last executing test programs: 25.874149831s ago: executing program 1 (id=2): r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000140), 0x802, 0x0) ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000380)={{0xd9, 0xfff, 0x4b, 0x8009}, 'syz0\x00', 0x11}) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) r1 = syz_open_dev$evdev(&(0x7f0000000040), 0xfffffffffffffffe, 0x2) r2 = dup3(r1, r0, 0x80000) write$UHID_INPUT(r2, 0x0, 0x0) 9.401843152s ago: executing program 1 (id=3): r0 = socket$inet6(0xa, 0x800000000000002, 0x0) sendmmsg$inet6(r0, &(0x7f0000003080)=[{{&(0x7f0000000080)={0xa, 0x4e23, 0x2455, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x2}, 0x1c, 0x0, 0x0, &(0x7f0000001840)=[@hoplimit_2292={{0x14, 0x29, 0x8, 0x9}}, @tclass={{0x14, 0x29, 0x43, 0x3}}], 0x30}}], 0x1, 0x400c404) 6.810446627s ago: executing program 0 (id=1): r0 = socket$inet6(0xa, 0x80002, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e20, 0xfffffffc, @ipv4={'\x00', '\xff\xff', @remote}, 0x1}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0x3c, &(0x7f0000000100)={0x200000000000001}, 0x8) sendmmsg$inet6(r0, &(0x7f0000003cc0)=[{{0x0, 0x0, &(0x7f0000003980), 0x171}}], 0x400000000000172, 0x4000000) 4.582954991s ago: executing program 1 (id=4): madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0xe) mlock(&(0x7f0000000000/0x800000)=nil, 0x800000) syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) sendmsg$kcm(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x200a4800) madvise(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x19) 0s ago: executing program 1 (id=5): bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0xc, 0x4, &(0x7f0000000040)=@framed={{0x18, 0x0, 0x0, 0x0, 0x2000, 0x0, 0x0, 0x0, 0x100000}, [@ldst={0x3, 0x2, 0x3, 0x1, 0x0, 0x21}]}, &(0x7f0000000240)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x20, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:13480' (ED25519) to the list of known hosts. syzkaller login: [ 779.276573][ T3229] cgroup: Unknown subsys name 'net' [ 780.077390][ T3229] cgroup: Unknown subsys name 'cpuset' [ 780.317006][ T3229] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 877.281259][ T3229] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 1110.341975][ T3246] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1110.550641][ T3246] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1114.016652][ T3247] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1114.270937][ T3247] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1131.543584][ T3246] hsr_slave_0: entered promiscuous mode [ 1131.662857][ T3246] hsr_slave_1: entered promiscuous mode [ 1138.401664][ T3247] hsr_slave_0: entered promiscuous mode [ 1138.492517][ T3247] hsr_slave_1: entered promiscuous mode [ 1138.564396][ T3247] debugfs: 'hsr0' already exists in 'hsr' [ 1138.584765][ T3247] Cannot create hsr debugfs directory [ 1150.816810][ T3246] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1151.146405][ T3246] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1151.386994][ T3246] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1151.983871][ T3246] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1155.665481][ T3247] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1155.935626][ T3247] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1156.095541][ T3247] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1156.421730][ T3247] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1173.393441][ T3246] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1185.151771][ T3247] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1248.984690][ T3246] veth0_vlan: entered promiscuous mode [ 1250.734317][ T3246] veth1_vlan: entered promiscuous mode [ 1254.224855][ T3246] veth0_macvtap: entered promiscuous mode [ 1254.861734][ T3246] veth1_macvtap: entered promiscuous mode [ 1258.570657][ T1045] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1258.715343][ T1045] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1258.733494][ T1045] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1258.737578][ T1045] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1265.619708][ T3246] 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. [ 1273.626904][ T3247] veth0_vlan: entered promiscuous mode [ 1274.289012][ T3247] veth1_vlan: entered promiscuous mode [ 1276.901673][ T3247] veth0_macvtap: entered promiscuous mode [ 1277.366096][ T3247] veth1_macvtap: entered promiscuous mode [ 1279.207325][ T3865] input: syz0 as /devices/virtual/input/input0 [ 