[  OK  ] Started Getty on tty3.
[  OK  ] Started Getty on tty2.
[  OK  ] Started Getty on tty1.
[  OK  ] Started Serial Getty on ttyS0.
[  OK  ] Reached target Login Prompts.
[  OK  ] Reached target Multi-User System.
[  OK  ] Reached target Graphical Interface.
         Starting Update UTMP about System Runlevel Changes...
[  OK  ] Started Update UTMP about System Runlevel Changes.
[  OK  ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch.


Debian GNU/Linux 9 syzkaller ttyS0

Warning: Permanently added '10.128.0.82' (ECDSA) to the list of known hosts.
2020/05/30 03:36:01 fuzzer started
2020/05/30 03:36:01 dialing manager at 10.128.0.105:42021
2020/05/30 03:36:06 syscalls: 3055
2020/05/30 03:36:06 code coverage: enabled
2020/05/30 03:36:06 comparison tracing: enabled
2020/05/30 03:36:06 extra coverage: enabled
2020/05/30 03:36:06 setuid sandbox: enabled
2020/05/30 03:36:06 namespace sandbox: enabled
2020/05/30 03:36:06 Android sandbox: /sys/fs/selinux/policy does not exist
2020/05/30 03:36:06 fault injection: enabled
2020/05/30 03:36:06 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2020/05/30 03:36:06 net packet injection: enabled
2020/05/30 03:36:06 net device setup: enabled
2020/05/30 03:36:06 concurrency sanitizer: enabled
2020/05/30 03:36:06 devlink PCI setup: PCI device 0000:00:10.0 is not available
2020/05/30 03:36:06 USB emulation: enabled
syzkaller login: [   55.561881][ T8919] KCSAN: could not find function: '_find_next_bit'
2020/05/30 03:36:09 adding functions to KCSAN blacklist: 'find_get_pages_range_tag' '_find_next_bit' 'ep_poll' 'run_timer_softirq' 'alloc_pid' 'tick_nohz_idle_stop_tick' 'do_signal_stop' 'do_exit' 'page_counter_charge' 'tick_sched_do_timer' 'generic_write_end' 'blk_mq_get_request' 'generic_fillattr' 'do_nanosleep' 'mod_timer' 'futex_wait_queue_me' 'copy_process' 'ext4_free_inodes_count' 'ext4_ext_handle_unwritten_extents' 'ext4_ext_index_trans_blocks' 'xas_clear_mark' '__ext4_new_inode' 'blk_mq_sched_dispatch_requests' 'echo_char' 'blk_mq_dispatch_rq_list' 
03:37:04 executing program 0:
r0 = syz_open_dev$sndctrl(&(0x7f0000001440)='/dev/snd/controlC#\x00', 0x0, 0x0)
ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r0, 0xc0045540, &(0x7f0000000000)=0x200)

[  113.192539][ T8922] IPVS: ftp: loaded support on port[0] = 21
03:37:04 executing program 1:
sendmsg$NFNL_MSG_ACCT_DEL(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[@ANYBLOB="2c0000000307050000000000000000000c0000020ce7f7e61bb40003400000000000007fff"], 0x2c}}, 0x0)
sendmsg$TIPC_NL_BEARER_ENABLE(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB="054a38", @ANYRES16, @ANYBLOB="6ffe000000000000000003000000580001800d0001007564"], 0x3}}, 0x0)
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x23, &(0x7f0000000240)=[{&(0x7f00000000c0)="800000003804000019000300e60100686cca8000000000000200000002000000004000007a40000080000000000000006d5ebe5a0000ffff53ef", 0x4db, 0x400}], 0x4807, 0x0)

[  113.278493][ T8922] chnl_net:caif_netlink_parms(): no params data found
[  113.324456][ T8922] bridge0: port 1(bridge_slave_0) entered blocking state
[  113.331849][ T8922] bridge0: port 1(bridge_slave_0) entered disabled state
[  113.340342][ T8922] device bridge_slave_0 entered promiscuous mode
[  113.349209][ T8922] bridge0: port 2(bridge_slave_1) entered blocking state
[  113.356809][ T8922] bridge0: port 2(bridge_slave_1) entered disabled state
[  113.364937][ T8922] device bridge_slave_1 entered promiscuous mode
[  113.382672][ T8922] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[  113.395130][ T8922] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[  113.416209][ T8922] team0: Port device team_slave_0 added
[  113.425165][ T8922] team0: Port device team_slave_1 added
[  113.443606][ T8922] batman_adv: batadv0: Adding interface: batadv_slave_0
[  113.450960][ T8922] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  113.478669][ T8922] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  113.502320][ T8922] batman_adv: batadv0: Adding interface: batadv_slave_1
