Warning: Permanently added '10.128.0.37' (ECDSA) to the list of known hosts. 2021/03/31 06:41:19 fuzzer started 2021/03/31 06:41:20 dialing manager at 10.128.0.163:37249 2021/03/31 06:41:22 syscalls: 3557 2021/03/31 06:41:22 code coverage: enabled 2021/03/31 06:41:22 comparison tracing: enabled 2021/03/31 06:41:22 extra coverage: enabled 2021/03/31 06:41:22 setuid sandbox: enabled 2021/03/31 06:41:22 namespace sandbox: enabled 2021/03/31 06:41:22 Android sandbox: /sys/fs/selinux/policy does not exist 2021/03/31 06:41:22 fault injection: enabled 2021/03/31 06:41:22 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2021/03/31 06:41:22 net packet injection: enabled 2021/03/31 06:41:22 net device setup: enabled 2021/03/31 06:41:22 concurrency sanitizer: enabled 2021/03/31 06:41:22 devlink PCI setup: PCI device 0000:00:10.0 is not available 2021/03/31 06:41:22 USB emulation: enabled 2021/03/31 06:41:22 hci packet injection: enabled 2021/03/31 06:41:22 wifi device emulation: enabled 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KCSAN: data-race in complete_signal / futex_wait_queue_me [ 56.339060][ T8353] [ 56.341395][ T8353] write to 0xffff888105eb202c of 4 bytes by task 8356 on cpu 0: [ 56.349009][ T8353] futex_wait_queue_me+0x186/0x250 [ 56.354120][ T8353] futex_wait+0x145/0x400 [ 56.358446][ T8353] do_futex+0x1062/0x1cd0 [ 56.362795][ T8353] __se_sys_futex+0x2a8/0x390 [ 56.367472][ T8353] __x64_sys_futex+0x74/0x80 2021/03/31 06:41:44 fetching corpus: 14888, signal 389401/441891 (executing program) [ 56.372066][ T8353] do_syscall_64+0x39/0x80 [ 56.376484][ T8353] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 56.382380][ T8353] [ 56.384714][ T8353] read to 0xffff888105eb202c of 4 bytes by task 8353 on cpu 1: [ 56.392241][ T8353] complete_signal+0x7c/0x600 [ 56.396972][ T8353] __send_signal+0x680/0x790 [ 56.401564][ T8353] send_signal+0x398/0x3e0 [ 56.405999][ T8353] do_send_sig_info+0x9b/0xe0 [ 56.410692][ T8353] do_send_specific+0xc7/0x100 [ 56.415519][ T8353] __x64_sys_tgkill+0x108/0x140 2021/03/31 06:41:44 fetching corpus: 14937, signal 389791/441891 (executing program) [ 56.420722][ T8353] do_syscall_64+0x39/0x80 [ 56.425166][ T8353] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 56.425202][ T8353] [ 56.425206][ T8353] Reported by Kernel Concurrency Sanitizer on: [ 56.425212][ T8353] CPU: 1 PID: 8353 Comm: syz-fuzzer Not tainted 5.12.0-rc5-syzkaller #0 [ 56.425232][ T8353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.425242][ T8353] ================================================================== 2021/03/31 06:41:44 fetching corpus: 14987, signal 390242/441891 (executing program) 2021/03/31 06:41:44 fetching corpus: 15037, signal 390547/441891 (executing program) 2021/03/31 06:41:44 fetching corpus: 15087, signal 391561/441891 (executing program) 2021/03/31 06:41:45 fetching corpus: 15137, signal 392151/441891 (executing program) 2021/03/31 06:41:45 fetching corpus: 15187, signal 392390/441895 (executing program) 2021/03/31 06:41:45 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fetching corpus: 19925, signal 438646/442321 (executing program) 2021/03/31 06:41:51 fetching corpus: 19974, signal 439189/442321 (executing program) 2021/03/31 06:41:51 fetching corpus: 19990, signal 439306/442321 (executing program) 2021/03/31 06:41:51 fetching corpus: 19990, signal 439306/442321 (executing program) 2021/03/31 06:41:53 starting 6 fuzzer processes [ 64.824931][ T3239] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.824986][ T3239] ieee802154 phy1 wpan1: encryption failed: -22 06:41:53 