Extracting prog: 2m30.501556942s Minimizing prog: 15m15.887417312s Simplifying prog options: 0s Extracting C: 48.467235822s Simplifying C: 6m11.949042788s extracting reproducer from 35 programs testing a last program of every proc single: executing 7 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_sco-syz_mount_image$fuse-syz_fuse_handle_req-syz_fuse_handle_req-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-syz_mount_image$fuse-bpf$PROG_LOAD-syz_mount_image$fuse-mkdirat-socket$inet6_udp-setsockopt$inet6_int-setsockopt$SO_TIMESTAMPING-sendto$inet6-setsockopt$inet6_int-recvmmsg-mknodat-mount$overlay-syz_open_dev$usbfs-ioctl$USBDEVFS_RELEASEINTERFACE-ioctl$USBDEVFS_CONTROL-syz_usb_connect$uac2 detailed listing: executing program 0: syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) syz_mount_image$fuse(0x0, &(0x7f0000002080)='./file0\x00', 0x0, 0x0, 0x3e, 0x0, 0x0) syz_fuse_handle_req(0xffffffffffffffff, 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", 0x2000, &(0x7f0000000d00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(0xffffffffffffffff, 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", 0x2000, &(0x7f000001fec0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f000001d600)={0x90, 0x0, 0x5, {0x3, 0x5, 0x0, 0x3, 0x7ffffffd, 0x3, {0x2, 0x800, 0x10000000b, 0x4, 0x5, 0x1, 0xff, 0x4, 0x0, 0x8000, 0x5, 0x0, 0x0, 0x3117, 0x4}}}, 0x0, 0x0, 0x0, 0x0, 0x0}) prlimit64(0x0, 0xe, &(0x7f0000000240)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x5c399000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) syz_mount_image$fuse(0x0, &(0x7f0000000180)='./bus\x00', 0x3000408, 0x0, 0x1, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x61, 0x10, 0xa4}, [@ldst={0x7, 0x3, 0x0, 0x1c10a1}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0x1dd}, 0x48) syz_mount_image$fuse(0x0, &(0x7f0000000140)='./file0/file0\x00', 0x4002, 0x0, 0x1, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c2) r3 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_int(r3, 0x29, 0x2, &(0x7f0000000100)=0x9, 0x4) setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x41, &(0x7f0000000200)=0x439a, 0x4) sendto$inet6(r3, 0x0, 0x0, 0x0, &(0x7f0000000180)={0xa, 0x4e20, 0xffffffff, @loopback, 0xbf}, 0x1c) setsockopt$inet6_int(r3, 0x29, 0x8, &(0x7f0000000f40)=0x6c, 0x4) recvmmsg(r3, &(0x7f0000000000)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000400)=""/148, 0x94}, 0xffff78a9}], 0x1, 0x2020, 0x0) mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file0/file1\x00', 0x8000, 0x5) mount$overlay(0x0, &(0x7f0000000340)='./bus\x00', 0x0, 0x8, &(0x7f0000000000)={[{@lowerdir={'lowerdir', 0x3d, './bus'}}, {@upperdir={'upperdir', 0x3d, './file0/file0'}}, {@workdir={'workdir', 0x3d, './file1'}}]}) r4 = syz_open_dev$usbfs(&(0x7f0000000100), 0x77, 0x8001) ioctl$USBDEVFS_RELEASEINTERFACE(r4, 0x80045510, &(0x7f0000000000)=0x7fffffff) ioctl$USBDEVFS_CONTROL(r4, 0xc0105500, &(0x7f0000000040)={0x0, 0xb, 0x1, 0x3, 0x0, 0x7, 0x0}) syz_usb_connect$uac2(0x3, 0x7b, &(0x7f0000000300)={{0x12, 0x1, 0x300, 0x0, 0x0, 0x0, 0x40, 0x1235, 0x8204, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x69, 0x3, 0x1, 0xcb, 0x40, 0x3, {0x8, 0xb, 0x0, 0x2, 0x1, 0xb, 0x20, 0xa6}, {{{0x9, 0x4, 0x0, 0x0, 0x0, 0x1, 0x1, 0x20, 0x0, {{0x9, 0x24, 0x1, 0x2, 0x3, 0x9, 0x8}}}, {}, {0x9, 0x4, 0x1, 0x1, 0x1, 0x1, 0x2, 0x20, 0x0, {}, {{0x9, 0x5, 0x1, 0x9, 0x3ff, 0x5, 0xcd, 0x4, {0x8, 0x25, 0x1, 0x81, 0x60, 0x68, 0x1}}}}, {}, {0x9, 0x4, 0x2, 0x1, 0x1, 0x1, 0x2, 0x20, 0x0, {}, {{0x9, 0x5, 0x82, 0x9, 0x200, 0x4, 0xf8, 0x4, {0x8, 0x25, 0x1, 0x41, 0x3, 0xe1, 0x5}}}}}}}}]}}, &(0x7f0000000080)={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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-bpf$PROG_LOAD-syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$hidraw-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD detailed listing: executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000c80)={'gre0\x00', 0x0}) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x13, 0x13, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', r1, @fallback=0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r2 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r2, 0x0, 0x0) syz_usb_control_io(r2, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) r3 = syz_usb_connect$hid(0x1, 0x36, &(0x7f0000000240)=ANY=[@ANYRES8=r2, @ANYRES32=r2, @ANYBLOB="f0eef365824796031ba9a96e0a879589e3c5f2ee30", @ANYBLOB="61c270886e15006809d9aef0efea72a75857d7866d08ec1db34372705f26362a50771d"], 0x0) syz_usb_control_io$hid(r3, 0x0, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000000)={0x1f, 0x4, &(0x7f00000002c0)=@framed={{0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, [@call={0x85, 0x0, 0x0, 0x16}]}, &(0x7f00000000c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x11, '\x00', r1}, 0x94) program crashed: KASAN: use-after-free Write in steam_input_open single: successfully extracted reproducer found reproducer with 10 syscalls minimizing guilty program testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-bpf$PROG_LOAD-syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$hidraw detailed listing: executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000c80)={'gre0\x00', 0x0}) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x13, 0x13, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', r1, @fallback=0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r2 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r2, 0x0, 0x0) syz_usb_control_io(r2, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) r3 = syz_usb_connect$hid(0x1, 0x36, &(0x7f0000000240)=ANY=[@ANYRES8=r2, @ANYRES32=r2, @ANYBLOB="f0eef365824796031ba9a96e0a879589e3c5f2ee30", @ANYBLOB="61c270886e15006809d9aef0efea72a75857d7866d08ec1db34372705f26362a50771d"], 0x0) syz_usb_control_io$hid(r3, 0x0, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program crashed: KASAN: use-after-free Write in steam_input_open testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-bpf$PROG_LOAD-syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_usb_connect$hid-syz_usb_control_io$hid detailed listing: executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000c80)={'gre0\x00', 0x0}) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x13, 0x13, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', r1, @fallback=0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r2 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r2, 0x0, 0x0) syz_usb_control_io(r2, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) r3 = syz_usb_connect$hid(0x1, 0x36, &(0x7f0000000240)=ANY=[@ANYRES8=r2, @ANYRES32=r2, @ANYBLOB="f0eef365824796031ba9a96e0a879589e3c5f2ee30", @ANYBLOB="61c270886e15006809d9aef0efea72a75857d7866d08ec1db34372705f26362a50771d"], 0x0) syz_usb_control_io$hid(r3, 0x0, 0x0) program did not crash testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-bpf$PROG_LOAD-syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_usb_connect$hid-syz_open_dev$hidraw detailed listing: executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000c80)={'gre0\x00', 0x0}) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x13, 0x13, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', r1, @fallback=0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r2 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r2, 0x0, 0x0) syz_usb_control_io(r2, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_usb_connect$hid(0x1, 0x36, &(0x7f0000000240)=ANY=[@ANYRES8=r2, @ANYRES32=r2, @ANYBLOB="f0eef365824796031ba9a96e0a879589e3c5f2ee30", @ANYBLOB="61c270886e15006809d9aef0efea72a75857d7866d08ec1db34372705f26362a50771d"], 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program crashed: KASAN: use-after-free Write in steam_input_open testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-bpf$PROG_LOAD-syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000c80)={'gre0\x00', 0x0}) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x13, 0x13, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', r1, @fallback=0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r2 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r2, 0x0, 0x0) syz_usb_control_io(r2, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program crashed: KASAN: use-after-free Write in steam_input_open testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-bpf$PROG_LOAD-syz_usb_connect$hid-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000c80)={'gre0\x00', 0x0}) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x13, 