[  113.509814][ T8922] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  113.537105][ T8922] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[  113.554773][ T9076] IPVS: ftp: loaded support on port[0] = 21
03:37:05 executing program 2:
socket$inet6_tcp(0xa, 0x1, 0x0)
bind$inet6(0xffffffffffffffff, &(0x7f000012afe4)={0xa, 0x0, 0x0, @empty}, 0x1c)
listen(0xffffffffffffffff, 0x0)
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x2000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
fcntl$setstatus(r1, 0x4, 0x42800)
r2 = syz_open_dev$tty1(0xc, 0x4, 0x1)
write$binfmt_elf64(r2, &(0x7f0000001880)={{0x1b, 0x25, 0x7, 0x38, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40}, [], "ca08e382b3797a1684698fca384967fa6c68d93198274baafd08899c755a5da5dc74743f66f6533f96"}, 0x69)
r3 = syz_open_dev$tty1(0xc, 0x4, 0x1)
write$binfmt_elf64(r3, &(0x7f0000001880)={{0x1b, 0x25, 0x7, 0x38, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40}, [], "ca08e382b3797a1684698fca384967fa6c68d93198274baafd08899c755a5da5dc74743f66f6533f96"}, 0x69)
r4 = syz_open_dev$tty1(0xc, 0x4, 0x1)
write$binfmt_elf64(r4, &(0x7f0000001880)={{0x1b, 0x25, 0x7, 0x38, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40}, [], "ca08e382b3797a1684698fca384967fa6c68d93198274baafd08899c755a5da5dc74743f66f6533f9605"}, 0x6a)
r5 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x1, 0x26, &(0x7f0000001200)=ANY=[@ANYRES32, @ANYRES64, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=r2, @ANYBLOB, @ANYRESOCT, @ANYBLOB="3fe06e419bb61d11eaa58a08c56881595492a756528003b5ea124259a31b2321762ff2718d815cd5cdb6c01a2e25761710f6fd570f8a8eacafb16b1f00c24c169b678abda05b4e382d25028e01d3909e2bb57d3ac1f0a3f0b2aec4155f0f1927bf59bdbdfbaef3559650e7b1c82fcbafecf8e516974406fc865254ee6269ac636fbe867bf0afb027045484ae11dc0a976eb59d55dab0eefa7183818890911dc3d9c820d2e08d95777e19c96c506c5c66ed8b956a5fa682f4cde04f17d0dbdc2d4bbf783256a897447d8aa3eaa6fb7cb6da5ff656c59df5b1"], &(0x7f0000000140)='GPL\x00', 0x8001, 0x0, 0x0, 0x41100, 0x0, [], 0x0, 0x4, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, &(0x7f0000000180)={0x0, 0x0, 0xfffffffc, 0x40000000}, 0x10}, 0x78)
r6 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='cgroup.controllers\x00', 0x275a, 0x0)
write$binfmt_script(r6, &(0x7f0000000040)=ANY=[], 0x3af4701e)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28012, r6, 0x0)
setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000000)=r5, 0x4)

[  113.664717][ T8922] device hsr_slave_0 entered promiscuous mode
[  113.703219][ T8922] device hsr_slave_1 entered promiscuous mode
[  113.772364][ T9114] IPVS: ftp: loaded support on port[0] = 21
[  113.866333][ T9076] chnl_net:caif_netlink_parms(): no params data found
03:37:05 executing program 3:
r0 = socket$inet6_udp(0xa, 0x2, 0x0)
r1 = dup(r0)
setsockopt$IPT_SO_SET_REPLACE(r1, 0x4000000000000, 0x40, &(0x7f0000000900)=@raw={'raw\x00', 0x2, 0x3, 0x288, 0xe8, 0xe8, 0xe8, 0x0, 0xe8, 0x1f0, 0x1f0, 0x1f0, 0x1f0, 0x1f0, 0x3, 0x0, {[{{@ip={@loopback, @rand_addr, 0x0, 0x0, 'vlan0\x00', 'syz_tun\x00'}, 0x0, 0xb8, 0xe8, 0x0, {}, [@common=@unspec=@limit={{0x48, 'limit\x00'}}]}, @common=@unspec=@CONNMARK={0x30, 'CONNMARK\x00'}}, {{@ip={@empty, @multicast1, 0x0, 0x0, 'vlan1\x00', 'vlan0\x00'}, 0x0, 0xa0, 0x108, 0x0, {}, [@common=@addrtype={{0x30, 'addrtype\x00'}}]}, @unspec=@CT2={0x68, 'CT\x00', 0x2, {0x0, 0x0, 0x0, 0x0, 'snmp\x00', 'syz0\x00'}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x2e8)

[  113.917834][ T8922] netdevsim netdevsim0 netdevsim0: renamed from eth0
[  113.985119][ T8922] netdevsim netdevsim0 netdevsim1: renamed from eth1
[  114.016966][ T8922] netdevsim netdevsim0 netdevsim2: renamed from eth2
[  114.078466][ T8922] netdevsim netdevsim0 netdevsim3: renamed from eth3
[  114.157399][ T9266] IPVS: ftp: loaded support on port[0] = 21
[  114.229443][ T9076] bridge0: port 1(bridge_slave_0) entered blocking state
[  114.238976][ T9076] bridge0: port 1(bridge_slave_0) entered disabled state
[  114.247949][ T9076] device bridge_slave_0 entered promiscuous mode
