[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 56.059654] audit: type=1800 audit(1540538737.119:25): pid=6060 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 56.079024] audit: type=1800 audit(1540538737.119:26): pid=6060 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 56.098785] audit: type=1800 audit(1540538737.139:27): pid=6060 uid=0 auid=4294967295 ses=4294967295 subj==unconfined 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 '10.128.10.42' (ECDSA) to the list of known hosts. 2018/10/26 07:25:49 fuzzer started 2018/10/26 07:25:54 dialing manager at 10.128.0.26:35127 2018/10/26 07:25:54 syscalls: 1 2018/10/26 07:25:54 code coverage: enabled 2018/10/26 07:25:54 comparison tracing: CONFIG_KCOV_ENABLE_COMPARISONS is not enabled 2018/10/26 07:25:54 setuid sandbox: enabled 2018/10/26 07:25:54 namespace sandbox: enabled 2018/10/26 07:25:54 Android sandbox: /sys/fs/selinux/policy does not exist 2018/10/26 07:25:54 fault injection: enabled 2018/10/26 07:25:54 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2018/10/26 07:25:54 net packed injection: enabled 2018/10/26 07:25:54 net device setup: enabled 07:28:42 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) socket$alg(0x26, 0x5, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x34000}, 0xc, &(0x7f0000000080)={&(0x7f00000002c0)={0x2c, 0x29, 0x1, 0x0, 0x0, {0x1}, [@nested={0x18, 0x0, [@typed={0x5, 0x0, @ipv6=@ipv4={[0x0, 0x0, 0x0, 0x19], [], @remote}}]}]}, 0x2c}}, 0x0) syzkaller login: [ 242.322803] IPVS: ftp: loaded support on port[0] = 21 [ 244.686417] bridge0: port 1(bridge_slave_0) entered blocking state [ 244.692902] bridge0: port 1(bridge_slave_0) entered disabled state [ 244.701522] device bridge_slave_0 entered promiscuous mode [ 244.842382] bridge0: port 2(bridge_slave_1) entered blocking state [ 244.848950] bridge0: port 2(bridge_slave_1) entered disabled state [ 244.857494] device bridge_slave_1 entered promiscuous mode [ 244.997254] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 245.135916] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready 07:28:46 executing program 1: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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, 0xffffffffffffffff, 0x0) poll(&(0x7f0000000000)=[{r0}], 0x1, 0x0) [ 245.572476] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 245.771875] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 246.056833] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 246.063880] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 246.341291] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 246.342701] IPVS: ftp: loaded support on port[0] = 21 [ 246.348449] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 247.132612] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 247.140918] team0: Port device team_slave_0 added [ 247.285381] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 247.293436] team0: Port device team_slave_1 added [ 247.465890] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 247.472929] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 247.481962] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 247.638684] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 247.645867] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 247.654792] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 247.843890] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 247.852009] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 247.861153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 248.045556] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 248.053137] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 248.062202] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 250.541054] bridge0: port 1(bridge_slave_0) entered blocking state [ 250.547703] bridge0: port 1(bridge_slave_0) entered disabled state [ 250.556558] device bridge_slave_0 entered promiscuous mode [ 250.642365] bridge0: port 2(bridge_slave_1) entered blocking state [ 250.649010] bridge0: port 2(bridge_slave_1) entered forwarding state [ 250.656050] bridge0: port 1(bridge_slave_0) entered blocking state [ 250.662508] bridge0: port 1(bridge_slave_0) entered forwarding state [ 250.671318] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 250.846626] bridge0: port 2(bridge_slave_1) entered blocking state [ 250.853096] bridge0: port 2(bridge_slave_1) entered disabled state [ 250.861770] device bridge_slave_1 entered promiscuous mode 07:28:52 