Extracting prog: 20m21.724022653s Minimizing prog: 14m24.283357847s Simplifying prog options: 0s Extracting C: 1m30.720127778s Simplifying C: 10m37.239996417s extracting reproducer from 30 programs testing a last program of every proc single: executing 5 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$sg-ioctl$SG_IO-fcntl$dupfd-write$sndseq-write$sndseq-write$sndseq-write$sndseq-write$sndseq-write$sndseq-write$sndseq-write$sndseq-write$sndseq-write$sndseq detailed listing: executing program 0: r0 = syz_open_dev$sg(&(0x7f00000060c0), 0x0, 0x8002) ioctl$SG_IO(r0, 0x2285, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) write$sndseq(r1, &(0x7f0000000180)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x7}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time={0xffff}, {}, {}, @quote}], 0x38) write$sndseq(r1, &(0x7f0000000200)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x20, @time, {}, {}, @time=@time}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @control}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @connect}, {0x0, 0x0, 0x0, 0x0, @time, {0xfc}, {}, @raw8={"448cc880fe353ca0f2c2e953"}}, {0x0, 0x0, 0x0, 0x0, @time, {0xfd}, {}, @connect}], 0xc4) write$sndseq(r1, 0x0, 0x0) write$sndseq(r1, &(0x7f0000002840)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @control}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @addr}], 0x54) write$sndseq(r1, &(0x7f0000000300)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @result}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @connect}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @control}], 0xc4) write$sndseq(r1, &(0x7f0000000a40)=[{0x0, 0x0, 0x0, 0x0, @tick=0x8}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @queue}], 0x8c) write$sndseq(r0, &(0x7f0000000000)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @addr}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @control}], 0x54) write$sndseq(r1, &(0x7f0000000f80)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}, {}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xc4) write$sndseq(r1, &(0x7f00000000c0)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @control}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @result}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time}], 0x8c) write$sndseq(r1, &(0x7f0000000740)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @time={0x7f, 0x4}, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time={0x9, 0x308}, {}, {0xfd}}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @result}], 0x8c) program did not crash program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid-syz_usb_control_io-syz_usb_control_io$lan78xx detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000080)={{0x12, 0x1, 0x201, 0x0, 0x0, 0x0, 0x10, 0x4d8, 0xc002, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x1, 0x3, 0x50, 0xc9, "", [{{0x9, 0x4, 0x0, 0xe, 0x1, 0x3, 0x1, 0x1, 0x0, {0x9, 0x21, 0xa, 0x77, 0x1, {0x22, 0xde1}}, {{{0x9, 0x5, 0x81, 0x3, 0x20, 0x3, 0x5, 0x48}}}}}]}}]}}, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$lan78xx(r0, 0x0, 0x0) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io-syz_usb_control_io$printer-syz_usb_control_io$printer-syz_usb_control_io$sierra_net-syz_usb_control_io$sierra_net-syz_usb_control_io$uac1-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$rtl8150-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-syz_usb_control_io$uac1-syz_usb_control_io$uac3 detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x1cb, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000122f0d4071040403dfe4000000010902b901010000003f0904"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$sierra_net(r0, 0x0, 0x0) syz_usb_control_io$sierra_net(r0, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$rtl8150(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000300)={0x1c, &(0x7f0000000240)={0x20, 0x15, 0x1, "d0"}, 0x0, 0x0}) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f00000014c0)={0x40, 0xe}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-socket$packet-socket$nl_route-sendmsg$inet-socketpair$unix-sendmsg$inet-socket$nl_generic-socket$nl_generic-syz_open_dev$usbfs-openat-write$RDMA_USER_CM_CMD_CREATE_ID-openat$rdma_cm-socket$unix-ppoll-write$RDMA_USER_CM_CMD_CREATE_ID-writev detailed listing: executing program 0: syz_usb_connect(0x0, 0x24, &(0x7f00000007c0)=ANY=[@ANYBLOB="12010000ed3ec908cd0cb300ea2d01020301090212"], 0x0) socket$packet(0x11, 0x3, 0x300) socket$nl_route(0x10, 0x3, 0x0) sendmsg$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$inet(r0, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) socket$nl_generic(0x10, 0x3, 0x10) socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$usbfs(&(0x7f0000000040), 0xfffffffffffffffe, 0x80002) openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x20842, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x18, 0xfa00, {0x3, &(0x7f00000000c0), 0x111, 0x6}}, 0x20) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000940), 0x2, 0x0) r2 = socket$unix(0x1, 0x2, 0x0) ppoll(&(0x7f0000000300)=[{r2, 0x6036}], 0x1, 0x0, 0x0, 0xfffffffffffffc92) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000300), 0x2, 0x4}}, 0x20) writev(r1, &(0x7f0000000040)=[{&(0x7f0000000100), 0x86}], 0x2) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$uac2-syz_usb_control_io$printer-syz_usb_control_io$printer-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x2d, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000035ffaa20cd0caf104a380102030109021b0001000010000904590201801e2a00090582"], 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$uac2(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000bc0)={0x34, &(0x7f0000000880)={0x0, 0x9}, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000a40)={0x2c, &(0x7f0000000700)={0x0, 0x16}, 0x0, 0x0, 0x0, 0x0}) program did not crash single: failed to extract reproducer bisect: bisecting 30 programs with base timeout 30s testing program (duration=37s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 19, 10, 6, 17, 5, 11, 11, 5, 21, 11, 3, 6, 13, 24, 10, 4, 18, 12, 8, 12, 16, 4, 17, 3, 11, 12, 4, 5, 13] detailed listing: executing program 4: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000280)={0x0, 0x4, 0xba, 0x2, 0x3, 0x0, 0x0, 0x4, 0xfc, 0xfd, 0x0, 0x0, 0xff}, 0xe) shutdown(r0, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x1c, &(0x7f0000000140)=[@in6={0xa, 0x4e24, 0x9, @ipv4={'\x00', '\xff\xff', @dev={0xac, 0x14, 0x14, 0x13}}}]}, &(0x7f0000000240)=0x10) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, 0x0, &(0x7f0000000100)) executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20040, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x20002000, &(0x7f0000000000/0x2000)=nil}) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000180)="420fc7bc4898580000640f01c50f01c566baf80cb864c95782ef66bafc0cec67670f1b0166b8fb008ec046d9c3c442b90a2c81c442812852fcc744240012000000c74424020b000000ff1c24", 0x4c}], 0x1, 0x0, 0x0, 0x0) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, 0x0, 0x1, 0x0, 0x0, 0xc0}, 0x4000040) ioctl$KVM_SET_REGS(r3, 0x4090ae82, &(0x7f0000000240)={[0x1fffffffff, 0xb, 0x80006, 0x4000000000000e51, 0x7, 0x547a, 0x103d, 0x200000000006, 0x0, 0x5861, 0x5, 0x1, 0x0, 0x40000000009, 0x40000000080a8d, 0x800000068], 0x30000, 0x4000}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r4, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x20002000, &(0x7f0000000000/0x2000)=nil}) r5 