last executing test programs: 1m39.158733385s ago: executing program 1 (id=28): r0 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000000040)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x2d}}, 0x10) r1 = fsopen(&(0x7f0000000140)='cgroup2\x00', 0x1) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x8, 0x6, &(0x7f00000000c0)=ANY=[@ANYBLOB="b40800000000000073113f00000000008510000002000000b7000000000000009500c200000000009500001200000000de7721b95b09c1d8e20eef5cd811cda7f6843e706adbdee2c086569fe181ec0a9eba497b36a4632409e0413b44e2"], &(0x7f0000000080)='GPL\x00', 0x4, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, @cgroup_skb}, 0x70) r3 = fsmount(r1, 0x0, 0x0) bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000200)={r2, r3, 0x1, 0x0, @void}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x4004084, 0x0, 0x0) 1m32.810948329s ago: executing program 1 (id=30): syz_genetlink_get_family_id$ethtool(&(0x7f0000000080), 0xffffffffffffffff) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)=ANY=[@ANYBLOB="0b00000005000000050000000900000001"], 0x50) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000001b40)={{r0}, &(0x7f0000000280), &(0x7f0000001b00)}, 0x20) bpf$MAP_GET_NEXT_KEY(0x2, &(0x7f0000000080)={r0, &(0x7f0000000080), &(0x7f0000001380)=""/155}, 0x20) bpf$MAP_LOOKUP_ELEM(0x2, &(0x7f0000000140)={r0, &(0x7f0000000140), &(0x7f00000002c0)=""/4095}, 0x20) 1m26.625767334s ago: executing program 1 (id=32): prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) syz_emit_ethernet(0x6a, &(0x7f00000001c0)={@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}, @dev, @void, {@ipv4={0x800, @gre={{0x5, 0x4, 0x3, 0x0, 0x5c, 0xffff, 0x0, 0x0, 0x2f, 0x0, @private, @multicast1}, {{0x0, 0x0, 0x1, 0x0, 0x2, 0x0, 0x0, 0x4, 0x22eb, 0x0, 0x0, [0x5, 0x1]}, {0x0, 0x0, 0x0, 0x0, 0x11}, {}, {0xa888, 0x88be, 0x86ddffff, {{0x0, 0x1, 0xfe}}}, {0x8, 0x22eb, 0x0, {{}, 0x2, {0x9}}}}}}}}, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) bpf$ITER_CREATE(0x1d, 0x0, 0x0) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000300)=@bpf_lsm={0xd, 0x5, &(0x7f00000003c0)=ANY=[@ANYBLOB="d60a0000000000006111a00000000000180000000000000000000000000000009500000000000000db020bc0694f5e514f2cfd290747bcbfe915cef1698d0d2c909ab1ad34e193a81d3e2cb6314ddd679f6e3b23ea7f34661692a7b17326e768c94703de7a95b670d9bf26865f1834ccb02dc1b0a42f82949fd1fbe09cbe618ccb8175636a0180cb5d2a2f5e44f22940f7153ff54449fd8ac7a0c4236d01bbc54d9206433a1e0700fa161f4d265d87bcb3de74729c335ad9d3113e90e88ddbb60bff0de6822a027a718bb767f01749c461ae40bae713a9c4"], &(0x7f0000000000)='GPL\x00'}, 0x80) openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) socket(0x10, 0x3, 0x0) unshare(0x3c000280) writev(0xffffffffffffffff, 0x0, 0x0) r3 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8916, &(0x7f0000000180)={'lo\x00', {0x2, 0x4e21, @empty=0x7f000000}}) 1m25.034543653s ago: executing program 0 (id=33): syz_usb_connect$uac2(0x2, 0x8c, &(0x7f0000000000)={{0x12, 0x1, 0x200, 0x0, 0x0, 0x0, 0x20, 0xbda, 0x4014, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x7a, 0x3, 0x1, 0x0, 0x20, 0x1, {0x8, 0xb, 0x1, 0x2, 0x1, 0x5, 0x20, 0x4}, {{{0x9, 0x4, 0x0, 0x0, 0x0, 0x1, 0x1, 0x20, 0x0, {{0x9, 0x24, 0x1, 0x7, 0x8, 0x1a, 0x68}, [@processing_unit={0x5, 0x24, 0x8, 0x1, 0x1}, @output_terminal={0xc, 0x24, 0x3, 