Extracting prog: 4m5.602994373s Minimizing prog: 1h39m16.616999072s Simplifying prog options: 7m52.2145251s Extracting C: 3m9.36423734s Simplifying C: 0s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) program crashed: INFO: task hung in del_device_store single: successfully extracted reproducer found reproducer with 7 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00'}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00'}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_MASTER={0x8}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8}]}, 0x28}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_MASTER={0x8, 0xa, r1}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r1}]}, 0x28}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_MASTER={0x8, 0xa, r1}]}, 0x28}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r1}]}, 0x28}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_MASTER={0x8}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8}]}, 0x28}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00'}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(r0, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00'}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00'}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00'}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00'}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00'}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route program crashed: BUG: workqueue lockup a never seen crash title: BUG: workqueue lockup, ignore simplifying guilty program options testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) program crashed: BUG: workqueue lockup in mld_ifc_work a never seen crash title: BUG: workqueue lockup in mld_ifc_work, ignore testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) program crashed: BUG: workqueue lockup in request_firmware_work_func validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) program crashed: BUG: workqueue lockup in nsim_fib_event_work validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'veth0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=@setlink={0x28, 0x13, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) program crashed: BUG: workqueue lockup validation run: crashed=true reproducing took 2h0m22.717815111s repro crashed as (corrupted=false): bridge0: received packet on veth0 with own address as source address (addr:aa:aa:aa:aa:aa:19, vlan:0) BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 43s! Showing busy workqueues and worker pools: workqueue events: flags=0x100 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=8 refcnt=9 pending: nsim_dev_hwstats_traffic_work, psi_avgs_work, ovs_dp_masks_rebalance, nsim_fib_event_work, 2*ovs_dp_masks_rebalance, nsim_fib_event_work, vmstat_shepherd pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=18 refcnt=19 in-flight: 921:nsim_fib_event_work for 53s nsim_fib_event_work ,24:request_firmware_work_func for 87s pending: 3*nsim_dev_hwstats_traffic_work, 2*psi_avgs_work, nsim_fib_event_work, 7*ovs_dp_masks_rebalance, drm_fb_helper_damage_work, switchdev_deferred_process_work workqueue events_unbound: flags=0x2 pwq 8: cpus=0-1 flags=0x6 nice=0 active=9 refcnt=10 in-flight: 2022:cfg80211_wiphy_work for 53s cfg80211_wiphy_work pending: 6*macvlan_process_broadcast, nsim_dev_trap_report_work pwq 8: cpus=0-1 flags=0x6 nice=0 active=20 refcnt=21 in-flight: 5025:cfg80211_wiphy_work for 24s ,40:cfg80211_wiphy_work for 51s cfg80211_wiphy_work ,12:cfg80211_wiphy_work for 51s cfg80211_wiphy_work ,143:cfg80211_wiphy_work for 49s cfg80211_wiphy_work ,1261:cfg80211_wiphy_work for 51s cfg80211_wiphy_work ,1438:cfg80211_wiphy_work for 52s cfg80211_wiphy_work ,41:nsim_dev_trap_report_work for 23s ,1370:cfg80211_wiphy_work for 52s cfg80211_wiphy_work pending: flush_memcg_stats_dwork, cfg80211_wiphy_work, 2*nsim_dev_trap_report_work, toggle_allocation_gate, macvlan_process_broadcast workqueue events_power_efficient: flags=0x82 pwq 8: cpus=0-1 flags=0x6 nice=0 active=3 refcnt=4 pending: neigh_periodic_work, gc_worker, do_cache_clean pwq 8: cpus=0-1 flags=0x6 nice=0 active=5 refcnt=6 in-flight: 13:neigh_periodic_work for 51s pending: neigh_managed_work, fb_flashcursor, wg_ratelimiter_gc_entries, neigh_managed_work workqueue events_dfl_long: flags=0x2 pwq 8: cpus=0-1 flags=0x6 nice=0 active=10 refcnt=11 pending: 10*defense_work_handler workqueue netns: flags=0x6000a pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=4 in-flight: 2035:cleanup_net for 54s workqueue mm_percpu_wq: flags=0x108 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: vmstat_update pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: vmstat_update workqueue mld: flags=0x40108 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=41 in-flight: 1169:mld_dad_work for 15s inactive: 2*mld_ifc_work, mld_dad_work, 2*mld_ifc_work, mld_dad_work, 3*mld_ifc_work, 2*mld_dad_work, 3*mld_ifc_work, 25*mld_dad_work pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=127 pending: mld_ifc_work inactive: 5*mld_ifc_work, 2*mld_dad_work, 