Extracting prog: 42m58.409844933s Minimizing prog: 41m6.609782565s Simplifying prog options: 0s Extracting C: 35.424866707s Simplifying C: 12m45.531702204s extracting reproducer from 27 programs testing a last program of every proc single: executing 5 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$netlink-sendmsg$RDMA_NLDEV_CMD_NEWLINK-openat$rdma_cm-write$RDMA_USER_CM_CMD_CREATE_ID-write$RDMA_USER_CM_CMD_BIND_IP-write$RDMA_USER_CM_CMD_RESOLVE_IP-write$RDMA_USER_CM_CMD_RESOLVE_ROUTE-write$RDMA_USER_CM_CMD_CONNECT detailed listing: executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syz_tun\x00', 0x7101}) r1 = socket$netlink(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000001200)={&(0x7f0000001080)={0x38, 0x1403, 0x1, 0x0, 0x0, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'syz_tun\x00'}}]}, 0x38}, 0x1, 0x0, 0x0, 0x5}, 0x100) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r2, &(0x7f0000000140)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000100)={0x0}, 0x106, 0x1}}, 0x20) write$RDMA_USER_CM_CMD_BIND_IP(r2, &(0x7f0000000180)={0x2, 0x28, 0xfa00, {0x0, {0x2, 0x4e20, 0xac1414aa, @empty}, r3}}, 0x30) write$RDMA_USER_CM_CMD_RESOLVE_IP(r2, &(0x7f00000001c0)={0x3, 0x28, 0xfa00, {{0x2, 0x0, 0x0, @empty}, {0x2, 0x4e20, 0xac1414aa, @empty}, r3, 0x3e8}}, 0x30) write$RDMA_USER_CM_CMD_RESOLVE_ROUTE(r2, &(0x7f0000000200)={0x4, 0x10, 0xfa00, {r3, 0x3e8}}, 0x18) write$RDMA_USER_CM_CMD_CONNECT(r2, &(0x7f0000000240)={0x6, 0x118, 0xfa00, {{}, r3}}, 0x120) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_open_dev$video-read detailed listing: executing program 0: r0 = syz_usb_connect(0x2, 0x34, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002ffffff401e041c400001010203010902220001010080fa0904000000ffffff000904000101ffffff0007058101000201"], &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000100)={0x84, &(0x7f0000000200)={0xc0, 0xa1, 0x1, '\x00'}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)={0x84, &(0x7f0000000280)={0xc0, 0xa1, 0x1, "01"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) r1 = syz_open_dev$video(&(0x7f0000000080), 0x0, 0x2) read(r1, &(0x7f0000000400)=""/4096, 0x1000) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-syz_usb_ep_read-syz_usb_ep_write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000100)={{0x12, 0x1, 0x200, 0x0, 0x0, 0x0, 0x40, 0x1286, 0x1fa4, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x1, 0x0, 0x80, 0xfa, "", [{{0x9, 0x4, 0x0, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0x2, 0x2, 0x200}}, {{0x9, 0x5, 0x86, 0x2, 0x200}}]}}]}}]}}, 0x0) syz_usb_ep_read(r0, 0x2, 0x6, &(0x7f0000000200)=""/6) syz_usb_ep_write(r0, 0x86, 0x2, &(0x7f0000000200)='\x00\x00') r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/power/state\x00', 0x2, 0x0) write(r1, &(0x7f0000000400)='mem\x00', 0x4) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-nanosleep-openat-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) nanosleep(&(0x7f0000000200)={0x1}, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./mydev/v4l-touch0\x00', 0x2, 0x0) ioctl(r0, 0xc0145608, &(0x7f0000000400)="03000000010000000100"/20) ioctl(r0, 0xc0405610, &(0x7f0000000500)="0100"/64) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000100"/20) ioctl(r0, 0xc0145608, &(0x7f0000000600)="03000000010000000400"/20) ioctl(r0, 0xc058560f, &(0x7f0000000700)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000400000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000800)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000500000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000900)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000600000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000a00)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000700000000000000002c0100"/88) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000400"/20) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-nanosleep-syz_open_dev$usbfs-ioctl$USBDEVFS_CLAIMINTERFACE-ioctl$USBDEVFS_ALLOC_STREAMS-ioctl$USBDEVFS_FREE_STREAMS detailed listing: executing program 0: syz_usb_connect$cdc_ecm(0x5, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002ffffff40341278560001010203010902200001010080320904000002ffffff000705810200020007050202000200"], &(0x7f0000001400)={0x0, 0x0, 0x0, 0x0}) nanosleep(&(0x7f0000000300)={0x1}, 0x0) r0 = syz_open_dev$usbfs(&(0x7f0000000100), 0x0, 0x0) ioctl$USBDEVFS_CLAIMINTERFACE(r0, 0x8004550f, &(0x7f0000000200)) ioctl$USBDEVFS_ALLOC_STREAMS(r0, 0x8008551c, &(0x7f0000000400)={0x2, 0x1, [{0x2, 0x1}]}) ioctl$USBDEVFS_FREE_STREAMS(r0, 0x8008551d, &(0x7f0000000400)={0x2, 0x1, [{0x2, 0x1}]}) program did not crash single: failed to extract reproducer bisect: bisecting 27 programs with base timeout 30s testing program (duration=36s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [24, 31, 12, 16, 3, 6, 2, 3, 30, 8, 9, 9, 3, 29, 9, 6, 14, 2, 14, 7, 2, 1, 6, 39, 18, 14, 10] detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000600)='./proc\x00', 0x1ff) mount(&(0x7f0000000640)=@filename='proc\x00', &(0x7f0000000680)='./proc\x00', &(0x7f00000006c0)='proc\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='nfsd\x00', &(0x7f0000000080)='./nfsd\x00', &(0x7f00000000c0)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd/versions\x00', 0x2, 0x0) write(r0, &(0x7f0000000140)='-2 -3 +4\n', 0x9) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./nfsd/portlist\x00', 0x2, 0x0) write(r1, &(0x7f00000001c0)='tcp 2049\n', 0x9) r2 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/nfsv4gracetime\x00', 0x2, 0x0) write(r2, &(0x7f0000000740)='1\n', 0x2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000780)='./nfsd/nfsv4leasetime\x00', 0x2, 0x0) write(r3, &(0x7f00000007c0)='1\n', 0x2) r4 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/threads\x00', 0x2, 0x0) write(r4, &(0x7f0000000240)='1\n', 0x2) r5 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./proc/net/rpc/auth.unix.ip/channel\x00', 0x2, 0x0) write(r5, &(0x7f00000002c0)='nfsd 127.0.0.1 2147483647 testdomain\n', 0x25) (async) r6 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./proc/net/rpc/nfsd.export/channel\x00', 0x2, 0x0) write(r6, &(0x7f0000000340)='testdomain / 2147483647 8194 0 0 0\n', 0x23) (async) r7 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/net/rpc/nfsd.fh/channel\x00', 0x2, 0x0) write(r7, &(0x7f00000003c0)='testdomain 1 \\x00000000 2147483647 /\n', 0x25) (async) mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./mnt\x00', 0x1ff) mount$nfs4(&(0x7f0000000440)='127.0.0.1:/\x00', &(0x7f0000000480)='./mnt\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000500)=ANY=[@ANYBLOB='addr=127.0.0.1,clientaddr=127.0.0.1\x00']) openat(0xffffffffffffff9c, &(0x7f0000000540)='./mnt/file1\x00', 0x42, 0x1ff) rename(&(0x7f0000000580)='./mnt/file1\x00', &(0x7f00000005c0)='./mnt/file2\x00') executing program 1: r0 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$UHID_CREATE2(r0, &(0x7f0000000000)={0xb, {'syz0\x00', 'syz1\x00', 'syz0\x00', 0x33, 0x5, 0x46d, 0xb012, 0x0, 0x0, "0600ff0901a10185100901150026ff007508950681000901910085110901951381000901910085120901953f810009019100c0"}}, 0x14b) read(r0, &(0x7f0000001000), 0x111c) read(r0, &(0x7f0000002000), 0x111c) write$UHID_INPUT2(r0, &(0x7f0000000200)={0xc, {0x7, "10ff001002005a"}}, 0xd) read(r0, &(0x7f0000003000), 0x111c) write$UHID_INPUT2(r0, &(0x7f0000000300)={0xc, {0x14, "11ff00000100"/20}}, 0x1a) read(r0, &(0x7f0000004000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000400)={0xc, {0x14, "11ff0100"/20}}, 0x1a) (async) read(r0, &(0x7f0000005000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000500)={0xc, {0x14, "11ff00000200"/20}}, 0x1a) (async) read(r0, &(0x7f0000006000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000600)={0xc, {0x14, "11ff00000100"/20}}, 0x1a) (async) read(r0, &(0x7f0000007000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000700)={0xc, {0x14, "11ff0100"/20}}, 0x1a) (async) read(r0, &(0x7f0000008000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000800)={0xc, {0x14, "11ff00000300"/20}}, 0x1a) (async) read(r0, &(0x7f0000009000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000900)={0xc, {0x14, "11ff0300"/20}}, 0x1a) (async) read(r0, &(0x7f000000a000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000a00)={0xc, {0x14, "11ff03100800"/20}}, 0x1a) (async) read(r0, &(0x7f000000b000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000b00)={0xc, {0x14, "11ff00000400"/20}}, 0x1a) (async) read(r0, &(0x7f000000c000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000c00)={0xc, {0x14, "11ff00000400"/20}}, 0x1a) (async) read(r0, &(0x7f000000d000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000d00)={0xc, {0x14, "11ff042000"/20}}, 0x1a) (async) read(r0, &(0x7f000000e000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000e00)={0xc, {0x14, "11ff00000400"/20}}, 0x1a) (async) read(r0, &(0x7f000000f000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000f00)={0xc, {0x14, "11ff04100800"/20}}, 0x1a) (async) executing program 1: r0 = syz_usb_connect_ath9k(0x3, 0x5a, &(0x7f0000000080)={{0x12, 0x1, 0x200, 0xff, 0xff, 0xff, 0x40, 0xcf3, 0x9271, 0x108, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x48}}]}}, 0x0) nanosleep(&(0x7f0000000100)={0x0, 0x10000000}, 0x0) syz_usb_ep_write$ath9k_ep2(r0, 0x83, 0x22, &(0x7f0000000000)=ANY=[@ANYBLOB="000000084242424200010000000000000000000a4343434300020100000102000000"]) nanosleep(&(0x7f0000000100)={0x1}, 0x0) r1 = socket$packet(0x11, 0x3, 0x300) ioctl(r1, 0x8923, &(0x7f0000000200)='wlan0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00wlan99\x00'/40) ioctl(r1, 0x8923, &(0x7f0000000300)='wlan2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00wlan0\x00'/40) syz_80211_join_ibss(&(0x7f0000000400)='wlan0\x00', &(0x7f0000000500)=@default_ibss_ssid, 0x6, 0x0) nanosleep(&(0x7f0000000100)={0x1}, 0x0) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000600)={'wlan0\x00', 0x0}) bind$packet(r1, &(0x7f0000000700)={0x11, 0x300, r2}, 0x14) sendto$packet(r1, &(0x7f0000000800)="00000000000000000000000008004500001c00004000401100007f0000017f0000010035003500080000", 0x2a, 0x0, 0x0, 0x0) executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./nfsd\x00', &(0x7f0000000040)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./nfsd/versions\x00', 0x2, 0x0) write(r0, &(0x7f0000000540)='-2 -3 +4\n\x00', 0x9) r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0) write(r1, &(0x7f0000000440)='tcp 2049\n\x00', 0x9) r2 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./nfsd/threads\x00', 0x2, 0x0) write(r2, &(0x7f00000000c0)='8\n\x00', 0x2) (async) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./nfs_mnt\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./nfs_mnt\x00', &(0x7f0000000140)='nfs4\x00', 0x0, &(0x7f0000000180)='addr=127.0.0.1,port=2049,vers=4.2\x00') r3 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/clients/1/info\x00', 0x0, 0x0) read(r3, &(0x7f0000000300), 0x64) r4 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./nfsd/clients/2/info\x00', 0x0, 0x0) read(r4, &(0x7f0000000300), 0x64) r5 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./nfsd/clients/3/info\x00', 0x0, 0x0) read(r5, &(0x7f0000000300), 0x64) executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={&(0x7f0000000040), 0xc, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="540000001800010400000000000000000a000000fe030001000000000800040001000000060015000700000028001680080001000200000014000500fe8000000000000000000000000000010800070001000000"], 