executing program 2: r0 = socket(0x1e, 0x4, 0x0) setsockopt$packet_tx_ring(r0, 0x10f, 0x87, &(0x7f0000000080)=@req={0x3fc}, 0x10) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x0, 0x4) recvmsg(r0, &(0x7f0000000380)={&(0x7f00000003c0)=@xdp, 0x80, &(0x7f0000000000), 0x1000000000000201, &(0x7f0000002900)=""/213, 0xd5}, 0x0) setsockopt$packet_tx_ring(r0, 0x10f, 0x87, &(0x7f0000265000)=@req={0x3fc}, 0x10) sendmmsg(0xffffffffffffffff, &(0x7f0000000a40), 0x8000000000000b0, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f00000011c0)={{{@in=@remote, @in=@local}}, {{@in=@multicast2}, 0x0, @in=@remote}}, &(0x7f00000012c0)=0xe8) ioctl$PERF_EVENT_IOC_ID(0xffffffffffffffff, 0x80082407, &(0x7f0000000040)) socket$inet_smc(0x2b, 0x1, 0x0) [ 251.107444] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 251.374917] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 251.426274] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 252.041596] IPVS: ftp: loaded support on port[0] = 21 [ 252.392007] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 252.710218] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 252.923138] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 252.930264] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 253.232904] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 253.240054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 254.070310] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 254.078556] team0: Port device team_slave_0 added [ 254.388106] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 254.396250] team0: Port device team_slave_1 added [ 254.676821] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 254.683875] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 254.692935] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 254.936609] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 254.943658] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 254.952352] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 255.284984] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 255.292599] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 255.301714] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 255.554962] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 255.562526] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 255.571533] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 256.853305] bridge0: port 1(bridge_slave_0) entered blocking state [ 256.859941] bridge0: port 1(bridge_slave_0) entered disabled state [ 256.868543] device bridge_slave_0 entered promiscuous mode [ 257.216274] bridge0: port 2(bridge_slave_1) entered blocking state [ 257.222795] bridge0: port 2(bridge_slave_1) entered disabled state [ 257.231545] device bridge_slave_1 entered promiscuous mode [ 257.588794] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 257.955938] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 258.879521] bond0: Enslaving bond_slave_0 as an active interface with an up link 07:29:00 executing program 3: socket$inet6_sctp(0xa, 0x0, 0x84) syz_genetlink_get_family_id$fou(&(0x7f00000004c0)='fou\x00') [ 259.036303] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 259.084954] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.091426] bridge0: port 2(bridge_slave_1) entered forwarding state [ 259.098484] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.105021] bridge0: port 1(bridge_slave_0) entered forwarding state [ 259.113696] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 259.357940] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 259.367228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 259.476815] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 259.671669] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 259.678811] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 260.398610] IPVS: ftp: loaded support on port[0] = 21 [ 260.661055] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 260.669537] team0: Port device team_slave_0 added [ 261.012522] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 261.020862] team0: Port device team_slave_1 added [ 261.360783] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 261.368082] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 261.376902] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 261.748921] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 261.756083] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 261.765082] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 