4*mld_ifc_work, mld_dad_work, mld_ifc_work, 2*mld_dad_work, mld_ifc_work, 3*mld_dad_work, 8*mld_ifc_work, mld_dad_work, 2*mld_ifc_work, 2*mld_dad_work, 3*mld_ifc_work, mld_dad_work, 3*mld_ifc_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_ifc_work, 2*mld_dad_work, mld_ifc_work, mld_dad_work, 2*mld_ifc_work, 2*mld_dad_work, 3*mld_ifc_work, mld_dad_work, 8*mld_ifc_work, mld_dad_work, 2*mld_ifc_work, 2*mld_dad_work, 10*mld_ifc_work, 3*mld_dad_work, mld_ifc_work, mld_dad_work, 4*mld_ifc_work, mld_dad_work, 5*mld_ifc_work, 32*mld_dad_work workqueue ipv6_addrconf: flags=0x6000a pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=197 MAYDAY in-flight: 2851(RESCUER):addrconf_dad_work for 0s pending: mayday_cursor_func inactive: 191*addrconf_dad_work workqueue bat_events: flags=0x6000a pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=51 MAYDAY in-flight: 2883(RESCUER):batadv_tt_purge for 25s pending: mayday_cursor_func inactive: batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_purge_orig, 3*batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_tt_purge, 4*batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_tt_purge, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, 6*batadv_mcast_mla_update, 3*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, 3*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, batadv_tt_purge workqueue wg-kex-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg0: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3 pending: wg_packet_encrypt_worker, wg_packet_tx_worker workqueue wg-crypt-wg1: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=4 refcnt=5 in-flight: 4789:wg_packet_encrypt_worker for 43s pending: wg_packet_encrypt_worker, wg_packet_tx_worker, wg_packet_decrypt_worker workqueue wg-kex-wg2: flags=0x124 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg2: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3 pending: wg_packet_encrypt_worker, wg_packet_decrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4 pending: wg_packet_tx_worker, wg_packet_encrypt_worker, wg_packet_decrypt_worker workqueue wg-kex-wg0: flags=0x124 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg0: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3 pending: wg_packet_encrypt_worker, wg_packet_tx_worker workqueue wg-kex-wg1: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg1: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4 pending: wg_packet_tx_worker, wg_packet_decrypt_worker, wg_packet_encrypt_worker workqueue wg-kex-wg2: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4 pending: wg_packet_tx_worker, wg_packet_encrypt_worker, wg_packet_decrypt_worker workqueue wg-kex-wg0: flags=0x124 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 in-flight: 87:wg_packet_handshake_send_worker for 6s workqueue wg-crypt-wg0: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3 pending: wg_packet_tx_worker, wg_packet_encrypt_worker workqueue wg-crypt-wg1: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4 pending: wg_packet_encrypt_worker, wg_packet_tx_worker, wg_packet_decrypt_worker workqueue wg-kex-wg2: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4 pending: wg_packet_tx_worker, wg_packet_encrypt_worker, wg_packet_decrypt_worker workqueue wg-kex-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg0: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3 pending: wg_packet_tx_worker, wg_packet_encrypt_worker workqueue wg-kex-wg1: flags=0x124 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg1: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg1: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3 pending: wg_packet_encrypt_worker, wg_packet_decrypt_worker final repro crashed as (corrupted=false): bridge0: received packet on veth0 with own address as source address (addr:aa:aa:aa:aa:aa:19, vlan:0) BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 43s! Showing busy workqueues and worker pools: workqueue events: flags=0x100 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=8 refcnt=9 pending: nsim_dev_hwstats_traffic_work, psi_avgs_work, ovs_dp_masks_rebalance, nsim_fib_event_work, 2*ovs_dp_masks_rebalance, nsim_fib_event_work, vmstat_shepherd pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=18 refcnt=19 in-flight: 921:nsim_fib_event_work for 53s nsim_fib_event_work ,24:request_firmware_work_func for 87s pending: 3*nsim_dev_hwstats_traffic_work, 2*psi_avgs_work, nsim_fib_event_work, 7*ovs_dp_masks_rebalance, drm_fb_helper_damage_work, switchdev_deferred_process_work workqueue events_unbound: flags=0x2 pwq 8: cpus=0-1 flags=0x6 nice=0 active=9 refcnt=10 in-flight: 2022:cfg80211_wiphy_work for 53s cfg80211_wiphy_work pending: 6*macvlan_process_broadcast, nsim_dev_trap_report_work pwq 8: cpus=0-1 flags=0x6 nice=0 active=20 refcnt=21 in-flight: 5025:cfg80211_wiphy_work for 24s ,40:cfg80211_wiphy_work for 51s cfg80211_wiphy_work ,12:cfg80211_wiphy_work for 51s cfg80211_wiphy_work ,143:cfg80211_wiphy_work for 49s cfg80211_wiphy_work ,1261:cfg80211_wiphy_work for 51s cfg80211_wiphy_work ,1438:cfg80211_wiphy_work for 