last executing test programs: 21.975088729s ago: executing program 0 (id=79): r0 = openat$nci(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000200), 0x60400, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000540)={0xd, 0xc, &(0x7f0000000240)=ANY=[@ANYBLOB="1800"/14, @ANYRES32, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b7040000f66f63bb850000004300000095"], 0x0, 0x9, 0x0, 0x0, 0x0, 0x10, '\x00', 0x0, @sock_ops, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x7fff}, 0x94) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000240)=ANY=[], &(0x7f0000000400)='GPL\x00', 0x1, 0x0, 0x0, 0x41100, 0x5, '\x00', 0x0, @fallback=0x24, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000340)={&(0x7f0000000300)='kfree\x00', r2}, 0x10) close_range(r0, r1, 0x200000000000000) 18.730630455s ago: executing program 0 (id=81): r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000280)={0x11, 0xb, &(0x7f0000000740)=ANY=[@ANYBLOB="18000000000000000000000000000000180100002020702500000000002020207b1af8ff"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, @fallback=0x23, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={&(0x7f0000000180)='kfree\x00', r0, 0x0, 0x8000}, 0x18) r1 = openat$nci(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x481, 0x0) close_range(r1, 0xffffffffffffffff, 0x200000000000000) 18.410704324s ago: executing program 1 (id=82): r0 = bpf$MAP_CREATE(0x0, &(0x7f00000005c0)=@base={0xa, 0x4, 0x8, 0xb}, 0x50) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000340)={0x11, 0x14, &(0x7f0000000280)=ANY=[@ANYBLOB="180000000000000000000000000000001801000020646c2100000000002020007b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000000600000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000000000000850000000100000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$PROG_BIND_MAP(0xa, &(0x7f00000004c0)={r1}, 0xc) 16.006319266s ago: executing program 1 (id=83): r0 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=ANY=[@ANYBLOB="0500000004000000ff0f000007"], 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000600)={{r1, 0xffffffffffffffff}, &(0x7f0000000300), &(0x7f00000002c0)}, 0x20) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x18, 0xd, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000ae00000018", @ANYRES32=r2, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000000000000850000000100000095"], &(0x7f0000000040)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000180)='kfree\x00', r3}, 0x10) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x3, 0x20000000ec071, 0xffffffffffffffff, 0x0) r4 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901) move_mount(r4, 0x0, r0, 0x0, 0x46) close(r0) 14.267946699s ago: executing program 0 (id=84): r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000040)={0x11, 0x4, &(0x7f0000000180)=ANY=[@ANYBLOB="18010000010000000000000000030000850000007b00000095"], &(0x7f0000000100)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0xffffffff}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={&(0x7f0000000340)='kfree\x00', r0}, 0x10) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'rose0\x00', 0x112}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000240)=ANY=[], 0xe8}}, 0x0) close(r1) 11.704674066s ago: executing program 1 (id=85): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000640)={0x18, 0x5, &(0x7f0000000080)=ANY=[@ANYBLOB="1801000021000000000000003b810000850000006d000000070000000000000095"], &(0x7f0000000180)='syzkaller\x00', 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, 0x2}, 0x94) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000007c0)=@newqdisc={0x54, 