./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor324109202 <...> Warning: Permanently added '10.128.1.92' (ED25519) to the list of known hosts. execve("./syz-executor324109202", ["./syz-executor324109202"], 0x7fffaa4f32f0 /* 10 vars */) = 0 brk(NULL) = 0x55556b91d000 brk(0x55556b91dd40) = 0x55556b91dd40 arch_prctl(ARCH_SET_FS, 0x55556b91d3c0) = 0 set_tid_address(0x55556b91d690) = 5070 set_robust_list(0x55556b91d6a0, 24) = 0 rseq(0x55556b91dce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor324109202", 4096) = 27 getrandom("\x74\x88\xaa\x4f\x4c\x38\x42\xff", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556b91dd40 brk(0x55556b93ed40) = 0x55556b93ed40 brk(0x55556b93f000) = 0x55556b93f000 mprotect(0x7fbb40d6d000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5071 attached , child_tidptr=0x55556b91d690) = 5071 [pid 5070] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5071] set_robust_list(0x55556b91d6a0, 24) = 0 ./strace-static-x86_64: Process 5072 attached [pid 5071] unshare(CLONE_NEWPID [pid 5070] <... clone resumed>, child_tidptr=0x55556b91d690) = 5072 [pid 5070] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5071] <... unshare resumed>) = 0 [pid 5070] <... clone resumed>, child_tidptr=0x55556b91d690) = 5073 ./strace-static-x86_64: Process 5073 attached [pid 5072] unshare(CLONE_NEWPID [pid 5071] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5070] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] set_robust_list(0x55556b91d6a0, 24 [pid 5072] <... unshare resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5074 attached ./strace-static-x86_64: Process 5075 attached [pid 5074] set_robust_list(0x55556b91d6a0, 24 [pid 5073] unshare(CLONE_NEWPID [pid 5072] <... clone resumed>, child_tidptr=0x55556b91d690) = 5075 [pid 5071] <... clone resumed>, child_tidptr=0x55556b91d690) = 5074 ./strace-static-x86_64: Process 5076 attached [pid 5075] set_robust_list(0x55556b91d6a0, 24 [pid 5074] <... set_robust_list resumed>) = 0 [pid 5073] <... unshare resumed>) = 0 [pid 5070] <... clone resumed>, child_tidptr=0x55556b91d690) = 5076 [pid 5076] set_robust_list(0x55556b91d6a0, 24 [pid 5070] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] <... set_robust_list resumed>) = 0 [pid 5075] <... set_robust_list resumed>) = 0 [pid 5074] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5077 attached [pid 5076] unshare(CLONE_NEWPID [pid 5075] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5074] <... mount resumed>) = -1 EBUSY (Device or resource busy) ./strace-static-x86_64: Process 5078 attached [pid 5070] <... clone resumed>, child_tidptr=0x55556b91d690) = 5077 [pid 5077] set_robust_list(0x55556b91d6a0, 24 [pid 5076] <... unshare resumed>) = 0 [pid 5075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5073] <... clone resumed>, child_tidptr=0x55556b91d690) = 5078 [pid 5074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5077] <... set_robust_list resumed>) = 0 [pid 5075] <... prctl resumed>) = 0 [pid 5077] unshare(CLONE_NEWPID [pid 5075] setsid( [pid 5077] <... unshare resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... setsid resumed>) = 1 [pid 5074] <... prctl resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5074] setsid( [pid 5078] set_robust_list(0x55556b91d6a0, 24 [pid 5075] <... prlimit64 resumed>NULL) = 0 [pid 5075] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5075] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5075] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5075] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5075] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5075] unshare(CLONE_NEWNS./strace-static-x86_64: Process 5079 attached [pid 5078] <... set_robust_list resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x55556b91d690) = 5079 [pid 5075] <... unshare resumed>) = 0 [pid 5074] <... setsid resumed>) = 1 ./strace-static-x86_64: Process 5080 attached [pid 5079] set_robust_list(0x55556b91d6a0, 24 [pid 5075] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5080] set_robust_list(0x55556b91d6a0, 24 [pid 5079] <... set_robust_list resumed>) = 0 [pid 5078] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5077] <... clone resumed>, child_tidptr=0x55556b91d690) = 5080 [pid 5074] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5080] <... set_robust_list resumed>) = 0 [pid 5079] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5078] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5075] <... mount resumed>) = 0 [pid 5074] <... prlimit64 resumed>NULL) = 0 [pid 5080] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5079] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5075] unshare(CLONE_NEWIPC [pid 5074] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5079] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5078] <... prctl resumed>) = 0 [pid 5074] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5079] <... prctl resumed>) = 0 [pid 5078] setsid( [pid 5074] <... prlimit64 resumed>NULL) = 0 [pid 5079] setsid( [pid 5078] <... setsid resumed>) = 1 [pid 5074] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5079] <... setsid resumed>) = 1 [pid 5078] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5074] <... prlimit64 resumed>NULL) = 0 [pid 5079] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5078] <... prlimit64 resumed>NULL) = 0 [pid 5075] <... unshare resumed>) = 0 [pid 5074] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5080] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5079] <... prlimit64 resumed>NULL) = 0 [pid 5078] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5075] unshare(CLONE_NEWCGROUP [pid 5074] <... prlimit64 resumed>NULL) = 0 [pid 5080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5079] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5078] <... prlimit64 resumed>NULL) = 0 [pid 5075] <... unshare resumed>) = 0 [pid 5074] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5080] <... prctl resumed>) = 0 [pid 5079] <... prlimit64 resumed>NULL) = 0 [pid 5078] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5075] unshare(CLONE_NEWUTS [pid 5074] <... prlimit64 resumed>NULL) = 0 [pid 5080] setsid( [pid 5079] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5078] <... prlimit64 resumed>NULL) = 0 [pid 5075] <... unshare resumed>) = 0 [pid 5074] unshare(CLONE_NEWNS [pid 5080] <... setsid resumed>) = 1 [pid 5079] <... prlimit64 resumed>NULL) = 0 [pid 5078] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5075] unshare(CLONE_SYSVSEM [pid 5080] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5075] <... unshare resumed>) = 0 [pid 5080] <... prlimit64 resumed>NULL) = 0 [pid 5080] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5079] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5078] <... prlimit64 resumed>NULL) = 0 [pid 5075] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5074] <... unshare resumed>) = 0 [pid 5080] <... prlimit64 resumed>NULL) = 0 [pid 5079] <... prlimit64 resumed>NULL) = 0 [pid 5080] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5080] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5079] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5078] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5075] <... openat resumed>) = 3 [pid 5074] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5080] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5078] <... prlimit64 resumed>NULL) = 0 [pid 5074] <... mount resumed>) = 0 [pid 5079] <... prlimit64 resumed>NULL) = 0 [pid 5078] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5079] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5078] <... prlimit64 resumed>NULL) = 0 [pid 5074] unshare(CLONE_NEWIPC [pid 5080] <... prlimit64 resumed>NULL) = 0 [pid 5079] <... prlimit64 resumed>NULL) = 0 [pid 5078] unshare(CLONE_NEWNS [pid 5075] write(3, "16777216", 8 [pid 5080] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5075] <... write resumed>) = 8 [pid 5080] <... prlimit64 resumed>NULL) = 0 [pid 5080] unshare(CLONE_NEWNS [pid 5075] close(3 [pid 5080] <... unshare resumed>) = 0 [pid 5079] unshare(CLONE_NEWNS [pid 5078] <... unshare resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5074] <... unshare resumed>) = 0 [pid 5080] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5079] <... unshare resumed>) = 0 [pid 5078] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5075] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5074] unshare(CLONE_NEWCGROUP [pid 5080] <... mount resumed>) = 0 [pid 5079] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5080] unshare(CLONE_NEWIPC [pid 5079] <... mount resumed>) = 0 [pid 5075] <... openat resumed>) = 3 [pid 5074] <... unshare resumed>) = 0 [pid 5080] <... unshare resumed>) = 0 [pid 5079] unshare(CLONE_NEWIPC [pid 