last executing test programs: 1m46.932607087s ago: executing program 1 (id=98): r0 = syz_init_net_socket$llc(0x1a, 0x1, 0x0) connect$llc(r0, &(0x7f00000001c0)={0x1a, 0x0, 0x0, 0x8, 0x0, 0x0, @dev}, 0x10) sendmmsg$inet(r0, &(0x7f0000008200)=[{{&(0x7f0000005540)={0x2, 0x4e23, @private=0xa010100}, 0x10, 0x0}}, {{&(0x7f0000007c80)={0x2, 0x4e23, @private=0xa010100}, 0x10, 0x0}}], 0x2, 0x0) 1m42.479314432s ago: executing program 1 (id=99): r0 = socket$inet6(0xa, 0x800000000000002, 0x0) connect$inet6(r0, &(0x7f0000000180)={0xa, 0x4e20, 0x2d380fb7, @dev={0xfe, 0x80, '\x00', 0x26}, 0x6}, 0x1c) getpeername$inet6(r0, 0x0, &(0x7f0000000040)) 1m38.673417915s ago: executing program 1 (id=101): r0 = socket$rds(0x15, 0x5, 0x0) bind$rds(r0, &(0x7f0000000080)={0x2, 0x0, @loopback}, 0x10) sendmsg$rds(r0, &(0x7f0000000000)={&(0x7f00000017c0)={0x2, 0x0, @private=0xa010101}, 0x10, 0x0, 0x0, &(0x7f0000000c80)=[@rdma_args={0x48, 0x114, 0x1, {{}, {&(0x7f0000001a00)=""/116, 0x74}, &(0x7f0000001b40)=[{&(0x7f0000001a80)=""/79, 0x4f}], 0x1}}, @rdma_args={0x48, 0x114, 0x1, {{}, {0x0}, &(0x7f0000000c00)=[{&(0x7f0000000700)=""/183, 0xb7}], 0x1}}], 0x90}, 0x0) 1m35.265950864s ago: executing program 1 (id=102): r0 = socket$inet6(0xa, 0x80002, 0x0) setsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f0000000100)={@empty}, 0x14) syz_emit_ethernet(0x3e, &(0x7f0000000340)={@broadcast, @remote, @void, {@ipv6={0x86dd, @icmpv6={0x0, 0x6, "120008", 0x8, 0x3a, 0x0, @remote, @empty, {[], @echo_request={0x80, 0x0, 0x0, 0x3, 0x6}}}}}}, 0x0) 1m32.866673644s ago: executing program 1 (id=104): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x36, &(0x7f0000000100)={@local, @broadcast, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x3b, 0x28, 0x0, 0x0, 0x0, 0x6, 0x0, @empty, @empty}, {{0x0, 0x4e29, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x16, 0x1}}}}}}, 0x0) 1m28.56129657s ago: executing program 1 (id=106): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$devlink(&(0x7f0000000000), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_RATE_GET(r0, &(0x7f0000000700)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f00000008c0)={0x34, r1, 0x303, 0x0, 0x0, {0xb}, [@handle=@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}]}, 0x34}}, 0x0) 53.952718288s ago: executing program 0 (id=113): r0 = bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000240)={0x2, 0x4, 0x8, 0x1, 0x80, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) r1 = bpf$MAP_CREATE_RINGBUF(0x0, &(0x7f00000000c0)={0x1b, 0x0, 0x0, 0x40000, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000840)={0x8, 0x1c, &(0x7f0000000d80)=@ringbuf={{0x18, 0x8, 0x0, 0x0, 0x8}, {{0x18, 0x1, 0x1, 0x0, r1}, {}, {}, {0x85, 0x0, 0x0, 0x5}, {0x4, 0x1, 0xb, 0x9, 0xa}}, {{0x5, 0x0, 0x3}}, [@snprintf={{0x5, 0x0, 0xb, 0x9, 0x0, 0x0, 0x2}, {0x3, 0x3, 0x3, 0xa, 0x9, 0xfff0}, {0x5, 0x0, 0xc, 0x9}, {0x3, 0x0, 0x6, 0xa, 0x9, 0xfff0, 0x41}, {0x7, 0x1, 0xb, 0x6, 0x8}, {0x7, 0x0, 0x0, 0x8}, {}, {}, {}, {0x18, 0x2, 0x2, 0x0, r0}, {}, {0x46, 0x8, 0xfff0, 0x76}}], {{0x7, 0x1, 0xb, 0x8}, {0x6, 0x0, 0x5, 0x8}, {0x85, 0x0, 0x0, 0x7}}}, &(0x7f0000000980)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_skb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x90) 42.511347692s ago: executing program 0 (id=114): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000140)={0x0, 