last executing test programs: 1m55.793071238s ago: executing program 1: r0 = socket$kcm(0x15, 0x5, 0x0) setsockopt$sock_attach_bpf(r0, 0x114, 0x7, 0x0, 0xa0) 1m51.912747999s ago: executing program 1: io_uring_register$IORING_REGISTER_BUFFERS(0xffffffffffffffff, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c00000052000100000000000000000002"], 0x1c}}, 0x0) 1m48.682934761s ago: executing program 1: syz_emit_ethernet(0x7a, &(0x7f0000000100)={@local, @local, @void, {@ipv6={0x86dd, @gre_packet={0x0, 0x6, "92c01f", 0x44, 0x2f, 0x0, @remote, @ipv4={'\x00', '\xff\xff', @private}, {[], {{0x0, 0x0, 0x1, 0x0, 0x2, 0x1}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x57}}}}}}}, 0x0) 1m45.333053023s ago: executing program 0: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) ioctl$UI_END_FF_UPLOAD(r0, 0x406855c9, &(0x7f00000080c0)={0x0, 0x0, {0x0, 0x0, 0x0, {}, {}, @rumble}, {0x0, 0x0, 0x0, {}, {}, @period={0x0, 0x0, 0x0, 0x0, 0x0, {}, 0x0, 0x0}}}) 1m44.487143709s ago: executing program 1: r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000000)={0x4800}, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)={0x14, 0x16, 0xa01}, 0x14}}, 0x0) 1m41.032335111s ago: executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000001c40)=@newtaction={0xf0, 0x30, 0x1, 0x0, 0x0, {}, [{0xdc, 0x1, [@m_police={0x6c, 0x1, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c}]]}, {0x4}, {0xc}, {0xc}}}, @m_police={0x6c, 0x2, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x1}}]]}, {0x4}, {0xc}, {0xc}}}]}]}, 0xf0}}, 0x0) 1m40.366522041s ago: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000001240)={0x0, 0x0, &(0x7f0000000300)={&(0x7f00000003c0)=@newlink={0x40, 0x10, 0xfffffe17, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x20, 0x12, 0x0, 0x1, @sit={{0x8}, {0x14, 0x2, 0x0, 0x1, [@IFLA_IPTUN_TOS={0x5}, @IFLA_IPTUN_PMTUDISC={0x5, 0xa, 0x1}]}}}]}, 0x40}}, 0x0) 1m37.71684309s ago: executing program 0: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000001340)={0x0, 0x0, &(0x7f0000001300)={&(0x7f0000000040)=ANY=[@ANYBLOB="040100001a000100000000000000000000000000000000000000ffff00000000ac141400"/64, @ANYRES32=0x0, @ANYRES32=0xee00, @ANYBLOB="00000000000000000000ffffe0000001000004d33c000000fe8000000000000000000000000000bb00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a"], 0x104}}, 0x0) 1m33.84330228s ago: executing program 0: execveat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', &(0x7f0000000080)=[0x0], &(0x7f00000000c0)=[0x0], 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff) close(r0) execveat(0xffffffffffffff9c, &(0x7f0000000140)='./file1\x00', &(0x7f0000000180)=[0x0], &(0x7f00000001c0)=[0x0], 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./file1\x00', 0x2, 0x0) write(r1, &(0x7f0000000240)="01010101", 0x4) close(r1) execveat(0xffffffffffffff9c, &(0x7f0000000280)='./file1\x00', &(0x7f00000002c0)=[0x0], &(0x7f0000000300)=[0x0], 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./file0\x00', 0x42, 0x0) close(r2) execveat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', &(0x7f00000003c0)=[0x0], &(0x7f0000000400)=[0x0], 0x0) fchmodat(0xffffffffffffff9c, &(0x7f0000000440)='./file0\x00', 0x1ff) execveat(0xffffffffffffff9c, &(0x7f0000000480)='./file1\x00', &(0x7f00000004c0)=[0x0], &(0x7f0000000500)=[0x0], 0x0) 1m18.527981012s ago: executing program 0: r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000000)={0x4800}, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)={0x14, 0x16, 0xa01}, 0x14}}, 0x0) 19.922260162s ago: executing program 1: r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(0xffffffffffffffff, 0x0, 0x0) connect$unix(r0, &(0x7f0000932000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) getpeername$inet6(0xffffffffffffffff, 0x0, &(0x7f00000000c0)) write(0xffffffffffffffff, 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x42, 0x0) setxattr$security_evm(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040), &(0x7f0000000140)=ANY=[], 0x0, 0x0) fcntl$setpipe(0xffffffffffffffff, 0x406, 0x0) r1 = mq_open(&(0x7f0000000480)='\'\x00', 0x40, 0x0, 0x0) close(r1) 0s ago: executing program 0: syz_emit_ethernet(0x4e, &(0x7f0000000100)=ANY=[@ANYBLOB="bbbbbbc1bbbbaaaaaaaaaabb86dd6013625100180000fc020000000000000000000000000000000000000000000000010001000000000000c204", @ANYRES8], 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:38117' (ED25519) to the list of known hosts. 