[  114.258400][ T9114] chnl_net:caif_netlink_parms(): no params data found
03:37:05 executing program 4:
mkdir(&(0x7f0000000000)='./file0\x00', 0x0)
mount$bpf(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000180)='bpf\x00', 0x0, 0x0)
sendmsg$nl_generic(0xffffffffffffffff, 0x0, 0x0)
r0 = creat(&(0x7f0000000340)='./bus\x00', 0x0)
ftruncate(r0, 0x208200)
mount$overlay(0x400000, 0x0, 0x0, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB=',lowerdir=.:file0'])
mount$overlay(0x400000, &(0x7f0000000100)='./file0\x00', &(0x7f00000001c0)='overlay\x00', 0x0, &(0x7f0000000040)=ANY=[])
chdir(&(0x7f0000000080)='./file0\x00')
execveat(r0, &(0x7f0000000200)='./bus\x00', 0x0, &(0x7f0000000400)=[0x0, &(0x7f0000000380)=')bdev*lo\x00'], 0x400)
open(&(0x7f0000000140)='./bus\x00', 0x0, 0x0)

[  114.274410][ T9076] bridge0: port 2(bridge_slave_1) entered blocking state
[  114.285487][ T9076] bridge0: port 2(bridge_slave_1) entered disabled state
[  114.299399][ T9076] device bridge_slave_1 entered promiscuous mode
[  114.308577][ T8922] bridge0: port 2(bridge_slave_1) entered blocking state
[  114.315743][ T8922] bridge0: port 2(bridge_slave_1) entered forwarding state
[  114.323427][ T8922] bridge0: port 1(bridge_slave_0) entered blocking state
[  114.330447][ T8922] bridge0: port 1(bridge_slave_0) entered forwarding state
[  114.391904][ T4110] bridge0: port 1(bridge_slave_0) entered disabled state
[  114.414899][ T4110] bridge0: port 2(bridge_slave_1) entered disabled state
[  114.455708][ T9076] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[  114.493411][ T9076] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[  114.550272][ T9076] team0: Port device team_slave_0 added
[  114.557739][ T9076] team0: Port device team_slave_1 added
[  114.579479][ T9266] chnl_net:caif_netlink_parms(): no params data found
[  114.603695][ T9411] IPVS: ftp: loaded support on port[0] = 21
[  114.608917][ T9114] bridge0: port 1(bridge_slave_0) entered blocking state
[  114.634857][ T9114] bridge0: port 1(bridge_slave_0) entered disabled state
03:37:06 executing program 5:
perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x5}, 0x158d9010e012756d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
clock_gettime(0x0, 0x0)
getpid()
r0 = socket$inet(0x2, 0xa, 0x0)
setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000000300), 0x4)
gettid()
r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000140)='/dev/rtc0\x00', 0x0, 0x0)
ioctl$RTC_UIE_ON(r1, 0x7003)
ioctl$sock_inet_SIOCGIFNETMASK(r0, 0x891b, &(0x7f0000000040)={'vlan0\x00', {0x2, 0x4e24, @rand_addr=0x1}})
socket$inet_udp(0x2, 0x2, 0x0)
clone(0x8a014383, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff)
r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/ttyS3\x00', 0x0, 0x0)
ioctl$TCSETSF(r2, 0x5453, 0x0)
r3 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0)
dup2(r3, 0xffffffffffffffff)
ioctl$KVM_SET_ONE_REG(r3, 0x4010aeac, &(0x7f00000000c0)={0x0, 0x1})
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x8, &(0x7f00000003c0), 0x4)
sendto$inet(r0, &(0x7f0000000240), 0x0, 0x412c60eeac155d6d, &(0x7f0000000080)={0x2, 0x4e20, @rand_addr=0x2}, 0x10)

[  114.653638][ T9114] device bridge_slave_0 entered promiscuous mode
[  114.670017][ T9114] bridge0: port 2(bridge_slave_1) entered blocking state
[  114.681062][ T9114] bridge0: port 2(bridge_slave_1) entered disabled state
[  114.689468][ T9114] device bridge_slave_1 entered promiscuous mode
[  114.697301][ T9076] batman_adv: batadv0: Adding interface: batadv_slave_0
[  114.706166][ T9076] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  114.735601][ T9076] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  114.779282][ T9076] batman_adv: batadv0: Adding interface: batadv_slave_1
[  114.790510][ T9076] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  114.821147][ T9076] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[  114.843435][ T9114] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[  114.861399][ T9535] IPVS: ftp: loaded support on port[0] = 21