5078] <... mount resumed>) = 0 [pid 5074] unshare(CLONE_NEWUTS [pid 5078] unshare(CLONE_NEWIPC [pid 5075] write(3, "536870912", 9 [pid 5080] unshare(CLONE_NEWCGROUP [pid 5079] <... unshare resumed>) = 0 [pid 5078] <... unshare resumed>) = 0 [pid 5074] <... unshare resumed>) = 0 [pid 5080] <... unshare resumed>) = 0 [pid 5079] unshare(CLONE_NEWCGROUP [pid 5075] <... write resumed>) = 9 [pid 5080] unshare(CLONE_NEWUTS [pid 5079] <... unshare resumed>) = 0 [pid 5075] close(3 [pid 5080] <... unshare resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5080] unshare(CLONE_SYSVSEM [pid 5079] unshare(CLONE_NEWUTS [pid 5075] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5080] <... unshare resumed>) = 0 [pid 5079] <... unshare resumed>) = 0 [pid 5079] unshare(CLONE_SYSVSEM [pid 5078] unshare(CLONE_NEWCGROUP [pid 5075] <... openat resumed>) = 3 [pid 5074] unshare(CLONE_SYSVSEM [pid 5080] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5079] <... unshare resumed>) = 0 [pid 5078] <... unshare resumed>) = 0 [pid 5074] <... unshare resumed>) = 0 [pid 5080] <... openat resumed>) = 3 [pid 5079] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5078] unshare(CLONE_NEWUTS [pid 5074] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5075] write(3, "1024", 4 [pid 5080] write(3, "16777216", 8 [pid 5078] <... unshare resumed>) = 0 [pid 5075] <... write resumed>) = 4 [pid 5079] <... openat resumed>) = 3 [pid 5080] <... write resumed>) = 8 [pid 5075] close(3 [pid 5079] write(3, "16777216", 8 [pid 5080] close(3 [pid 5079] <... write resumed>) = 8 [pid 5078] unshare(CLONE_SYSVSEM [pid 5075] <... close resumed>) = 0 [pid 5074] <... openat resumed>) = 3 [pid 5079] close(3 [pid 5078] <... unshare resumed>) = 0 [pid 5075] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5080] <... close resumed>) = 0 [pid 5079] <... close resumed>) = 0 [pid 5078] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5075] <... openat resumed>) = 3 [pid 5074] write(3, "16777216", 8 [pid 5080] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5079] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5078] <... openat resumed>) = 3 [pid 5074] <... write resumed>) = 8 [pid 5079] <... openat resumed>) = 3 [pid 5075] write(3, "8192", 4 [pid 5080] write(3, "536870912", 9 [pid 5079] write(3, "536870912", 9 [pid 5080] <... write resumed>) = 9 [pid 5079] <... write resumed>) = 9 [pid 5075] <... write resumed>) = 4 [pid 5074] close(3 [pid 5080] close(3 [pid 5079] close(3 [pid 5078] write(3, "16777216", 8 [pid 5080] <... close resumed>) = 0 [pid 5079] <... close resumed>) = 0 [pid 5078] <... write resumed>) = 8 [pid 5075] close(3 [pid 5074] <... close resumed>) = 0 [pid 5080] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5079] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5078] close(3 [pid 5074] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5080] <... openat resumed>) = 3 [pid 5079] <... openat resumed>) = 3 [pid 5078] <... close resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5074] <... openat resumed>) = 3 [pid 5080] write(3, "1024", 4 [pid 5078] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5080] <... write resumed>) = 4 [pid 5079] write(3, "1024", 4 [pid 5078] <... openat resumed>) = 3 [pid 5075] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5074] write(3, "536870912", 9 [pid 5080] close(3 [pid 5079] <... write resumed>) = 4 [pid 5080] <... close resumed>) = 0 [pid 5079] close(3 [pid 5078] write(3, "536870912", 9 [pid 5080] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5075] <... openat resumed>) = 3 [pid 5074] <... write resumed>) = 9 [pid 5080] <... openat resumed>) = 3 [pid 5079] <... close resumed>) = 0 [pid 5078] <... write resumed>) = 9 [pid 5080] write(3, "8192", 4 [pid 5079] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5078] close(3 [pid 5080] <... write resumed>) = 4 [pid 5079] <... openat resumed>) = 3 [pid 5078] <... close resumed>) = 0 [pid 5080] close(3 [pid 5078] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5080] <... close resumed>) = 0 [pid 5079] write(3, "8192", 4 [pid 5075] write(3, "1024", 4 [pid 5074] close(3 [pid 5080] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5079] <... write resumed>) = 4 [pid 5078] <... openat resumed>) = 3 [pid 5075] <... write resumed>) = 4 [pid 5074] <... close resumed>) = 0 [pid 5080] <... openat resumed>) = 3 [pid 5079] close(3 [pid 5075] close(3 [pid 5074] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5080] write(3, "1024", 4 [pid 5079] <... close resumed>) = 0 [pid 5078] write(3, "1024", 4 [pid 5075] <... close resumed>) = 0 [pid 5074] <... openat resumed>) = 3 [pid 5080] <... write resumed>) = 4 [pid 5079] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5078] <... write resumed>) = 4 [pid 5080] close(3 [pid 5078] close(3 [pid 5075] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5074] write(3, "1024", 4 [pid 5080] <... close resumed>) = 0 [pid 5078] <... close resumed>) = 0 [pid 5080] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5078] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5080] <... openat resumed>) = 3 [pid 5078] <... openat resumed>) = 3 [pid 5079] <... openat resumed>) = 3 [pid 5078] write(3, "8192", 4 [pid 5080] write(3, "1024", 4 [pid 5079] write(3, "1024", 4 [pid 5075] <... openat resumed>) = 3 [pid 5074] <... write resumed>) = 4 [pid 5075] write(3, "1024", 4 [pid 5074] close(3 [pid 5080] <... write resumed>) = 4 [pid 5079] <... write resumed>) = 4 [pid 5078] <... write resumed>) = 4 [pid 5075] <... write resumed>) = 4 [pid 5074] <... close resumed>) = 0 [pid 5080] close(3 [pid 5079] close(3 [pid 5078] close(3 [pid 5075] close(3 [pid 5074] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5080] <... close resumed>) = 0 [pid 5079] <... close resumed>) = 0 [pid 5078] <... close resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5080] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5079] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5078] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5075] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5074] <... openat resumed>) = 3 [pid 5080] <... openat resumed>) = 3 [pid 5079] <... openat resumed>) = 3 [pid 5078] <... openat resumed>) = 3 [pid 5080] write(3, "1024 1048576 500 1024", 21 [pid 5079] write(3, "1024", 4 [pid 5078] write(3, "1024", 4 [pid 5075] <... openat resumed>) = 3 [pid 5074] write(3, "8192", 4 [pid 5080] <... write resumed>) = 21 [pid 5075] write(3, "1024 1048576 500 1024", 21 [pid 5080] close(3 [pid 5078] <... write resumed>) = 4 [pid 5074] <... write resumed>) = 4 [pid 5079] <... write resumed>) = 4 [pid 5078] close(3 [pid 5075] <... write resumed>) = 21 [pid 5080] <... close resumed>) = 0 [pid 5079] close(3 [pid 5074] close(3 [pid 5075] close(3 [pid 5080] getpid( [pid 5079] <... close resumed>) = 0 [pid 5078] <... close resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5074] <... close resumed>) = 0 [pid 5080] <... getpid resumed>) = 1 [pid 5079] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5078] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5080] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5079] <... openat resumed>) = 3 [pid 5078] <... openat resumed>) = 3 [pid 5075] getpid( [pid 5074] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5080] <... capget resumed>{effective=1< [pid 5078] write(3, "1024", 4 [pid 5080] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5079] <... write resumed>) = 21 [pid 5078] <... write resumed>) = 4 [pid 5080] <... capset resumed>) = 0 [pid 5075] <... getpid resumed>) = 1 [pid 5074] <... openat resumed>) = 3 [pid 5079] close(3 [pid 5078] close(3 [pid 5075] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5074] write(3, "1024", 4 [pid 5080] unshare(CLONE_NEWNET [pid 5079] <... close resumed>) = 0 [pid 5078] <... close resumed>) = 0 [pid 5075] <... capget resumed>{effective=1<) = 4 [pid 5079] getpid( [pid 5075] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5074] close(3 [pid 5079] <... getpid resumed>) = 1 [pid 5078] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5075] <... capset resumed>) = 0 [pid 5074] <... close resumed>) = 0 [pid 5079] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5078] <... openat resumed>) = 3 [pid 5075] unshare(CLONE_NEWNET [pid 5074] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5079] <... capget resumed>{effective=1< [pid 5074] <... openat resumed>) = 3 [pid 5079] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5078] <... write resumed>) = 21 [pid 5079] <... capset resumed>) = 0 [pid 5078] close(3 [pid 5079] unshare(CLONE_NEWNET [pid 5078] <... close resumed>) = 0 [pid 5078] getpid( [pid 5074] write(3, "1024", 4) = 4 [pid 5074] close(3) = 0 [pid 5074] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5078] <... getpid