Extracting prog: 1m8.91080249s Minimizing prog: 16m59.131679866s Simplifying prog options: 0s Extracting C: 38.678066753s Simplifying C: 3m3.513021864s extracting reproducer from 30 programs testing a last program of every proc single: executing 5 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-bpf$ENABLE_STATS-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_PROG_TEST_RUN-syz_mount_image$fuse-socket$nl_route-socket-socket-write-write-sendmsg$nl_route-mount$overlay-chdir-socket$inet6_tcp-mknod$loop detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c0) bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000002c80)={0x3, 0xc, &(0x7f0000000140)=ANY=[@ANYBLOB="180200000000000000000000000000008500000011000000180100002020702500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b70300000000000085000000710000009500000000000000"], &(0x7f0000000080)='GPL\x00'}, 0x65) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000002c0)={r0, 0x0, 0xe, 0x0, &(0x7f0000000100)="e0b9547ed387dbe9abc89b6f5bec", 0x0, 0xa5bc, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50) syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, 0x1, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket(0x10, 0x80003, 0x0) r3 = socket(0x10, 0x80003, 0x0) write(r3, &(0x7f0000000000)="240000001a005f0214f9f407000904000a000000fe0000000000000008000f00fd000000", 0x85) write(r2, &(0x7f0000000000)="240000001a005f0214f9f407000904000a000000fe0000000000000008000f00fd000000", 0x85) sendmsg$nl_route(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000040)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbff, {0x0, 0x0, 0x0, 0x0, 0x10, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x40845}, 0x24044000) mount$overlay(0x0, &(0x7f0000000100)='./bus\x00', &(0x7f0000000440), 0x8, &(0x7f00000004c0)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]}) chdir(&(0x7f00000003c0)='./bus\x00') socket$inet6_tcp(0xa, 0x1, 0x0) mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID-ioctl$FS_IOC_SETFLAGS-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-getpgrp-socket$netlink-setsockopt$netlink_NETLINK_DROP_MEMBERSHIP-sendmsg$netlink-openat$uhid-write$UHID_CREATE2-syz_mount_image$ext4-syz_open_dev$hidraw-dup-ioctl$HIDIOCGRDESC-ioctl$sock_FIOSETOWN detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) r2 = syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r3, 0x40047452, 0x0) ioctl$FS_IOC_SETFLAGS(r3, 0x40086602, &(0x7f0000000000)=0x4000) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff7ffc}]}) getpgrp(0x0) r4 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r4, 0x10e, 0xc, &(0x7f0000000640)=0x7, 0x4) sendmsg$netlink(r4, &(0x7f0000001080)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000680)={0x28, 0x12, 0x1, 0x70bd27, 0x0, "", [@nested={0x10, 0x0, 0x0, 0x0, [@typed={0xc, 0x0, 0x0, 0x0, @u64}]}, @typed={0x8, 0x36, 0x0, 0x0, @ipv4=@remote}]}, 0x28}], 0x1}, 0x4000800) r5 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) write$UHID_CREATE2(r5, &(0x7f00000007c0)=ANY=[@ANYBLOB="0b00000073797a31000000dfff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a30000037b35f0a000089b4c45a10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a3100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001"], 0x119) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000280)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0, &(0x7f0000000300)={[{@grpid}, {}, {@nodioread_nolock}, {@test_dummy_encryption}, {@lazytime}, {@mblk_io_submit}, {@minixdf}, {@orlov}]}, 0x0, 0xbaf, &(0x7f00000017c0)="$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") r6 = syz_open_dev$hidraw(&(0x7f00000004c0), 0x0, 0x14a042) r7 = dup(r6) ioctl$HIDIOCGRDESC(r7, 0x90044802, 0x0) ioctl$sock_FIOSETOWN(r4, 0x8901, &(0x7f0000000080)=r2) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session single: successfully extracted reproducer found reproducer with 19 syscalls minimizing guilty program testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID-ioctl$FS_IOC_SETFLAGS-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-getpgrp-socket$netlink-setsockopt$netlink_NETLINK_DROP_MEMBERSHIP-sendmsg$netlink-openat$uhid-write$UHID_CREATE2-syz_mount_image$ext4-syz_open_dev$hidraw-dup-ioctl$HIDIOCGRDESC detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000000)=0x4000) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff7ffc}]}) getpgrp(0x0) r3 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r3, 0x10e, 0xc, &(0x7f0000000640)=0x7, 0x4) sendmsg$netlink(r3, &(0x7f0000001080)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000680)={0x28, 0x12, 0x1, 0x70bd27, 0x0, "", [@nested={0x10, 0x0, 0x0, 0x0, [@typed={0xc, 0x0, 0x0, 0x0, @u64}]}, @typed={0x8, 0x36, 0x0, 0x0, @ipv4=@remote}]}, 0x28}], 0x1}, 0x4000800) r4 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) write$UHID_CREATE2(r4, &(0x7f00000007c0)=ANY=[@ANYBLOB="0b00000073797a31000000dfff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a30000037b35f0a000089b4c45a10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a3100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001"], 0x119) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000280)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0, &(0x7f0000000300)={[{@grpid}, {}, {@nodioread_nolock}, {@test_dummy_encryption}, {@lazytime}, {@mblk_io_submit}, {@minixdf}, {@orlov}]}, 0x0, 0xbaf, &(0x7f00000017c0)="$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") r5 = syz_open_dev$hidraw(&(0x7f00000004c0), 0x0, 0x14a042) r6 = dup(r5) ioctl$HIDIOCGRDESC(r6, 0x90044802, 0x0) program crashed: KASAN: use-after-free Read in l2tp_tunnel_del_work testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID-ioctl$FS_IOC_SETFLAGS-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-getpgrp-socket$netlink-setsockopt$netlink_NETLINK_DROP_MEMBERSHIP-sendmsg$netlink-openat$uhid-write$UHID_CREATE2-syz_mount_image$ext4-syz_open_dev$hidraw-dup detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000000)=0x4000) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff7ffc}]}) getpgrp(0x0) r3 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r3, 0x10e, 0xc, &(0x7f0000000640)=0x7, 0x4) sendmsg$netlink(r3, &(0x7f0000001080)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000680)={0x28, 0x12, 0x1, 0x70bd27, 0x0, "", [@nested={0x10, 0x0, 0x0, 0x0, [@typed={0xc, 0x0, 0x0, 0x0, @u64}]}, @typed={0x8, 0x36, 0x0, 0x0, @ipv4=@remote}]}, 0x28}], 0x1}, 0x4000800) r4 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) write$UHID_CREATE2(r4, &(0x7f00000007c0)=ANY=[@ANYBLOB="0b00000073797a31000000dfff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a30000037b35f0a000089b4c45a10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a3100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001"], 0x119) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000280)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0, &(0x7f0000000300)={[{@grpid}, {}, {@nodioread_nolock}, {@test_dummy_encryption}, {@lazytime}, {@mblk_io_submit}, {@minixdf}, {@orlov}]}, 0x0, 0xbaf, &(0x7f00000017c0)="$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") r5 = syz_open_dev$hidraw(&(0x7f00000004c0), 0x0, 0x14a042) dup(r5) program crashed: KASAN: use-after-free Read in l2tp_tunnel_del_work testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID-ioctl$FS_IOC_SETFLAGS-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-getpgrp-socket$netlink-setsockopt$netlink_NETLINK_DROP_MEMBERSHIP-sendmsg$netlink-openat$uhid-write$UHID_CREATE2-syz_mount_image$ext4-syz_open_dev$hidraw detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000000)=0x4000) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff7ffc}]}) getpgrp(0x0) r3 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r3, 0x10e, 0xc, &(0x7f0000000640)=0x7, 0x4) sendmsg$netlink(r3, &(0x7f0000001080)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000680)={0x28, 0x12, 0x1, 0x70bd27, 0x0, "", [@nested={0x10, 0x0, 0x0, 0x0, [@typed={0xc, 0x0, 0x0, 0x0, @u64}]}, @typed={0x8, 0x36, 0x0, 0x0, @ipv4=@remote}]}, 0x28}], 0x1}, 0x4000800) r4 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) write$UHID_CREATE2(r4, &(0x7f00000007c0)=ANY=[@ANYBLOB="0b00000073797a31000000dfff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a30000037b35f0a000089b4c45a10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a3100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001"], 0x119) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000280)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0, &(0x7f0000000300)={[{@grpid}, {}, {@nodioread_nolock}, {@test_dummy_encryption}, {@lazytime}, {@mblk_io_submit}, {@minixdf}, {@orlov}]}, 