last executing test programs: 2m6.619290322s ago: executing program 0 (id=166): r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000002c0), r0) sendmsg$NLBL_CIPSOV4_C_ADD(r0, &(0x7f00000001c0)={0x0, 0x6, &(0x7f0000000080)={&(0x7f0000000300)={0x108, r1, 0x1, 0x0, 0x0, {}, [@NLBL_CIPSOV4_A_DOI={0x8}, @NLBL_CIPSOV4_A_TAGLST={0x14, 0x4, 0x0, 0x1, [{0x5}, {0x5}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_MLSLVLLST={0xd0, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8}]}, {0x3c}, {0xc, 0x5, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8}]}]}]}, 0x108}}, 0x0) 1m54.647016271s ago: executing program 1 (id=167): r0 = socket$inet_mptcp(0x2, 0x1, 0x106) bind$inet(r0, 0x0, 0x0) setsockopt$sock_int(r0, 0x1, 0x24, &(0x7f0000000100), 0x4) 1m50.719135802s ago: executing program 0 (id=168): r0 = socket(0x10, 0x3, 0x0) write(r0, &(0x7f0000000100)="1400000052004f7fb3e45f2024d2f1c9fb470000", 0x14) recvmmsg(r0, &(0x7f0000005c80), 0x1b, 0x10122, 0x0) 1m41.467945294s ago: executing program 1 (id=169): pipe2$watch_queue(&(0x7f0000000540)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) ioctl$IOC_WATCH_QUEUE_SET_FILTER(r0, 0x5761, &(0x7f0000000040)=ANY=[]) 1m32.493088633s ago: executing program 0 (id=170): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f000000c2c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000003c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000002c0)={{0x14}, [@NFT_MSG_NEWRULE={0x4c, 0x6, 0xa, 0x409, 0x0, 0x0, {0x2}, [@NFTA_RULE_EXPRESSIONS={0x20, 0x4, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, @objref={{0xb}, @val={0xc, 0x2, 0x0, 0x1, [@NFTA_OBJREF_SET_SREG={0x8}]}}}]}, @NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz2\x00'}]}], {0x14}}, 0x74}}, 0x0) 1m31.471282162s ago: executing program 1 (id=171): socketpair$unix(0x1, 0x0, 0x0, 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/power/pm_test', 0x141a82, 0x0) sendfile(r0, r0, &(0x7f0000000000)=0x1, 0x4) 1m22.339009274s ago: executing program 0 (id=172): r0 = socket$inet6(0xa, 0x80002, 0x88) setsockopt$inet6_udp_int(r0, 0x11, 0xa, &(0x7f0000000480)=0x805, 0x4) sendmmsg$inet(r0, &(0x7f0000000b00)=[{{&(0x7f0000000100)={0x2, 0x4e20, @local}, 0x10, 0x0}}], 0x1, 0x0) 1m21.870922695s ago: executing program 1 (id=173): r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000180), r0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000ec0)={0x108, r1, 0xe701ac47a3d23ecd, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_DOMAIN={0xce, 0x1, 'C\xec\xf8\xa0w\x15|\xd8\xbcs\xe1\xb93\x14\xcd\xcb\xb6\xb9\xbb\x84\xe5\xbc\xdb\x7f\x9a\xf2\xea\xcc\x91:v@\xe83-\x1d\xaagQl\x7f\tKt\fc\x1f\x17]\xd5\xd0\xf0\xa8\xeb\xd2g\x92\x04\x00\x00\x00od\xe6,\xd3@I\x17\xf3\xbees0\xad\xc6\xbf/*\xb6(o\x91t\x12\x93U6\xf4@n\xdc\xdc\x8a7y\x81FY\xbe\xbbc\xd2\xc3\x01\xa5\xe2V\x8c\xb3im~\xd2V\xdaG\xbdbF\xc8n\x86\xac\x9c\xfb\xda\xe2&\"\xb4:\x13\xe9\tc\x85\xb4\xcb\x17\xbfm\x846\xe7\x7fp\x9eCdb\xad;\xa2\x8fs\xbf6\xe8\xe3Xg3&\xe2 \xd6\n\x9d=~<\x93/\xaf\x89\x06+\x96]\xb5+\xee\xff8^D*\xdb\xb8\xd8t\x80\xd4\x8fK=E0\xe8R\x83'}, @NLBL_MGMT_A_IPV4MASK={0x8}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x7, @empty}]}, 0x108}}, 0x0) 1m8.854276504s ago: executing program 0 (id=174): bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x1b, 0x0, &(0x7f0000000100)="b90000000044268cb89e14f086dd65e0ffff01000600631177fbac", 0x0, 0xfe, 0x60000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x700}, 0x50) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0xa, 0x1, 0x3f, 0x3c, 0x42, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)="7123069bf516a810795ef87b649c0472f8f6d2148dcf195768fc1bd21634595a15634c6644a2a1b31a93af205a1e4d65b950ad49070000000000000000005f3f6c196be3025c91a9eeafe9854fd2135010a088136dd6cdd83f", &(0x7f0000000080), 0x101, r0}, 0x38) 1m7.505240792s ago: executing program 1 (id=175): r0 = syz_io_uring_setup(0x44f, &(0x7f0000000140)={0x0, 0x0, 0x10100}, &(0x7f0000000000)=0x0, &(0x7f0000000080)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000240)=@IORING_OP_RENAMEAT={0x23, 0x0, 0x0, 0xffffffffffffffff, 0x0, &(0x7f0000000200)='./file0\x00'}) io_uring_enter(r0, 0x42d3e, 0x0, 0x0, 0x0, 0x0) 55.18748158s ago: executing program 0 (id=176): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$wireguard(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r0, &(0x7f0000000ec0)={0x0, 0x0, &(0x7f0000000e80)={&(0x7f0000002400)={0xbc, r1, 0x1, 0x0, 0x0, {}, [@WGDEVICE_A_IFNAME={0x14, 0x2, 'wg0\x00'}, @WGDEVICE_A_PEERS={0x70, 0x8, 0x0, 0x1, [{0x68, 0x0, 0x0, 0x1, [@WGPEER_A_ALLOWEDIPS={0x2c, 0x9, 0x0, 0x1, [{0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_PUBLIC_KEY={0x24, 0x1, @neg}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @loopback}}]}, {0x4}]}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @c}]}, 0xbc}, 0x1, 0x0, 0x0, 0x40004}, 0x40000) 48.023447903s ago: executing program 1 (id=177): r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000180)={0x80000000, 0xa20}, 0x1fe) write(r0, &(0x7f0000000200)="240000001a005f0400f9f407000904018020200000000000000000000800020000000000", 0x24) 7.468587201s ago: executing program 32 (id=176): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$wireguard(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r0, &(0x7f0000000ec0)={0x0, 0x0, &(0x7f0000000e80)={&(0x7f0000002400)={0xbc, r1, 0x1, 0x0, 0x0, {}, [@WGDEVICE_A_IFNAME={0x14, 0x2, 'wg0\x00'}, @WGDEVICE_A_PEERS={0x70, 0x8, 0x0, 0x1, [{0x68, 0x0, 0x0, 0x1, [@WGPEER_A_ALLOWEDIPS={0x2c, 0x9, 0x0, 0x1, [{0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_PUBLIC_KEY={0x24, 0x1, @neg}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @loopback}}]}, {0x4}]}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @c}]}, 0xbc}, 0x1, 0x0, 0x0, 0x40004}, 0x40000) 0s ago: executing program 33 (id=177): r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000180)={0x80000000, 0xa20}, 0x1fe) write(r0, &(0x7f0000000200)="240000001a005f0400f9f407000904018020200000000000000000000800020000000000", 0x24) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:5568' (ED25519) to the list of known hosts. syzkaller login: [ 353.747770][ T3167] cgroup: Unknown subsys name 'net' [ 354.435981][ T3167] cgroup: Unknown subsys name 'cpuset' [ 354.558209][ T3167] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 409.088339][ T3167] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 529.979632][ T3173] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 