0x54}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={&(0x7f0000000040), 0xc, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="4c0000001800010400000000000000000a000000fe030001000000000800040001000000060015000700000020001680080001000200000014000500fe800000000000000000000000000001"], 0x4c}}, 0x0) executing program 4: syz_usb_connect(0x5, 0xa1, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040ba23000100010102030109028f00020100803209040000000101000009240100011e0001010c2402010101000203000000092403020103000100090401000001020000090401010101020000072401010101000b2402010202100180bb0009050109000201000007250100000000090401020101020000072401010101000b2402010202100180bb0009050109000201000007250100000000"], 0x0) nanosleep(&(0x7f0000000300)={0x5}, 0x0) r0 = syz_open_dev$sndpcmp(&(0x7f0000000100), 0x3, 0x2) ioctl$SNDRV_PCM_IOCTL_HW_PARAMS(r0, 0xc2604111, &(0x7f0000000200)={0x0, [[0x8], [0x0, 0x100000], [0x1]], '\x00', [{0x20, 0x20, 0x0, 0x0, 0x1}, {0x40, 0x40, 0x0, 0x0, 0x1}, {0x2, 0x2, 0x0, 0x0, 0x1}, {0xbb80, 0xbb80, 0x0, 0x0, 0x1}, {0x0, 0xffffffff}, {0x0, 0xffffffff}, {0x0, 0xffffffff}, {0x0, 0xffffffff}, {0x0, 0xffffffff}, {0x0, 0xffffffff}, {0x0, 0xffffffff}, {0x0, 0xffffffff}], '\x00', 0xffffffff}) ioctl$SNDRV_PCM_IOCTL_PREPARE(r0, 0x4140, 0x0) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) executing program 2: r0 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000000)={'ip_vti0\x00', &(0x7f0000000100)=@ethtool_rxfh={0x47}}) executing program 2: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/drivers/i915\x00', 0x0, 0x0) executing program 2: r0 = memfd_create(&(0x7f0000000000)='syzkaller\x00', 0x0) ftruncate(r0, 0x10000) pwrite64(r0, &(0x7f0000001000)='\b\x00\x00\x00\n\x00\x00\x00\v\x00\x00\x00\f\x00'/24, 0x18, 0x2008) pwrite64(r0, &(0x7f0000001020)="80000000800000000100000000100000000400000400000005000000", 0x1c, 0x2024) pwrite64(r0, &(0x7f0000001040)="00f0ffff00fcffff0c0000000a00000000000000000000000200000001000000", 0x20, 0x2048) pwrite64(r0, &(0x7f0000001060)="00080000000000000000000000040000200000000200000000000000", 0x1c, 0x2068) pwrite64(r0, &(0x7f0000001080)="0100000000000000", 0x8, 0x2088) pwrite64(r0, &(0x7f0000001090)="0d000000000400000004000001000000010000000100000001000000010000008000000080000000", 0x28, 0x2098) pwrite64(r0, &(0x7f00000010c0)="01000000640000006400000064000000", 0x10, 0x20c0) pwrite64(r0, &(0x7f00000010d0)="01010101010101010101010101010101", 0x10, 0x20cc) pwrite64(r0, &(0x7f00000011b0)="389d267c389d267c389d267c389d267c389d267c", 0x14, 0x24e0) pwrite64(r0, &(0x7f00000010e0)="5419010054190100541901005419010054190100", 0x14, 0x2554) pwrite64(r0, &(0x7f00000010f0)="55020900", 0x4, 0x2804) pwrite64(r0, &(0x7f0000001100)="000000000100800080000000", 0xc, 0x280c) pwrite64(r0, &(0x7f0000001110)="01000000640000006400000064000000", 0x10, 0x2818) pwrite64(r0, &(0x7f0000001120)='\x00'/12, 0xc, 0x2828) pwrite64(r0, &(0x7f0000001130)="80000000a0000000c0000000e000000000010000", 0x14, 0x2854) pwrite64(r0, &(0x7f00000011a0)="04", 0x1, 0x28c0) pwrite64(r0, &(0x7f0000001150)="0000ffffffffffffffffffffffffffff", 0x10, 0x28e0) pwrite64(r0, &(0x7f0000001160)="ed410200", 0x4, 0x2d00) pwrite64(r0, &(0x7f0000001170)="0004000000000000", 0x8, 0x2d08) pwrite64(r0, &(0x7f0000001180)='\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00', 0x30, 0x2d28) pwrite64(r0, &(0x7f0000001190)="020000000c0001002e00000002000000f40102002e2e0000", 0x18, 0x3000) r1 = syz_open_dev$loop(&(0x7f0000002000), 0x0, 0x2) ioctl$LOOP_SET_FD(r1, 0x4c00, r0) close(r1) mkdirat(0xffffffffffffff9c, &(0x7f0000003000)='./mnt\x00', 0x1ff) mount(&(0x7f0000000040)=@loop={'/dev/loop', 0x0}, &(0x7f0000003000)='./mnt\x00', &(0x7f0000004000)='ufs\x00', 0x0, &(0x7f0000005000)='ufstype=sun\x00') r2 = openat(0xffffffffffffff9c, &(0x7f0000006000)='./mnt/file\x00', 0x42, 0x1ff) write(r2, &(0x7f0000007000)='A', 0x1) executing program 2: r0 = syz_usb_connect(0x0, 0x47, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040109720770000000000010902350001010080320904000005ffffff000705810340000107058202000200070503020002000705840200020007050502000200"], 0x0) syz_usb_control_io(r0, &(0x7f0000000400)={0x2c, &(0x7f0000000410)={0x0, 0x0, 0x2, {0x2}}, &(0x7f0000000430)={0x0, 0x0, 0x2, @string={0x2, 0x0}}, &(0x7f0000000450)={0x0, 0x0, 0x5, {0x0, 0x0, 0x5}}, &(0x7f0000000470)={0x0, 0x0, 0xf, {0xf, 0x0}}, &(0x7f0000000490)={0x0, 0x0, 0xc, {0xc, 0x0}}}, &(0x7f0000000500)={0x84, &(0x7f0000000510), &(0x7f0000000520)={0x0, 0x0, 0x1}, &(0x7f0000000530)={0x0, 0x0, 0x1}, &(0x7f0000000540)={0x0, 0x0, 0x4}, &(0x7f0000000550)={0x0, 0x0, 0x4}, &(0x7f0000000560)={0x0, 0x0, 0x2}, &(0x7f0000000570)={0x0, 0x0, 0x1}, &(0x7f0000000580)={0x0, 0x0, 0x2}, &(0x7f0000000590)={0x0, 0x0, 0x2}, &(0x7f00000005a0)={0x0, 0x0, 0x6}, &(0x7f00000005b0)={0x0, 0x0, 0x6}, &(0x7f00000005c0)={0x0, 0x0, 0x2}, &(0x7f00000005d0)={0x0, 0x0, 0x2}, &(0x7f00000005e0)={0x0, 0x0, 0x1}, &(0x7f00000005f0)={0x0, 0x0, 0x1}, &(0x7f0000000600)={0x0, 0x0, 0x1}}) nanosleep(&(0x7f0000000100)={0x2}, 0x0) mknodat(0xffffffffffffff9c, &(0x7f0000000200)='./ttyUSB0\x00', 0x81b6, 0xbc00) openat(0xffffffffffffff9c, &(0x7f0000000200)='./ttyUSB0\x00', 0x802, 0x0) syz_usb_ep_write(r0, 0x81, 0x4, &(0x7f0000000300)='AAAA') syz_usb_ep_write(r0, 0x82, 0x7, &(0x7f0000000300)='BBBBBBB') (async) nanosleep(&(0x7f0000000100)={0x1}, 0x0) executing program 0: r0 = syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040840508000201000000010902200001010080fa09040000020806f4000705810200020007050202000200"], 0x0) syz_usb_control_io(r0, 0x0, &(0x7f0000000100)={0x84, &(0x7f0000000140)={0xc0, 0x98, 0x2, "1400"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) (async) syz_usb_control_io(r0, 0x0, &(0x7f0000000200)={0x84, &(0x7f0000000240)={0xc0, 0x98, 0x2, "1400"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) (async) syz_usb_control_io(r0, 0x0, &(0x7f0000000300)={0x84, &(0x7f0000000340)={0xc0, 0x98, 0x2, "1400"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) (async) syz_usb_control_io(r0, 0x0, &(0x7f0000000400)={0x84, &(0x7f0000000440)={0xc0, 0x9a, 0x4, '\x00s\x00\x00'}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) (async) syz_usb_ep_read(r0, 0x2, 0x9, &(0x7f0000000500)=""/9) (async) nanosleep(&(0x7f0000000600)={0x3}, 0x0) r1 = syz_open_dev$sg(&(0x7f0000000700), 0x2, 0x2) ioctl$SG_IO(r1, 0x2285, &(0x7f0000000800)={0x53, 0xfffffffffffffffe, 0xa, 0x0, @buffer={0x0, 0x200, &(0x7f0000000900)=""/512}, &(0x7f0000000a00)="2a00ffffffff00000100", &(0x7f0000000b00)=""/32, 0x3e8, 0x0, 0x0, 0x0}) executing program 1: r0 = syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040840508000201000000010902200001010080fa09040000020806f4000705810200020007050202000200"], 0x0) syz_usb_control_io(r0, 0x0, &(0x7f0000000100)={0x84, &(0x7f0000000140)={0xc0, 0x98, 0x2, "1400"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000200)={0x84, &(0x7f0000000240)={0xc0, 0x98, 0x2, "1400"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000300)={0x84, &(0x7f0000000340)={0xc0, 0x98, 0x2, "1400"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000400)={0x84, &(0x7f0000000440)={0xc0, 0x9a, 0x4, '\x00s\x00\x00'}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_ep_read(r0, 0x2, 0x9, &(0x7f0000000500)=""/9) nanosleep(&(0x7f0000000600)={0x1}, 0x0) r1 = syz_open_dev$sg(&(0x7f0000000700), 0x0, 0x0) ioctl$SG_IO(r1, 0x2285, &(0x7f0000000800)={0x53, 0xfffffffffffffffe, 0xa, 0x0, @buffer={0x0, 0x200, &(0x7f0000000900)=""/512}, &(0x7f0000000a00)="2a00ffffffff00000100", &(0x7f0000000b00)=""/32, 0x3e8, 0x0, 0x0, 0x0}) executing program 4: syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYBLOB="040e0c010310000000000040000000"], 0xf) r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$sock_bt_hci(r0, 0x400448ca, 0x0) executing program 4: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./nfsd\x00', &(0x7f0000000100)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000001a00)='./nfsd/versions\x00', 0x2, 0x0) write(r0, &(0x7f0000001b00)='-2 -3 +4\n', 0x9) r1 = openat(0xffffffffffffff9c, &(0x7f0000001600)='./nfsd/portlist\x00', 0x2, 0x0) write(r1, &(0x7f0000001700)='tcp 2049\n', 0x9) mkdirat(0xffffffffffffff9c, &(0x7f0000002000)='./rpc_pipefs\x00', 0x1ff) mount(0x0, &(0x7f0000002000)='./rpc_pipefs\x00', &(0x7f0000002100)='rpc_pipefs\x00', 0x0, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/threads\x00', 0x2, 0x0) write(r2, &(0x7f0000000300)='1\n', 0x2) r3 = openat(0xffffffffffffff9c, &(0x7f0000001800)='./nfsd/v4_end_grace\x00', 0x2, 0x0) write(r3, &(0x7f0000001900)='Y\n', 0x2) mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000400)='./proc\x00', &(0x7f0000000500)='proc\x00', 0x0, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./proc/net/rpc/auth.unix.ip/channel\x00', 0x2, 0x0) write(r4, &(0x7f0000000700)='nfsd 127.0.0.1 2147483647 127.0.0.1\n', 0x24) r5 = openat(0xffffffffffffff9c, &(0x7f0000000800)='./proc/net/rpc/nfsd.export/channel\x00', 0x2, 0x0) write(r5, &(0x7f0000000900)='127.0.0.1 / 2147483647 74754 0 0 0\n', 0x23) r6 = openat(0xffffffffffffff9c, &(0x7f0000000a00)='./proc/net/rpc/nfsd.fh/channel\x00', 0x2, 0x0) write(r6, &(0x7f0000000b00)='127.0.0.1 1 \\x00000000 2147483647 /\n', 0x24) mkdirat(0xffffffffffffff9c, &(0x7f0000000c00)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000c00)='./debug\x00', &(0x7f0000000d00)='debugfs\x00', 0x0, 0x0) r7 = openat(0xffffffffffffff9c, &(0x7f0000000e00)='./debug/nfsd/io_cache_write\x00', 0x2, 0x0) write(r7, &(0x7f0000000f00)='2\n', 0x2) nanosleep(&(0x7f0000001c00)={0x1}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000001000)='./mnt\x00', 0x1ff) mount(&(0x7f0000001100)=@filename='127.0.0.1:/\x00', &(0x7f0000001000)='./mnt\x00', &(0x7f0000001200)='nfs4\x00', 0x0, &(0x7f0000001300)='addr=127.0.0.1,clientaddr=127.0.0.1\x00') r8 = openat(0xffffffffffffff9c, &(0x7f0000001400)='./mnt/test\x00', 0x42, 0x0) write(r8, &(0x7f0000001500)='test\x00', 0x4) executing program 3: r0 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000fc0)={&(0x7f00000000c0)={0x38, 0x1403, 0x1, 0x70bd2c, 0x25dfdbfc, "", [{{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'veth0\x00'}}]}, 0x38}, 0x1, 0x0, 0x0, 0x854}, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r1, &(0x7f0000000100)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000040)={0xffffffffffffffff}, 0x106, 0x3}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_IP(r1, &(0x7f0000000200)={0x3, 0x48, 0xfa00, {{0xa, 0x0, 0x0, @empty}, {0xa, 0x0, 0x0, @local}, r2, 0x3e8}}, 0x50) write$RDMA_USER_CM_CMD_GET_EVENT(r1, &(0x7f0000000600)={0xc, 0x8, 0xfa00, {&(0x7f0000000700)}}, 0x10) write$RDMA_USER_CM_CMD_RESOLVE_ROUTE(r1, &(0x7f0000000400)={0x4, 0x8, 0xfa00, {r2, 0x3e8}}, 0x10) write$RDMA_USER_CM_CMD_GET_EVENT(r1, &(0x7f0000000800)={0xc, 0x8, 0xfa00, {&(0x7f0000000900)}}, 0x10) write$RDMA_USER_CM_CMD_CONNECT(r1, &(0x7f0000000500)={0x6, 0x118, 0xfa00, {{0x6, 0xf, '\x00', 0x0, 0x40, 0x4, 0xa8, 0x3, 0xf, 0x4, 0x1}, r2}}, 0x120) executing program 0: syz_usb_connect$cdc_ecm(0x5, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002ffffff40341278560001010203010902200001010080320904000002ffffff000705810200020007050202000200"], &(0x7f0000001400)={0x0, 0x0, 0x0, 0x0}) nanosleep(&(0x7f0000000300)={0x1}, 0x0) r0 = syz_open_dev$usbfs(&(0x7f0000000100), 0x0, 0x0) ioctl$USBDEVFS_CLAIMINTERFACE(r0, 0x8004550f, &(0x7f0000000200)) ioctl$USBDEVFS_ALLOC_STREAMS(r0, 0x8008551c, &(0x7f0000000400)={0x2, 0x1, [{0x2, 0x1}]}) ioctl$USBDEVFS_FREE_STREAMS(r0, 