0x13, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', r1, @fallback=0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r2 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r2, 0x0, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program did not crash testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-bpf$PROG_LOAD-syz_usb_connect$hid-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000c80)={'gre0\x00', 0x0}) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x13, 0x13, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', r1, @fallback=0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r2 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r2, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program did not crash testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-bpf$PROG_LOAD-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000c80)={'gre0\x00', 0x0}) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x13, 0x13, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', r1, @fallback=0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) syz_usb_control_io(0xffffffffffffffff, 0x0, 0x0) syz_usb_control_io(0xffffffffffffffff, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program did not crash testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000c80)={'gre0\x00'}) r1 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r1, 0x0, 0x0) syz_usb_control_io(r1, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program crashed: KASAN: use-after-free Write in steam_input_open testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_udp-syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: socket$inet6_udp(0xa, 0x2, 0x0) r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program crashed: KASAN: use-after-free Write in steam_input_open testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program crashed: KASAN: use-after-free Write in steam_input_open testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program did not crash testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program did not crash testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program did not crash testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program did not crash testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program did not crash testing program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(0x0, 0x0, 0x60001) program did not crash extracting C reproducer testing compiled C program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program crashed: KASAN: use-after-free Write in steam_input_open simplifying C reproducer testing compiled C program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program crashed: KASAN: use-after-free Write in steam_input_open testing compiled C program (duration=36.60110463s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program did not crash testing compiled C program (duration=36.60110463s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program did not crash testing compiled C program (duration=36.60110463s, {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$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program crashed: KASAN: use-after-free Write in steam_input_open testing compiled C program (duration=36.60110463s, {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$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program crashed: KASAN: use-after-free Write in steam_input_open testing compiled C program (duration=36.60110463s, {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$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program crashed: KASAN: use-after-free Write in steam_input_open testing compiled C program (duration=36.60110463s, {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$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw program crashed: KASAN: use-after-free Write in steam_input_open testing program (duration=36.60110463s, {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$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program crashed: KASAN: use-after-free Write in steam_input_open validation run: crashed=true testing program (duration=36.60110463s, {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$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program crashed: KASAN: use-after-free Write in steam_input_open validation run: crashed=true testing program (duration=36.60110463s, {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$hid-syz_usb_control_io-syz_usb_control_io-syz_open_dev$hidraw detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x2, 0x36, &(0x7f0000000e00)=ANY=[@ANYBLOB="1201000000000040de28021100000000000109022400010000d00009040004010300000009210100f90122050009058103"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB="200b4000000028b1"], 0x0, 0x0, 0x0, 0x0}, 0x0) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x60001) program crashed: KASAN: use-after-free Read in input_dev_uevent validation run: crashed=true reproducing took 27m22.861927256s repro crashed as (corrupted=false): ================================================================== BUG: KASAN: use-after-free in string_nocheck lib/vsprintf.c:643 [inline] BUG: KASAN: use-after-free in string+0x21f/0x2b0 lib/vsprintf.c:725 Read of size 1 at addr ffff888130f7d4c9 by task udevd/102 CPU: 1 PID: 102 Comm: udevd Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106 print_address_description+0x71/0x200 mm/kasan/report.c:316 print_report+0x4a/0x60 mm/kasan/report.c:420 kasan_report+0x122/0x150 mm/kasan/report.c:524 __asan_report_load1_noabort+0x14/0x20 mm/kasan/report_generic.c:348 string_nocheck lib/vsprintf.c:643 [inline] string+0x21f/0x2b0 lib/vsprintf.c:725 vsnprintf+0xec4/0x1990 lib/vsprintf.c:2805 add_uevent_var+0x1d4/0x450 lib/kobject_uevent.c:680 input_dev_uevent+0x1ce/0xa20 drivers/input/input.c:1765 dev_uevent+0x49a/0x530 drivers/base/core.c:2623 uevent_show+0x1cb/0x350 drivers/base/core.c:2672 dev_attr_show+0x64/0xe0 drivers/base/core.c:2373 sysfs_kf_seq_show+0x280/0x3a0 fs/sysfs/file.c:59 kernfs_seq_show+0x12a/0x180 fs/kernfs/file.c:223 seq_read_iter+0x4c4/0xdd0 fs/seq_file.c:230 kernfs_fop_read_iter+0x14a/0x4e0 fs/kernfs/file.c:297 call_read_iter include/linux/fs.h:2276 [inline] new_sync_read fs/read_write.c:389 [inline] vfs_read+0x454/0x910 fs/read_write.c:470 ksys_read+0x149/0x250 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f5343aa7407 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:00007ffd9f2c8070 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007f534418c880 RCX: 00007f5343aa7407 RDX: 0000000000001000 RSI: 000055fabf7e2630 RDI: 000000000000000c RBP: 00007f5343befff0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000a R13: 00007f5343befea0 R14: 0000000000000000 R15: 000055fabf768230 Allocated by task 384: kasan_save_stack mm/kasan/common.c:46 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:53 kasan_save_alloc_info+0x25/0x30 mm/kasan/generic.c:505 ____kasan_kmalloc mm/kasan/common.c:380 [inline] __kasan_kmalloc+0x95/0xb0 mm/kasan/common.c:389 kasan_kmalloc include/linux/kasan.h:212 [inline] __do_kmalloc_node mm/slab_common.c:938 [inline] __kmalloc_node_track_caller+0xb1/0x1e0 mm/slab_common.c:958 alloc_dr drivers/base/devres.c:116 [inline] devm_kmalloc+0x55/0x160 drivers/base/devres.c:833 devm_kzalloc include/linux/device.h:211 [inline] steam_probe+0x11b/0xb60 drivers/hid/hid-steam.c:741 hid_device_probe+0x268/0x390 drivers/hid/hid-core.c:2640 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x2cb/0x960 drivers/base/dd.c:639 __driver_probe_device+0x198/0x280 drivers/base/dd.c:808 driver_probe_device+0x54/0x3e0 drivers/base/dd.c:838 __device_attach_driver+0x2e9/0x4a0 drivers/base/dd.c:966 bus_for_each_drv+0x192/0x220 drivers/base/bus.c:429 __device_attach+0x2b0/0x420 drivers/base/dd.c:1038 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1087 bus_probe_device+0xc0/0x1f0 drivers/base/bus.c:489 device_add+0xb4d/0xef0 drivers/base/core.c:3698 hid_add_device+0x38f/0x540 drivers/hid/hid-core.c:2792 usbhid_probe+0xbb6/0xfa0 drivers/hid/usbhid/hid-core.c:1442 usb_probe_interface+0x63f/0xb20 drivers/usb/core/driver.c:397 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x2cb/0x960 drivers/base/dd.c:639 __driver_probe_device+0x198/0x280 drivers/base/dd.c:808 driver_probe_device+0x54/0x3e0 drivers/base/dd.c:838 __device_attach_driver+0x2e9/0x4a0 drivers/base/dd.c:966 bus_for_each_drv+0x192/0x220 drivers/base/bus.c:429 __device_attach+0x2b0/0x420 