resumed>) = 1 [pid 5074] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5074] close(3) = 0 [pid 5074] getpid() = 1 [pid 5074] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5078] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5079] <... unshare resumed>) = 0 [pid 5079] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 5079] write(3, "0 65535", 7) = 7 [pid 5079] close(3) = 0 [pid 5079] openat(AT_FDCWD, "/dev/net/tun", O_RDWR|O_NONBLOCK) = 3 [pid 5079] dup2(3, 200) = 200 [pid 5079] close(3 [pid 5075] <... unshare resumed>) = 0 [pid 5074] <... unshare resumed>) = 0 [pid 5075] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5079] <... close resumed>) = 0 [pid 5075] <... openat resumed>) = 3 [pid 5079] ioctl(200, TUNSETIFF, 0x7ffca66ba200 [pid 5075] write(3, "0 65535", 7) = 7 [pid 5074] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5075] close(3 [pid 5080] <... unshare resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5074] <... openat resumed>) = 3 [pid 5075] openat(AT_FDCWD, "/dev/net/tun", O_RDWR|O_NONBLOCK [pid 5080] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5074] write(3, "0 65535", 7 [pid 5075] <... openat resumed>) = 3 [pid 5074] <... write resumed>) = 7 [pid 5074] close(3 [pid 5080] <... openat resumed>) = 3 [pid 5074] <... close resumed>) = 0 [pid 5075] dup2(3, 200 [pid 5080] write(3, "0 65535", 7 [pid 5074] openat(AT_FDCWD, "/dev/net/tun", O_RDWR|O_NONBLOCK [pid 5080] <... write resumed>) = 7 [pid 5075] <... dup2 resumed>) = 200 [pid 5080] close(3 [pid 5075] close(3 [pid 5080] <... close resumed>) = 0 [pid 5078] <... unshare resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5074] <... openat resumed>) = 3 [pid 5080] openat(AT_FDCWD, "/dev/net/tun", O_RDWR|O_NONBLOCK [pid 5074] dup2(3, 200) = 200 [pid 5074] close(3) = 0 [pid 5074] ioctl(200, TUNSETIFF, 0x7ffca66ba200 [pid 5080] <... openat resumed>) = 3 [pid 5079] <... ioctl resumed>) = 0 [pid 5078] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5075] ioctl(200, TUNSETIFF, 0x7ffca66ba200 [pid 5080] dup2(3, 200) = 200 [pid 5080] close(3 [pid 5078] <... openat resumed>) = 3 [pid 5080] <... close resumed>) = 0 [pid 5080] ioctl(200, TUNSETIFF, 0x7ffca66ba200 [pid 5074] <... ioctl resumed>) = 0 [pid 5078] write(3, "0 65535", 7 [pid 5074] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/accept_dad", O_WRONLY|O_CLOEXEC [pid 5078] <... write resumed>) = 7 [pid 5079] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/accept_dad", O_WRONLY|O_CLOEXEC [pid 5078] close(3 [pid 5074] <... openat resumed>) = 3 [pid 5078] <... close resumed>) = 0 [pid 5078] openat(AT_FDCWD, "/dev/net/tun", O_RDWR|O_NONBLOCK [pid 5079] <... openat resumed>) = 3 [pid 5078] <... openat resumed>) = 3 [pid 5078] dup2(3, 200 [pid 5080] <... ioctl resumed>) = 0 [pid 5079] write(3, "0", 1 [pid 5075] <... ioctl resumed>) = 0 [pid 5074] write(3, "0", 1 [pid 5080] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/accept_dad", O_WRONLY|O_CLOEXEC [pid 5079] <... write resumed>) = 1 [pid 5078] <... dup2 resumed>) = 200 [pid 5075] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/accept_dad", O_WRONLY|O_CLOEXEC [pid 5074] <... write resumed>) = 1 [pid 5078] close(3) = 0 [pid 5075] <... openat resumed>) = 3 [pid 5078] ioctl(200, TUNSETIFF, 0x7ffca66ba200 [pid 5080] <... openat resumed>) = 3 [pid 5079] close(3 [pid 5075] write(3, "0", 1 [pid 5074] close(3 [pid 5079] <... close resumed>) = 0 [pid 5075] <... write resumed>) = 1 [pid 5074] <... close resumed>) = 0 [pid 5079] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/router_solicitations", O_WRONLY|O_CLOEXEC [pid 5075] close(3 [pid 5074] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/router_solicitations", O_WRONLY|O_CLOEXEC [pid 5080] write(3, "0", 1 [pid 5079] <... openat resumed>) = 3 [pid 5075] <... close resumed>) = 0 [pid 5080] <... write resumed>) = 1 [pid 5079] write(3, "0", 1 [pid 5078] <... ioctl resumed>) = 0 [pid 5074] <... openat resumed>) = 3 [pid 5080] close(3 [pid 5075] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/router_solicitations", O_WRONLY|O_CLOEXEC [pid 5080] <... close resumed>) = 0 [pid 5079] <... write resumed>) = 1 [pid 5078] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/accept_dad", O_WRONLY|O_CLOEXEC [pid 5074] write(3, "0", 1 [pid 5080] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/router_solicitations", O_WRONLY|O_CLOEXEC [pid 5079] close(3 [pid 5075] <... openat resumed>) = 3 [pid 5080] <... openat resumed>) = 3 [pid 5075] write(3, "0", 1 [pid 5079] <... close resumed>) = 0 [pid 5074] <... write resumed>) = 1 [pid 5075] <... write resumed>) = 1 [pid 5074] close(3 [pid 5075] close(3 [pid 5074] <... close resumed>) = 0 [pid 5080] write(3, "0", 1 [pid 5079] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5078] <... openat resumed>) = 3 [pid 5075] <... close resumed>) = 0 [pid 5074] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5080] <... write resumed>) = 1 [pid 5079] <... socket resumed>) = 3 [pid 5078] write(3, "0", 1 [pid 5075] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5074] <... socket resumed>) = 3 [pid 5080] close(3 [pid 5079] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5078] <... write resumed>) = 1 [pid 5080] <... close resumed>) = 0 [pid 5079] <... socket resumed>) = 4 [pid 5078] close(3 [pid 5075] <... socket resumed>) = 3 [pid 5074] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5080] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5079] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5078] <... close resumed>) = 0 [pid 5080] <... socket resumed>) = 3 [pid 5079] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5078] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/router_solicitations", O_WRONLY|O_CLOEXEC [pid 5080] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5078] <... openat resumed>) = 3 [pid 5080] <... socket resumed>) = 4 [pid 5079] close(4 [pid 5075] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5074] <... socket resumed>) = 4 [pid 5080] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5079] <... close resumed>) = 0 [pid 5078] write(3, "0", 1 [pid 5075] <... socket resumed>) = 4 [pid 5074] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5080] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5078] <... write resumed>) = 1 [pid 5075] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5080] close(4 [pid 5079] sendto(3, [{nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x18\x00\x00\x0b\x00\x00\x00\x08\x00\x02\x00\xac\x14\x14\xaa\x08\x00\x01\x00\xac\x14\x14\xaa"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5078] close(3 [pid 5075] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5074] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5080] <... close resumed>) = 0 [pid 5078] <... close resumed>) = 0 [pid 5075] close(4 [pid 5074] close(4 [pid 5079] <... sendto resumed>) = 40 [pid 5080] sendto(3, [{nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x18\x00\x00\x0b\x00\x00\x00\x08\x00\x02\x00\xac\x14\x14\xaa\x08\x00\x01\x00\xac\x14\x14\xaa"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5078] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5075] <... close resumed>) = 0 [pid 5074] <... close resumed>) = 0 [pid 5079] recvfrom(3, [pid 5078] <... socket resumed>) = 3 [pid 5079] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5075] sendto(3, [{nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x18\x00\x00\x0b\x00\x00\x00\x08\x00\x02\x00\xac\x14\x14\xaa\x08\x00\x01\x00\xac\x14\x14\xaa"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5074] sendto(3, [{nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x18\x00\x00\x0b\x00\x00\x00\x08\x00\x02\x00\xac\x14\x14\xaa\x08\x00\x01\x00\xac\x14\x14\xaa"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5080] <... sendto resumed>) = 40 [pid 5079] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5078] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5075] <... sendto resumed>) = 40 [pid 5080] recvfrom(3, [pid 5079] <... socket resumed>) = 4 [pid 5075] recvfrom(3, [pid 5079] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5078] <... socket resumed>) = 4 [pid 5075] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5074] <... sendto resumed>) = 40 [pid 5080] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5079] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5078] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5075] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5080] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5079] close(4 [pid 5075] <... socket resumed>) = 4 [pid 5074] recvfrom(3, [pid 5080] <... socket resumed>) = 4 [pid 5079] <... close resumed>) = 0 [pid 