0x0, 0xbaf, &(0x7f00000017c0)="$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") syz_open_dev$hidraw(&(0x7f00000004c0), 0x0, 0x14a042) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID-ioctl$FS_IOC_SETFLAGS-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-getpgrp-socket$netlink-setsockopt$netlink_NETLINK_DROP_MEMBERSHIP-sendmsg$netlink-openat$uhid-write$UHID_CREATE2-syz_mount_image$ext4 detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000000)=0x4000) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff7ffc}]}) getpgrp(0x0) r3 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r3, 0x10e, 0xc, &(0x7f0000000640)=0x7, 0x4) sendmsg$netlink(r3, &(0x7f0000001080)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000680)={0x28, 0x12, 0x1, 0x70bd27, 0x0, "", [@nested={0x10, 0x0, 0x0, 0x0, [@typed={0xc, 0x0, 0x0, 0x0, @u64}]}, @typed={0x8, 0x36, 0x0, 0x0, @ipv4=@remote}]}, 0x28}], 0x1}, 0x4000800) r4 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) write$UHID_CREATE2(r4, &(0x7f00000007c0)=ANY=[@ANYBLOB="0b00000073797a31000000dfff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a30000037b35f0a000089b4c45a10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a3100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001"], 0x119) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000280)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0, &(0x7f0000000300)={[{@grpid}, {}, {@nodioread_nolock}, {@test_dummy_encryption}, {@lazytime}, {@mblk_io_submit}, {@minixdf}, {@orlov}]}, 0x0, 0xbaf, &(0x7f00000017c0)="$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") program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID-ioctl$FS_IOC_SETFLAGS-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-getpgrp-socket$netlink-setsockopt$netlink_NETLINK_DROP_MEMBERSHIP-sendmsg$netlink-openat$uhid-write$UHID_CREATE2 detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000000)=0x4000) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff7ffc}]}) getpgrp(0x0) r3 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r3, 0x10e, 0xc, &(0x7f0000000640)=0x7, 0x4) sendmsg$netlink(r3, &(0x7f0000001080)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000680)={0x28, 0x12, 0x1, 0x70bd27, 0x0, "", [@nested={0x10, 0x0, 0x0, 0x0, [@typed={0xc, 0x0, 0x0, 0x0, @u64}]}, @typed={0x8, 0x36, 0x0, 0x0, @ipv4=@remote}]}, 0x28}], 0x1}, 0x4000800) r4 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) write$UHID_CREATE2(r4, &(0x7f00000007c0)=ANY=[@ANYBLOB="0b00000073797a31000000dfff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a30000037b35f0a000089b4c45a10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a3100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001"], 0x119) program crashed: KASAN: use-after-free Read in l2tp_tunnel_get_session testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID-ioctl$FS_IOC_SETFLAGS-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-getpgrp-socket$netlink-setsockopt$netlink_NETLINK_DROP_MEMBERSHIP-sendmsg$netlink-openat$uhid detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000000)=0x4000) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff7ffc}]}) getpgrp(0x0) r3 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r3, 0x10e, 0xc, &(0x7f0000000640)=0x7, 0x4) sendmsg$netlink(r3, &(0x7f0000001080)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000680)={0x28, 0x12, 0x1, 0x70bd27, 0x0, "", [@nested={0x10, 0x0, 0x0, 0x0, [@typed={0xc, 0x0, 0x0, 0x0, @u64}]}, @typed={0x8, 0x36, 0x0, 0x0, @ipv4=@remote}]}, 0x28}], 0x1}, 0x4000800) openat$uhid(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID-ioctl$FS_IOC_SETFLAGS-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-getpgrp-socket$netlink-setsockopt$netlink_NETLINK_DROP_MEMBERSHIP-sendmsg$netlink detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000000)=0x4000) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff7ffc}]}) getpgrp(0x0) r3 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r3, 0x10e, 0xc, &(0x7f0000000640)=0x7, 0x4) sendmsg$netlink(r3, &(0x7f0000001080)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000680)={0x28, 0x12, 0x1, 0x70bd27, 0x0, "", [@nested={0x10, 0x0, 0x0, 0x0, [@typed={0xc, 0x0, 0x0, 0x0, @u64}]}, @typed={0x8, 0x36, 0x0, 