0x4, &(0x7f0000000000)=@framed={{}, [@ldst={0x1, 0x0, 0x3, 0x0, 0x1, 0xfffffffffffffff0}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) r0 = bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f00000000c0)={0x2, 0x4, 0x8, 0x1, 0x80, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x34) bpf$MAP_LOOKUP_ELEM(0x5, &(0x7f00000000c0)={r0, &(0x7f0000000000), &(0x7f0000000040)=""/73}, 0x70) 34.557312463s ago: executing program 0 (id=115): r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000040), 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f0000000300)={{0x0, 0x2}}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r0, 0x40345410, &(0x7f0000000340)={0x1}) 28.567511786s ago: executing program 0 (id=116): r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040), 0x41, 0x0) ioctl$TCSETSW(r0, 0x5403, 0x0) syz_open_pts(r0, 0x43a000) 21.732013947s ago: executing program 0 (id=117): r0 = getpid() r1 = syz_clone(0x0, 0x0, 0x16, 0x0, 0x0, 0x0) kcmp(r0, r1, 0x3, 0xffffffffffffffff, 0xffffffffffffffff) 0s ago: executing program 0 (id=118): r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000440), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) ioctl$F2FS_IOC_GET_FEATURES(r0, 0x4008af14, &(0x7f0000002000)) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:23886' (ED25519) to the list of known hosts. syzkaller login: [ 351.748941][ T3174] cgroup: Unknown subsys name 'net' [ 352.419721][ T3174] cgroup: Unknown subsys name 'cpuset' [ 352.548771][ T3174] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 408.470459][ T3174] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 471.156619][ T3186] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 471.235671][ T3186] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 474.716336][ T3188] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 475.018228][ T3188] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 483.324151][ T3186] hsr_slave_0: entered promiscuous mode [ 483.366727][ T3186] hsr_slave_1: entered promiscuous mode [ 486.852342][ T3188] hsr_slave_0: entered promiscuous mode [ 486.879872][ T3188] hsr_slave_1: entered promiscuous mode [ 486.906788][ T3188] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 486.910743][ T3188] Cannot create hsr debugfs directory [ 490.649596][ T3186] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 491.069991][ T3186] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 491.382721][ T3186] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 491.604107][ T3186] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 494.875627][ T3188] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 494.979611][ T3188] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 495.043039][ T3188] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 495.099328][ T3188] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 502.867764][ T3186] 8021q: adding VLAN 0 to HW filter on device bond0 [ 506.590141][ T3188] 8021q: adding VLAN 0 to HW filter on device bond0 [ 549.270958][ T3186] veth0_vlan: entered promiscuous mode [ 549.977135][ T3186] veth1_vlan: entered promiscuous mode [ 550.998186][ T3188] veth0_vlan: entered promiscuous mode [ 551.457924][ T3188] veth1_vlan: entered promiscuous mode [ 552.390449][ T3186] veth0_macvtap: entered promiscuous mode [ 553.019370][ T3186] veth1_macvtap: entered promiscuous mode [ 554.090659][ T3188] veth0_macvtap: entered promiscuous mode [ 554.508507][ T3188] veth1_macvtap: entered promiscuous mode [ 555.437241][ T3186] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 555.440647][ T3186] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 555.453079][ T3186] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 555.455473][ T3186] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 557.018580][ T3188] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 557.036520][ T3188] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 557.040781][ T3188] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 557.048831][ T3188] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 559.796497][ T3186] 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. [ 574.836712][ T3874] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 575.245465][ T3874] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 575.249187][ T3874] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 10 [ 575.259489][ T3874] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x2 has invalid wMaxPacketSize 0 [ 575.265194][ T3874] usb 1-1: config 0 interface 0 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 3 [ 575.723526][ T3874] usb 1-1: New USB device found, idVendor=2040, idProduct=b138, bcdDevice= 1.42 [ 575.727595][ T3874] usb 1-1: New USB device strings: Mfr=4, Product=0, SerialNumber=0 [ 575.728868][ T3874] usb 1-1: Manufacturer: syz [ 575.817402][ T3874] usb 1-1: config 0 descriptor?? [ 577.180659][ T3874] usb 1-1: can't set config #0, error -71 [ 577.346717][ T3874] usb 1-1: USB disconnect, device number 2 [ 592.666764][ T3920] netlink: 12 bytes leftover after parsing attributes in process `syz.1.13'. [ 600.514948][ T932] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 601.005268][ T932] usb 1-1: New USB device found, idVendor=0bed, idProduct=1100, bcdDevice=ec.c3 [ 601.007891][ T932] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 601.176588][ T932] usb 1-1: config 0 descriptor?? [ 601.438379][ T3940] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 601.689065][ T932] cp210x 1-1:0.0: cp210x converter detected [ 603.205958][ T932] cp210x 1-1:0.0: failed to get vendor val 0x000e size 678: -71 [ 603.215550][ T932] cp210x 1-1:0.0: GPIO initialisation failed: -71 [ 603.578496][ T932] usb 1-1: cp210x converter now attached to ttyUSB0 [ 603.835842][ T932] usb 1-1: USB disconnect, device number 3 [ 604.458588][ T932] cp210x ttyUSB0: cp210x converter now disconnected from ttyUSB0 [ 604.568997][ T932] cp210x 1-1:0.0: device disconnected [ 614.237399][ T3964] netlink: 8 bytes leftover after parsing attributes in process `syz.0.22'. [ 625.944499][ C1] vkms_vblank_simulate: vblank timer overrun [ 625.971805][ C1] vkms_vblank_simulate: vblank timer overrun [ 626.234018][ T3874] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 626.517284][ T3874] usb 1-1: Using ep0 maxpacket: 32 [ 626.705043][ T3874] usb 1-1: New USB device found, idVendor=0c72, idProduct=000d, bcdDevice=27.9b [ 626.707510][ T3874] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 626.709412][ T3874] usb 1-1: Product: syz [ 626.711046][ T3874] usb 1-1: Manufacturer: syz [ 626.737601][ T3874] usb 