last executing test programs: 3.405726757s ago: executing program 2 (id=185): mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='sys_mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='none\x00', &(0x7f0000000100)='sys_mnt\x00', &(0x7f0000000140)='sysfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='dev_mnt\x00', 0x1ff) mount(&(0x7f00000001c0)=@filename='none\x00', &(0x7f0000000200)='dev_mnt\x00', &(0x7f0000000240)='devtmpfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000280)='dict0\x00', 0x42, 0x1ff) write(r0, &(0x7f00000002c0)="00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x100) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000340)='sys_mnt/block/zram0/comp_algorithm\x00', 0x1, 0x0) write(r1, &(0x7f0000000380)='zstd', 0x4) close(r1) r2 = openat(0xffffffffffffff9c, &(0x7f00000003c0)='sys_mnt/block/zram0/algorithm_params\x00', 0x1, 0x0) write(r2, &(0x7f0000000400)='algo=zstd dict=dict0 level=11', 0x1d) r3 = openat(0xffffffffffffff9c, &(0x7f0000000440)='sys_mnt/block/zram0/disksize\x00', 0x1, 0x0) write(r3, &(0x7f0000000480)='10485760', 0x8) close(r3) openat(0xffffffffffffff9c, 0x0, 0x2, 0x0) 3.405315127s ago: executing program 2 (id=186): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./tracefs_dir\x00', 0x1ff) mount(&(0x7f0000000080)=@filename='nodev\x00', &(0x7f00000000c0)='./tracefs_dir\x00', 0x0, 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs_dir/buffer_size_kb\x00', 0x1, 0x0) write(r0, &(0x7f0000000180)='100\x00', 0x4) write(r0, &(0x7f00000001c0)='200\x00', 0x4) write(r0, &(0x7f0000000200)='300\x00', 0x4) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./tracefs_dir/buffer_subbuf_size_kb\x00', 0x1, 0x0) write(r1, &(0x7f0000000280)='8\x00', 0x2) write(r1, &(0x7f00000002c0)='16\x00', 0x3) r2 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./tracefs_dir/trace\x00', 0x0, 0x0) read(r2, &(0x7f0000000340), 0x1000) close(r2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./tracefs_dir/free_buffer\x00', 0x1, 0x0) write(r3, &(0x7f00000003c0)='1\x00', 0x2) write(r0, &(0x7f0000000400)='400\x00', 0x4) write(r1, &(0x7f0000000440)='4\x00', 0x2) r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./tracefs_dir/trace\x00', 0x0, 0x0) read(r4, &(0x7f00000004c0), 0x1000) close(r4) r5 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./tracefs_dir/trace_marker\x00', 0x1, 0x0) write(r5, &(0x7f0000000540)='hello\x00', 0x6) close(r5) close(r0) close(r1) close(r3) 3.352082258s ago: executing program 2 (id=189): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./tracefs_dir\x00', 0x1ff) mount(&(0x7f0000000080)=@filename='nodev\x00', &(0x7f00000000c0)='./tracefs_dir\x00', &(0x7f0000000100)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs_dir/buffer_size_kb\x00', 0x1, 0x0) write(r0, &(0x7f0000000180)='100\x00', 0x4) write(r0, &(0x7f00000001c0)='200\x00', 0x4) write(r0, &(0x7f0000000200)='300\x00', 0x4) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./tracefs_dir/buffer_subbuf_size_kb\x00', 0x1, 0x0) write(r1, &(0x7f0000000280)='8\x00', 0x2) write(r1, &(0x7f00000002c0)='16\x00', 0x3) r2 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./tracefs_dir/trace\x00', 0x0, 0x0) read(r2, &(0x7f0000000340), 0x1000) close(r2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./tracefs_dir/free_buffer\x00', 0x1, 0x0) write(r3, &(0x7f00000003c0)='1\x00', 0x2) write(r0, &(0x7f0000000400)='400\x00', 0x4) write(r1, &(0x7f0000000440), 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./tracefs_dir/trace\x00', 0x0, 0x0) read(r4, &(0x7f00000004c0), 0x1000) close(r4) r5 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./tracefs_dir/trace_marker\x00', 0x1, 0x0) write(r5, &(0x7f0000000540)='hello\x00', 0x6) close(r5) close(r0) close(r1) close(r3) 3.330815478s ago: executing program 2 (id=191): r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000240)=ANY=[@ANYBLOB="12010000772904202404019957c2010203010902240001000010000904430002317d5500090502020002020000090582020002"], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$lan78xx(r0, 0x0, &(0x7f0000000400)={0x34, &(0x7f0000000340)=ANY=[@ANYBLOB="0014af"], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000cc0)={0x44, &(0x7f0000000a80)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, &(0x7f0000000d40)={0x84, &(0x7f0000000740)={0x20, 0x15, 0x4, "8b27be98"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$uac3(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f00000004c0)={0x44, &(0x7f0000000180)={0x40, 0xd, 0x4, "fef890a8"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$rtl8150(r0, 0x0, &(0x7f0000000380)={0x2c, &(0x7f00000001c0)={0x0, 0xd, 0x4, "6c57ef8b"}, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$lan78xx(r0, 0x0, &(0x7f0000001540)={0x34, &(0x7f0000001380)={0x20, 0x8, 0x4, "494e6ad8"}, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$rtl8150(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, &(0x7f0000000840)={0x84, &(0x7f00000002c0)={0x20, 0x14, 0x4, "79ee2ecd"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$lan78xx(r0, 0x0, 0x0) 2.177400957s ago: executing program 3 (id=211): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/idVendor\x00', 0x1, 0x0) write(r0, &(0x7f0000000180)='0x0525', 0x6) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./config/usb_gadget/g1/idProduct\x00', 0x1, 0x0) close(r1) mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./config/usb_gadget/g1/strings/0x409\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./config/usb_gadget/g1/functions/gser.usb0\x00', 0x1ff) symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/gser.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000380)='./config/usb_gadget/g1/configs/c.1/gser.usb0\x00') close(0xffffffffffffffff) r2 = syz_usb_connect(0x0, 0x32, &(0x7f0000000500)=ANY=[@ANYBLOB="12010002000000402505a7a400000102030109022000010100803209040000020a0000000705810240000007050202400000"], 0x0) nanosleep(&(0x7f0000000600)={0x0, 0x1dcd6500}, 0x0) syz_usb_disconnect(r2) nanosleep(&(0x7f0000000600)={0x0, 0xbebc200}, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r3, &(0x7f0000000700)='\n', 0x1) close(r3) 1.408378386s ago: executing program 0 (id=219): mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='sys_mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='none\x00', &(0x7f0000000100)='sys_mnt\x00', &(0x7f0000000140)='sysfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='dev_mnt\x00', 0x1ff) mount(&(0x7f00000001c0)=@filename='none\x00', &(0x7f0000000200)='dev_mnt\x00', &(0x7f0000000240)='devtmpfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000280)='dict0\x00', 0x42, 0x1ff) write(r0, &(0x7f00000002c0)="00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x100) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000340)='sys_mnt/block/zram0/comp_algorithm\x00', 0x1, 0x0) write(r1, &(0x7f0000000380)='zstd', 0x4) close(r1) write(0xffffffffffffffff, &(0x7f0000000400)='algo=zstd dict=dict0 level=11', 0x1d) close(0xffffffffffffffff) r2 = openat(0xffffffffffffff9c, &(0x7f0000000440)='sys_mnt/block/zram0/disksize\x00', 0x1, 0x0) write(r2, &(0x7f0000000480)='10485760', 0x8) r3 = openat(0xffffffffffffff9c, &(0x7f00000004c0)='dev_mnt/zram0\x00', 0x2, 0x0) write(r3, &(0x7f0000000500)="00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabb", 0x3c) close(r3) 1.376602087s ago: executing program 0 (id=220): socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0x0, 0x0}) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) mount(0x0, &(0x7f0000000140)='./sys\x00', 0x0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./config/usb_gadget/g1\x00', 0x1ff) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./config/usb_gadget/g1/idVendor\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0x1234', 0x6) r3 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./config/usb_gadget/g1/idProduct\x00', 0x1, 0x0) write(r3, &(0x7f00000002c0)='0x5678\n', 0x7) mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./config/usb_gadget/g1/functions/acm.usb0\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000380)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) symlinkat(&(0x7f0000000400)='./config/usb_gadget/g1/functions/acm.