[  114.879664][ T9114] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[  114.903975][ T8922] 8021q: adding VLAN 0 to HW filter on device bond0
[  114.965241][ T9076] device hsr_slave_0 entered promiscuous mode
[  115.023323][ T9076] device hsr_slave_1 entered promiscuous mode
[  115.102970][ T9076] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[  115.110630][ T9076] Cannot create hsr debugfs directory
[  115.117184][ T9266] bridge0: port 1(bridge_slave_0) entered blocking state
[  115.124928][ T9266] bridge0: port 1(bridge_slave_0) entered disabled state
[  115.133168][ T9266] device bridge_slave_0 entered promiscuous mode
[  115.142252][ T9266] bridge0: port 2(bridge_slave_1) entered blocking state
[  115.149396][ T9266] bridge0: port 2(bridge_slave_1) entered disabled state
[  115.157259][ T9266] device bridge_slave_1 entered promiscuous mode
[  115.170960][ T9114] team0: Port device team_slave_0 added
[  115.189479][   T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  115.197980][   T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[  115.226679][ T9114] team0: Port device team_slave_1 added
[  115.242304][ T9266] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[  115.263900][ T9266] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[  115.275545][ T8922] 8021q: adding VLAN 0 to HW filter on device team0
[  115.317382][ T9114] batman_adv: batadv0: Adding interface: batadv_slave_0
[  115.324803][ T9114] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  115.357534][ T9114] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  115.396466][ T9114] batman_adv: batadv0: Adding interface: batadv_slave_1
[  115.404079][ T9114] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  115.432531][ T9114] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[  115.445083][ T9266] team0: Port device team_slave_0 added
[  115.453447][ T5273] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[  115.462737][ T5273] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[  115.472574][ T5273] bridge0: port 1(bridge_slave_0) entered blocking state
[  115.480240][ T5273] bridge0: port 1(bridge_slave_0) entered forwarding state
[  115.491177][ T5273] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[  115.500699][ T5273] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[  115.510220][ T5273] bridge0: port 2(bridge_slave_1) entered blocking state
[  115.517581][ T5273] bridge0: port 2(bridge_slave_1) entered forwarding state
[  115.538195][ T9266] team0: Port device team_slave_1 added
[  115.555794][ T9411] chnl_net:caif_netlink_parms(): no params data found
[  115.577896][   T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[  115.587689][   T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[  115.597708][   T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[  115.608251][   T49] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[  115.617675][   T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[  115.627003][   T49] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[  115.684993][ T9114] device hsr_slave_0 entered promiscuous mode
[  115.743247][ T9114] device hsr_slave_1 entered promiscuous mode
[  115.803016][ T9114] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[  115.810744][ T9114] Cannot create hsr debugfs directory
[  115.828241][ T9076] netdevsim netdevsim1 netdevsim0: renamed from eth0
[  115.896259][ T9076] netdevsim netdevsim1 netdevsim1: renamed from eth1
[  115.944947][ T9076] netdevsim netdevsim1 netdevsim2: renamed from eth2
[  116.005818][ T9076] netdevsim netdevsim1 netdevsim3: renamed from eth3
[  116.065441][ T4110] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[  116.074110][ T4110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[  116.082421][ T4110] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[  116.103158][ T9266] batman_adv: batadv0: Adding interface: batadv_slave_0
[  116.110274][ T9266] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  116.137498][ T9266] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  116.152003][ T9266] batman_adv: batadv0: Adding interface: batadv_slave_1