drivers/base/dd.c:1038 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1087 bus_probe_device+0xc0/0x1f0 drivers/base/bus.c:489 device_add+0xb4d/0xef0 drivers/base/core.c:3698 usb_set_configuration+0x19c2/0x1f10 drivers/usb/core/message.c:2165 usb_generic_driver_probe+0x91/0x150 drivers/usb/core/generic.c:238 usb_probe_device+0x159/0x270 drivers/usb/core/driver.c:294 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x2cb/0x960 drivers/base/dd.c:639 __driver_probe_device+0x198/0x280 drivers/base/dd.c:808 driver_probe_device+0x54/0x3e0 drivers/base/dd.c:838 __device_attach_driver+0x2e9/0x4a0 drivers/base/dd.c:966 bus_for_each_drv+0x192/0x220 drivers/base/bus.c:429 __device_attach+0x2b0/0x420 drivers/base/dd.c:1038 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1087 bus_probe_device+0xc0/0x1f0 drivers/base/bus.c:489 device_add+0xb4d/0xef0 drivers/base/core.c:3698 usb_new_device+0xa81/0x1550 drivers/usb/core/hub.c:2684 hub_port_connect drivers/usb/core/hub.c:5594 [inline] hub_port_connect_change drivers/usb/core/hub.c:5734 [inline] port_event drivers/usb/core/hub.c:5898 [inline] hub_event+0x2aca/0x46b0 drivers/usb/core/hub.c:5980 process_one_work+0x71f/0xc40 kernel/workqueue.c:2302 worker_thread+0xa29/0x11e0 kernel/workqueue.c:2449 kthread+0x281/0x320 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Freed by task 384: kasan_save_stack mm/kasan/common.c:46 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:53 kasan_save_free_info+0x31/0x50 mm/kasan/generic.c:516 ____kasan_slab_free+0x132/0x180 mm/kasan/common.c:242 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:250 kasan_slab_free include/linux/kasan.h:178 [inline] slab_free_hook mm/slub.c:1750 [inline] slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1776 slab_free mm/slub.c:3712 [inline] __kmem_cache_free+0xb7/0x1b0 mm/slub.c:3728 kfree+0x6f/0xf0 mm/slab_common.c:990 release_nodes+0xf9/0x230 drivers/base/devres.c:503 devres_release_all+0x150/0x1b0 drivers/base/devres.c:532 device_unbind_cleanup drivers/base/dd.c:530 [inline] __device_release_driver drivers/base/dd.c:1288 [inline] device_release_driver_internal+0x581/0x820 drivers/base/dd.c:1309 device_release_driver+0x19/0x20 drivers/base/dd.c:1332 bus_remove_device+0x2ee/0x350 drivers/base/bus.c:531 device_del+0x6bc/0xec0 drivers/base/core.c:3886 hid_remove_device drivers/hid/hid-core.c:2840 [inline] hid_destroy_device+0x6a/0x110 drivers/hid/hid-core.c:2859 usbhid_disconnect+0x9f/0xc0 drivers/hid/usbhid/hid-core.c:1469 usb_unbind_interface+0x223/0x8d0 drivers/usb/core/driver.c:459 device_remove drivers/base/dd.c:550 [inline] __device_release_driver drivers/base/dd.c:1283 [inline] device_release_driver_internal+0x508/0x820 drivers/base/dd.c:1309 device_release_driver+0x19/0x20 drivers/base/dd.c:1332 bus_remove_device+0x2ee/0x350 drivers/base/bus.c:531 device_del+0x6bc/0xec0 drivers/base/core.c:3886 usb_disable_device+0x3a8/0x750 drivers/usb/core/message.c:1414 usb_disconnect+0x31e/0x860 drivers/usb/core/hub.c:2339 hub_port_connect drivers/usb/core/hub.c:5433 [inline] hub_port_connect_change drivers/usb/core/hub.c:5734 [inline] port_event drivers/usb/core/hub.c:5898 [inline] hub_event+0x1c1b/0x46b0 drivers/usb/core/hub.c:5980 process_one_work+0x71f/0xc40 kernel/workqueue.c:2302 process_scheduled_works kernel/workqueue.c:2365 [inline] worker_thread+0xcce/0x11e0 kernel/workqueue.c:2451 kthread+0x281/0x320 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 The buggy address belongs to the object at ffff888130f7d400 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 201 bytes inside of 512-byte region [ffff888130f7d400, ffff888130f7d600) The buggy address belongs to the physical page: page:ffffea0004c3df00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x130f7c head:ffffea0004c3df00 order:2 compound_mapcount:0 compound_pincount:0 flags: 0x4000000000010200(slab|head|zone=1) raw: 4000000000010200 0000000000000000 dead000000000122 ffff888100042f00 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 0x152a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL), pid 24, tgid 24 (kworker/1:0), ts 36939721795, free_ts 33403258306 set_page_owner include/linux/page_owner.h:33 [inline] post_alloc_hook+0x1f5/0x210 mm/page_alloc.c:2670 prep_new_page+0x1c/0x110 