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000480)='./config/usb_gadget/g1/configs/c.1/acm.usb0\x00') r4 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r4, &(0x7f0000000540)='usbip-vudc.0\n\x00', 0xd) r5 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/devices/platform/usbip-vudc.0/usbip_sockfd\x00', 0x1, 0x0) write(r5, &(0x7f0000000640)='3\n\x00', 0x2) nanosleep(&(0x7f0000000800)={0x0, 0x5f5e100}, 0x0) write(r1, &(0x7f0000000700)="000000010000000100"/48, 0x30) nanosleep(&(0x7f0000000800)={0x0, 0x5f5e100}, 0x0) r6 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/devices/platform/usbip-vudc.0/usbip_sockfd\x00', 0x1, 0x0) write(r6, &(0x7f0000000640)='-1\n\x00', 0x3) close(r0) nanosleep(&(0x7f0000000800)={0x0, 0xbebc200}, 0x0) 1.043285815s ago: executing program 0 (id=224): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000280), 0x2501, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000003c0)={[0x60000000004, 0x7, 0x1, 0x41, 0xc3d, 0x0, 0x2004cb, 0xffffffdfffffffff, 0xa1d, 0x7, 0x100005, 0x79, 0x3, 0x2], 0x3332d000, 0x202}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_SET_SREGS(r2, 0x4138ae84, &(0x7f0000000100)={{0x4000, 0xe000, 0x0, 0x77, 0x0, 0x3, 0xcb, 0x2, 0x0, 0x6, 0x6, 0xf4}, {0x2, 0x9000, 0x3, 0xeb, 0x2, 0x0, 0x0, 0xff, 0x7, 0x0, 0x3}, {0xeeee0000, 0x1000, 0xe, 0x0, 0x7, 0xc4, 0x5, 0x1, 0x55, 0x3, 0x4, 0xfc}, {0x1, 0x0, 0x9, 0x4, 0x81, 0x0, 0x9, 0x0, 0x3, 0x0, 0x9}, {0x0, 0xffff1000, 0x3, 0x1, 0x0, 0x4, 0x0, 0x6, 0x2, 0x34, 0xff}, {0xffff1000, 0x1, 0x0, 0x78, 0x8, 0x0, 0x2, 0x1c, 0xa3, 0xff, 0x5}, {0xeeee8000, 0xdddd1000, 0xa, 0x7, 0x0, 0x0, 0x7, 0x20, 0x0, 0x3}, {0x0, 0x6000, 0xa, 0x0, 0xa4, 0x7, 0x8, 0x40, 0x26, 0x0, 0x0, 0xfe}, {0x80a0000, 0x9}, {0x3000, 0xfffd}, 0xddf8ffdb, 0x0, 0x40000, 0x120, 0x0, 0xf801, 0xdddd1000, [0x80000001, 0x0, 0xfffffdffffffffff, 0xfffffffeffffffff]}) ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000040)=@arm64={0x4, 0xb, 0xfe, '\x00', 0x8}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 970.949577ms ago: executing program 1 (id=226): syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000000)=[@textreal={0x8, &(0x7f0000000140)="0f22200fc76bd2baf80cba610066b80c00000066ef66efbafc0cec2888890a825b0099f30fbd37baf80c66b8b7fabf8e66efbafc0cb000ee2e0f060fc1350f78b20000", 0x43}], 0x1, 0x8, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x101000, 0x0) syz_kvm_add_vcpu$x86(0x0, &(0x7f00000000c0)={0x0, &(0x7f0000000100)=[@enable_nested={0x12c, 0x18}, @nested_load_code={0x12e, 0x19, {0x0, "f4"}}, @nested_vmlaunch={0x12f, 0x18}], 0x49}) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_IRQCHIP(r1, 0x8208ae63, &(0x7f0000000280)={0x1, 0x0, @pic={0x4, 0x7, 0xe1, 0x81, 0x9, 0x80, 0x40, 0x41, 0xfb, 0x1, 0xc, 0x4, 0x2, 0x41, 0x1, 0xf7}}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000000)={[0x6e, 0x0, 0x5, 0x20, 0x3, 0x2, 0x106c, 0x100, 0x8000000000000001, 0x80000004000080, 0x380000, 0x8, 0x8, 0x4, 0x0, 0x8000], 0x1, 0x3c4210}) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f00000000c0)={0x5}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 970.413507ms ago: executing program 0 (id=227): mknod$loop(&(0x7f0000000140)='./file0\x00', 0xfff, 0x1) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000001c0), 0x42, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x80, &(0x7f0000002140)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f0000006300)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000040)={0x50, 0x0, r1, {0x7, 0x1f, 0x0, 0x34014c40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10}}, 0x50) syz_fuse_handle_req(r0, &(0x7f00000021c0)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000060000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dc4e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ba045abcd5dfc67d00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000081000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x2000, 0x0) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000c80)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)={0x78, 0x0, 0x6, {0x8, 0xfffffffe, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x3966, 0x1, 0x8000, 0xfffffffc, r2, r3, 0x1, 0x4}}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r4 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./file0\x00', 0x80101, 0x101) write$tcp_congestion(r4, &(0x7f00000000c0)='lp\x00', 0xfffffdef) dup2(r4, r0) write$FUSE_NOTIFY_POLL(r0, &(0x7f0000000100)={0xfffffffffffffeab, 0x1, 0x0, {0x2}}, 0xffffffe8) 901.179878ms ago: executing program 1 (id=228): mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='sys_mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='none\x00', &(0x7f0000000100)='sys_mnt\x00', &(0x7f0000000140)='sysfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='dev_mnt\x00', 0x1ff) mount(&(0x7f00000001c0)=@filename='none\x00', &(0x7f0000000200)='dev_mnt\x00', &(0x7f0000000240)='devtmpfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000280)='dict0\x00', 0x42, 0x1ff) write(r0, &(0x7f00000002c0)="00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x100) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000340)='sys_mnt/block/zram0/comp_algorithm\x00', 0x1, 0x0) write(r1, &(0x7f0000000380)='zstd', 0x4) close(r1) write(0xffffffffffffffff, &(0x7f0000000400)='algo=zstd dict=dict0 level=11', 0x1d) close(0xffffffffffffffff) r2 = openat(0xffffffffffffff9c, &(0x7f0000000440)='sys_mnt/block/zram0/disksize\x00', 0x1, 0x0) write(r2, &(0x7f0000000480)='10485760', 0x8) r3 = openat(0xffffffffffffff9c, &(0x7f00000004c0)='dev_mnt/zram0\x00', 0x2, 0x0) write(r3, &(0x7f0000000500)="00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabb", 0x3c) close(r3) 872.175729ms ago: executing program 1 (id=229): mount(0x0, &(0x7f00000000a0)='./dev\x00', &(0x7f00000000c0)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./config\x00', &(0x7f0000000080)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/idProduct\x00', 0x1, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./config/usb_gadget/g1/functions/gser.usb0\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) symlinkat(&(0x7f0000000400)='./config/usb_gadget/g1/functions/gser.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000500)='./config/usb_gadget/g1/configs/c.1/gser.usb0\x00') nanosleep(&(0x7f0000000900)={0x0, 0x1dcd6500}, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000800)='./dev/ttyGS0\x00', 0x2, 0x0) write(r0, &(0x7f0000000a00)='hello', 0x5) nanosleep(&(0x7f0000000900)={0x0, 0x1dcd6500}, 0x0) 472.214149ms ago: executing program 3 (id=230): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./tracefs_dir\x00', 0x1ff) mount(&(0x7f0000000080)=@filename='nodev\x00', &(0x7f00000000c0)='./tracefs_dir\x00', &(0x7f0000000100)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) write(r0, &(0x7f0000000180)='100\x00', 0x4) write(r0, &(0x7f00000001c0)='200\x00', 0x4) write(r0, &(0x7f0000000200)='300\x00', 0x4) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./tracefs_dir/buffer_subbuf_size_kb\x00', 0x1, 0x0) write(r1, &(0x7f0000000280)='8\x00', 0x2) write(r1, &(0x7f00000002c0)='16\x00', 0x3) r2 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./tracefs_dir/trace\x00', 0x0, 0x0) read(r2, &(0x7f0000000340), 0x1000) close(r2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./tracefs_dir/free_buffer\x00', 