Extracting prog: 2m45.264603878s Minimizing prog: 26m4.142132125s Simplifying prog options: 2m36.332310184s Extracting C: 56.003997384s Simplifying C: 0s extracting reproducer from 24 programs testing a last program of every proc single: executing 4 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nl802154-syz_open_procfs$namespace-sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS-socket$packet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-openat$selinux_enforce-connect$inet6-bpf$PROG_LOAD-capset-socket$inet6_tcp-setsockopt$inet6_tcp_int-connect$inet6-setsockopt$inet6_tcp_TCP_ULP-setsockopt$SO_BINDTODEVICE_wg-setsockopt$inet6_tcp_TLS_TX-bpf$BPF_GET_PROG_INFO-openat$cgroup-openat$cgroup_ro detailed listing: executing program 0: r0 = socket(0x10, 0x3, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000800), 0xffffffffffffffff) r3 = syz_open_procfs$namespace(0x0, &(0x7f00000000c0)='ns/net\x00') sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r1, &(0x7f0000000f40)={0x0, 0x0, &(0x7f0000000f00)={&(0x7f0000000ec0)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000001400000408001d00", @ANYRES32=r3, @ANYBLOB="08000100"], 0x24}}, 0x0) r4 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000040)={'ip6tnl0\x00', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000004640)={&(0x7f0000000180)=@newqdisc={0x90, 0x24, 0xf0b, 0x70bd2d, 0x0, {0x0, 0x0, 0x0, r5, {}, {0xffff, 0xffff}, {0x0, 0xb}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x60, 0x2, {{0x0, 0x0, 0x0, 0x4}, [@TCA_NETEM_RATE64={0xc}, @TCA_NETEM_RATE={0x14, 0x6, {0x2, 0x7f, 0x8, 0x1}}, @TCA_NETEM_JITTER64={0xc, 0xb, 0x9}, @TCA_NETEM_REORDER={0xc}, @TCA_NETEM_RATE64={0xc, 0x8, 0x97435c75f18570f}]}}}]}, 0x90}, 0x1, 0x0, 0x0, 0x80c0}, 0x0) r6 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000000), 0x282800, 0x0) connect$inet6(r6, &(0x7f0000000040)={0xa, 0x4e21, 0x7f, @dev={0xfe, 0x80, '\x00', 0xd}, 0xfff}, 0x1c) r7 = bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x5, 0x3, &(0x7f0000000c40)=ANY=[@ANYRESHEX=r0], &(0x7f0000000000)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195}, 0x94) capset(&(0x7f0000001680)={0x20071026}, &(0x7f0000000180)={0x7, 0x7, 0x7, 0x10001, 0xf}) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x76dc) connect$inet6(r8, &(0x7f0000000080)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r8, 0x6, 0x1f, &(0x7f00000002c0), 0x4) setsockopt$SO_BINDTODEVICE_wg(r8, 0x1, 0x19, 0x0, 0x0) setsockopt$inet6_tcp_TLS_TX(r8, 0x11a, 0x2, &(0x7f0000000500)=@gcm_128={{0x303}, "218c1173344e4509", "7d49488dba62d3ba00", "821722e2", "c4450c4f4a3f045b"}, 0x28) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000600)={r7, 0x0, 0x0}, 0x10) r9 = openat$cgroup(0xffffffffffffffff, &(0x7f0000000000)='syz1\x00', 0x200002, 0x0) openat$cgroup_ro(r9, &(0x7f0000000080)='io.stat\x00', 0x0, 0x0) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$tty1-fsopen-fsconfig$FSCONFIG_SET_STRING-ioctl$KDSETMODE-socket$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK-socket$nl_rdma-ioctl$GIO_CMAP detailed listing: executing program 0: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = fsopen(&(0x7f0000000000)='jfs\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000080)='iocharset', &(0x7f00000003c0)='iochabset\xd9S\xdc\x85\xba\xbd\xd5\xb4B\x1b\x88$6\x85\\\xfe\x13\x1e\f\x14d\x04\x8e;\x9f\xa1/\xbe\xab\xc4\x82o\xe3c\xc5\xdd5\x1ca<\xdd\xd4\f\x14\xc2\xbd\xd2\x93H\x1a\xc3\x03\xf7\"\x16\xe2\xe6\xa5\xf7\ar\x0e\xedU\xb8!T\x13-\xef\x9fO\x1a\x03w\x99\xc5\xc3\x89\xd8\x99\xb6y\x18\x11\xb9\xf0\x17\x7fX\xfc\xb2\xc6\xc5\xbd\xde-\xdco*\xcd\xe8\xe9\x13\x04B\x9dw\xedH\xb0\xe0\x91\x04\xe6\t\xf1U\xb2Jn\x8da\xafv a\xee\xc3\xcf\x16+\xb4\xbbn \x1d<\xeeC\x1cv\'\xc8n\xd9.\xb8\xbe\xd7\xe0\xa8\xbb;\xf5\x1agV\xfcT\\\xb6\x7f\x9e|\xc5\xec6P\xd14\xfb\xe6~\xaa0\x955W6\xc8\x8d\x85\x86Q\x89\xf9\t3a\xed\xda\xb6\xc7\xf8\xa3\xcb>\x8a\xbd\x7fH\x80\x14', 0x0) ioctl$KDSETMODE(r0, 0x4b45, 0x0) r2 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r2, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x38, 0x1403, 0x1, 0x0, 0x25dfdbfb, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'vxcan1\x00'}}]}, 0x38}, 0x1, 0x0, 0x0, 0x200c08a5}, 0x8000) socket$nl_rdma(0x10, 0x3, 0x14) ioctl$GIO_CMAP(r0, 0x4b70, &(0x7f0000000000)) program did not crash program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ptmx-socket$nl_netfilter-sendmsg$NFT_MSG_GETCHAIN-ioctl$TIOCSETD-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched-fsconfig$FSCONFIG_SET_STRING-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-bpf$PROG_LOAD-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) r4 = socket$unix(0x1, 0x1, 0x0) r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r5, 0x5423, &(0x7f00000003c0)=0x14) r6 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) r7 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_MSG_GETCHAIN(r7, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000500)={0x20, 0x4, 0xa, 0x3, 0x0, 0x0, {0xa, 0x0, 0x5}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz1\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4040080}, 0x40000) ioctl$TIOCSETD(r6, 0x5423, &(0x7f0000000040)=0x14) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r3, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r8, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0x2}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8, 0x2, {0x0, 0x3}}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd6d, 0x25dfdc00, {0x0, 0x0, 0x0, r8, {}, {0x0, 0x8}, {0xfff2}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x10}, 0x20040000) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000000)='source', &(0x7f0000000040)='c:::\x00', 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0xc, 0xc, &(0x7f0000000080)=ANY=[@ANYBLOB="180200000100000000000000000000008500000087000000180100002020782500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000000700000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in handle_tx single: successfully extracted reproducer found reproducer with 21 syscalls minimizing guilty program testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ptmx-socket$nl_netfilter-sendmsg$NFT_MSG_GETCHAIN-ioctl$TIOCSETD-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched-fsconfig$FSCONFIG_SET_STRING-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-bpf$PROG_LOAD-fsconfig$FSCONFIG_SET_STRING detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) r4 = socket$unix(0x1, 0x1, 0x0) r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r5, 0x5423, &(0x7f00000003c0)=0x14) r6 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) r7 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_MSG_GETCHAIN(r7, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000500)={0x20, 0x4, 0xa, 0x3, 0x0, 0x0, {0xa, 0x0, 0x5}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz1\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4040080}, 0x40000) ioctl$TIOCSETD(r6, 0x5423, &(0x7f0000000040)=0x14) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r3, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r8, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0x2}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8, 0x2, {0x0, 0x3}}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd6d, 0x25dfdc00, {0x0, 0x0, 0x0, r8, {}, {0x0, 0x8}, {0xfff2}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x10}, 0x20040000) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000000)='source', &(0x7f0000000040)='c:::\x00', 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0xc, 0xc, &(0x7f0000000080)=ANY=[@ANYBLOB="180200000100000000000000000000008500000087000000180100002020782500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000000700000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ptmx-socket$nl_netfilter-sendmsg$NFT_MSG_GETCHAIN-ioctl$TIOCSETD-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched-fsconfig$FSCONFIG_SET_STRING-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-bpf$PROG_LOAD-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) r4 = socket$unix(0x1, 0x1, 0x0) r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r5, 0x5423, &(0x7f00000003c0)=0x14) r6 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) r7 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_MSG_GETCHAIN(r7, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000500)={0x20, 0x4, 0xa, 0x3, 0x0, 0x0, {0xa, 0x0, 0x5}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz1\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4040080}, 0x40000) ioctl$TIOCSETD(r6, 0x5423, &(0x7f0000000040)=0x14) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r3, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r8, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0x2}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8, 0x2, {0x0, 0x3}}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd6d, 0x25dfdc00, {0x0, 0x0, 0x0, r8, {}, {0x0, 0x8}, {0xfff2}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x10}, 0x20040000) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000000)='source', &(0x7f0000000040)='c:::\x00', 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0xc, 