Extracting prog: 51.35868812s Minimizing prog: 22m39.847912172s Simplifying prog options: 0s Extracting C: 2m27.9253208s Simplifying C: 9m9.955598539s extracting reproducer from 51 programs first checking the prog from the crash report single: executing 1 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_open_dev$hidraw-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0xd0, 0x0, [{{0x9, 0x4, 0x0, 0x4, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x1, 0xf9, 0x1, {0x22, 0x5}}, {{{0x9, 0x5, 0x81, 0x3, 0x0, 0x0, 0x0, 0x50}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_usb_control_io$cdc_ecm(0xffffffffffffffff, &(0x7f00000005c0)={0x14, &(0x7f00000001c0)={0x0, 0x0, 0xe, {0xe, 0x0, "6c46936e41c5838bf3d423ab"}}, 0x0}, 0x0) syz_usb_control_io$cdc_ecm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$hidraw(&(0x7f0000002300), 0x1, 0x14a042) syz_open_dev$hidraw(&(0x7f0000002300), 0x0, 0x0) program crashed: KASAN: use-after-free Read in steam_input_open single: successfully extracted reproducer found reproducer with 7 syscalls minimizing guilty program testing program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0xd0, 0x0, [{{0x9, 0x4, 0x0, 0x4, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x1, 0xf9, 0x1, {0x22, 0x5}}, {{{0x9, 0x5, 0x81, 0x3, 0x0, 0x0, 0x0, 0x50}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_usb_control_io$cdc_ecm(0xffffffffffffffff, &(0x7f00000005c0)={0x14, &(0x7f00000001c0)={0x0, 0x0, 0xe, {0xe, 0x0, "6c46936e41c5838bf3d423ab"}}, 0x0}, 0x0) syz_usb_control_io$cdc_ecm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$hidraw(&(0x7f0000002300), 0x1, 0x14a042) program did not crash testing program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0xd0, 0x0, [{{0x9, 0x4, 0x0, 0x4, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x1, 0xf9, 0x1, {0x22, 0x5}}, {{{0x9, 0x5, 0x81, 0x3, 0x0, 0x0, 0x0, 0x50}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_usb_control_io$cdc_ecm(0xffffffffffffffff, &(0x7f00000005c0)={0x14, &(0x7f00000001c0)={0x0, 0x0, 0xe, {0xe, 0x0, "6c46936e41c5838bf3d423ab"}}, 0x0}, 0x0) syz_usb_control_io$cdc_ecm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$hidraw(&(0x7f0000002300), 0x0, 0x0) program crashed: KASAN: use-after-free Read in steam_input_open testing program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io$cdc_ecm-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0xd0, 0x0, [{{0x9, 0x4, 0x0, 0x4, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x1, 0xf9, 0x1, {0x22, 0x5}}, {{{0x9, 0x5, 0x81, 0x3, 0x0, 0x0, 0x0, 0x50}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_usb_control_io$cdc_ecm(0xffffffffffffffff, &(0x7f00000005c0)={0x14, &(0x7f00000001c0)={0x0, 0x0, 0xe, {0xe, 0x0, "6c46936e41c5838bf3d423ab"}}, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f0000002300), 0x0, 0x0) program crashed: KASAN: use-after-free Read in steam_input_open testing program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0xd0, 0x0, [{{0x9, 0x4, 0x0, 0x4, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x1, 0xf9, 0x1, {0x22, 0x5}}, {{{0x9, 0x5, 0x81, 0x3, 0x0, 0x0, 0x0, 0x50}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f0000002300), 0x0, 0x0) program crashed: KASAN: use-after-free Read in steam_input_open testing program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0xd0, 0x0, [{{0x9, 0x4, 0x0, 0x4, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x1, 0xf9, 0x1, {0x22, 0x5}}, {{{0x9, 0x5, 0x81, 0x3, 0x0, 0x0, 0x0, 0x50}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_open_dev$hidraw(&(0x7f0000002300), 0x0, 0x0) program did