5078] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5079] sendto(3, [{nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x78\x00\x00\x0b\x00\x00\x00\x14\x00\x02\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5075] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5080] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5078] close(4 [pid 5074] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5080] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5078] <... close resumed>) = 0 [pid 5075] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5074] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5080] close(4 [pid 5079] <... sendto resumed>) = 64 [pid 5078] sendto(3, [{nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x18\x00\x00\x0b\x00\x00\x00\x08\x00\x02\x00\xac\x14\x14\xaa\x08\x00\x01\x00\xac\x14\x14\xaa"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5075] close(4 [pid 5074] <... socket resumed>) = 4 [pid 5080] <... close resumed>) = 0 [pid 5079] recvfrom(3, [pid 5075] <... close resumed>) = 0 [pid 5079] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5075] sendto(3, [{nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x78\x00\x00\x0b\x00\x00\x00\x14\x00\x02\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5080] sendto(3, [{nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x78\x00\x00\x0b\x00\x00\x00\x14\x00\x02\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5079] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5078] <... sendto resumed>) = 40 [pid 5075] <... sendto resumed>) = 64 [pid 5074] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5079] <... socket resumed>) = 4 [pid 5075] recvfrom(3, [pid 5079] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5075] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5080] <... sendto resumed>) = 64 [pid 5079] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5078] recvfrom(3, [pid 5075] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5074] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5080] recvfrom(3, [pid 5078] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5075] <... socket resumed>) = 4 [pid 5074] close(4 [pid 5080] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5079] close(4 [pid 5078] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5075] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5080] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5079] <... close resumed>) = 0 [pid 5078] <... socket resumed>) = 4 [pid 5075] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5074] <... close resumed>) = 0 [pid 5080] <... socket resumed>) = 4 [pid 5079] sendto(3, [{nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x08\x00\x01\x00\xac\x14\x14\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 48, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5075] close(4 [pid 5080] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5079] <... sendto resumed>) = 48 [pid 5078] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5075] <... close resumed>) = 0 [pid 5074] sendto(3, [{nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x78\x00\x00\x0b\x00\x00\x00\x14\x00\x02\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5080] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5079] recvfrom(3, [pid 5078] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5075] sendto(3, [{nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x08\x00\x01\x00\xac\x14\x14\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 48, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5080] close(4 [pid 5079] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5078] close(4 [pid 5074] <... sendto resumed>) = 64 [pid 5080] <... close resumed>) = 0 [pid 5079] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5075] <... sendto resumed>) = 48 [pid 5079] <... socket resumed>) = 4 [pid 5078] <... close resumed>) = 0 [pid 5075] recvfrom(3, [pid 5080] sendto(3, [{nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x08\x00\x01\x00\xac\x14\x14\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 48, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5079] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5078] sendto(3, [{nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x78\x00\x00\x0b\x00\x00\x00\x14\x00\x02\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5075] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5074] recvfrom(3, [pid 5080] <... sendto resumed>) = 48 [pid 5079] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5078] <... sendto resumed>) = 64 [pid 5075] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5080] recvfrom(3, [pid 5079] close(4 [pid 5075] <... socket resumed>) = 4 [pid 5074] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5080] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5079] <... close resumed>) = 0 [pid 5075] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5080] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5079] sendto(3, [{nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 60, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5078] recvfrom(3, [pid 5075] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5074] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5080] <... socket resumed>) = 4 [pid 5079] <... sendto resumed>) = 60 [pid 5078] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5075] close(4 [pid 5080] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5079] recvfrom(3, [pid 5078] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5075] <... close resumed>) = 0 [pid 5074] <... socket resumed>) = 4 [pid 5080] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5079] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5078] <... socket resumed>) = 4 [pid 5080] close(4 [pid 5078] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5075] sendto(3, [{nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 60, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5074] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5080] <... close resumed>) = 0 [pid 5079] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5078] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5080] sendto(3, [{nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 60, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5079] <... socket resumed>) = 4 [pid 5078] close(4 [pid 5075] <... sendto resumed>) = 60 [pid 5074] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5080] <... sendto resumed>) = 60 [pid 5078] <... close resumed>) = 0 [pid 5074] close(4 [pid 5080] recvfrom(3, [pid 5079] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5078] sendto(3, [{nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x08\x00\x01\x00\xac\x14\x14\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 48, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5075] recvfrom(3, [pid 5074] <... close resumed>) = 0 [pid 5080] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5079] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5078] <... sendto resumed>) = 48 [pid 5075] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5080] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5078] recvfrom(3, [pid 5074] sendto(3, [{nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x08\x00\x01\x00\xac\x14\x14\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 48, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5080] <... socket resumed>) = 4 [pid 5079] close(4 [pid 5078] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5075] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5080] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5079] <... close resumed>) = 0 [pid 5078] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5075] <... socket resumed>) = 4 [pid 5074] <... sendto resumed>) = 48 [pid 5080] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5079] sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0a\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\xaa\x00\x00"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5078] <... socket resumed>) = 4 [pid 5075] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5080] close(4 [pid 5074] recvfrom(3, [pid 5080] <... close resumed>) = 0 [pid 5078] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5075] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5074] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5080] sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0a\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\xaa\x00\x00"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5078] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5075] close(4 [pid 5074] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5078] close(4 [pid 5075] <... close resumed>) = 0 [pid 5078] <... close resumed>) = 0 [pid 