mm/page_alloc.c:2677 get_page_from_freelist+0x2d12/0x2d80 mm/page_alloc.c:4583 __alloc_pages+0x1fa/0x610 mm/page_alloc.c:5924 alloc_slab_page+0x6e/0xf0 include/linux/gfp.h:-1 allocate_slab mm/slub.c:1967 [inline] new_slab+0x98/0x3d0 mm/slub.c:2020 ___slab_alloc+0x6bd/0xb20 mm/slub.c:3177 __slab_alloc+0x5e/0xa0 mm/slub.c:3263 slab_alloc_node mm/slub.c:3348 [inline] __kmem_cache_alloc_node+0x203/0x2c0 mm/slub.c:3423 __do_kmalloc_node mm/slab_common.c:937 [inline] __kmalloc+0xa1/0x1e0 mm/slab_common.c:951 kmalloc include/linux/slab.h:568 [inline] kzalloc include/linux/slab.h:699 [inline] neigh_alloc net/core/neighbour.c:494 [inline] ___neigh_create+0x6f6/0x1e20 net/core/neighbour.c:648 __neigh_create+0x31/0x40 net/core/neighbour.c:737 ip6_finish_output2+0xa56/0x18a0 net/ipv6/ip6_output.c:129 __ip6_finish_output net/ipv6/ip6_output.c:205 [inline] ip6_finish_output+0x5f9/0xbb0 net/ipv6/ip6_output.c:216 NF_HOOK_COND include/linux/netfilter.h:294 [inline] ip6_output+0x1fa/0x410 net/ipv6/ip6_output.c:237 dst_output include/net/dst.h:453 [inline] NF_HOOK include/linux/netfilter.h:305 [inline] ndisc_send_skb+0x7dc/0xcc0 net/ipv6/ndisc.c:513 page last free stack trace: reset_page_owner include/linux/page_owner.h:26 [inline] free_pages_prepare mm/page_alloc.c:1578 [inline] free_pcp_prepare mm/page_alloc.c:1652 [inline] free_unref_page_prepare+0x742/0x750 mm/page_alloc.c:3618 free_unref_page+0x95/0x540 mm/page_alloc.c:3716 free_the_page mm/page_alloc.c:863 [inline] __free_pages+0x67/0x100 mm/page_alloc.c:6014 __vunmap+0x9c0/0xb80 mm/vmalloc.c:2739 __vfree mm/vmalloc.c:2788 [inline] vfree+0x61/0x90 mm/vmalloc.c:2819 kcov_put kernel/kcov.c:437 [inline] kcov_close+0x2b/0x50 kernel/kcov.c:533 __fput+0x1fc/0x8f0 fs/file_table.c:320 ____fput+0x15/0x20 fs/file_table.c:348 task_work_run+0x1e1/0x250 kernel/task_work.c:203 exit_task_work include/linux/task_work.h:39 [inline] do_exit+0xa35/0x2660 kernel/exit.c:886 do_group_exit+0x210/0x2d0 kernel/exit.c:1028 get_signal+0x13b5/0x1520 kernel/signal.c:2891 arch_do_signal_or_restart+0xd1/0x1140 arch/x86/kernel/signal.c:871 exit_to_user_mode_loop+0x7a/0xb0 kernel/entry/common.c:174 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303 Memory state around the buggy address: ffff888130f7d380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff888130f7d400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb >ffff888130f7d480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff888130f7d500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff888130f7d580: 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 string_nocheck lib/vsprintf.c:643 [inline] BUG: KASAN: use-after-free in string+0x21f/0x2b0 lib/vsprintf.c:725 Read of size 1 at addr ffff888130f7d4c9 by task udevd/102 CPU: 1 PID: 102 Comm: udevd Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106 print_address_description+0x71/0x200 mm/kasan/report.c:316 print_report+0x4a/0x60 mm/kasan/report.c:420 kasan_report+0x122/0x150 mm/kasan/report.c:524 __asan_report_load1_noabort+0x14/0x20 mm/kasan/report_generic.c:348 string_nocheck lib/vsprintf.c:643 [inline] string+0x21f/0x2b0 lib/vsprintf.c:725 vsnprintf+0xec4/0x1990 lib/vsprintf.c:2805 add_uevent_var+0x1d4/0x450 lib/kobject_uevent.c:680 input_dev_uevent+0x1ce/0xa20 drivers/input/input.c:1765 dev_uevent+0x49a/0x530 drivers/base/core.c:2623 uevent_show+0x1cb/0x350 drivers/base/core.c:2672 dev_attr_show+0x64/0xe0 drivers/base/core.c:2373 sysfs_kf_seq_show+0x280/0x3a0 fs/sysfs/file.c:59 kernfs_seq_show+0x12a/0x180 fs/kernfs/file.c:223 seq_read_iter+0x4c4/0xdd0 fs/seq_file.c:230 kernfs_fop_read_iter+0x14a/0x4e0 fs/kernfs/file.c:297 call_read_iter include/linux/fs.h:2276 [inline] new_sync_read fs/read_write.c:389 [inline] vfs_read+0x454/0x910 fs/read_write.c:470 ksys_read+0x149/0x250 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f5343aa7407 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:00007ffd9f2c8070 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007f534418c880 RCX: 00007f5343aa7407 RDX: 0000000000001000 RSI: 000055fabf7e2630 RDI: 000000000000000c RBP: 00007f5343befff0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000a R13: 00007f5343befea0 R14: 0000000000000000 R15: 000055fabf768230 Allocated by task 384: kasan_save_stack mm/kasan/common.c:46 