1970/01/01 00:07:15 fuzzer started 1970/01/01 00:07:22 dialing manager at localhost:30008 syzkaller login: [ 449.864378][ T3044] cgroup: Unknown subsys name 'net' [ 450.717590][ T3044] cgroup: Unknown subsys name 'rlimit' [ 501.158884][ T3046] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 1970/01/01 00:08:20 starting 2 executor processes [ 542.066448][ T3062] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 542.134827][ T3062] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 544.259243][ T3061] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 544.382306][ T3061] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 553.233270][ T3062] hsr_slave_0: entered promiscuous mode [ 553.300718][ T3062] hsr_slave_1: entered promiscuous mode [ 555.409693][ T3061] hsr_slave_0: entered promiscuous mode [ 555.458810][ T3061] hsr_slave_1: entered promiscuous mode [ 555.486043][ T3061] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 555.493548][ T3061] Cannot create hsr debugfs directory [ 561.683519][ T3062] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 562.033839][ T3062] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 562.190395][ T3062] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 562.640334][ T3062] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 564.252650][ T3061] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 564.549411][ T3061] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 564.749664][ T3061] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 564.926229][ T3061] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 575.473893][ T3062] 8021q: adding VLAN 0 to HW filter on device bond0 [ 577.473252][ T3061] 8021q: adding VLAN 0 to HW filter on device bond0 [ 613.264902][ T3062] veth0_vlan: entered promiscuous mode [ 614.168774][ T3062] veth1_vlan: entered promiscuous mode [ 614.856361][ T3061] veth0_vlan: entered promiscuous mode [ 615.672912][ T3061] veth1_vlan: entered promiscuous mode [ 616.580107][ T3062] veth0_macvtap: entered promiscuous mode [ 616.848901][ T3062] veth1_macvtap: entered promiscuous mode [ 618.062058][ T3061] veth0_macvtap: entered promiscuous mode [ 618.654304][ T3061] veth1_macvtap: entered promiscuous mode [ 619.960966][ T3062] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 619.964950][ T3062] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 619.988880][ T3062] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 619.991347][ T3062] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 621.756321][ T3061] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 621.761099][ T3061] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 621.763164][ T3061] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 621.765253][ T3061] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 635.679958][ T3761] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 637.726344][ T3058] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 637.929704][ C0] hrtimer: interrupt took 810500 ns [ 638.318651][ T3058] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 638.321145][ T3058] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 638.324550][ T3058] usb 1-1: New USB device found, idVendor=044f, idProduct=b65d, bcdDevice= 0.00 [ 638.342800][ T3058] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 638.432229][ T3058] usb 1-1: config 0 descriptor?? [ 640.309002][ T3058] hid-thrustmaster 0003:044F:B65D.0001: unknown main item tag 0x0 [ 640.622903][ T3058] hid-thrustmaster 0003:044F:B65D.0001: hidraw0: USB HID v0.00 Device [HID 044f:b65d] on usb-dummy_hcd.0-1/input0 [ 640.653852][ T3058] hid-thrustmaster 0003:044F:B65D.0001: Wrong number of endpoints? [ 640.699484][ C0] hid-thrustmaster 0003:044F:B65D.0001: URB to get