0x1, 0x0) write(r3, &(0x7f00000003c0)='1\x00', 0x2) write(r0, &(0x7f0000000400)='400\x00', 0x4) write(r1, &(0x7f0000000440)='4\x00', 0x2) r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./tracefs_dir/trace\x00', 0x0, 0x0) read(r4, &(0x7f00000004c0), 0x1000) close(r4) r5 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./tracefs_dir/trace_marker\x00', 0x1, 0x0) write(r5, &(0x7f0000000540)='hello\x00', 0x6) close(r5) close(r0) close(r1) close(r3) 471.826199ms ago: executing program 3 (id=231): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./tracefs_dir\x00', 0x1ff) mount(&(0x7f0000000080)=@filename='nodev\x00', &(0x7f00000000c0)='./tracefs_dir\x00', &(0x7f0000000100)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs_dir/buffer_size_kb\x00', 0x1, 0x0) write(r0, &(0x7f0000000180)='100\x00', 0x4) write(r0, &(0x7f00000001c0)='200\x00', 0x4) write(r0, &(0x7f0000000200)='300\x00', 0x4) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./tracefs_dir/buffer_subbuf_size_kb\x00', 0x1, 0x0) write(r1, &(0x7f0000000280)='8\x00', 0x2) write(r1, &(0x7f00000002c0)='16\x00', 0x3) r2 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./tracefs_dir/trace\x00', 0x0, 0x0) read(r2, &(0x7f0000000340), 0x1000) close(r2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./tracefs_dir/free_buffer\x00', 0x1, 0x0) write(r3, &(0x7f00000003c0)='1\x00', 0x2) write(r0, &(0x7f0000000400)='400\x00', 0x4) write(r1, &(0x7f0000000440)='4', 0x1) r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./tracefs_dir/trace\x00', 0x0, 0x0) read(r4, &(0x7f00000004c0), 0x1000) close(r4) r5 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./tracefs_dir/trace_marker\x00', 0x1, 0x0) write(r5, &(0x7f0000000540)='hello\x00', 0x6) close(r5) close(r0) close(r1) close(r3) 448.448529ms ago: executing program 3 (id=232): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = syz_kvm_setup_syzos_vm$x86(r1, &(0x7f00003fb000/0x400000)=nil) r3 = syz_kvm_add_vcpu$x86(r2, 0x0) ioctl$KVM_SET_LAPIC(r3, 0x4400ae8f, &(0x7f0000000900)={"0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000060000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ff010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000806d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000e2ff1c000000000000000000000000000000000000000000960011000000000000000000000000000800000000000000000000000000000000000000000000fbffff0d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f6ae2cff2afa03fd0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005b180000000000000000000000000000000000000000140000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000fdff00000000000000000000000000000000000000000000000000000000000000000000ffff18ed00"}) ioctl$KVM_RUN(r3, 0xae80, 0x0) 337.111942ms ago: executing program 3 (id=233): socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0x0, 0x0}) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) mount(0x0, &(0x7f0000000140)='./sys\x00', 0x0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./config/usb_gadget/g1\x00', 0x1ff) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./config/usb_gadget/g1/idVendor\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0x1234', 0x6) r3 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./config/usb_gadget/g1/idProduct\x00', 0x1, 0x0) write(r3, &(0x7f00000002c0)='0x5678\n', 0x7) mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./config/usb_gadget/g1/functions/acm.usb0\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000380)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) symlinkat(&(0x7f0000000400)='./config/usb_gadget/g1/functions/acm.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000480)='./config/usb_gadget/g1/configs/c.1/acm.usb0\x00') r4 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r4, &(0x7f0000000540)='usbip-vudc.0\n\x00', 0xd) r5 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/devices/platform/usbip-vudc.0/usbip_sockfd\x00', 0x1, 0x0) write(r5, &(0x7f0000000640)='3\n\x00', 0x2) nanosleep(&(0x7f0000000800)={0x0, 0x5f5e100}, 0x0) write(r1, &(0x7f0000000700)="000000010000000100"/48, 0x30) nanosleep(&(0x7f0000000800)={0x0, 0x5f5e100}, 0x0) r6 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/devices/platform/usbip-vudc.0/usbip_sockfd\x00', 0x1, 0x0) write(r6, &(0x7f0000000640)='-1\n\x00', 0x3) close(r0) nanosleep(&(0x7f0000000800)={0x0, 0xbebc200}, 0x0) 306.260833ms ago: executing program 2 (id=234): openat$kvm(0x0, &(0x7f0000000040), 0x0, 0x0) syz_kvm_add_vcpu$x86(0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000280), 0x2501, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000003c0)={[0x60000000004, 0x7, 0x1, 0x41, 0xc3d, 0x0, 0x2004cb, 0xffffffdfffffffff, 0xa1d, 0x7, 0x100005, 0x79, 0x3, 0x2], 0x3332d000, 0x202}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_SET_SREGS(r2, 0x4138ae84, &(0x7f0000000100)={{0x4000, 0x80a0000, 0x0, 0x77, 0x0, 0x3, 0xcb, 0x2, 0x0, 0x6, 0x6, 0xf4}, {0x2, 0x8000000, 0x3, 0xeb, 0x2, 0x0, 0x0, 0xff, 0x7, 0x0, 0x3}, {0xeeee0000, 0x1000, 0xe, 0x0, 0x7, 0xc4, 0x5, 0x1, 0x11, 0x3, 0x4, 0x2}, {0x1, 0x0, 0x9, 0x4, 0x81, 0x0, 0x9, 0x0, 0x3, 0x0, 0x9}, {0x0, 0xffff1000, 0x3, 0x1, 0x0, 0x4, 0x1, 0xb7, 0x2, 0x34, 0xff}, {0xffff1000, 0x60000, 0x0, 0x1f, 0x8, 0x0, 0x2, 0x1c, 0xa3, 0xff, 0x5, 0xfe}, {0xeeee8000, 0xdddd1000, 0xa, 0x7, 0x0, 0x0, 0x7, 0x20, 0x0, 0x3}, {0x0, 0x6000, 0xa, 0x0, 0xa4, 0x7, 0x8, 0x40, 0x26, 0x0, 0x0, 0xfe}, {0x80a0000, 0x9}, {0x3000, 0xfffd}, 0xddf8ffdb, 0x0, 0x0, 0x120, 0x0, 0xf801, 0xdddd1000, [0x67, 0x0, 0xfffffdffffffffff, 0xfffffffeffffffff]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_INTERRUPT(0xffffffffffffffff, 0x4004ae86, &(0x7f0000000000)=0xc45) 298.920163ms ago: executing program 1 (id=235): r0 = openat$kvm(0x0, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = syz_kvm_setup_syzos_vm$x86(r1, &(0x7f0000c00000/0x400000)=nil) r3 = syz_kvm_add_vcpu$x86(r2, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) 169.119006ms ago: executing program 1 (id=236): syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000000)=[@textreal={0x8, &(0x7f0000000140)="0f22200fc76bd2baf80cba610066b80c00000066ef66efbafc0cec2888890a825b0099f30fbd37baf80c66b8b7fabf8e66efbafc0cb000ee2e0f060fc1350f78b20000", 0x43}], 0x1, 0x8, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x101000, 0x0) syz_kvm_add_vcpu$x86(0x0, &(0x7f00000000c0)={0x0, &(0x7f0000000100)=[@enable_nested={0x12c, 0x18}, @nested_load_code={0x12e, 0x19, {0x0, "f4"}}, @nested_vmlaunch={0x12f, 0x18}], 0x49}) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_IRQCHIP(r1, 0x8208ae63, &(0x7f0000000280)={0x1, 0x0, @pic={0x4, 0x7, 0xe1, 0x81, 0x9, 0x80, 0x40, 0x41, 0xfb, 0x1, 0xc, 0x4, 0x2, 0x41, 0x1, 0xf7}}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000000)={[0x6e, 0x0, 0x5, 0x20, 0x3, 0x2, 0x106c, 0x100, 0x8000000000000001, 0x80000004000080, 0x380000, 0x8, 0x8, 0x4, 0x0, 0x8000], 0x1, 0x3c4210}) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f00000000c0)={0x5}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 117.331377ms ago: executing program 0 (id=237): mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='sys_mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='none\x00', &(0x7f0000000100)='sys_mnt\x00', &(0x7f0000000140)='sysfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='dev_mnt\x00', 0x1ff) mount(&(0x7f00000001c0)=@filename='none\x00', &(0x7f0000000200)='dev_mnt\x00', &(0x7f0000000240)='devtmpfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000280)='dict0\x00', 0x42, 0x1ff) write(r0, &(0x7f00000002c0)="00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x100) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000340)='sys_mnt/block/zram0/comp_algorithm\x00', 0x1, 0x0) write(r1, &(0x7f0000000380)='zstd', 0x4) close(r1) write(0xffffffffffffffff, &(0x7f0000000400)='algo=zstd dict=dict0 level=11', 0x1d) close(0xffffffffffffffff) r2 = openat(0xffffffffffffff9c, &(0x7f0000000440)='sys_mnt/block/zram0/disksize\x00', 0x1, 0x0) write(r2, &(0x7f0000000480)='10485760', 0x8) r3 = openat(0xffffffffffffff9c, &(0x7f00000004c0)='dev_mnt/zram0\x00', 0x2, 0x0) write(r3, &(0x7f0000000500)="00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabb", 0x3c) close(r3) 72.770199ms ago: executing program 0 (id=238): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/idVendor\x00', 0x1, 0x0) write(r0, &(0x7f0000000180)='0x0525', 0x6) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./config/usb_gadget/g1/idProduct\x00', 0x1, 0x0) close(r1) mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./config/usb_gadget/g1/strings/0x409\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./config/usb_gadget/g1/functions/gser.usb0\x00', 0x1ff) symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/gser.