Extracting prog: 6m41.904355495s Minimizing prog: 2h55m4.847027535s Simplifying prog options: 16m49.266369388s Extracting C: 5m6.556082381s Simplifying C: 0s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-writev-syz_genetlink_get_family_id$mptcp-openat$dir-openat$ptmx-ioctl$PIO_UNIMAP-renameat-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$MPTCP_PM_CMD_ADD_ADDR-syz_open_dev$loop-ioctl$BLKPG-mount-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) r1 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000280), 0xffffffffffffffff) r2 = openat$dir(0xffffffffffffff9c, 0x0, 0xa0000, 0x0) r3 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x403, 0x0) ioctl$PIO_UNIMAP(r3, 0x4b67, &(0x7f0000000780)={0x0, 0x0}) renameat(0xffffffffffffffff, &(0x7f0000000540)='./trace/instances/inst1/events/enable\x00', r2, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'lo\x00'}) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x0) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r0, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x14, r1, 0x800, 0x70bd2d, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x20040004}, 0x801) r4 = syz_open_dev$loop(&(0x7f00000004c0), 0x1, 0x40000) ioctl$BLKPG(r4, 0x1269, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0}) mount(&(0x7f0000000080)=@filename='none\x00', &(0x7f00000000c0)='./trace\x00', &(0x7f0000000100)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./trace/instances/inst1\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program did not crash program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 6m0s testing program (duration=6m0s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-writev-syz_genetlink_get_family_id$mptcp-openat$dir-openat$ptmx-ioctl$PIO_UNIMAP-renameat-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$MPTCP_PM_CMD_ADD_ADDR-syz_open_dev$loop-ioctl$BLKPG-mount-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) r1 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000280), 0xffffffffffffffff) r2 = openat$dir(0xffffffffffffff9c, 0x0, 0xa0000, 0x0) r3 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x403, 0x0) ioctl$PIO_UNIMAP(r3, 0x4b67, &(0x7f0000000780)={0x0, 0x0}) renameat(0xffffffffffffffff, &(0x7f0000000540)='./trace/instances/inst1/events/enable\x00', r2, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'lo\x00'}) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x0) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r0, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x14, r1, 0x800, 0x70bd2d, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x20040004}, 0x801) r4 = syz_open_dev$loop(&(0x7f00000004c0), 0x1, 0x40000) ioctl$BLKPG(r4, 0x1269, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0}) mount(&(0x7f0000000080)=@filename='none\x00', &(0x7f00000000c0)='./trace\x00', &(0x7f0000000100)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./trace/instances/inst1\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free single: successfully extracted reproducer found reproducer with 22 syscalls minimizing guilty program testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-writev-syz_genetlink_get_family_id$mptcp-openat$dir-openat$ptmx-ioctl$PIO_UNIMAP-renameat-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$MPTCP_PM_CMD_ADD_ADDR-syz_open_dev$loop-ioctl$BLKPG-mount-mkdirat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) r1 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000280), 0xffffffffffffffff) r2 = openat$dir(0xffffffffffffff9c, 0x0, 0xa0000, 0x0) r3 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x403, 0x0) ioctl$PIO_UNIMAP(r3, 0x4b67, &(0x7f0000000780)={0x0, 0x0}) renameat(0xffffffffffffffff, &(0x7f0000000540)='./trace/instances/inst1/events/enable\x00', r2, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'lo\x00'}) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x0) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r0, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x14, r1, 0x800, 0x70bd2d, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x20040004}, 0x801) r4 = syz_open_dev$loop(&(0x7f00000004c0), 0x1, 0x40000) ioctl$BLKPG(r4, 0x1269, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0}) mount(&(0x7f0000000080)=@filename='none\x00', &(0x7f00000000c0)='./trace\x00', &(0x7f0000000100)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./trace/instances/inst1\x00', 0x1ff) program crashed: lost connection to test machine ignore low priority crash: lost connection to test machine testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-writev-syz_genetlink_get_family_id$mptcp-openat$dir-openat$ptmx-ioctl$PIO_UNIMAP-renameat-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$MPTCP_PM_CMD_ADD_ADDR-syz_open_dev$loop-ioctl$BLKPG-mount-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) r1 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000280), 0xffffffffffffffff) r2 = openat$dir(0xffffffffffffff9c, 0x0, 0xa0000, 0x0) r3 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x403, 0x0) ioctl$PIO_UNIMAP(r3, 0x4b67, &(0x7f0000000780)={0x0, 0x0}) renameat(0xffffffffffffffff, &(0x7f0000000540)='./trace/instances/inst1/events/enable\x00', r2, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'lo\x00'}) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x0) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r0, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x14, r1, 0x800, 0x70bd2d, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x20040004}, 0x801) r4 = syz_open_dev$loop(&(0x7f00000004c0), 0x1, 0x40000) ioctl$BLKPG(r4, 0x1269, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0}) mount(&(0x7f0000000080)=@filename='none\x00', &(0x7f00000000c0)='./trace\x00', &(0x7f0000000100)='tracefs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-writev-syz_genetlink_get_family_id$mptcp-openat$dir-openat$ptmx-ioctl$PIO_UNIMAP-renameat-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$MPTCP_PM_CMD_ADD_ADDR-syz_open_dev$loop-ioctl$BLKPG-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) r1 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000280), 0xffffffffffffffff) r2 = openat$dir(0xffffffffffffff9c, 0x0, 0xa0000, 0x0) r3 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x403, 0x0) ioctl$PIO_UNIMAP(r3, 0x4b67, &(0x7f0000000780)={0x0, 0x0}) renameat(0xffffffffffffffff, &(0x7f0000000540)='./trace/instances/inst1/events/enable\x00', r2, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'lo\x00'}) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x0) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r0, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x14, r1, 0x800, 0x70bd2d, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x20040004}, 0x801) r4 = syz_open_dev$loop(&(0x7f00000004c0), 0x1, 0x40000) ioctl$BLKPG(r4, 0x1269, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0}) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-writev-syz_genetlink_get_family_id$mptcp-openat$dir-openat$ptmx-ioctl$PIO_UNIMAP-renameat-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$MPTCP_PM_CMD_ADD_ADDR-syz_open_dev$loop-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) r1 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000280), 0xffffffffffffffff) r2 = openat$dir(0xffffffffffffff9c, 0x0, 0xa0000, 0x0) r3 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x403, 0x0) ioctl$PIO_UNIMAP(r3, 0x4b67, &(0x7f0000000780)={0x0, 0x0}) renameat(0xffffffffffffffff, &(0x7f0000000540)='./trace/instances/inst1/events/enable\x00', r2, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'lo\x00'}) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x0) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r0, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x14, r1, 0x800, 0x70bd2d, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x20040004}, 0x801) syz_open_dev$loop(&(0x7f00000004c0), 0x1, 0x40000) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-writev-syz_genetlink_get_family_id$mptcp-openat$dir-openat$ptmx-ioctl$PIO_UNIMAP-renameat-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$MPTCP_PM_CMD_ADD_ADDR-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) r1 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000280), 0xffffffffffffffff) r2 = openat$dir(0xffffffffffffff9c, 0x0, 0xa0000, 0x0) r3 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x403, 0x0) ioctl$PIO_UNIMAP(r3, 0x4b67, &(0x7f0000000780)={0x0, 0x0}) renameat(0xffffffffffffffff, &(0x7f0000000540)='./trace/instances/inst1/events/enable\x00', r2, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'lo\x00'}) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x0) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r0, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x14, r1, 0x800, 0x70bd2d, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x20040004}, 0x801) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-writev-syz_genetlink_get_family_id$mptcp-openat$dir-openat$ptmx-ioctl$PIO_UNIMAP-renameat-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) syz_genetlink_get_family_id$mptcp(&(0x7f0000000280), 0xffffffffffffffff) r1 = openat$dir(0xffffffffffffff9c, 0x0, 0xa0000, 0x0) r2 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x403, 0x0) ioctl$PIO_UNIMAP(r2, 0x4b67, &(0x7f0000000780)={0x0, 