0x8008551d, &(0x7f0000000400)={0x2, 0x1, [{0x2, 0x1}]}) executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e20, @empty}, 0x10) listen(r0, 0x10) r1 = syz_io_uring_setup(0x10, &(0x7f0000000040), &(0x7f0000000100)=0x0, &(0x7f0000000108)=0x0, &(0x7f0000000110)=0x0) io_uring_register$IORING_REGISTER_FILES(r1, 0x2, &(0x7f0000000080)=[0xffffffffffffffff, 0xffffffffffffffff], 0x2) syz_io_uring_submit(r2, r3, r4, &(0x7f0000000200)=@IORING_OP_ACCEPT={0xd, 0x4, 0x0, r0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x1}}) syz_io_uring_submit(r2, r3, r4, &(0x7f0000000280)=@IORING_OP_LINK_TIMEOUT={0xf, 0x4, 0x0, 0x0, 0x0, &(0x7f0000000240)={0x0, 0x1dcd6500}}) syz_io_uring_submit(r2, r3, r4, &(0x7f0000000300)=@IORING_OP_CLOSE={0x13, 0x1, 0x0, 0x0}) syz_io_uring_submit(r2, r3, r4, &(0x7f0000000380)=@IORING_OP_ACCEPT={0xd, 0x4, 0x0, r0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x2}}) syz_io_uring_submit(r2, r3, r4, &(0x7f0000000400)=@IORING_OP_LINK_TIMEOUT={0xf, 0x4, 0x0, 0x0, 0x0, &(0x7f0000000240)={0x0, 0x1dcd6500}}) syz_io_uring_submit(r2, r3, r4, &(0x7f0000000480)=@IORING_OP_CLOSE={0x13, 0x1, 0x0, 0x1}) io_uring_enter(r1, 0x6, 0x0, 0x0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000500)='./file0\x00', 0x1ff) mount(&(0x7f0000000600)=@filename='\\\\127.0.0.1\\share\x00', &(0x7f0000000500)='./file0\x00', &(0x7f0000000540)='cifs\x00', 0x0, &(0x7f0000000580)='unc=\\\\127.0.0.1\\share,ip=127.0.0.1,port=20000,user=root,pass=root,vers=2.0,echo_interval=1\x00') executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)=[{&(0x7f0000000240)={0x14, 0x1a, 0x301, 0x0, 0x0, "", [@typed={0x4, 0xae}]}, 0x14}], 0x1}, 0x0) executing program 4: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) nanosleep(&(0x7f0000000200)={0x1}, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./mydev/v4l-touch0\x00', 0x2, 0x0) ioctl(r0, 0xc0145608, &(0x7f0000000400)="03000000010000000100"/20) ioctl(r0, 0xc0405610, &(0x7f0000000500)="0100"/64) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000100"/20) ioctl(r0, 0xc0145608, &(0x7f0000000600)="03000000010000000400"/20) ioctl(r0, 0xc058560f, &(0x7f0000000700)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000400000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000800)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000500000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000900)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000600000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000a00)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000700000000000000002c0100"/88) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000400"/20) executing program 2: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000100)={{0x12, 0x1, 0x200, 0x0, 0x0, 0x0, 0x40, 0x1286, 0x1fa4, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x1, 0x0, 0x80, 0xfa, "", [{{0x9, 0x4, 0x0, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0x2, 0x2, 0x200}}, {{0x9, 0x5, 0x86, 0x2, 0x200}}]}}]}}]}}, 0x0) syz_usb_ep_read(r0, 0x2, 0x6, &(0x7f0000000200)=""/6) syz_usb_ep_write(r0, 0x86, 0x2, &(0x7f0000000200)='\x00\x00') r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/power/state\x00', 0x2, 0x0) write(r1, &(0x7f0000000400)='mem\x00', 0x4) executing program 3: r0 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000000)={'dummy0\x00', &(0x7f0000000100)=@ethtool_rxfh={0x47}}) executing program 3: syz_open_dev$dri(&(0x7f0000000080), 0x0, 0x0) executing program 3: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) connect$bt_l2cap(r0, &(0x7f0000000080)={0x1f, 0x0, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}, 0x7ff}, 0xe) (async) r1 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) timer_create(0x0, &(0x7f0000000000)={0x0, 0x9}, &(0x7f0000000040)=0x0) timer_settime(r2, 0x0, &(0x7f0000000080)={{}, {0x0, 0x100000}}, &(0x7f00000000c0)) ioctl$sock_bt_hidp_HIDPCONNADD(r1, 0x400448c8, &(0x7f0000000280)={r0, r0, 0xc, 0x1, &(0x7f0000000340)='\x00', 0x9, 0x1, 0xc45, 0x1010, 0x9, 0x2, 0x1, 'syz1\x00'}) executing program 3: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./sys\x00', 0x1ff) mount(0x0, &(0x7f00000000c0)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./sys/bus/pci/devices/0000:00:02.0/driver_override\x00', 0x2, 0x0) write(r0, &(0x7f0000000180)='dwc2-pci\x00', 0x9) r1 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./sys/bus/pci/devices/0000:00:02.0/driver/unbind\x00', 0x2, 0x0) write(r1, &(0x7f0000000200)='0000:00:02.0\x00', 0xd) r2 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./sys/bus/pci/devices/0000:00:02.0/resource0\x00', 0x2, 0x0) pwrite64(r2, &(0x7f0000000280)='\x00\x00TO', 0x4, 0x40) pwrite64(r2, &(0x7f00000002c0)='\x00\x00\x00\x00', 0x4, 0x44) pwrite64(r2, &(0x7f0000000300)="00b48b22", 0x4, 0x48) pwrite64(r2, &(0x7f0000000340)="e800f00f", 0x4, 0x4c) pwrite64(r2, &(0x7f0000000380)="2000f01f", 0x4, 0x50) pwrite64(r2, &(0x7f00000003c0)="00040000", 0x4, 0x24) pwrite64(r2, &(0x7f0000000400)="00040004", 0x4, 0x28) pwrite64(r2, &(0x7f0000000440)="00080004", 0x4, 0x100) r3 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/bus/pci/drivers/dwc2-pci/bind\x00', 0x2, 0x0) r4 = syz_io_uring_setup(0xf00, &(0x7f00000004c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000000540)=0x0, &(0x7f0000000580)=0x0, &(0x7f00000005c0)=0x0) syz_io_uring_submit(r5, r6, r7, &(0x7f0000000600)=@IORING_OP_WRITE={0x17, 0x0, 0x0, @fd=r3, 0x0, &(0x7f0000000680)=[{&(0x7f00000006c0)='0000:00:02.0\x00', 0xd}], 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, '\x00', 0x0}}) io_uring_enter(r4, 0x1, 0x0, 0x0, 0x0, 0x0) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000700)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000740)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000780)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f00000007c0)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000800)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000840)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000880)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f00000008c0)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000900)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000940)="00000080", 0x4, 0x10) executing program 3: r0 = syz_usb_connect(0x2, 0x34, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002ffffff401e041c400001010203010902220001010080fa0904000000ffffff000904000101ffffff0007058101000201"], &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000100)={0x84, &(0x7f0000000200)={0xc0, 0xa1, 0x1, '\x00'}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)={0x84, &(0x7f0000000280)={0xc0, 0xa1, 0x1, "01"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) r1 = syz_open_dev$video(&(0x7f0000000080), 0x0, 0x2) read(r1, &(0x7f0000000400)=""/4096, 0x1000) executing program 1: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) mknodat(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x8180, 0x900) openat(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x2, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/level\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)='raid1\x00', 0x5) r1 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/raid_disks\x00', 0x2, 0x0) write(r1, &(0x7f0000000600)='1\x00', 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./sys/block/md0/md/new_dev\x00', 0x2, 0x0) write(r2, &(0x7f0000000800)='1:0\x00', 0x3) r3 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/block/md0/md/dev-ram0/slot\x00', 0x2, 0x0) write(r3, &(0x7f0000000a00)='0\x00', 0x1) r4 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./sys/block/md0/md/array_state\x00', 0x2, 0x0) write(r4, &(0x7f0000000c00)='active\x00', 0x6) executing program 1: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syz_tun\x00', 0x7101}) r1 = socket$netlink(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000001200)={&(0x7f0000001080)={0x38, 0x1403, 0x1, 0x0, 0x0, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'syz_tun\x00'}}]}, 0x38}, 0x1, 0x0, 0x0, 0x5}, 0x100) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r2, &(0x7f0000000140)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000100)={0x0}, 0x106, 0x1}}, 0x20) write$RDMA_USER_CM_CMD_BIND_IP(r2, &(0x7f0000000180)={0x2, 0x28, 0xfa00, {0x0, {0x2, 0x4e20, 0xac1414aa, @empty}, r3}}, 0x30) write$RDMA_USER_CM_CMD_RESOLVE_IP(r2, &(0x7f00000001c0)={0x3, 0x28, 0xfa00, {{0x2, 0x0, 0x0, @empty}, {0x2, 0x4e20, 0xac1414aa, @empty}, r3, 0x3e8}}, 0x30) write$RDMA_USER_CM_CMD_RESOLVE_ROUTE(r2, &(0x7f0000000200)={0x4, 0x10, 0xfa00, {r3, 0x3e8}}, 0x18) write$RDMA_USER_CM_CMD_CONNECT(r2, &(0x7f0000000240)={0x6, 0x118, 0xfa00, {{}, r3}}, 0x120) program did not crash replaying the whole log did not cause a kernel crash single: executing 5 programs separately with timeout 1m40s testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$netlink-sendmsg$RDMA_NLDEV_CMD_NEWLINK-openat$rdma_cm-write$RDMA_USER_CM_CMD_CREATE_ID-write$RDMA_USER_CM_CMD_BIND_IP-write$RDMA_USER_CM_CMD_RESOLVE_IP-write$RDMA_USER_CM_CMD_RESOLVE_ROUTE-write$RDMA_USER_CM_CMD_CONNECT detailed listing: executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syz_tun\x00', 0x7101}) r1 = socket$netlink(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000001200)={&(0x7f0000001080)={0x38, 0x1403, 0x1, 0x0, 0x0, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'syz_tun\x00'}}]}, 0x38}, 0x1, 0x0, 0x0, 0x5}, 0x100) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r2, &(0x7f0000000140)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000100)={0x0}, 0x106, 0x1}}, 0x20) write$RDMA_USER_CM_CMD_BIND_IP(r2, &(0x7f0000000180)={0x2, 0x28, 0xfa00, {0x0, {0x2, 0x4e20, 0xac1414aa, @empty}, r3}}, 0x30) write$RDMA_USER_CM_CMD_RESOLVE_IP(r2, &(0x7f00000001c0)={0x3, 0x28, 0xfa00, {{0x2, 0x0, 0x0, @empty}, {0x2, 0x4e20, 0xac1414aa, @empty}, r3, 0x3e8}}, 0x30) write$RDMA_USER_CM_CMD_RESOLVE_ROUTE(r2, &(0x7f0000000200)={0x4, 0x10, 0xfa00, {r3, 0x3e8}}, 0x18) write$RDMA_USER_CM_CMD_CONNECT(r2, &(0x7f0000000240)={0x6, 0x118, 0xfa00, {{}, r3}}, 0x120) program did not crash testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_open_dev$video-read detailed listing: executing program 0: r0 = syz_usb_connect(0x2, 0x34, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002ffffff401e041c400001010203010902220001010080fa0904000000ffffff000904000101ffffff0007058101000201"], &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000100)={0x84, &(0x7f0000000200)={0xc0, 0xa1, 0x1, '\x00'}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)={0x84, &(0x7f0000000280)={0xc0, 0xa1, 0x1, "01"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) r1 = syz_open_dev$video(&(0x7f0000000080), 0x0, 0x2) read(r1, &(0x7f0000000400)=""/4096, 0x1000) program did not crash testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-syz_usb_ep_read-syz_usb_ep_write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000100)={{0x12, 0x1, 0x200, 0x0, 0x0, 0x0, 0x40, 0x1286, 0x1fa4, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x1, 0x0, 0x80, 0xfa, "", [{{0x9, 0x4, 0x0, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0x2, 0x2, 0x200}}, {{0x9, 0x5, 0x86, 0x2, 0x200}}]}}]}}]}}, 0x0) syz_usb_ep_read(r0, 0x2, 0x6, &(0x7f0000000200)=""/6) syz_usb_ep_write(r0, 0x86, 0x2, &(0x7f0000000200)='\x00\x00') r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/power/state\x00', 0x2, 0x0) write(r1, &(0x7f0000000400)='mem\x00', 0x4) program did not crash testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-nanosleep-openat-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) nanosleep(&(0x7f0000000200)={0x1}, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./mydev/v4l-touch0\x00', 0x2, 0x0) ioctl(r0, 0xc0145608, &(0x7f0000000400)="03000000010000000100"/20) ioctl(r0, 0xc0405610, &(0x7f0000000500)="0100"/64) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000100"/20) ioctl(r0, 0xc0145608, &(0x7f0000000600)="03000000010000000400"/20) ioctl(r0, 0xc058560f, &(0x7f0000000700)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000400000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000800)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000500000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000900)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000600000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000a00)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000700000000000000002c0100"/88) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000400"/20) program did not crash testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-nanosleep-syz_open_dev$usbfs-ioctl$USBDEVFS_CLAIMINTERFACE-ioctl$USBDEVFS_ALLOC_STREAMS-ioctl$USBDEVFS_FREE_STREAMS detailed listing: executing program 0: syz_usb_connect$cdc_ecm(0x5, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002ffffff40341278560001010203010902200001010080320904000002ffffff000705810200020007050202000200"], &(0x7f0000001400)={0x0, 0x0, 0x0, 0x0}) nanosleep(&(0x7f0000000300)={0x1}, 0x0) r0 = syz_open_dev$usbfs(&(0x7f0000000100), 0x0, 0x0) ioctl$USBDEVFS_CLAIMINTERFACE(r0, 0x8004550f, &(0x7f0000000200)) ioctl$USBDEVFS_ALLOC_STREAMS(r0, 0x8008551c, &(0x7f0000000400)={0x2, 0x1, [{0x2, 0x1}]}) ioctl$USBDEVFS_FREE_STREAMS(r0, 0x8008551d, &(0x7f0000000400)={0x2, 0x1, [{0x2, 0x1}]}) program did not crash single: failed to extract reproducer bisect: bisecting 27 programs with base timeout 1m40s testing program (duration=1m46s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [24, 31, 12, 16, 3, 6, 2, 3, 30, 8, 9, 9, 3, 29, 9, 6, 14, 2, 14, 7, 2, 1, 6, 39, 18, 14, 10] detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000600)='./proc\x00', 0x1ff) mount(&(0x7f0000000640)=@filename='proc\x00', &(0x7f0000000680)='./proc\x00', &(0x7f00000006c0)='proc\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='nfsd\x00', &(0x7f0000000080)='./nfsd\x00', &(0x7f00000000c0)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd/versions\x00', 0x2, 0x0) write(r0, &(0x7f0000000140)='-2 -3 +4\n', 0x9) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./nfsd/portlist\x00', 0x2, 0x0) write(r1, &(0x7f00000001c0)='tcp 2049\n', 0x9) r2 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/nfsv4gracetime\x00', 0x2, 0x0) write(r2, &(0x7f0000000740)='1\n', 0x2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000780)='./nfsd/nfsv4leasetime\x00', 0x2, 0x0) write(r3, &(0x7f00000007c0)='1\n', 0x2) r4 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/threads\x00', 0x2, 0x0) write(r4, &(0x7f0000000240)='1\n', 0x2) r5 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./proc/net/rpc/auth.unix.ip/channel\x00', 0x2, 0x0) write(r5, &(0x7f00000002c0)='nfsd 127.0.0.1 2147483647 testdomain\n', 0x25) (async) r6 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./proc/net/rpc/nfsd.export/channel\x00', 0x2, 0x0) write(r6, &(0x7f0000000340)='testdomain / 2147483647 8194 0 0 0\n', 0x23) (async) r7 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/net/rpc/nfsd.fh/channel\x00', 0x2, 0x0) write(r7, &(0x7f00000003c0)='testdomain 1 \\x00000000 2147483647 /\n', 0x25) (async) mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./mnt\x00', 0x1ff) mount$nfs4(&(0x7f0000000440)='127.0.0.1:/\x00', &(0x7f0000000480)='./mnt\x00', &(0x7f00000004c0), 0x0, &(0x7f0000000500)=ANY=[@ANYBLOB='addr=127.0.0.1,clientaddr=127.0.0.1\x00']) openat(0xffffffffffffff9c, &(0x7f0000000540)='./mnt/file1\x00', 0x42, 0x1ff) rename(&(0x7f0000000580)='./mnt/file1\x00', &(0x7f00000005c0)='./mnt/file2\x00') executing program 1: r0 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$UHID_CREATE2(r0, &(0x7f0000000000)={0xb, {'syz0\x00', 'syz1\x00', 'syz0\x00', 0x33, 0x5, 0x46d, 0xb012, 0x0, 0x0, "0600ff0901a10185100901150026ff007508950681000901910085110901951381000901910085120901953f810009019100c0"}}, 0x14b) read(r0, &(0x7f0000001000), 0x111c) read(r0, &(0x7f0000002000), 0x111c) write$UHID_INPUT2(r0, &(0x7f0000000200)={0xc, {0x7, "10ff001002005a"}}, 0xd) read(r0, &(0x7f0000003000), 0x111c) write$UHID_INPUT2(r0, &(0x7f0000000300)={0xc, {0x14, "11ff00000100"/20}}, 0x1a) read(r0, &(0x7f0000004000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000400)={0xc, {0x14, "11ff0100"/20}}, 0x1a) (async) read(r0, &(0x7f0000005000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000500)={0xc, {0x14, "11ff00000200"/20}}, 0x1a) (async) read(r0, &(0x7f0000006000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000600)={0xc, {0x14, "11ff00000100"/20}}, 0x1a) (async) read(r0, &(0x7f0000007000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000700)={0xc, {0x14, "11ff0100"/20}}, 0x1a) (async) read(r0, &(0x7f0000008000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000800)={0xc, {0x14, "11ff00000300"/20}}, 0x1a) (async) read(r0, &(0x7f0000009000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000900)={0xc, {0x14, "11ff0300"/20}}, 0x1a) (async) read(r0, &(0x7f000000a000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000a00)={0xc, {0x14, "11ff03100800"/20}}, 0x1a) (async) read(r0, &(0x7f000000b000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000b00)={0xc, {0x14, "11ff00000400"/20}}, 0x1a) (async) read(r0, &(0x7f000000c000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000c00)={0xc, {0x14, "11ff00000400"/20}}, 0x1a) (async) read(r0, &(0x7f000000d000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000d00)={0xc, {0x14, "11ff042000"/20}}, 0x1a) (async) read(r0, &(0x7f000000e000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000e00)={0xc, {0x14, "11ff00000400"/20}}, 0x1a) (async) read(r0, &(0x7f000000f000), 0x111c) (async) write$UHID_INPUT2(r0, &(0x7f0000000f00)={0xc, {0x14, "11ff04100800"/20}}, 0x1a) (async) executing program 1: r0 = syz_usb_connect_ath9k(0x3, 0x5a, &(0x7f0000000080)={{0x12, 0x1, 0x200, 0xff, 0xff, 0xff, 0x40, 0xcf3, 0x9271, 0x108, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x48}}]}}, 0x0) nanosleep(&(0x7f0000000100)={0x0, 0x10000000}, 0x0) syz_usb_ep_write$ath9k_ep2(r0, 0x83, 0x22, &(0x7f0000000000)=ANY=[@ANYBLOB="000000084242424200010000000000000000000a4343434300020100000102000000"]) nanosleep(&(0x7f0000000100)={0x1}, 0x0) r1 = socket$packet(0x11, 0x3, 0x300) ioctl(r1, 0x8923, &(0x7f0000000200)='wlan0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00wlan99\x00'/40) ioctl(r1, 0x8923, &(0x7f0000000300)='wlan2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00wlan0\x00'/40) syz_80211_join_ibss(&(0x7f0000000400)='wlan0\x00', &(0x7f0000000500)=@default_ibss_ssid, 0x6, 0x0) nanosleep(&(0x7f0000000100)={0x1}, 0x0) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000600)={'wlan0\x00', 0x0}) bind$packet(r1, &(0x7f0000000700)={0x11, 0x300, r2}, 0x14) sendto$packet(r1, &(0x7f0000000800)="00000000000000000000000008004500001c00004000401100007f0000017f0000010035003500080000", 0x2a, 0x0, 0x0, 0x0) executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./nfsd\x00', &(0x7f0000000040)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./nfsd/versions\x00', 0x2, 0x0) write(r0, &(0x7f0000000540)='-2 -3 +4\n\x00', 0x9) r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0) write(r1, &(0x7f0000000440)='tcp 2049\n\x00', 0x9) r2 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./nfsd/threads\x00', 0x2, 0x0) write(r2, &(0x7f00000000c0)='8\n\x00', 0x2) (async) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./nfs_mnt\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./nfs_mnt\x00', &(0x7f0000000140)='nfs4\x00', 0x0, &(0x7f0000000180)='addr=127.0.0.1,port=2049,vers=4.2\x00') r3 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/clients/1/info\x00', 0x0, 0x0) read(r3, &(0x7f0000000300), 0x64) r4 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./nfsd/clients/2/info\x00', 0x0, 0x0) read(r4, &(0x7f0000000300), 0x64) r5 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./nfsd/clients/3/info\x00', 0x0, 0x0) read(r5, &(0x7f0000000300), 0x64) executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={&(0x7f0000000040), 0xc, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="540000001800010400000000000000000a000000fe030001000000000800040001000000060015000700000028001680080001000200000014000500fe8000000000000000000000000000010800070001000000"], 0x54}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={&(0x7f0000000040), 0xc, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="4c0000001800010400000000000000000a000000fe030001000000000800040001000000060015000700000020001680080001000200000014000500fe800000000000000000000000000001"], 0x4c}}, 0x0) executing program 4: syz_usb_connect(0x5, 0xa1, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040ba23000100010102030109028f00020100803209040000000101000009240100011e0001010c2402010101000203000000092403020103000100090401000001020000090401010101020000072401010101000b2402010202100180bb0009050109000201000007250100000000090401020101020000072401010101000b2402010202100180bb0009050109000201000007250100000000"], 0x0) nanosleep(&(0x7f0000000300)={0x5}, 0x0) r0 = syz_open_dev$sndpcmp(&(0x7f0000000100), 0x3, 0x2) ioctl$SNDRV_PCM_IOCTL_HW_PARAMS(r0, 0xc2604111, &(0x7f0000000200)={0x0, [[0x8], [0x0, 0x100000], [0x1]], '\x00', [{0x20, 0x20, 0x0, 0x0, 0x1}, {0x40, 0x40, 0x0, 0x0, 0x1}, {0x2, 0x2, 0x0, 0x0, 0x1}, {0xbb80, 0xbb80, 0x0, 0x0, 0x1}, {0x0, 0xffffffff}, {0x0, 0xffffffff}, {0x0, 0xffffffff}, {0x0, 0xffffffff}, {0x0, 0xffffffff}, {0x0, 0xffffffff}, {0x0, 0xffffffff}, {0x0, 0xffffffff}], '\x00', 0xffffffff}) ioctl$SNDRV_PCM_IOCTL_PREPARE(r0, 0x4140, 0x0) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) executing program 2: r0 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000000)={'ip_vti0\x00', &(0x7f0000000100)=@ethtool_rxfh={0x47}}) executing program 2: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/drivers/i915\x00', 0x0, 0x0) executing program 2: r0 = memfd_create(&(0x7f0000000000)='syzkaller\x00', 0x0) ftruncate(r0, 0x10000) pwrite64(r0, &(0x7f0000001000)='\b\x00\x00\x00\n\x00\x00\x00\v\x00\x00\x00\f\x00'/24, 0x18, 0x2008) pwrite64(r0, &(0x7f0000001020)="80000000800000000100000000100000000400000400000005000000", 0x1c, 0x2024) pwrite64(r0, &(0x7f0000001040)="00f0ffff00fcffff0c0000000a00000000000000000000000200000001000000", 0x20, 0x2048) pwrite64(r0, &(0x7f0000001060)="00080000000000000000000000040000200000000200000000000000", 0x1c, 0x2068) pwrite64(r0, &(0x7f0000001080)="0100000000000000", 0x8, 0x2088) pwrite64(r0, &(0x7f0000001090)="0d000000000400000004000001000000010000000100000001000000010000008000000080000000", 0x28, 0x2098) pwrite64(r0, &(0x7f00000010c0)="01000000640000006400000064000000", 0x10, 0x20c0) pwrite64(r0, &(0x7f00000010d0)="01010101010101010101010101010101", 0x10, 0x20cc) pwrite64(r0, &(0x7f00000011b0)="389d267c389d267c389d267c389d267c389d267c", 0x14, 0x24e0) pwrite64(r0, &(0x7f00000010e0)="5419010054190100541901005419010054190100", 0x14, 0x2554) pwrite64(r0, &(0x7f00000010f0)="55020900", 0x4, 0x2804) pwrite64(r0, &(0x7f0000001100)="000000000100800080000000", 0xc, 0x280c) pwrite64(r0, &(0x7f0000001110)="01000000640000006400000064000000", 