1279.655682][ T3263] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1279.805552][ T1045] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1279.938910][ T1045] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1279.952203][ T1045] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1293.981641][ C0] ------------[ cut here ]------------ [ 1293.982210][ C0] kernel BUG at [] mm/page_table_check.c:142! [ 1293.983885][ C0] Kernel BUG [#1] [ 1293.984262][ C0] Modules linked in: [ 1293.985795][ C0] CPU: 0 UID: 0 PID: 3876 Comm: syz.1.4 Not tainted syzkaller #0 PREEMPT [ 1293.986609][ C0] Hardware name: riscv-virtio,qemu (DT) [ 1293.987361][ C0] epc : __page_table_check_zero+0x396/0x544 [ 1293.990241][ C0] ra : __page_table_check_zero+0x396/0x544 [ 1293.991106][ C0] epc : ffffffff80bfdcce ra : ffffffff80bfdcce sp : ffff8f800a4a73e0 [ 1293.991599][ C0] gp : ffffffff89f9df20 tp : ffffaf801b064f80 t0 : ffff8f800a4a7380 [ 1293.992091][ C0] t1 : fffff5ef02699009 t2 : 0000000000000000 s0 : ffff8f800a4a7450 [ 1293.992587][ C0] s1 : ffffaf80134c8048 a0 : 0000000000000005 a1 : 0000000000000000 [ 1293.993039][ C0] a2 : 0000000000000002 a3 : ffffffff80bfdcce a4 : 0000000000000000 [ 1293.993489][ C0] a5 : ffffaf801b065f80 a6 : 0000000000000003 a7 : ffffaf80134c804b [ 1293.994002][ C0] s2 : 0000000000000001 s3 : 0000000000000000 s4 : ffffaf80134c8000 [ 1293.994506][ C0] s5 : dfffffff00000000 s6 : 00000000000b2800 s7 : 0000000000000200 [ 1293.995147][ C0] s8 : 0000000000000009 s9 : 0000000000007fff s10: fffffffef1416bb0 [ 1293.995644][ C0] s11: ffffffff8a0b5d80 t3 : 0000000000000001 t4 : fffff5ef02699009 [ 1293.996298][ C0] t5 : fffff5ef0269900a t6 : 0000000000000002 ssp : 0000000000000000 [ 1293.996764][ C0] status: 0000000200000120 badaddr: ffffffff80bfdcce cause: 0000000000000003 [ 1293.997688][ C0] [] __page_table_check_zero+0x396/0x544 [ 1293.999087][ C0] [] free_unref_folios+0xa22/0x1dc8 [ 1293.999856][ C0] [] folios_put_refs+0x41c/0x61c [ 1294.000685][ C0] [] free_pages_and_swap_cache+0x29c/0x480 [ 1294.001293][ C0] [] __tlb_batch_free_encoded_pages+0xe4/0x25c [ 1294.001673][ C0] [] tlb_finish_mmu+0x188/0x824 [ 1294.002072][ C0] [] exit_mmap+0x396/0xca8 [ 1294.002382][ C0] [] __mmput+0x106/0x3d0 [ 1294.002825][ C0] [] mmput+0x74/0x88 [ 1294.003270][ C0] [] do_exit+0x792/0x2828 [ 1294.003662][ C0] [] __riscv_sys_exit+0x48/0x54 [ 1294.004222][ C0] [] syscall_handler+0x92/0x114 [ 1294.004958][ C0] [] do_trap_ecall_u+0x3d2/0x58c [ 1294.005523][ C0] [] handle_exception+0x15e/0x16a [ 1294.006711][ C0] Code: 7f80 8526 c0ef ec3f 8a2a b791 6097 ff90 80e7 7e60 (9002) 6097 [ 1294.008045][ C0] ---[ end trace 0000000000000000 ]--- [ 1294.010153][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 1294.011310][ C0] SMP: stopping secondary CPUs VM DIAGNOSIS: 22:15:54 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff800875e6 mhartid 0000000000000000 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 ffffffff81a695d4 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000001 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080049000 sscratch 0000000000000000 satp 9016f000000b0413 x0/zero 0000000000000000 x1/ra ffffffff800875e2 x2/sp ffff8f8000017e10 x3/gp ffffffff89f9df20 x4/tp ffffaf801278b500 x5/t0 ffff8f8000010000 x6/t1 fffffffef1415538 x7/t2 ffffffff9136c6e8 x8/s0 ffff8f8000017e40 x9/s1 ffffffff8680cf28 x10/a0 0000000000000001 x11/a1 0000000000000004 x12/a2 0000000000000001 x13/a3 ffffffff800875e2 x14/a4 0000000000000000 x15/a5 ffffaf801278b500 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 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 ffffffff80503ffe mhartid 0000000000000001 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 0000000080047000 sscratch 0000000000000000 satp 9016e000000ae68f x0/zero 0000000000000000 x1/ra ffffffff8030df44 x2/sp ffff8f800a4a6da0 x3/gp ffffffff89f9df20 x4/tp ffffaf801b064f80 x5/t0 5f5f203a20637065 x6/t1 fffffffef222d416 x7/t2 705f5f203a206370 x8/s0 ffff8f800a4a6f50 x9/s1 dfffffff00000000 x10/a0 0000000000000000 x11/a1 0000000000000041 x12/a2 0000004100000000 x13/a3 ffffffff8030df06 x14/a4 0000000000000327 x15/a5 0000000000000000 x16/a6 0000000000ff0100 x17/a7 ffffffff9116a0b6 x18/s2 ffff8f800a4a6ee0 x19/s3 0000000000000000 x20/s4 1ffff1f001494df2 x21/s5 1ffffffff11b15a7 x22/s6 0000000000000000 x23/s7 ffffffff88d8ad38 x24/s8 ffff8f800a4a6fc0 x25/s9 ffffffff88d8ace0 x26/s10 0000000000000041 x27/s11 ffff8f800a4a6f90 x28/t3 ffffffff9116a0b7 x29/t4 fffffffef222d414 x30/t5 fffffffef222d417 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