262.127754] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 262.135409] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 262.144169] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 262.482160] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 262.489926] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 262.499040] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 263.333946] 8021q: adding VLAN 0 to HW filter on device bond0 [ 264.660077] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 265.931007] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 265.937558] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 265.945668] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 266.308416] bridge0: port 2(bridge_slave_1) entered blocking state [ 266.315036] bridge0: port 2(bridge_slave_1) entered forwarding state [ 266.321916] bridge0: port 1(bridge_slave_0) entered blocking state [ 266.328504] bridge0: port 1(bridge_slave_0) entered forwarding state [ 266.337842] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 266.432820] bridge0: port 1(bridge_slave_0) entered blocking state [ 266.439427] bridge0: port 1(bridge_slave_0) entered disabled state [ 266.448568] device bridge_slave_0 entered promiscuous mode [ 266.655594] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 266.879138] bridge0: port 2(bridge_slave_1) entered blocking state [ 266.885707] bridge0: port 2(bridge_slave_1) entered disabled state [ 266.894095] device bridge_slave_1 entered promiscuous mode [ 267.242608] 8021q: adding VLAN 0 to HW filter on device team0 [ 267.344067] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 267.658697] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 268.690883] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 269.043884] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 269.373836] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 269.381335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready 07:29:10 executing program 4: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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, 0xffffffffffffffff, 0x0) socket$inet6(0xa, 0x0, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0xbd7) [ 269.776050] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 269.783097] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 271.039114] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 271.047242] team0: Port device team_slave_0 added [ 271.071764] IPVS: ftp: loaded support on port[0] = 21 [ 271.420865] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 271.429140] team0: Port device team_slave_1 added [ 271.899250] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 271.906438] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 271.915315] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 272.262662] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 272.269831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 272.278570] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 272.644323] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 272.652096] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 272.661108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 273.111791] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 273.119551] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 273.128669] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 275.233029] 8021q: adding VLAN 0 to HW filter on device bond0 [ 276.787522] ================================================================== [ 276.794970] BUG: KMSAN: uninit-value in tipc_nl_compat_name_table_dump+0x4a8/0xba0 [ 276.802705] CPU: 1 PID: 6937 Comm: syz-executor0 Not tainted 4.19.0-rc8+ #70 [ 276.809908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.819273] Call Trace: [ 276.821901] dump_stack+0x306/0x460 [ 276.825557] ? tipc_nl_compat_name_table_dump+0x4a8/0xba0 [ 276.831139] kmsan_report+0x1a2/0x2e0 [ 276.834985] __msan_warning+0x7c/0xe0 [ 276.838831] tipc_nl_compat_name_table_dump+0x4a8/0xba0 [ 276.844252] ? tipc_nlmsg_parse+0x206/0x230 [ 276.848621] ? tipc_nl_compat_name_table_dump_header+0x1f0/0x1f0 [ 276.854795] __tipc_nl_compat_dumpit+0x59e/0xdb0 [ 276.859629] tipc_nl_compat_dumpit+0x63a/0x820 [ 276.864272] tipc_nl_compat_recv+0x1402/0x2760 [ 276.868896] ? INIT_BOOL+0xc/0x30 [ 276.872392] ? tipc_nl_compat_link_reset_stats+0x370/0x370 [ 276.878042] ? tipc_nametbl_stop+0x1040/0x1040 [ 