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r5, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000640)="430fc73f0f2390b9800000c00f3235010000000f300f20d835080000000f22d8c4e18173f53866baf80cb83879e487ef66bafc0cec66b88e008ec02d1aa80000460f1c460041ae", 0x47}], 0x1, 0x74, 0x0, 0x0) getsockopt$sock_buf(0xffffffffffffffff, 0x1, 0x0, 0x0, &(0x7f0000000240)) ioctl$KVM_RUN(r5, 0xae80, 0x0) r6 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r7 = ioctl$KVM_CREATE_VM(r6, 0xae01, 0x0) r8 = ioctl$KVM_CREATE_VCPU(r7, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r7, r8, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x10, 0x0, 0x0) executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x20002000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000380)={0x1, 0x0, 0x1}) syz_usb_connect(0x0, 0x2d, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000040)={0x0, 0x7000, 0x1}) ioctl$KVM_SET_MSRS(0xffffffffffffffff, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x25d, 0x0, 0x7}]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) executing program 1: syz_open_dev$hidraw(&(0x7f0000000080), 0x0, 0x418000) r0 = syz_usb_connect$cdc_ncm(0x0, 0x6e, 0x0, 0x0) syz_usb_connect(0x3, 0x48, &(0x7f0000000040)=ANY=[@ANYBLOB="120100007ce7c810d804300a47ce0102030109023600010000000009040000040de67a0009050300000400000009050000ebff09030509050402d08fb68d0009058102"], 0x0) syz_usb_disconnect(r0) r1 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)=ANY=[], 0x0) syz_usb_ep_write(r1, 0x81, 0x14, &(0x7f00000002c0)="b9425b44651dd23241963599000000110000004a") executing program 4: sendmsg$ETHTOOL_MSG_EEE_GET(0xffffffffffffffff, &(0x7f00000013c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x40448a0) sendmmsg$sock(0xffffffffffffffff, &(0x7f0000002480)=[{{0x0, 0x0, &(0x7f0000001780)}}], 0x1, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000380)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-cast5-avx\x00'}, 0x58) ioctl$KVM_SET_SREGS(0xffffffffffffffff, 0x4138ae84, &(0x7f00000001c0)={{0xeeee8000, 0x4, 0x3, 0xf1, 0x5, 0xfa, 0xd4, 0xd4, 0x0, 0x4, 0x7, 0x4f}, {0x5000, 0x2, 0xd, 0x9, 0x8, 0x3, 0x6, 0xb, 0x5, 0xf, 0x3, 0xc0}, {0xffff1000, 0xeeef0000, 0xb, 0x1, 0x2, 0x7, 0x4, 0x1, 0x81, 0x0, 0x6, 0x5}, {0xeeee8000, 0x2000, 0x8, 0xf8, 0x3, 0x46, 0x2, 0xd, 0x6, 0x0, 0x8, 0x1}, {0x100000, 0x4000, 0x9, 0x9, 0x3, 0x9, 0xd, 0x6, 0x5, 0x9, 0xc, 0x4b}, {0x6000, 0x0, 0x4, 0x6, 0x3, 0x7d, 0x1, 0xff, 0x4, 0x90, 0x1, 0xfc}, {0x8000000, 0x4000, 0x0, 0x9d, 0x3, 0x0, 0x0, 0xb, 0x5, 0x7, 0x9, 0xf8}, {0xf7f63004, 0x8000000, 0xf, 0x5, 0x28, 0x3, 0xa, 0x9, 0x54, 0x1, 0x2, 0x7}, {0xdddd1000, 0x5}, {0x4, 0x9}, 0x40030000, 0x0, 0x80a0000, 0x300, 0x1, 0xa901, 0xe6e70c00, [0x3, 0x401, 0x7, 0xc5]}) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f00000004c0)="2c385a7af3be", 0x6) r3 = accept4(r2, 0x0, 0x0, 0x800) sendmmsg$alg(r3, &(0x7f0000000040)=[{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000080)="f78d9ca38fff48f3be52163448412ba8", 0xfffffe3f}, {&(0x7f0000000140)="ebe3a0e9796cfd1647e299f4e376fdba128280b372219d205e81f4a7f71c1926aae1efd7e0054a863f3d5cfe6cb55b5bb9fa6935849e6098ed884e7cb51726b360fbb37b4fe035bbb095873048", 0xff31}, {&(0x7f00000003c0)="e8700e444d50a969ff67347cff6127e6ef12ee3819271482a4975a52c1ab9b8b4db3945d1032005eabe97b4dc33a47d3a158da988456d30026b433186f53cdcdb93a4722bf306a10470d50f5cb1ece9ead3459bab1cf1538cd0b157653c5e892962c80f158c443e9c6ad7d2a8103ef2f4b93766b9a21501f94c1568b13756b66f74f46cf801704d2da8b96c34070b233af0afcc436712e58ed25e721193af05a045ad3fdc928f02f3dbad19d3e66eebda2e63f3f46ef4511cee26d7b48241847bf9e343ef4674c45e2a085060f11"}], 0x1, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x40800) recvmsg(r3, &(0x7f00000005c0)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f00000000c0)=""/81, 0x7ffff000}, {&(0x7f0000000200)=""/83, 0x20000253}], 0x2}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000840)={0x1fe, 0x2, 0x3000, 0x2000, &(0x7f0000003000/0x2000)=nil}) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x2) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000100)=[@text32={0x20, &(0x7f00000000c0)="650f340f3566b842000f00d8b805000000b9a00000000f01c13e0f070fde460b0f0130670f01c2f2360f217a0f07", 0x2e}], 0x1, 0x11, 0x0, 0x0) pwritev(0xffffffffffffffff, &(0x7f0000000b00)=[{&(0x7f0000001880)="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", 0xf91}], 0x1, 0x1, 0x2) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000180)=[@text64={0x40, 0x0}], 0x1, 0x18, 0x0, 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) executing program 4: syz_usb_connect$cdc_ncm(0x4, 0x6e, &(0x7f00000000c0)=ANY=[@ANYBLOB="12010000020000002505a1a440000102030109025c0002010000000904000001a3f45747d649f9a30105240000000d240f8100000000000000000006241a0000000905810300000000000904010000"], 0x0) r0 = syz_usb_connect(0x0, 0x2d, &(0x7f0000000100)=ANY=[@ANYBLOB="120100001ddf8208c007121522300000000109021b0001000000010904010001faf40d00090582"], 0x0) r1 = syz_open_dev$char_usb(0xc, 0xb4, 0x0) syz_usb_disconnect(r0) write$char_usb(r1, 0x0, 0x0) executing program 2: r0 = socket$inet6_mptcp(0xa, 0x1, 0x106) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22, 0x0, @empty}, 0x1c) listen(r0, 0x4) r1 = socket$inet_mptcp(0x2, 0x1, 0x106) connect$inet(r1, &(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000000), 0xffffffffffffffff) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r2, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000004c0)={0x14, r3, 0x1, 0x70bd2c}, 0x14}}, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$MPTCP_PM_CMD_DEL_ADDR(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000280)={0x14, r5, 0x7}, 0x14}, 0x1, 0x0, 0x0, 0x48050}, 0x0) executing program 2: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x4000000002a82, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000182000/0x18000)=nil, &(0x7f0000000040)=[@textreal={0x8, 0x0}], 0xaaaaaaaaaaaab19, 0x4f, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f00003e1000/0x18000)=nil, &(0x7f00000001c0)=[@text64={0x40, 0x0}], 0xaaaac24, 0x41, 0x0, 0x0) ioctl$KVM_SET_REGS(r3, 0x4090ae82, &(0x7f0000000340)={[0x3ffffd, 0x4, 0x0, 0x0, 0x0, 0xfffffffffffffffb, 0x213f85ff, 0x101, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x5, 0x4, 0x100000000], 0x3000, 0x280384}) mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x1, 0x10012, r3, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = dup(r0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2000003, 0x28011, r4, 0x3554000) executing program 2: r0 = syz_usb_connect(0x2, 0x24, &(0x7f0000000600)=ANY=[@ANYBLOB="120100001d9167204f17316a3f26010203010902120001000000000904"], 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$lan78xx(r0, 0x0, 0x0) syz_usb_control_io$rtl8150(r0, 0x0, 0x0) executing program 3: openat$binderfs(0xffffffffffffff9c, &(0x7f0000000380)='./binderfs/binder0\x00', 0x0, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) r0 = socket$vsock_stream(0x28, 0x1, 0x0) bind$vsock_stream(r0, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x80200, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) r2 = socket$packet(0x11, 0x3, 0x300) unshare(0x22020600) setsockopt$packet_fanout_data(r2, 0x107, 0x16, 0x0, 0x0) writev(r1, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) socket$nl_route(0x10, 0x3, 0x0) r3 = socket$kcm(0x10, 0x2, 0x0) sendmsg$IPSET_CMD_GET_BYNAME(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000808}, 0x10) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000200)={0xffffffffffffffff, 0x0, 0x0}, 