Extracting prog: 2m7.2779134s Minimizing prog: 21m24.625856784s Simplifying prog options: 0s Extracting C: 1m2.942329285s Simplifying C: 11m0.722521067s 30 programs, timeouts [15s 1m40s 6m0s] extracting reproducer from 30 programs single: executing 5 programs separately with timeout 15s testing program (duration=15s, {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}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-ioctl$KVM_SET_MSRS detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000440)=ANY=[@ANYBLOB="0100000000d32a2e01000040ff9b66a470b85aa7ad135d89d135927bb235b93804593bb362e05e6fdb7a35f2508cc2a36ae8345eb5ff957940bd18650b2a0b0041a50f26297d48"]) program did not crash testing program (duration=15s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-connect$inet6-connect$inet6-setsockopt$inet6_IPV6_DSTOPTS-gettid-openat$rfkill-write$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @dev, 0x8}, 0x1c) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @ipv4}, 0x1c) setsockopt$inet6_IPV6_DSTOPTS(r0, 0x29, 0x6, 0x0, 0x0) gettid() r4 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r4, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) write$rfkill(r4, &(0x7f0000000340)={0x53, 0x8, 0x0, 0x1, 0xcc}, 0x8) program crashed: possible deadlock in rfkill_fop_write single: successfully extracted reproducer found reproducer with 21 syscalls minimizing guilty program testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-connect$inet6-connect$inet6-setsockopt$inet6_IPV6_DSTOPTS-gettid-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @dev, 0x8}, 0x1c) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @ipv4}, 0x1c) setsockopt$inet6_IPV6_DSTOPTS(r0, 0x29, 0x6, 0x0, 0x0) gettid() r4 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r4, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-connect$inet6-connect$inet6-setsockopt$inet6_IPV6_DSTOPTS-gettid-openat$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @dev, 0x8}, 0x1c) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @ipv4}, 0x1c) setsockopt$inet6_IPV6_DSTOPTS(r0, 0x29, 0x6, 0x0, 0x0) gettid() openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) program did not crash testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-connect$inet6-connect$inet6-setsockopt$inet6_IPV6_DSTOPTS-gettid-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @dev, 0x8}, 0x1c) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @ipv4}, 0x1c) setsockopt$inet6_IPV6_DSTOPTS(r0, 0x29, 0x6, 0x0, 0x0) gettid() write$rfkill(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program did not crash testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-connect$inet6-connect$inet6-setsockopt$inet6_IPV6_DSTOPTS-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @dev, 0x8}, 0x1c) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @ipv4}, 0x1c) setsockopt$inet6_IPV6_DSTOPTS(r0, 0x29, 0x6, 0x0, 0x0) r4 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r4, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-connect$inet6-connect$inet6-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @dev, 0x8}, 0x1c) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @ipv4}, 0x1c) r4 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r4, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-connect$inet6-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @dev, 0x8}, 0x1c) r4 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r4, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) r3 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r3, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r3, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) r3 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r3, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) r2 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r2, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r1, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r1, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-getpid-sched_setscheduler-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r1, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-getpid-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r0, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-sched_setscheduler-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r0, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-prlimit64-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6(0xa, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r0, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-socket$inet6-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6(0xa, 0x2, 0x0) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r0, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$tun-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r0, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-mmap-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f00000da000/0x2000)=nil, 0x2000, 0x62ebccfc0b6865e9, 0x10, 0xffffffffffffffff, 0x7b5de000) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r0, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$kvm-openat$rfkill-write$rfkill detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r0, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$rfkill-write$rfkill detailed listing: executing program 0: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r0, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=22.5s, {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}}): openat$rfkill-write$rfkill