0x10, 0x2818) pwrite64(r0, &(0x7f0000001120)='\x00'/12, 0xc, 0x2828) pwrite64(r0, &(0x7f0000001130)="80000000a0000000c0000000e000000000010000", 0x14, 0x2854) pwrite64(r0, &(0x7f00000011a0)="04", 0x1, 0x28c0) pwrite64(r0, &(0x7f0000001150)="0000ffffffffffffffffffffffffffff", 0x10, 0x28e0) pwrite64(r0, &(0x7f0000001160)="ed410200", 0x4, 0x2d00) pwrite64(r0, &(0x7f0000001170)="0004000000000000", 0x8, 0x2d08) pwrite64(r0, &(0x7f0000001180)='\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00\f\x00\x00\x00', 0x30, 0x2d28) pwrite64(r0, &(0x7f0000001190)="020000000c0001002e00000002000000f40102002e2e0000", 0x18, 0x3000) r1 = syz_open_dev$loop(&(0x7f0000002000), 0x0, 0x2) ioctl$LOOP_SET_FD(r1, 0x4c00, r0) close(r1) mkdirat(0xffffffffffffff9c, &(0x7f0000003000)='./mnt\x00', 0x1ff) mount(&(0x7f0000000040)=@loop={'/dev/loop', 0x0}, &(0x7f0000003000)='./mnt\x00', &(0x7f0000004000)='ufs\x00', 0x0, &(0x7f0000005000)='ufstype=sun\x00') r2 = openat(0xffffffffffffff9c, &(0x7f0000006000)='./mnt/file\x00', 0x42, 0x1ff) write(r2, &(0x7f0000007000)='A', 0x1) executing program 2: r0 = syz_usb_connect(0x0, 0x47, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040109720770000000000010902350001010080320904000005ffffff000705810340000107058202000200070503020002000705840200020007050502000200"], 0x0) syz_usb_control_io(r0, &(0x7f0000000400)={0x2c, &(0x7f0000000410)={0x0, 0x0, 0x2, {0x2}}, &(0x7f0000000430)={0x0, 0x0, 0x2, @string={0x2, 0x0}}, &(0x7f0000000450)={0x0, 0x0, 0x5, {0x0, 0x0, 0x5}}, &(0x7f0000000470)={0x0, 0x0, 0xf, {0xf, 0x0}}, &(0x7f0000000490)={0x0, 0x0, 0xc, {0xc, 0x0}}}, &(0x7f0000000500)={0x84, &(0x7f0000000510), &(0x7f0000000520)={0x0, 0x0, 0x1}, &(0x7f0000000530)={0x0, 0x0, 0x1}, &(0x7f0000000540)={0x0, 0x0, 0x4}, &(0x7f0000000550)={0x0, 0x0, 0x4}, &(0x7f0000000560)={0x0, 0x0, 0x2}, &(0x7f0000000570)={0x0, 0x0, 0x1}, &(0x7f0000000580)={0x0, 0x0, 0x2}, &(0x7f0000000590)={0x0, 0x0, 0x2}, &(0x7f00000005a0)={0x0, 0x0, 0x6}, &(0x7f00000005b0)={0x0, 0x0, 0x6}, &(0x7f00000005c0)={0x0, 0x0, 0x2}, &(0x7f00000005d0)={0x0, 0x0, 0x2}, &(0x7f00000005e0)={0x0, 0x0, 0x1}, &(0x7f00000005f0)={0x0, 0x0, 0x1}, &(0x7f0000000600)={0x0, 0x0, 0x1}}) nanosleep(&(0x7f0000000100)={0x2}, 0x0) mknodat(0xffffffffffffff9c, &(0x7f0000000200)='./ttyUSB0\x00', 0x81b6, 0xbc00) openat(0xffffffffffffff9c, &(0x7f0000000200)='./ttyUSB0\x00', 0x802, 0x0) syz_usb_ep_write(r0, 0x81, 0x4, &(0x7f0000000300)='AAAA') syz_usb_ep_write(r0, 0x82, 0x7, &(0x7f0000000300)='BBBBBBB') (async) nanosleep(&(0x7f0000000100)={0x1}, 0x0) executing program 0: r0 = syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040840508000201000000010902200001010080fa09040000020806f4000705810200020007050202000200"], 0x0) syz_usb_control_io(r0, 0x0, &(0x7f0000000100)={0x84, &(0x7f0000000140)={0xc0, 0x98, 0x2, "1400"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) (async) syz_usb_control_io(r0, 0x0, &(0x7f0000000200)={0x84, &(0x7f0000000240)={0xc0, 0x98, 0x2, "1400"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) (async) syz_usb_control_io(r0, 0x0, &(0x7f0000000300)={0x84, &(0x7f0000000340)={0xc0, 0x98, 0x2, "1400"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) (async) syz_usb_control_io(r0, 0x0, &(0x7f0000000400)={0x84, &(0x7f0000000440)={0xc0, 0x9a, 0x4, '\x00s\x00\x00'}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) (async) syz_usb_ep_read(r0, 0x2, 0x9, &(0x7f0000000500)=""/9) (async) nanosleep(&(0x7f0000000600)={0x3}, 0x0) r1 = syz_open_dev$sg(&(0x7f0000000700), 0x2, 0x2) ioctl$SG_IO(r1, 0x2285, &(0x7f0000000800)={0x53, 0xfffffffffffffffe, 0xa, 0x0, @buffer={0x0, 0x200, &(0x7f0000000900)=""/512}, &(0x7f0000000a00)="2a00ffffffff00000100", &(0x7f0000000b00)=""/32, 0x3e8, 0x0, 0x0, 0x0}) executing program 1: r0 = syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040840508000201000000010902200001010080fa09040000020806f4000705810200020007050202000200"], 0x0) syz_usb_control_io(r0, 0x0, &(0x7f0000000100)={0x84, &(0x7f0000000140)={0xc0, 0x98, 0x2, "1400"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000200)={0x84, &(0x7f0000000240)={0xc0, 0x98, 0x2, "1400"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000300)={0x84, &(0x7f0000000340)={0xc0, 0x98, 0x2, "1400"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000400)={0x84, &(0x7f0000000440)={0xc0, 0x9a, 0x4, '\x00s\x00\x00'}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_ep_read(r0, 0x2, 0x9, &(0x7f0000000500)=""/9) nanosleep(&(0x7f0000000600)={0x1}, 0x0) r1 = syz_open_dev$sg(&(0x7f0000000700), 0x0, 0x0) ioctl$SG_IO(r1, 0x2285, &(0x7f0000000800)={0x53, 0xfffffffffffffffe, 0xa, 0x0, @buffer={0x0, 0x200, &(0x7f0000000900)=""/512}, &(0x7f0000000a00)="2a00ffffffff00000100", &(0x7f0000000b00)=""/32, 0x3e8, 0x0, 0x0, 0x0}) executing program 4: syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYBLOB="040e0c010310000000000040000000"], 0xf) r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$sock_bt_hci(r0, 0x400448ca, 0x0) executing program 4: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./nfsd\x00', &(0x7f0000000100)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000001a00)='./nfsd/versions\x00', 0x2, 0x0) write(r0, &(0x7f0000001b00)='-2 -3 +4\n', 0x9) r1 = openat(0xffffffffffffff9c, &(0x7f0000001600)='./nfsd/portlist\x00', 0x2, 0x0) write(r1, &(0x7f0000001700)='tcp 2049\n', 0x9) mkdirat(0xffffffffffffff9c, &(0x7f0000002000)='./rpc_pipefs\x00', 0x1ff) mount(0x0, &(0x7f0000002000)='./rpc_pipefs\x00', &(0x7f0000002100)='rpc_pipefs\x00', 0x0, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/threads\x00', 0x2, 0x0) write(r2, &(0x7f0000000300)='1\n', 0x2) r3 = openat(0xffffffffffffff9c, &(0x7f0000001800)='./nfsd/v4_end_grace\x00', 0x2, 0x0) write(r3, &(0x7f0000001900)='Y\n', 0x2) mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000400)='./proc\x00', &(0x7f0000000500)='proc\x00', 0x0, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./proc/net/rpc/auth.unix.ip/channel\x00', 0x2, 0x0) write(r4, &(0x7f0000000700)='nfsd 127.0.0.1 2147483647 127.0.0.1\n', 0x24) r5 = openat(0xffffffffffffff9c, &(0x7f0000000800)='./proc/net/rpc/nfsd.export/channel\x00', 0x2, 0x0) write(r5, &(0x7f0000000900)='127.0.0.1 / 2147483647 74754 0 0 0\n', 0x23) r6 = openat(0xffffffffffffff9c, &(0x7f0000000a00)='./proc/net/rpc/nfsd.fh/channel\x00', 0x2, 0x0) write(r6, &(0x7f0000000b00)='127.0.0.1 1 \\x00000000 2147483647 /\n', 0x24) mkdirat(0xffffffffffffff9c, &(0x7f0000000c00)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000c00)='./debug\x00', &(0x7f0000000d00)='debugfs\x00', 0x0, 0x0) r7 = openat(0xffffffffffffff9c, &(0x7f0000000e00)='./debug/nfsd/io_cache_write\x00', 0x2, 0x0) write(r7, &(0x7f0000000f00)='2\n', 0x2) nanosleep(&(0x7f0000001c00)={0x1}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000001000)='./mnt\x00', 0x1ff) mount(&(0x7f0000001100)=@filename='127.0.0.1:/\x00', &(0x7f0000001000)='./mnt\x00', &(0x7f0000001200)='nfs4\x00', 0x0, &(0x7f0000001300)='addr=127.0.0.1,clientaddr=127.0.0.1\x00') r8 = openat(0xffffffffffffff9c, &(0x7f0000001400)='./mnt/test\x00', 0x42, 0x0) write(r8, &(0x7f0000001500)='test\x00', 0x4) executing program 3: r0 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000fc0)={&(0x7f00000000c0)={0x38, 0x1403, 0x1, 0x70bd2c, 0x25dfdbfc, "", [{{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'veth0\x00'}}]}, 0x38}, 0x1, 0x0, 0x0, 0x854}, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r1, &(0x7f0000000100)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000040)={0xffffffffffffffff}, 0x106, 0x3}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_IP(r1, &(0x7f0000000200)={0x3, 0x48, 0xfa00, {{0xa, 0x0, 0x0, @empty}, {0xa, 0x0, 0x0, @local}, r2, 0x3e8}}, 0x50) write$RDMA_USER_CM_CMD_GET_EVENT(r1, &(0x7f0000000600)={0xc, 0x8, 0xfa00, {&(0x7f0000000700)}}, 0x10) write$RDMA_USER_CM_CMD_RESOLVE_ROUTE(r1, &(0x7f0000000400)={0x4, 0x8, 0xfa00, {r2, 0x3e8}}, 0x10) write$RDMA_USER_CM_CMD_GET_EVENT(r1, &(0x7f0000000800)={0xc, 0x8, 0xfa00, {&(0x7f0000000900)}}, 0x10) write$RDMA_USER_CM_CMD_CONNECT(r1, &(0x7f0000000500)={0x6, 0x118, 0xfa00, {{0x6, 0xf, '\x00', 0x0, 0x40, 0x4, 0xa8, 0x3, 0xf, 0x4, 0x1}, r2}}, 0x120) executing program 0: syz_usb_connect$cdc_ecm(0x5, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002ffffff40341278560001010203010902200001010080320904000002ffffff000705810200020007050202000200"], &(0x7f0000001400)={0x0, 0x0, 0x0, 0x0}) nanosleep(&(0x7f0000000300)={0x1}, 0x0) r0 = syz_open_dev$usbfs(&(0x7f0000000100), 0x0, 0x0) ioctl$USBDEVFS_CLAIMINTERFACE(r0, 0x8004550f, &(0x7f0000000200)) ioctl$USBDEVFS_ALLOC_STREAMS(r0, 0x8008551c, &(0x7f0000000400)={0x2, 0x1, [{0x2, 0x1}]}) ioctl$USBDEVFS_FREE_STREAMS(r0, 0x8008551d, &(0x7f0000000400)={0x2, 0x1, [{0x2, 0x1}]}) executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e20, @empty}, 0x10) listen(r0, 0x10) r1 = syz_io_uring_setup(0x10, &(0x7f0000000040), &(0x7f0000000100)=0x0, &(0x7f0000000108)=0x0, &(0x7f0000000110)=0x0) io_uring_register$IORING_REGISTER_FILES(r1, 0x2, &(0x7f0000000080)=[0xffffffffffffffff, 0xffffffffffffffff], 0x2) syz_io_uring_submit(r2, r3, r4, &(0x7f0000000200)=@IORING_OP_ACCEPT={0xd, 0x4, 0x0, r0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x1}}) syz_io_uring_submit(r2, r3, r4, &(0x7f0000000280)=@IORING_OP_LINK_TIMEOUT={0xf, 0x4, 0x0, 0x0, 0x0, &(0x7f0000000240)={0x0, 0x1dcd6500}}) syz_io_uring_submit(r2, r3, r4, &(0x7f0000000300)=@IORING_OP_CLOSE={0x13, 0x1, 0x0, 0x0}) syz_io_uring_submit(r2, r3, r4, &(0x7f0000000380)=@IORING_OP_ACCEPT={0xd, 0x4, 0x0, r0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x2}}) syz_io_uring_submit(r2, r3, r4, &(0x7f0000000400)=@IORING_OP_LINK_TIMEOUT={0xf, 0x4, 0x0, 0x0, 0x0, &(0x7f0000000240)={0x0, 0x1dcd6500}}) syz_io_uring_submit(r2, r3, r4, &(0x7f0000000480)=@IORING_OP_CLOSE={0x13, 0x1, 0x0, 0x1}) io_uring_enter(r1, 0x6, 0x0, 0x0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000500)='./file0\x00', 0x1ff) mount(&(0x7f0000000600)=@filename='\\\\127.0.0.1\\share\x00', &(0x7f0000000500)='./file0\x00', &(0x7f0000000540)='cifs\x00', 0x0, &(0x7f0000000580)='unc=\\\\127.0.0.1\\share,ip=127.0.0.1,port=20000,user=root,pass=root,vers=2.0,echo_interval=1\x00') executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)=[{&(0x7f0000000240)={0x14, 0x1a, 0x301, 0x0, 0x0, "", [@typed={0x4, 0xae}]}, 0x14}], 0x1}, 0x0) executing program 4: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) nanosleep(&(0x7f0000000200)={0x1}, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./mydev/v4l-touch0\x00', 0x2, 0x0) ioctl(r0, 0xc0145608, &(0x7f0000000400)="03000000010000000100"/20) ioctl(r0, 0xc0405610, &(0x7f0000000500)="0100"/64) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000100"/20) ioctl(r0, 0xc0145608, &(0x7f0000000600)="03000000010000000400"/20) ioctl(r0, 0xc058560f, &(0x7f0000000700)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000400000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000800)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000500000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000900)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000600000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000a00)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000700000000000000002c0100"/88) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000400"/20) executing program 2: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000100)={{0x12, 0x1, 0x200, 0x0, 0x0, 0x0, 0x40, 0x1286, 0x1fa4, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x1, 