Extracting prog: 17m32.791128331s Minimizing prog: 2h19m18.216210428s Simplifying prog options: 35m2.781575019s Extracting C: 16m41.102745761s Simplifying C: 0s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 16m0s testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000000100)={@local, @empty, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0x0, 0x4, 0x6, 0x0, @remote, @local}, {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x6, 0x6, 0xc2, 0x0, 0x0, 0x0, {[@eol]}}}}}}}, 0x0) program crashed: INFO: task hung in rtnl_lock single: successfully extracted reproducer found reproducer with 3 syscalls minimizing guilty program testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-syz_emit_ethernet detailed listing: executing program 0: socket$nl_netfilter(0x10, 0x3, 0xc) syz_emit_ethernet(0x3a, &(0x7f0000000100)={@local, @empty, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0x0, 0x4, 0x6, 0x0, @remote, @local}, {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x6, 0x6, 0xc2, 0x0, 0x0, 0x0, {[@eol]}}}}}}}, 0x0) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000000100)={@local, @empty, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0x0, 0x4, 0x6, 0x0, @remote, @local}, {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x6, 0x6, 0xc2, 0x0, 0x0, 0x0, {[@eol]}}}}}}}, 0x0) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, 0x0, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000000100)={@local, @empty, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0x0, 0x4, 0x6, 0x0, @remote, @local}, {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x6, 0x6, 0xc2, 0x0, 0x0, 0x0, {[@eol]}}}}}}}, 0x0) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000000100)={@local, @empty, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0x0, 0x4, 0x6, 0x0, @remote, @local}, {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x6, 0x6, 0xc2, 0x0, 0x0, 0x0, {[@eol]}}}}}}}, 0x0) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={0x0, 0xcc}}, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000000100)={@local, @empty, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0x0, 0x4, 0x6, 0x0, @remote, @local}, {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x6, 0x6, 0xc2, 0x0, 0x0, 0x0, {[@eol]}}}}}}}, 0x0) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB], 0xcc}}, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000000100)={@local, @empty, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0x0, 0x4, 0x6, 0x0, @remote, @local}, {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x6, 0x6, 0xc2, 0x0, 0x0, 0x0, {[@eol]}}}}}}}, 0x0) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x0, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet 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=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000000100)={@local, @empty, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0x0, 0x4, 0x6, 0x0, @remote, @local}, {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x6, 0x6, 0xc2, 0x0, 0x0, 0x0, {[@eol]}}}}}}}, 0x0) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000000100)={@local, @empty, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0x0, 0x4, 0x6, 0x0, @remote, @local}, {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x6, 0x6, 0xc2, 0x0, 0x0, 0x0, {[@eol]}}}}}}}, 0x0) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000000100)={@local, @empty, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0x0, 0x4, 0x6, 0x0, @remote, @local}, {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x6, 0x6, 0xc2, 0x0, 0x0, 0x0, {[@eol]}}}}}}}, 0x0) program crashed: INFO: task hung in rtnl_lock validation run: crashed=true testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000000100)={@local, @empty, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0x0, 0x4, 0x6, 0x0, @remote, @local}, {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x6, 0x6, 0xc2, 0x0, 0x0, 0x0, {[@eol]}}}}}}}, 0x0) program crashed: INFO: task hung in rtnl_lock validation run: crashed=true testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000000100)={@local, @empty, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0x0, 0x4, 0x6, 0x0, @remote, @local}, {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x6, 0x6, 0xc2, 0x0, 0x0, 0x0, {[@eol]}}}}}}}, 0x0) program did not crash validation run: crashed=false testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000000100)={@local, @empty, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0x0, 0x4, 0x6, 0x0, @remote, @local}, {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x6, 0x6, 0xc2, 0x0, 0x0, 0x0, {[@eol]}}}}}}}, 0x0) program crashed: INFO: task hung in rtnl_lock validation run: crashed=true reproducing took 4h30m45.414412671s repro crashed as (corrupted=false): INFO: task kworker/u8:3:43 blocked for more than 433 seconds. Tainted: G W syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:3 state:D stack:0 pid:43 tgid:43 ppid:2 task_flags:0x4208060 flags:0x00000010 Workqueue: ipv6_addrconf addrconf_dad_work Call trace: __switch_to+0x20c/0x520 arch/arm64/kernel/process.c:775 (T) context_switch kernel/sched/core.c:5520 [inline] __schedule+0xf98/0x34f4 kernel/sched/core.c:7270 __schedule_loop kernel/sched/core.c:7347 [inline] schedule+0xcc/0x288 kernel/sched/core.c:7362 schedule_preempt_disabled+0x18/0x38 kernel/sched/core.c:7419 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0x7c4/0x1530 kernel/locking/mutex.c:821 mutex_lock_nested+0x24/0x30 kernel/locking/mutex.c:874 rtnl_lock+0x1c/0x28 net/core/rtnetlink.c:80 rtnl_net_lock include/linux/rtnetlink.h:134 [inline] addrconf_dad_work+0xe8/0xe7c net/ipv6/addrconf.c:4230 process_one_work+0x830/0x1c00 kernel/workqueue.c:3387 process_scheduled_works kernel/workqueue.c:3470 [inline] worker_thread+0x42c/0xc90 kernel/workqueue.c:3551 kthread+0x2ec/0x384 kernel/kthread.c:436 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:854 Showing all locks held in the system: locks held by khungtaskd/32: 1, last CPU#1: #0: ffff8000879d1660 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:847 [inline] #0: ffff8000879d1660 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x40/0x190 kernel/locking/lockdep.c:6793 locks held by kworker/u8:3/43: 3, on CPU#0: #0: ffff00000fc70940 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff80008e0e7c70 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff800088f4b6c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x1c/0x28 net/core/rtnetlink.c:80 locks held by kworker/u8:6/175: 2, last CPU#1: #0: ffff00000e04b940 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff80008e3c7c70 ((work_completion)(&(&gc_work->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 locks held by kworker/u8:7/1010: 2, last CPU#1: #0: ffff00006bfb5120 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested kernel/sched/core.c:677 [inline] #0: ffff00006bfb5120 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock kernel/sched/sched.h:1678 [inline] #0: ffff00006bfb5120 (&rq->__lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:2016 [inline] #0: ffff00006bfb5120 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x2f8/0x34f4 kernel/sched/core.c:7144 #1: ffff00006bf9f1a0 (psi_seq){-.-.}-{0:0}, at: psi_task_switch+0x60/0x81c kernel/sched/psi.c:933 locks held by klogd/3187: 1, last CPU#1: #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by dhcpcd/3227: 2, last CPU#1: #0: ffff800087df5c38 (tomoyo_ss){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #0: ffff800087df5c38 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_read_lock security/tomoyo/common.h:1112 [inline] #0: ffff800087df5c38 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_path_number_perm+0x1d8/0x478 security/tomoyo/file.c:727 #1: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #1: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by crond/3310: 1, last CPU#0: #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by getty/3325: 2, on CPU#0: #0: ffff0000140390a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340 #1: ffff80008dcab2e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x420/0xec0 drivers/tty/n_tty.c:2211 locks held by kworker/0:0/3378: 4, on CPU#0: #0: ffff000016db3d40 ((wq_completion)wg-kex-wg0#2){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff80008dc77c70 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff00002cbad440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_consume_initiation+0x108/0x62c drivers/net/wireguard/noise.c:598 #3: ffff000012d6bea0 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_consume_initiation+0x42c/0x62c drivers/net/wireguard/noise.c:632 locks held by syz-execprog/3403: 1, last CPU#1: #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by syz-executor/3412: 1, last CPU#0: #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by kworker/u8:1/3458: 2, last CPU#0: #0: ffff00000e04b940 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff8000a1c17c70 ((gc_work).work){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 locks held by syz-executor/3542: 2, last CPU#0: #0: ffff800088f4b6c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x1c/0x28 net/core/rtnetlink.c:80 #1: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #1: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by syz-executor/3543: 1, on CPU#1: #0: ffff800088f4b6c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x1c/0x28 net/core/rtnetlink.c:80 locks held by kworker/u8:5/3687: 3, last CPU#0: #0: ffff00000e04b940 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff8000a2107c70 ((work_completion)(&(&gc_work->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff8000879d1660 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:847 [inline] #2: ffff8000879d1660 (rcu_read_lock){....