not crash testing program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0xd0, 0x0, [{{0x9, 0x4, 0x0, 0x4, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x1, 0xf9, 0x1, {0x22, 0x5}}, {{{0x9, 0x5, 0x81, 0x3, 0x0, 0x0, 0x0, 0x50}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f0000002300), 0x0, 0x0) program did not crash testing program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: syz_usb_control_io(0xffffffffffffffff, 0x0, 0x0) syz_usb_control_io(0xffffffffffffffff, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f0000002300), 0x0, 0x0) program did not crash testing program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f0000002300), 0x0, 0x0) program did not crash testing program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0xd0, 0x0, [{{0x9, 0x4, 0x0, 0x4, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x1, 0xf9, 0x1, {0x22, 0x5}}, {{{0x9, 0x5, 0x81, 0x3, 0x0, 0x0, 0x0, 0x50}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_open_dev$hidraw(&(0x7f0000002300), 0x0, 0x0) program did not crash testing program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0xd0, 0x0, [{{0x9, 0x4, 0x0, 0x4, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x1, 0xf9, 0x1, {0x22, 0x5}}, {{{0x9, 0x5, 0x81, 0x3, 0x0, 0x0, 0x0, 0x50}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f0000002300), 0x0, 0x0) program did not crash testing program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0xd0, 0x0, [{{0x9, 0x4, 0x0, 0x4, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x1, 0xf9, 0x1, {0x22, 0x5}}, {{{0x9, 0x5, 0x81, 0x3, 0x0, 0x0, 0x0, 0x50}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f0000002300), 0x0, 0x0) program did not crash testing program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0xd0, 0x0, [{{0x9, 0x4, 0x0, 0x4, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x1, 0xf9, 0x1, {0x22, 0x5}}, {{{0x9, 0x5, 0x81, 0x3, 0x0, 0x0, 0x0, 0x50}}}}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(0x0, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program crashed: KASAN: use-after-free Read in steam_input_open simplifying C reproducer testing compiled C program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program crashed: KASAN: use-after-free Read in steam_input_open testing compiled C program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program did not crash testing compiled C program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program crashed: KASAN: use-after-free Read in steam_input_open testing compiled C program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program crashed: KASAN: use-after-free Read in steam_input_open testing compiled C program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program crashed: KASAN: use-after-free Read in steam_input_open testing compiled C program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program crashed: KASAN: use-after-free Read in steam_input_open testing compiled C program (duration=1m6.618865321s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program crashed: KASAN: use-after-free Read in steam_input_open reproducing took 35m9.087566391s repro crashed as (corrupted=false): ================================================================== BUG: KASAN: use-after-free in __mutex_lock_common kernel/locking/mutex.c:582 [inline] BUG: KASAN: use-after-free in __mutex_lock+0xfa/0xd80 kernel/locking/mutex.c:747 Read of size 8 at addr ffff8880193f7ce8 by task udevd/4267 CPU: 1 PID: 4267 Comm: udevd Not tainted 6.1.129-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 print_address_description