1-1: SerialNumber: syz [ 626.900301][ T3874] usb 1-1: config 0 descriptor?? [ 628.543367][ T3874] peak_usb 1-1:0.0 can0: unable to request usb[type=2 value=5] err=-71 [ 629.867872][ T3874] peak_usb 1-1:0.0: probe with driver peak_usb failed with error -71 [ 630.214290][ T3874] usb 1-1: USB disconnect, device number 4 [ 648.637447][ T4014] netlink: 28 bytes leftover after parsing attributes in process `syz.0.32'. [ 658.096906][ T4026] netlink: 100 bytes leftover after parsing attributes in process `syz.0.35'. [ 662.649516][ T4032] netlink: 48 bytes leftover after parsing attributes in process `syz.0.39'. [ 667.284898][ T4038] netlink: 8 bytes leftover after parsing attributes in process `syz.1.42'. [ 667.287783][ T4038] netlink: 12 bytes leftover after parsing attributes in process `syz.1.42'. [ 671.498590][ T4044] netlink: 8 bytes leftover after parsing attributes in process `syz.1.44'. [ 671.550097][ T4044] netlink: 56 bytes leftover after parsing attributes in process `syz.1.44'. [ 673.003637][ T4046] capability: warning: `syz.0.45' uses 32-bit capabilities (legacy support in use) [ 695.555532][ T4071] smc: net device ip6tnl0 applied user defined pnetid SYZ0 [ 737.413022][ T932] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 737.634191][ T932] usb 2-1: Using ep0 maxpacket: 8 [ 737.725976][ T932] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 737.730373][ T932] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 737.760753][ T932] usb 2-1: New USB device found, idVendor=0c70, idProduct=f0bd, bcdDevice= 0.00 [ 737.763367][ T932] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 737.853916][ T932] usb 2-1: config 0 descriptor?? [ 739.894283][ T932] aquacomputer_d5next 0003:0C70:F0BD.0001: unknown main item tag 0x0 [ 739.898201][ T932] aquacomputer_d5next 0003:0C70:F0BD.0001: item fetching failed at offset 2/5 [ 739.929498][ T932] aquacomputer_d5next 0003:0C70:F0BD.0001: probe with driver aquacomputer_d5next failed with error -22 [ 740.075305][ T932] usb 2-1: USB disconnect, device number 2 [ 783.826676][ T4199] virtiofs: Unknown parameter 'f' [ 799.958132][ T4218] netlink: 'syz.0.103': attribute type 3 has an invalid length. [ 932.527217][ T4242] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 932.678390][ T4242] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 964.849824][ T4242] hsr_slave_0: entered promiscuous mode [ 965.469495][ T4242] hsr_slave_1: entered promiscuous mode [ 965.524598][ T4242] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 965.526961][ T4242] Cannot create hsr debugfs directory [ 992.897314][ T4242] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1334.085053][ T36] INFO: task syz.1.106:4224 blocked for more than 430 seconds. [ 1334.088953][ T36] Not tainted 6.12.0-rc1-syzkaller-00002-gcfb10de18538 #0 [ 1334.115639][ T36] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.118115][ T36] task:syz.1.106 state:D stack:0 pid:4224 tgid:4223 ppid:3186 flags:0x00000002 [ 1334.132689][ T36] Call Trace: [ 1334.134614][ T36] [] __schedule+0xd5a/0x3886 [ 1334.138335][ T36] [] schedule+0xc4/0x324 [ 1334.140184][ T36] [] schedule_timeout+0x1e2/0x296 [ 1334.159456][ T36] [] __wait_for_common+0x1ca/0x4b6 [ 1334.180450][ T36] [] wait_for_completion+0x1a/0x22 [ 1334.183516][ T36] [] rcu_barrier+0x2dc/0x6cc [ 