0x5, 0x400, 0x4, 0x1, 0x82, 0x0, 0x7}]}}, {}, {0x9, 0x4, 0x1, 0x1, 0x1, 0x1, 0x2, 0x20, 0x0, {}, {{0x9, 0x5, 0x1, 0x9, 0x420, 0x1, 0x8c, 0x3, {0x8, 0x25, 0x1, 0x0, 0xc, 0x7, 0x40}}}}, {}, {0x9, 0x4, 0x2, 0x1, 0x1, 0x1, 0x2, 0x20, 0x0, {}, {{0x9, 0x5, 0x82, 0x9, 0x3ff, 0xfc, 0x3, 0x5, {0x8, 0x25, 0x1, 0x1, 0x33, 0x96, 0x4}}}}}}}}]}}, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x0}) 1m1.776361671s ago: executing program 0 (id=34): r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x24}}, 0x0) getsockname$packet(r1, &(0x7f0000000080)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000100)=0x14) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="4800000010000507000000000000000016000000", @ANYRES32=r2, @ANYBLOB="0000000200000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000140)=@newqdisc={0x30, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xfff1, 0xffff}, {0x0, 0xd}}, [@qdisc_kind_options=@q_clsact={0xb}]}, 0x30}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x4) syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), r4) getsockname$packet(r4, &(0x7f0000000180)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000001c0)=0x14) sendmsg$nl_route_sched(r3, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000300)={&(0x7f00000003c0)=@delchain={0x24, 0x2c, 0xf31, 0x0, 0x2000, {0x0, 0x0, 0x0, r5, {0x1}, {0xfff2, 0xffff}, {0xffff, 0x5}}}, 0x24}, 0x1, 0x0, 0x0, 0x4008854}, 0x4010) 55.849507672s ago: executing program 1 (id=35): r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000000000)={0xa, 0xe22, 0x0, @empty}, 0x1c) connect$inet6(r0, &(0x7f0000000140)={0xa, 0x4e20, 0x8, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0xb}, 0x1c) syz_emit_ethernet(0xfef3, &(0x7f0000000200)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd6001010000641100fe8000000000000000000000000000bbfe8000000000"], 0x0) 53.738326141s ago: executing program 0 (id=36): bpf$MAP_CREATE(0x0, 0x0, 0x48) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) r2 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r2, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000000)=ANY=[@ANYBLOB="b80000001300e9990000000000000000fc00"/30], 0xb8}, 0x1, 0x0, 0x0, 0x80}, 0x0) sendmsg$nl_xfrm(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=ANY=[@ANYBLOB="b80000001300e9990000000000000000fc000000000000000100000000000000ac1e000100000000000000000000000000000000000000000a0060", @ANYRESOCT], 0xb8}}, 0x20040014) sendmsg$nl_xfrm(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000800)=ANY=[@ANYBLOB="b80000001300e9990500000000000000fc000000000000000000000000000000fc00000000000000000000000000000000000000000000000a003000"], 0xb8}}, 0x4000) 50.567526027s ago: executing program 1 (id=37): ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000000c0)) mkdirat(0xffffffffffffff9c, 0x0, 0x1c0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x6770c000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000080)={'bridge_slave_0\x00'}) r4 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB="12000000ec0000000800000002"], 0x50) r5 = socket$inet_udp(0x2, 0x2, 0x0) writev(r5, &(0x7f00000012c0)=[{&(0x7f0000000100)="aa0f", 0x2}], 0x1) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000340)={r4, &(0x7f0000019300), &(0x7f0000000280)=@udp=r5}, 0x20) r6 