0x0}) renameat(0xffffffffffffffff, &(0x7f0000000540)='./trace/instances/inst1/events/enable\x00', r1, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'lo\x00'}) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-writev-syz_genetlink_get_family_id$mptcp-openat$dir-openat$ptmx-ioctl$PIO_UNIMAP-renameat-ioctl$sock_SIOCGIFINDEX-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) syz_genetlink_get_family_id$mptcp(&(0x7f0000000280), 0xffffffffffffffff) r1 = openat$dir(0xffffffffffffff9c, 0x0, 0xa0000, 0x0) r2 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x403, 0x0) ioctl$PIO_UNIMAP(r2, 0x4b67, &(0x7f0000000780)={0x0, 0x0}) renameat(0xffffffffffffffff, &(0x7f0000000540)='./trace/instances/inst1/events/enable\x00', r1, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'lo\x00'}) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-writev-syz_genetlink_get_family_id$mptcp-openat$dir-openat$ptmx-ioctl$PIO_UNIMAP-renameat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) syz_genetlink_get_family_id$mptcp(&(0x7f0000000280), 0xffffffffffffffff) r1 = openat$dir(0xffffffffffffff9c, 0x0, 0xa0000, 0x0) r2 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x403, 0x0) ioctl$PIO_UNIMAP(r2, 0x4b67, &(0x7f0000000780)={0x0, 0x0}) renameat(0xffffffffffffffff, &(0x7f0000000540)='./trace/instances/inst1/events/enable\x00', r1, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-writev-syz_genetlink_get_family_id$mptcp-openat$dir-openat$ptmx-ioctl$PIO_UNIMAP-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) syz_genetlink_get_family_id$mptcp(&(0x7f0000000280), 0xffffffffffffffff) openat$dir(0xffffffffffffff9c, 0x0, 0xa0000, 0x0) r1 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x403, 0x0) ioctl$PIO_UNIMAP(r1, 0x4b67, &(0x7f0000000780)={0x0, 0x0}) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-writev-syz_genetlink_get_family_id$mptcp-openat$dir-openat$ptmx-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) syz_genetlink_get_family_id$mptcp(&(0x7f0000000280), 0xffffffffffffffff) openat$dir(0xffffffffffffff9c, 0x0, 0xa0000, 0x0) openat$ptmx(0xffffffffffffff9c, 0x0, 0x403, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-writev-syz_genetlink_get_family_id$mptcp-openat$dir-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) syz_genetlink_get_family_id$mptcp(&(0x7f0000000280), 0xffffffffffffffff) openat$dir(0xffffffffffffff9c, 0x0, 0xa0000, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-writev-syz_genetlink_get_family_id$mptcp-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) syz_genetlink_get_family_id$mptcp(&(0x7f0000000280), 0xffffffffffffffff) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-writev-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program did not crash testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-writev-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x0, 0x0}) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program did not crash testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-rseq-writev-writev-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) rseq(&(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x5, 0x80, 0x7}}, 0x20, 0x0, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-setxattr$system_posix_acl-writev-writev-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) setxattr$system_posix_acl(0x0, &(0x7f0000002a40)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-setxattr$system_posix_acl-writev-writev-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) setxattr$system_posix_acl(&(0x7f0000002a00)='.\x00', 0x0, &(0x7f0000000100), 0x24, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-socket$netlink-writev-writev-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-unshare-writev-writev-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) unshare(0x2a020400) writev(0xffffffffffffffff, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(0xffffffffffffffff, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program did not crash testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socket$netlink-writev-writev-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-writev-writev-openat detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-writev-writev-openat detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, 0x0, 0x0) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program did not crash testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-writev-writev-openat detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000080)=[{0x0}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program did not crash testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-writev-writev-openat detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program did not crash testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-writev-writev-openat detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program did not crash testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-writev-writev-openat detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{0x0}], 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program did not crash testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-writev-writev-openat detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)}], 0x1) openat(0xffffffffffffff9c, &(0x7f0000000180)='./trace/instances/inst1/events/enable\x00', 0x1, 0x0) program did not crash testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-writev-writev-openat detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free extracting C reproducer testing compiled C program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-writev-writev-openat program crashed: no output from test machine a never seen crash title: no output from test machine, ignore simplifying guilty program options testing program (duration=7m43.852098028s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-writev-writev-openat detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free extracting C reproducer testing compiled C program (duration=7m43.852098028s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-writev-writev-openat program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing program (duration=7m43.852098028s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-writev-writev-openat detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) program did not crash testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-writev-writev-openat detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free validation run: crashed=true testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-writev-writev-openat detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free validation run: crashed=true testing program (duration=7m43.852098028s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-writev-writev-openat detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fdd411efc40800040000000000000000", 0x39}], 0x1) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000400)="390000001300034700bb5be1c3e4feff06000000010000004500000025000000190004000400ad000200000000000006040000000000f93132", 0x39}], 0x1) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free validation run: crashed=true reproducing took 3h37m18.022745179s repro crashed as (corrupted=false): unregister_netdevice: waiting for syz_tun to become free. Usage count = 10 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_hold include/linux/netdevice.h:4525 [inline] dst_init+0xda/0x5b0 net/core/dst.c:52 dst_alloc+0xbb/0x1a0 net/core/dst.c:94 rt_dst_alloc+0x35/0x3a0 net/ipv4/route.c:1647 __mkroute_output net/ipv4/route.c:2650 [inline] ip_route_output_key_hash_rcu+0x87a/0x2870 net/ipv4/route.c:2870 ip_route_output_key_hash+0x118/0x2b0 net/ipv4/route.c:2700 __ip_route_output_key include/net/route.h:169 [inline] ip_route_output_flow+0x27/0x150 net/ipv4/route.c:2927 ip_route_output_key include/net/route.h:179 [inline] geneve_link_config.part.0+0x23e/0x5b0 drivers/net/geneve.c:2280 geneve_link_config include/net/rtnetlink.h:95 [inline] geneve_newlink+0x326/0x380 drivers/net/geneve.c:2339 rtnl_newlink_create net/core/rtnetlink.c:3913 [inline] __rtnl_newlink net/core/rtnetlink.c:4044 [inline] rtnl_newlink+0x1499/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2556 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec net/socket.c:775 [inline] __sock_sendmsg net/socket.c:790 [inline] __sys_sendto+0x48b/0x4e0 net/socket.c:2252 __do_sys_sendto net/socket.c:2259 [inline] __se_sys_sendto net/socket.c:2255 [inline] __x64_sys_sendto+0xe0/0x1c0 net/socket.c:2255 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_tracker_alloc include/linux/netdevice.h:4508 [inline] netdev_get_by_index+0x7c/0xb0 net/core/dev.c:1027 fib6_nh_init+0x657/0x1d80 net/ipv6/route.c:3615 ip6_route_info_create_nh+0x50b/0xfe0 net/ipv6/route.c:3914 ip6_route_add+0x80/0x1d0 net/ipv6/route.c:3966 addrconf_prefix_route+0x2fb/0x510 net/ipv6/addrconf.c:2504 addrconf_add_linklocal+0x329/0x500 net/ipv6/addrconf.c:3336 addrconf_addr_gen+0x364/0x3b0 net/ipv6/addrconf.c:3470 addrconf_dev_config net/ipv6/addrconf.c:3517 [inline] addrconf_init_auto_addrs+0x1cb/0x780 net/ipv6/addrconf.c:3595 addrconf_notify+0x10af/0x1ba0 net/ipv6/addrconf.c:3775 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x110 net/core/dev.c:2250 call_netdevice_notifiers_extack net/core/dev.c:2288 [inline] call_netdevice_notifiers