detailed listing: executing program 0: r0 = openat$rfkill(0xffffffffffffff9c, 0x0, 0x602, 0x0) write$rfkill(r0, &(0x7f0000000300)={0x0, 0x2, 0x3, 0x1}, 0x8) program did not crash testing program (duration=22.5s, {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}}): openat$rfkill-write$rfkill detailed listing: executing program 0: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0) write$rfkill(r0, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=22.5s, {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}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close simplifying C reproducer testing compiled C program (duration=22.5s, {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}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close testing compiled C program (duration=22.5s, {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}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close testing compiled C program (duration=22.5s, {Threaded:false Repeat:false 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}}): openat$rfkill-write$rfkill program did not crash testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false 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}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false 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}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false 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}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-write$rfkill program did not crash testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close reproducing took 35m35.568640995s repro crashed as (corrupted=false): ====================================================== WARNING: possible circular locking dependency detected 5.15.165-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor403/3565 is trying to acquire lock: ffff888077c58b98 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}, at: __flush_work+0xcf/0x1a0 kernel/workqueue.c:3090 but task is already holding lock: ffff888077c58ff0 (&hdev->req_lock){+.+.}-{3:3}, at: hci_dev_do_close+0x63/0x1070 net/bluetooth/hci_core.c:1737 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #3 (&hdev->req_lock){+.+.}-{3:3}: lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623 __mutex_lock_common+0x1da/0x25a0 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743 hci_dev_do_close+0x63/0x1070 net/bluetooth/hci_core.c:1737 hci_rfkill_set_block+0x114/0x1a0 net/bluetooth/hci_core.c:2235 rfkill_set_block+0x1e7/0x430 net/rfkill/core.c:345 rfkill_fop_write+0x5b7/0x790 net/rfkill/core.c:1274 vfs_write+0x30c/0xe50 fs/read_write.c:592 ksys_write+0x1a2/0x2c0 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 -> #2 (rfkill_global_mutex){+.+.}-{3:3}: lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623 __mutex_lock_common+0x1da/0x25a0 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743 rfkill_register+0x30/0x880 net/rfkill/core.c:1045 hci_register_dev+0x4dd/0xa50 net/bluetooth/hci_core.c:3960 __vhci_create_device drivers/bluetooth/hci_vhci.c:129 [inline] vhci_create_device+0x310/0x590 drivers/bluetooth/hci_vhci.c:153 vhci_get_user drivers/bluetooth/hci_vhci.c:210 [inline] vhci_write+0x382/0x430 drivers/bluetooth/hci_vhci.c:290 call_write_iter include/linux/fs.h:2172 [inline] new_sync_write fs/read_write.c:507 [inline] vfs_write+0xacd/0xe50 fs/read_write.c:594 ksys_write+0x1a2/0x2c0 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 -> #1 (&data->open_mutex){+.+.}-{3:3}: lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623 __mutex_lock_common+0x1da/0x25a0 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743 vhci_send_frame+0x8a/0xf0 drivers/bluetooth/hci_vhci.c:71 hci_send_frame+0x1af/0x2f0 net/bluetooth/hci_core.c:4256 hci_sched_acl_pkt net/bluetooth/hci_core.c:4781 [inline] hci_sched_acl net/bluetooth/hci_core.c:4866 [inline] hci_tx_work+0xb0b/0x19d0 net/bluetooth/hci_core.c:4937 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:287 -> #0 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: check_prev_add kernel/locking/lockdep.c:3053 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain+0x1649/0x5930 kernel/locking/lockdep.c:3788 __lock_acquire+0x1295/0x1ff0 kernel/locking/lockdep.c:5012 lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623 __flush_work+0xeb/0x1a0 kernel/workqueue.c:3090 hci_dev_do_close+0x20a/0x1070 net/bluetooth/hci_core.c:1756 hci_rfkill_set_block+0x114/0x1a0 net/bluetooth/hci_core.c:2235 rfkill_set_block+0x1e7/0x430 net/rfkill/core.c:345 rfkill_fop_write+0x5b7/0x790 net/rfkill/core.c:1274 vfs_write+0x30c/0xe50 fs/read_write.c:592 ksys_write+0x1a2/0x2c0 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 other info that might help us debug this: Chain exists of: (work_completion)(&hdev->tx_work) --> rfkill_global_mutex --> &hdev->req_lock Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&hdev->req_lock); lock(rfkill_global_mutex); lock(&hdev->req_lock); lock((work_completion)(&hdev->tx_work)); *** DEADLOCK *** 2 locks held by syz-executor403/3565: #0: ffffffff8dcbd1a8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x1a5/0x790 net/rfkill/core.c:1266 #1: ffff888077c58ff0 (&hdev->req_lock){+.+.