0x0, @ipv4=@remote}]}, 0x28}], 0x1}, 0x4000800) program crashed: KASAN: use-after-free Read in l2tp_tunnel_get_session testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID-ioctl$FS_IOC_SETFLAGS-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-getpgrp-socket$netlink-setsockopt$netlink_NETLINK_DROP_MEMBERSHIP detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000000)=0x4000) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff7ffc}]}) getpgrp(0x0) r3 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r3, 0x10e, 0xc, &(0x7f0000000640)=0x7, 0x4) program crashed: KASAN: use-after-free Read in l2tp_tunnel_get_session testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID-ioctl$FS_IOC_SETFLAGS-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-getpgrp-socket$netlink detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000000)=0x4000) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff7ffc}]}) getpgrp(0x0) socket$netlink(0x10, 0x3, 0x0) program crashed: KASAN: use-after-free Read in l2tp_tunnel_get_session testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID-ioctl$FS_IOC_SETFLAGS-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-getpgrp detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000000)=0x4000) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff7ffc}]}) getpgrp(0x0) program crashed: KASAN: use-after-free Read in l2tp_tunnel_get_session testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID-ioctl$FS_IOC_SETFLAGS-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000000)=0x4000) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff7ffc}]}) program crashed: KASAN: use-after-free Read in l2tp_tunnel_get_session testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID-ioctl$FS_IOC_SETFLAGS detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000000)=0x4000) program crashed: KASAN: use-after-free Read in l2tp_tunnel_get_session testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3 detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040), 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-ioctl$EXT4_IOC_GETFSUUID detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) ioctl$EXT4_IOC_GETFSUUID(0xffffffffffffffff, 0x40047452, 0x0) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-syz_clone3-ioctl$EXT4_IOC_GETFSUUID detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID detailed listing: executing program 0: socket$pppl2tp(0x18, 0x1, 0x1) socket$inet6_udp(0xa, 0x2, 0x0) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r0, 0x40047452, 0x0) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r1, 0x40047452, 0x0) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID detailed listing: executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(0xffffffffffffffff, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r0, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r1, 0x40047452, 0x0) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, 0x0, 0x0) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r1, 0x40047452, 0x0) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(0x0, 0x0) ioctl$EXT4_IOC_GETFSUUID(0xffffffffffffffff, 0x40047452, 0x0) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, 0x0, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(0xffffffffffffffff, 0x40047452, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session simplifying C reproducer testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session validation run: crashed=true testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) program crashed: KASAN: use-after-free Write in corrupted validation run: crashed=true testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000240)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x8, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}}}, 0x32) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040)=0x3, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, &(0x7f0000000040)=0xffffffffffffffff, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GETFSUUID(r2, 0x40047452, 0x0) program crashed: KASAN: use-after-free Write in corrupted validation run: crashed=true reproducing took 23m33.340921544s repro crashed as (corrupted=true): ================================================================== BUG: KASAN: use-after-free in instrument_atomic_read_write include/linux/instrumented.h:101 [inline] BUG: KASAN: use-after-free in atomic64_try_cmpxchg_acquire include/asm-generic/atomic-instrumented.h:1515 [inline] BUG: KASAN: use-after-free in atomic_long_try_cmpxchg_acquire include/asm-generic/atomic-long.h:443 [inline] BUG: KASAN: use-after-free in __mutex_trylock_fast kernel/locking/mutex.c:173 [inline] BUG: KASAN: use-after-free in mutex_lock+0x85/0xf0 kernel/locking/mutex.c:298 Write of size 8 at addr ffff88811016e950 by task syz.2.17/367 CPU: 1 PID: 367 Comm: syz.2.