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000380)='./config/usb_gadget/g1/configs/c.1/gser.usb0\x00') close(0xffffffffffffffff) r2 = syz_usb_connect(0x0, 0x32, &(0x7f0000000500)=ANY=[@ANYBLOB="12010002000000402505a7a400000102030109022000010100803209040000020a0000000705810240000007050202400000"], 0x0) nanosleep(&(0x7f0000000600)={0x0, 0x1dcd6500}, 0x0) syz_usb_disconnect(r2) nanosleep(&(0x7f0000000600)={0x0, 0xbebc200}, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r3, &(0x7f0000000700)='\n', 0x1) close(r3) 67.040819ms ago: executing program 1 (id=239): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000280), 0x2501, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000003c0)={[0x60000000004, 0x7, 0x1, 0x41, 0xc3d, 0x0, 0x2004cb, 0xffffffdfffffffff, 0xa1d, 0x7, 0x100005, 0x79, 0x3, 0x2], 0x3332d000, 0x202}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_SET_SREGS(r2, 0x4138ae84, &(0x7f0000000100)={{0x4000, 0xe000, 0x0, 0x77, 0x0, 0x3, 0xcb, 0x2, 0x0, 0x6, 0x6, 0xf4}, {0x2, 0x9000, 0x3, 0xeb, 0x2, 0x0, 0x0, 0xff, 0x7, 0x0, 0x3}, {0xeeee0000, 0x1000, 0xe, 0x0, 0x7, 0xc4, 0x5, 0x1, 0x55, 0x3, 0x4, 0xfc}, {0x1, 0x0, 0x9, 0x4, 0x81, 0x0, 0x9, 0x0, 0x3, 0x0, 0x9}, {0x0, 0xffff1000, 0x3, 0x1, 0x0, 0x4, 0x0, 0x6, 0x2, 0x34, 0xff}, {0xffff1000, 0x1, 0x0, 0x78, 0x8, 0x0, 0x2, 0x1c, 0xa3, 0xff, 0x5}, {0xeeee8000, 0xdddd1000, 0xa, 0x7, 0x0, 0x0, 0x7, 0x20, 0x0, 0x3}, {0x0, 0x6000, 0xa, 0x0, 0xa4, 0x7, 0x8, 0x40, 0x26, 0x0, 0x0, 0xfe}, {0x80a0000, 0x9}, {0x3000, 0xfffd}, 0xddf8ffdb, 0x0, 0x40000, 0x120, 0x0, 0xf801, 0xdddd1000, [0x80000001, 0x0, 0xfffffdffffffffff, 0xfffffffeffffffff]}) ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000040)=@arm64={0x4, 0xb, 0xfe, '\x00', 0x8}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 45.995249ms ago: executing program 2 (id=240): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./tracefs_dir\x00', 0x1ff) mount(&(0x7f0000000080)=@filename='nodev\x00', &(0x7f00000000c0)='./tracefs_dir\x00', &(0x7f0000000100)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs_dir/buffer_size_kb\x00', 0x1, 0x0) write(r0, 0x0, 0x0) write(r0, &(0x7f00000001c0)='200\x00', 0x4) write(r0, &(0x7f0000000200)='300\x00', 0x4) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./tracefs_dir/buffer_subbuf_size_kb\x00', 0x1, 0x0) write(r1, &(0x7f0000000280)='8\x00', 0x2) write(r1, &(0x7f00000002c0)='16\x00', 0x3) r2 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./tracefs_dir/trace\x00', 0x0, 0x0) read(r2, &(0x7f0000000340), 0x1000) close(r2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./tracefs_dir/free_buffer\x00', 0x1, 0x0) write(r3, &(0x7f00000003c0)='1\x00', 0x2) write(r0, &(0x7f0000000400)='400\x00', 0x4) write(r1, &(0x7f0000000440)='4\x00', 0x2) r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./tracefs_dir/trace\x00', 0x0, 0x0) read(r4, &(0x7f00000004c0), 0x1000) close(r4) r5 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./tracefs_dir/trace_marker\x00', 0x1, 0x0) write(r5, &(0x7f0000000540)='hello\x00', 0x6) close(r5) close(r0) close(r1) close(r3) 0s ago: executing program 3 (id=241): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./tracefs_dir\x00', 0x1ff) mount(&(0x7f0000000080)=@filename='nodev\x00', &(0x7f00000000c0)='./tracefs_dir\x00', &(0x7f0000000100)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs_dir/buffer_size_kb\x00', 0x1, 0x0) write(r0, &(0x7f0000000180)='100\x00', 0x4) write(r0, &(0x7f00000001c0)='200\x00', 0x4) write(r0, &(0x7f0000000200)='300\x00', 0x4) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./tracefs_dir/buffer_subbuf_size_kb\x00', 0x1, 0x0) write(r1, &(0x7f0000000280)='8\x00', 0x2) write(r1, &(0x7f00000002c0)='16\x00', 0x3) r2 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./tracefs_dir/trace\x00', 0x0, 0x0) read(r2, &(0x7f0000000340), 0x1000) close(r2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./tracefs_dir/free_buffer\x00', 0x1, 0x0) write(r3, &(0x7f00000003c0)='1\x00', 0x2) write(r0, &(0x7f0000000400)='400\x00', 0x4) write(r1, &(0x7f0000000440)='4', 0x1) r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./tracefs_dir/trace\x00', 0x0, 0x0) read(r4, &(0x7f00000004c0), 0x1000) close(r4) r5 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./tracefs_dir/trace_marker\x00', 0x1, 0x0) write(r5, &(0x7f0000000540)='hello\x00', 0x6) close(r5) close(r0) close(r1) close(r3) kernel console output (not intermixed with test programs): syzkaller syzkaller login: [ 20.970602][ T36] kauditd_printk_skb: 31 callbacks suppressed [ 20.970620][ T36] audit: type=1400 audit(1785163845.980:59): avc: denied { transition } for pid=274 comm="sshd-session" path="/bin/sh" dev="sda1" ino=90 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 20.975151][ T36] audit: type=1400 audit(1785163845.980:60): avc: denied { noatsecure } for pid=274 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 20.979556][ T36] audit: type=1400 audit(1785163845.980:61): avc: denied { write } for pid=274 comm="sh" path="pipe:[2857]" dev="pipefs" ino=2857 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 20.983022][ T36] audit: type=1400 audit(1785163845.980:62): avc: denied { rlimitinh } for pid=274 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 20.985953][ T36] audit: type=1400 audit(1785163845.980:63): avc: denied { siginh } for pid=274 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.0.251' (ED25519) to the list of known hosts. [ 29.113048][ T36] audit: type=1400 audit(1785163854.110:64): avc: denied { mounton } for pid=286 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 29.116484][ T286] cgroup: Unknown subsys name 'net' [ 29.135995][ T36] audit: type=1400 audit(1785163854.110:65): avc: denied { mount } for pid=286 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 29.163348][ T36] audit: type=1400 audit(1785163854.140:66): avc: denied { unmount } for pid=286 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 29.163805][ T286] cgroup: Unknown subsys name 'devices' [ 29.286666][ T286] cgroup: Unknown subsys name 'hugetlb' [ 29.292319][ T286] cgroup: Unknown subsys name 'rlimit' [ 29.408293][ T36] audit: type=1400 audit(1785163854.410:67): avc: denied { setattr } for pid=286 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=190 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 29.431504][ T36] audit: type=1400 audit(1785163854.410:68): avc: denied { mounton } for pid=286 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 29.456335][ T36] audit: type=1400 audit(1785163854.410:69): avc: denied { mount } for pid=286 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 29.480613][ T288] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 29.489442][ T36] audit: type=1400 audit(1785163854.490:70): avc: denied { relabelto } for