last executing test programs: 15.985147237s ago: executing program 0 (id=1): r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=@ipv4_newnexthop={0x20, 0x68, 0x401, 0x0, 0x0, {}, [@NHA_OIF={0x8, 0x5, 0x1}]}, 0x20}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=@newnexthop={0x2c, 0x68, 0x501, 0x0, 0x0, {0x0, 0x0, 0x1}, [@NHA_ENCAP_TYPE={0x6, 0x7, 0xb}, @NHA_GROUP={0xc, 0x2, [{0x1, 0x2}]}]}, 0x2c}}, 0x0) 12.437536477s ago: executing program 1 (id=2): r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff7ffc}]}) close_range(r0, 0xffffffffffffffff, 0x2) r1 = fsopen(&(0x7f00000003c0)='cgroup2\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) r2 = fsmount(r1, 0x0, 0x0) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000640)=ANY=[@ANYRES32=r2, @ANYRES32=r2], 0x20) 142.226279ms ago: executing program 1 (id=3): bpf$MAP_CREATE(0x0, &(0x7f0000000580)=ANY=[@ANYBLOB="1b000000000000"], 0x50) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000005c0)=@base={0xa, 0x3, 0x2, 0x7, 0x40, 0xffffffffffffffff, 0x10000}, 0x50) close(r0) socket(0x10, 0x3, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x2281, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xa, 0x400000000008d}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) sched_setscheduler(r1, 0x1, &(0x7f0000000240)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x4000087, 0x2, 0x0) r4 = socket(0x840000000002, 0x3, 0x100) connect$inet(r4, &(0x7f0000000000)={0x2, 0x4e24, @remote}, 0x61) sendmmsg$inet(r4, &(0x7f0000005240), 0x4000095, 0xa00) 0s ago: executing program 0 (id=4): setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(0xffffffffffffffff, 0x10e, 0x1, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, 0x0, 0x0) madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe) mlock(&(0x7f0000000000/0x800000)=nil, 0x800000) mremap(&(0x7f0000724000/0x4000)=nil, 0x4000, 0x4000, 0x3, &(0x7f0000290000/0x4000)=nil) r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./cgroup.cpu/memory.force_empty\x00', 0x2, 0x0) write(r1, &(0x7f00000000c0)="3078f7039f0a00b380ae8b0a", 0xc) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:20490' (ED25519) to the list of known hosts. syzkaller login: [ 510.539574][ T3209] cgroup: Unknown subsys name 'net' [ 511.327104][ T3209] cgroup: Unknown subsys name 'cpuset' [ 511.436771][ T3209] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 600.744312][ T3209] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 766.172995][ T3221] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 766.972298][ T3221] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 770.583944][ T3224] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 770.802809][ T3224] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 781.181039][ T3221] hsr_slave_0: entered promiscuous mode [ 781.382365][ T3221] hsr_slave_1: entered promiscuous mode [ 784.579534][ T3224] hsr_slave_0: entered promiscuous mode [ 784.616804][ T3224] hsr_slave_1: entered promiscuous mode [ 784.667641][ T3224] debugfs: 'hsr0' already exists in 'hsr' [ 784.669078][ T3224] Cannot create hsr debugfs directory [ 798.123375][ T3221] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 798.401027][ T3221] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 798.461597][ T3221] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 799.061225][ T3221] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 799.161270][ T3221] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 799.470653][ T3221] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 799.937948][ T3221] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 