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 report is corrupted, running repro again testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-sendfile-syz_clone3-ioctl$EXT4_IOC_GETFSUUID program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session final repro crashed as (corrupted=false): ================================================================== BUG: KASAN: use-after-free in pppol2tp_sock_to_session+0x1a0/0x1b0 net/l2tp/l2tp_ppp.c:156 Read of size 4 at addr ffff88811d85fc00 by task syz-executor223/288 CPU: 1 PID: 288 Comm: syz-executor223 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 lib/dump_stack.c:118 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:435 [inline] kasan_report+0x100/0x140 mm/kasan/report.c:452 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308 pppol2tp_sock_to_session+0x1a0/0x1b0 net/l2tp/l2tp_ppp.c:156 pppol2tp_release+0x150/0x2b0 net/l2tp/l2tp_ppp.c:435 __sock_release net/socket.c:597 [inline] sock_close+0xb8/0x200 net/socket.c:1287 __fput+0x2dc/0x730 fs/file_table.c:281 ____fput+0x15/0x20 fs/file_table.c:314 task_work_run+0x127/0x190 kernel/task_work.c:189 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0xa7c/0x24e0 kernel/exit.c:879 __do_sys_exit kernel/exit.c:962 [inline] __se_sys_exit kernel/exit.c:960 [inline] __x64_sys_exit+0x40/0x40 kernel/exit.c:960 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f2540c76d79 Code: Unable to access opcode bytes at RIP 0x7f2540c76d4f. RSP: 002b:00007ffda77e77c8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c RAX: ffffffffffffffda RBX: 0000200000000040 RCX: 00007f2540c76d79 RDX: 00007f2540c88557 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000023800000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffda77e79e8 R13: 0000000000000002 R14: 00007f2540d07ca0 R15: 0000000000000002 Allocated by task 287: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:45 [inline] set_alloc_info mm/kasan/common.c:430 [inline] ____kasan_kmalloc mm/kasan/common.c:509 [inline] __kasan_kmalloc+0xd4/0x100 mm/kasan/common.c:518 kasan_kmalloc include/linux/kasan.h:254 [inline] __kmalloc+0x19f/0x330 mm/slub.c:4038 kmalloc include/linux/slab.h:560 [inline] kzalloc include/linux/slab.h:667 [inline] l2tp_session_create+0x39/0xb60 net/l2tp/l2tp_core.c:1616 pppol2tp_connect+0xbf5/0x1640 net/l2tp/l2tp_ppp.c:772 __sys_connect_file net/socket.c:1867 [inline] __sys_connect+0x3ce/0x450 net/socket.c:1884 __do_sys_connect net/socket.c:1894 [inline] __se_sys_connect net/socket.c:1891 [inline] __x64_sys_connect+0x7a/0x90 net/socket.c:1891 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb Freed by task 283: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track+0x4a/0x70 mm/kasan/common.c:45 kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370 ____kasan_slab_free+0x125/0x160 mm/kasan/common.c:362 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:370 kasan_slab_free include/linux/kasan.h:220 [inline] slab_free_hook mm/slub.c:1600 [inline] slab_free_freelist_hook+0xc5/0x190 mm/slub.c:1626 slab_free mm/slub.c:3208 [inline] kfree+0xc0/0x270 mm/slub.c:4196 l2tp_session_free net/l2tp/l2tp_core.c:168 [inline] l2tp_session_put+0xb2/0x1a0 net/l2tp/l2tp_core.c:193 l2tp_session_delete+0x3a9/0x4a0 net/l2tp/l2tp_core.c:1589 l2tp_tunnel_closeall net/l2tp/l2tp_core.c:1235 [inline] l2tp_tunnel_del_work+0x180/0x3d0 net/l2tp/l2tp_core.c:1273 process_one_work+0x6fd/0xbc0 kernel/workqueue.c:2301 worker_thread+0xa8e/0x13c0 kernel/workqueue.c:2447 kthread+0x324/0x3b0 kernel/kthread.c:313 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298 The buggy address belongs to the object at ffff88811d85fc00 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 0 bytes inside of 512-byte region [ffff88811d85fc00, ffff88811d85fe00) The