5075] sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0a\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\xaa\x00\x00"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5074] <... socket resumed>) = 4 [pid 5080] <... sendto resumed>) = 44 [pid 5079] <... sendto resumed>) = 44 [pid 5078] sendto(3, [{nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 60, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5075] <... sendto resumed>) = 44 [pid 5080] recvfrom(3, [pid 5079] recvfrom(3, [pid 5078] <... sendto resumed>) = 60 [pid 5074] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5079] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5074] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5080] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5079] close(3 [pid 5078] recvfrom(3, [pid 5080] close(3 [pid 5079] <... close resumed>) = 0 [pid 5078] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5075] recvfrom(3, [pid 5074] close(4 [pid 5080] <... close resumed>) = 0 [pid 5079] mkdir("/dev/binderfs", 0777 [pid 5078] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5075] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5080] mkdir("/dev/binderfs", 0777 [pid 5079] <... mkdir resumed>) = 0 [pid 5078] <... socket resumed>) = 4 [pid 5075] close(3 [pid 5074] <... close resumed>) = 0 [pid 5080] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5079] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5078] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5075] <... close resumed>) = 0 [pid 5080] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5079] <... mount resumed>) = 0 [pid 5078] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5074] sendto(3, [{nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 60, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5080] <... mount resumed>) = 0 [pid 5075] mkdir("/dev/binderfs", 0777 [pid 5078] close(4) = 0 [pid 5078] sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0a\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\xaa\x00\x00"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5080] symlink("/dev/binderfs", "./binderfs" [pid 5079] symlink("/dev/binderfs", "./binderfs" [pid 5078] <... sendto resumed>) = 44 [pid 5075] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5074] <... sendto resumed>) = 60 [pid 5080] <... symlink resumed>) = 0 [pid 5079] <... symlink resumed>) = -1 EEXIST (File exists) [pid 5075] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5074] recvfrom(3, [pid 5075] <... mount resumed>) = 0 [pid 5074] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5089 attached ./strace-static-x86_64: Process 5088 attached [pid 5078] recvfrom(3, [pid 5075] <... symlink resumed>) = -1 EEXIST (File exists) [pid 5074] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5088] set_robust_list(0x55556b91d6a0, 24 [pid 5078] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5089] set_robust_list(0x55556b91d6a0, 24 [pid 5088] <... set_robust_list resumed>) = 0 [pid 5074] <... socket resumed>) = 4 [pid 5080] <... clone resumed>, child_tidptr=0x55556b91d690) = 2 [pid 5079] <... clone resumed>, child_tidptr=0x55556b91d690) = 2 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5089] <... set_robust_list resumed>) = 0 [pid 5088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5078] close(3 [pid 5074] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun"./strace-static-x86_64: Process 5090 attached [pid 5089] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5078] <... close resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x55556b91d690) = 2 [pid 5074] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5090] set_robust_list(0x55556b91d6a0, 24 [pid 5088] <... prctl resumed>) = 0 [pid 5089] <... prctl resumed>) = 0 [pid 5088] setpgid(0, 0 [pid 5078] mkdir("/dev/binderfs", 0777 [pid 5090] <... set_robust_list resumed>) = 0 [pid 5089] setpgid(0, 0 [pid 5088] <... setpgid resumed>) = 0 [pid 5078] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5074] close(4 [pid 5090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5078] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5090] <... prctl resumed>) = 0 [pid 5089] <... setpgid resumed>) = 0 [pid 5074] <... close resumed>) = 0 [pid 5090] setpgid(0, 0 [pid 5089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5074] sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0a\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\xaa\x00\x00"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5090] <... setpgid resumed>) = 0 [pid 5089] <... openat resumed>) = 3 [pid 5088] <... openat resumed>) = 3 [pid 5090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5089] write(3, "1000", 4 [pid 5088] write(3, "1000", 4 [pid 5078] <... mount resumed>) = 0 [pid 5090] <... openat resumed>) = 3 [pid 5089] <... write resumed>) = 4 [pid 5088] <... write resumed>) = 4 [pid 5090] write(3, "1000", 4 [pid 5089] close(3 [pid 5088] close(3 [pid 5078] symlink("/dev/binderfs", "./binderfs" [pid 5089] <... close resumed>) = 0 [pid 5088] <... close resumed>) = 0 [pid 5078] <... symlink resumed>) = -1 EEXIST (File exists) [pid 5090] <... write resumed>) = 4 [pid 5089] read(200, [pid 5088] read(200, [pid 5074] <... sendto resumed>) = 44 [pid 5090] close(3 [pid 5089] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5088] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] recvfrom(3, ./strace-static-x86_64: Process 5091 attached [pid 5090] <... close resumed>) = 0 [pid 5089] read(200, [pid 5088] read(200, [pid 5074] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5091] set_robust_list(0x55556b91d6a0, 24 [pid 5090] read(200, [pid 5089] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5088] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5074] close(3 [pid 5091] <... set_robust_list resumed>) = 0 [pid 5090] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5089] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5091] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5090] read(200, [pid 5089] <... futex resumed>) = 0 [pid 5088] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x55556b91d690) = 2 [pid 5074] <... close resumed>) = 0 [pid 5091] <... prctl resumed>) = 0 [pid 5090] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5089] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5088] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5091] setpgid(0, 0 [pid 5090] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] mkdir("/dev/binderfs", 0777 [pid 5091] <... setpgid resumed>) = 0 [pid 5090] <... futex resumed>) = 0 [pid 5089] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5088] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5090] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5089] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5088] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5074] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5090] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5088] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5090] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5074] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5089] <... mmap resumed>) = 0x7fbb40c83000 [pid 5088] <... mmap resumed>) = 0x7fbb40c83000 [pid 5090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5088] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5091] <... openat resumed>) = 3 [pid 5089] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5090] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5091] write(3, "1000", 4 [pid 5088] <... mprotect resumed>) = 0 [pid 5074] <... mount resumed>) = 0 [pid 5090] <... mprotect resumed>) = 0 [pid 5089] <... mprotect resumed>) = 0 [pid 5091] <... write resumed>) = 4 [pid 5090] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5089] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5088] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5074] symlink("/dev/binderfs", "./binderfs" [pid 5091] close(3 [pid 5090] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5089] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5088] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5091] <... close resumed>) = 0 [pid 5090] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5089] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5088] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5074] <... symlink resumed>) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 5093 attached ./strace-static-x86_64: Process 5092 attached [pid 5091] read(200, ./strace-static-x86_64: Process 5094 attached [pid 5093] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5092] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5091] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5090] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5094] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5093] <... rseq