0x1c) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nfc(&(0x7f0000000280), r4) sendmsg$NFC_CMD_DISABLE_SE(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)={0x1c, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NFC_ATTR_DEVICE_INDEX={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x24040880}, 0x20000010) socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$kcm(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f00000002c0)="2e00000011008b88040f80ee59acbc04130800480f0000005e2900421803001825800000000000000280000c0012", 0x2e}], 0x1}, 0x0) executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000182000/0x18000)=nil, &(0x7f0000000040)=[@textreal={0x8, 0x0}], 0xaaaaaaaaaaaab19, 0x4f, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f00003e1000/0x18000)=nil, &(0x7f00000001c0)=[@text64={0x40, 0x0}], 0xaaaac24, 0x41, 0x0, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000340)={[0x3ffffd, 0x4, 0x0, 0x0, 0x0, 0xfffffffffffffffb, 0x213f85ff, 0x101, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x5, 0x4, 0x100000000], 0x3000, 0x280384}) mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x1, 0x10012, r2, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) r3 = dup(0xffffffffffffffff) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2000003, 0x28011, r3, 0x3554000) executing program 4: r0 = syz_usbip_server_init(0x1) syz_usb_connect(0x0, 0x36, &(0x7f0000000000)=ANY=[@ANYBLOB="120100006325a640402000207265970000010902"], 0x0) write$usbip_server(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB="0000000300000001"], 0x35) executing program 3: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000840)={0x6, 0xc, &(0x7f0000000480)=ANY=[@ANYBLOB="18020000feffffff00000000000004008500000036000000180100002020782500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000010400000850000007300000095"], &(0x7f00000001c0)='GPL\x00', 0x2, 0x0, 0x0, 0x41000, 0x44, '\x00', 0x0, @xdp, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x72f4}, 0x94) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000100)={r0, 0x0, 0xe, 0x0, &(0x7f0000000200)="ff7f0e3f2617d1f42ab5a1db8511", 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x9, 0x6}, 0x1d) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$team(&(0x7f00000044c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(r1, 0x8933, &(0x7f0000004700)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_SET(r1, &(0x7f0000004bc0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="90000000", @ANYRES16=r2, @ANYBLOB="050427c67002fcdbdf250100000008000100", @ANYRES32=r3], 0x90}, 0x1, 0x0, 0x0, 0x90}, 0x20004080) executing program 3: r0 = syz_usb_connect(0x0, 0x1cb, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000122f0d4071040403dfe4000000010902b901010000003f0904"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$sierra_net(r0, 0x0, 0x0) syz_usb_control_io$sierra_net(r0, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$rtl8150(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f00000014c0)={0x40, 0xe}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) executing program 0: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000200)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-cast5-avx\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000001280)="b7f2", 0x2) r2 = accept$alg(r1, 0x0, 0x0) sendmmsg$alg(r2, 0x0, 0x0, 0x0) recvmmsg(r2, 0x0, 0x0, 0x10000, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000004c0)=0x79, 0x4) bind$inet(r0, &(0x7f0000000080)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x1, &(0x7f0000000280)=[{0x6, 0xfa, 0x0, 0xe4}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000100)='bbr', 0x3) r3 = socket(0x40000000015, 0x5, 0x0) connect$inet(r3, &(0x7f0000000240)={0x2, 0x4e20, @loopback}, 0x10) bind$inet(r3, &(0x7f0000000340)={0x2, 0x4e20, @loopback}, 0x57) r4 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000580)=ANY=[@ANYBLOB="140000001000050002000000000020000000000a20000000000a05000000000000000000010000000900010073797a300000000048000000090a010400000000000000000100000008000a4000000000090002"], 0x90}, 0x1, 0x0, 0x0, 0x4008844}, 0x0) sendmsg$xdp(r3, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4090}, 0x0) sendmsg$SMC_PNETID_ADD(r3, &(0x7f0000000500)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f0000000700)=ANY=[@ANYRES16, @ANYBLOB="01002bbd7000fcdbdf25020000000900030073797a30000000000900030073797a3200000000050004000200000005000400010000000900030073797a31"], 0x68}, 0x1, 0x0, 0x0, 0x4001}, 0x44) r5 = socket(0x15, 0x5, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000fc0)={0x16, 0x5, 0x0, &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @flow_dissector, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) getsockopt(r5, 0x200000000114, 0x271e, 0x0, &(0x7f0000000040)) mmap(&(0x7f0000001000/0xc00000)=nil, 0xc00000, 0x1000007, 0x3032, 0xffffffffffffffff, 0x3000) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000440)={0x11, 0x13, &(0x7f0000000080)=ANY=[@ANYBLOB="1808000000000000000000", @ANYRES32, @ANYBLOB="00000000000000006600000000000000180000000000000000000000000000009500000000000000360a000000000006180100002020782500000000002020207b1af8ff0000"], &(0x7f0000000000)='GPL\x00', 0x2, 0xde, &(0x7f0000000340)=""/222}, 0x94) executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) close(0x3) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) connect$netrom(r1, &(0x7f0000000300)={{0x6, @rose, 0x5}, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @default]}, 0x48) r2 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) bind$netrom(r2, &(0x7f00000004c0)={{0x6, @rose, 0x1}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null]}, 0x48) listen(r2, 0x80) accept$netrom(r2, 0x0, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$NFT_MSG_GETFLOWTABLE(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000440)=ANY=[], 0x2c}, 0x1, 0x0, 0x0, 0x81}, 0x0) executing program 2: r0 = syz_open_dev$sg(&(0x7f00000060c0), 0x0, 0x8002) r1 = fcntl$dupfd(r0, 0x0, r0) write$sndseq(r1, &(0x7f0000000180)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x7}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time={0xffff}, {}, {}, @quote}], 0x38) write$sndseq(r1, 0x0, 0x0) executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x20040, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x20002000, &(0x7f0000000000/0x2000)=nil}) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000180)="420fc7bc4898580000640f01c50f01c566baf80cb864c95782ef66bafc0cec67670f1b0166b8fb008ec046d9c3c442b90a2c81c442812852fcc744240012000000c74424020b000000ff1c24", 0x4c}], 0x1, 0x0, 0x0, 0x0) sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x4000040) ioctl$KVM_SET_REGS(r3, 0x4090ae82, &(0x7f0000000240)={[0x1fffffffff, 0xb, 0x80006, 0x4000000000000e51, 0x7, 0x547a, 0x103d, 0x200000000006, 0x0, 0x5861, 0x5, 0x1, 0x0, 0x40000000009, 0x40000000080a8d, 0x800000068], 0x30000, 0x4000}) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r4, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x20002000, &(0x7f0000000000/0x2000)=nil}) r5 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r5, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000640)="430fc73f0f2390b9800000c00f3235010000000f300f20d835080000000f22d8c4e18173f53866baf80cb83879e487ef66bafc0cec66b88e008ec02d1aa80000460f1c460041ae", 0x47}], 0x1, 0x74, 0x0, 0x0) getsockopt$sock_buf(0xffffffffffffffff, 0x1, 0x0, 0x0, &(0x7f0000000240)) ioctl$KVM_RUN(r5, 0xae80, 0x0) sendmsg$inet6(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0x8, @loopback, 0x4}, 0x1c, 0x0}, 0x4048043) setrlimit(0xf, &(0x7f0000000000)={0x1, 