model id failed with error -71 [ 641.353110][ T3058] usb 1-1: USB disconnect, device number 2 [ 644.460392][ T3791] netlink: 'syz-executor.1': attribute type 4 has an invalid length. [ 644.828397][ T3791] netlink: 'syz-executor.1': attribute type 4 has an invalid length. [ 649.663837][ T3801] loop1: detected capacity change from 0 to 512 [ 649.795549][ T3801] EXT4-fs: Invalid want_extra_isize 5 [ 655.574725][ T3811] netlink: 'syz-executor.1': attribute type 4 has an invalid length. [ 655.854354][ T3811] netlink: 'syz-executor.1': attribute type 4 has an invalid length. [ 661.469858][ T3818] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. [ 661.471611][ T3818] netlink: 40 bytes leftover after parsing attributes in process `syz-executor.0'. [ 661.473090][ T3818] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 661.474882][ T3818] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. [ 661.479876][ T3818] netlink: 40 bytes leftover after parsing attributes in process `syz-executor.0'. [ 661.481608][ T3818] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 661.489022][ T3818] A link change request failed with some changes committed already. Interface ip6tnl0 may have been left with an inconsistent configuration, please check. [ 686.181556][ T3867] loop1: detected capacity change from 0 to 2048 [ 687.144120][ T3867] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 689.660039][ T3061] EXT4-fs (loop1): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 691.211206][ T3874] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. [ 691.839183][ T3874] 8021q: adding VLAN 0 to HW filter on device macvlan2 [ 701.393275][ T3896] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'. [ 701.760519][ T3896] 8021q: adding VLAN 0 to HW filter on device macvlan2 [ 704.613911][ T3904] syz-executor.1 (pid 3904) is setting deprecated v1 encryption policy; recommend upgrading to v2. [ 706.956249][ T3904] fscrypt (vda, inode 699): Missing crypto API support for AES-256-CBC-CTS (API name: "cts(cbc(aes))") [ 707.130610][ T3904] fscrypt (vda, inode 699): Missing crypto API support for AES-256-CBC-CTS (API name: "cts(cbc(aes))") [ 714.294711][ T3929] loop0: detected capacity change from 0 to 512 [ 714.603012][ T3929] EXT4-fs: Invalid want_extra_isize 5 [ 721.881253][ T3943] netlink: 60 bytes leftover after parsing attributes in process `syz-executor.0'. [ 724.841028][ T3771] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 725.099221][ T3771] usb 2-1: Using ep0 maxpacket: 32 [ 726.682819][ T3771] usb 2-1: config 1 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 0 [ 726.898050][ T3771] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a8, bcdDevice= 0.40 [ 726.899700][ T3771] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 726.901036][ T3771] usb 2-1: Product: syz [ 726.902047][ T3771] usb 2-1: Manufacturer: syz [ 726.903150][ T3771] usb 2-1: SerialNumber: syz [ 727.801964][ T2871] usb 2-1: USB disconnect, device number 2 [ 734.553473][ T3975] loop1: detected capacity change from 0 to 512 [ 734.952227][ T3975] EXT4-fs (loop1): 1 truncate cleaned up [ 734.991689][ T3975] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 738.208830][ T3061] EXT4-fs (loop1): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 748.480171][ T3997] fscrypt (vda, inode 699): Missing crypto API support for AES-256-CBC-CTS (API name: "cts(cbc(aes))") [ 748.719649][ T3997] fscrypt (vda, inode 699): Missing crypto API support for AES-256-CBC-CTS (API name: "cts(cbc(aes))") [ 754.695919][ T4013] cgroup: Bad value for 'name' [ 759.811228][ T2871] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 760.789972][ T2871] usb 1-1: unable to get BOS descriptor or descriptor too short [ 760.854179][ T2871] usb 1-1: unable to read config index 0 descriptor/start: -71 [ 760.889281][ T2871] usb 1-1: can't read configurations, error -71 [ 778.415541][ T913] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 778.678378][ T913] usb 1-1: Using ep0 maxpacket: 32 [ 778.819010][ T913] usb 1-1: config 1 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 