[  116.159383][ T9266] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  116.187248][ T9266] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[  116.210706][ T4110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[  116.219515][ T4110] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[  116.231484][ T8922] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[  116.305233][ T9266] device hsr_slave_0 entered promiscuous mode
[  116.353314][ T9266] device hsr_slave_1 entered promiscuous mode
[  116.403222][ T9266] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[  116.411044][ T9266] Cannot create hsr debugfs directory
[  116.449933][ T9411] bridge0: port 1(bridge_slave_0) entered blocking state
[  116.466274][ T9411] bridge0: port 1(bridge_slave_0) entered disabled state
[  116.477001][ T9411] device bridge_slave_0 entered promiscuous mode
[  116.486787][ T9411] bridge0: port 2(bridge_slave_1) entered blocking state
[  116.494488][ T9411] bridge0: port 2(bridge_slave_1) entered disabled state
[  116.502773][ T9411] device bridge_slave_1 entered promiscuous mode
[  116.525359][ T9411] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[  116.539027][ T9411] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[  116.576727][ T9535] chnl_net:caif_netlink_parms(): no params data found
[  116.598021][ T8922] 8021q: adding VLAN 0 to HW filter on device batadv0
[  116.607099][ T5273] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[  116.614836][ T5273] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[  116.641583][ T9411] team0: Port device team_slave_0 added
[  116.659579][ T9411] team0: Port device team_slave_1 added
[  116.680615][ T9114] netdevsim netdevsim2 netdevsim0: renamed from eth0
[  116.725520][ T9114] netdevsim netdevsim2 netdevsim1: renamed from eth1
[  116.795131][ T9114] netdevsim netdevsim2 netdevsim2: renamed from eth2
[  116.864153][ T9076] 8021q: adding VLAN 0 to HW filter on device bond0
[  116.884542][   T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[  116.896920][   T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[  116.905867][ T9114] netdevsim netdevsim2 netdevsim3: renamed from eth3
[  116.961803][ T9411] batman_adv: batadv0: Adding interface: batadv_slave_0
[  116.969847][ T9411] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  116.996571][ T9411] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  117.010724][ T9411] batman_adv: batadv0: Adding interface: batadv_slave_1
[  117.018631][ T9411] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  117.047659][ T9411] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[  117.084126][ T5273] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  117.091857][ T5273] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[  117.100016][ T5273] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[  117.108633][ T5273] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[  117.117700][ T5273] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[  117.125800][ T5273] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[  117.145829][ T8922] device veth0_vlan entered promiscuous mode
[  117.156348][ T9076] 8021q: adding VLAN 0 to HW filter on device team0
[  117.174772][ T9535] bridge0: port 1(bridge_slave_0) entered blocking state
[  117.181885][ T9535] bridge0: port 1(bridge_slave_0) entered disabled state
[  117.191495][ T9535] device bridge_slave_0 entered promiscuous mode
[  117.244871][ T9411] device hsr_slave_0 entered promiscuous mode
[  117.293397][ T9411] device hsr_slave_1 entered promiscuous mode
[  117.373041][ T9411] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[  117.381145][ T9411] Cannot create hsr debugfs directory
[  117.387209][ T9535] bridge0: port 2(bridge_slave_1) entered blocking state
[  117.394445][ T9535] bridge0: port 2(bridge_slave_1) entered disabled state
[  117.402018][ T9535] device bridge_slave_1 entered promiscuous mode
[  117.409844][ T8922] device veth1_vlan entered promiscuous mode