800.042227][ T3221] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 802.143390][ T3224] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 802.326792][ T3224] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 802.403475][ T3224] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 802.551685][ T3224] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 802.618503][ T3224] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 802.730874][ T3224] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 802.793717][ T3224] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 803.825080][ T3224] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 812.827950][ T3221] 8021q: adding VLAN 0 to HW filter on device bond0 [ 816.239706][ T3224] 8021q: adding VLAN 0 to HW filter on device bond0 [ 863.752060][ T3221] veth0_vlan: entered promiscuous mode [ 865.240577][ T3221] veth1_vlan: entered promiscuous mode [ 865.583308][ T3224] veth0_vlan: entered promiscuous mode [ 867.023066][ T3224] veth1_vlan: entered promiscuous mode [ 869.143537][ T3221] veth0_macvtap: entered promiscuous mode [ 870.153651][ T3221] veth1_macvtap: entered promiscuous mode [ 871.015838][ T3224] veth0_macvtap: entered promiscuous mode [ 872.209138][ T3224] veth1_macvtap: entered promiscuous mode [ 874.453035][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 874.492717][ T27] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 874.788463][ T3318] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 874.799887][ T3318] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 877.619954][ T3302] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 877.624262][ T3302] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 878.063203][ T3302] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 878.612155][ T3302] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 882.891712][ T3221] soft_limit_in_bytes is deprecated and will be removed. Writing any value to this file has no effect. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 901.908593][ C0] ------------[ cut here ]------------ [ 901.908871][ C0] kernel BUG at [] mm/page_table_check.c:118! [ 901.909765][ C0] Kernel BUG [#1] [ 901.913792][ C0] Modules linked in: [ 901.916015][ C0] CPU: 0 UID: 0 PID: 3843 Comm: syz.0.4 Not tainted syzkaller #0 PREEMPT [ 901.918342][ C0] Hardware name: riscv-virtio,qemu (DT) [ 901.919734][ C0] epc : page_table_check_set+0x9ca/0xc72 [ 901.922330][ C0] ra : page_table_check_set+0x9ca/0xc72 [ 901.923743][ C0] epc : ffffffff80cbd16e ra : ffffffff80cbd16e sp : ffff8f8009cf6dc0 [ 901.925422][ C0] gp : ffffffff8a6d9c00 tp : ffffaf801c0d0000 t0 : ffff8f8009cf7378 [ 901.927627][ C0] t1 : fffff5ef027a6c09 t2 : ffffffff80acb032 s0 : ffff8f8009cf6e40 [ 901.929194][ C0] s1 : 0000000000000001 a0 : 0000000000000001 a1 : 0000000000000000 [ 901.930796][ C0] a2 : 0000000000080000 a3 : ffffffff80cbd16e a4 : ffff8f800428abc8 [ 901.932325][ C0] a5 : 0000000000031bc8 a6 : 0000000000000003 a7 : ffffaf8013d3604b [ 901.933796][ C0] s2 : 00000000000b3e00 s3 : 0000000000000000 s4 : ffffaf8013d36000 [ 901.935458][ C0] s5 : 0000000000000200 s6 : 0000000000000001 s7 : dfffffff00000000 [ 901.936991][ C0] s8 : ffffffff88e6d260 s9 : 0000000000007fff s10: 0000000000000000 [ 901.938529][ C0] s11: ffffffff8a7f9d60 t3 : 00000000000000c8 t4 : fffff5ef027a6c09 [ 901.940182][ C0] t5 : fffff5ef027a6c0a t6 : 0000000000000002 ssp : 0000000000000000 [ 901.941698][ C0] status: 0000000200000120 badaddr: ffffffff80cbd16e cause: 0000000000000003 [ 901.943725][ C0] [] page_table_check_set+0x9ca/0xc72 [ 901.945848][ C0] [] __page_table_check_ptes_set+0x23c/0x4a4 [ 901.947764][ C0] [] split_huge_pmd_locked+0x1f00/0x241e [ 901.949508][ C0] [] __split_huge_pmd+0x2aa/0x3d4 [ 901.951326][ C0] [] vma_adjust_trans_huge+0x272/0x4b2 [ 901.953088][ C0] [] __split_vma+0xbce/0x1f38 [ 901.954877][ C0] [] vms_gather_munmap_vmas+0x1dc/0x160a [ 901.956760][ C0] [] do_vmi_align_munmap+0x240/0x6d6 [ 901.959065][ C0] [] do_vmi_munmap+0x1ce/0x3bc [ 901.961252][ C0] [] do_munmap+0xd4/0x10a [ 901.963249][ C0] [] mremap_to+0x28c/0x474 [ 901.965257][ C0] [] __do_sys_mremap+0x730/0x1490 [ 901.967574][ C0] [] __riscv_sys_mremap+0xa0/0x15a [ 901.969742][ C0] [] syscall_handler+0x92/0x114 [ 901.971840][ C0] [] do_trap_ecall_u+0x4ca/0x658 [ 901.973895][ C0] [] handle_exception+0x168/0x174 [ 901.976673][ C0] Code: 3097 ff88 80e7 a900 82e3 e404 3097 ff88 80e7 f8e0 (9002) 3097 [ 901.980333][ C0] ---[ end trace 0000000000000000 ]--- [ 901.982984][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 901.985646][ C0] SMP: stopping secondary CPUs [ 901.988492][ C0] Rebooting in 86400 seconds.. VM DIAGNOSIS: 11:53:32 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff865dc02a mhartid 0000000000000000 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000220 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f4b509 hedeleg 0000000000000000 mtvec 00000000800004f8 stvec ffffffff8663b0b0 vstvec 0000000000000000 mepc ffffffff80095c36 sepc ffffffff80cbd16e vsepc 0000000000000000 mcause 0000000000000009 scause 0000000000000003 vscause 0000000000000000 mtval 0000000000000000 stval ffffffff80cbd16e htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080049000 sscratch 0000000000000000 satp 901ad000000affed x0/zero 0000000000000000 x1/ra ffffffff865dc02a x2/sp ffff8f8009cf6920 x3/gp ffffffff8a6d9c00 x4/tp ffffaf801c0d0000 x5/t0 ffff8f8009cf67a4 x6/t1 fffff5ef0b977322 x7/t2 6c2073656c75646f x8/s0 ffff8f8009cf6960 x9/s1 ffff8f8009cf69a0 x10/a0 ffff8f8009cf69a0 x11/a1 ffffffff86c2f2c0 x12/a2 0000000000000000 x13/a3 ffffffff865dc02a x14/a4 0000000000000000 x15/a5 ffffaf801c0d0000 x16/a6 000000001f000100 x17/a7 1ffff1f00139ed30 x18/s2 000000000000014a x19/s3 ffffffff86c2f2c0 x20/s4 ffffaf807fc80e00 x21/s5 ffffffff8a7ee8c0 x22/s6 0000000000000000 x23/s7 0000000000000f03 x24/s8 ffffffff88e6d260 x25/s9 ffff8f8009cf6a00 x26/s10 0000000000000000 x27/s11 ffffffff8a7f9d60 x28/t3 ffffffff882a15c0 x29/t4 fffff5ef0b977322 x30/t5 fffff5ef0b977323 x31/t6 ffff8f8009cf6438 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 ffffffff8053fbc6 mhartid 0000000000000001 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f4b509 hedeleg 0000000000000000 mtvec 00000000800004f8 stvec ffffffff8663b0b0 vstvec 0000000000000000 mepc ffffffff8007eb88 sepc ffffffff8053fc3e vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080047000 sscratch 0000000000000000 satp 90134000000afe07 x0/zero 0000000000000000 x1/ra ffffffff80421188 x2/sp ffff8f80000175e0 x3/gp ffffffff8a6d9c00 x4/tp ffffaf8015320000 x5/t0 0000989680000000 x6/t1 fffff1ef00002ea0 x7/t2 0000000000000384 x8/s0 ffff8f80000175e0 x9/s1 ffffaf805cbf5220 x10/a0 0000000000000000 x11/a1 0000000000000001 x12/a2 0000082800000000 x13/a3 ffffffff8041e0c8 x14/a4 ffffaf805cbe14d1 x15/a5 ffffaf8015320000 x16/a6 0000082800000000 x17/a7 0000000000000003 x18/s2 000000d1c74bffac x19/s3 ffffaf805cbe1540 x20/s4 000000d1c74bffac x21/s5 ffffaf805cbe1480 x22/s6 0000000000000001 x23/s7 0000000000000000 x24/s8 0000000000000000 x25/s9 0000000000000000 x26/s10 1ffff5f00b97c2a8 x27/s11 ffffaf805cbe1598 x28/t3 ffffffff8829f558 x29/t4 fffff1ef00002e58 x30/t5 fffff1ef00002e59 x31/t6 ffffffff918f1ab8 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