0 [ 779.083089][ T913] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a8, bcdDevice= 0.40 [ 779.085609][ T913] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 779.119570][ T913] usb 1-1: Product: syz [ 779.121489][ T913] usb 1-1: Manufacturer: syz [ 779.123100][ T913] usb 1-1: SerialNumber: syz [ 780.181933][ T913] usb 1-1: USB disconnect, device number 5 [ 793.732856][ T4080] fscrypt (vda, inode 689): Missing crypto API support for AES-256-CBC-CTS (API name: "cts(cbc(aes))") [ 793.922224][ T4080] fscrypt (vda, inode 689): Missing crypto API support for AES-256-CBC-CTS (API name: "cts(cbc(aes))") [ 830.852849][ T4143] process 'syz-executor.0' launched './file1' with NULL argv: empty string added [ 860.782654][ T4184] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'. [ 875.145309][ T4202] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1329.042106][ T35] INFO: task syz-executor.0:4212 blocked for more than 430 seconds. [ 1329.044428][ T35] Not tainted 6.10.0-rc3-syzkaller-g83a7eefedc9b #0 [ 1329.093923][ T35] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.096230][ T35] task:syz-executor.0 state:D stack:0 pid:4212 tgid:4211 ppid:3062 flags:0x00000006 [ 1329.143395][ T35] Call Trace: [ 1329.145074][ T35] [] __schedule+0xd5c/0x3486 [ 1329.224573][ T35] [] schedule+0xc4/0x324 [ 1329.230040][ T35] [] schedule_preempt_disabled+0x16/0x28 [ 1329.232570][ T35] [] __mutex_lock+0x86a/0x1022 [ 1329.235129][ T35] [] mutex_lock_nested+0x14/0x1c [ 1329.241260][ T35] [] netlink_dump+0x562/0x1238 [ 1329.243721][ T35] [] __netlink_dump_start+0x5e6/0x870 [ 1329.249319][ T35] [] rtnetlink_rcv_msg+0x794/0xdb2 [ 1329.252838][ T35] [] netlink_rcv_skb+0x216/0x3dc [ 1329.255034][ T35] [] rtnetlink_rcv+0x26/0x30 [ 1329.258528][ T35] [] netlink_unicast+0x508/0x862 [ 1329.260782][ T35] [] netlink_sendmsg+0x864/0xdc2 [ 1329.262666][ T35] [] __sock_sendmsg+0xcc/0x162 [ 1329.264564][ T35] [] ____sys_sendmsg+0x5ce/0x79e [ 1329.266502][ T35] [] ___sys_sendmsg+0x144/0x1e6 [ 1329.269659][ T35] [] __sys_sendmsg+0x130/0x1f0 [ 1329.271734][ T35] [] __riscv_sys_sendmsg+0x70/0xa2 [ 1329.273778][ T35] [] syscall_handler+0x94/0x118 [ 1329.275645][ T35] [] do_trap_ecall_u+0x14c/0x214 [ 1329.280297][ T35] [] ret_from_exception+0x0/0x64 [ 1329.284560][ T35] [ 1329.284560][ T35] Showing all locks held in the system: [ 1329.289859][ T35] 1 lock held by khungtaskd/35: [ 1329.291661][ T35] #0: ffffffff87bc3f00 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x68/0x2d6 [ 1329.299892][ T35] 2 locks held by kworker/u9:2/44: [ 1329.302306][ T35] #0: ff6000000b871148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x824/0x1d5c 1970/01/01 00:22:08 SYZFATAL: failed to recv *flatrpc.HostMessageRaw: EOF [ 1329.351687][ T35] #1: ff200000001f3c90 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x850/0x1d5c [ 1329.379870][ T35] 1 lock held by syslogd/2845: [ 1329.382115][ T35] 1 lock held by dhcpcd/2894: [ 1329.383607][ T35] #0: ffffffff88e43968 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3e2/0xdb2 [ 1329.419169][ T35] 2 locks held by getty/2999: [ 1329.421025][ T35] #0: ff60000016dd60a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3a/0x46 [ 1329.425552][ T35] #1: ff20000000e032f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xd6a/0x1288 [ 1329.484856][ T35] 2 locks held by syz-fuzzer/3053: [ 1329.507899][ T35] 3 locks held by kworker/u8:2/3123: [ 1329.509872][ T35] #0: ff60000016d91148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x824/0x1d5c [ 1329.514481][ T35] #1: ff20000007a6bc90 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0x850/0x1d5c [ 1329.573921][ T35] #2: ffffffff88e43968 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x22/0x2a [ 1329.612502][ T35] 1 lock held by syz-executor.1/4200: [ 1329.615095][ T35] 2 locks held by syz-executor.0/4212: [ 1329.655098][ T35] #0: ff60000029e03678 (nlk_cb_mutex-ROUTE){+.+.}-{3:3}, at: __netlink_dump_start+0x140/0x870 [ 1329.683507][ T35] #1: ffffffff88e43968 (rtnl_mutex){+.+.