[  117.459612][ T9535] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[  117.470616][ T4146] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[  117.479878][ T4146] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[  117.488486][ T4146] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[  117.497429][ T4146] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[  117.506061][ T4146] bridge0: port 1(bridge_slave_0) entered blocking state
[  117.513235][ T4146] bridge0: port 1(bridge_slave_0) entered forwarding state
[  117.522258][ T4146] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[  117.531198][ T4146] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[  117.539576][ T4146] bridge0: port 2(bridge_slave_1) entered blocking state
[  117.546639][ T4146] bridge0: port 2(bridge_slave_1) entered forwarding state
[  117.554609][ T4146] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[  117.564845][ T4146] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[  117.595201][ T9535] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[  117.609697][ T4146] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[  117.618681][ T4146] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[  117.627409][ T4146] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[  117.637086][ T4146] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[  117.652987][ T4110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[  117.661607][ T4110] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[  117.687906][ T9535] team0: Port device team_slave_0 added
[  117.704424][   T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[  117.713593][   T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[  117.722393][ T9266] netdevsim netdevsim3 netdevsim0: renamed from eth0
[  117.755500][ T9266] netdevsim netdevsim3 netdevsim1: renamed from eth1
[  117.806337][ T9535] team0: Port device team_slave_1 added
[  117.812054][ T9411] netdevsim netdevsim4 netdevsim0: renamed from eth0
[  117.885683][ T8922] device veth0_macvtap entered promiscuous mode
[  117.893953][ T9411] netdevsim netdevsim4 netdevsim1: renamed from eth1
[  117.966073][ T9411] netdevsim netdevsim4 netdevsim2: renamed from eth2
[  118.025813][ T4146] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[  118.034177][ T4146] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[  118.042720][ T4146] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[  118.052693][ T9266] netdevsim netdevsim3 netdevsim2: renamed from eth2
[  118.098798][ T9266] netdevsim netdevsim3 netdevsim3: renamed from eth3
[  118.157968][ T8922] device veth1_macvtap entered promiscuous mode
[  118.165123][ T9411] netdevsim netdevsim4 netdevsim3: renamed from eth3
[  118.235911][ T9535] batman_adv: batadv0: Adding interface: batadv_slave_0
[  118.244927][ T9535] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  118.271838][ T9535] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  118.286674][ T9535] batman_adv: batadv0: Adding interface: batadv_slave_1
[  118.293787][ T9535] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  118.320667][ T9535] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[  118.334217][   T12] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[  118.342096][   T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[  118.352317][   T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[  118.365581][ T9076] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[  118.381772][ T8922] batman_adv: batadv0: Interface activated: batadv_slave_0
[  118.404072][ T5273] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[  118.413930][ T5273] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[  118.427431][ T8922] batman_adv: batadv0: Interface activated: batadv_slave_1
[  118.442147][ T9114] 8021q: adding VLAN 0 to HW filter on device bond0
[  118.475266][ T9535] device hsr_slave_0 entered promiscuous mode
[  118.523497][ T9535] device hsr_slave_1 entered promiscuous mode
