Extracting prog: 2m41.634733917s Minimizing prog: 29m3.882447073s Simplifying prog options: 0s Extracting C: 1m10.923619456s Simplifying C: 12m46.022203142s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program crashed: possible deadlock in kvfree_call_rcu single: successfully extracted reproducer found reproducer with 6 syscalls minimizing guilty program testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00'}, 0x10) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5}, 0x38) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r0 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r0}, 0x10) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, 0x0, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, 0x0, &(0x7f0000000140), 0x5, r0}, 0x38) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), 0x0, 0x5, r0}, 0x38) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$PROG_LOAD(0x5, 0x0, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x94) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, 0x0, 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, 0x0, &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) program did not crash testing program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={0x0, r1}, 0x18) program did not crash extracting C reproducer testing compiled C program (duration=56.186763994s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in kvfree_call_rcu simplifying C reproducer testing compiled C program (duration=56.186763994s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in kvfree_call_rcu testing compiled C program (duration=56.186763994s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program did not crash testing compiled C program (duration=56.186763994s, {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}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in kvfree_call_rcu testing compiled C program (duration=56.186763994s, {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}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in kvfree_call_rcu testing compiled C program (duration=56.186763994s, {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}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in kvfree_call_rcu testing compiled C program (duration=56.186763994s, {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}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in kvfree_call_rcu testing compiled C program (duration=56.186763994s, {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}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in kvfree_call_rcu testing compiled C program (duration=56.186763994s, {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}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN program crashed: possible deadlock in kvfree_call_rcu testing program (duration=56.186763994s, {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}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program crashed: possible deadlock in kvfree_call_rcu validation run: crashed=true testing program (duration=56.186763994s, {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}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program crashed: possible deadlock in kvfree_call_rcu validation run: crashed=true testing program (duration=56.186763994s, {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}}): bpf$MAP_CREATE-bpf$BPF_PROG_TEST_RUN-bpf$MAP_UPDATE_BATCH-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0xb, 0x8, 0xc, 0xffffffff, 0x1, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x24, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000140), 0x5, r0}, 0x38) bpf$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, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='timer_start\x00', r1}, 0x10) program crashed: possible deadlock in kvfree_call_rcu validation run: crashed=true reproducing took 49m50.705837156s repro crashed as (corrupted=false): ============================================ WARNING: possible recursive locking detected 6.6.98-syzkaller #0 Not tainted -------------------------------------------- kworker/u4:1/12 is trying to acquire lock: ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: krc_this_cpu_lock kernel/rcu/tree.c:2959 [inline] ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: add_ptr_to_bulk_krc_lock kernel/rcu/tree.c:3368 [inline] ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: kvfree_call_rcu+0x15a/0x780 kernel/rcu/tree.c:3453 but task is already holding lock: ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: krc_this_cpu_lock kernel/rcu/tree.c:2959 [inline] ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: add_ptr_to_bulk_krc_lock kernel/rcu/tree.c:3368 [inline] ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: kvfree_call_rcu+0x15a/0x780 kernel/rcu/tree.c:3453 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(krc.lock); lock(krc.lock); *** DEADLOCK *** May be due to missing lock nesting notation 8 locks held by kworker/u4:1/12: #0: ffff888017873938 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:2609 [inline] #0: ffff888017873938 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x957/0x15b0 kernel/workqueue.c:2711 #1: ffffc90000117d00 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:2609 [inline] #1: ffffc90000117d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x957/0x15b0 kernel/workqueue.c:2711 #2: ffffffff8dfadc10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x136/0xb90 net/core/net_namespace.c:606 #3: ffffffff8dfbaa08 (rtnl_mutex){+.+.}-{3:3}, at: ip_tunnel_delete_nets+0xcc/0x360 net/ipv4/ip_tunnel.c:1166 #4: ffffffff8ce938b8 (sysctl_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline] #4: ffffffff8ce938b8 (sysctl_lock){+.+.}-{2:2}, at: start_unregistering fs/proc/proc_sysctl.c:314 [inline] #4: ffffffff8ce938b8 (sysctl_lock){+.+.}-{2:2}, at: drop_sysctl_table+0x173/0x4b0 fs/proc/proc_sysctl.c:1507 #5: ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: krc_this_cpu_lock kernel/rcu/tree.c:2959 [inline] #5: ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: add_ptr_to_bulk_krc_lock kernel/rcu/tree.c:3368 [inline] #5: ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: kvfree_call_rcu+0x15a/0x780 kernel/rcu/tree.c:3453 #6: ffff8880b8e297d8 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 kernel/time/timer.c:999 #7: ffffffff8cd2fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:334 [inline] #7: ffffffff8cd2fae0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:786 [inline] #7: ffffffff8cd2fae0 (rcu_read_lock){....}-{1:2}, at: __bpf_trace_run kernel/trace/bpf_trace.c:2321 [inline] #7: ffffffff8cd2fae0 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run3+0xf4/0x400 kernel/trace/bpf_trace.c:2362 stack backtrace: CPU: 0 PID: 12 Comm: kworker/u4:1 Not tainted 6.6.98-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: netns cleanup_net Call Trace: dump_stack_lvl+0x16c/0x230 lib/dump_stack.c:106 check_deadlock kernel/locking/lockdep.c:3062 [inline] validate_chain kernel/locking/lockdep.c:3856 [inline] __lock_acquire+0x5d40/0x7c80 kernel/locking/lockdep.c:5137 lock_acquire+0x197/0x410 kernel/locking/lockdep.c:5754 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154 krc_this_cpu_lock kernel/rcu/tree.c:2959 [inline] add_ptr_to_bulk_krc_lock kernel/rcu/tree.c:3368 [inline] kvfree_call_rcu+0x15a/0x780 kernel/rcu/tree.c:3453 trie_delete_elem+0x535/0x6a0 kernel/bpf/lpm_trie.c:545 bpf_prog_2c29ac5cdc6b1842+0x42/0x46 bpf_dispatcher_nop_func include/linux/bpf.h:1213 [inline] __bpf_prog_run include/linux/filter.h:612 [inline] bpf_prog_run include/linux/filter.h:619 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2322 [inline] bpf_trace_run3+0x1e7/0x400 kernel/trace/bpf_trace.c:2362 __bpf_trace_timer_start+0x14a/0x1b0 include/trace/events/timer.h:53 trace_timer_start include/trace/events/timer.h:53 [inline] enqueue_timer+0x398/0x530 kernel/time/timer.c:609 internal_add_timer kernel/time/timer.c:634 [inline] __mod_timer+0x977/0xdb0 kernel/time/timer.c:1131 queue_delayed_work_on+0x12a/0x1e0 kernel/workqueue.c:1987 kvfree_call_rcu+0x541/0x780 kernel/rcu/tree.c:3481 drop_sysctl_table+0x356/0x4b0 fs/proc/proc_sysctl.c:1511 unregister_sysctl_table+0x41/0x60 fs/proc/proc_sysctl.c:1532 __devinet_sysctl_unregister net/ipv4/devinet.c:2657 [inline] devinet_sysctl_unregister net/ipv4/devinet.c:2685 [inline] inetdev_destroy net/ipv4/devinet.c:330 [inline] inetdev_event+0x760/0x15c0 net/ipv4/devinet.c:1637 notifier_call_chain+0x197/0x390 kernel/notifier.c:93 call_netdevice_notifiers_extack net/core/dev.c:2064 [inline] call_netdevice_notifiers net/core/dev.c:2078 [inline] unregister_netdevice_many_notify+0xf36/0x1810 net/core/dev.c:11074 ip_tunnel_delete_nets+0x31c/0x360 net/ipv4/ip_tunnel.c:1171 ops_exit_list net/core/net_namespace.c:178 [inline] cleanup_net+0x77f/0xb90 net/core/net_namespace.c:652 process_one_work kernel/workqueue.c:2634 [inline] process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792 kthread+0x2fa/0x390 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293 final repro crashed as (corrupted=false): ============================================ WARNING: possible recursive locking detected 6.6.98-syzkaller #0 Not tainted -------------------------------------------- kworker/u4:1/12 is trying to acquire lock: ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: krc_this_cpu_lock kernel/rcu/tree.c:2959 [inline] ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: add_ptr_to_bulk_krc_lock kernel/rcu/tree.c:3368 [inline] ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: kvfree_call_rcu+0x15a/0x780 kernel/rcu/tree.c:3453 but task is already holding lock: ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: krc_this_cpu_lock kernel/rcu/tree.c:2959 [inline] ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: add_ptr_to_bulk_krc_lock kernel/rcu/tree.c:3368 [inline] ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: kvfree_call_rcu+0x15a/0x780 kernel/rcu/tree.c:3453 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(krc.lock); lock(krc.lock); *** DEADLOCK *** May be due to missing lock nesting notation 8 locks held by kworker/u4:1/12: #0: ffff888017873938 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:2609 [inline] #0: ffff888017873938 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x957/0x15b0 kernel/workqueue.c:2711 #1: ffffc90000117d00 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:2609 [inline] #1: ffffc90000117d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x957/0x15b0 kernel/workqueue.c:2711 #2: ffffffff8dfadc10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x136/0xb90 net/core/net_namespace.c:606 #3: ffffffff8dfbaa08 (rtnl_mutex){+.+.}-{3:3}, at: ip_tunnel_delete_nets+0xcc/0x360 net/ipv4/ip_tunnel.c:1166 #4: ffffffff8ce938b8 (sysctl_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline] #4: ffffffff8ce938b8 (sysctl_lock){+.+.}-{2:2}, at: start_unregistering fs/proc/proc_sysctl.c:314 [inline] #4: ffffffff8ce938b8 (sysctl_lock){+.+.}-{2:2}, at: drop_sysctl_table+0x173/0x4b0 fs/proc/proc_sysctl.c:1507 #5: ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: krc_this_cpu_lock kernel/rcu/tree.c:2959 [inline] #5: ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: add_ptr_to_bulk_krc_lock kernel/rcu/tree.c:3368 [inline] #5: ffff8880b8e295a8 (krc.lock){..-.}-{2:2}, at: kvfree_call_rcu+0x15a/0x780 kernel/rcu/tree.c:3453 #6: ffff8880b8e297d8 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 kernel/time/timer.c:999 #7: ffffffff8cd2fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:334 [inline] #7: ffffffff8cd2fae0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:786 [inline] #7: ffffffff8cd2fae0 (rcu_read_lock){....}-{1:2}, at: __bpf_trace_run kernel/trace/bpf_trace.c:2321 [inline] #7: ffffffff8cd2fae0 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run3+0xf4/0x400 kernel/trace/bpf_trace.c:2362 stack backtrace: CPU: 0 PID: 12 Comm: kworker/u4:1 Not tainted 6.6.98-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: netns cleanup_net Call Trace: dump_stack_lvl+0x16c/0x230 lib/dump_stack.c:106 check_deadlock kernel/locking/lockdep.c:3062 [inline] validate_chain kernel/locking/lockdep.c:3856 [inline] __lock_acquire+0x5d40/0x7c80 kernel/locking/lockdep.c:5137 lock_acquire+0x197/0x410 kernel/locking/lockdep.c:5754 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154 krc_this_cpu_lock kernel/rcu/tree.c:2959 [inline] add_ptr_to_bulk_krc_lock kernel/rcu/tree.c:3368 [inline] kvfree_call_rcu+0x15a/0x780 kernel/rcu/tree.c:3453 trie_delete_elem+0x535/0x6a0 kernel/bpf/lpm_trie.c:545 bpf_prog_2c29ac5cdc6b1842+0x42/0x46 bpf_dispatcher_nop_func include/linux/bpf.h:1213 [inline] __bpf_prog_run include/linux/filter.h:612 [inline] bpf_prog_run include/linux/filter.h:619 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2322 [inline] bpf_trace_run3+0x1e7/0x400 kernel/trace/bpf_trace.c:2362 __bpf_trace_timer_start+0x14a/0x1b0 include/trace/events/timer.h:53 trace_timer_start include/trace/events/timer.h:53 [inline] enqueue_timer+0x398/0x530 kernel/time/timer.c:609 internal_add_timer kernel/time/timer.c:634 [inline] __mod_timer+0x977/0xdb0 kernel/time/timer.c:1131 queue_delayed_work_on+0x12a/0x1e0 kernel/workqueue.c:1987 kvfree_call_rcu+0x541/0x780 kernel/rcu/tree.c:3481 drop_sysctl_table+0x356/0x4b0 fs/proc/proc_sysctl.c:1511 unregister_sysctl_table+0x41/0x60 fs/proc/proc_sysctl.c:1532 __devinet_sysctl_unregister net/ipv4/devinet.c:2657 [inline] devinet_sysctl_unregister net/ipv4/devinet.c:2685 [inline] inetdev_destroy net/ipv4/devinet.c:330 [inline] inetdev_event+0x760/0x15c0 net/ipv4/devinet.c:1637 notifier_call_chain+0x197/0x390 kernel/notifier.c:93 call_netdevice_notifiers_extack net/core/dev.c:2064 [inline] call_netdevice_notifiers net/core/dev.c:2078 [inline] unregister_netdevice_many_notify+0xf36/0x1810 net/core/dev.c:11074 ip_tunnel_delete_nets+0x31c/0x360 net/ipv4/ip_tunnel.c:1171 ops_exit_list net/core/net_namespace.c:178 [inline] cleanup_net+0x77f/0xb90 net/core/net_namespace.c:652 process_one_work kernel/workqueue.c:2634 [inline] process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792 kthread+0x2fa/0x390 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293