BUG: program execution failed: executor NUM: failed to write control pipe: write |NUM: broken pipe executing program 2023/02/28 12:12:00 BUG: program execution failed: executor 0: failed to write control pipe: write |1: broken pipe SYZFAIL: wrong response packet (errno 16: Device or resource busy) loop exited with status 67 Warning: Permanently added '[localhost]:30321' (ECDSA) to the list of known hosts. [ 151.543575][ T36] audit: type=1400 audit(1677586313.707:75): avc: denied { execute } for pid=5150 comm="sh" name="syz-fuzzer" dev="sda1" ino=1134 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 151.585550][ T36] audit: type=1400 audit(1677586313.727:76): avc: denied { execute_no_trans } for pid=5150 comm="sh" path="/syz-fuzzer" dev="sda1" ino=1134 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 2023/02/28 12:11:54 ignoring optional flag "raw_cover"="false" 2023/02/28 12:11:54 ignoring optional flag "sandbox_arg"="0" 2023/02/28 12:11:54 fuzzer started 2023/02/28 12:11:55 connecting to host at localhost:44441 2023/02/28 12:11:55 checking machine... 2023/02/28 12:11:55 checking revisions... [ 153.403925][ T36] audit: type=1400 audit(1677586315.567:77): avc: denied { getattr } for pid=5150 comm="syz-fuzzer" path="user:[4026531837]" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 2023/02/28 12:11:55 testing simple program... [ 153.446802][ T36] audit: type=1400 audit(1677586315.567:78): avc: denied { read } for pid=5150 comm="syz-fuzzer" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 153.526712][ T36] audit: type=1400 audit(1677586315.567:79): avc: denied { open } for pid=5150 comm="syz-fuzzer" path="user:[4026531837]" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 153.578549][ T36] audit: type=1400 audit(1677586315.647:80): avc: denied { read } for pid=5150 comm="syz-fuzzer" name="raw-gadget" dev="devtmpfs" ino=762 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 153.580316][ T5161] cgroup: Unknown subsys name 'net' [ 153.616254][ T36] audit: type=1400 audit(1677586315.647:81): avc: denied { open } for pid=5150 comm="syz-fuzzer" path="/dev/raw-gadget" dev="devtmpfs" ino=762 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 153.616321][ T36] audit: type=1400 audit(1677586315.657:82): avc: denied { read } for pid=5150 comm="syz-fuzzer" name="vhci" dev="devtmpfs" ino=1106 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 153.616357][ T36] audit: type=1400 audit(1677586315.657:83): avc: denied { open } for pid=5150 comm="syz-fuzzer" path="/dev/vhci" dev="devtmpfs" ino=1106 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 153.616394][ T36] audit: type=1400 audit(1677586315.737:84): avc: denied { mounton } for pid=5161 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=1136 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 154.107924][ T5161] cgroup: Unknown subsys name 'rlimit' [ 154.276275][ T5159] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5159 'syz-fuzzer' executing program [ 157.894170][ T4539] Bluetooth: hci0: Opcode 0x c03 failed: -110 2023/02/28 12:12:00 BUG: program execution failed: executor 0: failed to write control pipe: write |1: broken pipe SYZFAIL: wrong response packet (errno 16: Device or resource busy) loop exited with status 67 VM DIAGNOSIS: 12:12:01 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff88802cbbd140 RCX=ffffffff8a1a6911 RDX=0000000000000004 RSI=0000000000000001 RDI=ffff88802ca3d154 RBP=ffff88802ca3d154 RSP=ffffc90002217b90 R8 =0000000000000001 R9 =ffff88802ca3d154 R10=ffffed1005947a2a R11=0000000000000000 R12=ffffed1005977a2a R13=ffff88802cbbd154 R14=dffffc0000000000 R15=ffff88802ca3d140 RIP=ffffffff813922a7 RFL=00000046 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 000000c000702090 ffffffff 00c00000 GS =0000 ffff88802ca00000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe1f0de74000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe1f0de72000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000000c00000fe80 CR3=000000002418b000 CR4=00150ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001fa0 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=c7bd996a27e69fbea403c6684609e422 XMM01=00000000000000000000000000000000 XMM02=0000000000000000411980e1a693da08 XMM03=32322035312e322e302e303120383736 XMM04=000000000000000500000000006d4e84 XMM05=000000000000000000000000018824d0 XMM06=000000000000000500000000006d4e89 XMM07=000000000000000000000000018824ce XMM08=000000000000000600000000006d6d69 XMM09=000000000000000000000000018824cb XMM10=000000000000000300000000006d27ad XMM11=000000000000000000000000018824cc XMM12=000000000000000600000000006d6c7f XMM13=000000000000000000000000018824ca XMM14=000000000000000400000000006d36c2 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=fffffbfff1cef20a RBX=fffffbfff1cef20b RCX=ffffffff81657689 RDX=fffffbfff1cef20b RSI=0000000000000008 RDI=ffffffff8e779050 RBP=fffffbfff1cef20a RSP=ffffc9000265fb78 R8 =0000000000000000 R9 =ffffffff8e779057 R10=fffffbfff1cef20a R11=0000000000000000 R12=ffffffff8d25da30 R13=0000000000000008 R14=0000000000000001 R15=ffff88801cd0e6c0 RIP=ffffffff81d4aeb6 RFL=00000046 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000000000000000 ffffffff 00c00000 GS =0000 ffff88802ca80000 ffffffff 00c00000 