[ 46.791149][ T23] audit: type=1800 audit(1575464966.067:26): pid=8111 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 46.844989][ T23] audit: type=1800 audit(1575464966.067:27): pid=8111 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 46.879355][ T23] audit: type=1800 audit(1575464966.067:28): pid=8111 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. [ 47.324686][ T23] audit: type=1800 audit(1575464966.637:29): pid=8111 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 '10.128.1.52' (ECDSA) to the list of known hosts. 2019/12/04 13:09:34 fuzzer started 2019/12/04 13:09:35 dialing manager at 10.128.0.26:36481 2019/12/04 13:09:35 syscalls: 2691 2019/12/04 13:09:35 code coverage: enabled 2019/12/04 13:09:35 comparison tracing: enabled 2019/12/04 13:09:35 extra coverage: extra coverage is not supported by the kernel 2019/12/04 13:09:35 setuid sandbox: enabled 2019/12/04 13:09:35 namespace sandbox: enabled 2019/12/04 13:09:35 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 13:09:35 fault injection: enabled 2019/12/04 13:09:35 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 13:09:35 net packet injection: enabled 2019/12/04 13:09:35 net device setup: enabled 2019/12/04 13:09:35 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 13:09:35 devlink PCI setup: PCI device 0000:00:10.0 is not available 13:09:36 executing program 0: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000200)={&(0x7f0000000040)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x14, 0x14, 0x5, [@enum={0x0, 0x1, 0x0, 0x6, 0x4, [{0x2}]}]}, {0x0, [0x0, 0x5f, 0x2e]}}, &(0x7f00000003c0)=""/247, 0x31, 0xf7, 0x8}, 0x20) 13:09:36 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000100)={0x26, 'aead\x00', 0x0, 0x0, 'aegis128-generic\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000200)="ab553fec94248c32e27d04000000288a", 0x10) r2 = accept$alg(r1, 0x0, 0x0) sendmsg$alg(r2, &(0x7f0000001380)={0x0, 0x0, 0x0, 0x0, &(0x7f00000004c0)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}, 0x0) write$binfmt_script(r2, &(0x7f00000000c0)=ANY=[], 0x271) recvmmsg(r2, &(0x7f0000004ec0)=[{{0x0, 0x0, &(0x7f00000006c0)=[{&(0x7f0000000000)=""/84, 0xf}, {&(0x7f0000000780)=""/98, 0x1f1}, {&(0x7f0000000280)=""/112, 0x70}, {&(0x7f0000000340)=""/249, 0xf9}], 0x4, &(0x7f0000000440)=""/45, 0x2d}}], 0x4000000000000e9, 0x0, &(0x7f0000000640)={0x77359400}) syzkaller login: [ 57.279680][ T8275] IPVS: ftp: loaded support on port[0] = 21 13:09:36 executing program 2: futex(&(0x7f0000004000), 0x400000085, 0x0, 0x0, &(0x7f0000004000), 0x401ffffffe) [ 57.466496][ T8275] chnl_net:caif_netlink_parms(): no params data found [ 57.487457][ T8278] IPVS: ftp: loaded support on port[0] = 21 [ 57.567278][ T8275] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.576419][ T8275] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.584860][ T8275] device bridge_slave_0 entered promiscuous mode [ 57.606739][ T8275] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.615158][ T8275] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.623716][ T8275] device bridge_slave_1 entered promiscuous mode [ 57.696485][ T8275] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.735718][ T8275] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.747717][ T8278] chnl_net:caif_netlink_parms(): no params data found [ 57.774889][ T8282] IPVS: ftp: loaded support on port[0] = 21 [ 57.806927][ T8275] team0: Port device team_slave_0 added [ 57.837069][ T8275] team0: Port device team_slave_1 added 13:09:37 executing program 3: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000100)="0815b5055e0bcfe87b3071") r1 = socket$inet(0x2, 0x803, 0xa0) getsockopt$inet_pktinfo(r1, 0x0, 0x19, 0x0, &(0x7f0000000080)) [ 57.854888][ T8278] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.871075][ T8278] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.895895][ T8278] device bridge_slave_0 entered promiscuous mode [ 57.942739][ T8278] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.949828][ T8278] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.972101][ T8278] device bridge_slave_1 entered promiscuous mode 13:09:37 executing program 4: write(0xffffffffffffffff, 0x0, 0x0) perf_event_open(&(0x7f00000001c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x800000000000002, 0x0) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0x3c, 0x0, 0x0) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @rand_addr="ff3e6808e92b7abafc47d822996f60e4"}, 0x1c) sendmmsg(r0, &(0x7f0000006d00), 0xc6, 0x24000000) [ 58.043620][ T8275] device hsr_slave_0 entered promiscuous mode [ 58.081693][ T8275] device hsr_slave_1 entered promiscuous mode [ 58.162291][ T8284] IPVS: ftp: loaded support on port[0] = 21 [ 58.199047][ T8278] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.232949][ T8278] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.294049][ T8278] team0: Port device team_slave_0 added 13:09:37 executing program 5: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x400000000001, 0x0) r1 = dup(r0) setsockopt$inet6_tcp_int(r1, 