last executing test programs: 4m58.980594966s ago: executing program 1 (id=314): r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) write$rfkill(r0, 0x0, 0x0) syz_usb_connect(0x0, 0x24, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x87, 0x5b, 0xd, 0x20, 0x13d8, 0x1, 0xe22, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x0, 0xef, 0xbd, 0x7f}}]}}]}}, 0x0) 4m22.432180512s ago: executing program 1 (id=317): r0 = socket$inet6(0xa, 0x2, 0x3a) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000000080)=0xff, 0x4) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @mcast1, 0x6}, 0x1c) 4m13.8514442s ago: executing program 1 (id=319): r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=ANY=[@ANYBLOB="0500000003f01f00660000007f00000001", @ANYRES32=0x0], 0x48) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000b00), &(0x7f0000000580), 0x7, r0}, 0x38) bpf$MAP_GET_NEXT_KEY(0x15, &(0x7f0000000580)={r0, &(0x7f0000001600), &(0x7f0000000840)=""/227}, 0x20) 4m2.622633168s ago: executing program 1 (id=322): r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0xb, 0x1f, 0x2, 0xbf22, 0x1, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300), &(0x7f0000000400), 0x401, r0, 0x0, 0xa002a0}, 0x38) bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000300)={0x0, &(0x7f0000000140)=""/184, &(0x7f0000000200), &(0x7f0000001540), 0x3, r0}, 0x38) 3m47.818315091s ago: executing program 1 (id=324): r0 = socket(0x2, 0x80805, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000380)=[@in={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, &(0x7f0000000180)=0x10) getsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x83, &(0x7f0000000000)=@assoc_value, &(0x7f0000000080)=0x8) 3m36.745009938s ago: executing program 1 (id=325): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x1c1842, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) ioctl$TUNSETIFINDEX(r0, 0x400454da, 0x0) 2m42.978166111s ago: executing program 32 (id=325): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x1c1842, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) ioctl$TUNSETIFINDEX(r0, 0x400454da, 0x0) 1m33.511720722s ago: executing program 0 (id=343): socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000029000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r0, 0x5452, &(0x7f0000000180)=0xffffffffffffffff) shutdown(r1, 0x2) 1m29.951905306s ago: executing program 0 (id=344): r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt(r0, 0x84, 0x80, &(0x7f0000000000)='\x00\x00\x00\x00\t\x00\x00\x00', 0x8) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r0, 0x84, 0x5, &(0x7f00000001c0)={0x0, @in={{0x2, 0x0, @multicast1}}}, 0x84) 1m21.422664616s ago: executing program 0 (id=345): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$devlink(&(0x7f0000000580), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_SET(r0, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000005c0)={0x58, r1, 0x1, 0x0, 0x0, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x1c}, {0x5, 0x82}}]}, 0x58}}, 0x0) 1m10.595288297s ago: executing program 0 (id=346): r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=@newqdisc={0x3c, 0x24, 0x4, 0x4, 0x25dfdbfb, {0x0, 0x0, 0x0, 0x0, {0x6}, {0xffff, 0xfff1}, {0x10}}, [@qdisc_kind_options=@q_fq_pie={{0xb}, {0xc, 0x8002, [@TCA_FQ_PIE_TUPDATE={0x8, 0x4, 0x7}]}}]}, 0x3c}, 0x1, 