Extracting prog: 1m42.999111851s Minimizing prog: 2h45m0.222020645s Simplifying prog options: 0s Extracting C: 27.990095779s Simplifying C: 7m8.775077075s 1 programs, 2 VMs, timeouts [6m0s] extracting reproducer from 1 programs 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r1}, &(0x7f0000000040), &(0x7f0000000140)=r0}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r1}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r2}, 0x10) program crashed: possible deadlock in sock_hash_delete_elem single: successfully extracted reproducer found reproducer with 6 syscalls minimizing guilty program testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r1}, &(0x7f0000000040), &(0x7f0000000140)=r0}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r1}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r1}, &(0x7f0000000040), &(0x7f0000000140)=r0}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r1}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00'}, 0x10) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r1}, &(0x7f0000000040), &(0x7f0000000140)=r0}, 0x20) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r2}, 0x10) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r1}, 0x10) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{}, &(0x7f0000000040), &(0x7f0000000140)=r0}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r1}, 0x10) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r0}, &(0x7f0000000040), &(0x7f0000000140)}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r1}, 0x10) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r0}, &(0x7f0000000040), &(0x7f0000000140)}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r1}, 0x10) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$MAP_CREATE(0x0, 0x0, 0x0) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r1}, &(0x7f0000000040), &(0x7f0000000140)=r0}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r1}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r2}, 0x10) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r1}, 0x10) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r1}, 0x0, &(0x7f0000000140)=r0}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r1}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r2}, 0x10) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r0}, &(0x7f0000000040), 0x0}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r1}, 0x10) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r1}, &(0x7f0000000040), &(0x7f0000000140)=r0}, 0x20) bpf$PROG_LOAD(0x5, 0x0, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r2}, 0x10) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r1}, &(0x7f0000000040), &(0x7f0000000140)=r0}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r2}, 0x10) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r1}, &(0x7f0000000040), &(0x7f0000000140)=r0}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r1}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r2 = bpf$PROG_LOAD(0x5, 0x0, 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r2}, 0x10) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r1}, &(0x7f0000000040), &(0x7f0000000140)=r0}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r1}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, 0x0, &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r2}, 0x10) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r1}, &(0x7f0000000040), &(0x7f0000000140)=r0}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r1}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r2}, 0x10) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r1}, &(0x7f0000000040), &(0x7f0000000140)=r0}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r1}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) program did not crash testing program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x12, 0x2, 0x4, 0x2}, 0x48) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000180)={{r1}, &(0x7f0000000040), &(0x7f0000000140)=r0}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r1}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={0x0, r2}, 0x10) program did not crash extracting C reproducer testing compiled C program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in sock_hash_delete_elem simplifying C reproducer testing compiled C program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in sock_hash_delete_elem testing compiled C program (duration=9m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in sock_hash_delete_elem testing compiled C program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in sock_hash_delete_elem testing compiled C program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in sock_hash_delete_elem testing compiled C program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in sock_hash_delete_elem testing compiled C program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in sock_hash_delete_elem testing compiled C program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair-bpf$MAP_CREATE-bpf$MAP_UPDATE_ELEM_TAIL_CALL-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in sock_hash_delete_elem reproducing took 2h54m19.98631552s repro crashed as (corrupted=false): ============================================ WARNING: possible recursive locking detected 5.15.160-syzkaller #0 Not tainted -------------------------------------------- kworker/1:1/23 is trying to acquire lock: ffff888074aa1868 (&htab->buckets[i].lock){+...}-{2:2}, at: sock_hash_delete_elem+0x177/0x400 net/core/sock_map.c:943 but task is already holding lock: ffff888074aa1868 (&htab->buckets[i].lock){+...}-{2:2}, at: sock_hash_delete_elem+0x177/0x400 net/core/sock_map.c:943 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(&htab->buckets[i].lock); lock(&htab->buckets[i].lock); *** DEADLOCK *** May be due to missing lock nesting notation 6 locks held by kworker/1:1/23: #0: ffff888011c70938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0 kernel/workqueue.c:2283 #1: ffffc90000ddfd20 ((work_completion)(&map->work)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0 kernel/workqueue.c:2285 #2: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:311 #3: ffff888074aa1868 (&htab->buckets[i].lock){+...