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f00000003c0)={'wg0\x00', 0x0}) r8 = socket(0x10, 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r8, 0x89f1, &(0x7f0000000780)={'ip6_vti0\x00', &(0x7f0000000000)={'syztnl1\x00', r7, 0x29, 0x0, 0x0, 0x0, 0x5a, @dev={0xfe, 0x80, '\x00', 0xf}, @private1={0xfc, 0x1, '\x00', 0x1}, 0x7800, 0x7f, 0xfffffffc, 0xdc66}}) ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(r8, 0x89f3, &(0x7f0000000080)={'syztnl1\x00', &(0x7f00000000c0)={'syztnl0\x00', r9, 0x0, 0x0, 0x1, 0x0, 0xd, @loopback, @empty, 0x700, 0x0, 0xfffffffc}}) 46.504275864s ago: executing program 0 (id=38): r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000300)={0x11, 0x5, &(0x7f00000002c0)=ANY=[@ANYBLOB="1805000000080000000000000064ffec850000007d000000040000000700000095"], &(0x7f0000000080)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000000)={r0, 0xffffff42, &(0x7f0000000700)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, &(0x7f0000000180)=[0x0], 0x0, 0x0, 0x74, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe, 0x8, 0x0, 0xfffffffffffffffd}}, 0x10) 40.876135438s ago: executing program 0 (id=39): prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) syz_emit_ethernet(0x6a, &(0x7f00000001c0)={@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}, @dev, @void, {@ipv4={0x800, @gre={{0x5, 0x4, 0x3, 0x0, 0x5c, 0xffff, 0x0, 0x0, 0x2f, 0x0, @private, @multicast1}, {{0x0, 0x0, 0x1, 0x0, 0x2, 0x0, 0x0, 0x4, 0x22eb, 0x0, 0x0, [0x5, 0x1]}, {0x0, 0x0, 0x0, 0x0, 0x11}, {}, {0xa888, 0x88be, 0x86ddffff, {{0x0, 0x1, 0xfe}}}, {0x8, 0x22eb, 0x0, {{}, 0x2, {0x9}}}}}}}}, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) bpf$ITER_CREATE(0x1d, 0x0, 0x0) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000300)=@bpf_lsm={0xd, 0x5, &(0x7f00000003c0)=ANY=[@ANYBLOB="d60a0000000000006111a00000000000180000000000000000000000000000009500000000000000db020bc0694f5e514f2cfd290747bcbfe915cef1698d0d2c909ab1ad34e193a81d3e2cb6314ddd679f6e3b23ea7f34661692a7b17326e768c94703de7a95b670d9bf26865f1834ccb02dc1b0a42f82949fd1fbe09cbe618ccb8175636a0180cb5d2a2f5e44f22940f7153ff54449fd8ac7a0c4236d01bbc54d9206433a1e0700fa161f4d265d87bcb3de74729c335ad9d3113e90e88ddbb60bff0de6822a027a718bb767f01749c461ae40bae713a9c4"], &(0x7f0000000000)='GPL\x00'}, 0x80) openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) socket(0x10, 0x3, 0x0) unshare(0x3c000280) writev(0xffffffffffffffff, 0x0, 0x0) r3 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8916, &(0x7f0000000180)={'lo\x00', {0x2, 0x4e21, @empty=0x7f000000}}) 9.85102998s ago: executing program 1 (id=40): madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe) connect$unix(0xffffffffffffffff, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) syz_clone(0xf024100, 0x0, 0x0, 0x0, 0x0, 0x0) mlock2(&(0x7f0000549000/0x1000)=nil, 0x1000, 0x1) mlock(&(0x7f0000000000/0x800000)=nil, 0x800000) 0s ago: executing program 0 (id=41): r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000000000)={0xa, 0xe22, 0x0, @empty}, 0x1c) connect$inet6(r0, &(0x7f0000000140)={0xa, 0x4e20, 0x8, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0xb}, 0x1c) syz_emit_ethernet(0xfef3, &(0x7f0000000200)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd6001010000641100fe8000000000000000000000000000bbfe8000000000"], 