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:53 kasan_save_alloc_info+0x25/0x30 mm/kasan/generic.c:505 ____kasan_kmalloc mm/kasan/common.c:380 [inline] __kasan_kmalloc+0x95/0xb0 mm/kasan/common.c:389 kasan_kmalloc include/linux/kasan.h:212 [inline] __do_kmalloc_node mm/slab_common.c:938 [inline] __kmalloc_node_track_caller+0xb1/0x1e0 mm/slab_common.c:958 alloc_dr drivers/base/devres.c:116 [inline] devm_kmalloc+0x55/0x160 drivers/base/devres.c:833 devm_kzalloc include/linux/device.h:211 [inline] steam_probe+0x11b/0xb60 drivers/hid/hid-steam.c:741 hid_device_probe+0x268/0x390 drivers/hid/hid-core.c:2640 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x2cb/0x960 drivers/base/dd.c:639 __driver_probe_device+0x198/0x280 drivers/base/dd.c:808 driver_probe_device+0x54/0x3e0 drivers/base/dd.c:838 __device_attach_driver+0x2e9/0x4a0 drivers/base/dd.c:966 bus_for_each_drv+0x192/0x220 drivers/base/bus.c:429 __device_attach+0x2b0/0x420 drivers/base/dd.c:1038 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1087 bus_probe_device+0xc0/0x1f0 drivers/base/bus.c:489 device_add+0xb4d/0xef0 drivers/base/core.c:3698 hid_add_device+0x38f/0x540 drivers/hid/hid-core.c:2792 usbhid_probe+0xbb6/0xfa0 drivers/hid/usbhid/hid-core.c:1442 usb_probe_interface+0x63f/0xb20 drivers/usb/core/driver.c:397 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x2cb/0x960 drivers/base/dd.c:639 __driver_probe_device+0x198/0x280 drivers/base/dd.c:808 driver_probe_device+0x54/0x3e0 drivers/base/dd.c:838 __device_attach_driver+0x2e9/0x4a0 drivers/base/dd.c:966 bus_for_each_drv+0x192/0x220 drivers/base/bus.c:429 __device_attach+0x2b0/0x420 drivers/base/dd.c:1038 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1087 bus_probe_device+0xc0/0x1f0 drivers/base/bus.c:489 device_add+0xb4d/0xef0 drivers/base/core.c:3698 usb_set_configuration+0x19c2/0x1f10 drivers/usb/core/message.c:2165 usb_generic_driver_probe+0x91/0x150 drivers/usb/core/generic.c:238 usb_probe_device+0x159/0x270 drivers/usb/core/driver.c:294 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x2cb/0x960 drivers/base/dd.c:639 __driver_probe_device+0x198/0x280 drivers/base/dd.c:808 driver_probe_device+0x54/0x3e0 drivers/base/dd.c:838 __device_attach_driver+0x2e9/0x4a0 drivers/base/dd.c:966 bus_for_each_drv+0x192/0x220 drivers/base/bus.c:429 __device_attach+0x2b0/0x420 drivers/base/dd.c:1038 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1087 bus_probe_device+0xc0/0x1f0 drivers/base/bus.c:489 device_add+0xb4d/0xef0 drivers/base/core.c:3698 usb_new_device+0xa81/0x1550 drivers/usb/core/hub.c:2684 hub_port_connect drivers/usb/core/hub.c:5594 [inline] hub_port_connect_change drivers/usb/core/hub.c:5734 [inline] port_event drivers/usb/core/hub.c:5898 [inline] hub_event+0x2aca/0x46b0 drivers/usb/core/hub.c:5980 process_one_work+0x71f/0xc40 kernel/workqueue.c:2302 worker_thread+0xa29/0x11e0 kernel/workqueue.c:2449 kthread+0x281/0x320 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Freed by task 384: kasan_save_stack mm/kasan/common.c:46 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:53 kasan_save_free_info+0x31/0x50 mm/kasan/generic.c:516 ____kasan_slab_free+0x132/0x180 mm/kasan/common.c:242 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:250 kasan_slab_free include/linux/kasan.h:178 [inline] slab_free_hook mm/slub.c:1750 [inline] slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1776 slab_free mm/slub.c:3712 [inline] __kmem_cache_free+0xb7/0x1b0 mm/slub.c:3728 kfree+0x6f/0xf0 mm/slab_common.c:990 release_nodes+0xf9/0x230 drivers/base/devres.c:503 devres_release_all+0x150/0x1b0 drivers/base/devres.c:532 device_unbind_cleanup drivers/base/dd.c:530 [inline] __device_release_driver drivers/base/dd.c:1288 [inline] device_release_driver_internal+0x581/0x820 drivers/base/dd.c:1309 device_release_driver+0x19/0x20 drivers/base/dd.c:1332 bus_remove_device+0x2ee/0x350 drivers/base/bus.c:531 device_del+0x6bc/0xec0 drivers/base/core.c:3886 hid_remove_device drivers/hid/hid-core.c:2840 [inline] hid_destroy_device+0x6a/0x110 drivers/hid/hid-core.c:2859 usbhid_disconnect+0x9f/0xc0 drivers/hid/usbhid/hid-core.c:1469 usb_unbind_interface+0x223/0x8d0 drivers/usb/core/driver.c:459 device_remove drivers/base/dd.c:550 [inline] __device_release_driver