0x0, 0x0, 0x1}, 0xc044) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="500000001000010425bbe5ad600027842cf52300", @ANYRES32=0x0, @ANYBLOB="0000000000008000280012800a00010076786c616e00"], 0x50}}, 0x4008840) 1m5.269425015s ago: executing program 0 (id=347): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f000000c2c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000006c0)={{0x14}, [@NFT_MSG_DELCHAIN={0x2c, 0x5, 0xa, 0x301, 0x0, 0x0, {0x2}, [@NFTA_CHAIN_HANDLE={0xc, 0x2, 0x1, 0x0, 0x1}, @NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x2c, 0x3, 0xa, 0x201, 0x0, 0x0, {0x2}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_HANDLE={0xc, 0x2, 0x1, 0x0, 0x1}]}], {0x14}}, 0x80}}, 0x0) 53.412244522s ago: executing program 0 (id=348): r0 = openat$tun(0xffffffffffffff9c, &(0x7f00000001c0), 0xa2f01, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={'syzkaller1\x00', 0x6bf1c2d5adba8c32}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000380)={'dvmrp1\x00', 0x8000}) 0s ago: executing program 33 (id=348): r0 = openat$tun(0xffffffffffffff9c, &(0x7f00000001c0), 0xa2f01, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={'syzkaller1\x00', 0x6bf1c2d5adba8c32}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000380)={'dvmrp1\x00', 0x8000}) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:51511' (ED25519) to the list of known hosts. syzkaller login: [ 331.443232][ T3170] cgroup: Unknown subsys name 'net' [ 331.922944][ T3170] cgroup: Unknown subsys name 'cpuset' [ 332.063426][ T3170] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 387.191869][ T3170] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 470.415421][ T3180] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 470.481086][ T3180] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 472.224709][ T3182] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 472.322983][ T3182] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 479.742979][ T3182] hsr_slave_0: entered promiscuous mode [ 479.803459][ T3182] hsr_slave_1: entered promiscuous mode [ 481.730709][ T3180] hsr_slave_0: entered promiscuous mode [ 481.766661][ T3180] hsr_slave_1: entered promiscuous mode [ 481.814699][ T3180] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 481.818273][ T3180] Cannot create hsr debugfs directory [ 488.620796][ T3182] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 488.747565][ T3182] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 488.900536][ T3182] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 489.054445][ T3182] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 490.314654][ T3180] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 490.522468][ T3180] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 490.784380][ T3180] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 490.965949][ T3180] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 498.497556][ T3182] 8021q: adding VLAN 0 to HW filter on device bond0 [ 499.343083][ T3180] 8021q: adding VLAN 0 to HW filter on device bond0 [ 537.846637][ T3182] veth0_vlan: entered promiscuous mode [ 538.078851][ T3182] veth1_vlan: entered promiscuous mode [ 539.393233][ T3180] veth0_vlan: entered promiscuous mode [ 540.192925][ T3180] veth1_vlan: entered promiscuous mode [ 540.999525][ T3182] veth0_macvtap: entered promiscuous mode [ 541.575444][ T3182] veth1_macvtap: entered promiscuous mode [ 542.763951][ T3180] veth0_macvtap: entered promiscuous mode [ 543.205270][ T3180] veth1_macvtap: entered promiscuous mode [ 543.756748][ T3182] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 543.770600][ T3182] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 543.773235][ T3182] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 543.775303][ T3182] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 545.967205][ T3180] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 545.974771][ T3180] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 545.976919][ T3180] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 546.001185][ T3180] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 549.952059][ T3182] 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. [ 555.712169][ T3878] netlink: 36 bytes leftover after parsing attributes in process `syz.0.4'. [ 570.426820][ T34] audit: type=1326 audit(569.540:2): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=3895 comm="syz.0.11" exe="/syz-executor" sig=31 arch=c00000f3 syscall=98 compat=0 ip=0xdb8fa code=0x0 [ 580.556469][ T3905] netlink: 8 bytes leftover after parsing attributes in process `syz.0.15'. [ 602.774550][ T3935] Driver unsupported XDP return value 0 on prog (id 3) dev N/A, expect packet loss! [ 610.966973][ T3946] netlink: 71 bytes leftover after parsing attributes in process `syz.0.34'. [ 614.783692][ T3952] capability: warning: `syz.1.37' uses 32-bit capabilities (legacy support in use) [ 634.914874][ T3977] netlink: 8 bytes leftover after parsing attributes in process `syz.0.44'. [ 634.917179][ T3977] netlink: 4 bytes leftover after parsing attributes in process `syz.0.44'. [ 634.942391][ T3977] netlink: 'syz.0.44': attribute type 13 has an invalid length. [ 634.945561][ T3977] netlink: 'syz.0.44': attribute type 11 has an invalid length. [ 649.514530][ T3996] ptrace attach of "/syz-executor exec"[3180] was attempted by " [ 711.642722][ T4076] netlink: 34 bytes leftover after parsing attributes in process `syz.1.84'. [ 739.995826][ T4106] netlink: 4 bytes leftover after parsing attributes in process `syz.1.99'. [ 740.001218][ T4106] netlink: 4 bytes leftover after parsing attributes in process `syz.1.99'. [ 744.063964][ T4112] netlink: 28 bytes leftover after parsing attributes in process `syz.1.101'. [ 753.071107][ T4124] netlink: 20 bytes leftover after parsing attributes in process `syz.0.106'. [ 795.131119][ T4167] ======================================================= [ 795.131119][ T4167] WARNING: The mand mount option has been deprecated and [ 795.131119][ T4167] and is ignored by this kernel. Remove the mand [ 795.131119][ T4167] option from the mount to silence this warning. [ 795.131119][ T4167] ======================================================= [ 801.374180][ T4173] usb usb2: Requested nonsensical USBDEVFS_URB_ZERO_PACKET. [ 831.475831][ T4204] netlink: 32 bytes leftover after parsing attributes in process `syz.0.142'. [ 854.805217][ T3867] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 855.261641][ T3867] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 855.266170][ T3867] usb 1-1: New USB device found, idVendor=06cb, idProduct=81a7, bcdDevice= 0.00 [ 855.268256][ T3867] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 855.495847][ T3867] usb 1-1: config 0 descriptor?? [ 857.366821][ T3867] hid-rmi 0003:06CB:81A7.0001: unknown main item tag 0x0 [ 857.584551][ T3867] hid-rmi 0003:06CB:81A7.0001: hidraw0: USB HID vff.ff Device [HID 06cb:81a7] on usb-dummy_hcd.0-1/input0 [ 857.797553][ T3867] usb 1-1: USB disconnect, device number 2 [ 896.335863][ T4306] netlink: 4 bytes leftover after parsing attributes in process `syz.1.172'. [ 906.142606][ T4318] fuse: Bad value for 'user_id' [ 906.144785][ T4318] fuse: Bad value for 'user_id' [ 911.997207][ T4325] netlink: 4 bytes leftover after parsing attributes in process `syz.0.181'. [ 927.002405][ T4340] mmap: syz.1.189 (4340) uses deprecated remap_file_pages() syscall. See Documentation/mm/remap_file_pages.rst. [ 1011.394521][ T4432] Invalid ELF header magic: != ELF [ 1025.655171][ T4447] syz.0.238 uses obsolete (PF_INET,SOCK_PACKET) [ 1034.869804][ T4456] netlink: 4 bytes leftover after parsing attributes in process `syz.0.242'. [ 1034.871298][ T4456] netlink: 4 bytes leftover after parsing attributes in process `syz.0.242'. [ 1057.851191][ T34] audit: type=1800 audit(1056.970:3): pid=4480 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.252" name="memory.events" dev="tmpfs" ino=655 res=0 errno=0 [ 1057.920389][ T34] audit: type=1804 audit(1057.030:4): pid=4480 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.0.252" name="/newroot/126/memory.events" dev="tmpfs" ino=655 res=1 errno=0 [ 1127.225462][ T4541] random: crng reseeded on system resumption [ 1202.393027][ T4576] netlink: 12 bytes leftover after parsing attributes in process `syz.0.293'. [ 1202.867730][ T4576] netlink: 12 bytes leftover after parsing attributes in process `syz.0.293'. [ 1202.895653][ T4576] netlink: 12 bytes leftover after parsing attributes in process `syz.0.293'. [ 1203.043673][ T4576] netlink: 12 bytes leftover after parsing attributes in process `syz.0.293'. [ 1203.085101][ T4576] netlink: 12 bytes leftover after parsing attributes in process `syz.0.293'. [ 1203.114715][ T4576] netlink: 12 bytes leftover after parsing attributes in process `syz.0.293'. [ 1203.138193][ T4576] netlink: 12 bytes leftover after parsing attributes in process `syz.0.293'. [ 1203.258130][ T4576] netlink: 12 bytes leftover after parsing attributes in process `syz.0.293'. [ 1203.317549][ T4576] netlink: 12 bytes leftover after parsing attributes in process `syz.0.293'. [ 1203.360855][ T4576] netlink: 12 bytes leftover after parsing attributes in process `syz.0.293'. [ 1226.584954][ T25] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 1227.286909][ T25] usb 2-1: Using ep0 maxpacket: 16 [ 1230.924767][ T25] usb 2-1: New USB device found, idVendor=17ef, idProduct=721e, bcdDevice=de.06 [ 1230.927127][ T25] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 1230.962257][ T25] usb 2-1: Product: syz [ 1230.964221][ T25] usb 2-1: Manufacturer: syz [ 1230.999848][ T25] usb 2-1: SerialNumber: syz [ 1231.933075][ T25] r8152-cfgselector 2-1: Unknown version 0x0000 [ 1231.935378][ T25] r8152-cfgselector 2-1: config 0 descriptor?? [ 1238.094350][ T25] r8152-cfgselector 2-1: Unknown version 0x0000 [ 1238.173171][ T25] r8152-cfgselector 2-1: bad CDC descriptors [ 1240.302132][ T25] r8152-cfgselector 2-1: USB disconnect, device number 2 [ 1301.406322][ T25] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 1301.861954][ T25] usb 