net/core/dev.c:2302 [inline] __dev_notify_flags+0x12c/0x2e0 net/core/dev.c:9799 netif_change_flags+0x108/0x160 net/core/dev.c:9828 do_setlink.isra.0+0x1ac4/0x3e60 net/core/rtnetlink.c:3215 rtnl_changelink net/core/rtnetlink.c:3849 [inline] __rtnl_newlink net/core/rtnetlink.c:4022 [inline] rtnl_newlink+0x11c2/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_tracker_alloc include/linux/netdevice.h:4508 [inline] netdev_get_by_index+0x7c/0xb0 net/core/dev.c:1027 fib6_nh_init+0x657/0x1d80 net/ipv6/route.c:3615 ip6_route_info_create_nh+0x50b/0xfe0 net/ipv6/route.c:3914 addrconf_f6i_alloc+0x312/0x670 net/ipv6/route.c:4706 ipv6_add_addr+0x580/0x1fb0 net/ipv6/addrconf.c:1132 addrconf_add_linklocal+0x2a5/0x500 net/ipv6/addrconf.c:3334 addrconf_addr_gen+0x364/0x3b0 net/ipv6/addrconf.c:3470 addrconf_dev_config net/ipv6/addrconf.c:3517 [inline] addrconf_init_auto_addrs+0x1cb/0x780 net/ipv6/addrconf.c:3595 addrconf_notify+0x10af/0x1ba0 net/ipv6/addrconf.c:3775 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x110 net/core/dev.c:2250 call_netdevice_notifiers_extack net/core/dev.c:2288 [inline] call_netdevice_notifiers net/core/dev.c:2302 [inline] __dev_notify_flags+0x12c/0x2e0 net/core/dev.c:9799 netif_change_flags+0x108/0x160 net/core/dev.c:9828 do_setlink.isra.0+0x1ac4/0x3e60 net/core/rtnetlink.c:3215 rtnl_changelink net/core/rtnetlink.c:3849 [inline] __rtnl_newlink net/core/rtnetlink.c:4022 [inline] rtnl_newlink+0x11c2/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_tracker_alloc include/linux/netdevice.h:4508 [inline] netdev_get_by_index+0x7c/0xb0 net/core/dev.c:1027 fib6_nh_init+0x657/0x1d80 net/ipv6/route.c:3615 ip6_route_info_create_nh+0x50b/0xfe0 net/ipv6/route.c:3914 ip6_route_add+0x80/0x1d0 net/ipv6/route.c:3966 addrconf_add_mroute+0x1de/0x350 net/ipv6/addrconf.c:2568 addrconf_add_dev+0x14e/0x1a0 net/ipv6/addrconf.c:2586 addrconf_dev_config net/ipv6/addrconf.c:3507 [inline] addrconf_init_auto_addrs+0x10e/0x780 net/ipv6/addrconf.c:3595 addrconf_notify+0x10af/0x1ba0 net/ipv6/addrconf.c:3775 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x110 net/core/dev.c:2250 call_netdevice_notifiers_extack net/core/dev.c:2288 [inline] call_netdevice_notifiers net/core/dev.c:2302 [inline] __dev_notify_flags+0x12c/0x2e0 net/core/dev.c:9799 netif_change_flags+0x108/0x160 net/core/dev.c:9828 do_setlink.isra.0+0x1ac4/0x3e60 net/core/rtnetlink.c:3215 rtnl_changelink net/core/rtnetlink.c:3849 [inline] __rtnl_newlink net/core/rtnetlink.c:4022 [inline] rtnl_newlink+0x11c2/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2556 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_tracker_alloc include/linux/netdevice.h:4508 [inline] netdev_get_by_index+0x7c/0xb0 net/core/dev.c:1027 fib6_nh_init+0x657/0x1d80 net/ipv6/route.c:3615 ip6_route_info_create_nh+0x50b/0xfe0 net/ipv6/route.c:3914 ip6_route_add+0x80/0x1d0 net/ipv6/route.c:3966 addrconf_prefix_route+0x2fb/0x510 net/ipv6/addrconf.c:2504 fixup_permanent_addr net/ipv6/addrconf.c:3626 [inline] addrconf_permanent_addr net/ipv6/addrconf.c:3662 [inline] addrconf_notify+0x1548/0x1ba0 net/ipv6/addrconf.c:3729 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x110 net/core/dev.c:2250 call_netdevice_notifiers_extack net/core/dev.c:2288 [inline] call_netdevice_notifiers net/core/dev.c:2302 [inline] __dev_notify_flags+0x12c/0x2e0 net/core/dev.c:9799 netif_change_flags+0x108/0x160 net/core/dev.c:9828 do_setlink.isra.0+0x1ac4/0x3e60 net/core/rtnetlink.c:3215 rtnl_changelink net/core/rtnetlink.c:3849 [inline] __rtnl_newlink net/core/rtnetlink.c:4022 [inline] rtnl_newlink+0x11c2/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2556 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1900 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_tracker_alloc include/linux/netdevice.h:4508 [inline] netdev_get_by_index+0x7c/0xb0 net/core/dev.c:1027 fib6_nh_init+0x657/0x1d80 net/ipv6/route.c:3615 ip6_route_info_create_nh+0x50b/0xfe0 net/ipv6/route.c:3914 addrconf_f6i_alloc+0x312/0x670 net/ipv6/route.c:4706 fixup_permanent_addr net/ipv6/addrconf.c:3611 [inline] addrconf_permanent_addr net/ipv6/addrconf.c:3662 [inline] addrconf_notify+0x13c6/0x1ba0 net/ipv6/addrconf.c:3729 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x110 net/core/dev.c:2250 call_netdevice_notifiers_extack net/core/dev.c:2288 [inline] call_netdevice_notifiers net/core/dev.c:2302 [inline] __dev_notify_flags+0x12c/0x2e0 net/core/dev.c:9799 netif_change_flags+0x108/0x160 net/core/dev.c:9828 do_setlink.isra.0+0x1ac4/0x3e60 net/core/rtnetlink.c:3215 rtnl_changelink net/core/rtnetlink.c:3849 [inline] __rtnl_newlink net/core/rtnetlink.c:4022 [inline] rtnl_newlink+0x11c2/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2556 