530.071503][ T3173] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 531.241177][ T3175] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 531.859422][ T3175] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 542.258209][ T3173] hsr_slave_0: entered promiscuous mode [ 542.364783][ T3173] hsr_slave_1: entered promiscuous mode [ 544.737063][ T3175] hsr_slave_0: entered promiscuous mode [ 544.855733][ T3175] hsr_slave_1: entered promiscuous mode [ 544.874936][ T3175] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 544.878539][ T3175] Cannot create hsr debugfs directory [ 551.414943][ T3173] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 551.598937][ T3173] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 551.698298][ T3173] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 551.945085][ T3173] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 553.195315][ T3175] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 553.388271][ T3175] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 553.648819][ T3175] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 553.813518][ T3175] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 561.466128][ T3173] 8021q: adding VLAN 0 to HW filter on device bond0 [ 564.768315][ T3175] 8021q: adding VLAN 0 to HW filter on device bond0 [ 607.716482][ T3173] veth0_vlan: entered promiscuous mode [ 608.366978][ T3173] veth1_vlan: entered promiscuous mode [ 610.254221][ T3173] veth0_macvtap: entered promiscuous mode [ 610.526213][ T3173] veth1_macvtap: entered promiscuous mode [ 612.277455][ T3173] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 612.281494][ T3173] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 612.283637][ T3173] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 612.285509][ T3173] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 614.117148][ T3175] veth0_vlan: entered promiscuous mode [ 615.145596][ T3175] veth1_vlan: entered promiscuous mode [ 616.756873][ T3175] veth0_macvtap: entered promiscuous mode [ 616.924329][ T3175] veth1_macvtap: entered promiscuous mode [ 617.196548][ T3173] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 618.995838][ T3175] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 618.997535][ T3175] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 618.998921][ T3175] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 619.007662][ T3175] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 629.817490][ T3885] netlink: 20 bytes leftover after parsing attributes in process `syz.0.3'. [ 701.929773][ T3939] process 'syz.1.27' launched './file2' with NULL argv: empty string added [ 737.643588][ T3975] netlink: 44 bytes leftover after parsing attributes in process `syz.1.43'. [ 737.648404][ T3975] netlink: 43 bytes leftover after parsing attributes in process `syz.1.43'. [ 737.705409][ T3975] netlink: 'syz.1.43': attribute type 5 has an invalid length. [ 737.708328][ T3975] netlink: 43 bytes leftover after parsing attributes in process `syz.1.43'. [ 761.502215][ T4002] netlink: 232 bytes leftover after parsing attributes in process `syz.0.56'. [ 801.373464][ T35] audit: type=1326 