pid=288 comm="mkswap" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 29.514953][ T36] audit: type=1400 audit(1785163854.490:71): avc: denied { write } for pid=288 comm="mkswap" path="/root/swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 29.562820][ T36] audit: type=1400 audit(1785163854.560:72): avc: denied { read } for pid=286 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 29.588455][ T36] audit: type=1400 audit(1785163854.560:73): avc: denied { open } for pid=286 comm="syz-executor" path="/root/swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 29.589201][ T286] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 30.451735][ T296] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.458857][ T296] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.466057][ T296] bridge_slave_0: entered allmulticast mode [ 30.472389][ T296] bridge_slave_0: entered promiscuous mode [ 30.479025][ T296] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.486264][ T296] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.493337][ T296] bridge_slave_1: entered allmulticast mode [ 30.499744][ T296] bridge_slave_1: entered promiscuous mode [ 30.536837][ T293] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.543918][ T293] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.551088][ T293] bridge_slave_0: entered allmulticast mode [ 30.557397][ T293] bridge_slave_0: entered promiscuous mode [ 30.571950][ T293] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.579043][ T293] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.586197][ T293] bridge_slave_1: entered allmulticast mode [ 30.592450][ T293] bridge_slave_1: entered promiscuous mode [ 30.618161][ T294] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.625274][ T294] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.632349][ T294] bridge_slave_0: entered allmulticast mode [ 30.638734][ T294] bridge_slave_0: entered promiscuous mode [ 30.645288][ T294] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.652340][ T294] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.659471][ T294] bridge_slave_1: entered allmulticast mode [ 30.665905][ T294] bridge_slave_1: entered promiscuous mode [ 30.722437][ T295] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.729567][ T295] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.736707][ T295] bridge_slave_0: entered allmulticast mode [ 30.743017][ T295] bridge_slave_0: entered promiscuous mode [ 30.751578][ T295] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.758723][ T295] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.765850][ T295] bridge_slave_1: entered allmulticast mode [ 30.772084][ T295] bridge_slave_1: entered promiscuous mode [ 30.876785][ T294] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.883868][ T294] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.891207][ T294] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.898259][ T294] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.910171][ T296] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.917261][ T296] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.924588][ T296] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.931624][ T296] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.957184][ T293] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.964263][ T293] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.971599][ T293] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.978660][ T293] bridge0: port 1(bridge_slave_0) entered forwarding state [ 31.006956][ T295] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.014054][ T295] bridge0: port 2(bridge_slave_1) entered forwarding state [ 31.021370][ T295] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.028433][ T295] bridge0: port 1(bridge_slave_0) entered forwarding state [ 31.040670][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.048076][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.055673][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.062902][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.070204][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.077730][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.085335][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.092554][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.111523][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.118611][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 31.130674][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.137764][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 31.158054][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.165242][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 31.177416][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.184517][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 31.209334][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.216420][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 31.232652][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.239738][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 31.247892][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.254980][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 31.270858][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.277938][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 31.297104][ T296] veth0_vlan: entered promiscuous mode [ 31.313656][ T296] veth1_macvtap: entered promiscuous mode [ 31.328765][ T294] veth0_vlan: entered promiscuous mode [ 31.361861][ T295] veth0_vlan: entered promiscuous mode [ 31.372974][ T296] 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. [ 31.389111][ T294] veth1_macvtap: entered promiscuous mode [ 31.413846][ T295] veth1_macvtap: entered promiscuous mode [ 31.435722][ T293] veth0_vlan: entered promiscuous mode [ 31.457048][ T293] veth1_macvtap: entered promiscuous mode [ 31.512867][ T323] UDC core: g1: couldn't find an available UDC or it's busy [ 31.544829][ T326] fuse: Unknown parameter '0x0000000000000003' [ 31.684703][ T9] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 31.795647][ T336] kvm_intel: L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 31.845139][ T338] zram0: detected capacity change from 0 to 208 [ 31.860550][ T9] usb 1-1: Using ep0 maxpacket: 32 [ 31.877155][ T9] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 31.890228][ T9] usb 1-1: config 0 has no interface number 0 [ 31.898459][ T9] usb 1-1: New USB device found, idVendor=0424, idProduct=9901, bcdDevice=c2.57 [ 31.908101][ T9] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 31.916772][ T9] usb 1-1: Product: syz [ 31.921087][ T9] usb 1-1: Manufacturer: syz [ 31.925928][ T9] usb 1-1: SerialNumber: syz [ 31.932011][ T9] usb 1-1: config 0 descriptor?? [ 31.939653][ T9] smsc95xx v2.0.0 [ 31.967402][ T344] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 32.064718][ T348] zram: Can't change algorithm for initialized device [ 32.346889][ T9] smsc95xx 1-1:0.67 (unnamed net_device) (uninitialized): Failed to read reg index 0x00000030: -32 [ 32.356684][ T352] fuse: Unknown parameter '0x0000000000000003' [ 32.369991][ T9] smsc95xx 1-1:0.67 (unnamed net_device) (uninitialized): Error reading E2P_CMD [ 32.382497][ T319] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 32.565496][ T319] usb 4-1: config 1 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 64 [ 32.581130][ T319] usb 4-1: config 1 interface 0 altsetting 0 bulk endpoint 0x2 has invalid maxpacket 64 [ 32.603348][ T319] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a7, bcdDevice= 0.00 [ 32.619824][ T319] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 32.634400][ T319] usb 4-1: Product: syz [ 32.641996][ T319] usb 4-1: Manufacturer: syz [ 32.650201][ T319] usb 