0x0, 0x80, 0xfa, "", [{{0x9, 0x4, 0x0, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0x2, 0x2, 0x200}}, {{0x9, 0x5, 0x86, 0x2, 0x200}}]}}]}}]}}, 0x0) syz_usb_ep_read(r0, 0x2, 0x6, &(0x7f0000000200)=""/6) syz_usb_ep_write(r0, 0x86, 0x2, &(0x7f0000000200)='\x00\x00') r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/power/state\x00', 0x2, 0x0) write(r1, &(0x7f0000000400)='mem\x00', 0x4) executing program 3: r0 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000000)={'dummy0\x00', &(0x7f0000000100)=@ethtool_rxfh={0x47}}) executing program 3: syz_open_dev$dri(&(0x7f0000000080), 0x0, 0x0) executing program 3: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) connect$bt_l2cap(r0, &(0x7f0000000080)={0x1f, 0x0, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}, 0x7ff}, 0xe) (async) r1 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) timer_create(0x0, &(0x7f0000000000)={0x0, 0x9}, &(0x7f0000000040)=0x0) timer_settime(r2, 0x0, &(0x7f0000000080)={{}, {0x0, 0x100000}}, &(0x7f00000000c0)) ioctl$sock_bt_hidp_HIDPCONNADD(r1, 0x400448c8, &(0x7f0000000280)={r0, r0, 0xc, 0x1, &(0x7f0000000340)='\x00', 0x9, 0x1, 0xc45, 0x1010, 0x9, 0x2, 0x1, 'syz1\x00'}) executing program 3: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./sys\x00', 0x1ff) mount(0x0, &(0x7f00000000c0)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./sys/bus/pci/devices/0000:00:02.0/driver_override\x00', 0x2, 0x0) write(r0, &(0x7f0000000180)='dwc2-pci\x00', 0x9) r1 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./sys/bus/pci/devices/0000:00:02.0/driver/unbind\x00', 0x2, 0x0) write(r1, &(0x7f0000000200)='0000:00:02.0\x00', 0xd) r2 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./sys/bus/pci/devices/0000:00:02.0/resource0\x00', 0x2, 0x0) pwrite64(r2, &(0x7f0000000280)='\x00\x00TO', 0x4, 0x40) pwrite64(r2, &(0x7f00000002c0)='\x00\x00\x00\x00', 0x4, 0x44) pwrite64(r2, &(0x7f0000000300)="00b48b22", 0x4, 0x48) pwrite64(r2, &(0x7f0000000340)="e800f00f", 0x4, 0x4c) pwrite64(r2, &(0x7f0000000380)="2000f01f", 0x4, 0x50) pwrite64(r2, &(0x7f00000003c0)="00040000", 0x4, 0x24) pwrite64(r2, &(0x7f0000000400)="00040004", 0x4, 0x28) pwrite64(r2, &(0x7f0000000440)="00080004", 0x4, 0x100) r3 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/bus/pci/drivers/dwc2-pci/bind\x00', 0x2, 0x0) r4 = syz_io_uring_setup(0xf00, &(0x7f00000004c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000000540)=0x0, &(0x7f0000000580)=0x0, &(0x7f00000005c0)=0x0) syz_io_uring_submit(r5, r6, r7, &(0x7f0000000600)=@IORING_OP_WRITE={0x17, 0x0, 0x0, @fd=r3, 0x0, &(0x7f0000000680)=[{&(0x7f00000006c0)='0000:00:02.0\x00', 0xd}], 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, '\x00', 0x0}}) io_uring_enter(r4, 0x1, 0x0, 0x0, 0x0, 0x0) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000700)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000740)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000780)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f00000007c0)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000800)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000840)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000880)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f00000008c0)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000900)="00000080", 0x4, 0x10) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) pwrite64(r2, &(0x7f0000000940)="00000080", 0x4, 0x10) executing program 3: r0 = syz_usb_connect(0x2, 0x34, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002ffffff401e041c400001010203010902220001010080fa0904000000ffffff000904000101ffffff0007058101000201"], &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000100)={0x84, &(0x7f0000000200)={0xc0, 0xa1, 0x1, '\x00'}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)={0x84, &(0x7f0000000280)={0xc0, 0xa1, 0x1, "01"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) r1 = syz_open_dev$video(&(0x7f0000000080), 0x0, 0x2) read(r1, &(0x7f0000000400)=""/4096, 0x1000) executing program 1: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) mknodat(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x8180, 0x900) openat(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x2, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/level\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)='raid1\x00', 0x5) r1 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/raid_disks\x00', 0x2, 0x0) write(r1, &(0x7f0000000600)='1\x00', 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./sys/block/md0/md/new_dev\x00', 0x2, 0x0) write(r2, &(0x7f0000000800)='1:0\x00', 0x3) r3 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/block/md0/md/dev-ram0/slot\x00', 0x2, 0x0) write(r3, &(0x7f0000000a00)='0\x00', 0x1) r4 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./sys/block/md0/md/array_state\x00', 0x2, 0x0) write(r4, &(0x7f0000000c00)='active\x00', 0x6) executing program 1: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syz_tun\x00', 0x7101}) r1 = socket$netlink(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000001200)={&(0x7f0000001080)={0x38, 0x1403, 0x1, 0x0, 0x0, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'syz_tun\x00'}}]}, 0x38}, 0x1, 0x0, 0x0, 0x5}, 0x100) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r2, &(0x7f0000000140)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000100)={0x0}, 0x106, 0x1}}, 0x20) write$RDMA_USER_CM_CMD_BIND_IP(r2, &(0x7f0000000180)={0x2, 0x28, 0xfa00, {0x0, {0x2, 0x4e20, 0xac1414aa, @empty}, r3}}, 0x30) write$RDMA_USER_CM_CMD_RESOLVE_IP(r2, &(0x7f00000001c0)={0x3, 0x28, 0xfa00, {{0x2, 0x0, 0x0, @empty}, {0x2, 0x4e20, 0xac1414aa, @empty}, r3, 0x3e8}}, 0x30) write$RDMA_USER_CM_CMD_RESOLVE_ROUTE(r2, &(0x7f0000000200)={0x4, 0x10, 0xfa00, {r3, 0x3e8}}, 0x18) write$RDMA_USER_CM_CMD_CONNECT(r2, &(0x7f0000000240)={0x6, 0x118, 0xfa00, {{}, r3}}, 0x120) program did not crash replaying the whole log did not cause a kernel crash single: executing 5 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$netlink-sendmsg$RDMA_NLDEV_CMD_NEWLINK-openat$rdma_cm-write$RDMA_USER_CM_CMD_CREATE_ID-write$RDMA_USER_CM_CMD_BIND_IP-write$RDMA_USER_CM_CMD_RESOLVE_IP-write$RDMA_USER_CM_CMD_RESOLVE_ROUTE-write$RDMA_USER_CM_CMD_CONNECT detailed listing: executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syz_tun\x00', 0x7101}) r1 = socket$netlink(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000001200)={&(0x7f0000001080)={0x38, 0x1403, 0x1, 0x0, 0x0, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'syz_tun\x00'}}]}, 0x38}, 0x1, 0x0, 0x0, 0x5}, 0x100) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r2, &(0x7f0000000140)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000100)={0x0}, 0x106, 0x1}}, 0x20) write$RDMA_USER_CM_CMD_BIND_IP(r2, &(0x7f0000000180)={0x2, 0x28, 0xfa00, {0x0, {0x2, 0x4e20, 0xac1414aa, @empty}, r3}}, 0x30) write$RDMA_USER_CM_CMD_RESOLVE_IP(r2, &(0x7f00000001c0)={0x3, 0x28, 0xfa00, {{0x2, 0x0, 0x0, @empty}, {0x2, 0x4e20, 0xac1414aa, @empty}, r3, 0x3e8}}, 0x30) write$RDMA_USER_CM_CMD_RESOLVE_ROUTE(r2, &(0x7f0000000200)={0x4, 0x10, 0xfa00, {r3, 0x3e8}}, 0x18) write$RDMA_USER_CM_CMD_CONNECT(r2, &(0x7f0000000240)={0x6, 0x118, 0xfa00, {{}, r3}}, 0x120) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_usb_control_io-syz_open_dev$video-read detailed listing: executing program 0: r0 = syz_usb_connect(0x2, 0x34, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002ffffff401e041c400001010203010902220001010080fa0904000000ffffff000904000101ffffff0007058101000201"], &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000100)={0x84, &(0x7f0000000200)={0xc0, 0xa1, 0x1, '\x00'}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)={0x84, &(0x7f0000000280)={0xc0, 0xa1, 0x1, "01"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)) r1 = syz_open_dev$video(&(0x7f0000000080), 0x0, 0x2) read(r1, &(0x7f0000000400)=""/4096, 0x1000) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-syz_usb_ep_read-syz_usb_ep_write-openat-write detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000100)={{0x12, 0x1, 0x200, 0x0, 0x0, 0x0, 0x40, 0x1286, 0x1fa4, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x1, 0x0, 0x80, 0xfa, "", [{{0x9, 0x4, 0x0, 0x0, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0x2, 0x2, 0x200}}, {{0x9, 0x5, 0x86, 0x2, 0x200}}]}}]}}]}}, 0x0) syz_usb_ep_read(r0, 0x2, 0x6, &(0x7f0000000200)=""/6) syz_usb_ep_write(r0, 0x86, 0x2, &(0x7f0000000200)='\x00\x00') r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/power/state\x00', 0x2, 0x0) write(r1, &(0x7f0000000400)='mem\x00', 0x4) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-nanosleep-openat-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) nanosleep(&(0x7f0000000200)={0x1}, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./mydev/v4l-touch0\x00', 0x2, 0x0) ioctl(r0, 0xc0145608, &(0x7f0000000400)="03000000010000000100"/20) ioctl(r0, 0xc0405610, &(0x7f0000000500)="0100"/64) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000100"/20) ioctl(r0, 0xc0145608, &(0x7f0000000600)="03000000010000000400"/20) ioctl(r0, 0xc058560f, &(0x7f0000000700)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000400000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000800)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000500000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000900)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000600000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000a00)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000700000000000000002c0100"/88) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000400"/20) program crashed: KASAN: slab-use-after-free Read in input_dev_uevent single: successfully extracted reproducer found reproducer with 14 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-nanosleep-openat-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) nanosleep(&(0x7f0000000200)={0x1}, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./mydev/v4l-touch0\x00', 0x2, 0x0) ioctl(r0, 0xc0145608, &(0x7f0000000400)="03000000010000000100"/20) ioctl(r0, 0xc0405610, &(0x7f0000000500)="0100"/64) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000100"/20) ioctl(r0, 0xc0145608, &(0x7f0000000600)="03000000010000000400"/20) ioctl(r0, 0xc058560f, &(0x7f0000000700)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000400000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000800)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000500000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000900)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000600000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000a00)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000700000000000000002c0100"/88) program crashed: KASAN: slab-use-after-free Read in sur40_open testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-nanosleep-openat-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) nanosleep(&(0x7f0000000200)={0x1}, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./mydev/v4l-touch0\x00', 0x2, 0x0) ioctl(r0, 0xc0145608, &(0x7f0000000400)="03000000010000000100"/20) ioctl(r0, 0xc0405610, &(0x7f0000000500)="0100"/64) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000100"/20) ioctl(r0, 0xc0145608, &(0x7f0000000600)="03000000010000000400"/20) ioctl(r0, 