last executing test programs: 45.285950387s ago: executing program 0 (id=109): r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TLS_TX(r0, 0x6, 0x1, 0x0, 0x0) setsockopt$inet6_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000100)=0x1, 0x4) connect$inet6(r0, 0x0, 0x0) setsockopt$inet6_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000001840), 0x4) 42.117776959s ago: executing program 0 (id=111): r0 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bond0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000000c0)=@newqdisc={0x48, 0x24, 0xf0b, 0x70bd2b, 0x0, {0x0, 0x0, 0x12, r1, {0x0, 0xffe7}, {0xffff, 0xffff}, {0x2}}, [@qdisc_kind_options=@q_htb={{0x8}, {0x1c, 0x2, [@TCA_HTB_INIT={0x18, 0x2, {0x3, 0xabd, 0x7}}]}}]}, 0x48}}, 0x0) 37.767261624s ago: executing program 0 (id=113): r0 = socket$nl_route(0x10, 0x3, 0x0) unshare(0x6a040000) mmap(&(0x7f00002ad000/0xc00000)=nil, 0xc00000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = gettid() sendmsg$nl_route(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000005f00)=ANY=[@ANYBLOB="2800000010000100"/20, @ANYRES32=r0, @ANYBLOB, @ANYRES32=r2], 0x28}, 0x1, 0x0, 0x0, 0x4000004}, 0x0) 29.406296885s ago: executing program 1 (id=116): r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$mptcp(&(0x7f00000000c0), r3) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, 0x0, 0x0) syz_genetlink_get_family_id$ethtool(0x0, r1) sendmsg$nl_route_sched(r1, &(0x7f0000005840)={0x0, 0x0, &(0x7f00000005c0)={&(0x7f0000001240)=@newqdisc={0x78, 0x24, 0x5820a61ca228651, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x0, 0xa}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_sfq={{0x8}, {0x4c}}]}, 0x78}, 0x1, 0x0, 0x0, 0x4004000}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000400)=@newtfilter={0x64, 0x2c, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {}, {}, {0xd}}, [@filter_kind_options=@f_basic={{0xa}, {0x34, 0x2, [@TCA_BASIC_EMATCHES={0x30, 0x2, 0x0, 0x1, [@TCA_EMATCH_TREE_LIST={0x2c, 0x2, 0x0, 0x1, [@TCF_EM_NBYTE={0x10, 0x1}, @TCF_EM_META={0x18, 0x2, 0x0, 0x0, {{}, [@TCA_EM_META_HDR={0xc, 0x1, {{0x2}}}]}}]}]}]}}]}, 0x64}}, 0x0) 26.19197824s ago: executing program 1 (id=117): bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0x6, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="180200001a00000000000000000000008500000036000000180100002020732500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b70300000000000085000000cd00000095"], &(0x7f0000000200)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @xdp, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) 20.500138254s ago: executing program 1 (id=118): gettid() timer_create(0x2, 0x0, &(0x7f0000044000)=0x0) openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) io_submit(0x0, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000000000000850000002300000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x42, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x94) bpf$PROG_LOAD(0x5, &(0x7f0000000680)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="18090000000000000000000000000000850000006d0000001801000020696c2500000000002020097b1a"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x52) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000002c0)={&(0x7f0000000700)='signal_generate\x00', r1}, 0x10) timer_settime(r0, 0x1, &(0x7f00000000c0)={{}, {0x0, 0x989680}}, 0x0) 20.427919057s ago: executing program 0 (id=119): r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000280)={0x18, 0x5, &(0x7f0000000040)=ANY=[@ANYBLOB="180100002100000000000000000000008500000075000000a50000002300000095"], &(0x7f00000000c0)='GPL\x00'}, 0x94) pselect6(0x40, &(0x7f00000001c0)={0x0, 0x0, 0x4, 0xfffffffffffffffd, 0x9323, 0xfffffffffffffffe, 0x7ff, 0x2}, 0x0, 0x0, 0x0, 0x0) bind$unix(0xffffffffffffffff, &(0x7f0000000180)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000100)={&(0x7f00000001c0)='mmap_lock_acquire_returned\x00', r0}, 