0x5}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000080)=[@text64={0x40, &(0x7f0000000240)="8f0978d21b640fc79ca50000c0fe470f06430f01c2440f20c0ac0a0000e39d9d0f22c066460f38809bf77f00000f214a0fc73d0d0000003e653666400fc7775f400f01c4", 0x44}], 0x1, 0x10, 0x0, 0x0) executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pwritev(0xffffffffffffffff, &(0x7f0000000480)=[{0x0}, {0x0}, {&(0x7f00000003c0)="77cecb0deedbb94f1afd3ccb469a6721cc637e9cbc7f0685c4ab02897a615638b1ba209474e485e5c676dab2f779fc45e14a15eb8cab8dce71eaea08ea87db5609774523b75431043e4a32f82c5b61bea2", 0x51}, {0x0}, {&(0x7f0000000680)}], 0x5, 0x44, 0x5) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000001c0)=[@text16={0x10, 0x0, 0x4b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f0000000200)="f7790066baa00066b86b4266ef66ba420066b8e20066ef0f29902cbb0000c4e2b1ba8c88d9000000666666440f38826b410f7842280f07b8010000000f01d9c4033921820f47a753fd", 0x49}], 0x1, 0x43, 0x0, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000040)={[0x4, 0x2, 0xe9b, 0xc, 0xd, 0x7f, 0x44233, 0x7, 0x81, 0x941, 0x8001, 0x1005, 0xc, 0x5, 0x0, 0xfffffdfffffffffd], 0x2, 0x80300}) ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4400ae8f, &(0x7f0000000140)=@arm64={0x9, 0xe, 0xb0, '\x00', 0x8000000000000000}) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) executing program 4: r0 = syz_usb_connect(0x0, 0x2d, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000035ffaa20cd0caf104a380102030109021b0001000010000904590201801e2a00090582"], 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$uac2(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000bc0)={0x34, &(0x7f0000000880)={0x0, 0x9}, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000a40)={0x2c, &(0x7f0000000700)={0x0, 0x16}, 0x0, 0x0, 0x0, 0x0}) executing program 0: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x4000000002a82, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000182000/0x18000)=nil, 0x0, 0x0, 0x4f, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f00003e1000/0x18000)=nil, &(0x7f00000001c0)=[@text64={0x40, 0x0}], 0xaaaac24, 0x41, 0x0, 0x0) ioctl$KVM_SET_REGS(r3, 0x4090ae82, &(0x7f0000000340)={[0x3ffffd, 0x4, 0x0, 0x0, 0x0, 0xfffffffffffffffb, 0x213f85ff, 0x101, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x5, 0x4, 0x100000000], 0x3000, 0x280384}) mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x1, 0x10012, r3, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = dup(r0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2000003, 0x28011, r4, 0x3554000) executing program 2: syz_usb_connect(0x0, 0x24, &(0x7f00000007c0)=ANY=[@ANYBLOB="12010000ed3ec908cd0cb300ea2d01020301090212"], 0x0) socket$packet(0x11, 0x3, 0x300) socket$nl_route(0x10, 0x3, 0x0) sendmsg$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$inet(r0, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) socket$nl_generic(0x10, 0x3, 0x10) socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$usbfs(&(0x7f0000000040), 0xfffffffffffffffe, 0x80002) openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x20842, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x18, 0xfa00, {0x3, &(0x7f00000000c0), 0x111, 0x6}}, 0x20) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000940), 0x2, 0x0) r2 = socket$unix(0x1, 0x2, 0x0) ppoll(&(0x7f0000000300)=[{r2, 0x6036}], 0x1, 0x0, 0x0, 0xfffffffffffffc92) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000300), 0x2, 0x4}}, 0x20) writev(r1, &(0x7f0000000040)=[{&(0x7f0000000100), 0x86}], 0x2) executing program 1: sendmsg$IPCTNL_MSG_EXP_NEW(0xffffffffffffffff, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000001fc0)={0xbc, 0x0, 0x2, 0x301, 0x0, 0x0, {0x7, 0x0, 0x2}, [@CTA_EXPECT_NAT={0xa8, 0xa, 0x0, 0x1, [@CTA_EXPECT_NAT_TUPLE={0x3c, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @remote}, {0x8, 0x2, @private=0xa010100}}}, @CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @private=0xa010100}}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x1}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_EXPECT_NAT_DIR={0x8, 0x1, 0x1, 0x0, 0x1}, @CTA_EXPECT_NAT_TUPLE={0x60, 0x2, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x2f}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x11}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x21}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x88}}, @CTA_TUPLE_ZONE={0x6}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}, @CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast2}, {0x8, 0x2, @broadcast}}}]}]}]}, 0xbc}, 0x1, 0x0, 0x0, 0x40010}, 0x4008000) r0 = socket(0x10, 0x803, 0x0) sendto(r0, &(0x7f0000000740)="120000001200e7ef007b00000000000000a1", 0x12, 0x0, 0x0, 0x0) recvmmsg(r0, &(0x7f00000037c0)=[{{&(0x7f00000004c0)=@ethernet={0x0, @random}, 0xfdf4, &(0x7f0000000380)=[{&(0x7f0000000140)=""/100, 0x321}, {&(0x7f0000000280)=""/85, 0x21}, {&(0x7f0000000fc0)=""/4096, 0x197}, {&(0x7f0000000580)=""/106, 0x659}, {&(0x7f0000000980)=""/73, 0xd}, {&(0x7f0000000200)=""/77, 0x69}, {&(0x7f00000007c0)=""/141, 0xc4}, {&(0x7f00000001c0)=""/17, 0x1d8}], 0x21, &(0x7f0000000600)=""/191, 0x41}, 0x5}], 0x4000000000003b4, 0x2000, &(0x7f0000003700)={0x77359400}) executing program 1: r0 = syz_usb_connect(0x0, 0x1cb, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000122f0d4071040403dfe4000000010902b901010000003f0904"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$sierra_net(r0, 0x0, 0x0) syz_usb_control_io$sierra_net(r0, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$rtl8150(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000300)={0x1c, &(0x7f0000000240)={0x20, 0x15, 0x1, "d0"}, 0x0, 0x0}) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f00000014c0)={0x40, 0xe}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) executing program 3: r0 = syz_usb_connect$uac2(0x3, 0x8f, &(0x7f0000000400)={{0x12, 0x1, 0x310, 0x0, 0x0, 0x0, 0x20, 0xdba, 0x1000, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x7d, 0x3, 0x1, 0x6, 0x10, 0x2, {0x8, 0xb, 0x1, 0x0, 0x1, 0xc}, {{{0x9, 0x4, 0x0, 0x0, 0x0, 0x1, 0x1, 0x20, 0x0, {{0x9, 0x24, 0x1, 0xff80, 0x7, 0x1d, 0x4}, [@output_terminal={0xc, 0x24, 0x3, 0x2, 0x304, 0x5, 0x4, 0x0, 0x1ff, 0x1c}, @source_unit={0x8, 0x24, 0xa, 0x4, 0x2, 0x95, 0x5, 0x1}]}}, {}, {0x9, 0x4, 0x1, 0x1, 0x1, 0x1, 0x2, 0x20, 0x0, {}, {{0x9, 0x5, 0x1, 0x9, 0x10, 0xc, 0x2, 0x9, {0x8, 0x25, 0x1, 0x80, 0x30, 0xad, 0x100}}}}, {}, {0x9, 0x4, 0x2, 0x1, 0x1, 0x1, 0x2, 0x20, 0x0, {}, {{0x9, 0x5, 0x82, 0x9, 0x20, 0x2, 0xfa, 0xbc, {0x8, 0x25, 0x1, 0x2, 0xfa4024f26d164786, 0x81, 0x9}}}}}}}}]}}, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$uac2(r0, 0x0, 0x0) syz_usb_control_io$uac2(r0, &(0x7f0000000700)={0xffffff61, 0x0, &(0x7f00000006c0)={0x0, 0x3, 0x2, @string={0x2}}}, 0x0) executing program 0: r0 = syz_open_dev$sg(&(0x7f00000060c0), 0x0, 0x8002) ioctl$SG_IO(r0, 0x2285, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) write$sndseq(r1, &(0x7f0000000180)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x7}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time={0xffff}, {}, {}, @quote}], 0x38) write$sndseq(r1, &(0x7f0000000200)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x20, @time, {}, {}, @time=@time}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @control}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @connect}, {0x0, 0x0, 0x0, 0x0, @time, {0xfc}, {}, @raw8={"448cc880fe353ca0f2c2e953"}}, {0x0, 0x0, 0x0, 0x0, @time, {0xfd}, {}, @connect}], 