[  118.583039][ T9535] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[  118.590616][ T9535] Cannot create hsr debugfs directory
[  118.612590][   T12] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[  118.624822][   T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[  118.733496][   T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[  118.740906][   T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[  118.762818][ T9076] 8021q: adding VLAN 0 to HW filter on device batadv0
[  118.808743][ T9411] ==================================================================
[  118.816882][ T9411] BUG: KCSAN: data-race in pcpu_alloc / pcpu_chunk_populated
[  118.824330][ T9411] 
[  118.826657][ T9411] write to 0xffffffff88afae40 of 4 bytes by task 8922 on cpu 1:
[  118.834291][ T9411]  pcpu_chunk_populated+0xe2/0x100
[  118.839424][ T9411]  pcpu_alloc+0x984/0xd00
[  118.843751][ T9411]  __alloc_percpu+0x2a/0x40
[  118.848343][ T9411]  xt_percpu_counter_alloc+0xfb/0x120
[  118.853716][ T9411]  find_check_entry.isra.0+0x60/0x540
[  118.859179][ T9411]  translate_table+0x72a/0xb80
[  118.864135][ T9411]  ipt_register_table+0xba/0x200
[  118.869254][ T9411]  iptable_nat_table_init.part.0+0x60/0x180
[  118.875230][ T9411]  iptable_nat_table_init+0x4c/0x60
[  118.880439][ T9411]  xt_find_table_lock+0x222/0x300
[  118.885470][ T9411]  xt_request_find_table_lock+0x31/0xc0
[  118.891009][ T9411]  get_info+0xda/0x460
[  118.895098][ T9411]  do_ipt_get_ctl+0xbf/0x640
[  118.899682][ T9411]  nf_getsockopt+0x6a/0xa0
[  118.904195][ T9411]  ip_getsockopt+0x119/0x160
[  118.908812][ T9411]  tcp_getsockopt+0x6c/0xb0
[  118.913311][ T9411]  sock_common_getsockopt+0x5d/0x80
[  118.918656][ T9411]  __sys_getsockopt+0xed/0x210
[  118.923511][ T9411]  __x64_sys_getsockopt+0x6b/0x80
[  118.928542][ T9411]  do_syscall_64+0xc7/0x3b0
[  118.933071][ T9411]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  118.938944][ T9411] 
[  118.941263][ T9411] read to 0xffffffff88afae40 of 4 bytes by task 9411 on cpu 0:
[  118.949054][ T9411]  pcpu_alloc+0x3c2/0xd00
[  118.953409][ T9411]  __alloc_percpu_gfp+0x2d/0x40
[  118.958266][ T9411]  fib6_nh_init+0x306/0x1090
[  118.962846][ T9411]  ip6_route_info_create+0x99d/0xe20
[  118.968119][ T9411]  ip6_route_add+0x2c/0x100
[  118.972609][ T9411]  addrconf_prefix_route.isra.0+0x1e3/0x260
[  118.978484][ T9411]  addrconf_notify+0xff0/0x1550
[  118.983336][ T9411]  notifier_call_chain+0xda/0x160
[  118.988363][ T9411]  raw_notifier_call_chain+0x33/0x50
[  118.993634][ T9411]  call_netdevice_notifiers_info+0x96/0x110
[  118.999699][ T9411]  __dev_notify_flags+0xcf/0x200
[  119.004634][ T9411]  dev_change_flags+0xaa/0xd0
[  119.009301][ T9411]  do_setlink+0x626/0x1f40
[  119.013711][ T9411]  __rtnl_newlink+0x8e8/0xfb0
[  119.018374][ T9411]  rtnl_newlink+0x5f/0x90
[  119.022776][ T9411]  rtnetlink_rcv_msg+0x1d0/0x4e0
[  119.027720][ T9411]  netlink_rcv_skb+0xaf/0x260
[  119.032382][ T9411]  rtnetlink_rcv+0x22/0x30
[  119.036806][ T9411]  netlink_unicast+0x390/0x4c0
[  119.041555][ T9411]  netlink_sendmsg+0x4cf/0x8a0
[  119.046304][ T9411]  sock_sendmsg+0x98/0xc0
[  119.050630][ T9411]  __sys_sendto+0x1e2/0x2c0
[  119.055146][ T9411]  __x64_sys_sendto+0x7e/0xa0
[  119.059823][ T9411]  do_syscall_64+0xc7/0x3b0
[  119.064317][ T9411]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  119.070181][ T9411] 
[  119.072493][ T9411] Reported by Kernel Concurrency Sanitizer on:
[  119.078633][ T9411] CPU: 0 PID: 9411 Comm: syz-executor.4 Not tainted 5.7.0-rc1-syzkaller #0
[  119.087196][ T9411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  119.097243][ T9411] ==================================================================
[  119.105284][ T9411] Kernel panic - not syncing: panic_on_warn set ...
[  119.111857][ T9411] CPU: 0 PID: 9411 Comm: syz-executor.4 Not tainted 5.7.0-rc1-syzkaller #0
[  119.120859][ T9411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  119.130898][ T9411] Call Trace:
[  119.134180][ T9411]  dump_stack+0x11d/0x187
[  119.138500][ T9411]  panic+0x210/0x640