0x10) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0) write$cgroup_subtree(r1, &(0x7f0000000100)=ANY=[], 0x32600) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x2000001, 0x12, r1, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={0xffffffffffffffff, 0x3a, 0x0, 0x0, 0x0, 0x0, 0x401, 0x44000000, 0x0, 0x0, 0x0, 0x0, 0x1, 0xfffffffd, 0x2}, 0x50) 15.809386486s ago: executing program 1 (id=120): r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TLS_TX(r0, 0x6, 0x1, 0x0, 0x0) setsockopt$inet6_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000100)=0x1, 0x4) connect$inet6(r0, &(0x7f0000000240)={0xa, 0x4e22, 0x1, @local, 0x4}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR(r0, 0x6, 0x13, 0x0, 0x0) 10.533669488s ago: executing program 0 (id=121): r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000480)={'wlan0\x00', 0x0}) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NL80211_CMD_REMAIN_ON_CHANNEL(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000004c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000003700000008000300", @ANYRES32=r1, @ANYBLOB="08002600901500000800570080"], 0x2c}}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000000c0)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r3, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)={0x24, r4, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r5}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x2}]}, 0x24}}, 0x0) 10.478973501s ago: executing program 1 (id=122): socket$kcm(0x11, 0xa, 0x300) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x11, 0x3, &(0x7f0000000380)=ANY=[@ANYBLOB="1800000000000700000000000000000095"], &(0x7f0000000040)='syzkaller\x00'}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000100)={&(0x7f00000000c0)='sock_rcvqueue_full\x00', r0}, 0x10) r1 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0xd18c9b25, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03003f000b05d25a806c8c6394f90324fc60100002000a000300053582c137153e3704020180fc0b09000c00", 0x33fe0}], 0x1}, 0x0) 3.428144504s ago: executing program 1 (id=123): bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000800)={0x1f, 0x4, &(0x7f00000001c0)=@framed={{}, [@call={0x85, 0x0, 0x0, 0x11}]}, &(0x7f0000000000)='GPL\x00', 0x8, 0x0, 0x0, 0x0, 0x11}, 0x94) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000500)={r0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0xfffffffd}, 0x39) 0s ago: executing program 0 (id=124): gettid() timer_create(0x2, 0x0, &(0x7f0000044000)=0x0) openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) io_submit(0x0, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB, @ANYRES32, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000000000000850000002300000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x42, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x94) bpf$PROG_LOAD(0x5, &(0x7f0000000680)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="18090000000000000000000000000000850000006d0000001801000020696c2500000000002020097b1a"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x52) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000002c0)={&(0x7f0000000700)='signal_generate\x00', r1}, 0x10) timer_settime(r0, 0x1, &(0x7f00000000c0)={{}, {0x0, 0x989680}}, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:25260' (ED25519) to the list of known hosts. syzkaller login: [ 397.245575][ T3182] cgroup: Unknown subsys name 'net' [ 397.844034][ T3182] cgroup: Unknown subsys name 'cpuset' [ 398.327761][ T3182] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 463.152258][ T3182] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 570.203533][ T3193] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 570.300937][ T3193] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 576.333951][ T3195] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 576.533718][ T3195] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 589.097384][ T3193] hsr_slave_0: entered promiscuous mode [ 589.156630][ T3193] hsr_slave_1: entered promiscuous mode [ 592.953966][ T3195] hsr_slave_0: entered promiscuous mode [ 592.983352][ T3195] hsr_slave_1: entered promiscuous mode [ 593.002872][ T3195] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 593.006054][ T3195] Cannot create hsr debugfs directory [ 599.646162][ T3193] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 599.852161][ T3193] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 600.226300][ T3193] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 600.479951][ T3193] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 600.848200][ T3195] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 601.051805][ T3195] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 601.543814][ T3195] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 601.720601][ T3195] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 613.948327][ T3193] 8021q: adding VLAN 0 to HW filter on device bond0 [ 615.876383][ T3195] 8021q: adding VLAN 0 to HW filter on device bond0 [ 658.184955][ T3193] veth0_vlan: entered promiscuous mode [ 658.848135][ T3193] veth1_vlan: entered promiscuous mode [ 660.725257][ T3193] veth0_macvtap: entered promiscuous mode [ 660.835429][ T3193] veth1_macvtap: entered promiscuous mode [ 662.423744][ T3195] veth0_vlan: entered promiscuous mode [ 662.745956][ T3193] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 662.759355][ T3193] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 662.761142][ T3193] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 662.762515][ T3193] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 663.426296][ T3195] veth1_vlan: entered promiscuous mode [ 666.114151][ T3195] veth0_macvtap: entered promiscuous mode [ 666.433727][ T3195] veth1_macvtap: entered promiscuous mode [ 666.878421][ T3193] 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. [ 668.332299][ T3195] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 668.333904][ T3195] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 668.335254][ T3195] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 668.336513][ T3195] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 677.958268][ T3903] block nbd1: not configured, cannot reconfigure [ 685.332398][ T3850] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 685.694641][ T3850] usb 2-1: New USB device found, idVendor=17e9, idProduct=8b4e, bcdDevice=9c.08 [ 685.697415][ T3850] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 685.926960][ T3850] usb 2-1: config 0 descriptor?? [ 686.736693][ T3850] udl 2-1:0.0: [drm] Unrecognized vendor firmware descriptor [ 687.611095][ T3850] [drm] Initialized udl 0.0.1 for 2-1:0.0 on minor 2 [ 687.613233][ T3850] [drm] Initialized udl on minor 2 [ 687.682626][ T3850] udl 2-1:0.0: [drm] *ERROR* Read EDID byte 0 failed err ffffffb9 [ 687.740448][ T3850] udl 2-1:0.0: [drm] Cannot find any crtc or sizes [ 687.906476][ T3850] usb 2-1: USB disconnect, device number 2 [ 688.018056][ T9] udl 2-1:0.0: [drm] Cannot find any crtc or sizes [ 692.997390][ T3940] netlink: 120 bytes leftover after parsing attributes in process `syz.0.11'. [ 709.056370][ T3952] netlink: 120 bytes leftover after parsing attributes in process `syz.1.17'. [ 711.896692][ T3956] netlink: 'syz.1.19': attribute type 13 has an invalid length. [ 711.900977][ T3956] netlink: 'syz.1.19': attribute type 17 has an invalid length. [ 712.423003][ T3956] gretap0: refused to change device tx_queue_len [ 712.445129][ T3956] A link change request failed with some changes committed already. Interface gretap0 may have been left with an inconsistent configuration, please check. [ 732.746334][ T24] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 733.372174][ T24] usb 2-1: New USB device found, idVendor=17e9, idProduct=8b4e, bcdDevice=9c.08 [ 733.374484][ T24] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 733.578356][ T24] usb 2-1: config 0 descriptor?? [ 734.422285][ T24] udl 2-1:0.0: [drm] Unrecognized