0xc4) write$sndseq(r1, &(0x7f0000000640)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x8}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @addr}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @connect}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @control={0x6, 0x7fff, 0x8}}, {0x0, 0x0, 0x0, 0x0, @time={0xffffff81}, {}, {}, @time=@time}], 0xa8) write$sndseq(r1, &(0x7f0000002840)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @control}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @addr}], 0x54) write$sndseq(r1, &(0x7f0000000300)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @result}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @connect}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @control}], 0xc4) write$sndseq(r1, &(0x7f0000000a40)=[{0x0, 0x0, 0x0, 0x0, @tick=0x8}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @queue}], 0x8c) write$sndseq(r0, &(0x7f0000000000)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @addr}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @control}], 0x54) write$sndseq(r1, &(0x7f0000000f80)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}, {}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xc4) executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pwritev(0xffffffffffffffff, &(0x7f0000000480)=[{0x0}, {0x0}, {&(0x7f00000003c0)="77cecb0deedbb94f1afd3ccb469a6721cc637e9cbc7f0685c4ab02897a615638b1ba209474e485e5c676dab2f779fc45e14a15eb8cab8dce71eaea08ea87db5609774523b75431043e4a32f82c5b61bea2b9b0eff207d81c7b175cfcb3e448d7fcac8844402e9401582eeb4a08d247096e183b9b7de727a818150a153b9397c4cc61a6bd461f30fb84b679bca11d47c56904a9d359442a5c", 0x98}, {0x0}, {&(0x7f0000000680)}], 0x5, 0x44, 0x5) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000001c0)=[@text16={0x10, 0x0, 0x4b}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f0000000200)="f7790066baa00066b86b4266ef66ba420066b8e20066ef0f29902cbb0000c4e2b1ba8c88d9000000666666440f38826b410f7842280f07b8010000000f01d9c4033921820f47a753fd", 0x49}], 0x1, 0x43, 0x0, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000040)={[0x4, 0x2, 0xe9b, 0xc, 0xd, 0x7f, 0x44233, 0x7, 0x81, 0x941, 0x8001, 0x1005, 0xc, 0x5, 0x0, 0xfffffdfffffffffd], 0x2, 0x80300}) ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4400ae8f, &(0x7f0000000140)=@arm64={0x9, 0xe, 0xb0, '\x00', 0x8000000000000000}) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) executing program 0: r0 = syz_open_dev$sg(&(0x7f00000060c0), 0x0, 0x8002) r1 = fcntl$dupfd(r0, 0x0, r0) write$sndseq(r1, &(0x7f0000000180)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x7}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time={0xffff}, {}, {}, @quote}], 0x38) write$sndseq(r1, 0x0, 0x0) executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000080)={{0x12, 0x1, 0x201, 0x0, 0x0, 0x0, 0x10, 0x4d8, 0xc002, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x1, 0x3, 0x50, 0xc9, "", [{{0x9, 0x4, 0x0, 0xe, 0x1, 0x3, 0x1, 0x1, 0x0, {0x9, 0x21, 0xa, 0x77, 0x1, {0x22, 0xde1}}, {{{0x9, 0x5, 0x81, 0x3, 0x20, 0x3, 0x5, 0x48}}}}}]}}]}}, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$lan78xx(r0, 0x0, 0x0) executing program 3: r0 = syz_open_dev$sg(&(0x7f00000060c0), 0x0, 0x8002) ioctl$SG_IO(r0, 0x2285, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) write$sndseq(r1, &(0x7f0000000180)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x7}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time={0xffff}, {}, {}, @quote}], 0x38) write$sndseq(r1, &(0x7f0000000200)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x20, @time, {}, {}, @time=@time}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @control}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @connect}, {0x0, 0x0, 0x0, 0x0, @time, {0xfc}, {}, @raw8={"448cc880fe353ca0f2c2e953"}}, {0x0, 0x0, 0x0, 0x0, @time, {0xfd}, {}, @connect}], 0xc4) write$sndseq(r1, 0x0, 0x0) write$sndseq(r1, &(0x7f0000002840)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @control}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @addr}], 0x54) write$sndseq(r1, &(0x7f0000000300)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @result}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @connect}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @control}], 0xc4) write$sndseq(r1, &(0x7f0000000a40)=[{0x0, 0x0, 0x0, 0x0, @tick=0x8}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @queue}], 0x8c) write$sndseq(r0, &(0x7f0000000000)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @addr}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @control}], 0x54) write$sndseq(r1, &(0x7f0000000f80)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}, {}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xc4) write$sndseq(r1, &(0x7f00000000c0)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @control}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @result}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time}], 0x8c) write$sndseq(r1, &(0x7f0000000740)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @time={0x7f, 0x4}, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time={0x9, 0x308}, {}, {0xfd}}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @result}], 0x8c) program did not crash replaying the whole log did not cause a kernel crash single: executing 5 programs separately with timeout 1m40s testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$sg-ioctl$SG_IO-fcntl$dupfd-write$sndseq-write$sndseq-write$sndseq-write$sndseq-write$sndseq-write$sndseq-write$sndseq-write$sndseq-write$sndseq-write$sndseq detailed listing: executing program 0: r0 = syz_open_dev$sg(&(0x7f00000060c0), 0x0, 0x8002) ioctl$SG_IO(r0, 0x2285, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) write$sndseq(r1, &(0x7f0000000180)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x7}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time={0xffff}, {}, {}, @quote}], 0x38) write$sndseq(r1, &(0x7f0000000200)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x20, @time, {}, {}, @time=@time}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @control}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @connect}, {0x0, 0x0, 0x0, 0x0, @time, {0xfc}, {}, @raw8={"448cc880fe353ca0f2c2e953"}}, {0x0, 0x0, 0x0, 0x0, @time, {0xfd}, {}, @connect}], 0xc4) write$sndseq(r1, 0x0, 0x0) write$sndseq(r1, &(0x7f0000002840)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @control}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @addr}], 0x54) write$sndseq(r1, &(0x7f0000000300)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @result}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @connect}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @control}], 0xc4) write$sndseq(r1, &(0x7f0000000a40)=[{0x0, 0x0, 0x0, 0x0, @tick=0x8}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @queue}], 0x8c) write$sndseq(r0, &(0x7f0000000000)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @addr}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @control}], 0x54) write$sndseq(r1, &(0x7f0000000f80)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}, {}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xc4) write$sndseq(r1, &(0x7f00000000c0)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @control}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @result}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time}], 0x8c) write$sndseq(r1, &(0x7f0000000740)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @time={0x7f, 0x4}, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @time={0x9, 0x308}, {}, {0xfd}}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @result}], 0x8c) program did not crash testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid-syz_usb_control_io-syz_usb_control_io$lan78xx detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000080)={{0x12, 0x1, 0x201, 0x0, 0x0, 0x0, 0x10, 0x4d8, 0xc002, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x1, 0x3, 0x50, 0xc9, "", [{{0x9, 0x4, 0x0, 0xe, 0x1, 0x3, 0x1, 0x1, 0x0, {0x9, 0x21, 0xa, 0x77, 0x1, {0x22, 0xde1}}, {{{0x9, 0x5, 0x81, 0x3, 0x20, 0x3, 0x5, 0x48}}}}}]}}]}}, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$lan78xx(r0, 0x0, 0x0) program did not crash testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io-syz_usb_control_io$printer-syz_usb_control_io$printer-syz_usb_control_io$sierra_net-syz_usb_control_io$sierra_net-syz_usb_control_io$uac1-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$rtl8150-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-syz_usb_control_io$uac1-syz_usb_control_io$uac3 detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x1cb, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000122f0d4071040403dfe4000000010902b901010000003f0904"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$sierra_net(r0, 0x0, 0x0) syz_usb_control_io$sierra_net(r0, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$rtl8150(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000300)={0x1c, &(0x7f0000000240)={0x20, 0x15, 0x1, "d0"}, 0x0, 0x0}) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f00000014c0)={0x40, 0xe}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-socket$packet-socket$nl_route-sendmsg$inet-socketpair$unix-sendmsg$inet-socket$nl_generic-socket$nl_generic-syz_open_dev$usbfs-openat-write$RDMA_USER_CM_CMD_CREATE_ID-openat$rdma_cm-socket$unix-ppoll-write$RDMA_USER_CM_CMD_CREATE_ID-writev detailed listing: executing program 0: syz_usb_connect(0x0, 0x24, &(0x7f00000007c0)=ANY=[@ANYBLOB="12010000ed3ec908cd0cb300ea2d01020301090212"], 0x0) socket$packet(0x11, 0x3, 0x300) socket$nl_route(0x10, 0x3, 0x0) sendmsg$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$inet(r0, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) socket$nl_generic(0x10, 0x3, 0x10) socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$usbfs(&(0x7f0000000040), 0xfffffffffffffffe, 0x80002) openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x20842, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x18, 0xfa00, {0x3, &(0x7f00000000c0), 0x111, 0x6}}, 0x20) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000940), 0x2, 0x0) r2 = socket$unix(0x1, 0x2, 0x0) ppoll(&(0x7f0000000300)=[{r2, 0x6036}], 0x1, 0x0, 0x0, 0xfffffffffffffc92) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000300), 0x2, 0x4}}, 0x20) writev(r1, &(0x7f0000000040)=[{&(0x7f0000000100), 0x86}], 0x2) program did not crash testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$uac2-syz_usb_control_io$printer-syz_usb_control_io$printer-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x2d, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000035ffaa20cd0caf104a380102030109021b0001000010000904590201801e2a00090582"], 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$uac2(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000bc0)={0x34, &(0x7f0000000880)={0x0, 0x9}, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000a40)={0x2c, &(0x7f0000000700)={0x0, 0x16}, 0x0, 0x0, 0x0, 0x0}) program crashed: KASAN: slab-use-after-free Read in v4l2_open single: successfully extracted reproducer found reproducer with 8 syscalls minimizing guilty program testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$uac2-syz_usb_control_io$printer-syz_usb_control_io$printer detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x2d, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000035ffaa20cd0caf104a380102030109021b0001000010000904590201801e2a00090582"], 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$uac2(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000bc0)={0x34, &(0x7f0000000880)={0x0, 0x9}, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in v4l2_open testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$uac2-syz_usb_control_io$printer detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x2d, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000035ffaa20cd0caf104a380102030109021b0001000010000904590201801e2a00090582"], 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$uac2(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000bc0)={0x34, &(0x7f0000000880)={0x0, 0x9}, 0x0, 0x0, 0x0, 0x0, 0x0}) program crashed: KASAN: slab-use-after-free Read in v4l2_open testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm-syz_usb_control_io$uac2 detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x2d, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000035ffaa20cd0caf104a380102030109021b0001000010000904590201801e2a00090582"], 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$uac2(r0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in v4l2_open testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x2d, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000035ffaa20cd0caf104a380102030109021b0001000010000904590201801e2a00090582"], 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in v4l2_open testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$cdc_ncm detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x2d, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000035ffaa20cd0caf104a380102030109021b0001000010000904590201801e2a00090582"], 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in v4l2_open testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x2d, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000035ffaa20cd0caf104a380102030109021b0001000010000904590201801e2a00090582"], 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in v4l2_open testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x2d, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000035ffaa20cd0caf104a380102030109021b0001000010000904590201801e2a00090582"], 0x0) program crashed: KASAN: slab-use-after-free Read in v4l2_open testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x2d, 0x0, 0x0) program did not crash testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x2d, &(0x7f0000000040)=ANY=[@ANYBLOB], 0x0) program did not crash extracting C reproducer testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: KASAN: slab-use-after-free Read in v4l2_open simplifying C reproducer testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: KASAN: slab-use-after-free Read in v4l2_open testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program did not crash testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: KASAN: slab-use-after-free Read in v4l2_open testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: KASAN: slab-use-after-free Read in v4l2_open testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: KASAN: slab-use-after-free Read in v4l2_open testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: KASAN: slab-use-after-free Read in v4l2_open testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: KASAN: slab-use-after-free Read in v4l2_open testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x2d, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000035ffaa20cd0caf104a380102030109021b0001000010000904590201801e2a00090582"], 0x0) program crashed: KASAN: slab-use-after-free Read in v4l2_open validation run: crashed=true testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x2d, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000035ffaa20cd0caf104a380102030109021b0001000010000904590201801e2a00090582"], 