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:46092' (ED25519) to the list of known hosts. syzkaller login: [ 553.918094][ T3193] cgroup: Unknown subsys name 'net' [ 554.648553][ T3193] cgroup: Unknown subsys name 'cpuset' [ 555.022790][ T3193] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 636.063774][ T3193] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 780.404827][ T3206] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 781.038656][ T3206] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 781.152001][ T3205] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 781.747414][ T3205] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 798.234197][ T3206] hsr_slave_0: entered promiscuous mode [ 798.277127][ T3206] hsr_slave_1: entered promiscuous mode [ 799.000121][ T3205] hsr_slave_0: entered promiscuous mode [ 799.026515][ T3205] hsr_slave_1: entered promiscuous mode [ 799.068170][ T3205] debugfs: 'hsr0' already exists in 'hsr' [ 799.081462][ T3205] Cannot create hsr debugfs directory [ 810.159298][ T3206] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 810.396669][ T3206] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 810.603208][ T3206] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 810.965687][ T3206] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 812.493326][ T3205] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 812.948381][ T3205] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 813.792069][ T3205] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 815.040040][ T3205] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 832.098873][ T3205] 8021q: adding VLAN 0 to HW filter on device bond0 [ 833.687659][ T3206] 8021q: adding VLAN 0 to HW filter on device bond0 [ 902.738571][ T3206] veth0_vlan: entered promiscuous mode [ 903.823560][ T3206] veth1_vlan: entered promiscuous mode [ 903.938908][ T3205] veth0_vlan: entered promiscuous mode [ 904.976343][ T3205] veth1_vlan: entered promiscuous mode [ 907.086969][ T3206] veth0_macvtap: entered promiscuous mode [ 907.738990][ T3206] veth1_macvtap: entered promiscuous mode [ 910.373624][ T3205] veth0_macvtap: entered promiscuous mode [ 911.318648][ T3205] veth1_macvtap: entered promiscuous mode [ 911.783964][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 911.789509][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 911.914359][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 911.917577][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 916.422529][ T13] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 916.426508][ T13] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 916.429410][ T13] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 916.437319][ T13] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 919.978592][ T3206] 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. [ 946.977966][ T3836] netlink: 'syz.1.6': attribute type 4 has an invalid length. [ 947.650085][ T3837] netlink: 'syz.1.6': attribute type 4 has an invalid length. [ 954.700246][ T3843] Illegal XDP return value 4294967282 on prog (id 1) dev syz_tun, expect packet loss! [ 1002.644906][ T3888] xt_CT: No such helper "pptp" [ 1061.695757][ T3913] capability: warning: `syz.0.25' uses deprecated v2 capabilities in a way that may be insecure [ 1080.725680][ T3919] netlink: 4 bytes leftover after parsing attributes in process `syz.0.27'. [ 1117.305793][ T3200] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 1118.176765][ T3200] usb 1-1: not running at top speed; connect to a high speed hub [ 1118.605403][ T3200] usb 1-1: config 1 interface 1 altsetting 1 endpoint 0x1 has invalid maxpacket 1056, setting to 1023 [ 1118.609908][ T3200] usb 1-1: config 1 interface 2 altsetting 1 endpoint 0x82 has an invalid bInterval 252, changing to 4 [ 1120.037826][ T3200] usb 1-1: New USB device found, idVendor=0bda, idProduct=4014, bcdDevice= 0.40 [ 1120.072004][ T3200] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 1120.074314][ T3200] usb 1-1: Product: syz [ 1120.075970][ T3200] usb 1-1: Manufacturer: syz [ 1120.077733][ T3200] usb 1-1: SerialNumber: syz [ 1122.578917][ T3200] usb 1-1: 1:1 : UAC_AS_GENERAL descriptor not found [ 1127.748961][ T3200] usb 1-1: 2:1 : UAC_AS_GENERAL descriptor not found [ 1127.878333][ T3200] usb 1-1: unit 130 not found! [ 1130.387879][ T3200] usb 1-1: USB disconnect, device number 2 [ 1133.653687][ T3971] netlink: 24 bytes leftover after parsing attributes in process `syz.0.34'. [ 1193.910655][ C0] ------------[ cut here ]------------ [ 1193.910974][ C0] kernel BUG at [] mm/page_table_check.c:142! [ 1193.911910][ C0] Kernel BUG [#1] [ 1193.912152][ C0] Modules linked in: [ 1193.913106][ C0] CPU: 0 UID: 0 PID: 3991 Comm: syz.1.40 Not tainted syzkaller #0 PREEMPT [ 1193.913689][ C0] Hardware name: riscv-virtio,qemu (DT) [ 1193.914115][ C0] epc : __page_table_check_zero+0x396/0x544 [ 1193.916251][ C0] ra : __page_table_check_zero+0x396/0x544 [ 1193.916786][ C0] epc : ffffffff80bfdcce ra : ffffffff80bfdcce sp : ffff8f800b046b90 [ 1193.917026][ C0] gp : ffffffff89f9df20 tp : ffffaf801dedb500 t0 : ffff8f800b046b40 [ 1193.917255][ C0] t1 : fffff5ef0269e009 t2 : 0000000000000000 s0 : ffff8f800b046c00 [ 1193.917490][ C0] s1 : ffffaf80134f0048 a0 : 0000000000000005 a1 : 0000000000000000 [ 1193.917707][ C0] a2 : 0000000000000002 a3 : ffffffff80bfdcce a4 : 0000000000000000 [ 1193.917935][ C0] a5 : ffffaf801dedc500 a6 : 0000000000000003 a7 : ffffaf80134f004b [ 1193.918164][ C0] s2 : 0000000000000001 s3 : 0000000000000000 s4 : ffffaf80134f0000 [ 1193.918453][ C0] s5 : dfffffff00000000 s6 : 00000000000b3000 s7 : 0000000000000200 [ 1193.918681][ C0] s8 : 0000000000000009 s9 : 0000000000007fff s10: fffffffef1416bb0 [ 1193.918906][ C0] s11: ffffffff8a0b5d80 t3 : 0000000000000001 t4 : fffff5ef0269e009 [ 1193.919182][ C0] t5 : fffff5ef0269e00a t6 : 0000000000000002 ssp : 0000000000000000 [ 1193.919417][ C0] status: 0000000200000120 badaddr: ffffffff80bfdcce cause: 0000000000000003 [ 1193.919728][ C0] [] __page_table_check_zero+0x396/0x544 [ 1193.920435][ C0] [] free_unref_folios+0xa22/0x1dc8 [ 1193.920916][ C0] [] folios_put_refs+0x41c/0x61c [ 1193.921320][ C0] [] free_pages_and_swap_cache+0x29c/0x480 [ 1193.921663][ C0] [] __tlb_batch_free_encoded_pages+0xe4/0x25c [ 1193.922048][ C0] [] tlb_flush_mmu+0xdc/0x5f8 [ 1193.922345][ C0] [] unmap_page_range+0x1b3a/0x408c [ 1193.922729][ C0] [] unmap_single_vma+0x13e/0x230 [ 1193.923140][ C0] [] unmap_vmas+0x1ea/0x40c [ 1193.923484][ C0] [] exit_mmap+0x184/0xca8 [ 1193.923753][ C0] [] __mmput+0x106/0x3d0 [ 1193.924177][ C0] [] mmput+0x74/0x88 [ 1193.924691][ C0] [] do_exit+0x792/0x2828 [ 1193.925038][ C0] [] do_group_exit+0xca/0x258 [ 1193.925436][ C0] [] get_signal+0x1f7e/0x224c [ 1193.925848][ C0] [] arch_do_signal_or_restart+0x632/0x1ddc [ 1193.926258][ C0] [] exit_to_user_mode_loop+0x8e/0x874 [ 1193.926609][ C0] [] do_trap_ecall_u+0x462/0x58c [ 1193.927040][ C0] [] handle_exception+0x15e/0x16a [ 1193.928034][ C0] Code: 7f80 8526 c0ef ec3f 8a2a b791 6097 ff90 80e7 7e60 (9002) 6097 [ 1193.929133][ C0] ---[ end trace 0000000000000000 ]--- [ 1193.930513][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 1193.931214][ C0] SMP: stopping secondary CPUs VM DIAGNOSIS: 15:22:55 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff81f5e52c mhartid 0000000000000000 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000220 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f4b509 hedeleg 000000000000b10d mtvec 00000000800004f8 stvec ffffffff863bb4c0 vstvec 0000000000000000 mepc ffffffff80090e2e sepc ffffffff80bfdcce vsepc 0000000000000000 mcause 0000000000000009 scause 0000000000000003 vscause 0000000000000000 mtval 0000000000000000 stval ffffffff80bfdcce htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080049000 sscratch 0000000000000000 satp 90132000000aea1b x0/zero 0000000000000000 x1/ra ffffffff81f5e4fc x2/sp ffff8f800b046310 x3/gp ffffffff89f9df20 x4/tp ffffaf801dedb500 x5/t0 5f5f203a20637065 x6/t1 0000000000000001 x7/t2 705f5f203a206370 x8/s0 ffff8f800b046350 x9/s1 0000000000000000 x10/a0 ffffffff9135abc8 x11/a1 000000000000001f x12/a2 0000000000000000 x13/a3 ffffffff81f5e4fc x14/a4 1ffffffff226b579 x15/a5 ffff8f800006b000 x16/a6 0000000000ff0100 x17/a7 0000000000000003 x18/s2 ffffffff9135ab80 x19/s3 0000000000000020 x20/s4 0000000000000000 x21/s5 0000000000000000 x22/s6 0000000000000000 x23/s7 ffffffff81f5e498 x24/s8 ffffffff9116a0e1 x25/s9 fffffffef226b57b x26/s10 0000000000000010 x27/s11 000000000000000a x28/t3 ffffffff81f7135c x29/t4 fffff1ef01608c54 x30/t5 fffff1ef01608c55 x31/t6 ffffffff9116a0b7 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 ffffffff800875e6 mhartid 0000000000000001 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f4b509 hedeleg 000000000000b10d mtvec 00000000800004f8 stvec ffffffff863bb4c0 vstvec 0000000000000000 mepc ffffffff80503ffe sepc ffffffff81faa33c vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000001 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080047000 sscratch 0000000000000000 satp 901de0000009bda2 x0/zero 0000000000000000 x1/ra ffffffff800875e2 x2/sp ffff8f8000017e10 x3/gp ffffffff89f9df20 x4/tp ffffaf801c62b500 x5/t0 ffff8f8000010000 x6/t1 fffffffef1415538 x7/t2 00000000000000ae x8/s0 ffff8f8000017e40 x9/s1 ffffffff8680cf28 x10/a0 0000000000000001 x11/a1 0000000000000004 x12/a2 0000000000000001 x13/a3 ffffffff800875e2 x14/a4 0000000000000000 x15/a5 ffffaf801c62b500 x16/a6 fffffffef1415539 x17/a7 0000000000000003 x18/s2 0000000000000001 x19/s3 ffffffff8665f000 x20/s4 ffffffff8008732c x21/s5 ffffaf8011e8c800 x22/s6 0000000000000000 x23/s7 0000000000000001 x24/s8 0000000000000007 x25/s9 ffffffff9136c6e8 x26/s10 ffffffff8686d460 x27/s11 0000000000000004 x28/t3 ffffffff87d89ca8 x29/t4 fffffffef1415538 x30/t5 fffffffef1415539 x31/t6 ffffaf80200ae026 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