vendor firmware descriptor [ 735.143328][ T24] [drm] Initialized udl 0.0.1 for 2-1:0.0 on minor 2 [ 735.145452][ T24] [drm] Initialized udl on minor 2 [ 735.163506][ T24] udl 2-1:0.0: [drm] *ERROR* Read EDID byte 0 failed err ffffffb9 [ 735.185761][ T24] udl 2-1:0.0: [drm] Cannot find any crtc or sizes [ 735.436707][ T24] usb 2-1: USB disconnect, device number 3 [ 735.543722][ T3835] udl 2-1:0.0: [drm] Cannot find any crtc or sizes [ 759.180228][ T4021] netlink: 16410 bytes leftover after parsing attributes in process `syz.1.33'. [ 768.766234][ T4025] netlink: 76 bytes leftover after parsing attributes in process `syz.1.34'. [ 768.836235][ T4025] netlink: 12 bytes leftover after parsing attributes in process `syz.1.34'. [ 768.893190][ T4025] netlink: 40 bytes leftover after parsing attributes in process `syz.1.34'. [ 856.062141][ T3894] usb 2-1: new high-speed USB device number 4 using dummy_hcd [ 856.585834][ T3894] usb 2-1: New USB device found, idVendor=17e9, idProduct=8b4e, bcdDevice=9c.08 [ 856.588126][ T3894] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 856.772691][ T3894] usb 2-1: config 0 descriptor?? [ 857.671850][ T3894] udl 2-1:0.0: [drm] Unrecognized vendor firmware descriptor [ 857.678175][ T3894] [drm:udl_init] *ERROR* Selecting channel failed [ 858.180573][ T3894] [drm] Initialized udl 0.0.1 for 2-1:0.0 on minor 2 [ 858.182750][ T3894] [drm] Initialized udl on minor 2 [ 858.241610][ T3894] udl 2-1:0.0: [drm] *ERROR* Read EDID byte 0 failed err ffffffb9 [ 858.253500][ T3894] udl 2-1:0.0: [drm] Cannot find any crtc or sizes [ 858.434298][ T3894] usb 2-1: USB disconnect, device number 4 [ 858.527933][ T9] udl 2-1:0.0: [drm] Cannot find any crtc or sizes [ 861.535040][ T4117] syz.0.54 uses obsolete (PF_INET,SOCK_PACKET) [ 861.566155][ T4117] syzkaller1: entered promiscuous mode [ 861.575398][ T4117] syzkaller1: entered allmulticast mode [ 873.617646][ T4134] netlink: 16 bytes leftover after parsing attributes in process `syz.0.59'. [ 886.882795][ T4151] netlink: 4 bytes leftover after parsing attributes in process `syz.0.65'. [ 897.573318][ T4164] netdevsim netdevsim0 netdevsim0: entered allmulticast mode [ 902.846342][ T4170] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 938.049863][ T4217] netlink: 4 bytes leftover after parsing attributes in process `syz.0.91'. [ 953.826013][ T4234] netlink: 4 bytes leftover after parsing attributes in process `syz.1.98'. [ 973.941919][ T4253] netlink: 4 bytes leftover after parsing attributes in process `syz.0.104'. [ 976.404711][ T4256] netlink: 256 bytes leftover after parsing attributes in process `syz.1.105'. [ 976.432720][ T4256] netlink: 'syz.1.105': attribute type 5 has an invalid length. [ 986.236569][ T4270] netlink: 4 bytes leftover after parsing attributes in process `syz.1.110'. [ 1000.343021][ T4305] netlink: 4 bytes leftover after parsing attributes in process `syz.1.116'. [ 1028.077690][ T4331] [ 1028.081761][ T4331] ============================= [ 1028.083173][ T4331] WARNING: suspicious RCU usage [ 1028.086071][ T4331] 6.16.0-rc1-syzkaller-gfda589c28604 #0 Not tainted [ 1028.088403][ T4331] ----------------------------- [ 1028.089804][ T4331] net/core/netclassid_cgroup.c:23 suspicious rcu_dereference_check() usage! [ 1028.094494][ T4331] [ 1028.094494][ T4331] other info that might help us debug this: [ 1028.094494][ T4331] [ 1028.096382][ T4331] [ 1028.096382][ T4331] rcu_scheduler_active = 2, debug_locks = 1 [ 1028.098148][ T4331] 1 lock held by syz.1.123/4331: [ 1028.102730][ T4331] #0: ffffffff883dcae0 (rcu_read_lock_trace){....