ 57.838939][ T8096] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.846750][ T8096] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.854571][ T8096] device bridge_slave_1 entered promiscuous mode [ 57.877060][ T8094] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.889147][ T8094] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.902475][ T8104] IPVS: ftp: loaded support on port[0] = 21 [ 57.916735][ T8096] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.928875][ T8096] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.967690][ T8094] team0: Port device team_slave_0 added [ 57.975918][ T8094] team0: Port device team_slave_1 added [ 57.999051][ T8096] team0: Port device team_slave_0 added [ 58.024957][ T8096] team0: Port device team_slave_1 added [ 58.075567][ T8094] device hsr_slave_0 entered promiscuous mode [ 58.102980][ T8094] device hsr_slave_1 entered promiscuous mode [ 58.142799][ T8094] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.274633][ T8096] device hsr_slave_0 entered promiscuous mode [ 58.343125][ T8096] device hsr_slave_1 entered promiscuous mode [ 58.383580][ T8096] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.418695][ T8101] chnl_net:caif_netlink_parms(): no params data found [ 58.450564][ T8094] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.495691][ T8094] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.536012][ T8094] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.657538][ T8094] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.714945][ T8101] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.722045][ T8101] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.729980][ T8101] device bridge_slave_0 entered promiscuous mode [ 58.738020][ T8101] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.745195][ T8101] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.754445][ T8101] device bridge_slave_1 entered promiscuous mode [ 58.784107][ T8091] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.795243][ T8101] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.812290][ T8096] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.869059][ T8102] chnl_net:caif_netlink_parms(): no params data found [ 58.879554][ T8101] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.923167][ T8096] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.964919][ T8096] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.028680][ T8096] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.077247][ T8101] team0: Port device team_slave_0 added [ 59.093967][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.102241][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.115109][ T8091] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.137856][ T8101] team0: Port device team_slave_1 added [ 59.196401][ T8101] device hsr_slave_0 entered promiscuous mode [ 59.233063][ T8101] device hsr_slave_1 entered promiscuous mode [ 59.283159][ T8101] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.308853][ T8104] chnl_net:caif_netlink_parms(): no params data found [ 59.335500][ T8102] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.342605][ T8102] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.353875][ T8102] device bridge_slave_0 entered promiscuous mode [ 59.361473][ T8102] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.369297][ T8102] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.377003][ T8102] device bridge_slave_1 entered promiscuous mode [ 59.400139][ T8102] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.427458][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.436402][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.444975][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.452074][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.474024][ T8102] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.484649][ T8104] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.491681][ T8104] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.499716][ T8104] device bridge_slave_0 entered promiscuous mode [ 59.507789][ T8104] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.514876][ T8104] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.522624][ T8104] device bridge_slave_1 entered promiscuous mode [ 59.530454][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.539479][ T8101] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.586978][ T8101] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.650535][ T8101] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.721128][ T8102] team0: Port device team_slave_0 added [ 59.727966][ T8101] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.795604][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.805946][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.814982][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.822053][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.836217][ T8096] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.846338][ T8104] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.856753][ T8102] team0: Port device team_slave_1 added [ 59.864633][ T8104] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.890764][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.899536][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.910189][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.918993][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.927856][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.956488][ T8094] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.965653][ T3190] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.974649][ T3190] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.983273][ T3190] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.991511][ T3190] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.000465][ T3190] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.008128][ T3190] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.023806][ T8104] team0: Port device team_slave_0 added [ 60.031058][ T8104] team0: Port device team_slave_1 added [ 60.043274][ T8091] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.055120][ T8091] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.065677][ T3190] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.074658][ T3190] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.135564][ T8102] device hsr_slave_0 entered promiscuous mode [ 60.183200][ T8102] device hsr_slave_1 entered promiscuous mode [ 60.223033][ T8102] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.235097][ T8094] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.246596][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.254517][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.275977][ T8096] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.326104][ T8104] device hsr_slave_0 entered promiscuous mode [ 60.363568][ T8104] device hsr_slave_1 entered promiscuous mode [ 60.423033][ T8104] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.432791][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.441495][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.449958][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.457081][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.465662][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.474510][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.482940][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.490034][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.497617][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.506285][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.514696][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.521756][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.529944][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.538299][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.560415][ T8091] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.571804][ T2705] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.580050][ T2705] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.588733][ T2705] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.599584][ T2705] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.608413][ T2705] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.615501][ T2705] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.624211][ T2705] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.632965][ T2705] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.700857][ T8094] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.715044][ T8094] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.737671][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.746921][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.760651][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.768999][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.777905][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.786425][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.795461][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.804355][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.812779][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.821225][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.830245][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.838827][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.848158][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.856570][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.865031][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.873497][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.882152][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.890075][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.897998][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.906185][ T8104] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.957898][ T8104] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 61.004845][ T8104] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 61.054440][ T8102] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.105026][ T8102] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 166.162656][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 166.169440][ C0] rcu: 0-...!: (1 GPs behind) idle=5ba/1/0x4000000000000002 softirq=10930/10938 fqs=137 [ 166.179458][ C0] (t=10500 jiffies g=6329 q=105) [ 166.184470][ C0] rcu: rcu_preempt kthread starved for 10206 jiffies! g6329 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 