276.882655] ? tipc_nl_compat_name_table_dump_header+0x1f0/0x1f0 [ 276.888840] ? tipc_netlink_compat_stop+0x40/0x40 [ 276.893714] genl_rcv_msg+0x185c/0x1a20 [ 276.897715] ? INIT_INT+0xc/0x30 [ 276.901149] ? kmsan_set_origin+0x83/0x140 [ 276.905437] netlink_rcv_skb+0x394/0x640 [ 276.909547] ? genl_unbind+0x380/0x380 [ 276.913499] genl_rcv+0x63/0x80 [ 276.916819] netlink_unicast+0x166d/0x1720 [ 276.921106] ? genl_pernet_exit+0x90/0x90 [ 276.925317] netlink_sendmsg+0x1391/0x1420 [ 276.929615] ___sys_sendmsg+0xe47/0x1200 [ 276.933737] ? netlink_getsockopt+0x1560/0x1560 [ 276.938446] ? __fget+0x8f7/0x940 [ 276.941969] ? __fdget+0x318/0x430 [ 276.945550] __se_sys_sendmsg+0x307/0x460 [ 276.949760] __x64_sys_sendmsg+0x4a/0x70 [ 276.953857] do_syscall_64+0xbe/0x100 [ 276.957692] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 276.962903] RIP: 0033:0x457569 [ 276.966122] Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 276.969913] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 276.985126] RSP: 002b:00007f4784d4cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 276.985154] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457569 [ 276.985170] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 [ 276.985184] RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 [ 276.985217] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4784d4d6d4 [ 277.028085] R13: 00000000004c387d R14: 00000000004d56d0 R15: 00000000ffffffff [ 277.035427] [ 277.037074] Uninit was created at: [ 277.040643] kmsan_internal_poison_shadow+0xc8/0x1d0 [ 277.045768] kmsan_kmalloc+0xa4/0x120 [ 277.049592] kmsan_slab_alloc+0x10/0x20 [ 277.053592] __kmalloc_node_track_caller+0xb43/0x1400 [ 277.058808] __alloc_skb+0x422/0xe90 [ 277.062547] netlink_sendmsg+0xcaf/0x1420 [ 277.066722] ___sys_sendmsg+0xe47/0x1200 [ 277.070805] __se_sys_sendmsg+0x307/0x460 [ 277.074970] __x64_sys_sendmsg+0x4a/0x70 [ 277.079047] do_syscall_64+0xbe/0x100 [ 277.082868] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 277.088068] ================================================================== [ 277.095435] Disabling lock debugging due to kernel taint [ 277.100905] Kernel panic - not syncing: panic_on_warn set ... [ 277.100905] [ 277.108300] CPU: 1 PID: 6937 Comm: syz-executor0 Tainted: G B 4.19.0-rc8+ #70 [ 277.116890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 277.126261] Call Trace: [ 277.128880] dump_stack+0x306/0x460 [ 277.132556] panic+0x54c/0xafa [ 277.135819] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 277.141303] kmsan_report+0x2d3/0x2e0 [ 277.145142] __msan_warning+0x7c/0xe0 [ 277.148976] tipc_nl_compat_name_table_dump+0x4a8/0xba0 [ 277.154404] ? tipc_nlmsg_parse+0x206/0x230 [ 277.158760] ? tipc_nl_compat_name_table_dump_header+0x1f0/0x1f0 [ 277.164935] __tipc_nl_compat_dumpit+0x59e/0xdb0 [ 277.169765] tipc_nl_compat_dumpit+0x63a/0x820 [ 277.174392] tipc_nl_compat_recv+0x1402/0x2760 [ 277.179015] ? INIT_BOOL+0xc/0x30 [ 277.182519] ? tipc_nl_compat_link_reset_stats+0x370/0x370 [ 277.188168] ? tipc_nametbl_stop+0x1040/0x1040 [ 277.192779] ? tipc_nl_compat_name_table_dump_header+0x1f0/0x1f0 [ 277.198958] ? tipc_netlink_compat_stop+0x40/0x40 [ 277.203833] genl_rcv_msg+0x185c/0x1a20 [ 277.207832] ? INIT_INT+0xc/0x30 [ 277.211272] ? kmsan_set_origin+0x83/0x140 [ 277.215552] netlink_rcv_skb+0x394/0x640 [ 277.219643] ? genl_unbind+0x380/0x380 [ 277.223579] genl_rcv+0x63/0x80 [ 277.226889] netlink_unicast+0x166d/0x1720 [ 277.231176] ? genl_pernet_exit+0x90/0x90 [ 277.235375] netlink_sendmsg+0x1391/0x1420 [ 277.239678] ___sys_sendmsg+0xe47/0x1200 [ 277.243776] ? netlink_getsockopt+0x1560/0x1560 [ 277.248490] ? __fget+0x8f7/0x940 [ 277.252003] ? __fdget+0x318/0x430 [ 277.255582] __se_sys_sendmsg+0x307/0x460 [ 277.259786] __x64_sys_sendmsg+0x4a/0x70 [ 277.263884] do_syscall_64+0xbe/0x100 [ 277.267712] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 277.272924] RIP: 0033:0x457569 [ 277.276136] Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 277.295067] RSP: 002b:00007f4784d4cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 277.302804] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457569 [ 277.310092] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 [ 277.317383] RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 [ 277.324669] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4784d4d6d4 [ 277.331957] R13: 00000000004c387d R14: 00000000004d56d0 R15: 00000000ffffffff [ 277.340543] Kernel Offset: disabled [ 277.344186] Rebooting in 86400 seconds..