}-{0:0}, at: bpf_prog_test_run_syscall+0x2fe/0x778 [ 1028.108106][ T4331] [ 1028.108106][ T4331] stack backtrace: [ 1028.112518][ T4331] CPU: 1 UID: 0 PID: 4331 Comm: syz.1.123 Not tainted 6.16.0-rc1-syzkaller-gfda589c28604 #0 PREEMPT [ 1028.113305][ T4331] Hardware name: riscv-virtio,qemu (DT) [ 1028.113904][ T4331] Call Trace: [ 1028.114305][ T4331] [] dump_backtrace+0x2e/0x3c [ 1028.114971][ T4331] [] show_stack+0x30/0x3c [ 1028.115427][ T4331] [] dump_stack_lvl+0x12e/0x1a6 [ 1028.116072][ T4331] [] dump_stack+0x1c/0x24 [ 1028.116697][ T4331] [] lockdep_rcu_suspicious+0x196/0x268 [ 1028.117362][ T4331] [] task_cls_state+0x20c/0x22e [ 1028.117902][ T4331] [] bpf_get_cgroup_classid_curr+0x18/0x50 [ 1028.118582][ T4331] [] bpf_prog_841aec7193f618b3+0x1e/0x2c [ 1028.119808][ T4331] [] bpf_prog_test_run_syscall+0x592/0x778 [ 1028.120346][ T4331] [] __sys_bpf+0xd4e/0x417c [ 1028.120936][ T4331] [] __riscv_sys_bpf+0x6c/0xc6 [ 1028.121538][ T4331] [] syscall_handler+0x94/0x118 [ 1028.122052][ T4331] [] do_trap_ecall_u+0x396/0x530 [ 1028.122667][ T4331] [] handle_exception+0x146/0x152 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 1041.813042][ T13] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1042.552125][ T13] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1043.373489][ T13] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1043.983988][ T13] netdevsim netdevsim0 netdevsim0 (unregistering): left allmulticast mode [ 1044.043890][ T13] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1050.721337][ T13] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1050.818069][ T13] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1050.892663][ T13] bond0 (unregistering): Released all slaves [ 1051.713352][ T13] hsr_slave_0: left promiscuous mode [ 1051.753697][ T13] hsr_slave_1: left promiscuous mode [ 1052.055519][ T13] veth1_macvtap: left promiscuous mode [ 1052.072934][ T13] veth0_macvtap: left promiscuous mode [ 1052.079522][ T13] veth1_vlan: left promiscuous mode [ 1052.110904][ T13] veth0_vlan: left promiscuous mode VM DIAGNOSIS: 13:12:46 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff802d3292 mhartid 0000000000000000 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000200 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff8634d254 vstvec 0000000000000000 mepc ffffffff8008eba2 sepc ffffffff802d3320 vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 000000008004a000 sscratch 0000000000000000 satp 90131000000af5f6 x0/zero 0000000000000000 x1/ra ffffffff802d3216 x2/sp ffff8f8000007a50 x3/gp ffffffff89c83e20 x4/tp ffffaf80133cb480 x5/t0 ffffaf806ed29260 x6/t1 0000000000000001 x7/t2 1ffff1f000568dd0 x8/s0 ffff8f8000007b20 x9/s1 ffffffff91009be0 x10/a0 0000000000000001 x11/a1 ffffffff86348828 x12/a2 0000000000000000 x13/a3 0000000000010002 x14/a4 0000000000010003 x15/a5 0000000000000000 x16/a6 ffffffff81786a86 x17/a7 ffffaf806ed292c8 x18/s2 0000000000000000 x19/s3 0000000000000001 x20/s4 0000000000000000 x21/s5 0000000000000000 x22/s6 0000000000000000 x23/s7 ffffffff81786a86 x24/s8 ffffffff8665e748 x25/s9 0000000000000000 x26/s10 0000000200000120 x27/s11 ffffffff9103c3c0 x28/t3 1ffff5f00dda52cd x29/t4 ffffaf806ed29568 x30/t5 ffffaf806ed295e8 x31/t6 ffffaf806ed29668 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 ffffffff80360f5c mhartid 0000000000000001 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff8634d254 vstvec 0000000000000000 mepc ffffffff862fe43e sepc ffffffff802ffed6 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080048000 sscratch 0000000000000000 satp 90252000000936eb x0/zero 0000000000000000 x1/ra ffffffff80af5fec x2/sp ffff8f8000017ad0 x3/gp ffffffff89c83e20 x4/tp ffffaf8012beb480 x5/t0 ffffaf806ed4b260 x6/t1 fffff5ef0dda8ef2 x7/t2 2f65726f632f7465 x8/s0 ffff8f8000017ad0 x9/s1 ffffaf806ed47788 x10/a0 ffffaf806ed47788 x11/a1 0000000000000000 x12/a2 0000000000000000 x13/a3 ffffffff8030252e x14/a4 0000000000000000 x15/a5 ffffaf8012beb480 x16/a6 0000000000ff0100 x17/a7 ffffaf806ed47793 x18/s2 0000000000000000 x19/s3 ffffffff805b4eee x20/s4 0000000000000001 x21/s5 ffffaf806ed47790 x22/s6 1ffff5f00dda8ef2 x23/s7 ffff8f8000017b80 x24/s8 0000000000000000 x25/s9 ffffffff882141c0 x26/s10 ffffffff9103c3c0 x27/s11 1ffff1f000002f68 x28/t3 fe0f396d00000000 x29/t4 fffff5ef0dda8ef2 x30/t5 0000000000000000 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