0x10, 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {0x9}, {0xf}, {0xe, 0xd}}, [@TCA_INGRESS_BLOCK={0x8, 0xd, 0xfffffd72}, @TCA_STAB={0x28, 0x8, 0x0, 0x1, [{{0x1c, 0x1a, {0x0, 0x0, 0x691, 0x0, 0x0, 0x0, 0x0, 0x2}}, {0x8, 0x1b, [0x0, 0x0]}}]}]}, 0x54}, 0x1, 0x0, 0x0, 0x8c0}, 0x0) 9.941954422s ago: executing program 0 (id=86): r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000240)=ANY=[@ANYBLOB="e80000006c00010029bd7000fcdbdf2500000000", @ANYRES32], 0xe8}}, 0x0) 8.03659592s ago: executing program 1 (id=87): r0 = bpf$MAP_CREATE(0x0, &(0x7f00000005c0)=@base={0xa, 0x4, 0x8, 0xb}, 0x50) bpf$PROG_LOAD(0x5, &(0x7f0000000340)={0x11, 0x14, &(0x7f0000000280)=ANY=[@ANYBLOB="180000000000000000000000000000001801000020646c2100000000002020007b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000000600000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000000000000850000000100000095"], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$PROG_BIND_MAP(0xa, 0x0, 0x0) 7.494103018s ago: executing program 0 (id=88): r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000040)={0x11, 0x4, &(0x7f0000000180)=ANY=[@ANYBLOB="18010000010000000000000000030000850000007b00000095"], &(0x7f0000000100)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0xffffffff}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={&(0x7f0000000340)='kfree\x00', r0}, 0x10) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'rose0\x00', 0x112}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000240)=ANY=[@ANYBLOB="e80000006c00010029bd7000fcdbdf2500000000", @ANYRES32], 0xe8}}, 0x0) close(r1) 5.167502454s ago: executing program 1 (id=89): bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x8, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000070000001801000020756c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b70300000000a5df850000002d00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_skb, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x15, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="180000000000000000000000000000008500000022"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) 1.487000939s ago: executing program 0 (id=90): setsockopt$CAN_RAW_FILTER(0xffffffffffffffff, 0x65, 0x1, 0x0, 0x0) setsockopt$CAN_RAW_FILTER(0xffffffffffffffff, 0x65, 0x1, 0x0, 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) write$binfmt_script(0xffffffffffffffff, &(0x7f0000000300)={'#! ', '', [{0x20, 'memory.events\x00'}]}, 0x13) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, &(0x7f00000006c0)=ANY=[@ANYBLOB="18000000000000000000000095980000180100002020702500000000002020207b1af8ff00000000bfa100000000000007010000f0ffffffb702000005000000b703000000000000850000007300"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x27, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r0 = syz_clone(0x20300000, 0x0, 0x0, 0x0, 0x0, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000300)='task\x00') fchdir(r1) mount(0x0, &(0x7f0000000080)='.\x00', &(0x7f0000000000)='proc\x00', 0x0, 0x0) r2 = syz_open_procfs(r0, &(0x7f0000000200)='stack\x00') readv(r2, &(0x7f0000000340)=[{&(0x7f0000000140)=""/95, 0x5f}], 0x1) 0s ago: executing program 1 (id=91): 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, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000000c0)=@newqdisc={0x38, 0x24, 0xf0b, 0x70bd2b, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}, {0x2}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8, 0x2, [@TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x4}]}}]}, 0x38}}, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:59845' (ED25519) to