1334.185328][ T36] [] netdev_run_todo+0x294/0x105e [ 1334.186960][ T36] [] rtnl_unlock+0x14/0x1c [ 1334.188727][ T36] [] tun_chr_close+0xde/0x230 [ 1334.190463][ T36] [] __fput+0x378/0x9e6 [ 1334.237168][ T36] [] ____fput+0x1c/0x26 [ 1334.240124][ T36] [] task_work_run+0x16a/0x25e [ 1334.264925][ T36] [] do_exit+0xa4c/0x2986 [ 1334.267316][ T36] [] do_group_exit+0xd4/0x26c [ 1334.270245][ T36] [] get_signal+0x1e98/0x23b0 [ 1334.304447][ T36] [] arch_do_signal_or_restart+0x8d6/0x1190 [ 1334.308396][ T36] [] syscall_exit_to_user_mode+0x2a6/0x31e [ 1334.310532][ T36] [] do_trap_ecall_u+0x86/0x216 [ 1334.336979][ T36] [] _new_vmalloc_restore_context_a0+0xc2/0xce [ 1334.340220][ T36] [ 1334.340220][ T36] Showing all locks held in the system: [ 1334.354146][ T36] 5 locks held by kworker/0:1/9: [ 1334.356367][ T36] 1 lock held by khungtaskd/36: [ 1334.357824][ T36] #0: ffffffff87fcc100 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x68/0x2d6 [ 1334.385583][ T36] 2 locks held by kworker/0:2/932: [ 1334.387256][ T36] 1 lock held by klogd/2998: [ 1334.388655][ T36] 2 locks held by getty/3145: [ 1334.389993][ T36] #0: ff6000001ba210a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3a/0x46 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 1334.458632][ T36] #1: ff2000000008b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xd7c/0x129a [ 1334.496881][ T36] 2 locks held by syz-executor/3174: [ 1334.498770][ T36] 2 locks held by kworker/0:0/3739: [ 1334.500560][ T36] 2 locks held by kworker/0:3/3818: [ 1334.525443][ T36] 3 locks held by kworker/0:4/3873: [ 1334.528273][ T36] 2 locks held by kworker/0:5/3888: [ 1334.530662][ T36] 1 lock held by syz.1.106/4224: [ 1334.553252][ T36] #0: ffffffff87fdc6c0 (rcu_state.barrier_mutex){+.+.}-{3:3}, at: rcu_barrier+0x56/0x6cc [ 1334.559713][ T36] 2 locks held by kworker/0:6/4231: [ 1334.585958][ T36] 7 locks held by syz-executor/4242: [ 1334.588828][ T36] #0: ff6000001d470420 (sb_writers#7){.+.+}-{0:0}, at: vfs_write+0x728/0x9b4 [ 1334.636380][ T36] #1: ff6000002d9c4c88 (&of->mutex#2){+.+.}-{3:3}, at: kernfs_fop_write_iter+0x23a/0x460 [ 1334.686087][ T36] #2: ff60000017d0a008 (kn->active#4){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x258/0x460 [ 1334.703552][ T36] #3: ffffffff88c129e8 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: del_device_store+0xf0/0x48c [ 1334.708372][ T36] #4: ff6000001d6e10e8 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0x9c/0x572 [ 1334.772455][ T36] #5: ff600000186cf250 (&devlink->lock_key){+.+.}-{3:3}, at: devl_lock+0x22/0x2c [ 1334.777179][ T36] #6: ffffffff87fdc6c0 (rcu_state.barrier_mutex){+.+.}-{3:3}, at: rcu_barrier+0x56/0x6cc [ 1334.826557][ T36] 2 locks held by kworker/0:7/4254: [ 1334.828513][ T36] 5 locks held by kworker/0:8/4278: [ 1334.830053][ T36] 2 locks held by kworker/0:9/4286: [ 1334.852503][ T36] 1 lock held by kworker/0:10/4333: [ 1334.854358][ T36] 2 locks held by kworker/0:11/4561: [ 1334.857111][ T36] [ 1334.858825][ T36] ============================================= [ 1334.858825][ T36] [ 1334.888441][ T36] NMI backtrace for cpu 1 [ 1334.891476][ T36] CPU: 1 UID: 0 PID: 36 Comm: khungtaskd Not tainted 6.12.0-rc1-syzkaller-00002-gcfb10de18538 #0 [ 1334.895275][ T36] Hardware name: riscv-virtio,qemu (DT) [ 1334.897585][ T36] Call Trace: [ 1334.899337][ T36] [] dump_backtrace+0x2e/0x3c [ 1334.900975][ T36] [] show_stack+0x34/0x40 [ 1334.902432][ T36] [] dump_stack_lvl+0x122/0x196 [ 1334.904045][ T36] [] dump_stack+0x1c/0x24 [ 1334.905597][ T36] [] nmi_cpu_backtrace+0x39c/0x39e [ 1334.907222][ T36] [] nmi_trigger_cpumask_backtrace+0x2b6/0x456 [ 1334.908923][ T36] [] arch_trigger_cpumask_backtrace+0x2c/0x3c [ 1334.910657][ T36] [] watchdog+0xcfa/0x1178 [ 1334.912093][ T36] [] kthread+0x28c/0x3a6 [ 1334.913572][ T36] [] ret_from_fork+0xe/0x18 [ 1334.918976][ T36] Sending NMI from CPU 1 to CPUs 0: [ 1334.923315][ C0] NMI backtrace for cpu 0 [ 1334.924657][ C0] CPU: 0 UID: 0 PID: 4278 Comm: kworker/0:8 Not tainted 6.12.0-rc1-syzkaller-00002-gcfb10de18538 #0 [ 1334.926269][ C0] Hardware name: riscv-virtio,qemu (DT) [ 1334.927683][ C0] Workqueue: wg-crypt-wg1 wg_packet_tx_worker [ 1334.929559][ C0] epc : percpu_counter_add_batch+0x22e/0x45e [ 1334.931067][ C0] ra : percpu_counter_add_batch+0x22a/0x45e [ 1334.932827][ C0] epc : ffffffff816ff264 ra : ffffffff816ff260 sp : ff20000000006ab0 [ 1334.934168][ C0] gp : ffffffff897bea80 tp : ff6000001f369a40 t0 : ff6000001f36a560 [ 1334.935539][ C0] t1 : ffebffff06a662c8 t2 : 0000000000000177 s0 : ff20000000006b20 [ 1334.936864][ C0] s1 : 0000000000000002 a0 : 0000000000000007 a1 : 0000000000000000 [ 1334.938207][ C0] a2 : 0000000000f00000 a3 : ffffffff816ff260 a4 : 0000000000000000 [ 1334.939582][ C0] a5 : ff6000001f369a40 a6 : 0000000000f00000 a7 : 1fec000003e6d4b5 [ 1334.941065][ C0] s2 : 0000000000000000 s3 : 0000000000000000 s4 : 0000000000000001 [ 1334.942564][ C0] s5 : 0000000000000000 s6 : ffffffff894c5358 s7 : 0000000000000018 [ 1334.943932][ C0] s8 : ffffffff90b60b00 s9 : 0000000000000017 s10: 0000000000000018 [ 1334.945306][ C0] s11: ffffffff80000000 t3 : 1fec000003e6d4ab t4 : ffebffff06a662c8 [ 1334.946614][ C0] t5 : ffebffff06a662c9 t6 : 1fec000003e6d4c9 [ 1334.947820][ C0] status: 0000000200000120 badaddr: 0000000000000000 cause: 8000000000000001 [ 1334.949267][ C0] [] percpu_counter_add_batch+0x22e/0x45e [ 1334.950981][ C0] [] dst_init+0x408/0x506 [ 1334.952543][ C0] [] dst_alloc+0xae/0x174 [ 1334.953873][ C0] [] rt_dst_alloc+0x3a/0x340 [ 1334.955313][ C0] [] ip_route_output_key_hash_rcu+0x822/0x2748 [ 1334.956879][ C0] [] ip_route_output_key_hash+0x158/0x31c [ 1334.958423][ C0] [] ip_route_output_flow+0x2a/0x142 [ 1334.959948][ C0] [] ip_route_me_harder+0x4e4/0x1158 [ 1334.961542][ C0] [] synproxy_send_tcp.isra.0+0x2be/0x5d2 [ 1334.963057][ C0] [] synproxy_send_client_synack+0x940/0xc9a [ 1334.964592][ C0] [] nft_synproxy_do_eval+0x8ac/0xa52 [ 1334.966075][ C0] [] nft_synproxy_eval+0x28/0x36 [ 1334.967557][ C0] [] nft_do_chain+0x328/0x1598 [ 1334.968967][ C0] [] nft_do_chain_inet+0x180/0x316 [ 1334.970381][ C0] [] nf_hook_slow+0xb8/0x1ec [ 1334.972371][ C0] [] ip_local_deliver+0x2ea/0x568 [ 1334.973862][ C0] [] ip_rcv_finish+0x1b0/0x2d2 [ 1334.975323][ C0] [] ip_rcv+0xd6/0x44e [ 1334.976707][ C0] [] __netif_receive_skb_one_core+0x106/0x16e [ 1334.978284][ C0] [] __netif_receive_skb+0x2c/0x144 [ 1334.979795][ C0] [] process_backlog+0x4fc/0x1cbc [ 1334.981311][ C0] [] __napi_poll.constprop.0+0xaa/0x4b8 [ 1334.982940][ C0] [] net_rx_action+0xa12/0xf10 [ 1334.984440][ C0] [] handle_softirqs+0x4a6/0x10de [ 1334.985775][ C0] [] __do_softirq+0x12/0x1a [ 1334.987323][ C0] [] ___do_softirq+0x18/0x20 [ 1334.988652][ C0] [] call_on_irq_stack+0x32/0x40 [ 1335.228667][ T36] Kernel panic - not syncing: hung_task: blocked tasks [ 1335.231449][ T36] CPU: 1 UID: 0 PID: 36 Comm: khungtaskd Not tainted 6.12.0-rc1-syzkaller-00002-gcfb10de18538 #0 [ 1335.233125][ T36] Hardware name: riscv-virtio,qemu (DT) [ 1335.234244][ T36] Call Trace: [ 1335.235227][ T36] [] dump_backtrace+0x2e/0x3c [ 1335.236744][ T36] [] show_stack+0x34/0x40 [ 1335.238099][ T36] [] dump_stack_lvl+0x108/0x196 [ 1335.239595][ T36] [] dump_stack+0x1c/0x24 [ 1335.241075][ T36] [] panic+0x388/0x86c [ 1335.242354][ T36] [] watchdog+0x78a/0x1178 [ 1335.243760][ T36] [] kthread+0x28c/0x3a6 [ 1335.245227][ T36] [] ret_from_fork+0xe/0x18 [ 1335.247187][ T36] SMP: stopping secondary CPUs [ 1335.249970][ T36] Rebooting in 86400 seconds.. VM DIAGNOSIS: 01:03:35 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff800104a8 mhartid 0000000000000000 mstatus 0000000a000000a2 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 0000000080000428 stvec ffffffff85ffc970 vstvec 0000000000000000 mepc ffffffff808d6ac0 sepc ffffffff8097313a vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000009 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080029000 sscratch 0000000000000000 satp a02350000009b437 x0/zero 0000000000000000 x1/ra ffffffff85ffb3ea x2/sp ff20000000006940 x3/gp ffffffff897bea80 x4/tp ff6000001840b480 x5/t0 ff6000001840bfa0 x6/t1 ffebffff039ffcbd x7/t2 0000000000000177 x8/s0 ff200000000069d0 x9/s1 ff6000001cffe5e8 x10/a0 ff6000001840b488 x11/a1 0000000000000000 x12/a2 00000000ffffffff x13/a3 ffffffff800104bc x14/a4 0000000000000000 x15/a5 ffffffff8000a60e x16/a6 0000000000f00000 x17/a7 ff6000001cffe5eb x18/s2 ff200000000068b0 x19/s3 0000000000000001 x20/s4 ff200000000068c0 x21/s5 0000000000000000 x22/s6 ffffffff804990a2 x23/s7 dfffffff00000000 x24/s8 dfffffff00000000 x25/s9 ffffffff85ffc970 x26/s10 0000000000007fff x27/s11 ff200000000069d0 x28/t3 1fec0000030817f3 x29/t4 ffebffff039ffcbd x30/t5 ffebffff039ffcbe x31/t6 1fec000003081811 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 ffffffff804990aa mhartid 0000000000000001 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000020 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 0000000080000428 stvec ffffffff85ffc970 vstvec 0000000000000000 mepc ffffffff8001fb06 sepc ffffffff801d7b0e vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080027000 sscratch 0000000000000000 satp a01230000009b64b x0/zero 0000000000000000 x1/ra ffffffff804990aa x2/sp ff200000002e7820 x3/gp ffffffff897bea80 x4/tp ff60000014ec0000 x5/t0 ff60000014ec0b20 x6/t1 fffffffef0fdb098 x7/t2 0000000000000232 x8/s0 ff200000002e7870 x9/s1 ffffffff80263316 x10/a0 0000000000000001 x11/a1 ffffffff867152a0 x12/a2 0000000000000002 x13/a3 1ffffffff13174d8 x14/a4 0000000000000001 x15/a5 0000000000000002 x16/a6 0000000000000003 x17/a7 ffffffff87ed84c3 x18/s2 ff60000014ec0000 x19/s3 ffffffff86265630 x20/s4 ffffffff90b60b00 x21/s5 0000000000000001 x22/s6 ff200000002e7940 x23/s7 ffffffff886399b8 x24/s8 1ffffffff10c7338 x25/s9 ffffffff886399c0 x26/s10 dfffffff00000000 x27/s11 ff200000002e79a0 x28/t3 1fec0000029d8163 x29/t4 fffffffef0fdb098 x30/t5 fffffffef0fdb099 x31/t6 1fec0000029d817c 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