[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 52.586975][ T27] audit: type=1800 audit(1578464559.939:25): pid=8396 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 52.627554][ T27] audit: type=1800 audit(1578464559.939:26): pid=8396 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 52.665274][ T27] audit: type=1800 audit(1578464559.939:27): pid=8396 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 '10.128.10.59' (ECDSA) to the list of known hosts. 2020/01/08 06:22:48 fuzzer started 2020/01/08 06:22:50 dialing manager at 10.128.0.26:35703 2020/01/08 06:22:50 syscalls: 2824 2020/01/08 06:22:50 code coverage: enabled 2020/01/08 06:22:50 comparison tracing: enabled 2020/01/08 06:22:50 extra coverage: enabled 2020/01/08 06:22:50 setuid sandbox: enabled 2020/01/08 06:22:50 namespace sandbox: enabled 2020/01/08 06:22:50 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 06:22:50 fault injection: enabled 2020/01/08 06:22:50 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 06:22:50 net packet injection: enabled 2020/01/08 06:22:50 net device setup: enabled 2020/01/08 06:22:50 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 06:22:50 devlink PCI setup: PCI device 0000:00:10.0 is not available 06:22:51 executing program 0: rt_sigprocmask(0x0, &(0x7f000003b000)={0xfffffffffffffffe}, 0x0, 0x8) prlimit64(0x0, 0xb, &(0x7f000002fff0), 0x0) r0 = gettid() tkill(r0, 0x12) rt_sigprocmask(0x2, &(0x7f0000000000), 0x0, 0x8) 06:22:52 executing program 1: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x417500, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x3}, 0x0, 0xffffffffffffffff, r0, 0x0) r2 = open(&(0x7f0000000140)='./bus\x00', 0x14103e, 0x0) accept$packet(r2, 0x0, &(0x7f0000000000)) fcntl$getownex(r2, 0x10, &(0x7f0000000080)) r3 = open(&(0x7f0000000140)='./bus\x00', 0x14103e, 0x0) write$binfmt_elf64(r0, &(0x7f0000000480)=ANY=[@ANYRES16], 0x2) accept$packet(r3, 0x0, &(0x7f0000000000)) r4 = getpid() sched_setscheduler(r4, 0x5, &(0x7f0000000380)) r5 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1000000000, 0x6}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$getown(r5, 0x9) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000002c0)={0xffffffffffffffff, 0xffdc, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000200), 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000400)={0x0, r5, 0x0, 0x1, &(0x7f00000003c0)='\x00', r6}, 0x30) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000200)={r4, 0xffffffffffffffff, 0x0, 0x12, &(0x7f00000001c0)='/dev/input/mouse#\x00', r6}, 0x30) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000180)={r7, r3, 0x0, 0x1, &(0x7f00000000c0)='\x00', r6}, 0x30) r8 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCADDRT(r8, 0x890b, &(0x7f0000000180)={0x0, {0x2, 0x4e22, @empty}, {0x2, 0x4e20, @loopback}, {0x2, 0x4e24, @empty}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fff}) ioctl$sock_inet_SIOCADDRT(r8, 0x890b, &(0x7f0000000080)={0x750, {0x2, 0x0, @dev={0xac, 0x2}}, {0x2, 0x0, @remote}, {0x2, 0x0, @broadcast}, 0x0, 0x0, 0x2, 0x46a}) listen(r8, 0x800) r9 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r9, 0x6, 0x80000000000002, &(0x7f0000000300)=0x80, 0x4) bind$inet(r9, &(0x7f0000000000)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r9, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r9, 0x1, 0x8, &(0x7f00000003c0), 0x4) write$binfmt_elf64(r9, &(0x7f0000000100)=ANY=[@ANYRES32, @ANYRES16=0x0], 0x2bcf) r10 = open(&(0x7f0000000140)='./bus\x00', 0x14103e, 0x0) accept$packet(r10, 0x0, &(0x7f0000000000)) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r10) shutdown(r9, 0x1) recvmsg(r9, &(0x7f0000001440)={0x0, 0xa, &(0x7f00000015c0)=[{&(0x7f0000001600)=""/4096, 0xf99e}], 0x1, 0x0, 0xff96ce4aaaa47475, 0x7115}, 0x100) creat(0x0, 0x0) fcntl$setstatus(r9, 0x4, 0x2400) syzkaller login: [ 64.627256][ T8563] IPVS: ftp: loaded support on port[0] = 21 [ 64.792151][ T8563] chnl_net:caif_netlink_parms(): no params data found [ 64.834431][ T8563] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.842801][ T8563] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.851029][ T8563] device bridge_slave_0 entered promiscuous mode [ 64.861827][ T8563] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.869437][ T8563] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.877236][ T8563] device bridge_slave_1 entered promiscuous mode 06:22:52 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000000)={0x9, 0x3, 0x3}, 0x8) [ 64.895675][ T8566] IPVS: ftp: loaded support on port[0] = 21 [ 64.908457][ T8563] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.921879][ T8563] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.946948][ T8563] team0: Port device team_slave_0 added [ 64.964093][ T8563] team0: Port device team_slave_1 added [ 65.041224][ T8563] device hsr_slave_0 entered promiscuous mode [ 65.078858][ T8563] device hsr_slave_1 entered promiscuous mode 06:22:52 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 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_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f00000000c0)='bridge0\x00', 0x10) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$inet6(r0, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r1, &(0x7f0000000000), 0x2e) sendmmsg(r1, &(0x7f0000005fc0), 0x800000000000059, 0x0) [ 65.134371][ T8568] IPVS: ftp: loaded support on port[0] = 21 [ 65.324604][ T8566] chnl_net:caif_netlink_parms(): no params data found 06:22:52 executing program 4: mkdir(&(0x7f0000000500)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000300)='./file0\x00', &(0x7f0000000280)='configfs\x00', 