LDT=0000 0000000000000000 00000000 00000000 TR =0040 fffffe2667a0f000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe2667a0d000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000000c00021c1b2 CR3=000000002418b000 CR4=00150ee0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=fb661a18900fc1ba50883fbc1abaad97 XMM01=7b1b7f7b7297ada82c5358cc1967c360 XMM02=9776060615d23587bab3f42b67156498 XMM03=37800dcf64a141caba7e41a1d4b2088e XMM04=00000000000000000000000022a4c25d XMM05=00000000000000000000000000000057 XMM06=00000000000000000000000000000000 XMM07=000000000000005722a4c25db0f92073 XMM08=46000000ce00000064000000ae000000 XMM09=65706970206e656b6f7262203a317c20 XMM10=d531a6717555b54bedafa10820cff3e9 XMM11=0bd2bc1ed96149e4f29388b163e97aba XMM12=0d0c0f0e09080b0a0504070601000302 XMM13=0c0f0e0d080b0a090407060500030201 XMM14=00000000000000000000000000000380 XMM15=00000000000000000000000000000040 info registers vcpu 2 RAX=0000000000000000 RBX=0000000000000003 RCX=ffffffff8a1a64b0 RDX=ffffed100453c029 RSI=0000000000000004 RDI=ffff8880229e0140 RBP=ffff8880229e0140 RSP=ffffc90002457ba8 R8 =0000000000000000 R9 =ffff8880229e0143 R10=ffffed100453c028 R11=0000000000000000 R12=ffffed100453c028 R13=0000000000000001 R14=0000000000000000 R15=ffff88802cb3d140 RIP=ffffffff8a1a64a3 RFL=00000046 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 000000c000036890 ffffffff 00c00000 GS =0000 ffff88802cb00000 ffffffff 00c00000 LDT=0000 0000000000000000 00000000 00000000 TR =0040 fffffe47af865000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe47af863000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffeb767e2a8 CR3=000000002418b000 CR4=00150ee0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001fa0 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=000000000000005f000000c0002f2000 XMM01=0000000000020000000000000000005f XMM02=00000000000000004129ff5000000000 XMM03=000000000052a1ab0000000000529e25 XMM04=0000000000529c0b0000000000529deb XMM05=0000000000526e950000000000526edd XMM06=00000000006593d70000000000659d29 XMM07=000000000043814700000000006520ca XMM08=000000000040ec25000000000040fc99 XMM09=000000000052a0d90000000000529ea5 XMM10=0000000000529e25000000000052a1ab XMM11=0000000000529deb000000000052a1ab XMM12=0000000000526edd0000000000529c0b XMM13=0000000000659d290000000000526e95 XMM14=00000000006520ca00000000006593d7 XMM15=00000000000000000000000000000000 info registers vcpu 3 RAX=0000000000000000 RBX=0000000000000000 RCX=1ffff11002807cd3 RDX=1ffff11002807e70 RSI=0000000000000000 RDI=ffff88801403e140 RBP=ffff88801403e140 RSP=ffffc900006789a8 R8 =0000000000000000 R9 =0000000000000001 R10=fffffbfff1cef20a R11=0000000000000001 R12=0000000000000004 R13=ffff88801403f380 R14=0000000000000000 R15=00000024d2b606ed RIP=ffffffff81616caa RFL=00010046 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000000000000000 ffffffff 00c00000 GS =0000 ffff88802cb80000 ffffffff 00c00000 LDT=0000 0000000000000000 00000000 00000000 TR =0040 fffffe1b2dcaf000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe1b2dcad000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa9d2f6efb8 CR3=000000002418b000 CR4=00150ee0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=0000000000000000000000000000ff00 XMM01=25252525252525252525252525252525 XMM02=00000000000000000000000000000000 XMM03=00000000000000000000000000000000 XMM04=0000000000000000000000000000ff00 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 syzkaller build log: go env (err=) GO111MODULE="auto" GOARCH="amd64" GOBIN="" GOCACHE="/syzkaller/.cache/go-build" GOENV="/syzkaller/.config/go/env" GOEXE="" GOEXPERIMENT="" GOFLAGS="" GOHOSTARCH="amd64" GOHOSTOS="linux" GOINSECURE="" GOMODCACHE="/syzkaller/jobs/linux/gopath/pkg/mod" GONOPROXY="" GONOSUMDB="" GOOS="linux" GOPATH="/syzkaller/jobs/linux/gopath" GOPRIVATE="" GOPROXY="https://proxy.golang.org,direct" GOROOT="/usr/local/go" GOSUMDB="sum.golang.org" GOTMPDIR="" GOTOOLDIR="/usr/local/go/pkg/tool/linux_amd64" GOVCS="" GOVERSION="go1.20.1" GCCGO="gccgo" GOAMD64="v1" AR="ar" CC="gcc" CXX="g++" CGO_ENABLED="1" GOMOD="/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mod" GOWORK="" CGO_CFLAGS="-O2 -g" CGO_CPPFLAGS="" CGO_CXXFLAGS="-O2 -g" CGO_FFLAGS="-O2 -g" CGO_LDFLAGS="-O2 -g" PKG_CONFIG="pkg-config" GOGCCFLAGS="-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build2148033133=/tmp/go-build -gno-record-gcc-switches" git status (err=) HEAD detached at 8b9ca619d nothing to commit, working tree clean go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen make .descriptions bin/syz-sysgen touch .descriptions GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=8b9ca619df135211a89cc19719f2705d0016045d -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220211-184541'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=8b9ca619df135211a89cc19719f2705d0016045d -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220211-184541'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=8b9ca619df135211a89cc19719f2705d0016045d -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220211-184541'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress mkdir -p ./bin/linux_amd64 gcc -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"8b9ca619df135211a89cc19719f2705d0016045d\"