[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 44.093941][ T23] audit: type=1800 audit(1575460756.157:25): pid=8056 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 44.114189][ T23] audit: type=1800 audit(1575460756.157:26): pid=8056 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 44.150270][ T23] audit: type=1800 audit(1575460756.167:27): pid=8056 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 '10.128.10.15' (ECDSA) to the list of known hosts. 2019/12/04 11:59:24 fuzzer started syzkaller login: [ 54.009991][ T8213] as (8213) used greatest stack depth: 23896 bytes left 2019/12/04 11:59:26 dialing manager at 10.128.0.26:36481 2019/12/04 11:59:26 syscalls: 2691 2019/12/04 11:59:26 code coverage: enabled 2019/12/04 11:59:26 comparison tracing: enabled 2019/12/04 11:59:26 extra coverage: extra coverage is not supported by the kernel 2019/12/04 11:59:26 setuid sandbox: enabled 2019/12/04 11:59:26 namespace sandbox: enabled 2019/12/04 11:59:26 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 11:59:26 fault injection: enabled 2019/12/04 11:59:26 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 11:59:26 net packet injection: enabled 2019/12/04 11:59:26 net device setup: enabled 2019/12/04 11:59:26 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 11:59:26 devlink PCI setup: PCI device 0000:00:10.0 is not available 11:59:27 executing program 0: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x0, 0x0) ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000140)={{}, 'syz1\x00'}) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) ioctl$UI_ABS_SETUP(r0, 0x401c5504, 0x0) 11:59:27 executing program 1: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000b40)='oom_adj\x00') r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = syz_open_procfs(0x0, &(0x7f00000001c0)='oom_score_adj\x00\x9f\xc5r\x0e8J\xdb@\xf8\xbfj1\xe8\xce\x88\x02^\xb2\xf4hTR2\xf1\x89\x1e~m\x19\xc9lG^l\x13c7\xf7$\x7f?9>b\xe8/<\xdbj>:\xd9\x10\x04r\x18\x15\xdc)\x10I<\xd0:\x0f\x18\xec\x00\xc2w\x8a0C\xf8\xa9\xeaa\x16\x8c\xe6C\xf5\xcb\xdc\x1c\xea`\x9c\xe1\x8e\xdd\x8e\xaa\x1f\xf4\xaf\xa3Z\xbf\x17M\x1a\xff\xb1\x8dP]<\x9e\xe1B[y\xe6\xae\xe9I\xdb)\x9b\xcb\xa3Wlt\xe9\xa9\xfc\xf8\xde\xf0]\n\xa5S\x16\x1dh\x88\xc5\xea\xcf\xca5\xd2.\x93\xfd\t\x90#hq\r\x9b;\x83\xdd\x0fs\x80\x12\xc6\x8e~\xd4\xef\xc7:\xee4cu\xb2\x03\xd5\xd5)\xc9\xf1/\xea\x95_\'\xfb\xb9\xa94\xca\x9e\xf3\xfb\xc9\xd6~\xd5\xb7}B\xe5.\x86\xbf\xbb#\xb9\xf7N\xb3\xfe?x\xccX^\x16bz\"\x8a\xa45\x10t\xbb\xb7\xca\xa7\xcc\xde_\xdc\xab\xf2\xb8\xc7\xb3\xd3&$\xbb4\x81\t\xbb\xe3\xbfB(ln\xbc\xe9E<6$\x8f)\xb0\x1a\xc9\xe3\x18\xa6\xd9zk\x94Z\xed\x96\xad\xe2\\\xcb,!\x13\rv)r\xf1\x00E\xcccgr\xbf\xd4uB\x9f\xa5\x8c8\xe4D\x0f\xd3Vtd\x89\xc8V\x14\x17=\xd9\xcf*\xc8\xc7\xb7\xcc\x182/Jm\x8c5\x93\x14\xfd\x02\'\xe3\xc9\x12~\xc3\x10\xb7\xc7\xae\xcfA\x823|\xfd\xba2\xbd\xc6-\xe0E_x\xc7i\x8dV\xd9\\_l\xfb\xd8xX.N\x9bd\x91\xd5\xc1\xa1\xbahL\x95wF\x13{\xfd\xc8T\x1f\xe1)h\a\xe8Wn]\xe4') sendfile(r3, r0, 0x0, 0x2) sendfile(r0, r3, &(0x7f0000000000), 0x7) [ 55.913586][ T8219] IPVS: ftp: loaded support on port[0] = 21 11:59:28 executing program 2: r0 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000980)=ANY=[@ANYBLOB="b702000003070000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d64050000000000650404000100000004040000f5067d60b7030000000000006a0a00fe18000000850000002b000000b70000000000000095000000000000000d7a28073a4102e4aeb54f36633e27c279341bf489903cfdb4c05e96e3046f04e77969be06340ee6af0d49910d063518598e7e290b39a6f2fc2a5e019bc6b45684f002cf57bf887e83fbb2215b8a34e6bdc4dc1af6d3c6958da4bddac602e0048bec11e874602f060000002af21b7552f0a0cc85ae281993bfa2139a3bb755c1f1abd1964007000000e27b2121a5f03dff9787dfd6e7608eb638e6fc4e0bc6bd5ff35928a5b5fa723028eb6ddd35ea79b92beeb52265a4b04ba50fd46a504116fb8ef84c2be021a6c9daf3f24ad7b965af8f522371c9a43c80ee6b397bea247e2d714090d43fe66bbf4f4ffe410bd701d035f867de2a20695033d91ee238c824e0b7a0aeffb9843947c3bc96e1f95c245168d2aeed2e00463d9c039bfdd58709e898c7ebad73fc48673c75c8b50db852621ad19c854622f7c7d79ec3ab4494353b458c718021f701442bbc6456bf0c