0x0, 0x0) chmod(&(0x7f0000000000)='./file0\x00', 0x0) [ 65.414051][ T8563] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.514633][ T8571] IPVS: ftp: loaded support on port[0] = 21 [ 65.528305][ T8563] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 65.591026][ T8563] netdevsim netdevsim0 netdevsim2: renamed from eth2 06:22:53 executing program 5: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) r0 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setfsuid(r1) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000040)={[{@upperdir={'upperdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}, 0x5c}]}) [ 65.651557][ T8566] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.661211][ T8566] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.669491][ T8566] device bridge_slave_0 entered promiscuous mode [ 65.684418][ T8574] IPVS: ftp: loaded support on port[0] = 21 [ 65.690602][ T8563] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.725273][ T8566] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.732519][ T8566] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.741939][ T8566] device bridge_slave_1 entered promiscuous mode [ 65.749337][ T8568] chnl_net:caif_netlink_parms(): no params data found [ 65.834346][ T8566] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.846202][ T8563] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.853451][ T8563] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.861277][ T8563] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.868323][ T8563] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.897717][ T3005] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.906056][ T3005] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.916395][ T8566] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.946813][ T8568] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.955113][ T8568] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.956875][ T8576] IPVS: ftp: loaded support on port[0] = 21 [ 65.969558][ T8568] device bridge_slave_0 entered promiscuous mode [ 65.988760][ T8566] team0: Port device team_slave_0 added [ 65.996072][ T8566] team0: Port device team_slave_1 added [ 66.010100][ T8568] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.017192][ T8568] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.025968][ T8568] device bridge_slave_1 entered promiscuous mode [ 66.044102][ T8568] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.067930][ T8568] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.126875][ T8571] chnl_net:caif_netlink_parms(): no params data found [ 66.170193][ T8566] device hsr_slave_0 entered promiscuous mode [ 66.208839][ T8566] device hsr_slave_1 entered promiscuous mode [ 66.268715][ T8566] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.276461][ T8566] Cannot create hsr debugfs directory [ 66.333903][ T8574] chnl_net:caif_netlink_parms(): no params data found [ 66.349850][ T8568] team0: Port device team_slave_0 added [ 66.384995][ T8568] team0: Port device team_slave_1 added [ 66.401403][ T8571] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.408668][ T8571] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.416441][ T8571] device bridge_slave_0 entered promiscuous mode [ 66.430722][ T8571] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.437852][ T8571] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.445613][ T8571] device bridge_slave_1 entered promiscuous mode [ 66.466840][ T8571] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.484371][ T8571] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.552884][ T8568] device hsr_slave_0 entered promiscuous mode [ 66.598944][ T8568] device hsr_slave_1 entered promiscuous mode [ 66.638722][ T8568] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.646319][ T8568] Cannot create hsr debugfs directory [ 66.669605][ T8571] team0: Port device team_slave_0 added [ 66.691528][ T8574] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.701340][ T8574] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.709616][ T8574] device bridge_slave_0 entered promiscuous mode [ 66.734361][ T8571] team0: Port device team_slave_1 added [ 66.780447][ T8571] device hsr_slave_0 entered promiscuous mode [ 66.828966][ T8571] device hsr_slave_1 entered promiscuous mode [ 66.878704][ T8571] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.886323][ T8571] Cannot create hsr debugfs directory [ 66.897551][ T8574] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.904695][ T8574] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.912939][ T8574] device bridge_slave_1 entered promiscuous mode [ 66.973714][ T8574] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.986405][ T8574] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.014209][ T8576] chnl_net:caif_netlink_parms(): no params data found [ 67.045570][ T8563] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.082214][ T8574] team0: Port device team_slave_0 added [ 67.100458][ T8574] team0: Port device team_slave_1 added [ 67.124030][ T3044] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.136777][ T3044] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.147759][ T8563] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.163826][ T8566] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 67.204755][ T8566] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 67.242660][ T8566] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 67.315512][ T8566] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 67.411416][ T8574] device hsr_slave_0 entered promiscuous mode [ 67.449307][ T8574] device