resumed>) = 0 [pid 5092] <... rseq resumed>) = 0 [pid 5091] read(200, [pid 5090] rt_sigprocmask(SIG_SETMASK, [], [pid 5089] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 5088] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 5094] <... rseq resumed>) = 0 [pid 5093] set_robust_list(0x7fbb40ca39a0, 24 [pid 5092] set_robust_list(0x7fbb40ca39a0, 24 [pid 5091] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5089] rt_sigprocmask(SIG_SETMASK, [], [pid 5088] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5095 attached [pid 5094] set_robust_list(0x7fbb40ca39a0, 24 [pid 5093] <... set_robust_list resumed>) = 0 [pid 5092] <... set_robust_list resumed>) = 0 [pid 5091] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x55556b91d690) = 2 [pid 5095] set_robust_list(0x55556b91d6a0, 24 [pid 5094] <... set_robust_list resumed>) = 0 [pid 5093] rt_sigprocmask(SIG_SETMASK, [], [pid 5092] rt_sigprocmask(SIG_SETMASK, [], [pid 5091] <... futex resumed>) = 0 [pid 5090] <... futex resumed>) = 0 [pid 5089] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... set_robust_list resumed>) = 0 [pid 5095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5094] rt_sigprocmask(SIG_SETMASK, [], [pid 5093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5091] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5090] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] <... futex resumed>) = 0 [pid 5088] <... futex resumed>) = 0 [pid 5095] <... prctl resumed>) = 0 [pid 5094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5093] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5092] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5091] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5088] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] setpgid(0, 0 [pid 5094] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5089] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] <... setpgid resumed>) = 0 [pid 5095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5093] <... bpf resumed>) = 3 [pid 5091] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5092] <... bpf resumed>) = 3 [pid 5095] <... openat resumed>) = 3 [pid 5094] <... bpf resumed>) = 3 [pid 5091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5095] write(3, "1000", 4 [pid 5094] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5091] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5095] <... write resumed>) = 4 [pid 5094] <... futex resumed>) = 1 [pid 5093] <... futex resumed>) = 1 [pid 5092] <... futex resumed>) = 1 [pid 5091] <... mmap resumed>) = 0x7fbb40c83000 [pid 5089] <... futex resumed>) = 0 [pid 5088] <... futex resumed>) = 0 [pid 5095] close(3 [pid 5094] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5093] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5092] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5091] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5090] <... futex resumed>) = 0 [pid 5089] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... close resumed>) = 0 [pid 5094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5091] <... mprotect resumed>) = 0 [pid 5090] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] <... futex resumed>) = 0 [pid 5088] <... futex resumed>) = 0 [pid 5095] read(200, [pid 5094] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5093] <... futex resumed>) = 0 [pid 5092] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5090] <... futex resumed>) = 1 [pid 5089] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5088] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5094] <... prlimit64 resumed>NULL) = 0 [pid 5093] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5091] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5090] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] read(200, [pid 5094] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] <... prlimit64 resumed>NULL) = 0 [pid 5092] <... prlimit64 resumed>NULL) = 0 [pid 5091] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5091] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5095] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5094] <... futex resumed>) = 1 [pid 5093] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5096 attached [pid 5095] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5093] <... futex resumed>) = 1 [pid 5092] <... futex resumed>) = 1 [pid 5090] <... futex resumed>) = 0 [pid 5089] <... futex resumed>) = 0 [pid 5088] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5095] <... futex resumed>) = 0 [pid 5094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5093] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5092] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5091] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 5090] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] <... futex resumed>) = 0 [pid 5096] <... rseq resumed>) = 0 [pid 5095] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5094] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5091] rt_sigprocmask(SIG_SETMASK, [], [pid 5090] <... futex resumed>) = 0 [pid 5089] <... futex resumed>) = 0 [pid 5088] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] set_robust_list(0x7fbb40ca39a0, 24 [pid 5095] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5094] <... sched_setscheduler resumed>) = 0 [pid 5093] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5092] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5090] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] <... set_robust_list resumed>) = 0 [pid 5095] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5094] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] <... sched_setscheduler resumed>) = 0 [pid 5092] <... sched_setscheduler resumed>) = 0 [pid 5091] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] rt_sigprocmask(SIG_SETMASK, [], [pid 5095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5094] <... futex resumed>) = 1 [pid 5093] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5091] <... futex resumed>) = 0 [pid 5088] <... futex resumed>) = 0 [pid 5096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5094] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5093] <... futex resumed>) = 1 [pid 5092] <... futex resumed>) = 1 [pid 5091] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5090] <... futex resumed>) = 0 [pid 5089] <... futex resumed>) = 0 [pid 5088] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5095] <... mmap resumed>) = 0x7fbb40c83000 [pid 5094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5093] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5092] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5090] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] <... futex resumed>) = 0 [pid 5095] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5094] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5090] <... futex resumed>) = 0 [pid 5089] <... futex resumed>) = 0 [pid 5088] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] <... bpf resumed>) = 3 [pid 5095] <... mprotect resumed>) = 0 [pid 5093] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5092] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5096] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5094] <... mmap resumed>) = 0x20000000 [pid 5093] <... mmap resumed>) = 0x20000000 [pid 5091] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5090] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] <... futex resumed>) = 0 [pid 5094] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5091] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5094] <... futex resumed>) = 1 [pid 5093] <... futex resumed>) = 0 [pid 5091] <... futex resumed>) = 0 [pid 5088] <... futex resumed>) = 0 [pid 5096] <... prlimit64 resumed>NULL) = 0 [pid 5094] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5093] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5091] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5088] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] <... futex resumed>) = 0 [pid 5094] <... futex resumed>) = 0 [pid 5091] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] <... futex resumed>) = 1 [pid 5096] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5094] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5091] <... futex resumed>) = 0 [pid 5088] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] <... sched_setscheduler resumed>) = 0 [pid 5094] <... socketpair resumed>0x20000200) = 0 [pid 5091] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5096] <... futex resumed>) = 0 [pid 5094] <... futex resumed>) = 1 [pid 5091] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] <... futex resumed>) = 