audit(800.290:2): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4057 comm="syz.0.78" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 801.388726][ T35] audit: type=1326 audit(800.350:3): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4057 comm="syz.0.78" exe="/syz-executor" sig=0 arch=c00000f3 syscall=277 compat=0 ip=0xdb906 code=0x7ffc0000 [ 801.436337][ T35] audit: type=1326 audit(800.400:4): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4057 comm="syz.0.78" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 801.477779][ T35] audit: type=1326 audit(800.430:5): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4057 comm="syz.0.78" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 801.626475][ T35] audit: type=1326 audit(800.580:6): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4057 comm="syz.0.78" exe="/syz-executor" sig=0 arch=c00000f3 syscall=436 compat=0 ip=0xdb906 code=0x7ffc0000 [ 801.630975][ T35] audit: type=1326 audit(800.590:7): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4057 comm="syz.0.78" exe="/syz-executor" sig=0 arch=c00000f3 syscall=94 compat=0 ip=0xdb906 code=0x7ffc0000 [ 844.081931][ T4093] mmap: syz.0.94 (4093) uses deprecated remap_file_pages() syscall. See Documentation/mm/remap_file_pages.rst. [ 882.916583][ T4120] netlink: 12 bytes leftover after parsing attributes in process `syz.1.104'. [ 888.845277][ T4124] netlink: 16 bytes leftover after parsing attributes in process `syz.0.108'. [ 904.668006][ T4133] hid-generic 0000:0000:0000.0001: unknown main item tag 0x0 [ 904.895117][ T4133] hid-generic 0000:0000:0000.0001: hidraw0: HID v0.00 Device [syz0] on syz0 [ 907.424536][ T4144] netlink: 8 bytes leftover after parsing attributes in process `syz.1.112'. [ 920.427794][ T4160] netlink: 12 bytes leftover after parsing attributes in process `syz.1.119'. [ 927.814525][ T4168] capability: warning: `syz.1.123' uses 32-bit capabilities (legacy support in use) [ 953.096789][ T3829] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 953.505689][ T3829] usb 2-1: New USB device found, idVendor=17e9, idProduct=8b4e, bcdDevice=9c.08 [ 953.508690][ T3829] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 953.724383][ T3829] usb 2-1: config 0 descriptor?? [ 955.253453][ T3829] udl 2-1:0.0: [drm] Unrecognized vendor firmware descriptor [ 956.131537][ T3829] [drm] Initialized udl 0.0.1 for 2-1:0.0 on minor 2 [ 956.133741][ T3829] [drm] Initialized udl on minor 2 [ 956.398878][ T3829] udl 2-1:0.0: [drm] *ERROR* Read EDID byte 0 failed err ffffffb9 [ 956.452429][ T3829] udl 2-1:0.0: [drm] Cannot find any crtc or sizes [ 956.743265][ T3829] usb 2-1: USB disconnect, device number 2 [ 957.229664][ T827] udl 2-1:0.0: [drm] Cannot find any crtc or sizes [ 984.754463][ T4227] netlink: 'syz.1.140': attribute type 1 has an invalid length. [ 1019.187557][ T35] audit: type=1800 audit(1018.140:8): pid=4268 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed comm="syz.1.160" name="SYSV00000000" dev="tmpfs" ino=0 res=0 errno=0 [ 1046.675584][ T4283] netlink: 56 bytes leftover after parsing attributes in process `syz.0.166'. [ 1046.679137][ T4283] netlink: 'syz.0.166': attribute type 5 has an invalid length. [ 1086.533245][ T4302] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 1561.185612][ T38] INFO: task syz.0.176:4312 blocked for more than 430 seconds. [ 1561.241811][ T38] Not tainted 6.16.0-rc1-syzkaller-g306e57988197 #0 [ 1561.244121][ T38] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1561.245984][ T38] task:syz.0.176 state:D stack:0 pid:4312 tgid:4311 ppid:3173 task_flags:0x400140 flags:0x0000000c SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 1561.249433][ T38] Call Trace: [ 1561.333229][ T38] [] __schedule+0x1022/0x4094 [ 1561.337019][ T38] [] schedule+0xc4/0x35e [ 1561.338916][ T38] [] schedule_timeout+0x1c6/0x2ae [ 1561.405580][ T38] [] __wait_for_common+0x1d2/0x3e8 [ 1561.408022][ T38] [] wait_for_completion+0x1a/0x22 [ 1561.444579][ T38] [] __flush_workqueue+0x34c/0xfca [ 1561.447066][ T38] [] peer_remove_after_dead+0xb2/0x310 [ 1561.448954][ T38] [] wg_peer_remove+0x80/0xf8 [ 1561.488262][ T38] [] wg_set_device+0x1084/0x12d0 [ 1561.521764][ T38] [] genl_family_rcv_msg_doit+0x206/0x2e6 [ 1561.524045][ T38] [] genl_rcv_msg+0x514/0x78e [ 1561.525746][ T38] [] netlink_rcv_skb+0x206/0x3be [ 1561.527524][ T38] [] genl_rcv+0x36/0x4c [ 1561.529174][ T38] [] netlink_unicast+0x4f0/0x82c [ 1561.574201][ T38] [] netlink_sendmsg+0x85e/0xdd6 [ 1561.576523][ T38] [] __sock_sendmsg+0xcc/0x160 [ 1561.578331][ T38] [] ____sys_sendmsg+0x63e/0x79c [ 1561.603826][ T38] [] ___sys_sendmsg+0x144/0x1e6 [ 1561.605881][ T38] [] __sys_sendmsg+0x188/0x246 [ 1561.607481][ T38] [] __riscv_sys_sendmsg+0x70/0xa2 [ 1561.609005][ T38] [] syscall_handler+0x94/0x118 [ 1561.635930][ T38] [] do_trap_ecall_u+0x396/0x530 [ 1561.637837][ T38] [] handle_exception+0x146/0x152 [ 1561.701610][ T38] INFO: task syz.1.177:4314 blocked for more than 430 seconds. [ 1561.703520][ T38] Not tainted 6.16.0-rc1-syzkaller-g306e57988197 #0 [ 1561.705053][ T38] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1561.706609][ T38] task:syz.1.177 state:D stack:0 pid:4314 tgid:4313 ppid:3175 task_flags:0x400040 flags:0x00000008 [ 1561.709073][ T38] Call Trace: [ 1561.771757][ T38] [] __schedule+0x1022/0x4094 [ 1561.774020][ T38] [] schedule+0xc4/0x35e [ 1561.775826][ T38] [] schedule_preempt_disabled+0x16/0x28 [ 1561.777727][ T38] [] __mutex_lock+0x9be/0x1292 [ 1561.779583][ T38] [] mutex_lock_nested+0x14/0x1c [ 1561.822704][ T38] [] rtnetlink_rcv_msg+0x3e2/0xdbe [ 1561.824656][ T38] [] netlink_rcv_skb+0x206/0x3be [ 1561.826447][ T38] [] rtnetlink_rcv+0x26/0x30 [ 1561.828151][ T38] [] netlink_unicast+0x4f0/0x82c [ 1561.912824][ T38] [] netlink_sendmsg+0x85e/0xdd6 [ 1561.915096][ T38] [] __sock_sendmsg+0xcc/0x160 [ 1561.917432][ T38] [] sock_write_iter+0x2a0/0x3ba [ 1561.919732][ T38] [] vfs_write+0x56c/0xb12 [ 1561.993880][ T38] [] ksys_write+0x1f2/0x234 [ 1561.996451][ T38] [] __riscv_sys_write+0x6e/0xa0 [ 1561.999267][ T38] [] syscall_handler+0x94/0x118 [ 1562.055976][ T38] [] do_trap_ecall_u+0x396/0x530 [ 1562.058427][ T38] [] handle_exception+0x146/0x152 [ 1562.113755][ T38] [ 1562.113755][ T38] Showing all locks held in the system: [ 1562.116799][ T38] 1 lock held by khungtaskd/38: [ 1562.118706][ T38] #0: ffffffff883dc420 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2a/0x1a0 [ 1562.191290][ T38] 2 locks held