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec net/socket.c:775 [inline] __sock_sendmsg net/socket.c:790 [inline] __sys_sendto+0x48b/0x4e0 net/socket.c:2252 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_hold include/linux/netdevice.h:4525 [inline] netdev_hold include/linux/netdevice.h:4520 [inline] fib_check_nh_nongw net/ipv4/fib_semantics.c:1290 [inline] fib_check_nh+0x271/0x620 net/ipv4/fib_semantics.c:1310 fib_create_info+0x218e/0x4640 net/ipv4/fib_semantics.c:1530 fib_table_insert+0x169/0x1c70 net/ipv4/fib_trie.c:1212 fib_magic+0x4d4/0x5c0 net/ipv4/fib_frontend.c:1128 fib_add_ifaddr+0x4ba/0x560 net/ipv4/fib_frontend.c:1172 fib_netdev_event+0x3d6/0x710 net/ipv4/fib_frontend.c:1510 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x110 net/core/dev.c:2250 call_netdevice_notifiers_extack net/core/dev.c:2288 [inline] call_netdevice_notifiers net/core/dev.c:2302 [inline] __dev_notify_flags+0x12c/0x2e0 net/core/dev.c:9799 netif_change_flags+0x108/0x160 net/core/dev.c:9828 do_setlink.isra.0+0x1ac4/0x3e60 net/core/rtnetlink.c:3215 rtnl_changelink net/core/rtnetlink.c:3849 [inline] __rtnl_newlink net/core/rtnetlink.c:4022 [inline] rtnl_newlink+0x11c2/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2556 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1900 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_hold include/linux/netdevice.h:4525 [inline] netdev_hold include/linux/netdevice.h:4520 [inline] fib_check_nh_nongw net/ipv4/fib_semantics.c:1290 [inline] fib_check_nh+0x271/0x620 net/ipv4/fib_semantics.c:1310 fib_create_info+0x218e/0x4640 net/ipv4/fib_semantics.c:1530 fib_table_insert+0x169/0x1c70 net/ipv4/fib_trie.c:1212 fib_magic+0x4d4/0x5c0 net/ipv4/fib_frontend.c:1128 fib_add_ifaddr+0x3a1/0x560 net/ipv4/fib_frontend.c:1165 fib_netdev_event+0x3d6/0x710 net/ipv4/fib_frontend.c:1510 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x110 net/core/dev.c:2250 call_netdevice_notifiers_extack net/core/dev.c:2288 [inline] call_netdevice_notifiers net/core/dev.c:2302 [inline] __dev_notify_flags+0x12c/0x2e0 net/core/dev.c:9799 netif_change_flags+0x108/0x160 net/core/dev.c:9828 do_setlink.isra.0+0x1ac4/0x3e60 net/core/rtnetlink.c:3215 rtnl_changelink net/core/rtnetlink.c:3849 [inline] __rtnl_newlink net/core/rtnetlink.c:4022 [inline] rtnl_newlink+0x11c2/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2556 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1900 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_tracker_alloc include/linux/netdevice.h:4508 [inline] fib_create_info+0x2b36/0x4640 net/ipv4/fib_semantics.c:1524 fib_table_insert+0x169/0x1c70 net/ipv4/fib_trie.c:1212 fib_magic+0x4d4/0x5c0 net/ipv4/fib_frontend.c:1128 fib_add_ifaddr+0x16d/0x560 net/ipv4/fib_frontend.c:1150 fib_inetaddr_event+0x147/0x270 net/ipv4/fib_frontend.c:1464 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 blocking_notifier_call_chain kernel/notifier.c:380 [inline] blocking_notifier_call_chain+0x69/0xa0 kernel/notifier.c:368 __inet_insert_ifa+0x91d/0xc70 net/ipv4/devinet.c:566 inet_rtm_newaddr+0xea1/0x18b0 net/ipv4/devinet.c:1001 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2556 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec net/socket.c:775 [inline] __sock_sendmsg net/socket.c:790 [inline] __sys_sendto+0x48b/0x4e0 net/socket.c:2252 __do_sys_sendto net/socket.c:2259 [inline] __se_sys_sendto net/socket.c:2255 [inline] __x64_sys_sendto+0xe0/0x1c0 net/socket.c:2255 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 final repro crashed as (corrupted=false): unregister_netdevice: waiting for syz_tun to become free. Usage count = 10 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_hold include/linux/netdevice.h:4525 [inline] dst_init+0xda/0x5b0 net/core/dst.c:52 dst_alloc+0xbb/0x1a0 net/core/dst.c:94 rt_dst_alloc+0x35/0x3a0 net/ipv4/route.c:1647 __mkroute_output net/ipv4/route.c:2650 [inline] ip_route_output_key_hash_rcu+0x87a/0x2870 net/ipv4/route.c:2870 ip_route_output_key_hash+0x118/0x2b0 net/ipv4/route.c:2700 __ip_route_output_key include/net/route.h:169 [inline] ip_route_output_flow+0x27/0x150 net/ipv4/route.c:2927 ip_route_output_key include/net/route.h:179 [inline] geneve_link_config.part.0+0x23e/0x5b0 drivers/net/geneve.c:2280 geneve_link_config include/net/rtnetlink.h:95 [inline] geneve_newlink+0x326/0x380 drivers/net/geneve.c:2339 rtnl_newlink_create net/core/rtnetlink.c:3913 [inline] __rtnl_newlink net/core/rtnetlink.c:4044 [inline] rtnl_newlink+0x1499/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2556 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec net/socket.c:775 [inline] __sock_sendmsg net/socket.c:790 [inline] __sys_sendto+0x48b/0x4e0 net/socket.c:2252 __do_sys_sendto net/socket.c:2259 [inline] __se_sys_sendto net/socket.c:2255 [inline] __x64_sys_sendto+0xe0/0x1c0 net/socket.c:2255 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_tracker_alloc include/linux/netdevice.h:4508 [inline] netdev_get_by_index+0x7c/0xb0 net/core/dev.c:1027 fib6_nh_init+0x657/0x1d80 net/ipv6/route.c:3615 ip6_route_info_create_nh+0x50b/0xfe0 net/ipv6/route.c:3914 ip6_route_add+0x80/0x1d0 net/ipv6/route.c:3966 addrconf_prefix_route+0x2fb/0x510 net/ipv6/addrconf.c:2504 addrconf_add_linklocal+0x329/0x500 net/ipv6/addrconf.c:3336 addrconf_addr_gen+0x364/0x3b0 net/ipv6/addrconf.c:3470 addrconf_dev_config net/ipv6/addrconf.c:3517 [inline] addrconf_init_auto_addrs+0x1cb/0x780 net/ipv6/addrconf.c:3595 addrconf_notify+0x10af/0x1ba0 net/ipv6/addrconf.c:3775 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x110 net/core/dev.c:2250 call_netdevice_notifiers_extack net/core/dev.c:2288 [inline] call_netdevice_notifiers net/core/dev.c:2302 [inline] __dev_notify_flags+0x12c/0x2e0 net/core/dev.c:9799 netif_change_flags+0x108/0x160 net/core/dev.c:9828 do_setlink.isra.0+0x1ac4/0x3e60 net/core/rtnetlink.c:3215 rtnl_changelink net/core/rtnetlink.c:3849 [inline] __rtnl_newlink net/core/rtnetlink.c:4022 [inline] rtnl_newlink+0x11c2/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_tracker_alloc include/linux/netdevice.h:4508 [inline] netdev_get_by_index+0x7c/0xb0 net/core/dev.c:1027 fib6_nh_init+0x657/0x1d80 net/ipv6/route.c:3615 ip6_route_info_create_nh+0x50b/0xfe0 net/ipv6/route.c:3914 addrconf_f6i_alloc+0x312/0x670 net/ipv6/route.c:4706 ipv6_add_addr+0x580/0x1fb0 net/ipv6/addrconf.c:1132 addrconf_add_linklocal+0x2a5/0x500 net/ipv6/addrconf.c:3334 addrconf_addr_gen+0x364/0x3b0 net/ipv6/addrconf.c:3470 addrconf_dev_config net/ipv6/addrconf.c:3517 [inline] addrconf_init_auto_addrs+0x1cb/0x780 net/ipv6/addrconf.c:3595 addrconf_notify+0x10af/0x1ba0 net/ipv6/addrconf.c:3775 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x110 net/core/dev.c:2250 call_netdevice_notifiers_extack net/core/dev.c:2288 [inline] call_netdevice_notifiers net/core/dev.c:2302 [inline] __dev_notify_flags+0x12c/0x2e0 net/core/dev.c:9799 netif_change_flags+0x108/0x160 net/core/dev.c:9828 do_setlink.isra.0+0x1ac4/0x3e60 net/core/rtnetlink.c:3215 rtnl_changelink net/core/rtnetlink.c:3849 [inline] __rtnl_newlink net/core/rtnetlink.c:4022 [inline] rtnl_newlink+0x11c2/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_tracker_alloc include/linux/netdevice.h:4508 [inline] netdev_get_by_index+0x7c/0xb0 net/core/dev.c:1027 fib6_nh_init+0x657/0x1d80 net/ipv6/route.c:3615 ip6_route_info_create_nh+0x50b/0xfe0 net/ipv6/route.c:3914 ip6_route_add+0x80/0x1d0 net/ipv6/route.c:3966 addrconf_add_mroute+0x1de/0x350 net/ipv6/addrconf.c:2568 addrconf_add_dev+0x14e/0x1a0 net/ipv6/addrconf.c:2586 addrconf_dev_config net/ipv6/addrconf.c:3507 [inline] addrconf_init_auto_addrs+0x10e/0x780 net/ipv6/addrconf.c:3595 addrconf_notify+0x10af/0x1ba0 net/ipv6/addrconf.c:3775 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x110 net/core/dev.c:2250 call_netdevice_notifiers_extack net/core/dev.c:2288 [inline] call_netdevice_notifiers net/core/dev.c:2302 [inline] __dev_notify_flags+0x12c/0x2e0 net/core/dev.c:9799 netif_change_flags+0x108/0x160 net/core/dev.c:9828 do_setlink.isra.0+0x1ac4/0x3e60 net/core/rtnetlink.c:3215 rtnl_changelink net/core/rtnetlink.c:3849 [inline] __rtnl_newlink net/core/rtnetlink.c:4022 [inline] rtnl_newlink+0x11c2/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2556 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_tracker_alloc include/linux/netdevice.h:4508 [inline] netdev_get_by_index+0x7c/0xb0 net/core/dev.c:1027 fib6_nh_init+0x657/0x1d80 net/ipv6/route.c:3615 ip6_route_info_create_nh+0x50b/0xfe0 net/ipv6/route.c:3914 ip6_route_add+0x80/0x1d0 net/ipv6/route.c:3966 addrconf_prefix_route+0x2fb/0x510 net/ipv6/addrconf.c:2504 fixup_permanent_addr net/ipv6/addrconf.c:3626 [inline] addrconf_permanent_addr net/ipv6/addrconf.c:3662 [inline] addrconf_notify+0x1548/0x1ba0 net/ipv6/addrconf.c:3729 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x110 net/core/dev.c:2250 call_netdevice_notifiers_extack net/core/dev.c:2288 [inline] call_netdevice_notifiers net/core/dev.c:2302 [inline] __dev_notify_flags+0x12c/0x2e0 net/core/dev.c:9799 netif_change_flags+0x108/0x160 net/core/dev.c:9828 do_setlink.isra.0+0x1ac4/0x3e60 net/core/rtnetlink.c:3215 rtnl_changelink net/core/rtnetlink.c:3849 [inline] __rtnl_newlink net/core/rtnetlink.c:4022 [inline] rtnl_newlink+0x11c2/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2556 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1900 