0xc058560f, &(0x7f0000000700)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000400000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000800)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000500000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000900)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000600000000000000002c0100"/88) program crashed: KASAN: slab-use-after-free Read in sur40_open testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-nanosleep-openat-ioctl-ioctl-ioctl-ioctl-ioctl-ioctl detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) nanosleep(&(0x7f0000000200)={0x1}, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./mydev/v4l-touch0\x00', 0x2, 0x0) ioctl(r0, 0xc0145608, &(0x7f0000000400)="03000000010000000100"/20) ioctl(r0, 0xc0405610, &(0x7f0000000500)="0100"/64) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000100"/20) ioctl(r0, 0xc0145608, &(0x7f0000000600)="03000000010000000400"/20) ioctl(r0, 0xc058560f, &(0x7f0000000700)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000400000000000000002c0100"/88) ioctl(r0, 0xc058560f, &(0x7f0000000800)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000500000000000000002c0100"/88) program crashed: KASAN: slab-use-after-free Read in input_dev_uevent testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-nanosleep-openat-ioctl-ioctl-ioctl-ioctl-ioctl detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) nanosleep(&(0x7f0000000200)={0x1}, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./mydev/v4l-touch0\x00', 0x2, 0x0) ioctl(r0, 0xc0145608, &(0x7f0000000400)="03000000010000000100"/20) ioctl(r0, 0xc0405610, &(0x7f0000000500)="0100"/64) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000100"/20) ioctl(r0, 0xc0145608, &(0x7f0000000600)="03000000010000000400"/20) ioctl(r0, 0xc058560f, &(0x7f0000000700)="0000000001000000002c0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000400000000000000002c0100"/88) program crashed: KASAN: slab-use-after-free Read in sur40_open testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-nanosleep-openat-ioctl-ioctl-ioctl-ioctl detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) nanosleep(&(0x7f0000000200)={0x1}, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./mydev/v4l-touch0\x00', 0x2, 0x0) ioctl(r0, 0xc0145608, &(0x7f0000000400)="03000000010000000100"/20) ioctl(r0, 0xc0405610, &(0x7f0000000500)="0100"/64) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000100"/20) ioctl(r0, 0xc0145608, &(0x7f0000000600)="03000000010000000400"/20) program crashed: KASAN: slab-use-after-free Read in sur40_open testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-nanosleep-openat-ioctl-ioctl-ioctl detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) nanosleep(&(0x7f0000000200)={0x1}, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./mydev/v4l-touch0\x00', 0x2, 0x0) ioctl(r0, 0xc0145608, &(0x7f0000000400)="03000000010000000100"/20) ioctl(r0, 0xc0405610, &(0x7f0000000500)="0100"/64) ioctl(r0, 0xc0145608, &(0x7f0000000b00)="00000000010000000100"/20) program crashed: KASAN: slab-use-after-free Read in sur40_open testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-nanosleep-openat-ioctl-ioctl detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) nanosleep(&(0x7f0000000200)={0x1}, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./mydev/v4l-touch0\x00', 0x2, 0x0) ioctl(r0, 0xc0145608, &(0x7f0000000400)="03000000010000000100"/20) ioctl(r0, 0xc0405610, &(0x7f0000000500)="0100"/64) program crashed: KASAN: slab-use-after-free Read in sur40_open testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-nanosleep-openat-ioctl detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) nanosleep(&(0x7f0000000200)={0x1}, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./mydev/v4l-touch0\x00', 0x2, 0x0) ioctl(r0, 0xc0145608, &(0x7f0000000400)="03000000010000000100"/20) program crashed: KASAN: slab-use-after-free Read in input_dev_uevent testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-nanosleep-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) nanosleep(&(0x7f0000000200)={0x1}, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000300)='./mydev/v4l-touch0\x00', 0x2, 0x0) program crashed: KASAN: slab-use-after-free Read in sur40_open testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-nanosleep detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) nanosleep(&(0x7f0000000200)={0x1}, 0x0) program crashed: KASAN: slab-use-after-free Read in input_dev_uevent testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) program crashed: KASAN: slab-use-after-free Read in input_dev_uevent testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='devtmpfs\x00', &(0x7f0000000000)='./mydev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mydev\x00', 0x1ff) syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) program crashed: KASAN: slab-use-after-free Read in sur40_open testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) program crashed: KASAN: slab-use-after-free Read in sur40_open testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x47, 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB], 0x0) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: KASAN: slab-use-after-free Read in sur40_open simplifying C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: KASAN: slab-use-after-free Read in sur40_open testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: KASAN: slab-use-after-free Read in sur40_open testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: KASAN: slab-use-after-free Read in sur40_open testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: KASAN: slab-use-after-free Read in sur40_open testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: KASAN: slab-use-after-free Read in sur40_open testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: KASAN: slab-use-after-free Read in sur40_open testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) program crashed: KASAN: slab-use-after-free Read in sur40_open validation run: crashed=true testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) program crashed: KASAN: slab-use-after-free Read in sur40_open validation run: crashed=true testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x47, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002ff0000405e04750700010102000109023500010100a0320904000005ff0000000705810200020007058202000200070583020002000705840200020007058602000200"], 0x0) program crashed: KASAN: slab-use-after-free Read in sur40_open validation run: crashed=true reproducing took 1h42m19.516812769s repro crashed as (corrupted=false): ================================================================== BUG: KASAN: slab-use-after-free in sur40_init drivers/input/touchscreen/sur40.c:352 [inline] BUG: KASAN: slab-use-after-free in sur40_open+0x46c/0x500 drivers/input/touchscreen/sur40.c:397 Read of size 8 at addr ffff88807ab9a000 by task acpid/4960 CPU: 0 UID: 0 PID: 4960 Comm: acpid Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:378 [inline] print_report+0x13d/0x4b0 mm/kasan/report.c:482 kasan_report+0xdf/0x1c0 mm/kasan/report.c:595 sur40_init drivers/input/touchscreen/sur40.c:352 [inline] sur40_open+0x46c/0x500 drivers/input/touchscreen/sur40.c:397 input_open_device+0x24c/0x3d0 drivers/input/input.c:601 evdev_open_device drivers/input/evdev.c:391 [inline] evdev_open+0x52f/0x690 drivers/input/evdev.c:478 chrdev_open+0x234/0x6a0 fs/char_dev.c:411 do_dentry_open+0x6ab/0x14d0 fs/open.c:947 vfs_open+0x82/0x3f0 fs/open.c:1052 do_open fs/namei.c:4700 [inline] path_openat+0x2873/0x4280 fs/namei.c:4863 do_file_open+0x20e/0x430 fs/namei.c:4892 do_sys_openat2+0x10f/0x1e0 fs/open.c:1368 do_sys_open fs/open.c:1374 [inline] __do_sys_openat fs/open.c:1390 [inline] __se_sys_openat fs/open.c:1385 [inline] __x64_sys_openat+0x12d/0x210 fs/open.c:1385 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe1b0f69407 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:00007ffc81feadd0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fe1b0edf780 RCX: 00007fe1b0f69407 RDX: 0000000000080800 RSI: 00007ffc81feafe0 RDI: ffffffffffffff9c RBP: 00007ffc81feafe0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000000c0 R13: 00007ffc81feb0e0 R14: 0000557b233177fe R15: 00007ffc81feb180 Allocated by task 5944: kasan_save_stack+0x30/0x50 mm/kasan/common.c:57 kasan_save_track+0x14/0x30 mm/kasan/common.c:78 poison_kmalloc_redzone mm/kasan/common.c:398 [inline] __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:415 kasan_kmalloc include/linux/kasan.h:263 [inline] __kmalloc_cache_noprof+0x2e5/0x6c0 mm/slub.c:5489 _kmalloc_noprof include/linux/slab.h:988 [inline] _kzalloc_noprof include/linux/slab.h:1309 [inline] sur40_probe+0x1a8/0x1580 drivers/input/touchscreen/sur40.c:675 usb_probe_interface+0x303/0x8f0 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 usb_set_configuration+0xd97/0x1c60 drivers/usb/core/message.c:2268 usb_generic_driver_probe+0xa1/0xe0 drivers/usb/core/generic.c:250 usb_probe_device+0xef/0x400 drivers/usb/core/driver.c:291 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 usb_new_device.cold+0x685/0x115c drivers/usb/core/hub.c:2695 hub_port_connect drivers/usb/core/hub.c:5567 [inline] hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] port_event drivers/usb/core/hub.c:5871 [inline] hub_event+0x30a3/0x4a60 drivers/usb/core/hub.c:5953 process_one_work+0xa23/0x1940 kernel/workqueue.c:3322 process_scheduled_works kernel/workqueue.c:3405 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3486 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Freed by task 5944: kasan_save_stack+0x30/0x50 mm/kasan/common.c:57 kasan_save_track+0x14/0x30 mm/kasan/common.c:78 kasan_save_free_info+0x3b/0x70 mm/kasan/generic.c:584 poison_slab_object mm/kasan/common.c:253 [inline] __kasan_slab_free+0x5f/0x80 mm/kasan/common.c:285 kasan_slab_free include/linux/kasan.h:235 [inline] slab_free_hook mm/slub.c:2677 [inline] slab_free mm/slub.c:6377 [inline] kfree+0x22b/0x6c0 mm/slub.c:6692 sur40_probe+0xc36/0x1580 drivers/input/touchscreen/sur40.c:816 usb_probe_interface+0x303/0x8f0 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 usb_set_configuration+0xd97/0x1c60 drivers/usb/core/message.c:2268 usb_generic_driver_probe+0xa1/0xe0 drivers/usb/core/generic.c:250 usb_probe_device+0xef/0x400 drivers/usb/core/driver.c:291 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 usb_new_device.cold+0x685/0x115c drivers/usb/core/hub.c:2695 hub_port_connect drivers/usb/core/hub.c:5567 [inline] hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] port_event drivers/usb/core/hub.c:5871 [inline] hub_event+0x30a3/0x4a60 drivers/usb/core/hub.c:5953 process_one_work+0xa23/0x1940 kernel/workqueue.c:3322 process_scheduled_works kernel/workqueue.c:3405 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3486 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 The buggy address belongs to the object at ffff88807ab9a000 which belongs to the cache kmalloc-4k of size 4096 The buggy address is located 0 bytes inside of freed 4096-byte region [ffff88807ab9a000, ffff88807ab9b000) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7ab98 head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) page_type: f5(slab) raw: 00fff00000000040 ffff88813fe28140 dead000000000100 dead000000000122 raw: 0000000000000000 0000000800040004 00000000f5000000 0000000000000000 head: 00fff00000000040 ffff88813fe28140 dead000000000100 dead000000000122 head: 0000000000000000 0000000800040004 00000000f5000000 0000000000000000 head: 00fff00000000003 fffffffffffffe01 00000000ffffffff 