[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 55.818875][ T27] audit: type=1800 audit(1578452415.766:25): pid=8461 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 55.838573][ T27] audit: type=1800 audit(1578452415.766:26): pid=8461 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 55.858725][ T27] audit: type=1800 audit(1578452415.766:27): pid=8461 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.214' (ECDSA) to the list of known hosts. 2020/01/08 03:00:26 fuzzer started 2020/01/08 03:00:28 dialing manager at 10.128.0.26:35703 2020/01/08 03:00:28 syscalls: 2824 2020/01/08 03:00:28 code coverage: enabled 2020/01/08 03:00:28 comparison tracing: enabled 2020/01/08 03:00:28 extra coverage: enabled 2020/01/08 03:00:28 setuid sandbox: enabled 2020/01/08 03:00:28 namespace sandbox: enabled 2020/01/08 03:00:28 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 03:00:28 fault injection: enabled 2020/01/08 03:00:28 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 03:00:28 net packet injection: enabled 2020/01/08 03:00:28 net device setup: enabled 2020/01/08 03:00:28 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 03:00:28 devlink PCI setup: PCI device 0000:00:10.0 is not available 03:00:29 executing program 0: unshare(0x400) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r3, 0x84, 0x78, 0x0, 0x0) 03:00:30 executing program 1: mkdir(&(0x7f0000000080)='./file0\x00', 0xfa848ac7810fda81) r0 = socket(0xa, 0x2, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xa) chown(&(0x7f0000000040)='./file0\x00', r1, 0x0) lsetxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000300)=@known='user.syz\x00', 0x0, 0x0, 0x0) syzkaller login: [ 70.144873][ T8629] IPVS: ftp: loaded support on port[0] = 21 03:00:30 executing program 2: openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x6, &(0x7f0000000340), 0x4) ioctl$KVM_ENABLE_CAP(0xffffffffffffffff, 0x4068aea3, 0x0) r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x5) write$binfmt_misc(r0, &(0x7f0000000240)=ANY=[@ANYBLOB="5300000044a6aeabec2e1520000000000000001000fff64017db9820000000003b08d403ffff633b27e59aa144175dd106736d24c3f2c876d699010000000204000000000000c7ec5780fa9dcf6af90dbbede53b853b807511e7330a87bc16598d5db90a452c6003"], 0x68) ioctl$EXT4_IOC_GROUP_EXTEND(0xffffffffffffffff, 0x40086607, &(0x7f00000000c0)) ioctl$int_in(0xffffffffffffffff, 0x800000c0045009, &(0x7f0000000040)=0x8) sync_file_range(0xffffffffffffffff, 0x40, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x2, 0x0, 0xfffffdac) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x8642957429963afb, @perf_bp={0x0}, 0x0, 0x7f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) clone(0x0, 0x0, &(0x7f0000000500), 0x0, 0x0) [ 70.253310][ T8631] IPVS: ftp: loaded support on port[0] = 21 [ 70.388870][ T8629] chnl_net:caif_netlink_parms(): no params data found [ 70.446663][ T8634] IPVS: ftp: loaded support on port[0] = 21 [ 70.528778][ T8629] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.536712][ T8629] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.544772][ T8629] device bridge_slave_0 entered promiscuous mode 03:00:30 executing program 3: syz_mount_image$ntfs(&(0x7f00000005c0)='ntfs\x00', &(0x7f0000000600)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000780)={[{@case_sensitive_no='case_sensitive=no'}], [{@dont_hash='dont_hash'}]}) [ 70.576706][ T8629] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.583802][ T8629] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.592489][ T8629] device bridge_slave_1 entered promiscuous mode [ 70.613770][ T8631] chnl_net:caif_netlink_parms(): no params data found [ 70.680658][ T8629] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.728404][ T8629] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.769864][ T8634] chnl_net:caif_netlink_parms(): no params data found [ 70.793197][ T8631] bridge0: port 1(bridge_slave_0) entered blocking state 03:00:30 executing program 4: r0 = creat(&(0x7f0000000300)='./bus\x00', 0x0) r1 = creat(&(0x7f0000000080)='./bus\x00', 0x0) lseek(r1, 0x7ffffc, 0x0) ioctl$EXT4_IOC_SETFLAGS(r1, 0x40086602, &(0x7f0000000040)) write$binfmt_elf64(r1, &(0x7f0000000200)=ANY=[@ANYPTR], 0x8) fcntl$setstatus(r0, 0x4, 0x4000) io_setup(0x2, &(0x7f0000000100)=0x0) io_submit(r2, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r0, &(0x7f0000000000), 0x200a00}]) [ 70.816754][ T8631] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.837173][ T8631] device bridge_slave_0 entered promiscuous mode [ 70.875726][ T8629] team0: Port device team_slave_0 added [ 70.881754][ T8631] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.900718][ T8631] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.917016][ T8631] device bridge_slave_1 entered promiscuous mode [ 70.944456][ T8629] team0: Port device team_slave_1 added [ 70.972076][ T8640] IPVS: ftp: loaded support on port[0] = 21 [ 70.989299][ T8634] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.002717][ T8634] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.013414][ T8634] device bridge_slave_0 entered promiscuous mode [ 71.023625][ T8631] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.043372][ T8634] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.052480][ T8634] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.061340][ T8634] device bridge_slave_1 entered promiscuous mode [ 71.073340][ T8631] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 03:00:31 executing program 5: r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000040)={0x7ff}, 0x17f) write(r0, &(0x7f0000000340)="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", 0xfc) [ 71.168971][ T8629] device hsr_slave_0 entered promiscuous mode [ 71.217829][ T8629] device hsr_slave_1 entered promiscuous mode [ 71.294395][ T8641] IPVS: ftp: loaded support on port[0] = 21 [ 71.302373][ T8643] IPVS: ftp: loaded support on port[0] = 21 [ 71.334824][ T8631] team0: Port device team_slave_0 added [ 71.344742][ T8631] team0: Port device team_slave_1 added [ 71.359823][ T8634] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.371715][ T8634] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.450481][ T8634] team0: Port device team_slave_0 added [ 71.461473][ T8634] team0: Port device team_slave_1 added [ 71.520104][ T8631] device hsr_slave_0 entered promiscuous mode [ 71.575766][ T8631] device hsr_slave_1 entered promiscuous mode [ 71.625269][ T8631] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.625382][ T8631] Cannot create hsr debugfs directory [ 71.717040][ T8634] device hsr_slave_0 entered promiscuous mode [ 71.755493][ T8634] device hsr_slave_1 entered promiscuous mode [ 71.805212][ T8634] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.813058][ T8634] Cannot create hsr debugfs directory [ 71.922105][ T8640] chnl_net:caif_netlink_parms(): no params data found [ 71.933458][ T8629] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 72.007060][ T8629] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 72.060390][ T8629] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 72.148543][ T8629] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.204232][ T8631] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 72.274652][ T8631] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 72.339141][ T8631] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 72.388069][ T8631] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 72.479116][ T8643] chnl_net:caif_netlink_parms(): no params data found [ 72.506589][ T8640] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.513743][ T8640] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.521887][ T8640] device bridge_slave_0 entered promiscuous mode [ 72.540659][ T8641] chnl_net:caif_netlink_parms(): no params data found [ 72.552633][ T8640] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.560169][ T8640] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.567969][ T8640] device bridge_slave_1 entered promiscuous mode [ 72.617792][ T8634] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 72.659560][ T8643] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.667114][ T8643] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.674775][ T8643] device bridge_slave_0 entered promiscuous mode [ 72.684160][ T8643] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.691668][ T8643] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.699358][ T8643] device bridge_slave_1 entered promiscuous mode [ 72.712167][ T8640] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.728937][ T8634] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 72.768784][ T8634] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 72.827507][ T8634] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 72.875779][ T8640] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.895901][ T8640] team0: Port device team_slave_0 added [ 72.918775][ T8643] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.936685][ T8643] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.948393][ T8640] team0: Port device team_slave_1 added [ 72.971956][ T8641] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.979443][ T8641] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.988580][ T8641] device bridge_slave_0 entered promiscuous mode [ 73.023546][ T8643] team0: Port device team_slave_0 added [ 73.036047][ T8643] team0: Port device team_slave_1 added [ 73.043734][ T8641] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.051628][ T8641] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.059696][ T8641] device bridge_slave_1 entered promiscuous mode [ 73.127998][ T8640] device hsr_slave_0 entered promiscuous mode [ 73.165753][ T8640] device hsr_slave_1 entered promiscuous mode [ 73.205681][ T8640] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.213384][ T8640] Cannot create hsr debugfs directory [ 73.228705][ T8641] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.241896][ T8641] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.317991][ T8643] device hsr_slave_0 entered promiscuous mode [ 73.355680][ T8643] device hsr_slave_1 entered promiscuous mode [ 73.395430][ T8643] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.404049][ T8643] Cannot create hsr debugfs directory [ 73.440509][ T8641] team0: Port device team_slave_0 added [ 73.450730][ T8641] team0: Port device team_slave_1 added [ 73.466666][ T8631] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.559805][ T8641] device hsr_slave_0 entered promiscuous mode [ 73.615686][ T8641] device hsr_slave_1 entered promiscuous mode [ 73.655291][ T8641] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.663062][ T8641] Cannot create hsr debugfs directory [ 73.674722][ T8634] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.692517][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.700842][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.730924][ T8631] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.763785][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.772111][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.782509][ T8629] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.826119][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.834778][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.843815][ T2768] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.851136][ T2768] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.859531][ T8643] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 73.907534][ T8643] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 73.951731][ T8634] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.963535][ T8640] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 73.997229][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.005301][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.014477][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.023084][ T2768] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.030189][ T2768] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.039397][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.047167][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.054935][ T8643] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 74.125202][ T8640] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 74.157717][ T8643] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 74.218511][ T8629] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.225516][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.234118][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.242966][ T2768] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.250122][ T2768] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.258060][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.267990][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.276556][ T2768] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.283749][ T2768] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.291347][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.299913][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.308644][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 74.317366][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.326492][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.334370][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.352713][ T8640] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 74.410839][ T8640] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 74.477580][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.489012][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.497990][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.506923][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.524328][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.534946][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.543973][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 74.553209][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.590073][ T8641] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 74.672216][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.680115][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.688986][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.697943][ T2678] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.705295][ T2678] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.712962][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.721898][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.730370][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.741118][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.749656][ T2678] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.756762][ T2678] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.769552][ T8631] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.784197][ T8631] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.801761][ T8641] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 74.842729][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.852482][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.861182][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.872813][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.881762][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.892566][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.902164][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.919293][ T8634] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.930949][ T8634] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.948817][ T8641] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 75.011218][ T8641] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 75.047688][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.058040][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.067314][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.076693][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.085231][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.093841][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.102525][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.124602][ T8631] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.145693][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.153214][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.161660][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.170851][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.202744][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.210858][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.218558][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.227720][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.262237][ T8634] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.271289][ T8629] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.303113][ T8643] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.320160][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.329211][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.353939][ T8629] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.367134][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.374608][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.399771][ T8643] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.415791][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.416265][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.431722][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.440976][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.449888][ T2677] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.456994][ T2677] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.470026][ T8640] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.503791][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.513184][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.522589][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.531625][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.539808][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.548405][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.557362][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.567176][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.575950][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.584224][ T2787] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.591328][ T2787] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.599735][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.608258][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.616477][ T8631] device veth0_vlan entered promiscuous mode [ 75.633962][ T8640] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.654227][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.664925][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.673397][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.683752][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.693574][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.701950][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.728875][ T8641] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.741373][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.750712][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.759894][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.768749][ T2691] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.775904][ T2691] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.783684][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.792565][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.800973][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.809519][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.818133][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.826381][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.838288][ T8631] device veth1_vlan entered promiscuous mode [ 75.848921][ T8629] device veth0_vlan entered promiscuous mode [ 75.856454][ T8634] device veth0_vlan entered promiscuous mode [ 75.877038][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 75.888967][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.897695][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.906883][ T2691] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.913939][ T2691] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.922257][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.930785][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.939360][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.948359][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.958316][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.966380][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.974842][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.983960][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.004560][ T8641] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.014835][ T8634] device veth1_vlan entered promiscuous mode [ 76.037543][ T8643] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 76.048811][ T8643] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 76.061969][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.070438][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.079927][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.088665][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.097540][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.106208][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.114452][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.123329][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.143741][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.151992][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.161495][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.170428][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.179450][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.188029][ T2678] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.195133][ T2678] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.203641][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.236771][ T8629] device veth1_vlan entered promiscuous mode [ 181.275051][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 181.282123][ C1] (detected by 1, t=10502 jiffies, g=7325, q=228) [ 181.288622][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294955232-4294944730), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 181.301978][ C1] syz-executor.4 R running task 24552 8641 8639 0x0000400a [ 181.309871][ C1] Call Trace: [ 181.313144][ C1] [ 181.315997][ C1] sched_show_task+0x40f/0x560 [ 181.320776][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 181.326078][ C1] update_process_times+0x12d/0x180 [ 181.331800][ C1] tick_sched_timer+0x263/0x420 [ 