}-{1:3}, at: gc_worker+0x1e8/0x1120 net/netfilter/nf_conntrack_core.c:1532 locks held by kworker/1:5/3755: 4, last CPU#1: #0: ffff000016db3d40 ((wq_completion)wg-kex-wg0#2){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff8000a2187c70 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff000012d6bea0 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_begin_session+0x30/0xa20 drivers/net/wireguard/noise.c:822 #3: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #3: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by kworker/1:6/3758: 4, last CPU#1: #0: ffff00001aa94d40 ((wq_completion)wg-kex-wg1#2){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff8000a21c7c70 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff000012d6aad0 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_begin_session+0x30/0xa20 drivers/net/wireguard/noise.c:822 #3: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #3: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by kworker/u8:9/3759: 3, on CPU#0: #0: ffff00000e04c140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff8000a20f7c70 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff800088f4b6c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x1c/0x28 net/core/rtnetlink.c:80 locks held by kworker/1:7/3761: 4, last CPU#1: #0: ffff00001aa97140 ((wq_completion)wg-kex-wg2#2){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff8000a21d7c70 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff000012d6a0e8 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_begin_session+0x30/0xa20 drivers/net/wireguard/noise.c:822 #3: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #3: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by kworker/u8:11/3763: 3, last CPU#0: #0: ffff00000e04c140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff8000a21f7c70 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff00002adfc258 (&devlink->lock_key){+.+.}-{4:4}, at: devl_trylock+0x18/0x30 net/devlink/core.c:314 ============================================= final repro crashed as (corrupted=false): INFO: task kworker/u8:3:43 blocked for more than 433 seconds. Tainted: G W syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:3 state:D stack:0 pid:43 tgid:43 ppid:2 task_flags:0x4208060 flags:0x00000010 Workqueue: ipv6_addrconf addrconf_dad_work Call trace: __switch_to+0x20c/0x520 arch/arm64/kernel/process.c:775 (T) context_switch kernel/sched/core.c:5520 [inline] __schedule+0xf98/0x34f4 kernel/sched/core.c:7270 __schedule_loop kernel/sched/core.c:7347 [inline] schedule+0xcc/0x288 kernel/sched/core.c:7362 schedule_preempt_disabled+0x18/0x38 kernel/sched/core.c:7419 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0x7c4/0x1530 kernel/locking/mutex.c:821 mutex_lock_nested+0x24/0x30 kernel/locking/mutex.c:874 rtnl_lock+0x1c/0x28 net/core/rtnetlink.c:80 rtnl_net_lock include/linux/rtnetlink.h:134 [inline] addrconf_dad_work+0xe8/0xe7c net/ipv6/addrconf.c:4230 process_one_work+0x830/0x1c00 kernel/workqueue.c:3387 process_scheduled_works kernel/workqueue.c:3470 [inline] worker_thread+0x42c/0xc90 kernel/workqueue.c:3551 kthread+0x2ec/0x384 kernel/kthread.c:436 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:854 Showing all locks held in the system: locks held by khungtaskd/32: 1, last CPU#1: #0: ffff8000879d1660 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:847 [inline] #0: ffff8000879d1660 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x40/0x190 kernel/locking/lockdep.c:6793 locks held by kworker/u8:3/43: 3, on CPU#0: #0: ffff00000fc70940 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff80008e0e7c70 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff800088f4b6c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x1c/0x28 net/core/rtnetlink.c:80 locks held by kworker/u8:6/175: 2, last CPU#1: #0: ffff00000e04b940 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff80008e3c7c70 ((work_completion)(&(&gc_work->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 locks held by kworker/u8:7/1010: 2, last CPU#1: #0: ffff00006bfb5120 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested kernel/sched/core.c:677 [inline] #0: ffff00006bfb5120 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock kernel/sched/sched.h:1678 [inline] #0: ffff00006bfb5120 (&rq->__lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:2016 [inline] #0: ffff00006bfb5120 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x2f8/0x34f4 kernel/sched/core.c:7144 #1: ffff00006bf9f1a0 (psi_seq){-.-.