0xc, &(0x7f0000000080)=ANY=[@ANYBLOB="180200000100000000000000000000008500000087000000180100002020782500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000000700000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ptmx-socket$nl_netfilter-sendmsg$NFT_MSG_GETCHAIN-ioctl$TIOCSETD-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched-fsconfig$FSCONFIG_SET_STRING-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) r4 = socket$unix(0x1, 0x1, 0x0) r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r5, 0x5423, &(0x7f00000003c0)=0x14) r6 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) r7 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_MSG_GETCHAIN(r7, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000500)={0x20, 0x4, 0xa, 0x3, 0x0, 0x0, {0xa, 0x0, 0x5}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz1\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4040080}, 0x40000) ioctl$TIOCSETD(r6, 0x5423, &(0x7f0000000040)=0x14) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r3, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r8, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0x2}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8, 0x2, {0x0, 0x3}}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd6d, 0x25dfdc00, {0x0, 0x0, 0x0, r8, {}, {0x0, 0x8}, {0xfff2}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x10}, 0x20040000) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000000)='source', &(0x7f0000000040)='c:::\x00', 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in handle_tx testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ptmx-socket$nl_netfilter-sendmsg$NFT_MSG_GETCHAIN-ioctl$TIOCSETD-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched-fsconfig$FSCONFIG_SET_STRING-openat$ppp-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) r4 = socket$unix(0x1, 0x1, 0x0) r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r5, 0x5423, &(0x7f00000003c0)=0x14) r6 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) r7 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_MSG_GETCHAIN(r7, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000500)={0x20, 0x4, 0xa, 0x3, 0x0, 0x0, {0xa, 0x0, 0x5}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz1\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4040080}, 0x40000) ioctl$TIOCSETD(r6, 0x5423, &(0x7f0000000040)=0x14) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r3, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r8, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0x2}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8, 0x2, {0x0, 0x3}}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd6d, 0x25dfdc00, {0x0, 0x0, 0x0, r8, {}, {0x0, 0x8}, {0xfff2}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x10}, 0x20040000) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000000)='source', &(0x7f0000000040)='c:::\x00', 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ptmx-socket$nl_netfilter-sendmsg$NFT_MSG_GETCHAIN-ioctl$TIOCSETD-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) r4 = socket$unix(0x1, 0x1, 0x0) r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r5, 0x5423, &(0x7f00000003c0)=0x14) r6 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) r7 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_MSG_GETCHAIN(r7, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000500)={0x20, 0x4, 0xa, 0x3, 0x0, 0x0, {0xa, 0x0, 0x5}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz1\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4040080}, 0x40000) ioctl$TIOCSETD(r6, 0x5423, &(0x7f0000000040)=0x14) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r3, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r8, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0x2}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8, 0x2, {0x0, 0x3}}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd6d, 0x25dfdc00, {0x0, 0x0, 0x0, r8, {}, {0x0, 0x8}, {0xfff2}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x10}, 0x20040000) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000000)='source', &(0x7f0000000040)='c:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ptmx-socket$nl_netfilter-sendmsg$NFT_MSG_GETCHAIN-ioctl$TIOCSETD-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) r4 = socket$unix(0x1, 0x1, 0x0) r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r5, 0x5423, &(0x7f00000003c0)=0x14) r6 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) r7 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_MSG_GETCHAIN(r7, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000500)={0x20, 0x4, 0xa, 0x3, 0x0, 0x0, {0xa, 0x0, 