by kworker/1:2/827: [ 1562.193939][ T38] 3 locks held by kworker/u9:6/2935: [ 1562.195946][ T38] 1 lock held by syslogd/2987: [ 1562.197759][ T38] 1 lock held by dhcpcd/3035: [ 1562.199602][ T38] #0: ffffffff89866e88 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x22/0x2a [ 1562.317669][ T38] 2 locks held by getty/3141: [ 1562.343403][ T38] #0: ffffaf801c1620a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3a/0x46 [ 1562.383034][ T38] #1: ffff8f800008b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x3e4/0x12b6 [ 1562.388720][ T38] 2 locks held by syz-executor/3167: [ 1562.442533][ T38] 3 locks held by kworker/u8:1/3236: [ 1562.444170][ T38] #0: ffffaf8018bc9148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x848/0x1f32 [ 1562.448200][ T38] #1: ffff8f800cda7b70 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0x870/0x1f32 [ 1562.506719][ T38] #2: ffffffff89866e88 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x22/0x2a [ 1562.556007][ T38] 2 locks held by kworker/1:1/3748: [ 1562.558980][ T38] 2 locks held by kworker/1:3/3827: [ 1562.610950][ T38] 3 locks held by kworker/1:4/3829: [ 1562.612765][ T38] 2 locks held by kworker/1:0/4133: [ 1562.614229][ T38] 2 locks held by kworker/1:5/4194: [ 1562.615630][ T38] 2 locks held by kworker/1:6/4274: [ 1562.617083][ T38] 5 locks held by kworker/1:7/4279: [ 1562.619201][ T38] 3 locks held by kworker/u9:1/4284: [ 1562.700936][ T38] 2 locks held by kworker/1:8/4289: [ 1562.703637][ T38] 4 locks held by syz.0.176/4312: [ 1562.706825][ T38] #0: ffffffff89909610 (cb_lock){++++}-{4:4}, at: genl_rcv+0x28/0x4c [ 1562.774432][ T38] #1: ffffffff89909548 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x532/0x78e [ 1562.817681][ T38] #2: ffffffff89866e88 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x22/0x2a [ 1562.865418][ T38] #3: ffffaf80188d94e8 (&wg->device_update_lock){+.+.}-{4:4}, at: wg_set_device+0xea/0x12d0 [ 1562.925211][ T38] 1 lock held by syz.1.177/4314: [ 1562.927191][ T38] #0: ffffffff89866e88 (rtnl_mutex){+.+.}-{4:4}, at: rtnetlink_rcv_msg+0x3e2/0xdbe [ 1562.976151][ T38] 2 locks held by kworker/1:9/4317: [ 1562.978575][ T38] 1 lock held by syz-executor/4319: [ 1563.044689][ T38] #0: ffffffff89866e88 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x22/0x2a [ 1563.091554][ T38] 1 lock held by syz-executor/4322: [ 1563.094278][ T38] #0: ffffffff89866e88 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x22/0x2a [ 1563.173973][ T38] 4 locks held by kworker/1:11/4325: [ 1563.176609][ T38] 3 locks held by kworker/0:1/4326: [ 1563.178922][ T38] 3 locks held by kworker/u9:2/4327: [ 1563.292393][ T38] 3 locks held by kworker/1:12/4328: [ 1563.294516][ T38] [ 1563.295735][ T38] ============================================= [ 1563.295735][ T38] [ 1563.298186][ T38] NMI backtrace for cpu 0 [ 1563.299280][ T38] CPU: 0 UID: 0 PID: 38 Comm: khungtaskd Not tainted 6.16.0-rc1-syzkaller-g306e57988197 #0 PREEMPT [ 1563.299944][ T38] Hardware name: riscv-virtio,qemu (DT) [ 1563.300195][ T38] Call Trace: [ 1563.300368][ T38] [] dump_backtrace+0x2e/0x3c [ 1563.300984][ T38] [] show_stack+0x30/0x3c [ 1563.301363][ T38] [] dump_stack_lvl+0x12e/0x1a6 [ 1563.301956][ T38] [] dump_stack+0x1c/0x24 [ 1563.302545][ T38] [] nmi_cpu_backtrace+0x3b0/0x3b2 [ 1563.303161][ T38] [] nmi_trigger_cpumask_backtrace+0x2b6/0x458 [ 1563.303833][ T38] [] arch_trigger_cpumask_backtrace+0x2c/0x3c [ 1563.304483][ T38] [] watchdog+0xcf2/0x11de [ 1563.305090][ T38] [] kthread+0x39c/0x7d4 [ 1563.305531][ T38] [] ret_from_fork_kernel+0x2a/0xbb2 [ 1563.306049][ T38] [] ret_from_fork_kernel_asm+0x16/0x18 [ 1563.330445][ T38] Sending NMI from CPU 0 to CPUs 1: [ 1563.333496][ C1] NMI backtrace for cpu 1 [ 1563.334050][ C1] CPU: 1 UID: 0 PID: 4325 Comm: kworker/1:11 Not tainted 6.16.0-rc1-syzkaller-g306e57988197 #0 PREEMPT [ 1563.334590][ C1] Hardware name: riscv-virtio,qemu (DT) [ 1563.335437][ C1] Workqueue: 0x0 (wg-crypt-wg0) [ 1563.336849][ C1] epc : __sanitizer_cov_trace_const_cmp1+0x0/0x1c [ 1563.337530][ C1] ra : nf_conntrack_in+0x52e/0x1c3c [ 1563.338192][ C1] epc : ffffffff804eb558 ra : ffffffff85543aee sp : ffff8f8000016b60 [ 1563.338530][ C1] gp : ffffffff89c7e9c0 tp : ffffaf80115d8000 t0 : ffffaf803a6b0738 [ 1563.338868][ C1] t1 : fffff5ef074d60c0 t2 : fffffffff2f20000 s0 : ffff8f8000016d70 [ 1563.339212][ C1] s1 : dfffffff00000000 a0 : 0000000000000001 a1 : 0000000000000000 [ 1563.339530][ C1] a2 : 0000000000f00000 a3 : ffffffff85543aa8 a4 : 0000000000000000 [ 1563.339914][ C1] a5 : 0000000000000000 a6 : 0000000000f00000 a7 : ffffaf803a6b0603 [ 1563.340259][ C1] s2 : ffffaf802f9548c0 s3 : ffff8f8000016c90 s4 : ffff8f8000016e70 [ 1563.340645][ C1] s5 : 1ffff1f000002dd2 s6 : ffffaf803a6b0650 s7 : 0000000000000000 [ 1563.340977][ C1] s8 : 0000000000000003 s9 : 0000000000000000 s10: ffffaf803a6b0650 [ 1563.341311][ C1] s11: 1ffff5f005f2a925 t3 : d3777d9300000000 t4 : fffff5ef074d60c0 [ 1563.341628][ C1] t5 : fffff5ef074d60c1 t6 : 0000000000000002 [ 1563.341900][ C1] status: 0000000200000120 badaddr: 0000000000000000 cause: 8000000000000001 [ 1563.342336][ C1] [] __sanitizer_cov_trace_const_cmp1+0x0/0x1c [ 1563.343085][ C1] [] ipv4_conntrack_local+0xf6/0x200 [ 1563.343719][ C1] [] nf_hook_slow+0xb8/0x1ec [ 1563.344359][ C1] [] __ip_local_out+0x498/0xbb2 [ 1563.344758][ C1] [] ip_local_out+0x2e/0x1a8 [ 1563.345162][ C1] [] synproxy_send_tcp.isra.0+0x3de/0x5d2 [ 1563.345697][ C1] [] synproxy_send_client_synack+0x6dc/0x8be [ 1563.346317][ C1] [] nft_synproxy_do_eval+0x8ac/0xa52 [ 1563.346893][ C1] [] nft_synproxy_eval+0x28/0x36 [ 1563.347447][ C1] [] nft_do_chain+0x328/0x1598 [ 1563.347975][ C1] [] nft_do_chain_inet+0x180/0x316 [ 1563.348506][ C1] [] nf_hook_slow+0xb8/0x1ec [ 1563.349123][ C1] [] ip_local_deliver+0x2ea/0x568 [ 1563.349726][ C1] [] ip_rcv_finish+0x1b0/0x2d2 [ 1563.350345][ C1] [] ip_rcv+0xd6/0x44e [ 1563.350907][ C1] [] __netif_receive_skb_one_core+0x106/0x16e [ 1563.351396][ C1] [] __netif_receive_skb+0x2c/0x144 [ 1563.351849][ C1] [] process_backlog+0x4f6/0x1cb0 [ 1563.352301][ C1] [] __napi_poll.constprop.0+0xaa/0x4ba [ 1563.352775][ C1] [] net_rx_action+0xad4/0xefc [ 1563.353230][ C1] [] handle_softirqs+0x4b2/0x132e [ 1563.353811][ C1] [] __irq_exit_rcu+0x18c/0x550 [ 1563.354354][ C1] [] irq_exit_rcu+0x10/0xf8 [ 1563.354864][ C1] [] handle_riscv_irq+0x40/0x4c [ 1563.355306][ C1] [] call_on_irq_stack+0x32/0x40 [ 1563.847453][ T38] Kernel