2-1: Using ep0 maxpacket: 32 [ 1302.982155][ T25] usb 2-1: New USB device found, idVendor=13d8, idProduct=0001, bcdDevice= e.22 [ 1302.987085][ T25] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 1303.023171][ T25] usb 2-1: Product: syz [ 1303.024847][ T25] usb 2-1: Manufacturer: syz [ 1303.054284][ T25] usb 2-1: SerialNumber: syz [ 1303.306939][ T25] usb 2-1: config 0 descriptor?? [ 1304.341518][ T25] usb 2-1: selecting invalid altsetting 3 [ 1304.344951][ T25] comedi comedi0: could not set alternate setting 3 in high speed [ 1304.346905][ T25] usbdux 2-1:0.0: driver 'usbdux' failed to auto-configure device. [ 1304.845588][ T25] usbdux 2-1:0.0: probe with driver usbdux failed with error -22 [ 1310.833650][ T25] usb 2-1: USB disconnect, device number 3 [ 1409.820499][ T4704] __nla_validate_parse: 7 callbacks suppressed [ 1409.820916][ T4704] netlink: 4 bytes leftover after parsing attributes in process `syz.0.331'. [ 1446.681066][ T3775] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 1446.931102][ T3775] usb 1-1: Using ep0 maxpacket: 16 [ 1447.012347][ T3775] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1447.013906][ T3775] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1447.015556][ T3775] usb 1-1: New USB device found, idVendor=046d, idProduct=c52b, bcdDevice= 0.00 [ 1447.038014][ T3775] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1447.196242][ T3775] usb 1-1: config 0 descriptor?? [ 1452.798287][ T3775] usb 1-1: USB disconnect, device number 3 [ 1532.676459][ T4898] netlink: 8 bytes leftover after parsing attributes in process `syz.0.346'. [ 1532.684434][ T4898] netlink: 12 bytes leftover after parsing attributes in process `syz.0.346'. [ 1538.048069][ T4721] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1538.637657][ T4721] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1577.113962][ T4721] hsr_slave_0: entered promiscuous mode [ 1577.594297][ T4721] hsr_slave_1: entered promiscuous mode [ 1577.654091][ T4721] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 1577.656284][ T4721] Cannot create hsr debugfs directory [ 1611.247179][ T4721] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1611.772402][ T4721] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1612.556987][ T4721] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1613.370158][ T4721] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1655.557615][ T4721] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1710.683435][ T5075] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1711.393076][ T5075] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1722.971897][ T37] INFO: task kworker/u10:0:28 blocked for more than 430 seconds. [ 1722.974893][ T37] Not tainted 6.14.0-rc1-syzkaller-g245aece3750d #0 [ 1722.976827][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1723.051955][ T37] task:kworker/u10:0 state:D stack:0 pid:28 tgid:28 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1723.056106][ T37] Workqueue: events_unbound free_mem_alloc_deferred [ 1723.132461][ T37] Call Trace: [ 1723.134170][ T37] [] __schedule+0xe4c/0x3d70 [ 1723.136208][ T37] [] schedule+0xc4/0x324 [ 1723.137875][ T37] [] schedule_timeout+0x1c6/0x28a [ 1723.225343][ T37] [] __wait_for_common+0x1ca/0x4b6 [ 1723.227333][ T37] [] wait_for_completion+0x1a/0x22 [ 1723.253224][ T37] [] rcu_barrier+0x2dc/0x6cc [ 1723.255659][ T37] [] free_mem_alloc_deferred+0x24/0xee [ 1723.257606][ T37] [] process_one_work+0x96a/0x1f3a [ 1723.362462][ T37] [] worker_thread+0x5be/0xdc6 [ 1723.364915][ T37] [] kthread+0x37e/0x7b6 [ 1723.366894][ T37] [] ret_from_fork+0xe/0x18 [ 1723.481735][ T37] [ 1723.481735][ T37] Showing all locks held in the system: [ 1723.484155][ T37] 2 locks held by kworker/0:1/9: [ 1723.486044][ T37] 3 locks held by kworker/u10:0/28: [ 1723.487559][ T37] #0: ffffaf8011a89148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x848/0x1f3a SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 1723.585648][ T37] #1: ffff8f80001e7bd0 ((work_completion)(©->work)){+.+.}-{0:0}, at: process_one_work+0x870/0x1f3a [ 1723.883042][ T37] #2: ffffffff883e7d00 (rcu_state.barrier_mutex){+.+.}-{4:4}, at: rcu_barrier+0x56/0x6cc [ 1723.887812][ T37] 1 lock held by khungtaskd/37: [ 1723.959909][ T37] #0: ffffffff883d7b80 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x68/0x288 [ 1723.965097][ T37] 2 locks held by kworker/u10:6/2003: [ 1723.966524][ T37] #0: ffffaf8011a89148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x848/0x1f3a [ 1724.056773][ T37] #1: ffff8f8005287bd0 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x870/0x1f3a [ 1724.134724][ T37] 2 locks held by kworker/0:2/3014: [ 1724.136270][ T37] 2 locks held by dhcpcd/3038: [ 1724.137720][ T37] 2 locks held by getty/3146: [ 1724.222706][ T37] #0: ffffaf801cdfb0a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3a/0x46 [ 1724.227595][ T37] #1: ffff8f800008b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0xd7c/0x129a [ 1724.316563][ T37] 2 locks held by syz-executor/3170: [ 1724.317997][ T37] 3 locks held by kworker/u10:1/3263: [ 1724.379896][ T37] 2 locks held by kworker/0:3/3810: [ 1724.381767][ T37] 2 locks held by kworker/0:4/3867: [ 1724.383278][ T37] 3 locks held by kworker/u10:2/4219: [ 1724.384795][ T37] 2 locks held by kworker/0:5/4221: [ 1724.386198][ T37] 2 locks held by kworker/0:6/4243: [ 1724.387633][ T37] 4 locks held by kworker/0:8/4554: [ 1724.492095][ T37] 2 locks held by kworker/0:10/4570: [ 1724.494032][ T37] 3 locks held by kworker/u10:5/4600: [ 1724.495596][ T37] #0: ffffaf8011a89148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x848/0x1f3a [ 1724.583239][ T37] #1: ffff8f8006b77bd0 ((work_completion)(©->work)){+.+.}-{0:0}, at: process_one_work+0x870/0x1f3a [ 1724.588057][ T37] #2: ffffffff883e7d00 (rcu_state.barrier_mutex){+.+.}-{4:4}, at: rcu_barrier+0x56/0x6cc [ 1724.675927][ T37] 2 locks held by kworker/0:11/4608: [ 1724.677407][ T37] 2 locks held by kworker/0:12/4628: [ 1724.752370][ T37] 2 locks held by kworker/0:13/4642: [ 1724.754282][ T37] 2 locks held by kworker/0:14/4655: [ 1724.755856][ T37] 1 lock held by syz.1.325/4684: [ 1724.757271][ T37] #0: ffffffff883e7d00 (rcu_state.barrier_mutex){+.+.}-{4:4}, at: rcu_barrier+0x56/0x6cc [ 1724.845284][ T37] 2 locks held by kworker/u10:8/4723: [ 1724.846820][ T37] #0: ffffaf8011a89148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x848/0x1f3a [ 1724.934095][ T37] #1: ffff8f800d867bd0 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x870/0x1f3a [ 1725.040643][ T37] 1 lock held by syz.0.348/4941: [ 1725.042623][ T37] #0: ffffffff883e7d00 (rcu_state.barrier_mutex){+.+.