4-1: SerialNumber: syz [ 32.661368][ T350] raw-gadget.1 gadget.3: fail, usb_ep_enable returned -22 [ 32.669043][ T350] raw-gadget.1 gadget.3: fail, usb_ep_enable returned -22 [ 32.862558][ T359] UDC core: g1: couldn't find an available UDC or it's busy [ 32.932416][ T364] zram: Can't change algorithm for initialized device [ 32.935647][ T319] usb 4-1: USB disconnect, device number 2 [ 32.945983][ T364] zram: Cannot change disksize for initialized device [ 32.978772][ T367] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 33.042452][ T370] zram: Can't change algorithm for initialized device [ 33.192600][ T376] fuse: Unknown parameter 'fd0x0000000000000003' [ 33.200098][ T9] smsc95xx 1-1:0.67 (unnamed net_device) (uninitialized): Failed to read reg index 0x00000014: -32 [ 33.210996][ T9] smsc95xx 1-1:0.67: probe with driver smsc95xx failed with error -32 [ 34.021911][ T394] zram: Can't change algorithm for initialized device [ 34.029325][ T394] zram: Cannot change disksize for initialized device [ 34.065352][ T396] zram: Can't change algorithm for initialized device [ 34.084097][ T398] UDC core: g1: couldn't find an available UDC or it's busy [ 34.112960][ T400] fuse: Unknown parameter 'fd0x0000000000000003' [ 34.426744][ T66] usb 1-1: USB disconnect, device number 2 [ 34.444353][ T409] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 34.530716][ T419] zram: Can't change algorithm for initialized device [ 34.538188][ T419] zram: Cannot change disksize for initialized device [ 34.562596][ T422] zram: Can't change algorithm for initialized device [ 34.580914][ T424] fuse: Unknown parameter 'fd0x0000000000000003' [ 34.624389][ T311] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 34.795467][ T311] usb 2-1: config 1 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 64 [ 34.814422][ T311] usb 2-1: config 1 interface 0 altsetting 0 bulk endpoint 0x2 has invalid maxpacket 64 [ 34.825774][ T311] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a7, bcdDevice= 0.00 [ 34.835010][ T311] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 34.844418][ T311] usb 2-1: Product: syz [ 34.854285][ T311] usb 2-1: Manufacturer: syz [ 34.865545][ T311] usb 2-1: SerialNumber: syz [ 34.870352][ T435] UDC core: g1: couldn't find an available UDC or it's busy [ 34.884077][ T405] raw-gadget.1 gadget.1: fail, usb_ep_enable returned -22 [ 34.891454][ T405] raw-gadget.1 gadget.1: fail, usb_ep_enable returned -22 [ 35.152262][ T311] usb 2-1: USB disconnect, device number 2 [ 35.385336][ T445] zram: Can't change algorithm for initialized device [ 35.392914][ T445] zram: Cannot change disksize for initialized device [ 35.454387][ T66] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 35.512367][ T450] zram: Can't change algorithm for initialized device [ 35.607345][ T66] usb 1-1: Using ep0 maxpacket: 32 [ 35.618111][ T66] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 35.626439][ T66] usb 1-1: config 0 has no interface number 0 [ 35.636529][ T66] usb 1-1: New USB device found, idVendor=0424, idProduct=9901, bcdDevice=c2.57 [ 35.645815][ T66] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 35.653843][ T66] usb 1-1: Product: syz [ 35.658490][ T66] usb 1-1: Manufacturer: syz [ 35.663121][ T66] usb 1-1: SerialNumber: syz [ 35.673652][ T66] usb 1-1: config 0 descriptor?? [ 35.682268][ T66] smsc95xx v2.0.0 [ 35.695384][ T456] UDC core: g1: couldn't find an available UDC or it's busy [ 36.083357][ T66] smsc95xx 1-1:0.67 (unnamed net_device) (uninitialized): Failed to read reg index 0x00000030: -32 [ 36.094207][ T66] smsc95xx 1-1:0.67 (unnamed net_device) (uninitialized): Error reading E2P_CMD [ 36.180786][ T471] zram: Can't change algorithm for initialized device [ 36.188402][ T471] zram: Cannot change disksize for initialized device [ 36.218060][ T473] zram: Can't change algorithm for initialized device [ 36.407692][ T481] UDC core: g1: couldn't find an available UDC or it's busy [ 36.844400][ T9] usb 4-1: new high-speed USB device number 3 using dummy_hcd [ 36.861465][ T36] kauditd_printk_skb: 52 callbacks suppressed [ 36.861482][ T36] audit: type=1400 audit(1785163861.860:126): avc: denied { unmount } for pid=294 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1 [ 36.909363][ T66] smsc95xx 1-1:0.67 (unnamed net_device) (uninitialized): Failed to read reg index 0x00000014: -32 [ 36.920655][ T66] smsc95xx 1-1:0.67: probe with driver smsc95xx failed with error -32 [ 36.930473][ T494] zram: Can't change algorithm for initialized device [ 36.938893][ T494] zram: Cannot change disksize for initialized device [ 36.969459][ T497] zram: Can't change algorithm for initialized device [ 37.000217][ T9] usb 4-1: config 1 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 64 [ 37.011708][ T9] usb 4-1: config 1 interface 0 altsetting 0 bulk endpoint 0x2 has invalid maxpacket 64 [ 37.023406][ T9] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a7, bcdDevice= 0.00 [ 37.032721][ T9] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 37.040969][ T9] usb 4-1: Product: syz [ 37.045206][ T9] usb 4-1: Manufacturer: syz [ 37.049801][ T9] usb 4-1: SerialNumber: syz [ 37.059373][ T484] raw-gadget.1 gadget.3: fail, usb_ep_enable returned -22 [ 37.067207][ T484] raw-gadget.1 gadget.3: fail, usb_ep_enable returned -22 [ 37.089910][ T505] UDC core: g1: couldn't find an available UDC or it's busy [ 37.330461][ T66] usb 4-1: USB disconnect, device number 3 [ 37.919557][ T523] zram: Can't change algorithm for initialized device [ 37.927137][ T523] zram: Cannot change disksize for initialized device [ 37.986763][ T528] kvm: pic: level sensitive irq not supported [ 38.039676][ T531] zram: Can't change algorithm for initialized device [ 38.082052][ T535] UDC core: g1: couldn't find an available UDC or it's busy [ 38.212589][ T31] usb 1-1: USB disconnect, device number 3 [ 38.341689][ T546] zram: Can't change algorithm for initialized device [ 38.349239][ T546] zram: Cannot change disksize for initialized device [ 38.417033][ T554] zram: Can't change algorithm for initialized device [ 38.567236][ T567] kvm: pic: level sensitive irq not supported [ 38.629477][ T570] zram: Can't change algorithm for initialized device [ 38.643424][ T570] zram: Cannot change disksize for initialized device [ 38.694391][ T31] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 38.714381][ T66] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 38.845543][ T31] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 64 [ 38.855481][ T31] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0x2 has invalid maxpacket 64 [ 38.865339][ T66] usb 3-1: Using ep0 maxpacket: 32 [ 38.871629][ T66] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 38.879898][ T66] usb 3-1: config 0 has no interface number 0 [ 38.886307][ T31] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a7, bcdDevice= 0.00 [ 38.895442][ T31] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 38.903494][ T31] usb 1-1: Product: syz [ 38.907811][ T31] usb 1-1: Manufacturer: syz [ 38.912484][ T31] usb 1-1: SerialNumber: syz [ 38.917907][ T66] usb 3-1: New USB device found, idVendor=0424, idProduct=9901, bcdDevice=c2.57 [ 38.927369][ T66] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 38.935483][ T66] usb 3-1: Product: syz [ 38.936267][ T560] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 38.939715][ T66] usb 3-1: Manufacturer: syz [ 38.948001][ T560] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 38.951485][ T66] usb 3-1: SerialNumber: syz [ 38.966864][ T66] usb 3-1: config 0 descriptor?? [ 38.973253][ T66] smsc95xx v2.0.0 [ 39.148554][ T578] UDC core: g1: couldn't find an available UDC or it's busy [ 39.216002][ T9] usb 1-1: USB disconnect, device number 4 [ 39.374723][ T66] smsc95xx 