mm/kasan/report.c:316 [inline] print_report+0x15f/0x4f0 mm/kasan/report.c:427 kasan_report+0x136/0x160 mm/kasan/report.c:531 __mutex_lock_common kernel/locking/mutex.c:582 [inline] __mutex_lock+0xfa/0xd80 kernel/locking/mutex.c:747 steam_input_open+0x93/0x1b0 drivers/hid/hid-steam.c:297 input_open_device+0x188/0x2d0 drivers/input/input.c:650 evdev_open_device drivers/input/evdev.c:400 [inline] evdev_open+0x3ed/0x600 drivers/input/evdev.c:487 chrdev_open+0x54a/0x630 fs/char_dev.c:414 do_dentry_open+0x7f9/0x10f0 fs/open.c:882 do_open fs/namei.c:3626 [inline] path_openat+0x2644/0x2e60 fs/namei.c:3783 do_filp_open+0x230/0x480 fs/namei.c:3810 do_sys_openat2+0x13b/0x4f0 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1345 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f5b147169a4 Code: 24 20 48 8d 44 24 30 48 89 44 24 28 64 8b 04 25 18 00 00 00 85 c0 75 2c 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 60 48 8b 15 55 a4 0d 00 f7 d8 64 89 02 48 83 RSP: 002b:00007fffbb26cf40 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5b147169a4 RDX: 0000000000080000 RSI: 00005637cb0f17f0 RDI: 00000000ffffff9c RBP: 00005637cb0f17f0 R08: 00005637cb0e6bb8 R09: 00007f5b147f1b10 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080000 R13: 00007fffbb26d108 R14: 0000000000000000 R15: 0000563798ce4ed5 Allocated by task 4253: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:52 ____kasan_kmalloc mm/kasan/common.c:374 [inline] __kasan_kmalloc+0x97/0xb0 mm/kasan/common.c:383 kasan_kmalloc include/linux/kasan.h:211 [inline] __do_kmalloc_node mm/slab_common.c:936 [inline] __kmalloc_node_track_caller+0xb1/0x220 mm/slab_common.c:956 alloc_dr drivers/base/devres.c:116 [inline] devm_kmalloc+0x7c/0x2b0 drivers/base/devres.c:826 devm_kzalloc include/linux/device.h:210 [inline] steam_probe+0x12e/0xc10 drivers/hid/hid-steam.c:741 hid_device_probe+0x298/0x3a0 drivers/hid/hid-core.c:2632 really_probe+0x2ab/0xcb0 drivers/base/dd.c:639 __driver_probe_device+0x1a2/0x3d0 drivers/base/dd.c:785 driver_probe_device+0x50/0x420 drivers/base/dd.c:815 __device_attach_driver+0x2cf/0x510 drivers/base/dd.c:943 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:429 __device_attach+0x359/0x570 drivers/base/dd.c:1015 bus_probe_device+0xba/0x1e0 drivers/base/bus.c:489 device_add+0xb48/0xfd0 drivers/base/core.c:3696 hid_add_device+0x3a5/0x510 drivers/hid/hid-core.c:2784 usbhid_probe+0xc09/0xfc0 drivers/hid/usbhid/hid-core.c:1424 usb_probe_interface+0x5c0/0xaf0 drivers/usb/core/driver.c:396 really_probe+0x2ab/0xcb0 drivers/base/dd.c:639 __driver_probe_device+0x1a2/0x3d0 drivers/base/dd.c:785 driver_probe_device+0x50/0x420 drivers/base/dd.c:815 __device_attach_driver+0x2cf/0x510 drivers/base/dd.c:943 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:429 __device_attach+0x359/0x570 drivers/base/dd.c:1015 bus_probe_device+0xba/0x1e0 drivers/base/bus.c:489 device_add+0xb48/0xfd0 drivers/base/core.c:3696 usb_set_configuration+0x19dd/0x2020 drivers/usb/core/message.c:2165 usb_generic_driver_probe+0x84/0x140 drivers/usb/core/generic.c:238 usb_probe_device+0x130/0x260 drivers/usb/core/driver.c:293 really_probe+0x2ab/0xcb0 drivers/base/dd.c:639 __driver_probe_device+0x1a2/0x3d0 drivers/base/dd.c:785 driver_probe_device+0x50/0x420 drivers/base/dd.c:815 __device_attach_driver+0x2cf/0x510 drivers/base/dd.c:943 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:429 __device_attach+0x359/0x570 drivers/base/dd.c:1015 bus_probe_device+0xba/0x1e0 drivers/base/bus.c:489 device_add+0xb48/0xfd0 drivers/base/core.c:3696 usb_new_device+0xbdd/0x1900 drivers/usb/core/hub.c:2631 