0 [pid 5096] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5094] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5092] <... mmap resumed>) = 0x20000000 [pid 5091] <... futex resumed>) = 0 [pid 5088] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] connect(4, NULL, 0 [pid 5092] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5092] <... futex resumed>) = 0 [pid 5091] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5088] <... futex resumed>) = 0 [pid 5094] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5094] <... futex resumed>) = 0 [pid 5088] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5088] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5094] <... futex resumed>) = 0 [pid 5089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5088] <... futex resumed>) = 1 [pid 5095] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5094] sendmmsg(5, [pid 5090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5089] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5090] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5097 attached [pid 5096] <... mmap resumed>) = 0x20000000 [pid 5093] <... futex resumed>) = 0 [pid 5092] <... futex resumed>) = 0 [pid 5090] <... futex resumed>) = 1 [pid 5089] <... futex resumed>) = 1 [pid 5097] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5096] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5092] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5097] <... rseq resumed>) = 0 [pid 5096] <... futex resumed>) = 1 [pid 5093] <... socketpair resumed>0x20000200) = 0 [pid 5092] <... socketpair resumed>0x20000200) = 0 [pid 5091] <... futex resumed>) = 0 [pid 5090] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5097] set_robust_list(0x7fbb40ca39a0, 24 [pid 5096] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5095] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 5093] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5091] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5097] <... set_robust_list resumed>) = 0 [pid 5096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5095] rt_sigprocmask(SIG_SETMASK, [], [pid 5093] <... futex resumed>) = 0 [pid 5092] <... futex resumed>) = 0 [pid 5091] <... futex resumed>) = 0 [pid 5090] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] rt_sigprocmask(SIG_SETMASK, [], [pid 5096] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5093] connect(4, NULL, 0 [pid 5092] connect(4, NULL, 0 [pid 5091] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5090] <... futex resumed>) = 0 [pid 5089] <... futex resumed>) = 0 [pid 5097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5096] <... socketpair resumed>0x20000200) = 0 [pid 5095] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5092] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5090] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5097] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5096] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... futex resumed>) = 0 [pid 5093] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5097] <... bpf resumed>) = 3 [pid 5096] <... futex resumed>) = 1 [pid 5095] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5093] <... futex resumed>) = 0 [pid 5092] <... futex resumed>) = 0 [pid 5091] <... futex resumed>) = 0 [pid 5090] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5093] sendmmsg(5, [pid 5092] sendmmsg(5, [pid 5091] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5091] <... futex resumed>) = 0 [pid 5090] <... futex resumed>) = 0 [pid 5089] <... futex resumed>) = 0 [pid 5097] <... futex resumed>) = 1 [pid 5096] connect(4, NULL, 0 [pid 5095] <... futex resumed>) = 0 [pid 5091] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5090] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5097] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5096] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5095] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5096] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... futex resumed>) = 0 [pid 5096] <... futex resumed>) = 1 [pid 5095] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5097] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5096] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5091] <... futex resumed>) = 0 [pid 5097] <... prlimit64 resumed>NULL) = 0 [pid 5091] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5095] <... futex resumed>) = 0 [pid 5097] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5095] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5096] <... futex resumed>) = 0 [pid 5091] <... futex resumed>) = 1 [pid 5097] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5096] sendmmsg(5, [pid 5095] <... futex resumed>) = 0 [pid 5091] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5097] <... sched_setscheduler resumed>) = 0 [pid 5097] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5097] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5095] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5088] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5088] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] <... futex resumed>) = 0 [pid 5097] <... futex resumed>) = 0 [pid 5088] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5097] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5095] <... futex resumed>) = 1 [pid 5088] <... mmap resumed>) = 0x7fbb40c62000 [pid 5088] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5095] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5088] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5088] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[4]}, 88) = 4 ./strace-static-x86_64: Process 5098 attached [pid 5090] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5089] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5098] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5090] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] rt_sigprocmask(SIG_SETMASK, [], [pid 5098] <... rseq resumed>) = 0 [pid 5090] <... futex resumed>) = 0 [pid 5089] <... futex resumed>) = 0 [pid 5088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5098] set_robust_list(0x7fbb40c829a0, 24 [pid 5090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5098] <... set_robust_list resumed>) = 0 [pid 5090] <... mmap resumed>) = 0x7fbb40c62000 [pid 5089] <... mmap resumed>) = 0x7fbb40c62000 [pid 5088] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] rt_sigprocmask(SIG_SETMASK, [], [pid 5090] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5089] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5088] <... futex resumed>) = 0 [pid 5098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5090] <... mprotect resumed>) = 0 [pid 5089] <... mprotect resumed>) = 0 [pid 5088] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5098] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5090] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5089] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5090] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5089] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5090] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5089] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5098] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5088] <... futex resumed>) = 0 [pid 5098] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5090] <... clone3 resumed> => {parent_tid=[4]}, 88) = 4 [pid 5089] <... clone3 resumed> => {parent_tid=[4]}, 88) = 4 [pid 5088] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5090] rt_sigprocmask(SIG_SETMASK, [], [pid 5089] rt_sigprocmask(SIG_SETMASK, [], [pid 5088] <... futex resumed>) = 0 [pid 5098] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5088] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5098] <... futex resumed>) = 0 [pid 5090] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5098] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5090] <... futex resumed>) = 0 [pid 5089] <... futex resumed>) = 0 [pid 5088] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5090] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5089] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5088] <... futex resumed>) = 0 [pid 5098] memfd_create(0x200006c0, 0 [pid 5088] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5098] <... memfd_create resumed>) = 7 [pid 5098] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] <... futex resumed>) = 0 [pid 5098] <... futex resumed>) = 1 [pid 5088] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] fallocate(7, 0, 288230376151711748, 7 [pid 5088] <... futex resumed>) = 0 [pid 5098] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5088] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5098] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=2, si_uid=0} --- [pid 