the list of known hosts. syzkaller login: [ 368.967700][ T3165] cgroup: Unknown subsys name 'net' [ 369.543079][ T3165] cgroup: Unknown subsys name 'cpuset' [ 369.636768][ T3165] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 429.691298][ T3165] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 536.038357][ T3172] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 536.138105][ T3173] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 536.243364][ T3172] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 536.312340][ T3173] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 547.654486][ T3172] hsr_slave_0: entered promiscuous mode [ 547.684205][ T3172] hsr_slave_1: entered promiscuous mode [ 549.517144][ T3173] hsr_slave_0: entered promiscuous mode [ 549.546646][ T3173] hsr_slave_1: entered promiscuous mode [ 549.834353][ T3173] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 549.838180][ T3173] Cannot create hsr debugfs directory [ 556.444577][ T3172] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 556.617562][ T3172] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 556.726617][ T3172] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 556.874915][ T3172] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 558.820308][ T3173] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 559.114050][ T3173] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 559.442883][ T3173] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 559.598515][ T3173] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 571.313704][ T3172] 8021q: adding VLAN 0 to HW filter on device bond0 [ 575.273929][ T3173] 8021q: adding VLAN 0 to HW filter on device bond0 [ 615.074373][ T3172] veth0_vlan: entered promiscuous mode [ 615.595156][ T3172] veth1_vlan: entered promiscuous mode [ 617.086412][ T3172] veth0_macvtap: entered promiscuous mode [ 617.521420][ T3172] veth1_macvtap: entered promiscuous mode [ 618.033524][ T3173] veth0_vlan: entered promiscuous mode [ 618.800416][ T3173] veth1_vlan: entered promiscuous mode [ 619.857948][ T3172] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 619.863216][ T3172] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 619.865286][ T3172] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 619.867253][ T3172] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 621.686458][ T3173] veth0_macvtap: entered promiscuous mode [ 622.192221][ T3173] veth1_macvtap: entered promiscuous mode [ 624.322070][ T3173] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 624.325720][ T3173] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 624.327713][ T3173] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 624.346903][ T3173] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 625.182124][ T3172] 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. [ 640.293126][ T3892] netlink: 16 bytes leftover after parsing attributes in process `syz.0.5'. [ 652.946151][ T3910] netlink: 16 bytes leftover after parsing attributes in process `syz.1.10'. [ 694.034890][ T3936] fuse: Bad value for 'fd' [ 718.848512][ T3956] fuse: Bad value for 'fd' [ 741.442756][ T3967] pimreg: entered allmulticast mode [ 751.825200][ T3977] fuse: Bad value for 'fd' [ 788.140540][ T4002] random: crng reseeded on system resumption [ 819.217309][ T4023] ======================================================= [ 819.217309][ T4023] WARNING: The mand mount option has been deprecated and [ 819.217309][ T4023] and is ignored by this kernel. Remove the mand [ 819.217309][ T4023] option from the mount to silence this warning. [ 819.217309][ T4023] ======================================================= [ 826.924342][ T3831] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 827.263593][ T3831] usb 2-1: Using ep0 maxpacket: 8 [ 827.446491][ T3831] usb 2-1: config 0 has an invalid interface number: 1 but max is 0 [ 827.450476][ T3831] usb 2-1: config 0 has no interface number 0 [ 827.452878][ T3831] usb 2-1: config 0 interface 1 altsetting 0 endpoint 0x82 has invalid wMaxPacketSize 0 [ 827.455657][ T3831] usb 2-1: New USB device found, idVendor=07c0, idProduct=1512, bcdDevice=30.22 [ 827.457626][ T3831] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 827.568491][ T4035] fuse: Bad value for 'rootmode' [ 827.780045][ T3831] usb 2-1: config 0 descriptor?? [ 828.005030][ T3831] iowarrior 2-1:0.1: no interrupt-in endpoint found [ 828.938495][ T3831] usb 2-1: USB disconnect, device number 2 [ 856.042504][ T4063] fuse: Bad value for 'rootmode' [ 868.472794][ T4073] fuse: Bad value for 'rootmode' [ 885.275020][ T4086] random: crng reseeded on system resumption [ 896.444405][ T4094] random: crng reseeded on system resumption [ 908.661790][ T4117] random: crng reseeded on system resumption [ 921.607052][ T4141] netlink: 200 bytes leftover after parsing attributes in process `syz.0.74'. [ 927.761833][ T4151] netlink: 200 bytes leftover after parsing attributes in process `syz.0.77'. [ 936.145937][ T4170] random: crng reseeded on system resumption [ 942.993343][ T4189] netlink: 'syz.1.85': attribute type 13 has an invalid length. [ 943.533087][ T4189] gretap0: refused to change device tx_queue_len [ 943.546825][ T4189] A link change request failed with some changes committed already. Interface gretap0 may have been left with an inconsistent configuration, please check. [ 944.656139][ T4191] netlink: 200 bytes leftover after parsing attributes in process `syz.0.86'. [ 948.172506][ T4194] netlink: 200 bytes leftover after parsing attributes in process `syz.0.88'. [ 957.448310][ T4203] ================================================================== [ 957.450720][ T4203] BUG: KASAN: out-of-bounds in walk_stackframe+0x3e0/0x44e [ 957.452601][ T4203] Read of size 8 at addr ffff8f800cc275a8 by task syz.0.90/4203 [ 957.455235][ T4203] [ 957.457547][ T4203] CPU: 1 UID: 0 PID: 4203 Comm: syz.0.90 Not tainted 6.16.0-rc1-syzkaller-gfda589c28604 #0 PREEMPT [ 957.458588][ T4203] Hardware name: riscv-virtio,qemu (DT) [ 957.459210][ T4203] Call Trace: [ 957.459637][ T4203] [] dump_backtrace+0x2e/0x3c [ 957.460374][ T4203] [] show_stack+0x30/0x3c [ 957.460871][ T4203] [] dump_stack_lvl+0x12e/0x1a6 [ 957.461497][ T4203] [] print_report+0x28e/0x5fe [ 957.462032][ T4203] [] kasan_report+0xf0/0x214 [ 957.462510][ T4203] [] __asan_report_load8_noabort+0x12/0x1a [ 957.463064][ T4203] [] walk_stackframe+0x3e0/0x44e [ 957.463605][ T4203] [] arch_stack_walk+0x1c/0x26 [ 957.464081][ T4203] [] stack_trace_save_tsk+0x16c/0x1f6 [ 957.464714][ T4203] [] proc_pid_stack+0x176/0x27e [ 957.465220][ T4203] [] proc_single_show+0xf0/0x20e [ 957.465754][ T4203] [] seq_read_iter+0x452/0x104a [ 957.466353][ T4203] [] seq_read+0x29e/0x360 [ 957.466964][ T4203] [] vfs_readv+0x53a/0x742 [ 957.467465][ T4203] [] do_readv+0x12e/0x308 [ 957.467931][ T4203] [] __riscv_sys_readv+0x6e/0xa0 [ 957.468495][ T4203] [] syscall_handler+0x94/0x118 [ 957.469115][ T4203] [] do_trap_ecall_u+0x396/0x530 [ 957.469615][ T4203] [] handle_exception+0x146/0x152 [ 957.470430][ T4203] [ 957.490289][ T4203] The buggy address belongs to the virtual mapping at [ 957.490289][ T4203] [ffff8f800cc20000, ffff8f800cc29000) created by: [ 957.490289][ T4203] kernel_clone+0x128/0xc9e [ 