3-1:0.67 (unnamed net_device) (uninitialized): Failed to read reg index 0x00000030: -32 [ 39.385605][ T66] smsc95xx 3-1:0.67 (unnamed net_device) (uninitialized): Error reading E2P_CMD [ 39.520464][ T588] zram: Can't change algorithm for initialized device [ 39.528484][ T588] zram: Cannot change disksize for initialized device [ 39.603700][ T598] zram: Can't change algorithm for initialized device [ 39.611261][ T598] zram: Cannot change disksize for initialized device [ 39.642300][ T600] UDC core: g1: couldn't find an available UDC or it's busy [ 40.199934][ T66] smsc95xx 3-1:0.67 (unnamed net_device) (uninitialized): Failed to read reg index 0x00000014: -32 [ 40.210776][ T66] smsc95xx 3-1:0.67: probe with driver smsc95xx failed with error -32 [ 40.221469][ T614] kvm: pic: level sensitive irq not supported [ 40.262008][ T617] zram: Can't change algorithm for initialized device [ 40.275839][ T617] zram: Cannot change disksize for initialized device [ 40.471163][ T629] zram: Can't change algorithm for initialized device [ 40.478778][ T629] zram: Cannot change disksize for initialized device [ 40.504079][ T631] UDC core: g1: couldn't find an available UDC or it's busy [ 40.754405][ T9] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 40.847358][ T639] zram: Can't change algorithm for initialized device [ 40.855193][ T639] zram: Cannot change disksize for initialized device [ 40.905437][ T9] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 64 [ 40.922128][ T9] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0x2 has invalid maxpacket 64 [ 40.940678][ T9] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a7, bcdDevice= 0.00 [ 40.950052][ T9] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 40.961579][ T9] usb 1-1: Product: syz [ 40.973558][ T9] usb 1-1: Manufacturer: syz [ 40.978283][ T9] usb 1-1: SerialNumber: syz [ 40.984891][ T633] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 40.992079][ T633] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 41.050421][ T655] zram: Can't change algorithm for initialized device [ 41.057927][ T655] zram: Cannot change disksize for initialized device [ 41.079767][ T657] UDC core: g1: couldn't find an available UDC or it's busy [ 41.253073][ T31] usb 1-1: USB disconnect, device number 5 [ 41.489351][ T9] usb 3-1: USB disconnect, device number 2 [ 41.528930][ T671] zram: Can't change algorithm for initialized device [ 41.536725][ T671] zram: Cannot change disksize for initialized device [ 41.626215][ T682] zram: Can't change algorithm for initialized device [ 41.634801][ T682] zram: Cannot change disksize for initialized device [ 41.658402][ T684] UDC core: g1: couldn't find an available UDC or it's busy [ 42.007908][ T691] zram: Can't change algorithm for initialized device [ 42.015837][ T691] zram: Cannot change disksize for initialized device [ 42.144375][ T66] usb 4-1: new high-speed USB device number 4 using dummy_hcd [ 42.226105][ T698] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 42.288890][ T707] zram: Can't change algorithm for initialized device [ 42.298548][ T707] zram: Cannot change disksize for initialized device [ 42.305473][ T66] usb 4-1: Using ep0 maxpacket: 32 [ 42.312390][ T66] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 42.320748][ T66] usb 4-1: config 0 has no interface number 0 [ 42.330932][ T66] usb 4-1: New USB device found, idVendor=0424, idProduct=9901, bcdDevice=c2.57 [ 42.340207][ T66] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 42.361621][ T66] usb 4-1: Product: syz [ 42.367952][ T66] usb 4-1: Manufacturer: syz [ 42.373272][ T66] usb 4-1: SerialNumber: syz [ 42.379112][ T714] UDC core: g1: couldn't find an available UDC or it's busy [ 42.387963][ T66] usb 4-1: config 0 descriptor?? [ 42.394712][ T66] smsc95xx v2.0.0 [ 42.418698][ T717] zram: Can't change algorithm for initialized device [ 42.426712][ T717] zram: Cannot change disksize for initialized device [ 42.704366][ T9] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 42.796176][ T66] smsc95xx 4-1:0.67 (unnamed net_device) (uninitialized): Failed to read reg index 0x00000030: -32 [ 42.807026][ T66] smsc95xx 4-1:0.67 (unnamed net_device) (uninitialized): Error reading E2P_CMD [ 42.875530][ T9] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 64 [ 42.885527][ T9] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0x2 has invalid maxpacket 64 [ 42.897119][ T9] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a7, bcdDevice= 0.00 [ 42.906303][ T9] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 42.914371][ T9] usb 1-1: Product: syz [ 42.918739][ T9] usb 1-1: Manufacturer: syz [ 42.923418][ T9] usb 1-1: SerialNumber: syz [ 42.929200][ T722] raw-gadget.1 gadget.0: fail, usb_ep_enable returned -22 [ 42.937313][ T722] raw-gadget.1 gadget.0: fail, usb_ep_enable returned -22 [ 43.199071][ T31] usb 1-1: USB disconnect, device number 6 [ 43.307846][ T735] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 43.355379][ T738] zram: Can't change algorithm for initialized device [ 43.362895][ T738] zram: Cannot change disksize for initialized device [ 43.426518][ T744] zram: Can't change algorithm for initialized device [ 43.434512][ T744] zram: Cannot change disksize for initialized device [ 43.478748][ T749] UDC core: g1: couldn't find an available UDC or it's busy [ 43.621222][ T66] smsc95xx 4-1:0.67 (unnamed net_device) (uninitialized): Failed to read reg index 0x00000014: -61 [ 43.632151][ T66] smsc95xx 4-1:0.67: probe with driver smsc95xx failed with error -61 [ 43.965754][ T761] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 44.011657][ T764] zram: Can't change algorithm for initialized device [ 44.019100][ T764] zram: Cannot change disksize for initialized device [ 44.153800][ T772] zram: Can't change algorithm for initialized device [ 44.162331][ T772] zram: Cannot change disksize for initialized device [ 44.216272][ T781] UDC core: g1: couldn't find an available UDC or it's busy [ 44.452149][ T785] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 44.520262][ T788] zram: Can't change algorithm for initialized device [ 44.527859][ T788] zram: Cannot change disksize for initialized device [ 44.585966][ T797] zram: Can't change algorithm for initialized device [ 44.593907][ T797] zram: Cannot change disksize for initialized device [ 44.814400][ T31] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 44.890141][ T318] usb 4-1: USB disconnect, device number 4 [ 44.925947][ T810] UDC core: g1: couldn't find an available UDC or it's busy [ 44.965595][ T31] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 64 [ 44.975573][ T31] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0x2 has invalid maxpacket 64 [ 44.987782][ T31] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a7, bcdDevice= 0.00 [ 44.996971][ T31] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 45.004996][ T31] usb 1-1: Product: syz [ 45.009509][ T31] usb 1-1: Manufacturer: syz [ 45.014116][ T31] usb 1-1: SerialNumber: syz [ 45.019974][ T795] raw-gadget.1 gadget.0: fail, usb_ep_enable returned -22 [ 45.027258][ T795] raw-gadget.1 gadget.0: fail, usb_ep_enable returned -22 [ 45.063481][ T813] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 45.179837][ T816] zram: Can't change algorithm for initialized device [ 45.187481][ T816] zram: Cannot change disksize for initialized device [ 45.224061][ T820] zram: Can't change algorithm for initialized device [ 45.232150][ T820] zram: Cannot change disksize for initialized device [ 45.291602][ T317] usb 1-1: USB disconnect, device number 7 [ 45.363309][ T837] zram: Can't change algorithm for initialized device [ 45.370961][ T837] zram: Cannot change disksize for initialized device [ 45.402226][ T840] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 