hsr_slave_1 entered promiscuous mode [ 67.488699][ T8574] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.496278][ T8574] Cannot create hsr debugfs directory [ 67.511897][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.520562][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.529284][ T3214] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.536320][ T3214] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.571010][ T8568] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 67.621785][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.630380][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.639727][ T3005] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.646890][ T3005] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.654677][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.663771][ T8576] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.671798][ T8576] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.679688][ T8576] device bridge_slave_0 entered promiscuous mode [ 67.688714][ T8576] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.695820][ T8576] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.703526][ T8576] device bridge_slave_1 entered promiscuous mode [ 67.715647][ T8571] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 67.782437][ T8571] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 67.839794][ T8568] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 67.897017][ T3044] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.906171][ T8568] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 67.957498][ T8571] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 68.014153][ T8571] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 68.060419][ T8576] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.073742][ T8576] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.083728][ T8568] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 68.148700][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.157185][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.167975][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.176414][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.185217][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.206522][ T8576] team0: Port device team_slave_0 added [ 68.227238][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.235831][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.249634][ T8576] team0: Port device team_slave_1 added [ 68.284597][ T3044] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.293172][ T3044] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.305305][ T8563] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.371806][ T8576] device hsr_slave_0 entered promiscuous mode [ 68.409320][ T8576] device hsr_slave_1 entered promiscuous mode [ 68.448985][ T8576] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.456576][ T8576] Cannot create hsr debugfs directory [ 68.545743][ T8574] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 68.580674][ T8574] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 68.616689][ T8574] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 68.694478][ T8574] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 68.763253][ T8576] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 68.820733][ T8576] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 68.872221][ T8576] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 68.952885][ T8576] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 69.014059][ T8563] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.022067][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.029802][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.040298][ T8566] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.051109][ T8571] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.087790][ T8566] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.109869][ T8568] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.117635][ T3044] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.126661][ T3044] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.158267][ T8571] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.166897][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.175972][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.184661][ T3214] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.191846][ T3214] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.202081][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.210903][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.219305][ T3214] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.226451][ T3214] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.234117][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.242993][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.251640][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.259242][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.267106][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.283660][ T8574] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.304264][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.312840][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.320604][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.328144][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.338224][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.346751][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.368900][ T8568] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.377753][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.386642][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.394862][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.403867][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.412612][ T3212] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.419718][ T3212] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.427395][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.436227][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.445118][ T3212] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.452222][ T3212] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.460548][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.469233][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.477433][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.498049][ T8563] device veth0_vlan entered promiscuous mode [ 69.506874][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.517614][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.526248][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.535097][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.543857][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.551908][ T3214] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.563548][ T8574] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.590524][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.603136][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.612618][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.622717][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.631395][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.640197][ T2991] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.647232][ T2991] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.654914][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.663926][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.672433][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.681012][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.689555][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.697724][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.706038][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.714846][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.724140][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.732235][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.743333][ T8566] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.754578][ T8563] device veth1_vlan entered promiscuous mode [ 69.771315][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.782283][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.791276][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.799824][ T3212] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.806857][ T3212] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.814622][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.823439][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.832051][ T3212] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.839158][ T3212] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.846629][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.855379][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.863773][ T3212] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.870882][ T3212] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.892846][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.901362][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.910483][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.919493][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.927947][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.937321][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.946396][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.954852][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.964031][ T3212] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.975403][ T8571] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.005174][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.026674][ T8568] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 70.043774][ T8568] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.071291][ T8576] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.078146][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.091600][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.100509][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.108777][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.116997][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.125509][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.133726][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.142418][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.150899][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.160507][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.168103][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.199625][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.207065][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.215442][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.224720][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.233616][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.242387][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.250662][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.258025][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.265574][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.273978][ T3005] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.293197][ T8566] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.307488][ T8574] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.319763][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.327178][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.345628][ T8571] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 175.348522][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 175.355297][ C0] rcu: 0-....: (10499 ticks this GP) idle=5be/1/0x4000000000000002 softirq=13584/13585 fqs=2715 [ 175.366034][ C0] (t=10501 jiffies g=6933 q=207) [ 175.371064][ C0] rcu: rcu_preempt kthread starved for 5072 jiffies! g6933 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 175.382076][ C0] rcu: RCU grace-period kthread stack dump: [ 175.387960][ C0] rcu_preempt R running task 28984 10 2 0x80004000 [ 175.395870][ C0] Call Trace: [ 175.399165][ C0] __schedule+0x9a0/0xcc0 [ 175.403496][ C0] schedule+0x181/0x210 [ 175.407643][ C0] schedule_timeout+0x14f/0x240 [ 175.412487][ C0] ? run_local_timers+0x120/0x120 [ 175.417507][ C0] rcu_gp_kthread+0xed8/0x1770 [ 175.422268][ C0] kthread+0x332/0x350 [ 175.426325][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 175.431427][ C0] ? kthread_blkcg+0xe0/0xe0 [ 175.436008][ C0] ret_from_fork+0x24/0x30 [ 175.440424][ C0] NMI backtrace for cpu 0 [ 175.444746][ C0] CPU: 0 PID: 8581 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 175.453312][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.463479][ C0] Call Trace: [ 175.466757][ C0] [ 175.469613][ C0] dump_stack+0x1fb/0x318 [ 175.473943][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 175.478785][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 175.484937][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 175.490998][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 175.496989][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 175.502892][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 175.508019][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 175.513224][ C0] ? trace_hardirqs_off+0x74/0x80 [ 175.518255][ C0] update_process_times+0x12d/0x180 [ 175.523457][ C0] tick_sched_timer+0x263/0x420 [ 175.528302][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 175.533839][ C0] __hrtimer_run_queues+0x403/0x840 [ 175.539039][ C0] hrtimer_interrupt+0x38c/0xda0 [ 175.543982][ C0] ? debug_smp_processor_id+0x9/0x20 [ 175.549258][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 175.554792][ C0] apic_timer_interrupt+0xf/0x20 [ 175.559714][ C0] [ 175.562644][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50 [ 175.568699][ C0] Code: 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 00 01 1f 00 75 2c 8b 91 80 13 00 00 83 [ 175.588292][ C0] RSP: 0018:ffffc900028374c8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 175.596687][ C0] RAX: ffffffff81489244 RBX: ffffea0002431980 RCX: ffff8880918685c0 [ 175.604647][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002431980 [ 175.612607][ C0] RBP: ffffc90002837508 R08: 000000000003a728 R09: ffffed1012ec3ec9 [ 175.620567][ C0] R10: ffffed1012ec3ec9 R11: 0000000000000000 R12: ffff88808e0a61a0 [ 175.628524][ C0] R13: dffffc0000000000 R14: 1ffff11011c14c34 R15: ffff88809761f638 [ 175.636495][ C0] ? free_thread_stack+0x124/0x590 [ 175.641600][ C0] ? free_thread_stack+0x124/0x590 [ 175.646700][ C0] put_task_stack+0xa3/0x130 [ 175.651279][ C0] finish_task_switch+0x3f1/0x550 [ 175.656314][ C0] __schedule+0x9a8/0xcc0 [ 175.660650][ C0] ? ___preempt_schedule_notrace+0x16/0x27 [ 175.666465][ C0] preempt_schedule_notrace+0xdb/0x120 [ 175.671929][ C0] ___preempt_schedule_notrace+0x16/0x27 [ 175.677562][ C0] ? rcu_is_watching+0x57/0xa0 [ 175.682321][ C0] rcu_is_watching+0x82/0xa0 [ 175.686910][ C0] memcg_kmem_get_cache+0x2e8/0x570 [ 175.692100][ C0] ? __should_failslab+0x11a/0x160 [ 175.697204][ C0] ? proc_alloc_inode+0x1f/0xe0 [ 175.702046][ C0] kmem_cache_alloc+0x86/0x2e0 [ 175.706814][ C0] ? init_once+0x20/0x20 [ 175.711055][ C0] proc_alloc_inode+0x1f/0xe0 [ 175.715730][ C0] ? init_once+0x20/0x20 [ 175.719969][ C0] new_inode_pseudo+0x68/0x240 [ 175.724725][ C0] new_inode+0x28/0x1c0 [ 175.728877][ C0] proc_pid_make_inode+0x27/0x1d0 [ 175.733902][ C0] proc_pid_instantiate+0x4f/0x1a0 [ 175.739008][ C0] proc_pid_lookup+0x21f/0x300 [ 175.743766][ C0] proc_root_lookup+0x22/0x50 [ 175.748433][ C0] __lookup_slow+0x285/0x380 [ 175.753024][ C0] walk_component+0x2d2/0x5f0 [ 175.757697][ C0] ? inode_permission+0xe0/0x520 [ 175.762629][ C0] link_path_walk+0x75b/0x1410 [ 175.767416][ C0] path_openat+0x139/0x4240 [ 175.771915][ C0] ? __kasan_kmalloc+0x178/0x1b0 [ 175.776862][ C0] ? do_wp_page+0x5e4/0x16d0 [ 175.781439][ C0] ? __kasan_check_write+0x14/0x20 [ 175.786554][ C0] do_filp_open+0x192/0x3d0 [ 175.791285][ C0] ? noop_direct_IO+0x20/0x20 [ 175.795968][ C0] do_sys_open+0x29f/0x560 [ 175.800382][ C0] __x64_sys_open+0x87/0x90 [ 175.804881][ C0] do_syscall_64+0xf7/0x1c0 [ 175.809379][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.815269][ C0] RIP: 0033:0x414cc0 [ 175.819155][ C0] Code: 05 48 3d 01 f0 ff ff 0f 83 2d 19 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d ad 37 66 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff [ 175.838759][ C0] RSP: 002b:00007ffd7ab4b6b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 175.847248][ C0] RAX: ffffffffffffffda RBX: 00007ffd7ab4b6e4 RCX: 0000000000414cc0 [ 175.855211][ C0] RDX: 00007ffd7ab4b6ea RSI: 0000000000080001 RDI: 00000000004c0a49 [ 175.863177][ C0] RBP: 00007ffd7ab4b6e0 R08: 0000000000000000 R09: 0000000000000004 [ 175.871135][ C0] R10: 0000000000000075 R11: 0000000000000246 R12: 00000000004c0a49 [ 175.879100][ C0] R13: 00007ffd7ab4bc00 R14: 0000000000000000 R15: 00007ffd7ab4bc10