181.336641][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 181.342193][ C1] __hrtimer_run_queues+0x403/0x840 [ 181.347420][ C1] hrtimer_interrupt+0x38c/0xda0 [ 181.352389][ C1] ? debug_smp_processor_id+0x9/0x20 [ 181.357691][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 181.363239][ C1] apic_timer_interrupt+0xf/0x20 [ 181.368179][ C1] [ 181.371126][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 181.377189][ C1] Code: 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d f4 f4 ed 07 48 89 de e8 84 f4 3b 00 5b 5d c3 cc <48> 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 38 5f 8b 7e f7 c2 [ 181.396885][ C1] RSP: 0018:ffffc90002b67040 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 181.405383][ C1] RAX: 1ffffd40004b4f67 RBX: 0000000000000000 RCX: ffff8880a97c0640 [ 181.413348][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00025a7b00 [ 181.421322][ C1] RBP: ffffc90002b67068 R08: dffffc0000000000 R09: fffffbfff124248a [ 181.429301][ C1] R10: fffffbfff124248a R11: 0000000000000000 R12: dffffc0000000000 [ 181.437369][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff888091abf878 [ 181.445472][ C1] ? mod_memcg_page_state+0x123/0x190 [ 181.450849][ C1] free_thread_stack+0x168/0x590 [ 181.455790][ C1] put_task_stack+0xa3/0x130 [ 181.460392][ C1] finish_task_switch+0x3f1/0x550 [ 181.465417][ C1] __schedule+0x9a8/0xcc0 [ 181.469757][ C1] ? stack_trace_save+0x150/0x150 [ 181.474769][ C1] ? ___preempt_schedule_notrace+0x16/0x27 [ 181.480573][ C1] preempt_schedule_notrace+0xdb/0x120 [ 181.486041][ C1] ___preempt_schedule_notrace+0x16/0x27 [ 181.491678][ C1] ? rcu_is_watching+0x57/0xa0 [ 181.496557][ C1] rcu_is_watching+0x82/0xa0 [ 181.501177][ C1] __kernel_text_address+0x74/0x110 [ 181.506383][ C1] unwind_get_return_address+0x4c/0x90 [ 181.511867][ C1] arch_stack_walk+0x98/0xe0 [ 181.516475][ C1] stack_trace_save+0xb6/0x150 [ 181.521254][ C1] __kasan_kmalloc+0x11c/0x1b0 [ 181.526029][ C1] ? __kasan_kmalloc+0x11c/0x1b0 [ 181.530959][ C1] ? kasan_slab_alloc+0xf/0x20 [ 181.535802][ C1] ? kmem_cache_alloc_node+0x235/0x280 [ 181.541523][ C1] ? __alloc_skb+0x9f/0x500 [ 181.546038][ C1] ? rtmsg_ifa+0x17d/0x2f0 [ 181.550483][ C1] ? __inet_insert_ifa+0x957/0xb60 [ 181.555602][ C1] ? inet_rtm_newaddr+0x104b/0x1980 [ 181.560813][ C1] ? rtnetlink_rcv_msg+0x889/0xd40 [ 181.565933][ C1] ? netlink_rcv_skb+0x19e/0x3d0 [ 181.570867][ C1] ? rtnetlink_rcv+0x1c/0x20 [ 181.575451][ C1] ? netlink_unicast+0x767/0x920 [ 181.580377][ C1] ? netlink_sendmsg+0xa31/0xd50 [ 181.585302][ C1] ? __sys_sendto+0x442/0x5e0 [ 181.589965][ C1] ? __x64_sys_sendto+0xe5/0x100 [ 181.594891][ C1] ? do_syscall_64+0xf7/0x1c0 [ 181.599578][ C1] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.605642][ C1] ? __kasan_check_read+0x11/0x20 [ 181.610657][ C1] ? mark_lock+0x107/0x1650 [ 181.615288][ C1] ? ___preempt_schedule_notrace+0x16/0x27 [ 181.621116][ C1] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 181.626404][ C1] ? kmem_cache_alloc_node+0x1e1/0x280 [ 181.631858][ C1] kasan_slab_alloc+0xf/0x20 [ 181.636440][ C1] kmem_cache_alloc_node+0x235/0x280 [ 181.641763][ C1] ? __alloc_skb+0x9f/0x500 [ 181.646348][ C1] __alloc_skb+0x9f/0x500 [ 181.650686][ C1] rtmsg_ifa+0x17d/0x2f0 [ 181.654925][ C1] __inet_insert_ifa+0x957/0xb60 [ 181.659869][ C1] inet_rtm_newaddr+0x104b/0x1980 [ 181.664900][ C1] ? inet_gifconf+0x420/0x420 [ 181.669568][ C1] rtnetlink_rcv_msg+0x889/0xd40 [ 181.674537][ C1] ? rcu_lock_release+0x9/0x30 [ 181.679311][ C1] ? rcu_lock_release+0x9/0x30 [ 181.684105][ C1] ? rcu_lock_release+0x9/0x30 [ 181.689313][ C1] netlink_rcv_skb+0x19e/0x3d0 [ 181.694088][ C1] ? rtnetlink_bind+0x80/0x80 [ 181.698792][ C1] rtnetlink_rcv+0x1c/0x20 [ 181.703210][ C1] netlink_unicast+0x767/0x920 [ 181.707977][ C1] netlink_sendmsg+0xa31/0xd50 [ 181.712743][ C1] ? netlink_getsockopt+0x9f0/0x9f0 [ 181.717954][ C1] __sys_sendto+0x442/0x5e0 [ 181.722478][ C1] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 181.728540][ C1] ? prepare_exit_to_usermode+0x221/0x5b0 [ 181.734252][ C1] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 181.739715][ C1] __x64_sys_sendto+0xe5/0x100 [ 181.744473][ C1] do_syscall_64+0xf7/0x1c0 [ 181.748974][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.754873][ C1] RIP: 0033:0x414c43 [ 181.758795][ C1] Code: ff 0f 83 b0 19 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 2d 38 66 00 00 75 17 49 89 ca b8 2c 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 81 19 00 00 c3 48 83 ec 08 e8 87 fa ff ff [ 181.780304][ C1] RSP: 002b:00007ffe479142c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 181.788709][ C1] RAX: ffffffffffffffda RBX: 0000000000a72200 RCX: 0000000000414c43 [ 181.796688][ C1] RDX: 0000000000000028 RSI: 0000000000a72250 RDI: 0000000000000003 [ 181.804651][ C1] RBP: 0000000000000000 R08: 00007ffe479142d0 R09: 000000000000000c [ 181.813831][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 181.822054][ C1] R13: 0000000000000000 R14: 0000000000a72250 R15: 0000000000000003 [ 181.830056][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g7325 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 181.841402][ C1] rcu: RCU grace-period kthread stack dump: [ 181.847563][ C1] rcu_preempt R running task 29104 10 2 0x80004000 [ 181.855470][ C1] Call Trace: [ 181.858768][ C1] __schedule+0x9a0/0xcc0 [ 181.863103][ C1] schedule+0x181/0x210 [ 181.867270][ C1] schedule_timeout+0x14f/0x240 [ 181.872128][ C1] ? run_local_timers+0x120/0x120 [ 181.877159][ C1] rcu_gp_kthread+0xed8/0x1770 [ 181.881937][ C1] kthread+0x332/0x350 [ 181.886117][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 181.891220][ C1] ? kthread_blkcg+0xe0/0xe0 [ 181.895812][ C1] ret_from_fork+0x24/0x30