}-{3:3}, at: netlink_dump+0x562/0x1238 [ 1329.717963][ T35] 1 lock held by syz-executor.1/4214: [ 1329.719926][ T35] #0: ffffffff88e43968 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3e2/0xdb2 [ 1329.724251][ T35] 1 lock held by syz-executor.0/4218: [ 1329.725762][ T35] #0: ffffffff88e43968 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3e2/0xdb2 [ 1329.755826][ T35] 1 lock held by syz-executor.1/4222: [ 1329.819116][ T35] #0: ffffffff88e43968 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3e2/0xdb2 [ 1329.823974][ T35] 2 locks held by syz-executor.0/4225: [ 1329.825514][ T35] 1 lock held by syz-executor.0/4226: [ 1329.848664][ T35] #0: ffffffff88e43968 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3e2/0xdb2 [ 1329.853533][ T35] 3 locks held by kworker/1:1/4228: [ 1329.855094][ T35] 2 locks held by syz-executor.1/4231: [ 1329.900985][ T35] 5 locks held by modprobe/4234: [ 1329.922549][ T35] [ 1329.924280][ T35] ============================================= [ 1329.924280][ T35] [ 1329.926861][ T35] Kernel panic - not syncing: hung_task: blocked tasks [ 1329.929377][ T35] CPU: 1 PID: 35 Comm: khungtaskd Not tainted 6.10.0-rc3-syzkaller-g83a7eefedc9b #0 [ 1329.931531][ T35] Hardware name: riscv-virtio,qemu (DT) [ 1329.932813][ T35] Call Trace: [ 1329.933826][ T35] [] dump_backtrace+0x2e/0x3c [ 1329.935488][ T35] [] show_stack+0x34/0x40 [ 1329.938162][ T35] [] dump_stack_lvl+0x108/0x196 [ 1329.939798][ T35] [] dump_stack+0x1c/0x24 [ 1329.941373][ T35] [] panic+0x382/0x800 [ 1329.942895][ T35] [] watchdog+0xa56/0x113c [ 1329.944551][ T35] [] kthread+0x28c/0x3a6 [ 1329.945919][ T35] [] ret_from_fork+0xe/0x1c [ 1329.947960][ T35] SMP: stopping secondary CPUs [ 1329.951158][ T35] Rebooting in 86400 seconds.. VM DIAGNOSIS: 20:38:05 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff8024e000 mhartid 0000000000000000 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f0b509 hedeleg 0000000000000000 mtvec 0000000080000428 stvec ffffffff85ca3c44 vstvec 0000000000000000 mepc ffffffff85c8b0f0 sepc ffffffff85c81e50 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080029000 sscratch 0000000000000000 satp a0278000000ae590 x0/zero 0000000000000000 x1/ra ffffffff8023416c x2/sp ff20000000002420 x3/gp ffffffff89240400 x4/tp ff6000000d6a1a40 x5/t0 0000000000000002 x6/t1 ff6000000d6a2600 x7/t2 ff6000000d6a2560 x8/s0 ff20000000002790 x9/s1 ffffffff8b1a6b40 x10/a0 0000000000000000 x11/a1 ffffffff8623dbe0 x12/a2 0000000000000000 x13/a3 dfffffff00000000 x14/a4 0000000000000001 x15/a5 0000000000001017 x16/a6 0000000000000000 x17/a7 0000000000000008 x18/s2 0000000000000000 x19/s3 ff6000000d6a1a40 x20/s4 0000000000000000 x21/s5 0000000000000000 x22/s6 0000000000000000 x23/s7 0000000000000000 x24/s8 ff60000016749a40 x25/s9 ff6000000c2ab000 x26/s10 1ffffffff1634d68 x27/s11 dfffffff00000000 x28/t3 0000000000000007 x29/t4 1fec000001ad44a8 x30/t5 ffffffff8933dd40 x31/t6 1fec000001ad44c4 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 ffffffff80179862 mhartid 0000000000000001 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f0b509 hedeleg 0000000000000000 mtvec 0000000080000428 stvec ffffffff85ca3c44 vstvec 0000000000000000 mepc ffffffff8001c7f2 sepc ffffffff85c23a5c vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080027000 sscratch 0000000000000000 satp a025e0000009305a x0/zero 0000000000000000 x1/ra ffffffff802329d2 x2/sp ff2000000000ba50 x3/gp ffffffff89240400 x4/tp ff600000156d8000 x5/t0 0000000000000000 x6/t1 ffebffff0f56e680 x7/t2 ff600000156d8b20 x8/s0 ff2000000000bb20 x9/s1 ff600000156d8000 x10/a0 0000000000000005 x11/a1 ff2000000000c000 x12/a2 0000000000000000 x13/a3 ffffffff8000f3b6 x14/a4 0000000000000000 x15/a5 ffffffff8000a0be x16/a6 0000000000ff0100 x17/a7 ff6000007ab73403 x18/s2 ff2000000000ba60 x19/s3 0000000000000001 x20/s4 0000000000000001 x21/s5 0000000000000000 x22/s6 ffffffff8000a200 x23/s7 dfffffff00000000 x24/s8 dfffffff00000000 x25/s9 ffffffff85ca3d18 x26/s10 0000000000003fff x27/s11 ff2000000000bb70 x28/t3 7621030697aa84d3 x29/t4 ffebffff0f56e680 x30/t5 ffebffff0f56e681 x31/t6 1fec000002adb16d 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