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000380)=ANY=[@ANYBLOB="3c00000010008506000000000000ff0100000000", @ANYRES32=r3, @ANYBLOB="01000000000000001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f00000003c0)=ANY=[@ANYBLOB="5000000010001fff00"/20, @ANYRES32=0x0, @ANYBLOB="000000000000000028001280090001007665746800000000180002801400010000000000", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\b\x00\n\x00', @ANYRES32=r3], 0x50}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000440)=0x52) r6 = socket$nl_route(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0, 0x3d2}}, 0x0) getsockname$packet(r7, &(0x7f0000000080)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f0000000740)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32=r8, @ANYBLOB="0100000000000000140012800b000100627269646765"], 0x34}}, 0x0) sendmsg$nl_route(r4, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000300)=@newlink={0x4c, 0x10, 0x401, 0x70bd26, 0x0, {0x0, 0x0, 0x0, 0x0, 0x140}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}]}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x95}}, 0x0) 06:41:53 executing program 1: syz_usbip_server_init(0x3cd3b5f28a0994c6) 06:41:53 executing program 2: r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2800004, 0x12, r1, 0x0) preadv(r0, &(0x7f0000000280)=[{0x0}], 0x1, 0x0, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) r3 = dup(r2) sendmsg$NL80211_CMD_STOP_SCHED_SCAN(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)={0x14, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @void}}}, 0x14}}, 0x4004890) 06:41:53 executing program 3: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000040)) bind$inet(r1, &(0x7f0000000280)={0x2, 0x4e23, @multicast1}, 0x10) sendto$inet(r1, 0x0, 0x0, 0x220007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) recvmmsg(r1, &(0x7f0000002b40)=[{{0x0, 0x427f0100, &(0x7f0000000180)=[{0x0}, {0x0}, {&(0x7f0000002940)=""/74, 0x4a}], 0x3}}, {{0x0, 0xae079, &(0x7f0000000480)=[{0x0}, {0x0}, {&(0x7f0000000840)=""/4096, 0x1000}, {0x0}, {&(0x7f0000002840)=""/113, 0x71}], 0x5}}], 0x50d, 0x0, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1, 0xdb}, 0x8040, 0x0, 0x9fe2, 0x5}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x9) sendto$inet(r1, &(0x7f00000006c0)="0c268a927f1f6588b967480a41ba7860f46ef65ac618ded8974895abeaf4b4834ef922b3f1e0b02bd67aa03059bcecc7a95c25a3a07e758044ab4ea6f7ae55d88fecfa0b1a7511bf746bec66", 0x4c, 0x11, 0x0, 0x0) open(&(0x7f0000000000)='./file0\x00', 0x145402, 0x40) 06:41:53 executing program 4: r0 = socket$inet6_mptcp(0xa, 0x1, 0x106) setsockopt$inet6_IPV6_RTHDR(r0, 0x29, 0x1a, 0x0, 0x0) 06:41:54 executing program 5: r0 = openat(0xffffffffffffffff, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000040)='nl80211\x00', 0xffffffffffffffff) sendmsg$NL80211_CMD_RELOAD_REGDB(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) r3 = openat(0xffffffffffffffff, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 66.135468][ T8381] IPVS: ftp: loaded support on port[0] = 21 [ 66.205233][ T8381] chnl_net:caif_netlink_parms(): no params data found [ 66.239779][ T8381] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.247922][ T8381] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.257101][ T8381] device bridge_slave_0 entered promiscuous mode [ 66.280164][ T8383] IPVS: ftp: loaded support on port[0] = 21 [ 66.288481][ T8381] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.299543][ T8381] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.309173][ T8381] device bridge_slave_1 entered promiscuous mode [ 66.340243][ T8381] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link