9f6b822211eb1aa488fcaebb109382c7ab6db9b36ef24e466494e7b8549cc139a74b5aaaf261f35e8347eaabe01afe21d7b7a958e9cd04b5bfa5cf78dd2fa958dbb605cd1a99613369185b2bcfe0bf0e31c83fdcb254da7cd3958983d0798b455c8c5a5a8565d83d28437895929fa0896cf45eda77c4feae29d96568c487a74dd4f9e8465f09818c12dfc93fdb09a1d04a087d3bf219efab764d3cd676f101d3b6c9177c57340b245f15af472f1b837081969db2d58ceab0b432005a86e6c450ae4241c08a6469ac65af64737af961cc90132cd2ccb6d7adf63846af1554cfcaa4eb357142a5b525a18d9d88d42520c0903bc444dc0eec4d26e586eff7c432cd12be4c796f9ebe4481f971c52a8cc7b0edab7ae872c4832b61a54963185bb7cd1fb78ff9e194e17c65acd8d015443a21815bf56f08f1d2293ced278899a972056380b4f332d39737b149e16bb098c0ef5d362cde82509ead8932869d3d9b527c9e53c5c41f4d711c8b68a0a16c018ce2a24832cddb18bec414d78f886d1ebf7300384b13efefa03ad55fbaefc026eaa571d5deb4495ebd6fc7d457af008e74855562bbb4f255c5a6819ad2b607dad73277ce2756e0ccfdd7403d13938b4bae98b98b621c309b18df38a1cd779bf479096c09851c1f2e1765212094ffb97ebf972e48871f76b5e0cdfda81df28e5f721f8a63c0fbd8ac992d7535452f7af68f5ae22020afd0a6036d51cda98fef44b69139315832d49fef81198f15ebe3a7548ba46451d93da03b99becd85851e7157d7e23b28060fc4fa989796900a9d76008d537275a8fb1d419408248ddc98113e884991726bf05401000000a5e0f6bc373e438df8508198cb61a4640684d02f9f97cedee66f2098eaa9ee8dedc0003731c511efcf"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000004c0)={r1, 0x703, 0xe, 0x4d2f, &(0x7f0000000080)="1c04ff01de6da9725f90c5a06d0f9f2400844d0044a98db225a47ecb10b429441dec77009050d9560e58f2e162226d4fe467a890b6c4c556c6894acf3d4cd49c4dd5a2d05d6ce642e3abc0e0cb0a7de568fb3f30013c74eb73383ebaf4257042ec5277fa18a9b201882996c7b8de5080c75756094ac8e258ff1673c27fb2f2bffc290edbc5dec9e44b6fab8d5fcbd12ae8339b04701b316bd5eccc3961ce80", 0x0, 0xf0, 0x0, 0x0, 0xfffffffffffffe19}, 0x28) [ 56.041519][ T8221] IPVS: ftp: loaded support on port[0] = 21 [ 56.136310][ T8219] chnl_net:caif_netlink_parms(): no params data found [ 56.248965][ T8221] chnl_net:caif_netlink_parms(): no params data found [ 56.272780][ T8224] IPVS: ftp: loaded support on port[0] = 21 [ 56.317498][ T8219] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.339445][ T8219] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.347148][ T8219] device bridge_slave_0 entered promiscuous mode 11:59:28 executing program 3: r0 = syz_init_net_socket$llc(0x1a, 0x1, 0x0) setsockopt$sock_int(r0, 0x1, 0x3e, &(0x7f00000000c0)=0x7, 0x4) bind$llc(r0, &(0x7f0000000280)={0x1a, 0x0, 0x7}, 0x10) sendmmsg(r0, &(0x7f00000001c0), 0x400000000000150, 0x0) [ 56.378153][ T8219] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.388486][ T8219] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.396963][ T8219] device bridge_slave_1 entered promiscuous mode [ 56.416946][ T8221] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.427382][ T8221] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.435883][ T8221] device bridge_slave_0 entered promiscuous mode [ 56.471588][ T8221] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.478676][ T8221] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.488013][ T8221] device bridge_slave_1 entered promiscuous mode [ 56.499820][ T8219] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.537327][ T8219] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.566806][ T8219] team0: Port device team_slave_0 added [ 56.578171][ T8219] team0: Port device team_slave_1 added [ 56.586820][ T8221] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.623787][ T8221] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.666854][ T8224] chnl_net:caif_netlink_parms(): no params data found 11:59:28 executing program 4: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x401, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x2000000000000021, 0x2, 0x10000000000002) connect$rxrpc(r0, &(0x7f0000000040)=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @rand_addr="c130e7f2bdb160cf8231b0c59df4140a"}}, 0x24) sendmmsg(r0, &(0x7f0000005c00)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000001340)=ANY=[@ANYBLOB="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"], 