00000000ffffffff head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5971, tgid 5971 (udevd), ts 115534200186, free_ts 115517908402 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0xfd/0x120 mm/page_alloc.c:1859 prep_new_page mm/page_alloc.c:1867 [inline] get_page_from_freelist+0xf48/0x3530 mm/page_alloc.c:3946 __alloc_frozen_pages_noprof+0x299/0x2dc0 mm/page_alloc.c:5304 alloc_slab_page mm/slub.c:3266 [inline] allocate_slab mm/slub.c:3380 [inline] new_slab+0xa2/0x640 mm/slub.c:3426 refill_objects+0xe3/0x410 mm/slub.c:7310 refill_sheaf mm/slub.c:2804 [inline] __pcs_replace_empty_main+0x376/0x680 mm/slub.c:4675 alloc_from_pcs mm/slub.c:4773 [inline] slab_alloc_node mm/slub.c:4905 [inline] __do_kmalloc_node mm/slub.c:5333 [inline] __kmalloc_noprof+0x66d/0x820 mm/slub.c:5359 _kmalloc_noprof include/linux/slab.h:992 [inline] tomoyo_realpath_from_path+0xb6/0x690 security/tomoyo/realpath.c:251 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_path_perm+0x276/0x460 security/tomoyo/file.c:827 security_inode_getattr+0x116/0x280 security/security.c:1895 vfs_getattr fs/stat.c:259 [inline] vfs_statx_path fs/stat.c:299 [inline] vfs_statx+0x11f/0x3f0 fs/stat.c:356 vfs_fstatat+0x77/0xe0 fs/stat.c:373 __do_sys_newfstatat+0x9d/0x120 fs/stat.c:538 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f page last free pid 5755 tgid 5755 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] __free_pages_prepare mm/page_alloc.c:1406 [inline] __free_frozen_pages+0x79f/0x1090 mm/page_alloc.c:2950 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x47/0xf0 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x1a0/0x1f0 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:350 kasan_slab_alloc include/linux/kasan.h:253 [inline] slab_post_alloc_hook mm/slub.c:4584 [inline] slab_alloc_node mm/slub.c:4917 [inline] __do_kmalloc_node mm/slub.c:5333 [inline] __kmalloc_node_noprof+0x2d5/0x830 mm/slub.c:5346 _kmalloc_node_noprof include/linux/slab.h:1197 [inline] __vmalloc_area_node mm/vmalloc.c:3871 [inline] __vmalloc_node_range_noprof+0x409/0x1630 mm/vmalloc.c:4082 __vmalloc_node_noprof+0xad/0xf0 mm/vmalloc.c:4143 alloc_counters net/ipv6/netfilter/ip6_tables.c:815 [inline] copy_entries_to_user net/ipv6/netfilter/ip6_tables.c:837 [inline] get_entries net/ipv6/netfilter/ip6_tables.c:1037 [inline] do_ip6t_get_ctl+0x7e0/0xc30 net/ipv6/netfilter/ip6_tables.c:1678 nf_getsockopt+0x7c/0xe0 net/netfilter/nf_sockopt.c:116 ipv6_getsockopt+0x207/0x2a0 net/ipv6/ipv6_sockglue.c:1464 tcp_getsockopt+0xa1/0x110 net/ipv4/tcp.c:4864 do_sock_getsockopt+0x50a/0x6e0 net/socket.c:2474 __sys_getsockopt+0x148/0x260 net/socket.c:2505 __do_sys_getsockopt net/socket.c:2512 [inline] __se_sys_getsockopt net/socket.c:2509 [inline] __x64_sys_getsockopt+0xbd/0x160 net/socket.c:2509 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Memory state around the buggy address: ffff88807ab99f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88807ab99f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff88807ab9a000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88807ab9a080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88807ab9a100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== final repro crashed as (corrupted=false): ================================================================== BUG: KASAN: slab-use-after-free in sur40_init drivers/input/touchscreen/sur40.c:352 [inline] BUG: KASAN: slab-use-after-free in sur40_open+0x46c/0x500 drivers/input/touchscreen/sur40.c:397 Read of size 8 at addr ffff88807ab9a000 by task acpid/4960 CPU: 0 UID: 0 PID: 4960 Comm: acpid Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:378 [inline] print_report+0x13d/0x4b0 mm/kasan/report.c:482 kasan_report+0xdf/0x1c0 mm/kasan/report.c:595 sur40_init drivers/input/touchscreen/sur40.c:352 [inline] sur40_open+0x46c/0x500 drivers/input/touchscreen/sur40.c:397 input_open_device+0x24c/0x3d0 drivers/input/input.c:601 evdev_open_device drivers/input/evdev.c:391 [inline] evdev_open+0x52f/0x690 drivers/input/evdev.c:478 chrdev_open+0x234/0x6a0 fs/char_dev.c:411 do_dentry_open+0x6ab/0x14d0 fs/open.c:947 vfs_open+0x82/0x3f0 fs/open.c:1052 do_open fs/namei.c:4700 [inline] path_openat+0x2873/0x4280 fs/namei.c:4863 do_file_open+0x20e/0x430 fs/namei.c:4892 do_sys_openat2+0x10f/0x1e0 fs/open.c:1368 do_sys_open fs/open.c:1374 [inline] __do_sys_openat fs/open.c:1390 [inline] __se_sys_openat fs/open.c:1385 [inline] __x64_sys_openat+0x12d/0x210 fs/open.c:1385 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe1b0f69407 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:00007ffc81feadd0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fe1b0edf780 RCX: 00007fe1b0f69407 RDX: 0000000000080800 RSI: 00007ffc81feafe0 RDI: ffffffffffffff9c RBP: 00007ffc81feafe0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000000c0 R13: 00007ffc81feb0e0 R14: 0000557b233177fe R15: 00007ffc81feb180 Allocated by task 5944: kasan_save_stack+0x30/0x50 mm/kasan/common.c:57 kasan_save_track+0x14/0x30 mm/kasan/common.c:78 poison_kmalloc_redzone mm/kasan/common.c:398 [inline] __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:415 kasan_kmalloc include/linux/kasan.h:263 [inline] __kmalloc_cache_noprof+0x2e5/0x6c0 mm/slub.c:5489 _kmalloc_noprof include/linux/slab.h:988 [inline] _kzalloc_noprof include/linux/slab.h:1309 [inline] sur40_probe+0x1a8/0x1580 drivers/input/touchscreen/sur40.c:675 usb_probe_interface+0x303/0x8f0 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 usb_set_configuration+0xd97/0x1c60 drivers/usb/core/message.c:2268 usb_generic_driver_probe+0xa1/0xe0 drivers/usb/core/generic.c:250 usb_probe_device+0xef/0x400 drivers/usb/core/driver.c:291 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 usb_new_device.cold+0x685/0x115c drivers/usb/core/hub.c:2695 hub_port_connect drivers/usb/core/hub.c:5567 [inline] hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] port_event drivers/usb/core/hub.c:5871 [inline] hub_event+0x30a3/0x4a60 drivers/usb/core/hub.c:5953 process_one_work+0xa23/0x1940 kernel/workqueue.c:3322 process_scheduled_works kernel/workqueue.c:3405 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3486 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Freed by task 5944: kasan_save_stack+0x30/0x50 mm/kasan/common.c:57 kasan_save_track+0x14/0x30 mm/kasan/common.c:78 kasan_save_free_info+0x3b/0x70 mm/kasan/generic.c:584 poison_slab_object mm/kasan/common.c:253 [inline] __kasan_slab_free+0x5f/0x80 mm/kasan/common.c:285 kasan_slab_free include/linux/kasan.h:235 [inline] slab_free_hook mm/slub.c:2677 [inline] slab_free mm/slub.c:6377 [inline] kfree+0x22b/0x6c0 mm/slub.c:6692 sur40_probe+0xc36/0x1580 drivers/input/touchscreen/sur40.c:816 usb_probe_interface+0x303/0x8f0 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 usb_set_configuration+0xd97/0x1c60 drivers/usb/core/message.c:2268 usb_generic_driver_probe+0xa1/0xe0 drivers/usb/core/generic.c:250 usb_probe_device+0xef/0x400 drivers/usb/core/driver.c:291 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 usb_new_device.cold+0x685/0x115c drivers/usb/core/hub.c:2695 hub_port_connect drivers/usb/core/hub.c:5567 [inline] hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] port_event drivers/usb/core/hub.c:5871 [inline] hub_event+0x30a3/0x4a60 drivers/usb/core/hub.c:5953 process_one_work+0xa23/0x1940 kernel/workqueue.c:3322 process_scheduled_works kernel/workqueue.c:3405 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3486 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 The buggy address belongs to the object at ffff88807ab9a000 which belongs to the cache kmalloc-4k of size 4096 The buggy address is located 0 bytes inside of freed 4096-byte region [ffff88807ab9a000, ffff88807ab9b000) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7ab98 head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) page_type: f5(slab) raw: 00fff00000000040 ffff88813fe28140 dead000000000100 dead000000000122 raw: 0000000000000000 0000000800040004 00000000f5000000 0000000000000000 head: 00fff00000000040 ffff88813fe28140 dead000000000100 dead000000000122 head: 0000000000000000 0000000800040004 00000000f5000000 0000000000000000 head: 00fff00000000003 fffffffffffffe01 00000000ffffffff 00000000ffffffff head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5971, tgid 5971 (udevd), ts 115534200186, free_ts 115517908402 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0xfd/0x120 mm/page_alloc.c:1859 prep_new_page mm/page_alloc.c:1867 [inline] get_page_from_freelist+0xf48/0x3530 mm/page_alloc.c:3946 __alloc_frozen_pages_noprof+0x299/0x2dc0 mm/page_alloc.c:5304 alloc_slab_page mm/slub.c:3266 [inline] allocate_slab mm/slub.c:3380 [inline] new_slab+0xa2/0x640 mm/slub.c:3426 refill_objects+0xe3/0x410 mm/slub.c:7310 refill_sheaf mm/slub.c:2804 [inline] __pcs_replace_empty_main+0x376/0x680 mm/slub.c:4675 alloc_from_pcs mm/slub.c:4773 [inline] slab_alloc_node mm/slub.c:4905 [inline] __do_kmalloc_node mm/slub.c:5333 [inline] __kmalloc_noprof+0x66d/0x820 mm/slub.c:5359 _kmalloc_noprof include/linux/slab.h:992 [inline] tomoyo_realpath_from_path+0xb6/0x690 security/tomoyo/realpath.c:251 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_path_perm+0x276/0x460 security/tomoyo/file.c:827 security_inode_getattr+0x116/0x280 security/security.c:1895 vfs_getattr fs/stat.c:259 [inline] vfs_statx_path fs/stat.c:299 [inline] vfs_statx+0x11f/0x3f0 fs/stat.c:356 vfs_fstatat+0x77/0xe0 fs/stat.c:373 __do_sys_newfstatat+0x9d/0x120 fs/stat.c:538 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f page last free pid 5755 tgid 5755 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] __free_pages_prepare mm/page_alloc.c:1406 [inline] __free_frozen_pages+0x79f/0x1090 mm/page_alloc.c:2950 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x47/0xf0 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x1a0/0x1f0 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:350 kasan_slab_alloc include/linux/kasan.h:253 [inline] slab_post_alloc_hook mm/slub.c:4584 [inline] slab_alloc_node mm/slub.c:4917 [inline] __do_kmalloc_node mm/slub.c:5333 [inline] __kmalloc_node_noprof+0x2d5/0x830 mm/slub.c:5346 _kmalloc_node_noprof include/linux/slab.h:1197 [inline] __vmalloc_area_node mm/vmalloc.c:3871 [inline] __vmalloc_node_range_noprof+0x409/0x1630 mm/vmalloc.c:4082 __vmalloc_node_noprof+0xad/0xf0 mm/vmalloc.c:4143 alloc_counters net/ipv6/netfilter/ip6_tables.c:815 [inline] copy_entries_to_user net/ipv6/netfilter/ip6_tables.c:837 [inline] get_entries net/ipv6/netfilter/ip6_tables.c:1037 [inline] do_ip6t_get_ctl+0x7e0/0xc30 net/ipv6/netfilter/ip6_tables.c:1678 nf_getsockopt+0x7c/0xe0 net/netfilter/nf_sockopt.c:116 ipv6_getsockopt+0x207/0x2a0 net/ipv6/ipv6_sockglue.c:1464 tcp_getsockopt+0xa1/0x110 net/ipv4/tcp.c:4864 do_sock_getsockopt+0x50a/0x6e0 net/socket.c:2474 __sys_getsockopt+0x148/0x260 net/socket.c:2505 __do_sys_getsockopt net/socket.c:2512 [inline] __se_sys_getsockopt net/socket.c:2509 [inline] __x64_sys_getsockopt+0xbd/0x160 net/socket.c:2509 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Memory state around the buggy address: ffff88807ab99f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88807ab99f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff88807ab9a000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88807ab9a080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88807ab9a100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ==================================================================