hub_port_connect drivers/usb/core/hub.c:5489 [inline] hub_port_connect_change drivers/usb/core/hub.c:5629 [inline] port_event drivers/usb/core/hub.c:5785 [inline] hub_event+0x2efe/0x5730 drivers/usb/core/hub.c:5867 process_one_work+0x917/0x1260 kernel/workqueue.c:2292 worker_thread+0xa47/0x1200 kernel/workqueue.c:2439 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Freed by task 22: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:52 kasan_save_free_info+0x27/0x40 mm/kasan/generic.c:516 ____kasan_slab_free+0xd6/0x120 mm/kasan/common.c:236 kasan_slab_free include/linux/kasan.h:177 [inline] slab_free_hook mm/slub.c:1724 [inline] slab_free_freelist_hook mm/slub.c:1750 [inline] slab_free mm/slub.c:3661 [inline] __kmem_cache_free+0x25c/0x3c0 mm/slub.c:3674 release_nodes drivers/base/devres.c:503 [inline] devres_release_all+0x1c1/0x240 drivers/base/devres.c:532 device_unbind_cleanup drivers/base/dd.c:530 [inline] __device_release_driver drivers/base/dd.c:1265 [inline] device_release_driver_internal+0x5bf/0x880 drivers/base/dd.c:1286 bus_remove_device+0x2e5/0x400 drivers/base/bus.c:531 device_del+0x6e2/0xbd0 drivers/base/core.c:3884 hid_remove_device drivers/hid/hid-core.c:2833 [inline] hid_destroy_device+0x64/0x100 drivers/hid/hid-core.c:2852 usbhid_disconnect+0x9a/0xc0 drivers/hid/usbhid/hid-core.c:1451 usb_unbind_interface+0x1cd/0x840 drivers/usb/core/driver.c:458 device_remove drivers/base/dd.c:550 [inline] __device_release_driver drivers/base/dd.c:1260 [inline] device_release_driver_internal+0x59e/0x880 drivers/base/dd.c:1286 bus_remove_device+0x2e5/0x400 drivers/base/bus.c:531 device_del+0x6e2/0xbd0 drivers/base/core.c:3884 usb_disable_device+0x3b8/0x840 drivers/usb/core/message.c:1414 usb_disconnect+0x33c/0x8c0 drivers/usb/core/hub.c:2286 hub_port_connect drivers/usb/core/hub.c:5333 [inline] hub_port_connect_change drivers/usb/core/hub.c:5629 [inline] port_event drivers/usb/core/hub.c:5785 [inline] hub_event+0x1f78/0x5730 drivers/usb/core/hub.c:5867 process_one_work+0x917/0x1260 kernel/workqueue.c:2292 worker_thread+0xa47/0x1200 kernel/workqueue.c:2439 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 The buggy address belongs to the object at ffff8880193f7c00 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 232 bytes inside of 512-byte region [ffff8880193f7c00, ffff8880193f7e00) The buggy address belongs to the physical page: page:ffffea000064fd00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x193f4 head:ffffea000064fd00 order:2 compound_mapcount:0 compound_pincount:0 flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000010200 ffffea0000a96a00 dead000000000002 ffff888017c41c80 raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 88, tgid 88 (kworker/u4:1), ts 7709161958, free_ts 7626807139 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x18d/0x1b0 mm/page_alloc.c:2532 prep_new_page mm/page_alloc.c:2539 [inline] get_page_from_freelist+0x3731/0x38d0 mm/page_alloc.c:4328 __alloc_pages+0x28d/0x770 mm/page_alloc.c:5605 alloc_slab_page+0x6a/0x150 mm/slub.c:1794 allocate_slab mm/slub.c:1939 [inline] new_slab+0x84/0x2d0 mm/slub.c:1992 ___slab_alloc+0xc20/0x1270 mm/slub.c:3180 __slab_alloc mm/slub.c:3279 [inline] slab_alloc_node mm/slub.c:3364 [inline] __kmem_cache_alloc_node+0x19f/0x260 mm/slub.c:3437 kmalloc_trace+0x26/0xe0 mm/slab_common.c:1026 kmalloc include/linux/slab.h:563 [inline] kzalloc include/linux/slab.h:699 [inline] alloc_bprm+0x56/0x790 fs/exec.c:1537 kernel_execve+0x92/0xa10 fs/exec.c:2004 call_usermodehelper_exec_async+0x22f/0x370 kernel/umh.c:113 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1459 [inline] free_pcp_prepare mm/page_alloc.c:1509 [inline] free_unref_page_prepare+0x12a6/0x15b0 mm/page_alloc.c:3384 free_unref_page+0x33/0x3e0 mm/page_alloc.c:3479 __stack_depot_save+0x409/0x470 lib/stackdepot.c:506 kasan_save_stack mm/kasan/common.c:46 [inline] kasan_set_track+0x60/0x70 mm/kasan/common.c:52 __kasan_slab_alloc+0x65/0x70 mm/kasan/common.c:328 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook+0x52/0x3a0 mm/slab.h:737 slab_alloc_node mm/slub.c:3398 [inline] slab_alloc mm/slub.c:3406 [inline] __kmem_cache_alloc_lru mm/slub.c:3413 [inline] kmem_cache_alloc_lru+0x10c/0x2d0 mm/slub.c:3429 alloc_inode_sb include/linux/fs.h:3245 [inline] alloc_inode fs/inode.c:263 [inline] new_inode_pseudo+0x81/0x1d0 fs/inode.c:1063 new_inode+0x25/0x1d0 fs/inode.c:1091 tracefs_get_inode fs/tracefs/inode.c:132 [inline] tracefs_create_file+0xe9/0x5b0 fs/tracefs/inode.c:498 trace_create_file+0x2e/0x60 kernel/trace/trace.c:9053 tracer_init_tracefs_work_func+0x58/0x13b kernel/trace/trace.c:9960 process_one_work+0x917/0x1260 kernel/workqueue.c:2292 worker_thread+0xa47/0x1200 kernel/workqueue.c:2439 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Memory state around the buggy address: ffff8880193f7b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff8880193f7c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb >ffff8880193f7c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff8880193f7d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff8880193f7d80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== final repro crashed as (corrupted=false): ================================================================== BUG: KASAN: use-after-free in __mutex_lock_common kernel/locking/mutex.c:582 [inline] BUG: KASAN: use-after-free in __mutex_lock+0xfa/0xd80 kernel/locking/mutex.c:747 Read of size 8 at addr ffff8880193f7ce8 by task udevd/4267 CPU: 1 PID: 4267 Comm: udevd Not tainted 6.1.129-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 print_address_description mm/kasan/report.c:316 [inline] print_report+0x15f/0x4f0 mm/kasan/report.c:427 kasan_report+0x136/0x160 mm/kasan/report.c:531 __mutex_lock_common kernel/locking/mutex.c:582 [inline] __mutex_lock+0xfa/0xd80 kernel/locking/mutex.c:747 steam_input_open+0x93/0x1b0 drivers/hid/hid-steam.c:297 input_open_device+0x188/0x2d0 drivers/input/input.c:650 evdev_open_device drivers/input/evdev.c:400 [inline] evdev_open+0x3ed/0x600 drivers/input/evdev.c:487 chrdev_open+0x54a/0x630 fs/char_dev.c:414 do_dentry_open+0x7f9/0x10f0 fs/open.c:882 do_open fs/namei.c:3626 [inline] path_openat+0x2644/0x2e60 fs/namei.c:3783 do_filp_open+0x230/0x480 fs/namei.c:3810 do_sys_openat2+0x13b/0x4f0 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1345 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f5b147169a4 Code: 24 20 48 8d 44 24 30 48 89 44 24 28 64 8b 04 25 18 00 00 00 85 c0 75 2c 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 60 48 8b 15 55 a4 0d 00 f7 d8 64 89 02 48 83 RSP: 002b:00007fffbb26cf40 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5b147169a4 RDX: 0000000000080000 RSI: 00005637cb0f17f0 RDI: 00000000ffffff9c RBP: 00005637cb0f17f0 R08: 00005637cb0e6bb8 R09: 00007f5b147f1b10 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080000 R13: 00007fffbb26d108 R14: 0000000000000000 R15: 0000563798ce4ed5 Allocated by task 4253: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:52 ____kasan_kmalloc mm/kasan/common.c:374 [inline] __kasan_kmalloc+0x97/0xb0 mm/kasan/common.c:383 kasan_kmalloc include/linux/kasan.h:211 [inline] __do_kmalloc_node mm/slab_common.c:936 [inline] __kmalloc_node_track_caller+0xb1/0x220 mm/slab_common.c:956 alloc_dr drivers/base/devres.c:116 [inline] devm_kmalloc+0x7c/0x2b0 drivers/base/devres.c:826 devm_kzalloc include/linux/device.h:210 [inline] steam_probe+0x12e/0xc10 drivers/hid/hid-steam.c:741 hid_device_probe+0x298/0x3a0 drivers/hid/hid-core.c:2632 really_probe+0x2ab/0xcb0 drivers/base/dd.c:639 __driver_probe_device+0x1a2/0x3d0 drivers/base/dd.c:785 driver_probe_device+0x50/0x420 drivers/base/dd.c:815 __device_attach_driver+0x2cf/0x510 drivers/base/dd.c:943 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:429 __device_attach+0x359/0x570 drivers/base/dd.c:1015 bus_probe_device+0xba/0x1e0 drivers/base/bus.c:489 device_add+0xb48/0xfd0 drivers/base/core.c:3696 hid_add_device+0x3a5/0x510 drivers/hid/hid-core.c:2784 usbhid_probe+0xc09/0xfc0 drivers/hid/usbhid/hid-core.c:1424 usb_probe_interface+0x5c0/0xaf0 drivers/usb/core/driver.c:396 really_probe+0x2ab/0xcb0 drivers/base/dd.c:639 __driver_probe_device+0x1a2/0x3d0 drivers/base/dd.c:785 driver_probe_device+0x50/0x420 drivers/base/dd.c:815 __device_attach_driver+0x2cf/0x510 drivers/base/dd.c:943 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:429 __device_attach+0x359/0x570 drivers/base/dd.c:1015 bus_probe_device+0xba/0x1e0 drivers/base/bus.c:489 device_add+0xb48/0xfd0 drivers/base/core.c:3696 usb_set_configuration+0x19dd/0x2020 drivers/usb/core/message.c:2165 usb_generic_driver_probe+0x84/0x140 drivers/usb/core/generic.c:238 usb_probe_device+0x130/0x260 drivers/usb/core/driver.c:293 really_probe+0x2ab/0xcb0 drivers/base/dd.c:639 __driver_probe_device+0x1a2/0x3d0 drivers/base/dd.c:785 driver_probe_device+0x50/0x420 drivers/base/dd.c:815 __device_attach_driver+0x2cf/0x510 drivers/base/dd.c:943 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:429 __device_attach+0x359/0x570 drivers/base/dd.c:1015 bus_probe_device+0xba/0x1e0 drivers/base/bus.c:489 device_add+0xb48/0xfd0 drivers/base/core.c:3696 usb_new_device+0xbdd/0x1900 drivers/usb/core/hub.c:2631 hub_port_connect drivers/usb/core/hub.c:5489 [inline] hub_port_connect_change drivers/usb/core/hub.c:5629 [inline] port_event drivers/usb/core/hub.c:5785 [inline] hub_event+0x2efe/0x5730 drivers/usb/core/hub.c:5867 process_one_work+0x917/0x1260 kernel/workqueue.c:2292 worker_thread+0xa47/0x1200 kernel/workqueue.c:2439 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Freed by task 22: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:52 kasan_save_free_info+0x27/0x40 mm/kasan/generic.c:516 ____kasan_slab_free+0xd6/0x120 mm/kasan/common.c:236 kasan_slab_free include/linux/kasan.h:177 [inline] slab_free_hook mm/slub.c:1724 [inline] slab_free_freelist_hook mm/slub.c:1750 [inline] slab_free mm/slub.c:3661 [inline] __kmem_cache_free+0x25c/0x3c0 mm/slub.c:3674 release_nodes drivers/base/devres.c:503 [inline] devres_release_all+0x1c1/0x240 drivers/base/devres.c:532 device_unbind_cleanup drivers/base/dd.c:530 [inline] __device_release_driver drivers/base/dd.c:1265 [inline] device_release_driver_internal+0x5bf/0x880 drivers/base/dd.c:1286 bus_remove_device+0x2e5/0x400 drivers/base/bus.c:531 device_del+0x6e2/0xbd0 drivers/base/core.c:3884 hid_remove_device drivers/hid/hid-core.c:2833 [inline] hid_destroy_device+0x64/0x100 drivers/hid/hid-core.c:2852 usbhid_disconnect+0x9a/0xc0 drivers/hid/usbhid/hid-core.c:1451 usb_unbind_interface+0x1cd/0x840 drivers/usb/core/driver.c:458 device_remove drivers/base/dd.c:550 [inline] __device_release_driver drivers/base/dd.c:1260 [inline] device_release_driver_internal+0x59e/0x880 drivers/base/dd.c:1286 bus_remove_device+0x2e5/0x400 drivers/base/bus.c:531 