0x18, 0x4800000000000000}}], 0x1, 0x0) sendmmsg(r0, &(0x7f0000005c00)=[{{0x0, 0xfffffffffffffd95, 0x0, 0x0, &(0x7f0000000000)=[{0x18, 0x110, 0x1, "ec"}], 0x18}}], 0x1, 0x0) [ 56.744093][ T8219] device hsr_slave_0 entered promiscuous mode [ 56.849669][ T8219] device hsr_slave_1 entered promiscuous mode 11:59:29 executing program 5: 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$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @dev, 0x4}, 0x1c) setsockopt$inet6_udp_int(r0, 0x11, 0x67, &(0x7f0000000080)=0x1, 0x4) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x2, 0x4000000032, 0xffffffffffffffff, 0x0) sendmmsg(r0, &(0x7f0000000000), 0x24a, 0x0) [ 56.926507][ T8229] IPVS: ftp: loaded support on port[0] = 21 [ 56.958147][ T8221] team0: Port device team_slave_0 added [ 56.974507][ T8231] IPVS: ftp: loaded support on port[0] = 21 [ 57.011704][ T8221] team0: Port device team_slave_1 added [ 57.067561][ T8224] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.074951][ T8224] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.083629][ T8224] device bridge_slave_0 entered promiscuous mode [ 57.095214][ T8224] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.102444][ T8224] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.110395][ T8224] device bridge_slave_1 entered promiscuous mode [ 57.127542][ T8219] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.183346][ T8219] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.291096][ T8221] device hsr_slave_0 entered promiscuous mode [ 57.339714][ T8221] device hsr_slave_1 entered promiscuous mode [ 57.409441][ T8221] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.423506][ T8224] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.434336][ T8224] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.448807][ T8219] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.501576][ T8219] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.510344][ T8233] IPVS: ftp: loaded support on port[0] = 21 [ 57.585335][ T8224] team0: Port device team_slave_0 added [ 57.611132][ T8224] team0: Port device team_slave_1 added [ 57.631724][ T8221] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.664037][ T8221] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.713720][ T8221] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.782042][ T8221] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.892131][ T8224] device hsr_slave_0 entered promiscuous mode [ 57.929696][ T8224] device hsr_slave_1 entered promiscuous mode [ 57.979395][ T8224] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.036642][ T8229] chnl_net:caif_netlink_parms(): no params data found [ 58.130595][ T8231] chnl_net:caif_netlink_parms(): no params data found [ 58.155653][ T8229] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.165842][ T8229] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.173904][ T8229] device bridge_slave_0 entered promiscuous mode [ 58.201477][ T8224] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.241495][ T8229] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.248626][ T8229] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.256659][ T8229] device bridge_slave_1 entered promiscuous mode [ 58.278107][ T8224] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.383292][ T8219] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.393869][ T8224] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.452451][ T8229] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.467084][ T8229] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.478818][ T8233] chnl_net:caif_netlink_parms(): no params data found [ 58.497251][ T8224] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.547749][ T8231] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.555329][ T8231] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.563777][ T8231] device bridge_slave_0 entered promiscuous mode [ 58.573768][ T8231] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.581629][ T8231] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.590083][ T8231] device bridge_slave_1 entered promiscuous mode [ 58.642273][ T8231] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.654276][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.664533][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.674906][ T8233] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.682296][ T8233] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.690492][ T8233] device bridge_slave_0 entered promiscuous mode [ 58.698764][ T8233] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.705950][ T8233] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.713960][ T8233] device bridge_slave_1 entered promiscuous mode [ 58.724846][ T8229] team0: Port device team_slave_0 added [ 58.732583][ T8231] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.748179][ T8219] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.770558][ T8233] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.781477][ T8229] team0: Port device team_slave_1 added [ 58.791303][ T8233] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.818438][ T8231] team0: Port device team_slave_0 added [ 58.837062][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.845832][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.854907][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.862201][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.870866][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.880307][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.890382][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.897425][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.916491][ T8231] team0: Port device team_slave_1 added [ 58.992313][ T8229] device hsr_slave_0 entered promiscuous mode [ 59.039978][ T8229] device hsr_slave_1 entered promiscuous mode [ 59.079387][ T8229] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.089122][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.097535][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.108128][ T8233] team0: Port device team_slave_0 added [ 59.118836][ T8233] team0: Port device team_slave_1 added [ 59.193820][ T8231] device hsr_slave_0 entered promiscuous mode [ 59.249674][ T8231] device hsr_slave_1 entered promiscuous mode [ 59.319493][ T8231] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.336688][ T8234] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.345820][ T8234] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.355853][ T8234] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.364550][ T8234] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.403164][ T8233] device hsr_slave_0 entered promiscuous mode [ 59.469869][ T8233] device hsr_slave_1 entered promiscuous mode [ 59.529429][ T8233] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.550845][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.560941][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.572859][ T8221] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.628521][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.645850][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.658614][ T8229] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.701371][ T8233] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 59.741259][ T8231] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 59.788158][ T8221] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.796667][ T8219] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.810174][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.817959][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.832180][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.842178][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.850292][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.858100][ T8229] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.901697][ T8233] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 59.930840][ T8233] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 59.981923][ T8231] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.022028][ T8231] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 60.072337][ T8229] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.114631][ T8229] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.171580][ T8233] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 60.232632][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.241851][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.250925][ T8225] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.258100][ T8225] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.266123][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.274916][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.283550][ T8225] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.290724][ T8225] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.298350][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.307187][ T8231] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 60.384911][ T8224] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.392610][ T8239] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.401463][ T8239] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.409544][ T8239] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.421938][ T8219] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.436783][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.446514][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.455755][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.494969][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.503724][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.513078][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.538195][ T8221] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.550259][ T8221] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.570799][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.579196][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.592450][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.601739][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.610214][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.617902][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.626521][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.637790][ T8224] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.659566][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.668747][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.722432][ T8221] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.771253][ T8243] input: syz1 as /devices/virtual/input/input5 [ 165.749274][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 165.756406][ C1] rcu: 1-...!: (10499 ticks this GP) idle=d7e/1/0x4000000000000002 softirq=10563/10563 fqs=3 [ 165.767006][ C1] (t=10501 jiffies g=6417 q=174) [ 165.772864][ C1] rcu: rcu_preempt kthread starved for 10496 jiffies! g6417 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 165.783959][ C1] rcu: RCU grace-period kthread stack dump: [ 165.789842][ C1] rcu_preempt R running task 29104 10 2 0x80004000 [ 165.797757][ C1] Call Trace: [ 165.801070][ C1] __schedule+0x9a0/0xcc0 [ 165.805562][ C1] schedule+0x181/0x210 [ 165.809714][ C1] schedule_timeout+0x14f/0x240 [ 165.814614][ C1] ? run_local_timers+0x120/0x120 [ 165.819659][ C1] rcu_gp_kthread+0xed8/0x1770 [ 165.824465][ C1] kthread+0x332/0x350 [ 165.829903][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 165.835392][ C1] ? kthread_blkcg+0xe0/0xe0 [ 165.839981][ C1] ret_from_fork+0x24/0x30 [ 165.844580][ C1] NMI backtrace for cpu 1 [ 165.848997][ C1] CPU: 1 PID: 8224 Comm: syz-executor.2 Not tainted 5.4.0-syzkaller #0 [ 165.857922][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.868410][ C1] Call Trace: [ 165.871774][ C1] [ 165.875055][ C1] dump_stack+0x1fb/0x318 [ 165.879667][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 165.884701][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 165.890874][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 165.896975][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 