panic - not syncing: hung_task: blocked tasks [ 1563.851651][ T38] CPU: 0 UID: 0 PID: 38 Comm: khungtaskd Not tainted 6.16.0-rc1-syzkaller-g306e57988197 #0 PREEMPT [ 1563.854399][ T38] Hardware name: riscv-virtio,qemu (DT) [ 1563.855965][ T38] Call Trace: [ 1563.857143][ T38] [] dump_backtrace+0x2e/0x3c [ 1563.859195][ T38] [] show_stack+0x30/0x3c [ 1563.861726][ T38] [] dump_stack_lvl+0x110/0x1a6 [ 1563.864275][ T38] [] dump_stack+0x1c/0x24 [ 1563.866481][ T38] [] panic+0x38c/0x86a [ 1563.868655][ T38] [] watchdog+0x78a/0x11de [ 1563.871192][ T38] [] kthread+0x39c/0x7d4 [ 1563.872779][ T38] [] ret_from_fork_kernel+0x2a/0xbb2 [ 1563.874861][ T38] [] ret_from_fork_kernel_asm+0x16/0x18 [ 1563.877351][ T38] SMP: stopping secondary CPUs [ 1563.881751][ T38] Rebooting in 86400 seconds.. VM DIAGNOSIS: 18:32:25 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff804eba10 mhartid 0000000000000000 mstatus 0000000a000000a2 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff86324f84 vstvec 0000000000000000 mepc ffffffff8008eba2 sepc ffffffff8015e62a vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 000000008004a000 sscratch 0000000000000000 satp 901230000009fd71 x0/zero 0000000000000000 x1/ra ffffffff858c2e90 x2/sp ffff8f8000007200 x3/gp ffffffff89c7e9c0 x4/tp ffffaf8014ed8000 x5/t0 ffffaf80189c2260 x6/t1 fffff5ef03138433 x7/t2 736174203a4f464e x8/s0 ffff8f80000073e0 x9/s1 0000000000000000 x10/a0 0000000000000000 x11/a1 ffffffff883dc420 x12/a2 0000000000000003 x13/a3 0000000000022005 x14/a4 0000000000000001 x15/a5 0000000000000001 x16/a6 0000000000f00000 x17/a7 ffffaf80189c219b x18/s2 0000000000000000 x19/s3 ffffffff88219c10 x20/s4 ffffaf803fac7678 x21/s5 0000000000000004 x22/s6 ffffaf803fac770c x23/s7 ffffaf803fac767c x24/s8 1ffff5f007f58ee2 x25/s9 0000000000000000 x26/s10 ffffaf803fac7640 x27/s11 0000000000000804 x28/t3 4b952e4d00000000 x29/t4 fffff5ef0313842c x30/t5 fffff5ef03138434 x31/t6 ffffaf803fac7674 fcsr 0000000000000000 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000 info registers vcpu 1 CPU#1 V = 0 pc ffffffff800a2be8 mhartid 0000000000000001 mstatus 0000000a000000a2 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff86324f84 vstvec 0000000000000000 mepc ffffffff804eb558 sepc ffffffff80078624 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080048000 sscratch 0000000000000000 satp 9012b000000aec88 x0/zero 0000000000000000 x1/ra ffffffff804eb5ac x2/sp ffff8f8000016710 x3/gp ffffffff89c7e9c0 x4/tp ffffaf801b6d8000 x5/t0 ffff8f8000016a60 x6/t1 0000000000000001 x7/t2 fffffffff2f20000 x8/s0 ffff8f8000016700 x9/s1 ffff8f8000017070 x10/a0 0000000000000001 x11/a1 ffff8f8000017190 x12/a2 0000000000f00000 x13/a3 ffffffff80078468 x14/a4 0000000000000000 x15/a5 ffffaf801b6d8000 x16/a6 0000000000f00000 x17/a7 ffffffff80af26f2 x18/s2 ffff8f8000017300 x19/s3 000000000000000f x20/s4 0000000000000000 x21/s5 dfffffff00000000 x22/s6 ffffffff855dd3ca x23/s7 0000000000000001 x24/s8 dfffffff00000000 x25/s9 0000000000007fff x26/s10 ffffffff86324f84 x27/s11 1ffff5f0037c58ad x28/t3 8930b33000000000 x29/t4 0000000000001fff x30/t5 00000000000000c8 x31/t6 0000000000000002 fcsr 0000000000000000 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000