0x6, 0x7, &(0x7f0000000100), 0x4) [ 58.336287][ T8278] team0: Port device team_slave_1 added [ 58.347011][ T8286] IPVS: ftp: loaded support on port[0] = 21 [ 58.355649][ T8282] chnl_net:caif_netlink_parms(): no params data found [ 58.391783][ T8275] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.475251][ T8275] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.515819][ T8275] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.584947][ T8275] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.723587][ T8278] device hsr_slave_0 entered promiscuous mode [ 58.791219][ T8278] device hsr_slave_1 entered promiscuous mode [ 58.841125][ T8278] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.865294][ T8282] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.872833][ T8282] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.883380][ T8282] device bridge_slave_0 entered promiscuous mode [ 58.907777][ T8289] IPVS: ftp: loaded support on port[0] = 21 [ 58.922343][ T8282] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.929596][ T8282] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.938026][ T8282] device bridge_slave_1 entered promiscuous mode [ 58.998898][ T8282] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.011514][ T8282] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.056060][ T8282] team0: Port device team_slave_0 added [ 59.064045][ T8278] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.134506][ T8278] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.183927][ T8282] team0: Port device team_slave_1 added [ 59.189672][ T8278] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.244083][ T8278] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.296635][ T8284] chnl_net:caif_netlink_parms(): no params data found [ 59.374099][ T8282] device hsr_slave_0 entered promiscuous mode [ 59.411919][ T8282] device hsr_slave_1 entered promiscuous mode [ 59.451089][ T8282] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.483041][ T8284] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.490203][ T8284] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.499431][ T8284] device bridge_slave_0 entered promiscuous mode [ 59.535235][ T8284] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.543223][ T8284] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.552042][ T8284] device bridge_slave_1 entered promiscuous mode [ 59.627307][ T8275] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.655354][ T8286] chnl_net:caif_netlink_parms(): no params data found [ 59.678570][ T8282] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.725931][ T8282] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.794188][ T8284] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.806640][ T8284] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.834826][ T8275] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.844612][ T8282] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.889057][ T8282] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.960498][ T8289] chnl_net:caif_netlink_parms(): no params data found [ 59.972945][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.982247][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.006891][ T8286] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.014685][ T8286] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.023732][ T8286] device bridge_slave_0 entered promiscuous mode [ 60.034697][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.044345][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.053314][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.060825][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.069750][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.078648][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.087316][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.094472][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.102393][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.113214][ T8284] team0: Port device team_slave_0 added [ 60.122171][ T8284] team0: Port device team_slave_1 added [ 60.135768][ T8286] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.144309][ T8286] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.152520][ T8286] device bridge_slave_1 entered promiscuous mode [ 60.189283][ T8278] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.197673][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.210492][ T8286] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.243530][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.256959][ T8286] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.335116][ T8284] device hsr_slave_0 entered promiscuous mode [ 60.391412][ T8284] device hsr_slave_1 entered promiscuous mode [ 60.441127][ T8284] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.460038][ T8289] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.467483][ T8289] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.476190][ T8289] device bridge_slave_0 entered promiscuous mode [ 60.486924][ T8286] team0: Port device team_slave_0 added [ 60.494507][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.503680][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.522450][ T8289] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.529522][ T8289] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.537950][ T8289] device bridge_slave_1 entered promiscuous mode [ 60.557132][ T8286] team0: Port device team_slave_1 added [ 60.568781][ T8278] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.586208][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.594838][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.602820][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.613686][ T8289] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.644935][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.654284][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.664440][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.674305][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.683684][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.692809][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.701900][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.709138][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.717007][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.726022][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.735125][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.742220][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.751664][ T8289] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.776277][ T8275] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.789444][ T8275] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.806451][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.815187][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.824135][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.883775][ T8286] device hsr_slave_0 entered promiscuous mode [ 60.921835][ T8286] device hsr_slave_1 entered promiscuous mode [ 60.961579][ T8286] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.982280][ T8284] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.034339][ T8284] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.097772][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.106997][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.115838][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.124935][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.134016][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.142977][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.151936][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.176103][ T8282] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.183577][ T8284] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.207614][ T8289] team0: Port device team_slave_0 added [ 61.217375][ T8278] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.228558][ T8278] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.240184][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.248601][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.257814][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.266343][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.275451][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.290132][ T8284] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 61.343629][ T8289] team0: Port device team_slave_1 added [ 61.364110][ T8290] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.374270][ T8290] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.433936][ T8289] device hsr_slave_0 entered promiscuous mode [ 61.471345][ T8289] device hsr_slave_1 entered promiscuous mode [ 61.531800][ T8289] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.544756][ T8275] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.558816][ T8290] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.567798][ T8290] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.577801][ T8286] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.614594][ T8286] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.676590][ T8282] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.687862][ T8290] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.695418][ T8290] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.708970][ T8286] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.743645][ T8286] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.840748][ T8278] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.873787][ T8290] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.883695][ T8290] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.892505][ T8290] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.899569][ T8290] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.908548][ T8290] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.917150][ T8290] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.926067][ T8290] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.934537][ T8290] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.941643][ T8290] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.046231][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.072626][ T8289] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.093732][ T8302] BPF:[1] ENUM (anon) [ 62.098032][ T8302] BPF:size=4 vlen=1 [ 62.113823][ T8302] BPF: [ 62.116758][ T8302] BPF:Invalid name [ 62.120586][ T8302] BPF: [ 62.120586][ T8302] [ 62.816970][ T8304] BPF:[1] ENUM (anon) [ 62.823889][ T8304] BPF:size=4 vlen=1 [ 62.827841][ T8304] BPF: [ 62.830794][ T8304] BPF:Invalid name [ 62.837860][ T8304] BPF: [ 62.837860][ T8304] [ 167.070863][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 167.077743][ C1] rcu: 1-...!: (10500 ticks this GP) idle=dc2/1/0x4000000000000002 softirq=12260/12260 fqs=37 [ 167.088419][ C1] (t=10500 jiffies g=6517 q=148) [ 167.093468][ C1] rcu: rcu_preempt kthread starved for 10424 jiffies! g6517 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 167.104764][ C1] rcu: RCU grace-period kthread stack dump: [ 167.110664][ C1] rcu_preempt R running task 28992 10 2 0x80004000 [ 167.118706][ C1] Call Trace: [ 167.122013][ C1] __schedule+0x9a0/0xcc0 [ 167.127830][ C1] schedule+0x181/0x210 [ 167.131994][ C1] schedule_timeout+0x14f/0x240 [ 167.136849][ C1] ? run_local_timers+0x120/0x120 [ 167.141874][ C1] rcu_gp_kthread+0xed8/0x1770 [ 167.146644][ C1] kthread+0x332/0x350 [ 167.150702][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 167.155820][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.160406][ C1] ret_from_fork+0x24/0x30 [ 167.164830][ C1] NMI backtrace for cpu 1 [ 167.169285][ C1] CPU: 1 PID: 8299 Comm: blkid Not tainted 5.4.0-syzkaller #0 [ 167.177687][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.187733][ C1] Call Trace: [ 167.191011][ C1] [ 167.193859][ C1] dump_stack+0x1fb/0x318 [ 167.198186][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 167.203044][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 167.209379][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 167.215439][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 167.221458][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 167.227382][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 167.232504][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 167.237893][ C1] ? trace_hardirqs_off+0x74/0x80 [ 167.242945][ C1] update_process_times+0x12d/0x180 [ 167.248163][ C1] tick_sched_timer+0x263/0x420 [ 167.253012][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.258635][ C1] __hrtimer_run_queues+0x403/0x840 [ 167.263843][ C1] hrtimer_interrupt+0x38c/0xda0 [ 167.268801][ C1] ? debug_smp_processor_id+0x9/0x20 [ 167.276074][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 167.281630][ C1] apic_timer_interrupt+0xf/0x20 [ 167.286553][ C1] [ 167.289509][ C1] RIP: 0010:__memcg_kmem_uncharge+0x6/0x1a0 [ 167.295410][ C1] Code: f1 8c 07 00 74 12 48 81 c3 08 02 00 00 48 89 df 4c 89 f6 e8 7c 87 ff ff 5b 41 5e 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 <41> 56 41 55 41 54 53 50 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff [ 167.315010][ C1] RSP: 0018:ffffc90001f47a78 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 167.323588][ C1] RAX: ffffffff81486ea4 RBX: ffffea0002a4ba40 RCX: ffff8880a9a96200 [ 167.332082][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002a4ba40 [ 167.340135][ C1] RBP: ffffc90001f47a80 R08: 000000000003a728 R09: ffffed10120e3eb7 [ 167.348183][ C1] R10: ffffed10120e3eb7 R11: 0000000000000000 R12: ffff8880a926fda0 [ 167.357015][ C1] R13: dffffc0000000000 R14: 1ffff1101524dfb4 R15: ffff88809071f5a8 [ 167.364999][ C1] ? free_thread_stack+0x124/0x590 [ 167.370114][ C1] free_thread_stack+0x12e/0x590 [ 167.375098][ C1] put_task_stack+0xa3/0x130 [ 167.380026][ C1] finish_task_switch+0x3f1/0x550 [ 167.385085][ C1] __schedule+0x9a8/0xcc0 [ 167.389433][ C1] ? ___preempt_schedule+0x16/0x18 [ 167.394549][ C1] preempt_schedule+0xdb/0x120 [ 167.399329][ C1] ___preempt_schedule+0x16/0x18 [ 167.404298][ C1] _raw_spin_unlock+0x3a/0x40 [ 167.408994][ C1] do_read_fault+0x4d6/0x9e0 [ 167.413596][ C1] handle_mm_fault+0x1bb8/0x2890 [ 167.419006][ C1] do_user_addr_fault+0x589/0xaf0 [ 167.424062][ C1] __do_page_fault+0xd3/0x1f0 [ 167.428837][ C1] do_page_fault+0x99/0xb0 [ 167.433255][ C1] page_fault+0x39/0x40 [ 167.437403][ C1] RIP: 0033:0x7f2f1aeda900 [ 167.441922][ C1] Code: ff 48 8d 3a 48 81 ec 80 00 00 00 e8 8a d4 03 00 48 81 c4 80 00 00 00 e9 73 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 3f 00 00 00 0f 05 48 3d 01 f0 ff ff 73 01 c3 48 8b 0d 01 95 2d [ 167.461740][ C1] RSP: 002b:00007ffca3df54d8 EFLAGS: 00010206 [ 167.467798][ C1] RAX: 00000000ffffffff RBX: 0000000000000003 RCX: 0000000000002000 [ 167.475759][ C1] RDX: 0000000000006000 RSI: 0000000000e98040 RDI: 00007ffca3df54f0 [ 167.483823][ C1] RBP: 0000000000e98040 R08: 0000000000000000 R09: 0000000000000000 [ 167.492163][ C1] R10: 0000000000000000 R11: 00007f2f1aeda900 R12: 0000000000000000 [ 167.500124][ C1] R13: 0000000000000000 R14: 0000000000000003 R15: 0000000000000005