0x5}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz1\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4040080}, 0x40000) ioctl$TIOCSETD(r6, 0x5423, &(0x7f0000000040)=0x14) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r3, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r8, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0x2}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8, 0x2, {0x0, 0x3}}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd6d, 0x25dfdc00, {0x0, 0x0, 0x0, r8, {}, {0x0, 0x8}, {0xfff2}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x10}, 0x20040000) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in handle_tx testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ptmx-socket$nl_netfilter-sendmsg$NFT_MSG_GETCHAIN-ioctl$TIOCSETD-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) r4 = socket$unix(0x1, 0x1, 0x0) r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r5, 0x5423, &(0x7f00000003c0)=0x14) r6 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) r7 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_MSG_GETCHAIN(r7, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000500)={0x20, 0x4, 0xa, 0x3, 0x0, 0x0, {0xa, 0x0, 0x5}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz1\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4040080}, 0x40000) ioctl$TIOCSETD(r6, 0x5423, &(0x7f0000000040)=0x14) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r3, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r8, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0x2}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8, 0x2, {0x0, 0x3}}}]}, 0x38}}, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in handle_tx testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ptmx-socket$nl_netfilter-sendmsg$NFT_MSG_GETCHAIN-ioctl$TIOCSETD-ioctl$sock_SIOCGIFINDEX-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) r4 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r4, 0x5423, &(0x7f00000003c0)=0x14) r5 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) r6 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_MSG_GETCHAIN(r6, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000500)={0x20, 0x4, 0xa, 0x3, 0x0, 0x0, {0xa, 0x0, 0x5}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz1\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4040080}, 0x40000) ioctl$TIOCSETD(r5, 0x5423, &(0x7f0000000040)=0x14) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00'}) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in handle_tx testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ptmx-socket$nl_netfilter-sendmsg$NFT_MSG_GETCHAIN-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) r4 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) r5 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_MSG_GETCHAIN(r5, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000500)={0x20, 0x4, 0xa, 0x3, 0x0, 0x0, {0xa, 0x0, 0x5}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz1\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4040080}, 0x40000) ioctl$TIOCSETD(r4, 0x5423, &(0x7f0000000040)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in handle_tx testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ptmx-socket$nl_netfilter-sendmsg$NFT_MSG_GETCHAIN-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) r4 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_MSG_GETCHAIN(r4, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000500)={0x20, 0x4, 0xa, 0x3, 0x0, 0x0, {0xa, 0x0, 0x5}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz1\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4040080}, 0x40000) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in handle_tx testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ptmx-socket$nl_netfilter-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) socket$nl_netfilter(0x10, 0x3, 0xc) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in handle_tx testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ptmx-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in handle_tx testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in handle_tx testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r2, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r2, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r2, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r2, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(0xffffffffffffffff, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(0x0, 0x0) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(0x0, 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in handle_tx testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(0x0, 0x1) r2 = openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(0x0, 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, 0x0) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(0x0, 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(0x0, 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(0x0, 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, 0x0, 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in handle_tx testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(0x0, 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, 0x0, 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, 0x0, &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(0x0, 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, 0x0, 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', 0x0, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE program did not crash simplifying guilty program options testing program (duration=50.267361874s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(0x0, 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, 0x0, 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(0x0, 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, 0x0, 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(0x0, 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, 0x0, 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(0x0, 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, 0x0, 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash validation run: crashed=false testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(0x0, 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, 0x0, 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in handle_tx validation run: crashed=true testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(0x0, 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, 0x0, 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in handle_tx validation run: crashed=true testing program (duration=50.267361874s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsopen-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-fsconfig$FSCONFIG_CMD_CREATE-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r1 = fsopen(0x0, 0x1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000003c0)=0x14) openat$ppp(0xffffffffffffff9c, 0x0, 0x4000, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='b:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in tty_write_room validation run: crashed=true reproducing took 35m14.956438329s repro crashed as (corrupted=false): ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 ================================================================== BUG: KASAN: slab-use-after-free in tty_write_room+0x7d/0x90 drivers/tty/tty_ioctl.c:68 Read of size 8 at addr ffff888036133020 by task aoe_tx0/1421 CPU: 3 UID: 0 PID: 1421 Comm: aoe_tx0 Not tainted 6.16.0-rc3-syzkaller-00121-gf02769e7f272 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:408 [inline] print_report+0xcd/0x680 mm/kasan/report.c:521 kasan_report+0xe0/0x110 mm/kasan/report.c:634 tty_write_room+0x7d/0x90 drivers/tty/tty_ioctl.c:68 handle_tx+0x14f/0x630 drivers/net/caif/caif_serial.c:212 __netdev_start_xmit include/linux/netdevice.h:5215 [inline] netdev_start_xmit include/linux/netdevice.h:5224 [inline] xmit_one net/core/dev.c:3830 [inline] dev_hard_start_xmit+0x97/0x740 net/core/dev.c:3846 __dev_queue_xmit+0x7eb/0x43e0 net/core/dev.c:4713 dev_queue_xmit include/linux/netdevice.h:3355 [inline] tx+0xcc/0x190 drivers/block/aoe/aoenet.c:62 kthread+0x1e1/0x3e0 drivers/block/aoe/aoecmd.c:1241 kthread+0x3c2/0x780 kernel/kthread.c:464 ret_from_fork+0x5d4/0x6f0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Allocated by task 6099: kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 kasan_save_track+0x14/0x30 mm/kasan/common.c:68 poison_kmalloc_redzone mm/kasan/common.c:377 [inline] __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:394 kmalloc_noprof include/linux/slab.h:905 [inline] kzalloc_noprof include/linux/slab.h:1039 [inline] alloc_tty_struct+0x96/0x8c0 drivers/tty/tty_io.c:3102 tty_init_dev.part.0+0x1e/0x500 drivers/tty/tty_io.c:1400 tty_init_dev include/linux/err.h:70 [inline] tty_open_by_driver drivers/tty/tty_io.c:2073 [inline] tty_open+0xa50/0xf90 drivers/tty/tty_io.c:2120 chrdev_open+0x234/0x6a0 fs/char_dev.c:414 do_dentry_open+0x744/0x1c10 fs/open.c:964 vfs_open+0x82/0x3f0 fs/open.c:1094 do_open fs/namei.c:3896 [inline] path_openat+0x1de4/0x2cb0 fs/namei.c:4055 do_filp_open+0x20b/0x470 fs/namei.c:4082 do_sys_openat2+0x11b/0x1d0 fs/open.c:1437 do_sys_open fs/open.c:1452 [inline] __do_sys_openat fs/open.c:1468 [inline] __se_sys_openat fs/open.c:1463 [inline] __x64_sys_openat+0x174/0x210 fs/open.c:1463 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Freed by task 24: kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 kasan_save_track+0x14/0x30 mm/kasan/common.c:68 kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:576 poison_slab_object mm/kasan/common.c:247 [inline] __kasan_slab_free+0x51/0x70 mm/kasan/common.c:264 kasan_slab_free include/linux/kasan.h:233 [inline] slab_free_hook mm/slub.c:2381 [inline] slab_free mm/slub.c:4643 [inline] kfree+0x2b4/0x4d0 mm/slub.c:4842 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3321 [inline] worker_thread+0x6c8/0xf10 kernel/workqueue.c:3402 kthread+0x3c2/0x780 kernel/kthread.c:464 ret_from_fork+0x5d4/0x6f0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Last potentially related work creation: kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 kasan_record_aux_stack+0xa7/0xc0 mm/kasan/generic.c:548 insert_work+0x36/0x230 kernel/workqueue.c:2183 __queue_work+0x97e/0x10f0 kernel/workqueue.c:2341 queue_work_on+0x1a4/0x1f0 kernel/workqueue.c:2392 kref_put include/linux/kref.h:65 [inline] tty_kref_put drivers/tty/tty_io.c:1557 [inline] tty_kref_put drivers/tty/tty_io.c:1554 [inline] release_tty+0x4de/0x5d0 drivers/tty/tty_io.c:1593 tty_release_struct+0xb7/0xe0 drivers/tty/tty_io.c:1692 tty_release+0xe2d/0x1430 drivers/tty/tty_io.c:1852 __fput+0x3ff/0xb70 fs/file_table.c:465 task_work_run+0x150/0x240 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xeb/0x110 kernel/entry/common.c:114 exit_to_user_mode_prepare include/linux/entry-common.h:330 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:414 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:449 [inline] do_syscall_64+0x3f6/0x4c0 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f The buggy address belongs to the object at ffff888036133000 which belongs to the cache kmalloc-cg-2k of size 2048 The buggy address is located 32 bytes inside of freed 2048-byte region [ffff888036133000, ffff888036133800) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x36130 head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 memcg:ffff8880226b0901 flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) page_type: f5(slab) raw: 00fff00000000040 ffff88801b84c140 ffffea0001584400 dead000000000002 raw: 0000000000000000 0000000000080008 00000000f5000000 ffff8880226b0901 head: 00fff00000000040 ffff88801b84c140 ffffea0001584400 dead000000000002 head: 0000000000000000 0000000000080008 00000000f5000000 ffff8880226b0901 head: 00fff00000000003 ffffea0000d84c01 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 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5999, tgid 5999 (syz-executor), ts 66287621310, free_ts 66283302677 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x1c0/0x230 mm/page_alloc.c:1704 prep_new_page mm/page_alloc.c:1712 [inline] get_page_from_freelist+0x1321/0x3890 mm/page_alloc.c:3669 __alloc_frozen_pages_noprof+0x261/0x23f0 mm/page_alloc.c:4959 alloc_pages_mpol+0x1fb/0x550 mm/mempolicy.c:2419 alloc_slab_page mm/slub.c:2451 [inline] allocate_slab mm/slub.c:2619 [inline] new_slab+0x23b/0x330 mm/slub.c:2673 ___slab_alloc+0xd9c/0x1940 mm/slub.c:3859 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3949 __slab_alloc_node mm/slub.c:4024 [inline] slab_alloc_node mm/slub.c:4185 [inline] __do_kmalloc_node mm/slub.c:4327 [inline] __kmalloc_node_track_caller_noprof+0x2ee/0x510 mm/slub.c:4347 kmemdup_noprof+0x29/0x60 mm/util.c:137 kmemdup_noprof include/linux/fortify-string.h:765 [inline] neigh_sysctl_register+0xb2/0x670 net/core/neighbour.c:3732 addrconf_sysctl_register+0xb9/0x1f0 net/ipv6/addrconf.c:7292 ipv6_add_dev+0xb39/0x15f0 net/ipv6/addrconf.c:458 addrconf_notify+0x53e/0x19e0 net/ipv6/addrconf.c:3654 notifier_call_chain+0xb9/0x410 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x140 net/core/dev.c:2230 call_netdevice_notifiers_extack net/core/dev.c:2268 [inline] call_netdevice_notifiers net/core/dev.c:2282 [inline] register_netdevice+0x182e/0x2270 net/core/dev.c:11143 page last free pid 5953 tgid 5953 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1248 [inline] __free_frozen_pages+0x7fe/0x1180 mm/page_alloc.c:2706 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x4d/0x120 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x195/0x1e0 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:329 kasan_slab_alloc include/linux/kasan.h:250 [inline] slab_post_alloc_hook mm/slub.c:4148 [inline] slab_alloc_node mm/slub.c:4197 [inline] __do_kmalloc_node mm/slub.c:4327 [inline] __kmalloc_noprof+0x1d4/0x510 mm/slub.c:4340 kmalloc_noprof include/linux/slab.h:909 [inline] tomoyo_realpath_from_path+0xc2/0x6e0 security/tomoyo/realpath.c:251 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_path_number_perm+0x245/0x580 security/tomoyo/file.c:723 tomoyo_path_mknod+0x10c/0x190 security/tomoyo/tomoyo.c:252 security_path_mknod+0x161/0x310 security/security.c:1899 may_o_create fs/namei.c:3536 [inline] lookup_open.isra.0+0xc17/0x1580 fs/namei.c:3680 open_last_lookups fs/namei.c:3816 [inline] path_openat+0x893/0x2cb0 fs/namei.c:4052 do_filp_open+0x20b/0x470 fs/namei.c:4082 do_sys_openat2+0x11b/0x1d0 fs/open.c:1437 do_sys_open fs/open.c:1452 [inline] __do_sys_openat fs/open.c:1468 [inline] __se_sys_openat fs/open.c:1463 [inline] __x64_sys_openat+0x174/0x210 fs/open.c:1463 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Memory state around the buggy address: ffff888036132f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff888036132f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff888036133000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff888036133080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff888036133100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== final repro crashed as (corrupted=false): ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 ================================================================== BUG: KASAN: slab-use-after-free in tty_write_room+0x7d/0x90 drivers/tty/tty_ioctl.c:68 Read of size 8 at addr ffff888036133020 by task aoe_tx0/1421 CPU: 3 UID: 0 PID: 1421 Comm: aoe_tx0 Not tainted 6.16.0-rc3-syzkaller-00121-gf02769e7f272 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:408 [inline] print_report+0xcd/0x680 mm/kasan/report.c:521 kasan_report+0xe0/0x110 mm/kasan/report.c:634 tty_write_room+0x7d/0x90 drivers/tty/tty_ioctl.c:68 handle_tx+0x14f/0x630 drivers/net/caif/caif_serial.c:212 __netdev_start_xmit include/linux/netdevice.h:5215 [inline] netdev_start_xmit include/linux/netdevice.h:5224 [inline] xmit_one net/core/dev.c:3830 [inline] dev_hard_start_xmit+0x97/0x740 net/core/dev.c:3846 __dev_queue_xmit+0x7eb/0x43e0 net/core/dev.c:4713 dev_queue_xmit include/linux/netdevice.h:3355 [inline] tx+0xcc/0x190 drivers/block/aoe/aoenet.c:62 kthread+0x1e1/0x3e0 drivers/block/aoe/aoecmd.c:1241 kthread+0x3c2/0x780 kernel/kthread.c:464 ret_from_fork+0x5d4/0x6f0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Allocated by task 6099: kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 kasan_save_track+0x14/0x30 mm/kasan/common.c:68 poison_kmalloc_redzone mm/kasan/common.c:377 [inline] __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:394 kmalloc_noprof include/linux/slab.h:905 [inline] kzalloc_noprof include/linux/slab.h:1039 [inline] alloc_tty_struct+0x96/0x8c0 drivers/tty/tty_io.c:3102 tty_init_dev.part.0+0x1e/0x500 drivers/tty/tty_io.c:1400 tty_init_dev include/linux/err.h:70 [inline] tty_open_by_driver drivers/tty/tty_io.c:2073 [inline] tty_open+0xa50/0xf90 drivers/tty/tty_io.c:2120 chrdev_open+0x234/0x6a0 fs/char_dev.c:414 do_dentry_open+0x744/0x1c10 fs/open.c:964 vfs_open+0x82/0x3f0 fs/open.c:1094 do_open fs/namei.c:3896 [inline] path_openat+0x1de4/0x2cb0 fs/namei.c:4055 do_filp_open+0x20b/0x470 fs/namei.c:4082 do_sys_openat2+0x11b/0x1d0 fs/open.c:1437 do_sys_open fs/open.c:1452 [inline] __do_sys_openat fs/open.c:1468 [inline] __se_sys_openat fs/open.c:1463 [inline] __x64_sys_openat+0x174/0x210 fs/open.c:1463 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Freed by task 24: kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 kasan_save_track+0x14/0x30 mm/kasan/common.c:68 kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:576 poison_slab_object mm/kasan/common.c:247 [inline] __kasan_slab_free+0x51/0x70 mm/kasan/common.c:264 kasan_slab_free include/linux/kasan.h:233 [inline] slab_free_hook mm/slub.c:2381 [inline] slab_free mm/slub.c:4643 [inline] kfree+0x2b4/0x4d0 mm/slub.c:4842 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3321 [inline] worker_thread+0x6c8/0xf10 kernel/workqueue.c:3402 kthread+0x3c2/0x780 kernel/kthread.c:464 ret_from_fork+0x5d4/0x6f0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Last potentially related work creation: kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 kasan_record_aux_stack+0xa7/0xc0 mm/kasan/generic.c:548 insert_work+0x36/0x230 kernel/workqueue.c:2183 __queue_work+0x97e/0x10f0 kernel/workqueue.c:2341 queue_work_on+0x1a4/0x1f0 kernel/workqueue.c:2392 kref_put include/linux/kref.h:65 [inline] tty_kref_put drivers/tty/tty_io.c:1557 [inline] tty_kref_put drivers/tty/tty_io.c:1554 [inline] release_tty+0x4de/0x5d0 drivers/tty/tty_io.c:1593 tty_release_struct+0xb7/0xe0 drivers/tty/tty_io.c:1692 tty_release+0xe2d/0x1430 drivers/tty/tty_io.c:1852 __fput+0x3ff/0xb70 fs/file_table.c:465 task_work_run+0x150/0x240 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xeb/0x110 kernel/entry/common.c:114 exit_to_user_mode_prepare include/linux/entry-common.h:330 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:414 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:449 [inline] do_syscall_64+0x3f6/0x4c0 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f The buggy address belongs to the object at ffff888036133000 which belongs to the cache kmalloc-cg-2k of size 2048 The buggy address is located 32 bytes inside of freed 2048-byte region [ffff888036133000, ffff888036133800) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x36130 head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 memcg:ffff8880226b0901 flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) page_type: f5(slab) raw: 00fff00000000040 ffff88801b84c140 ffffea0001584400 dead000000000002 raw: 0000000000000000 0000000000080008 00000000f5000000 ffff8880226b0901 head: 00fff00000000040 ffff88801b84c140 ffffea0001584400 dead000000000002 head: 0000000000000000 0000000000080008 00000000f5000000 ffff8880226b0901 head: 00fff00000000003 ffffea0000d84c01 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 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5999, tgid 5999 (syz-executor), ts 66287621310, free_ts 66283302677 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x1c0/0x230 mm/page_alloc.c:1704 prep_new_page mm/page_alloc.c:1712 [inline] get_page_from_freelist+0x1321/0x3890 mm/page_alloc.c:3669 __alloc_frozen_pages_noprof+0x261/0x23f0 mm/page_alloc.c:4959 alloc_pages_mpol+0x1fb/0x550 mm/mempolicy.c:2419 alloc_slab_page mm/slub.c:2451 [inline] allocate_slab mm/slub.c:2619 [inline] new_slab+0x23b/0x330 mm/slub.c:2673 ___slab_alloc+0xd9c/0x1940 mm/slub.c:3859 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3949 __slab_alloc_node mm/slub.c:4024 [inline] slab_alloc_node mm/slub.c:4185 [inline] __do_kmalloc_node mm/slub.c:4327 [inline] __kmalloc_node_track_caller_noprof+0x2ee/0x510 mm/slub.c:4347 kmemdup_noprof+0x29/0x60 mm/util.c:137 kmemdup_noprof include/linux/fortify-string.h:765 [inline] neigh_sysctl_register+0xb2/0x670 net/core/neighbour.c:3732 addrconf_sysctl_register+0xb9/0x1f0 net/ipv6/addrconf.c:7292 ipv6_add_dev+0xb39/0x15f0 net/ipv6/addrconf.c:458 addrconf_notify+0x53e/0x19e0 net/ipv6/addrconf.c:3654 notifier_call_chain+0xb9/0x410 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x140 net/core/dev.c:2230 call_netdevice_notifiers_extack net/core/dev.c:2268 [inline] call_netdevice_notifiers net/core/dev.c:2282 [inline] register_netdevice+0x182e/0x2270 net/core/dev.c:11143 page last free pid 5953 tgid 5953 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1248 [inline] __free_frozen_pages+0x7fe/0x1180 mm/page_alloc.c:2706 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x4d/0x120 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x195/0x1e0 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:329 kasan_slab_alloc include/linux/kasan.h:250 [inline] slab_post_alloc_hook mm/slub.c:4148 [inline] slab_alloc_node mm/slub.c:4197 [inline] __do_kmalloc_node mm/slub.c:4327 [inline] __kmalloc_noprof+0x1d4/0x510 mm/slub.c:4340 kmalloc_noprof include/linux/slab.h:909 [inline] tomoyo_realpath_from_path+0xc2/0x6e0 security/tomoyo/realpath.c:251 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_path_number_perm+0x245/0x580 security/tomoyo/file.c:723 tomoyo_path_mknod+0x10c/0x190 security/tomoyo/tomoyo.c:252 security_path_mknod+0x161/0x310 security/security.c:1899 may_o_create fs/namei.c:3536 [inline] lookup_open.isra.0+0xc17/0x1580 fs/namei.c:3680 open_last_lookups fs/namei.c:3816 [inline] path_openat+0x893/0x2cb0 fs/namei.c:4052 do_filp_open+0x20b/0x470 fs/namei.c:4082 do_sys_openat2+0x11b/0x1d0 fs/open.c:1437 do_sys_open fs/open.c:1452 [inline] __do_sys_openat fs/open.c:1468 [inline] __se_sys_openat fs/open.c:1463 [inline] __x64_sys_openat+0x174/0x210 fs/open.c:1463 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Memory state around the buggy address: ffff888036132f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff888036132f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff888036133000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff888036133080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff888036133100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ==================================================================