0x0) program crashed: KASAN: slab-use-after-free Read in v4l2_open validation run: crashed=true testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x2d, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000035ffaa20cd0caf104a380102030109021b0001000010000904590201801e2a00090582"], 0x0) program crashed: KASAN: slab-use-after-free Read in v4l2_open validation run: crashed=true reproducing took 51m46.209143796s repro crashed as (corrupted=false): ================================================================== BUG: KASAN: slab-use-after-free in v4l2_open+0x395/0x3a0 drivers/media/v4l2-core/v4l2-dev.c:444 Read of size 4 at addr ffff88801b168810 by task v4l_id/6152 CPU: 1 UID: 0 PID: 6152 Comm: v4l_id Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 Call Trace: dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120 print_address_description+0x55/0x1e0 mm/kasan/report.c:378 print_report+0x58/0x70 mm/kasan/report.c:482 kasan_report+0x117/0x150 mm/kasan/report.c:595 v4l2_open+0x395/0x3a0 drivers/media/v4l2-core/v4l2-dev.c:444 chrdev_open+0x4cd/0x5e0 fs/char_dev.c:411 do_dentry_open+0x785/0x14e0 fs/open.c:949 vfs_open+0x3b/0x340 fs/open.c:1081 do_open fs/namei.c:4693 [inline] path_openat+0x2e08/0x3860 fs/namei.c:4852 do_file_open+0x23e/0x4a0 fs/namei.c:4881 do_sys_openat2+0x113/0x200 fs/open.c:1366 do_sys_open fs/open.c:1372 [inline] __do_sys_openat fs/open.c:1388 [inline] __se_sys_openat fs/open.c:1383 [inline] __x64_sys_openat+0x138/0x170 fs/open.c:1383 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa818fde407 Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff RSP: 002b:00007ffdbeaca3e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fa818f52880 RCX: 00007fa818fde407 RDX: 0000000000000000 RSI: 00007ffdbeacaf1c RDI: ffffffffffffff9c RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 00007ffdbeaca630 R14: 00007fa819237000 R15: 0000562990aec4d8 Allocated by task 809: kasan_save_stack mm/kasan/common.c:57 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:78 poison_kmalloc_redzone mm/kasan/common.c:398 [inline] __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:415 kasan_kmalloc include/linux/kasan.h:263 [inline] __kmalloc_cache_noprof+0x31c/0x660 mm/slub.c:5412 kmalloc_noprof include/linux/slab.h:950 [inline] kzalloc_noprof include/linux/slab.h:1188 [inline] em28xx_v4l2_init+0x10b/0x2e70 drivers/media/usb/em28xx/em28xx-video.c:2538 em28xx_init_extension+0x120/0x1c0 drivers/media/usb/em28xx/em28xx-core.c:1117 process_one_work+0x9ab/0x1780 kernel/workqueue.c:3289 process_scheduled_works kernel/workqueue.c:3380 [inline] worker_thread+0xba8/0x11e0 kernel/workqueue.c:3466 kthread+0x388/0x470 kernel/kthread.c:436 ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Freed by task 809: kasan_save_stack mm/kasan/common.c:57 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:78 kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:584 poison_slab_object mm/kasan/common.c:253 [inline] __kasan_slab_free+0x5c/0x80 mm/kasan/common.c:285 kasan_slab_free include/linux/kasan.h:235 [inline] slab_free_hook mm/slub.c:2689 [inline] slab_free mm/slub.c:6242 [inline] kfree+0x1c5/0x650 mm/slub.c:6557 em28xx_free_v4l2 drivers/media/usb/em28xx/em28xx-video.c:2118 [inline] kref_put include/linux/kref.h:65 [inline] em28xx_v4l2_init+0x1683/0x2e70 drivers/media/usb/em28xx/em28xx-video.c:2907 em28xx_init_extension+0x120/0x1c0 drivers/media/usb/em28xx/em28xx-core.c:1117 process_one_work+0x9ab/0x1780 kernel/workqueue.c:3289 process_scheduled_works kernel/workqueue.c:3380 [inline] worker_thread+0xba8/0x11e0 kernel/workqueue.c:3466 kthread+0x388/0x470 kernel/kthread.c:436 ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 The buggy address belongs to the object at ffff88801b168000 which belongs to the cache kmalloc-8k of size 8192 The buggy address is located 2064 bytes inside of freed 8192-byte region [ffff88801b168000, ffff88801b16a000) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1b168 head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) page_type: f5(slab) raw: 00fff00000000040 ffff88801b042280 dead000000000100 dead000000000122 raw: 0000000000000000 0000000800020002 00000000f5000000 0000000000000000 head: 00fff00000000040 ffff88801b042280 dead000000000100 dead000000000122 head: 0000000000000000 0000000800020002 00000000f5000000 0000000000000000 head: 00fff00000000003 fffffffffffffe01 00000000ffffffff 00000000ffffffff head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5499, tgid 5499 (S40network), ts 54008512816, free_ts 53918866034 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x231/0x280 mm/page_alloc.c:1857 prep_new_page mm/page_alloc.c:1865 [inline] get_page_from_freelist+0x2418/0x24b0 mm/page_alloc.c:3924 __alloc_frozen_pages_noprof+0x233/0x3d0 mm/page_alloc.c:5211 alloc_slab_page mm/slub.c:3278 [inline] allocate_slab+0x77/0x660 mm/slub.c:3467 new_slab mm/slub.c:3525 [inline] refill_objects+0x339/0x3d0 mm/slub.c:7247 refill_sheaf mm/slub.c:2816 [inline] __pcs_replace_empty_main+0x321/0x720 mm/slub.c:4651 alloc_from_pcs mm/slub.c:4749 [inline] slab_alloc_node mm/slub.c:4883 [inline] __kmalloc_cache_noprof+0x392/0x660 mm/slub.c:5407 kmalloc_noprof include/linux/slab.h:950 [inline] kzalloc_noprof include/linux/slab.h:1188 [inline] tomoyo_print_bprm security/tomoyo/audit.c:26 [inline] tomoyo_init_log+0x112e/0x1fb0 security/tomoyo/audit.c:264 tomoyo_supervisor+0x353/0x1570 security/tomoyo/common.c:2232 tomoyo_audit_env_log security/tomoyo/environ.c:37 [inline] tomoyo_env_perm+0x151/0x1f0 security/tomoyo/environ.c:64 tomoyo_environ security/tomoyo/domain.c:673 [inline] tomoyo_find_next_domain+0x15cb/0x1aa0 security/tomoyo/domain.c:889 tomoyo_bprm_check_security+0x11b/0x180 security/tomoyo/tomoyo.c:102 security_bprm_check+0x85/0x240 security/security.c:794 search_binary_handler fs/exec.c:1654 [inline] exec_binprm fs/exec.c:1696 [inline] bprm_execve+0x8a2/0x1470 fs/exec.c:1748 do_execveat_common+0x50d/0x690 fs/exec.c:1846 __do_sys_execve fs/exec.c:1930 [inline] __se_sys_execve fs/exec.c:1924 [inline] __x64_sys_execve+0x97/0xc0 fs/exec.c:1924 page last free pid 5497 tgid 5497 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] __free_pages_prepare mm/page_alloc.c:1401 [inline] __free_frozen_pages+0xbf0/0xd00 mm/page_alloc.c:2942 __slab_free+0x274/0x2c0 mm/slub.c:5605 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x99/0x100 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:350 kasan_slab_alloc include/linux/kasan.h:253 [inline] slab_post_alloc_hook mm/slub.c:4569 [inline] slab_alloc_node mm/slub.c:4898 [inline] __kmalloc_cache_noprof+0x2ba/0x660 mm/slub.c:5407 kmalloc_noprof include/linux/slab.h:950 [inline] tomoyo_print_header security/tomoyo/audit.c:156 [inline] tomoyo_init_log+0x195/0x1fb0 security/tomoyo/audit.c:255 tomoyo_supervisor+0x353/0x1570 security/tomoyo/common.c:2232 tomoyo_audit_path_log security/tomoyo/file.c:169 [inline] tomoyo_path_permission+0x25a/0x380 security/tomoyo/file.c:592 tomoyo_check_open_permission+0x2b2/0x470 security/tomoyo/file.c:782 security_file_open+0xa9/0x240 security/security.c:2661 do_dentry_open+0x384/0x14e0 fs/open.c:926 vfs_open+0x3b/0x340 fs/open.c:1081 do_open fs/namei.c:4693 [inline] path_openat+0x2e08/0x3860 fs/namei.c:4852 do_file_open+0x23e/0x4a0 fs/namei.c:4881 do_sys_openat2+0x113/0x200 fs/open.c:1366 Memory state around the buggy address: ffff88801b168700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88801b168780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb >ffff88801b168800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88801b168880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88801b168900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== final repro crashed as (corrupted=false): ================================================================== BUG: KASAN: slab-use-after-free in v4l2_open+0x395/0x3a0 drivers/media/v4l2-core/v4l2-dev.c:444 Read of size 4 at addr ffff88801b168810 by task v4l_id/6152 CPU: 1 UID: 0 PID: 6152 Comm: v4l_id Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 Call Trace: dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120 print_address_description+0x55/0x1e0 mm/kasan/report.c:378 print_report+0x58/0x70 mm/kasan/report.c:482 kasan_report+0x117/0x150 mm/kasan/report.c:595 v4l2_open+0x395/0x3a0 drivers/media/v4l2-core/v4l2-dev.c:444 chrdev_open+0x4cd/0x5e0 fs/char_dev.c:411 do_dentry_open+0x785/0x14e0 fs/open.c:949 vfs_open+0x3b/0x340 fs/open.c:1081 do_open fs/namei.c:4693 [inline] path_openat+0x2e08/0x3860 fs/namei.c:4852 do_file_open+0x23e/0x4a0 fs/namei.c:4881 do_sys_openat2+0x113/0x200 fs/open.c:1366 do_sys_open fs/open.c:1372 [inline] __do_sys_openat fs/open.c:1388 [inline] __se_sys_openat fs/open.c:1383 [inline] __x64_sys_openat+0x138/0x170 fs/open.c:1383 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa818fde407 Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff RSP: 002b:00007ffdbeaca3e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fa818f52880 RCX: 00007fa818fde407 RDX: 0000000000000000 RSI: 00007ffdbeacaf1c RDI: ffffffffffffff9c RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 00007ffdbeaca630 R14: 00007fa819237000 R15: 0000562990aec4d8 Allocated by task 809: kasan_save_stack mm/kasan/common.c:57 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:78 poison_kmalloc_redzone mm/kasan/common.c:398 [inline] __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:415 kasan_kmalloc include/linux/kasan.h:263 [inline] __kmalloc_cache_noprof+0x31c/0x660 mm/slub.c:5412 kmalloc_noprof include/linux/slab.h:950 [inline] kzalloc_noprof include/linux/slab.h:1188 [inline] em28xx_v4l2_init+0x10b/0x2e70 drivers/media/usb/em28xx/em28xx-video.c:2538 em28xx_init_extension+0x120/0x1c0 drivers/media/usb/em28xx/em28xx-core.c:1117 process_one_work+0x9ab/0x1780 kernel/workqueue.c:3289 process_scheduled_works kernel/workqueue.c:3380 [inline] worker_thread+0xba8/0x11e0 kernel/workqueue.c:3466 kthread+0x388/0x470 kernel/kthread.c:436 ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Freed by task 809: kasan_save_stack mm/kasan/common.c:57 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:78 kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:584 poison_slab_object mm/kasan/common.c:253 [inline] __kasan_slab_free+0x5c/0x80 mm/kasan/common.c:285 kasan_slab_free include/linux/kasan.h:235 [inline] slab_free_hook mm/slub.c:2689 [inline] slab_free mm/slub.c:6242 [inline] kfree+0x1c5/0x650 mm/slub.c:6557 em28xx_free_v4l2 drivers/media/usb/em28xx/em28xx-video.c:2118 [inline] kref_put include/linux/kref.h:65 [inline] em28xx_v4l2_init+0x1683/0x2e70 drivers/media/usb/em28xx/em28xx-video.c:2907 em28xx_init_extension+0x120/0x1c0 drivers/media/usb/em28xx/em28xx-core.c:1117 process_one_work+0x9ab/0x1780 kernel/workqueue.c:3289 process_scheduled_works kernel/workqueue.c:3380 [inline] worker_thread+0xba8/0x11e0 kernel/workqueue.c:3466 kthread+0x388/0x470 kernel/kthread.c:436 ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 The buggy address belongs to the object at ffff88801b168000 which belongs to the cache kmalloc-8k of size 8192 The buggy address is located 2064 bytes inside of freed 8192-byte region [ffff88801b168000, ffff88801b16a000) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1b168 head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) page_type: f5(slab) raw: 00fff00000000040 ffff88801b042280 dead000000000100 dead000000000122 raw: 0000000000000000 0000000800020002 00000000f5000000 0000000000000000 head: 00fff00000000040 ffff88801b042280 dead000000000100 dead000000000122 head: 0000000000000000 0000000800020002 00000000f5000000 0000000000000000 head: 00fff00000000003 fffffffffffffe01 00000000ffffffff 00000000ffffffff head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5499, tgid 5499 (S40network), ts 54008512816, free_ts 53918866034 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x231/0x280 mm/page_alloc.c:1857 prep_new_page mm/page_alloc.c:1865 [inline] get_page_from_freelist+0x2418/0x24b0 mm/page_alloc.c:3924 __alloc_frozen_pages_noprof+0x233/0x3d0 mm/page_alloc.c:5211 alloc_slab_page mm/slub.c:3278 [inline] allocate_slab+0x77/0x660 mm/slub.c:3467 new_slab mm/slub.c:3525 [inline] refill_objects+0x339/0x3d0 mm/slub.c:7247 refill_sheaf mm/slub.c:2816 [inline] __pcs_replace_empty_main+0x321/0x720 mm/slub.c:4651 alloc_from_pcs mm/slub.c:4749 [inline] slab_alloc_node mm/slub.c:4883 [inline] __kmalloc_cache_noprof+0x392/0x660 mm/slub.c:5407 kmalloc_noprof include/linux/slab.h:950 [inline] kzalloc_noprof include/linux/slab.h:1188 [inline] tomoyo_print_bprm security/tomoyo/audit.c:26 [inline] tomoyo_init_log+0x112e/0x1fb0 security/tomoyo/audit.c:264 tomoyo_supervisor+0x353/0x1570 security/tomoyo/common.c:2232 tomoyo_audit_env_log security/tomoyo/environ.c:37 [inline] tomoyo_env_perm+0x151/0x1f0 security/tomoyo/environ.c:64 tomoyo_environ security/tomoyo/domain.c:673 [inline] tomoyo_find_next_domain+0x15cb/0x1aa0 security/tomoyo/domain.c:889 tomoyo_bprm_check_security+0x11b/0x180 security/tomoyo/tomoyo.c:102 security_bprm_check+0x85/0x240 security/security.c:794 search_binary_handler fs/exec.c:1654 [inline] exec_binprm fs/exec.c:1696 [inline] bprm_execve+0x8a2/0x1470 fs/exec.c:1748 do_execveat_common+0x50d/0x690 fs/exec.c:1846 __do_sys_execve fs/exec.c:1930 [inline] __se_sys_execve fs/exec.c:1924 [inline] __x64_sys_execve+0x97/0xc0 fs/exec.c:1924 page last free pid 5497 tgid 5497 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] __free_pages_prepare mm/page_alloc.c:1401 [inline] __free_frozen_pages+0xbf0/0xd00 mm/page_alloc.c:2942 __slab_free+0x274/0x2c0 mm/slub.c:5605 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x99/0x100 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:350 kasan_slab_alloc include/linux/kasan.h:253 [inline] slab_post_alloc_hook mm/slub.c:4569 [inline] slab_alloc_node mm/slub.c:4898 [inline] __kmalloc_cache_noprof+0x2ba/0x660 mm/slub.c:5407 kmalloc_noprof include/linux/slab.h:950 [inline] tomoyo_print_header security/tomoyo/audit.c:156 [inline] tomoyo_init_log+0x195/0x1fb0 security/tomoyo/audit.c:255 tomoyo_supervisor+0x353/0x1570 security/tomoyo/common.c:2232 tomoyo_audit_path_log security/tomoyo/file.c:169 [inline] tomoyo_path_permission+0x25a/0x380 security/tomoyo/file.c:592 tomoyo_check_open_permission+0x2b2/0x470 security/tomoyo/file.c:782 security_file_open+0xa9/0x240 security/security.c:2661 do_dentry_open+0x384/0x14e0 fs/open.c:926 vfs_open+0x3b/0x340 fs/open.c:1081 do_open fs/namei.c:4693 [inline] path_openat+0x2e08/0x3860 fs/namei.c:4852 do_file_open+0x23e/0x4a0 fs/namei.c:4881 do_sys_openat2+0x113/0x200 fs/open.c:1366 Memory state around the buggy address: ffff88801b168700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88801b168780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb >ffff88801b168800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88801b168880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88801b168900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ==================================================================