166.195547][ C0] rcu: RCU grace-period kthread stack dump: [ 166.201419][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.209307][ C0] Call Trace: [ 166.212589][ C0] __schedule+0x9a0/0xcc0 [ 166.216912][ C0] schedule+0x181/0x210 [ 166.221051][ C0] schedule_timeout+0x14f/0x240 [ 166.225887][ C0] ? run_local_timers+0x120/0x120 [ 166.230904][ C0] rcu_gp_kthread+0xed8/0x1770 [ 166.235664][ C0] kthread+0x332/0x350 [ 166.239716][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 166.244810][ C0] ? kthread_blkcg+0xe0/0xe0 [ 166.249384][ C0] ret_from_fork+0x24/0x30 [ 166.253797][ C0] NMI backtrace for cpu 0 [ 166.258113][ C0] CPU: 0 PID: 8116 Comm: modprobe Not tainted 5.4.0-syzkaller #0 [ 166.265805][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.275843][ C0] Call Trace: [ 166.279112][ C0] [ 166.281949][ C0] dump_stack+0x1fb/0x318 [ 166.286266][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 166.291099][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 166.297238][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 166.303286][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 166.309251][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 166.315127][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 166.320227][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 166.325411][ C0] ? trace_hardirqs_off+0x74/0x80 [ 166.330420][ C0] update_process_times+0x12d/0x180 [ 166.335603][ C0] tick_sched_timer+0x263/0x420 [ 166.340437][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.345968][ C0] __hrtimer_run_queues+0x403/0x840 [ 166.351166][ C0] hrtimer_interrupt+0x38c/0xda0 [ 166.356104][ C0] ? debug_smp_processor_id+0x9/0x20 [ 166.361388][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 166.366925][ C0] apic_timer_interrupt+0xf/0x20 [ 166.371844][ C0] [ 166.374769][ C0] RIP: 0010:mod_memcg_page_state+0xb/0x190 [ 166.380558][ C0] Code: 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 03 [ 166.400157][ C0] RSP: 0018:ffffc900024575f8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.408554][ C0] RAX: 1ffff110152db141 RBX: ffff8880a96d8a08 RCX: 0000000000000000 [ 166.416510][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea000268bb40 [ 166.424464][ C0] RBP: ffffc90002457618 R08: 000000000003a768 R09: ffffed10150fbeaf [ 166.432418][ C0] R10: ffffed10150fbeaf R11: 0000000000000000 R12: ffff88809a927220 [ 166.440374][ C0] R13: dffffc0000000000 R14: 1ffff11013524e44 R15: ffff8880a87df568 [ 166.448351][ C0] free_thread_stack+0x168/0x590 [ 166.453275][ C0] put_task_stack+0xa3/0x130 [ 166.457849][ C0] finish_task_switch+0x3f1/0x550 [ 166.462862][ C0] __schedule+0x9a8/0xcc0 [ 166.467186][ C0] preempt_schedule_irq+0xc1/0x140 [ 166.472280][ C0] retint_kernel+0x1b/0x2b [ 166.476679][ C0] RIP: 0010:__kmalloc+0x1d3/0x340 [ 166.481689][ C0] Code: 00 48 89 df 57 9d 0f 1f 44 00 00 e8 87 9d ca ff eb 1d e8 20 9b ca ff 48 83 3d 80 fc 58 07 00 0f 84 66 01 00 00 48 89 df 57 9d <0f> 1f 44 00 00 48 8b 7d d0 41 0f 18 0f e9 26 00 00 00 44 89 f0 c1 [ 166.501278][ C0] RSP: 0018:ffffc90002457870 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 166.509670][ C0] RAX: ffff88809434ccd4 RBX: 0000000000000286 RCX: ffffffff815c0597 [ 166.517624][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000286 [ 166.525591][ C0] RBP: ffffc900024578b0 R08: ffff88809434cc98 R09: fffffbfff13c8521 [ 166.533549][ C0] R10: fffffbfff13c8521 R11: 0000000000000000 R12: 0000000000001000 [ 166.541505][ C0] R13: ffff8880aa802000 R14: 0000000000000c40 R15: ffff88806c600000 [ 166.549472][ C0] ? mark_lock+0x107/0x1650 [ 166.553970][ C0] ? tomoyo_realpath_from_path+0xdc/0x7c0 [ 166.559689][ C0] tomoyo_realpath_from_path+0xdc/0x7c0 [ 166.565222][ C0] tomoyo_init_log+0xf04/0x1e70 [ 166.570074][ C0] tomoyo_supervisor+0x2c7/0x1330 [ 166.575087][ C0] ? tomoyo_check_acl+0x2dc/0x3a0 [ 166.580091][ C0] ? get_user_pages_remote+0xdb/0x4b0 [ 166.585445][ C0] ? get_user_pages_remote+0x318/0x4b0 [ 166.590898][ C0] tomoyo_env_perm+0x121/0x1a0 [ 166.595651][ C0] tomoyo_find_next_domain+0x1685/0x1ca0 [ 166.601296][ C0] tomoyo_bprm_check_security+0xe3/0x130 [ 166.606918][ C0] security_bprm_check+0x55/0xb0 [ 166.612124][ C0] search_binary_handler+0x6a/0x660 [ 166.617314][ C0] ? rcu_lock_release+0x9/0x30 [ 166.622071][ C0] __do_execve_file+0x1573/0x1cd0 [ 166.627109][ C0] __x64_sys_execve+0x94/0xb0 [ 166.631785][ C0] do_syscall_64+0xf7/0x1c0 [ 166.636282][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.642162][ C0] RIP: 0033:0x7fd765946207 [ 166.646568][ C0] Code: 77 19 f4 48 89 d7 44 89 c0 0f 05 48 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 f7 d8 64 41 89 01 eb df b8 3b 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 02 f3 c3 48 8b 15 00 8c 2d 00 f7 d8 64 89 02 [ 166.666416][ C0] RSP: 002b:00007ffdf0546048 EFLAGS: 00000207 ORIG_RAX: 000000000000003b [ 166.674817][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd765946207 [ 166.682772][ C0] RDX: 00005615536a7c80 RSI: 00007ffdf0546170 RDI: 00007fd7659e65c3 [ 166.690742][ C0] RBP: 00007ffdf05460f0 R08: 0000000000000000 R09: 0000000000000000 [ 166.698703][ C0] R10: 0000000000000008 R11: 0000000000000207 R12: 00005615536a7c60 [ 166.706661][ C0] R13: 00005615536a47b4 R14: 0000000000000000 R15: 0000000000000000