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_tracker_alloc include/linux/netdevice.h:4508 [inline] netdev_get_by_index+0x7c/0xb0 net/core/dev.c:1027 fib6_nh_init+0x657/0x1d80 net/ipv6/route.c:3615 ip6_route_info_create_nh+0x50b/0xfe0 net/ipv6/route.c:3914 addrconf_f6i_alloc+0x312/0x670 net/ipv6/route.c:4706 fixup_permanent_addr net/ipv6/addrconf.c:3611 [inline] addrconf_permanent_addr net/ipv6/addrconf.c:3662 [inline] addrconf_notify+0x13c6/0x1ba0 net/ipv6/addrconf.c:3729 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x110 net/core/dev.c:2250 call_netdevice_notifiers_extack net/core/dev.c:2288 [inline] call_netdevice_notifiers net/core/dev.c:2302 [inline] __dev_notify_flags+0x12c/0x2e0 net/core/dev.c:9799 netif_change_flags+0x108/0x160 net/core/dev.c:9828 do_setlink.isra.0+0x1ac4/0x3e60 net/core/rtnetlink.c:3215 rtnl_changelink net/core/rtnetlink.c:3849 [inline] __rtnl_newlink net/core/rtnetlink.c:4022 [inline] rtnl_newlink+0x11c2/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2556 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec net/socket.c:775 [inline] __sock_sendmsg net/socket.c:790 [inline] __sys_sendto+0x48b/0x4e0 net/socket.c:2252 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_hold include/linux/netdevice.h:4525 [inline] netdev_hold include/linux/netdevice.h:4520 [inline] fib_check_nh_nongw net/ipv4/fib_semantics.c:1290 [inline] fib_check_nh+0x271/0x620 net/ipv4/fib_semantics.c:1310 fib_create_info+0x218e/0x4640 net/ipv4/fib_semantics.c:1530 fib_table_insert+0x169/0x1c70 net/ipv4/fib_trie.c:1212 fib_magic+0x4d4/0x5c0 net/ipv4/fib_frontend.c:1128 fib_add_ifaddr+0x4ba/0x560 net/ipv4/fib_frontend.c:1172 fib_netdev_event+0x3d6/0x710 net/ipv4/fib_frontend.c:1510 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x110 net/core/dev.c:2250 call_netdevice_notifiers_extack net/core/dev.c:2288 [inline] call_netdevice_notifiers net/core/dev.c:2302 [inline] __dev_notify_flags+0x12c/0x2e0 net/core/dev.c:9799 netif_change_flags+0x108/0x160 net/core/dev.c:9828 do_setlink.isra.0+0x1ac4/0x3e60 net/core/rtnetlink.c:3215 rtnl_changelink net/core/rtnetlink.c:3849 [inline] __rtnl_newlink net/core/rtnetlink.c:4022 [inline] rtnl_newlink+0x11c2/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2556 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1900 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_hold include/linux/netdevice.h:4525 [inline] netdev_hold include/linux/netdevice.h:4520 [inline] fib_check_nh_nongw net/ipv4/fib_semantics.c:1290 [inline] fib_check_nh+0x271/0x620 net/ipv4/fib_semantics.c:1310 fib_create_info+0x218e/0x4640 net/ipv4/fib_semantics.c:1530 fib_table_insert+0x169/0x1c70 net/ipv4/fib_trie.c:1212 fib_magic+0x4d4/0x5c0 net/ipv4/fib_frontend.c:1128 fib_add_ifaddr+0x3a1/0x560 net/ipv4/fib_frontend.c:1165 fib_netdev_event+0x3d6/0x710 net/ipv4/fib_frontend.c:1510 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x110 net/core/dev.c:2250 call_netdevice_notifiers_extack net/core/dev.c:2288 [inline] call_netdevice_notifiers net/core/dev.c:2302 [inline] __dev_notify_flags+0x12c/0x2e0 net/core/dev.c:9799 netif_change_flags+0x108/0x160 net/core/dev.c:9828 do_setlink.isra.0+0x1ac4/0x3e60 net/core/rtnetlink.c:3215 rtnl_changelink net/core/rtnetlink.c:3849 [inline] __rtnl_newlink net/core/rtnetlink.c:4022 [inline] rtnl_newlink+0x11c2/0x2380 net/core/rtnetlink.c:4159 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2556 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1900 ref_tracker: netdev@ffff88803f9dc700 has 1/9 users at __netdev_tracker_alloc include/linux/netdevice.h:4496 [inline] netdev_tracker_alloc include/linux/netdevice.h:4508 [inline] fib_create_info+0x2b36/0x4640 net/ipv4/fib_semantics.c:1524 fib_table_insert+0x169/0x1c70 net/ipv4/fib_trie.c:1212 fib_magic+0x4d4/0x5c0 net/ipv4/fib_frontend.c:1128 fib_add_ifaddr+0x16d/0x560 net/ipv4/fib_frontend.c:1150 fib_inetaddr_event+0x147/0x270 net/ipv4/fib_frontend.c:1464 notifier_call_chain+0x99/0x3f0 kernel/notifier.c:85 blocking_notifier_call_chain kernel/notifier.c:380 [inline] blocking_notifier_call_chain+0x69/0xa0 kernel/notifier.c:368 __inet_insert_ifa+0x91d/0xc70 net/ipv4/devinet.c:566 inet_rtm_newaddr+0xea1/0x18b0 net/ipv4/devinet.c:1001 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7076 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2556 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec net/socket.c:775 [inline] __sock_sendmsg net/socket.c:790 [inline] __sys_sendto+0x48b/0x4e0 net/socket.c:2252 __do_sys_sendto net/socket.c:2259 [inline] __se_sys_sendto net/socket.c:2255 [inline] __x64_sys_sendto+0xe0/0x1c0 net/socket.c:2255 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94