device_del+0x6e2/0xbd0 drivers/base/core.c:3884 usb_disable_device+0x3b8/0x840 drivers/usb/core/message.c:1414 usb_disconnect+0x33c/0x8c0 drivers/usb/core/hub.c:2286 hub_port_connect drivers/usb/core/hub.c:5333 [inline] hub_port_connect_change drivers/usb/core/hub.c:5629 [inline] port_event drivers/usb/core/hub.c:5785 [inline] hub_event+0x1f78/0x5730 drivers/usb/core/hub.c:5867 process_one_work+0x917/0x1260 kernel/workqueue.c:2292 worker_thread+0xa47/0x1200 kernel/workqueue.c:2439 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 The buggy address belongs to the object at ffff8880193f7c00 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 232 bytes inside of 512-byte region [ffff8880193f7c00, ffff8880193f7e00) The buggy address belongs to the physical page: page:ffffea000064fd00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x193f4 head:ffffea000064fd00 order:2 compound_mapcount:0 compound_pincount:0 flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000010200 ffffea0000a96a00 dead000000000002 ffff888017c41c80 raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 88, tgid 88 (kworker/u4:1), ts 7709161958, free_ts 7626807139 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x18d/0x1b0 mm/page_alloc.c:2532 prep_new_page mm/page_alloc.c:2539 [inline] get_page_from_freelist+0x3731/0x38d0 mm/page_alloc.c:4328 __alloc_pages+0x28d/0x770 mm/page_alloc.c:5605 alloc_slab_page+0x6a/0x150 mm/slub.c:1794 allocate_slab mm/slub.c:1939 [inline] new_slab+0x84/0x2d0 mm/slub.c:1992 ___slab_alloc+0xc20/0x1270 mm/slub.c:3180 __slab_alloc mm/slub.c:3279 [inline] slab_alloc_node mm/slub.c:3364 [inline] __kmem_cache_alloc_node+0x19f/0x260 mm/slub.c:3437 kmalloc_trace+0x26/0xe0 mm/slab_common.c:1026 kmalloc include/linux/slab.h:563 [inline] kzalloc include/linux/slab.h:699 [inline] alloc_bprm+0x56/0x790 fs/exec.c:1537 kernel_execve+0x92/0xa10 fs/exec.c:2004 call_usermodehelper_exec_async+0x22f/0x370 kernel/umh.c:113 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1459 [inline] free_pcp_prepare mm/page_alloc.c:1509 [inline] free_unref_page_prepare+0x12a6/0x15b0 mm/page_alloc.c:3384 free_unref_page+0x33/0x3e0 mm/page_alloc.c:3479 __stack_depot_save+0x409/0x470 lib/stackdepot.c:506 kasan_save_stack mm/kasan/common.c:46 [inline] kasan_set_track+0x60/0x70 mm/kasan/common.c:52 __kasan_slab_alloc+0x65/0x70 mm/kasan/common.c:328 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook+0x52/0x3a0 mm/slab.h:737 slab_alloc_node mm/slub.c:3398 [inline] slab_alloc mm/slub.c:3406 [inline] __kmem_cache_alloc_lru mm/slub.c:3413 [inline] kmem_cache_alloc_lru+0x10c/0x2d0 mm/slub.c:3429 alloc_inode_sb include/linux/fs.h:3245 [inline] alloc_inode fs/inode.c:263 [inline] new_inode_pseudo+0x81/0x1d0 fs/inode.c:1063 new_inode+0x25/0x1d0 fs/inode.c:1091 tracefs_get_inode fs/tracefs/inode.c:132 [inline] tracefs_create_file+0xe9/0x5b0 fs/tracefs/inode.c:498 trace_create_file+0x2e/0x60 kernel/trace/trace.c:9053 tracer_init_tracefs_work_func+0x58/0x13b kernel/trace/trace.c:9960 process_one_work+0x917/0x1260 kernel/workqueue.c:2292 worker_thread+0xa47/0x1200 kernel/workqueue.c:2439 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Memory state around the buggy address: ffff8880193f7b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff8880193f7c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb >ffff8880193f7c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff8880193f7d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff8880193f7d80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ==================================================================