52s cfg80211_wiphy_work ,41:nsim_dev_trap_report_work for 23s ,1370:cfg80211_wiphy_work for 52s cfg80211_wiphy_work pending: flush_memcg_stats_dwork, cfg80211_wiphy_work, 2*nsim_dev_trap_report_work, toggle_allocation_gate, macvlan_process_broadcast workqueue events_power_efficient: flags=0x82 pwq 8: cpus=0-1 flags=0x6 nice=0 active=3 refcnt=4 pending: neigh_periodic_work, gc_worker, do_cache_clean pwq 8: cpus=0-1 flags=0x6 nice=0 active=5 refcnt=6 in-flight: 13:neigh_periodic_work for 51s pending: neigh_managed_work, fb_flashcursor, wg_ratelimiter_gc_entries, neigh_managed_work workqueue events_dfl_long: flags=0x2 pwq 8: cpus=0-1 flags=0x6 nice=0 active=10 refcnt=11 pending: 10*defense_work_handler workqueue netns: flags=0x6000a pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=4 in-flight: 2035:cleanup_net for 54s workqueue mm_percpu_wq: flags=0x108 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: vmstat_update pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: vmstat_update workqueue mld: flags=0x40108 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=41 in-flight: 1169:mld_dad_work for 15s inactive: 2*mld_ifc_work, mld_dad_work, 2*mld_ifc_work, mld_dad_work, 3*mld_ifc_work, 2*mld_dad_work, 3*mld_ifc_work, 25*mld_dad_work pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=127 pending: mld_ifc_work inactive: 5*mld_ifc_work, 2*mld_dad_work, 4*mld_ifc_work, mld_dad_work, mld_ifc_work, 2*mld_dad_work, mld_ifc_work, 3*mld_dad_work, 8*mld_ifc_work, mld_dad_work, 2*mld_ifc_work, 2*mld_dad_work, 3*mld_ifc_work, mld_dad_work, 3*mld_ifc_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_ifc_work, 2*mld_dad_work, mld_ifc_work, mld_dad_work, 2*mld_ifc_work, 2*mld_dad_work, 3*mld_ifc_work, mld_dad_work, 8*mld_ifc_work, mld_dad_work, 2*mld_ifc_work, 2*mld_dad_work, 10*mld_ifc_work, 3*mld_dad_work, mld_ifc_work, mld_dad_work, 4*mld_ifc_work, mld_dad_work, 5*mld_ifc_work, 32*mld_dad_work workqueue ipv6_addrconf: flags=0x6000a pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=197 MAYDAY in-flight: 2851(RESCUER):addrconf_dad_work for 0s pending: mayday_cursor_func inactive: 191*addrconf_dad_work workqueue bat_events: flags=0x6000a pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=51 MAYDAY in-flight: 2883(RESCUER):batadv_tt_purge for 25s pending: mayday_cursor_func inactive: batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_purge_orig, 3*batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_tt_purge, 4*batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_tt_purge, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, 6*batadv_mcast_mla_update, 3*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, 3*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, batadv_tt_purge workqueue wg-kex-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg0: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3 pending: wg_packet_encrypt_worker, wg_packet_tx_worker workqueue wg-crypt-wg1: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=4 refcnt=5 in-flight: 4789:wg_packet_encrypt_worker for 43s pending: wg_packet_encrypt_worker, wg_packet_tx_worker, wg_packet_decrypt_worker workqueue wg-kex-wg2: flags=0x124 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg2: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3 pending: wg_packet_encrypt_worker, wg_packet_decrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4 pending: wg_packet_tx_worker, wg_packet_encrypt_worker, wg_packet_decrypt_worker workqueue wg-kex-wg0: flags=0x124 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg0: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3 pending: wg_packet_encrypt_worker, wg_packet_tx_worker workqueue wg-kex-wg1: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg1: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4 pending: wg_packet_tx_worker, wg_packet_decrypt_worker, wg_packet_encrypt_worker workqueue wg-kex-wg2: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4 pending: wg_packet_tx_worker, wg_packet_encrypt_worker, wg_packet_decrypt_worker workqueue wg-kex-wg0: flags=0x124 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 in-flight: 87:wg_packet_handshake_send_worker for 6s workqueue wg-crypt-wg0: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3 pending: wg_packet_tx_worker, wg_packet_encrypt_worker workqueue wg-crypt-wg1: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4 pending: wg_packet_encrypt_worker, wg_packet_tx_worker, wg_packet_decrypt_worker workqueue wg-kex-wg2: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4 pending: wg_packet_tx_worker, wg_packet_encrypt_worker, wg_packet_decrypt_worker workqueue wg-kex-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg0: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3 pending: wg_packet_tx_worker, wg_packet_encrypt_worker workqueue wg-kex-wg1: flags=0x124 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg1: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg1: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3 pending: wg_packet_encrypt_worker, wg_packet_decrypt_worker