}-{2:2}, at: sock_hash_delete_elem+0x177/0x400 net/core/sock_map.c:943 #4: ffff88807b1fc290 (&psock->link_lock){+...}-{2:2}, at: spin_lock_bh include/linux/spinlock.h:368 [inline] #4: ffff88807b1fc290 (&psock->link_lock){+...}-{2:2}, at: sock_map_del_link net/core/sock_map.c:147 [inline] #4: ffff88807b1fc290 (&psock->link_lock){+...}-{2:2}, at: sock_map_unref+0xcc/0x5d0 net/core/sock_map.c:182 #5: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:311 stack backtrace: CPU: 1 PID: 23 Comm: kworker/1:1 Not tainted 5.15.160-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Workqueue: events bpf_map_free_deferred Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106 print_deadlock_bug kernel/locking/lockdep.c:2946 [inline] check_deadlock kernel/locking/lockdep.c:2989 [inline] validate_chain+0x46d2/0x5930 kernel/locking/lockdep.c:3775 __lock_acquire+0x1295/0x1ff0 kernel/locking/lockdep.c:5012 lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline] _raw_spin_lock_bh+0x31/0x40 kernel/locking/spinlock.c:178 sock_hash_delete_elem+0x177/0x400 net/core/sock_map.c:943 bpf_prog_2c29ac5cdc6b1842+0x3a/0x948 bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline] __bpf_prog_run include/linux/filter.h:628 [inline] bpf_prog_run include/linux/filter.h:635 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:1880 [inline] bpf_trace_run2+0x19e/0x340 kernel/trace/bpf_trace.c:1917 __bpf_trace_kfree+0x6e/0x90 include/trace/events/kmem.h:118 trace_kfree include/trace/events/kmem.h:118 [inline] kfree+0x22f/0x270 mm/slub.c:4549 sk_psock_free_link include/linux/skmsg.h:421 [inline] sock_map_del_link net/core/sock_map.c:160 [inline] sock_map_unref+0x3ac/0x5d0 net/core/sock_map.c:182 sock_hash_delete_elem+0x388/0x400 net/core/sock_map.c:947 bpf_prog_2c29ac5cdc6b1842+0x3a/0x948 bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline] __bpf_prog_run include/linux/filter.h:628 [inline] bpf_prog_run include/linux/filter.h:635 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:1880 [inline] bpf_trace_run2+0x19e/0x340 kernel/trace/bpf_trace.c:1917 __bpf_trace_kfree+0x6e/0x90 include/trace/events/kmem.h:118 trace_kfree include/trace/events/kmem.h:118 [inline] kfree+0x22f/0x270 mm/slub.c:4549 sock_hash_free+0x713/0x780 net/core/sock_map.c:1185 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457 kthread+0x3f6/0x4f0 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:300 final repro crashed as (corrupted=false): ============================================ WARNING: possible recursive locking detected 5.15.160-syzkaller #0 Not tainted -------------------------------------------- kworker/1:1/23 is trying to acquire lock: ffff888074aa1868 (&htab->buckets[i].lock){+...}-{2:2}, at: sock_hash_delete_elem+0x177/0x400 net/core/sock_map.c:943 but task is already holding lock: ffff888074aa1868 (&htab->buckets[i].lock){+...}-{2:2}, at: sock_hash_delete_elem+0x177/0x400 net/core/sock_map.c:943 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(&htab->buckets[i].lock); lock(&htab->buckets[i].lock); *** DEADLOCK *** May be due to missing lock nesting notation 6 locks held by kworker/1:1/23: #0: ffff888011c70938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0 kernel/workqueue.c:2283 #1: ffffc90000ddfd20 ((work_completion)(&map->work)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0 kernel/workqueue.c:2285 #2: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:311 #3: ffff888074aa1868 (&htab->buckets[i].lock){+...}-{2:2}, at: sock_hash_delete_elem+0x177/0x400 net/core/sock_map.c:943 #4: ffff88807b1fc290 (&psock->link_lock){+...}-{2:2}, at: spin_lock_bh include/linux/spinlock.h:368 [inline] #4: ffff88807b1fc290 (&psock->link_lock){+...}-{2:2}, at: sock_map_del_link net/core/sock_map.c:147 [inline] #4: ffff88807b1fc290 (&psock->link_lock){+...}-{2:2}, at: sock_map_unref+0xcc/0x5d0 net/core/sock_map.c:182 #5: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:311 stack backtrace: CPU: 1 PID: 23 Comm: kworker/1:1 Not tainted 5.15.160-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Workqueue: events bpf_map_free_deferred Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106 print_deadlock_bug kernel/locking/lockdep.c:2946 [inline] check_deadlock kernel/locking/lockdep.c:2989 [inline] validate_chain+0x46d2/0x5930 kernel/locking/lockdep.c:3775 __lock_acquire+0x1295/0x1ff0 kernel/locking/lockdep.c:5012 lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline] _raw_spin_lock_bh+0x31/0x40 kernel/locking/spinlock.c:178 sock_hash_delete_elem+0x177/0x400 net/core/sock_map.c:943 bpf_prog_2c29ac5cdc6b1842+0x3a/0x948 bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline] __bpf_prog_run include/linux/filter.h:628 [inline] bpf_prog_run include/linux/filter.h:635 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:1880 [inline] bpf_trace_run2+0x19e/0x340 kernel/trace/bpf_trace.c:1917 __bpf_trace_kfree+0x6e/0x90 include/trace/events/kmem.h:118 trace_kfree include/trace/events/kmem.h:118 [inline] kfree+0x22f/0x270 mm/slub.c:4549 sk_psock_free_link include/linux/skmsg.h:421 [inline] sock_map_del_link net/core/sock_map.c:160 [inline] sock_map_unref+0x3ac/0x5d0 net/core/sock_map.c:182 sock_hash_delete_elem+0x388/0x400 net/core/sock_map.c:947 bpf_prog_2c29ac5cdc6b1842+0x3a/0x948 bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline] __bpf_prog_run include/linux/filter.h:628 [inline] bpf_prog_run include/linux/filter.h:635 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:1880 [inline] bpf_trace_run2+0x19e/0x340 kernel/trace/bpf_trace.c:1917 __bpf_trace_kfree+0x6e/0x90 include/trace/events/kmem.h:118 trace_kfree include/trace/events/kmem.h:118 [inline] kfree+0x22f/0x270 mm/slub.c:4549 sock_hash_free+0x713/0x780 net/core/sock_map.c:1185 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457 kthread+0x3f6/0x4f0 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:300