}-{4:4}, at: rcu_barrier+0x56/0x6cc [ 1725.047194][ T37] 1 lock held by modprobe/5270: [ 1725.103208][ T37] 2 locks held by modprobe/5271: [ 1725.105470][ T37] [ 1725.107604][ T37] ============================================= [ 1725.107604][ T37] [ 1725.181382][ T37] NMI backtrace for cpu 1 [ 1725.182179][ T37] CPU: 1 UID: 0 PID: 37 Comm: khungtaskd Not tainted 6.14.0-rc1-syzkaller-g245aece3750d #0 [ 1725.182816][ T37] Hardware name: riscv-virtio,qemu (DT) [ 1725.183078][ T37] Call Trace: [ 1725.183249][ T37] [] dump_backtrace+0x2e/0x3c [ 1725.183813][ T37] [] show_stack+0x30/0x3c [ 1725.184207][ T37] [] dump_stack_lvl+0x12e/0x1a6 [ 1725.184793][ T37] [] dump_stack+0x1c/0x24 [ 1725.185330][ T37] [] nmi_cpu_backtrace+0x3b0/0x3b2 [ 1725.185836][ T37] [] nmi_trigger_cpumask_backtrace+0x2b6/0x458 [ 1725.186327][ T37] [] arch_trigger_cpumask_backtrace+0x2c/0x3e [ 1725.186874][ T37] [] watchdog+0xcf2/0x11de [ 1725.187356][ T37] [] kthread+0x37e/0x7b6 [ 1725.187842][ T37] [] ret_from_fork+0xe/0x18 [ 1725.204931][ T37] Sending NMI from CPU 1 to CPUs 0: [ 1725.207403][ C0] NMI backtrace for cpu 0 [ 1725.207948][ C0] CPU: 0 UID: 0 PID: 8 Comm: kworker/0:0 Not tainted 6.14.0-rc1-syzkaller-g245aece3750d #0 [ 1725.208499][ C0] Hardware name: riscv-virtio,qemu (DT) [ 1725.208739][ C0] Workqueue: wg-crypt-wg1 wg_packet_encrypt_worker [ 1725.209457][ C0] epc : __sanitizer_cov_trace_pc+0x0/0x78 [ 1725.210037][ C0] ra : nf_nat_ipv4_out+0x26/0x4de [ 1725.210679][ C0] epc : ffffffff804d735e ra : ffffffff8544467c sp : ffff8f8000006de0 [ 1725.211035][ C0] gp : ffffffff89c21d80 tp : ffffaf8012abce00 t0 : 81987a7bdfef251d [ 1725.211391][ C0] t1 : 0000000000000260 t2 : 0000000000000005 s0 : ffff8f8000006e30 [ 1725.211732][ C0] s1 : ffffaf8014b0f280 a0 : ffffaf801d88d100 a1 : ffffaf8014b0f280 [ 1725.212072][ C0] a2 : ffff8f8000006ef0 a3 : ffffffff85395cea a4 : 0000000000000000 [ 1725.212429][ C0] a5 : 0000000000000000 a6 : 0000000000f00000 a7 : 1ffff5f002557b27 [ 1725.212756][ C0] s2 : ffffaf80209d0300 s3 : ffff8f8000006ef0 s4 : dfffffff00000000 [ 1725.213100][ C0] s5 : ffffaf801d88d100 s6 : ffff8f8000006ef0 s7 : 0000000000000002 [ 1725.213463][ C0] s8 : 1ffff5f00413a060 s9 : 0000000000000003 s10: ffffffff87604e40 [ 1725.213796][ C0] s11: ffffffff85444656 t3 : 1ffff5f0035bde03 t4 : ffffaf801dda8128 [ 1725.214126][ C0] t5 : ffffffff8766b568 t6 : 0000000000000009 [ 1725.214425][ C0] status: 0000000200000120 badaddr: 0000000000000000 cause: 8000000000000001 [ 1725.214913][ C0] [] __sanitizer_cov_trace_pc+0x0/0x78 [ 1725.215649][ C0] [] nf_hook_slow+0xb8/0x1ec [ 1725.216118][ C0] [] ip_output+0x31e/0x61c [ 1725.216596][ C0] [] ip_local_out+0xac/0x1a8 [ 1725.217059][ C0] [] synproxy_send_tcp.isra.0+0x3de/0x5d2 [ 1725.217698][ C0] [] synproxy_send_client_synack+0x6dc/0x8be [ 1725.218355][ C0] [] nft_synproxy_do_eval+0x8ac/0xa52 [ 1725.219027][ C0] [] nft_synproxy_eval+0x28/0x36 [ 1725.219652][ C0] [] nft_do_chain+0x328/0x1598 [ 1725.220274][ C0] [] nft_do_chain_inet+0x180/0x316 [ 1725.220898][ C0] [] nf_hook_slow+0xb8/0x1ec [ 1725.221361][ C0] [] ip_local_deliver+0x2ea/0x568 [ 1725.221801][ C0] [] ip_rcv_finish+0x1b0/0x2d2 [ 1725.222217][ C0] [] ip_rcv+0xd6/0x44e [ 1725.222662][ C0] [] __netif_receive_skb_one_core+0x106/0x16e [ 1725.223348][ C0] [] __netif_receive_skb+0x2c/0x144 [ 1725.224002][ C0] [] process_backlog+0x4f6/0x1cb0 [ 1725.224677][ C0] [] __napi_poll.constprop.0+0xaa/0x4b8 [ 