}-{3:3}, at: hci_dev_do_close+0x63/0x1070 net/bluetooth/hci_core.c:1737 stack backtrace: CPU: 0 PID: 3565 Comm: syz-executor403 Not tainted 5.15.165-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106 check_noncircular+0x2f8/0x3b0 kernel/locking/lockdep.c:2133 check_prev_add kernel/locking/lockdep.c:3053 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain+0x1649/0x5930 kernel/locking/lockdep.c:3788 __lock_acquire+0x1295/0x1ff0 kernel/locking/lockdep.c:5012 lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623 __flush_work+0xeb/0x1a0 kernel/workqueue.c:3090 hci_dev_do_close+0x20a/0x1070 net/bluetooth/hci_core.c:1756 hci_rfkill_set_block+0x114/0x1a0 net/bluetooth/hci_core.c:2235 rfkill_set_block+0x1e7/0x430 net/rfkill/core.c:345 rfkill_fop_write+0x5b7/0x790 net/rfkill/core.c:1274 vfs_write+0x30c/0xe50 fs/read_write.c:592 ksys_write+0x1a2/0x2c0 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f22e2061719 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc60a555c8 EFLAGS: 0 final repro crashed as (corrupted=false): ====================================================== WARNING: possible circular locking dependency detected 5.15.165-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor403/3565 is trying to acquire lock: ffff888077c58b98 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}, at: __flush_work+0xcf/0x1a0 kernel/workqueue.c:3090 but task is already holding lock: ffff888077c58ff0 (&hdev->req_lock){+.+.}-{3:3}, at: hci_dev_do_close+0x63/0x1070 net/bluetooth/hci_core.c:1737 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #3 (&hdev->req_lock){+.+.}-{3:3}: lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623 __mutex_lock_common+0x1da/0x25a0 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743 hci_dev_do_close+0x63/0x1070 net/bluetooth/hci_core.c:1737 hci_rfkill_set_block+0x114/0x1a0 net/bluetooth/hci_core.c:2235 rfkill_set_block+0x1e7/0x430 net/rfkill/core.c:345 rfkill_fop_write+0x5b7/0x790 net/rfkill/core.c:1274 vfs_write+0x30c/0xe50 fs/read_write.c:592 ksys_write+0x1a2/0x2c0 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 -> #2 (rfkill_global_mutex){+.+.}-{3:3}: lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623 __mutex_lock_common+0x1da/0x25a0 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743 rfkill_register+0x30/0x880 net/rfkill/core.c:1045 hci_register_dev+0x4dd/0xa50 net/bluetooth/hci_core.c:3960 __vhci_create_device drivers/bluetooth/hci_vhci.c:129 [inline] vhci_create_device+0x310/0x590 drivers/bluetooth/hci_vhci.c:153 vhci_get_user drivers/bluetooth/hci_vhci.c:210 [inline] vhci_write+0x382/0x430 drivers/bluetooth/hci_vhci.c:290 call_write_iter include/linux/fs.h:2172 [inline] new_sync_write fs/read_write.c:507 [inline] vfs_write+0xacd/0xe50 fs/read_write.c:594 ksys_write+0x1a2/0x2c0 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 -> #1 (&data->open_mutex){+.+.}-{3:3}: lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623 __mutex_lock_common+0x1da/0x25a0 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743 vhci_send_frame+0x8a/0xf0 drivers/bluetooth/hci_vhci.c:71 hci_send_frame+0x1af/0x2f0 net/bluetooth/hci_core.c:4256 hci_sched_acl_pkt net/bluetooth/hci_core.c:4781 [inline] hci_sched_acl net/bluetooth/hci_core.c:4866 [inline] hci_tx_work+0xb0b/0x19d0 net/bluetooth/hci_core.c:4937 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:287 -> #0 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: check_prev_add kernel/locking/lockdep.c:3053 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain+0x1649/0x5930 kernel/locking/lockdep.c:3788 __lock_acquire+0x1295/0x1ff0 kernel/locking/lockdep.c:5012 lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623 __flush_work+0xeb/0x1a0 kernel/workqueue.c:3090 hci_dev_do_close+0x20a/0x1070 net/bluetooth/hci_core.c:1756 hci_rfkill_set_block+0x114/0x1a0 net/bluetooth/hci_core.c:2235 rfkill_set_block+0x1e7/0x430 net/rfkill/core.c:345 rfkill_fop_write+0x5b7/0x790 net/rfkill/core.c:1274 vfs_write+0x30c/0xe50 fs/read_write.c:592 ksys_write+0x1a2/0x2c0 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 other info that might help us debug this: Chain exists of: (work_completion)(&hdev->tx_work) --> rfkill_global_mutex --> &hdev->req_lock Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&hdev->req_lock); lock(rfkill_global_mutex); lock(&hdev->req_lock); lock((work_completion)(&hdev->tx_work)); *** DEADLOCK *** 2 locks held by syz-executor403/3565: #0: ffffffff8dcbd1a8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x1a5/0x790 net/rfkill/core.c:1266 #1: ffff888077c58ff0 (&hdev->req_lock){+.+.}-{3:3}, at: hci_dev_do_close+0x63/0x1070 net/bluetooth/hci_core.c:1737 stack backtrace: CPU: 0 PID: 3565 Comm: syz-executor403 Not tainted 5.15.165-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106 check_noncircular+0x2f8/0x3b0 kernel/locking/lockdep.c:2133 check_prev_add kernel/locking/lockdep.c:3053 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain+0x1649/0x5930 kernel/locking/lockdep.c:3788 __lock_acquire+0x1295/0x1ff0 kernel/locking/lockdep.c:5012 lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623 __flush_work+0xeb/0x1a0 kernel/workqueue.c:3090 hci_dev_do_close+0x20a/0x1070 net/bluetooth/hci_core.c:1756 hci_rfkill_set_block+0x114/0x1a0 net/bluetooth/hci_core.c:2235 rfkill_set_block+0x1e7/0x430 net/rfkill/core.c:345 rfkill_fop_write+0x5b7/0x790 net/rfkill/core.c:1274 vfs_write+0x30c/0xe50 fs/read_write.c:592 ksys_write+0x1a2/0x2c0 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f22e2061719 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc60a555c8 EFLAGS: 0