drivers/base/dd.c:1283 [inline] device_release_driver_internal+0x508/0x820 drivers/base/dd.c:1309 device_release_driver+0x19/0x20 drivers/base/dd.c:1332 bus_remove_device+0x2ee/0x350 drivers/base/bus.c:531 device_del+0x6bc/0xec0 drivers/base/core.c:3886 usb_disable_device+0x3a8/0x750 drivers/usb/core/message.c:1414 usb_disconnect+0x31e/0x860 drivers/usb/core/hub.c:2339 hub_port_connect drivers/usb/core/hub.c:5433 [inline] hub_port_connect_change drivers/usb/core/hub.c:5734 [inline] port_event drivers/usb/core/hub.c:5898 [inline] hub_event+0x1c1b/0x46b0 drivers/usb/core/hub.c:5980 process_one_work+0x71f/0xc40 kernel/workqueue.c:2302 process_scheduled_works kernel/workqueue.c:2365 [inline] worker_thread+0xcce/0x11e0 kernel/workqueue.c:2451 kthread+0x281/0x320 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 The buggy address belongs to the object at ffff888130f7d400 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 201 bytes inside of 512-byte region [ffff888130f7d400, ffff888130f7d600) The buggy address belongs to the physical page: page:ffffea0004c3df00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x130f7c head:ffffea0004c3df00 order:2 compound_mapcount:0 compound_pincount:0 flags: 0x4000000000010200(slab|head|zone=1) raw: 4000000000010200 0000000000000000 dead000000000122 ffff888100042f00 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 0x152a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL), pid 24, tgid 24 (kworker/1:0), ts 36939721795, free_ts 33403258306 set_page_owner include/linux/page_owner.h:33 [inline] post_alloc_hook+0x1f5/0x210 mm/page_alloc.c:2670 prep_new_page+0x1c/0x110 mm/page_alloc.c:2677 get_page_from_freelist+0x2d12/0x2d80 mm/page_alloc.c:4583 __alloc_pages+0x1fa/0x610 mm/page_alloc.c:5924 alloc_slab_page+0x6e/0xf0 include/linux/gfp.h:-1 allocate_slab mm/slub.c:1967 [inline] new_slab+0x98/0x3d0 mm/slub.c:2020 ___slab_alloc+0x6bd/0xb20 mm/slub.c:3177 __slab_alloc+0x5e/0xa0 mm/slub.c:3263 slab_alloc_node mm/slub.c:3348 [inline] __kmem_cache_alloc_node+0x203/0x2c0 mm/slub.c:3423 __do_kmalloc_node mm/slab_common.c:937 [inline] __kmalloc+0xa1/0x1e0 mm/slab_common.c:951 kmalloc include/linux/slab.h:568 [inline] kzalloc include/linux/slab.h:699 [inline] neigh_alloc net/core/neighbour.c:494 [inline] ___neigh_create+0x6f6/0x1e20 net/core/neighbour.c:648 __neigh_create+0x31/0x40 net/core/neighbour.c:737 ip6_finish_output2+0xa56/0x18a0 net/ipv6/ip6_output.c:129 __ip6_finish_output net/ipv6/ip6_output.c:205 [inline] ip6_finish_output+0x5f9/0xbb0 net/ipv6/ip6_output.c:216 NF_HOOK_COND include/linux/netfilter.h:294 [inline] ip6_output+0x1fa/0x410 net/ipv6/ip6_output.c:237 dst_output include/net/dst.h:453 [inline] NF_HOOK include/linux/netfilter.h:305 [inline] ndisc_send_skb+0x7dc/0xcc0 net/ipv6/ndisc.c:513 page last free stack trace: reset_page_owner include/linux/page_owner.h:26 [inline] free_pages_prepare mm/page_alloc.c:1578 [inline] free_pcp_prepare mm/page_alloc.c:1652 [inline] free_unref_page_prepare+0x742/0x750 mm/page_alloc.c:3618 free_unref_page+0x95/0x540 mm/page_alloc.c:3716 free_the_page mm/page_alloc.c:863 [inline] __free_pages+0x67/0x100 mm/page_alloc.c:6014 __vunmap+0x9c0/0xb80 mm/vmalloc.c:2739 __vfree mm/vmalloc.c:2788 [inline] vfree+0x61/0x90 mm/vmalloc.c:2819 kcov_put kernel/kcov.c:437 [inline] kcov_close+0x2b/0x50 kernel/kcov.c:533 __fput+0x1fc/0x8f0 fs/file_table.c:320 ____fput+0x15/0x20 fs/file_table.c:348 task_work_run+0x1e1/0x250 kernel/task_work.c:203 exit_task_work include/linux/task_work.h:39 [inline] do_exit+0xa35/0x2660 kernel/exit.c:886 do_group_exit+0x210/0x2d0 kernel/exit.c:1028 get_signal+0x13b5/0x1520 kernel/signal.c:2891 arch_do_signal_or_restart+0xd1/0x1140 arch/x86/kernel/signal.c:871 exit_to_user_mode_loop+0x7a/0xb0 kernel/entry/common.c:174 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303 Memory state around the buggy address: ffff888130f7d380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff888130f7d400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb >ffff888130f7d480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff888130f7d500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff888130f7d580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ==================================================================