1725.225120][ C0] [] net_rx_action+0xa12/0xf10 [ 1725.225532][ C0] [] handle_softirqs+0x4b2/0x132e [ 1725.225982][ C0] [] __do_softirq+0x12/0x1a [ 1725.226692][ C0] [] ___do_softirq+0x18/0x20 [ 1725.227096][ C0] [] call_on_irq_stack+0x32/0x40 [ 1725.683470][ T37] Kernel panic - not syncing: hung_task: blocked tasks [ 1725.685979][ T37] CPU: 1 UID: 0 PID: 37 Comm: khungtaskd Not tainted 6.14.0-rc1-syzkaller-g245aece3750d #0 [ 1725.687713][ T37] Hardware name: riscv-virtio,qemu (DT) [ 1725.688931][ T37] Call Trace: [ 1725.689901][ T37] [] dump_backtrace+0x2e/0x3c [ 1725.691388][ T37] [] show_stack+0x30/0x3c [ 1725.692690][ T37] [] dump_stack_lvl+0x110/0x1a6 [ 1725.694139][ T37] [] dump_stack+0x1c/0x24 [ 1725.695561][ T37] [] panic+0x38c/0x86a [ 1725.696807][ T37] [] watchdog+0x78a/0x11de [ 1725.698197][ T37] [] kthread+0x37e/0x7b6 [ 1725.699664][ T37] [] ret_from_fork+0xe/0x18 [ 1725.701613][ T37] SMP: stopping secondary CPUs [ 1725.705489][ T37] Rebooting in 86400 seconds.. VM DIAGNOSIS: 18:31:46 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff84f51e8a mhartid 0000000000000000 mstatus 0000000a000000a2 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff86261034 vstvec 0000000000000000 mepc ffffffff804d6e8c sepc ffffffff8585f0e8 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000009 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 000000008004a000 sscratch 0000000000000000 satp 90131000000ae3d3 x0/zero 0000000000000000 x1/ra ffffffff85453514 x2/sp ffff8f8000007020 x3/gp ffffffff89c21d80 x4/tp ffffaf801a804e00 x5/t0 ffff8f8000006ee8 x6/t1 fffffffff2f20000 x7/t2 0000000000000005 x8/s0 ffff8f8000007080 x9/s1 ffffaf802fafddc0 x10/a0 ffffaf801b3e0000 x11/a1 0000000000000000 x12/a2 ffffaf802fafddc0 x13/a3 ffffffff855d1808 x14/a4 0000000000000000 x15/a5 ffff8f8000006ec0 x16/a6 0000000000f00000 x17/a7 fffffffff1f1f1f1 x18/s2 1ffff1f000000dd8 x19/s3 ffffaf801b3e0000 x20/s4 ffff8f8000006f60 x21/s5 0000000000000000 x22/s6 ffffaf80381e4100 x23/s7 0000000000000000 x24/s8 0000000000010000 x25/s9 0000000000000000 x26/s10 0000000000000000 x27/s11 1ffff1f000000e44 x28/t3 ffffaf803cedbb08 x29/t4 1ffff5f003500b1d x30/t5 1ffff5f003500b36 x31/t6 ffff8f8000006d54 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 ffffffff804d735e mhartid 0000000000000001 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff86261034 vstvec 0000000000000000 mepc ffffffff80088636 sepc ffffffff809c64b2 vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080048000 sscratch 0000000000000000 satp 900660000009bd23 x0/zero 0000000000000000 x1/ra ffffffff8053ffa6 x2/sp ffff8f80002e79b0 x3/gp ffffffff89c21d80 x4/tp ffffaf8014ed9a00 x5/t0 1ca143cc48b1c702 x6/t1 fffffffef105c790 x7/t2 000000000000004c x8/s0 ffff8f80002e7a70 x9/s1 0000000000000000 x10/a0 0000000000000005 x11/a1 0000000000000000 x12/a2 0000000000000001 x13/a3 0000000000000000 x14/a4 ffffaf8014ed9a00 x15/a5 0000000000000000 x16/a6 ffffffff8d426620 x17/a7 1ffff5f0029db4a2 x18/s2 1ffff5f0029db49a x19/s3 ffffffff8d42a248 x20/s4 0000000000000000 x21/s5 ffffffff89d95fe0 x22/s6 1ffff1f00005ceb8 x23/s7 ffffaf8014eda4d4 x24/s8 fffffffff4bba2d0 x25/s9 ffffffffb952e4d4 x26/s10 000000004b952e4d x27/s11 ffffffff90fd0260 x28/t3 ffffaf8014eda4f0 x29/t4 1ffff5f0029db49d x30/t5 1ffff5f0029db4a7 x31/t6 000000000000000d 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