}-{0:0}, at: psi_task_switch+0x60/0x81c kernel/sched/psi.c:933 locks held by klogd/3187: 1, last CPU#1: #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by dhcpcd/3227: 2, last CPU#1: #0: ffff800087df5c38 (tomoyo_ss){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #0: ffff800087df5c38 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_read_lock security/tomoyo/common.h:1112 [inline] #0: ffff800087df5c38 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_path_number_perm+0x1d8/0x478 security/tomoyo/file.c:727 #1: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #1: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by crond/3310: 1, last CPU#0: #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by getty/3325: 2, on CPU#0: #0: ffff0000140390a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340 #1: ffff80008dcab2e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x420/0xec0 drivers/tty/n_tty.c:2211 locks held by kworker/0:0/3378: 4, on CPU#0: #0: ffff000016db3d40 ((wq_completion)wg-kex-wg0#2){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff80008dc77c70 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff00002cbad440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_consume_initiation+0x108/0x62c drivers/net/wireguard/noise.c:598 #3: ffff000012d6bea0 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_consume_initiation+0x42c/0x62c drivers/net/wireguard/noise.c:632 locks held by syz-execprog/3403: 1, last CPU#1: #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by syz-executor/3412: 1, last CPU#0: #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #0: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by kworker/u8:1/3458: 2, last CPU#0: #0: ffff00000e04b940 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff8000a1c17c70 ((gc_work).work){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 locks held by syz-executor/3542: 2, last CPU#0: #0: ffff800088f4b6c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x1c/0x28 net/core/rtnetlink.c:80 #1: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #1: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by syz-executor/3543: 1, on CPU#1: #0: ffff800088f4b6c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x1c/0x28 net/core/rtnetlink.c:80 locks held by kworker/u8:5/3687: 3, last CPU#0: #0: ffff00000e04b940 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff8000a2107c70 ((work_completion)(&(&gc_work->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff8000879d1660 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:847 [inline] #2: ffff8000879d1660 (rcu_read_lock){....}-{1:3}, at: gc_worker+0x1e8/0x1120 net/netfilter/nf_conntrack_core.c:1532 locks held by kworker/1:5/3755: 4, last CPU#1: #0: ffff000016db3d40 ((wq_completion)wg-kex-wg0#2){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff8000a2187c70 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff000012d6bea0 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_begin_session+0x30/0xa20 drivers/net/wireguard/noise.c:822 #3: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #3: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by kworker/1:6/3758: 4, last CPU#1: #0: ffff00001aa94d40 ((wq_completion)wg-kex-wg1#2){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff8000a21c7c70 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff000012d6aad0 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_begin_session+0x30/0xa20 drivers/net/wireguard/noise.c:822 #3: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #3: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by kworker/u8:9/3759: 3, on CPU#0: #0: ffff00000e04c140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff8000a20f7c70 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff800088f4b6c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x1c/0x28 net/core/rtnetlink.c:80 locks held by kworker/1:7/3761: 4, last CPU#1: #0: ffff00001aa97140 ((wq_completion)wg-kex-wg2#2){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff8000a21d7c70 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff000012d6a0e8 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_begin_session+0x30/0xa20 drivers/net/wireguard/noise.c:822 #3: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:304 [inline] #3: ffff800087ba21d0 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x6c/0x1ac mm/kasan/quarantine.c:259 locks held by kworker/u8:11/3763: 3, last CPU#0: #0: ffff00000e04c140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x12ec/0x1c00 kernel/workqueue.c:3362 #1: ffff8000a21f7c70 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_one_work+0x780/0x1c00 kernel/workqueue.c:3361 #2: ffff00002adfc258 (&devlink->lock_key){+.+.}-{4:4}, at: devl_trylock+0x18/0x30 net/devlink/core.c:314 =============================================