45.474524][ T845] zram: Can't change algorithm for initialized device [ 45.482960][ T845] zram: Cannot change disksize for initialized device [ 45.505847][ T847] UDC core: g1: couldn't find an available UDC or it's busy [ 45.574384][ T31] usb 3-1: new high-speed USB device number 3 using dummy_hcd [ 45.724436][ T31] usb 3-1: Using ep0 maxpacket: 32 [ 45.730907][ T31] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 45.739163][ T31] usb 3-1: config 0 has no interface number 0 [ 45.746930][ T31] usb 3-1: New USB device found, idVendor=0424, idProduct=9901, bcdDevice=c2.57 [ 45.756088][ T31] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 45.764104][ T31] usb 3-1: Product: syz [ 45.768380][ T31] usb 3-1: Manufacturer: syz [ 45.773001][ T31] usb 3-1: SerialNumber: syz [ 45.778743][ T31] usb 3-1: config 0 descriptor?? [ 45.784808][ T31] smsc95xx v2.0.0 [ 46.183419][ T860] zram: Can't change algorithm for initialized device [ 46.190679][ T31] smsc95xx 3-1:0.67 (unnamed net_device) (uninitialized): Failed to read reg index 0x00000030: -32 [ 46.191522][ T860] zram: Cannot change disksize for initialized device [ 46.201719][ T31] smsc95xx 3-1:0.67 (unnamed net_device) (uninitialized): Error reading E2P_CMD [ 46.247924][ T862] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 46.308033][ T870] zram: Can't change algorithm for initialized device [ 46.320070][ T870] zram: Cannot change disksize for initialized device [ 46.346550][ T873] UDC core: g1: couldn't find an available UDC or it's busy [ 46.452837][ T883] zram: Can't change algorithm for initialized device [ 46.460580][ T883] zram: Cannot change disksize for initialized device [ 46.724369][ T318] usb 4-1: new high-speed USB device number 5 using dummy_hcd [ 46.731507][ T891] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 46.879335][ T318] usb 4-1: config 1 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 64 [ 46.889961][ T318] usb 4-1: config 1 interface 0 altsetting 0 bulk endpoint 0x2 has invalid maxpacket 64 [ 46.904869][ T318] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a7, bcdDevice= 0.00 [ 46.915646][ T318] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 46.923691][ T318] usb 4-1: Product: syz [ 46.928163][ T318] usb 4-1: Manufacturer: syz [ 46.932785][ T318] usb 4-1: SerialNumber: syz [ 46.938686][ T885] raw-gadget.1 gadget.3: fail, usb_ep_enable returned -22 [ 46.945962][ T885] raw-gadget.1 gadget.3: fail, usb_ep_enable returned -22 [ 47.019453][ T31] smsc95xx 3-1:0.67 (unnamed net_device) (uninitialized): Failed to read reg index 0x00000014: -61 [ 47.030418][ T31] smsc95xx 3-1:0.67: probe with driver smsc95xx failed with error -61 [ 47.206246][ T318] usb 4-1: USB disconnect, device number 5 [ 47.252826][ T906] zram: Can't change algorithm for initialized device [ 47.260303][ T906] zram: Cannot change disksize for initialized device [ 47.285355][ T908] UDC core: g1: couldn't find an available UDC or it's busy [ 47.589159][ T917] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 47.623202][ T920] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 47.759236][ T932] zram: Can't change algorithm for initialized device [ 47.766634][ T932] zram: Cannot change disksize for initialized device [ 48.282609][ T945] UDC core: g1: couldn't find an available UDC or it's busy [ 48.338785][ T319] usb 3-1: USB disconnect, device number 3 [ 48.532596][ T955] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 48.555292][ T960] zram: Can't change algorithm for initialized device [ 48.562721][ T960] zram: Cannot change disksize for initialized device [ 48.627784][ T967] ------------[ cut here ]------------ [ 48.633291][ T967] WARNING: CPU: 1 PID: 967 at kernel/trace/trace.c:2439 tracing_start_tr+0x22a/0x2f0 [ 48.638864][ T963] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 48.642773][ T967] Modules linked in: [ 48.642808][ T967] CPU: 1 UID: 0 PID: 967 Comm: syz.2.240 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 48.666690][ T967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 48.676786][ T967] RIP: 0010:tracing_start_tr+0x22a/0x2f0 [ 48.682453][ T967] Code: 04 25 28 00 00 00 48 3b 44 24 60 0f 85 84 00 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d e9 fc c3 1a 04 cc e8 d6 26 fc ff <0f> 0b 49 bd 00 00 00 00 00 fc ff df 43 0f b6 04 2c 84 c0 75 79 41 [ 48.702089][ T967] RSP: 0018:ffffc9000e367ac0 EFLAGS: 00010083 [ 48.708185][ T967] RAX: ffffffff818b4aea RBX: 1ffff92001c6cf5c RCX: 0000000000080000 [ 48.716177][ T967] RDX: ffffc900021d4000 RSI: 0000000000000337 RDI: 0000000000000338 [ 48.724172][ T967] RBP: ffffc9000e367b78 R08: 0000000000000003 R09: 0000000000000004 [ 48.732195][ T967] R10: dffffc0000000000 R11: fffff52001c6cf44 R12: 1ffffffff0ec1af4 [ 48.740200][ T967] R13: 00000000ffffffff R14: ffffffff8760d7a0 R15: ffffffff8760d720 [ 48.748203][ T967] FS: 00007f5ed16566c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 48.757161][ T967] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.763794][ T967] CR2: 000000110c2ea717 CR3: 000000011033e000 CR4: 00000000003526b0 [ 48.771795][ T967] Call Trace: [ 48.775097][ T967] [ 48.778055][ T967] ? tracing_start+0x30/0x30 [ 48.782676][ T967] ? ring_buffer_resize+0xfd4/0x1090 [ 48.787986][ T967] ? __kasan_check_read+0x15/0x20 [ 48.793034][ T967] __tracing_resize_ring_buffer+0x29b/0x2f0 [ 48.798954][ T967] tracing_entries_write+0x221/0x2b0 [ 48.804258][ T967] ? __cfi_tracing_entries_write+0x10/0x10 [ 48.810081][ T967] ? bpf_lsm_file_permission+0xd/0x20 [ 48.815480][ T967] ? __cfi_tracing_entries_write+0x10/0x10 [ 48.821306][ T967] vfs_write+0x3c4/0xfd0 [ 48.825573][ T967] ? __cfi_vfs_write+0x10/0x10 [ 48.830364][ T967] ? __kasan_check_write+0x18/0x20 [ 48.835533][ T967] ? mutex_lock+0x97/0x1d0 [ 48.839989][ T967] ? __cfi_mutex_lock+0x10/0x10 [ 48.844871][ T967] ksys_write+0x145/0x260 [ 48.849231][ T967] ? xfd_validate_state+0x68/0x140 [ 48.854382][ T967] ? __cfi_ksys_write+0x10/0x10 [ 48.859253][ T967] ? __kasan_check_write+0x18/0x20 [ 48.864392][ T967] ? fpregs_restore_userregs+0x11c/0x260 [ 48.870089][ T967] __x64_sys_write+0x7f/0x90 [ 48.874710][ T967] x64_sys_call+0x271c/0x2ee0 [ 48.879428][ T967] do_syscall_64+0x57/0xf0 [ 48.883890][ T967] ? clear_bhb_loop+0x50/0xa0 [ 48.888595][ T967] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 48.894527][ T967] RIP: 0033:0x7f5ed079de99 [ 48.898966][ T967] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 48.918596][ T967] RSP: 002b:00007f5ed1656028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.927046][ T967] RAX: ffffffffffffffda RBX: 00007f5ed0a25fa0 RCX: 00007f5ed079de99 [ 48.935040][ T967] RDX: 0000000000000004 RSI: 0000200000000400 RDI: 0000000000000003 [ 48.943033][ T967] RBP: 00007f5ed0833eaf R08: 0000000000000000 R09: 0000000000000000 [ 48.951031][ T967] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.959024][ T967] R13: 00007f5ed0a26038 R14: 00007f5ed0a25fa0 R15: 00007fff180c5e88 [ 48.967031][ T967] [ 48.970068][ T967] ---[ end trace 0000000000000000 ]--- [ 49.104465][ T319] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 49.255739][ T319] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 64 [ 49.265657][ T319] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0x2 has invalid maxpacket 64 [ 49.277210][ T319] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a7, bcdDevice= 0.00 [ 49.286346][ T319] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 49.294435][ T319] usb 1-1: Product: syz [ 49.298643][ T319] usb 1-1: Manufacturer: syz [ 49.303245][ T319] usb 1-1: SerialNumber: syz [ 49.309060][ T964] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 49.316333][ T964] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 49.575977][ T319] usb 1-1: USB disconnect, device number 8