957.493706][ T4203] [ 957.494558][ T4203] The buggy address belongs to the physical page: [ 957.496270][ T4203] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0xffffaf801d82d780 pfn:0x9d82d [ 957.497896][ T4203] memcg:ffffaf801b1cce02 [ 957.499076][ T4203] flags: 0xffe000000000000(node=0|zone=0|lastcpupid=0x7ff) [ 957.502292][ T4203] raw: 0ffe000000000000 0000000000000000 dead000000000122 0000000000000000 [ 957.503773][ T4203] raw: ffffaf801d82d780 0000000000000000 00000001ffffffff ffffaf801b1cce02 [ 957.505258][ T4203] page dumped because: kasan: bad access detected [ 957.506677][ T4203] page_owner tracks the page as allocated [ 957.507791][ T4203] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2dc2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_ZERO|__GFP_NOWARN), pid 46, tgid 46 (kworker/u10:2), ts 932766582700, free_ts 924178378700 [ 957.510658][ T4203] __set_page_owner+0x94/0x4a8 [ 957.511943][ T4203] post_alloc_hook+0xdc/0x1ba [ 957.513291][ T4203] get_page_from_freelist+0x880/0x3660 [ 957.514653][ T4203] __alloc_frozen_pages_noprof+0x22e/0x2124 [ 957.515974][ T4203] alloc_pages_mpol+0x1fa/0x5ba [ 957.517150][ T4203] alloc_frozen_pages_noprof+0x174/0x2f0 [ 957.518411][ T4203] alloc_pages_noprof+0x20/0x48 [ 957.519836][ T4203] __vmalloc_node_range_noprof+0x624/0x11b0 [ 957.521372][ T4203] __vmalloc_node_noprof+0x104/0x136 [ 957.522771][ T4203] copy_process+0x32ec/0x716a [ 957.524768][ T4203] kernel_clone+0x128/0xc9e [ 957.526060][ T4203] user_mode_thread+0xd4/0x110 [ 957.527292][ T4203] call_usermodehelper_exec_work+0xd4/0x1ac [ 957.528515][ T4203] process_one_work+0x96a/0x1f32 [ 957.529906][ T4203] worker_thread+0x5ce/0xde8 [ 957.531274][ T4203] kthread+0x39c/0x7d4 [ 957.532744][ T4203] page last free pid 4141 tgid 4140 stack trace: [ 957.534111][ T4203] __reset_page_owner+0x78/0x1ba [ 957.535641][ T4203] __free_frozen_pages+0x998/0x1580 [ 957.536915][ T4203] ___free_pages+0x148/0x1ca [ 957.538106][ T4203] free_pages.part.0+0x274/0x4d4 [ 957.539480][ T4203] free_pages+0xe/0x18 [ 957.540776][ T4203] tlb_finish_mmu+0x214/0x7f0 [ 957.541949][ T4203] exit_mmap+0x39c/0xd00 [ 957.543445][ T4203] __mmput+0x108/0x3c0 [ 957.544719][ T4203] mmput+0x74/0x88 [ 957.545913][ T4203] do_exit+0x7b4/0x28ca [ 957.547008][ T4203] do_group_exit+0xd4/0x26c [ 957.548154][ T4203] get_signal+0x207c/0x22fc [ 957.549463][ T4203] arch_do_signal_or_restart+0x68e/0x24c6 [ 957.550681][ T4203] exit_to_user_mode_loop+0x90/0x134 [ 957.551972][ T4203] do_trap_ecall_u+0x3f0/0x530 [ 957.553132][ T4203] handle_exception+0x146/0x152 [ 957.554580][ T4203] [ 957.555521][ T4203] Memory state around the buggy address: [ 957.557166][ T4203] ffff8f800cc27480: f1 f1 f1 f1 f1 f1 04 f2 00 00 f2 f2 00 00 00 f3 [ 957.558526][ T4203] ffff8f800cc27500: f3 f3 f3 f3 00 00 00 00 00 00 00 00 00 00 00 00 [ 957.559920][ T4203] >ffff8f800cc27580: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 957.561210][ T4203] ^ [ 957.562233][ T4203] ffff8f800cc27600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 957.564933][ T4203] ffff8f800cc27680: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 957.566786][ T4203] ================================================================== SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 957.673365][ T4203] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 957.675792][ T4203] CPU: 1 UID: 0 PID: 4203 Comm: syz.0.90 Not tainted 6.16.0-rc1-syzkaller-gfda589c28604 #0 PREEMPT [ 957.677461][ T4203] Hardware name: riscv-virtio,qemu (DT) [ 957.678531][ T4203] Call Trace: [ 957.679501][ T4203] [] dump_backtrace+0x2e/0x3c [ 957.681088][ T4203] [] show_stack+0x30/0x3c [ 957.682418][ T4203] [] dump_stack_lvl+0x110/0x1a6 [ 957.683974][ T4203] [] dump_stack+0x1c/0x24 [ 957.685510][ T4203] [] panic+0x38c/0x86a [ 957.686778][ T4203] [] check_panic_on_warn+0xc0/0xe4 [ 957.688333][ T4203] [] end_report.part.0+0x4e/0xae [ 957.689910][ T4203] [] kasan_report+0x13a/0x214 [ 957.691274][ T4203] [] __asan_report_load8_noabort+0x12/0x1a [ 957.692840][ T4203] [] walk_stackframe+0x3e0/0x44e [ 957.694177][ T4203] [] arch_stack_walk+0x1c/0x26 [ 957.695454][ T4203] [] stack_trace_save_tsk+0x16c/0x1f6 [ 957.697094][ T4203] [] proc_pid_stack+0x176/0x27e [ 957.698507][ T4203] [] proc_single_show+0xf0/0x20e [ 957.699969][ T4203] [] seq_read_iter+0x452/0x104a [ 957.701591][ T4203] [] seq_read+0x29e/0x360 [ 957.703077][ T4203] [] vfs_readv+0x53a/0x742 [ 957.704470][ T4203] [] do_readv+0x12e/0x308 [ 957.705880][ T4203] [] __riscv_sys_readv+0x6e/0xa0 [ 957.707260][ T4203] [] syscall_handler+0x94/0x118 [ 957.708791][ T4203] [] do_trap_ecall_u+0x396/0x530 [ 957.710252][ T4203] [] handle_exception+0x146/0x152 [ 957.712106][ T4203] SMP: stopping secondary CPUs [ 957.715851][ T4203] Rebooting in 86400 seconds.. VM DIAGNOSIS: 23:50:33 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff802d2a12 mhartid 0000000000000000 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000020 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff86324f84 vstvec 0000000000000000 mepc ffffffff8008eba2 sepc ffffffff850fbe84 vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 000000008004a000 sscratch 0000000000000000 satp 90129000000af3ae x0/zero 0000000000000000 x1/ra ffffffff802d29ee x2/sp ffff8f8000007960 x3/gp ffffffff89c7e9c0 x4/tp ffffaf8011b03480 x5/t0 0000000000046600 x6/t1 0000000000000001 x7/t2 ffffaf806ed256c0 x8/s0 ffff8f80000079e0 x9/s1 ffffaf806ed25748 x10/a0 0000000000000000 x11/a1 ffffffff910373c0 x12/a2 0000000000000002 x13/a3 00000000000a6005 x14/a4 0000000000000000 x15/a5 0000000200000120 x16/a6 00000000000f0000 x17/a7 ffffffff8032d948 x18/s2 ffffffff8665e748 x19/s3 0000000200000120 x20/s4 ffffffff910373c0 x21/s5 ffffaf8011b04480 x22/s6 ffffffff8032daaa x23/s7 0000000000000003 x24/s8 ffffffff89cbf9c0 x25/s9 ffffaf8011b03480 x26/s10 ffff8f8000007cf0 x27/s11 000000000000012c x28/t3 4b952e4d00000000 x29/t4 0000000000000002 x30/t5 ffffffffffffffff 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 info registers vcpu 1 CPU#1 V = 0 pc ffffffff862d2bb8 mhartid 0000000000000001 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000020 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff86324f84 vstvec 0000000000000000 mepc ffffffff862fd862 sepc 00000000000db902 vsepc 0000000000000000 mcause 8000000000000003 scause 0000000000000008 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080048000 sscratch 0000000000000000 satp 90208000000afcd1 x0/zero 0000000000000000 x1/ra ffffffff802f81da x2/sp ffff8f800cc36cf0 x3/gp ffffffff89c7e9c0 x4/tp ffffaf801b0acec0 x5/t0 ffff8f800cc36da0 x6/t1 0000000000000054 x7/t2 7320666f20646165 x8/s0 ffff8f800cc36d30 x9/s1 ffff8f800cc36f00 x10/a0 ffffffff90e40f60 x11/a1 000000000000000a x12/a2 ffffffff90e40f60 x13/a3 ffffffff802f81cc x14/a4 fffffffef21c81ec x15/a5 0000000000000000 x16/a6 0000000000000003 x17/a7 ffff8f800cc36d07 x18/s2 dfffffff00000000 x19/s3 ffffffff90e40f60 x20/s4 0000000000000000 x21/s5 0000000000000017 x22/s6 0000000000000000 x23/s7 0000000000000800 x24/s8 ffff8f800cc36d90 x25/s9 0000000000000000 x26/s10 00000000000007e7 x27/s11 1ffff1f001986de2 x28/t3 ffff8f800cc36da0 x29/t4 ffff8f800cc36da0 x30/t5 fffff1ef01986da1 x31/t6 ffff8f800cc36da6 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