[  119.143048][ T9411]  ? pcpu_block_update_hint_alloc+0x4c1/0x630
[  119.149831][ T9411]  ? vprintk_func+0x89/0x13a
[  119.154430][ T9411]  kcsan_report.cold+0xc/0x1a
[  119.159364][ T9411]  kcsan_setup_watchpoint+0x3fb/0x440
[  119.164825][ T9411]  pcpu_alloc+0x3c2/0xd00
[  119.169166][ T9411]  __alloc_percpu_gfp+0x2d/0x40
[  119.174095][ T9411]  fib6_nh_init+0x306/0x1090
[  119.178865][ T9411]  ? ip_fib_metrics_init+0xd9/0x4a0
[  119.184097][ T9411]  ip6_route_info_create+0x99d/0xe20
[  119.189688][ T9411]  ip6_route_add+0x2c/0x100
[  119.194296][ T9411]  addrconf_prefix_route.isra.0+0x1e3/0x260
[  119.200194][ T9411]  addrconf_notify+0xff0/0x1550
[  119.205037][ T9411]  ? tun_device_event+0x6d/0x95f
[  119.209994][ T9411]  ? ip6mr_device_event+0x50/0x1b0
[  119.215102][ T9411]  ? notifier_call_chain+0xda/0x160
[  119.220292][ T9411]  notifier_call_chain+0xda/0x160
[  119.225331][ T9411]  raw_notifier_call_chain+0x33/0x50
[  119.230612][ T9411]  call_netdevice_notifiers_info+0x96/0x110
[  119.236517][ T9411]  __dev_notify_flags+0xcf/0x200
[  119.241538][ T9411]  dev_change_flags+0xaa/0xd0
[  119.246225][ T9411]  do_setlink+0x626/0x1f40
[  119.250812][ T9411]  ? find_next_bit+0x39/0x50
[  119.255399][ T9411]  ? cpumask_next+0x31/0x40
[  119.259909][ T9411]  ? pcpu_alloc+0xee/0xd00
[  119.264406][ T9411]  ? __nla_validate_parse+0xa8/0x11d0
[  119.269776][ T9411]  ? should_fail+0x7c/0x2fd
[  119.274879][ T9411]  ? __sanitizer_cov_trace_switch+0x45/0x70
[  119.280768][ T9411]  ? __read_once_size+0xcb/0x100
[  119.285698][ T9411]  __rtnl_newlink+0x8e8/0xfb0
[  119.290408][ T9411]  ? __sanitizer_cov_trace_switch+0x45/0x70
[  119.296579][ T9411]  ? __write_once_size+0x2f/0xd0
[  119.301652][ T9411]  ? enqueue_timer+0x126/0x230
[  119.306410][ T9411]  ? put_dec_trunc8+0x123/0x150
[  119.311251][ T9411]  ? put_dec+0x48/0xe0
[  119.315311][ T9411]  ? number+0x5e9/0x770
[  119.319718][ T9411]  ? put_dec_trunc8+0x123/0x150
[  119.324558][ T9411]  ? put_dec_trunc8+0x123/0x150
[  119.329516][ T9411]  ? should_fail+0x7c/0x2fd
[  119.334034][ T9411]  ? kmem_cache_alloc_trace+0x1d0/0x5f0
[  119.339578][ T9411]  ? ns_capable_common+0xad/0xc0
[  119.345199][ T9411]  ? __sanitizer_cov_trace_switch+0x45/0x70
[  119.351175][ T9411]  rtnl_newlink+0x5f/0x90
[  119.355668][ T9411]  ? __rtnl_newlink+0xfb0/0xfb0
[  119.360511][ T9411]  rtnetlink_rcv_msg+0x1d0/0x4e0
[  119.365445][ T9411]  ? __sanitizer_cov_trace_switch+0x45/0x70
[  119.371497][ T9411]  ? __rcu_read_unlock+0x77/0x390
[  119.376517][ T9411]  netlink_rcv_skb+0xaf/0x260
[  119.381637][ T9411]  ? rtnl_calcit.isra.0+0x200/0x200
[  119.386842][ T9411]  rtnetlink_rcv+0x22/0x30
[  119.392732][ T9411]  netlink_unicast+0x390/0x4c0
[  119.397542][ T9411]  netlink_sendmsg+0x4cf/0x8a0
[  119.402512][ T9411]  ? netlink_unicast+0x4c0/0x4c0
[  119.407441][ T9411]  sock_sendmsg+0x98/0xc0
[  119.411763][ T9411]  __sys_sendto+0x1e2/0x2c0
[  119.416278][ T9411]  ? __fput+0x315/0x500
[  119.421913][ T9411]  ? blkcg_maybe_throttle_current+0x249/0x5a0
[  119.427972][ T9411]  ? mem_cgroup_handle_over_high+0x51/0x1f0
[  119.433891][ T9411]  __x64_sys_sendto+0x7e/0xa0
[  119.438572][ T9411]  do_syscall_64+0xc7/0x3b0
[  119.443086][ T9411]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  119.448988][ T9411] RIP: 0033:0x4167c3
[  119.452883][ T9411] 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 cd 31 89 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
[  119.472483][ T9411] RSP: 002b:00007ffce264b288 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  119.480886][ T9411] RAX: ffffffffffffffda RBX: 0000000000ca3700 RCX: 00000000004167c3
[  119.488855][ T9411] RDX: 0000000000000020 RSI: 0000000000ca3750 RDI: 0000000000000003
[  119.496823][ T9411] RBP: 0000000000000000 R08: 00007ffce264b290 R09: 000000000000000c
[  119.504791][ T9411] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  119.512761][ T9411] R13: 0000000000000000 R14: 0000000000ca3750 R15: 0000000000000003
[  119.522613][ T9411] Kernel Offset: disabled
[  119.526934][ T9411] Rebooting in 86400 seconds..