165.902962][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 165.908972][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 165.914211][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 165.919754][ C1] ? trace_hardirqs_off+0x74/0x80 [ 165.925137][ C1] update_process_times+0x12d/0x180 [ 165.930347][ C1] tick_sched_timer+0x263/0x420 [ 165.935276][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 165.940839][ C1] __hrtimer_run_queues+0x403/0x840 [ 165.946235][ C1] hrtimer_interrupt+0x38c/0xda0 [ 165.951278][ C1] ? debug_smp_processor_id+0x9/0x20 [ 165.956608][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 165.962375][ C1] apic_timer_interrupt+0xf/0x20 [ 165.967429][ C1] [ 165.970376][ C1] RIP: 0010:mod_memcg_page_state+0xb/0x190 [ 165.976271][ C1] Code: 8b 26 2e 00 eb 05 e8 84 26 2e 00 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 54 53 <41> 89 f6 48 89 fb e8 5a 26 2e 00 48 83 c3 38 48 89 d8 48 c1 e8 03 [ 165.996249][ C1] RSP: 0018:ffffc900021f7a88 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.004845][ C1] RAX: 1ffff11013596711 RBX: ffff88809acb3888 RCX: 0000000000000000 [ 166.013310][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea000279c440 [ 166.022201][ C1] RBP: ffffc900021f7aa8 R08: 000000000003a728 R09: fffffbfff120248a [ 166.030358][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff88809acb3920 [ 166.038507][ C1] R13: dffffc0000000000 R14: 1ffff11013596724 R15: ffff888098837428 [ 166.046595][ C1] free_thread_stack+0x168/0x590 [ 166.051858][ C1] put_task_stack+0xa3/0x130 [ 166.056621][ C1] finish_task_switch+0x3f1/0x550 [ 166.061660][ C1] __schedule+0x9a8/0xcc0 [ 166.066081][ C1] preempt_schedule_irq+0xc1/0x140 [ 166.071291][ C1] retint_kernel+0x1b/0x2b [ 166.075966][ C1] RIP: 0010:lock_acquire+0x1b2/0x250 [ 166.081329][ C1] Code: c1 e8 03 42 80 3c 30 00 74 0c 48 c7 c7 28 95 0a 89 e8 42 7c 56 00 48 83 3d 62 02 af 07 00 0f 84 9c 00 00 00 48 8b 7d c0 57 9d <0f> 1f 44 00 00 48 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d c3 44 89 [ 166.101272][ C1] RSP: 0018:ffffc900021f7d08 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 166.109675][ C1] RAX: 1ffffffff12152a5 RBX: 0000000000000000 RCX: ffffffff815c69d2 [ 166.119667][ C1] RDX: dffffc0000000000 RSI: 0000000000000008 RDI: 0000000000000286 [ 166.127826][ C1] RBP: ffffc900021f7d60 R08: dffffc0000000000 R09: fffffbfff13ca11f [ 166.135791][ C1] R10: fffffbfff13ca11f R11: 0000000000000000 R12: 0000000000000001 [ 166.143857][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff890fdff0 [ 166.151926][ C1] ? validate_chain+0x92/0x7bc0 [ 166.156786][ C1] __fs_reclaim_acquire+0x24/0x30 [ 166.161820][ C1] ? __fs_reclaim_acquire+0x4/0x30 [ 166.167030][ C1] fs_reclaim_acquire+0x5f/0xd0 [ 166.172048][ C1] ? sock_alloc_inode+0x1b/0xc0 [ 166.176888][ C1] kmem_cache_alloc+0x2a/0x2e0 [ 166.181736][ C1] ? sockfs_init_fs_context+0xb0/0xb0 [ 166.187119][ C1] sock_alloc_inode+0x1b/0xc0 [ 166.191796][ C1] ? sockfs_init_fs_context+0xb0/0xb0 [ 166.197160][ C1] new_inode_pseudo+0x68/0x240 [ 166.201919][ C1] __sock_create+0x12d/0x910 [ 166.206522][ C1] __sys_socket+0xe7/0x2e0 [ 166.211107][ C1] __x64_sys_socket+0x7a/0x90 [ 166.215786][ C1] do_syscall_64+0xf7/0x1c0 [ 166.220283][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.226263][ C1] RIP: 0033:0x45d1c7 [ 166.230154][ C1] Code: 00 00 00 49 89 ca b8 36 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4a 8b fb ff c3 66 0f 1f 84 00 00 00 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2d 8b fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 166.249956][ C1] RSP: 002b:00007fff3e9a5308 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 166.258447][ C1] RAX: ffffffffffffffda RBX: 0000000000a72200 RCX: 000000000045d1c7 [ 166.266428][ C1] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 166.274651][ C1] RBP: 00000000004bfbe7 R08: 0000000000000000 R09: 00007fff3e9a5448 [ 166.282697][ C1] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000004bfbe7 [ 166.290675][ C1] R13: 0000000000000000 R14: 0000000000000003 R15: 00007fff3e9a5448