buggy address belongs to the page: page:ffffea0004761700 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x11d85c head:ffffea0004761700 order:2 compound_mapcount:0 compound_pincount:0 flags: 0x4000000000010200(slab|head) raw: 4000000000010200 dead000000000100 dead000000000122 ffff888100043080 raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 287, ts 21121061379, free_ts 15033529383 set_page_owner include/linux/page_owner.h:35 [inline] post_alloc_hook mm/page_alloc.c:2456 [inline] prep_new_page+0x176/0x190 mm/page_alloc.c:2462 get_page_from_freelist+0x225f/0x23f0 mm/page_alloc.c:4254 __alloc_pages_nodemask+0x29a/0x640 mm/page_alloc.c:5384 alloc_slab_page mm/slub.c:-1 [inline] allocate_slab mm/slub.c:1813 [inline] new_slab+0x84/0x3f0 mm/slub.c:1874 new_slab_objects mm/slub.c:2632 [inline] ___slab_alloc+0x2f8/0x4c0 mm/slub.c:2796 __slab_alloc+0x63/0xa0 mm/slub.c:2836 slab_alloc_node mm/slub.c:2918 [inline] slab_alloc mm/slub.c:2960 [inline] kmem_cache_alloc_trace+0x1a8/0x2e0 mm/slub.c:2977 kmalloc include/linux/slab.h:555 [inline] kzalloc include/linux/slab.h:667 [inline] alloc_bprm+0x59/0x630 fs/exec.c:1503 do_execveat_common+0x1b1/0xab0 fs/exec.c:1905 do_execve fs/exec.c:2024 [inline] __do_sys_execve fs/exec.c:2100 [inline] __se_sys_execve fs/exec.c:2095 [inline] __x64_sys_execve+0x92/0xb0 fs/exec.c:2095 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb page last free stack trace: reset_page_owner include/linux/page_owner.h:28 [inline] free_pages_prepare mm/page_alloc.c:1349 [inline] free_pcp_prepare mm/page_alloc.c:1421 [inline] free_unref_page_prepare+0x2b7/0x2d0 mm/page_alloc.c:3336 free_unref_page+0x7f/0x190 mm/page_alloc.c:3391 __put_single_page mm/swap.c:104 [inline] __put_page+0xae/0xe0 mm/swap.c:135 put_page include/linux/mm.h:1268 [inline] anon_pipe_buf_release+0x165/0x1f0 fs/pipe.c:137 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline] pipe_read+0x563/0x1050 fs/pipe.c:323 call_read_iter include/linux/fs.h:2066 [inline] new_sync_read fs/read_write.c:415 [inline] vfs_read+0x62a/0xa50 fs/read_write.c:496 ksys_read+0x14a/0x260 fs/read_write.c:634 __do_sys_read fs/read_write.c:644 [inline] __se_sys_read fs/read_write.c:642 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:642 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb Memory state around the buggy address: ffff88811d85fb00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88811d85fb80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff88811d85fc00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88811d85fc80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88811d85fd00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== ------------[ cut here ]------------ WARNING: CPU: 1 PID: 288 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 net/l2tp/l2tp_ppp.c:156 Modules linked in: CPU: 0 PID: 288 Comm: syz-executor223 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 net/l2tp/l2tp_ppp.c:156 Code: 5d c3 e8 fc 5f 35 fd be 02 00 00 00 eb 0a e8 f0 5f 35 fd be 01 00 00 00 4c 89 f7 e8 e3 cd 0e fe e9 0f ff ff ff e8 d9 5f 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 c8 5f 35 fd 4c 89 f7 be 03 RSP: 0018:ffffc90000b27c40 EFLAGS: 00010293 RAX: ffffffff842f5577 RBX: ffff88811b30e000 RCX: ffff8881095d8000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d RBP: ffffc90000b27c60 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0dcf848 R12: dffffc0000000000 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88811d85fc00 FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2540d12d18 CR3: 000000010ccc8000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: pppol2tp_release+0x150/0x2b0 net/l2tp/l2tp_ppp.c:435 __sock_release net/socket.c:597 [inline] sock_close+0xb8/0x200 net/socket.c:1287 __fput+0x2dc/0x730 fs/file_table.c:281 ____fput+0x15/0x20 fs/file_table.c:314 task_work_run+0x127/0x190 kernel/task_work.c:189 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0xa7c/0x24e0 kernel/exit.c:879 __do_sys_exit kernel/exit.c:962 [inline] __se_sys_exit kernel/exit.c:960 [inline] __x64_sys_exit+0x40/0x40 kernel/exit.c:960 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f2540c76d79 Code: Unable to access opcode bytes at RIP 0x7f2540c76d4f. RSP: 002b:00007ffda77e77c8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c RAX: fffffffff