5095] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5095] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5100 attached ./strace-static-x86_64: Process 5099 attached [pid 5098] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5091] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5100] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5099] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5100] <... rseq resumed>) = 0 [pid 5099] <... rseq resumed>) = 0 [pid 5100] set_robust_list(0x7fbb40c829a0, 24 [pid 5099] set_robust_list(0x7fbb40c829a0, 24 [pid 5091] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... set_robust_list resumed>) = 0 [pid 5100] rt_sigprocmask(SIG_SETMASK, [], [pid 5091] <... futex resumed>) = 0 [pid 5100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5099] <... set_robust_list resumed>) = 0 [pid 5091] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5100] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5099] rt_sigprocmask(SIG_SETMASK, [], [pid 5091] <... mmap resumed>) = 0x7fbb40c62000 [pid 5100] <... bpf resumed>) = 6 [pid 5099] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5091] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5100] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5091] <... mprotect resumed>) = 0 [pid 5100] <... futex resumed>) = 1 [pid 5100] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5099] <... bpf resumed>) = 6 [pid 5091] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5090] <... futex resumed>) = 0 [pid 5100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5099] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5091] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5090] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5099] <... futex resumed>) = 1 [ 67.784769][ T5098] syz-executor324[5098] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5091] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5090] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5101 attached [pid 5100] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5099] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5090] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] <... futex resumed>) = 0 [pid 5101] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5100] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5089] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] <... rseq resumed>) = 0 [pid 5100] <... futex resumed>) = 0 [pid 5099] <... futex resumed>) = 0 [pid 5090] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] <... futex resumed>) = 1 [pid 5101] set_robust_list(0x7fbb40c829a0, 24 [pid 5100] memfd_create(0x200006c0, 0 [pid 5099] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5091] <... clone3 resumed> => {parent_tid=[4]}, 88) = 4 [pid 5090] <... futex resumed>) = 0 [pid 5089] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5101] <... set_robust_list resumed>) = 0 [pid 5100] <... memfd_create resumed>) = 7 [pid 5099] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5091] rt_sigprocmask(SIG_SETMASK, [], [pid 5090] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5101] rt_sigprocmask(SIG_SETMASK, [], [pid 5100] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5099] <... futex resumed>) = 1 [pid 5091] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] <... futex resumed>) = 0 [pid 5101] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5099] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5091] <... futex resumed>) = 0 [pid 5090] <... futex resumed>) = 0 [pid 5089] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... futex resumed>) = 0 [pid 5101] <... bpf resumed>) = 6 [pid 5100] fallocate(7, 0, 288230376151711748, 7 [pid 5099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5091] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5090] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] <... futex resumed>) = 0 [pid 5101] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5099] memfd_create(0x200006c0, 0 [pid 5091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5089] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5101] <... futex resumed>) = 0 [pid 5100] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=2, si_uid=0} --- [pid 5099] <... memfd_create resumed>) = 7 [pid 5091] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5099] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... mmap resumed>) = 0x20000000 [pid 5095] <... mmap resumed>) = 0x7fbb40c62000 [pid 5097] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5097] <... futex resumed>) = 0 [pid 5097] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5095] <... mprotect resumed>) = 0 [pid 5101] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5099] <... futex resumed>) = 1 [pid 5095] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5101] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5095] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5101] <... futex resumed>) = 0 [pid 5095] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5101] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5095] <... clone3 resumed> => {parent_tid=[4]}, 88) = 4 [pid 5095] rt_sigprocmask(SIG_SETMASK, [], [pid 5089] <... futex resumed>) = 0 [pid 5095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5089] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5102 attached [pid 5099] <... futex resumed>) = 0 [pid 5095] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5091] <... futex resumed>) = 1 [pid 5089] <... futex resumed>) = 1 [pid 5099] fallocate(7, 0, 288230376151711748, 7 [pid 5095] <... futex resumed>) = 0 [pid 5091] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5099] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5095] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5099] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=2, si_uid=0} --- [pid 5091] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5101] <... futex resumed>) = 0 [pid 5091] <... futex resumed>) = 0 [pid 5102] <... rseq resumed>) = 0 [pid 5101] memfd_create(0x200006c0, 0 [pid 5091] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5102] set_robust_list(0x7fbb40c829a0, 24 [pid 5101] <... memfd_create resumed>) = 7 [pid 5090] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5102] <... set_robust_list resumed>) = 0 [pid 5101] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] rt_sigprocmask(SIG_SETMASK, [], [pid 5101] <... futex resumed>) = 1 [pid 5091] <... futex resumed>) = 0 [ 67.869323][ T5100] syz-executor324[5100] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [ 67.895850][ T5099] syz-executor324[5099] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5101] fallocate(7, 0, 288230376151711748, 7 [pid 5091] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5091] <... futex resumed>) = 0 [pid 5091] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5102] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5101] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=2, si_uid=0} --- [pid 5102] <... socketpair resumed>0x20000200) = 0 [pid 5102] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5102] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5095] <... futex resumed>) = 0 [pid 5095] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = 1 [pid 5089] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5097] connect(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5097] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5097] <... futex resumed>) = 0 [pid 5095] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5097] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5095] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = 1 [pid 5097] sendmmsg(5, [pid 5095] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5101] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5099] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [ 67.921835][ T5101] syz-executor324[5101] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5095] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5095] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = 1 [pid 5102] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5102] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5102] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5102] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5095] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5095] <... futex resumed>) = 0 [pid 5102] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5095] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5102] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5102] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5102] <... futex resumed>) = 0 [pid 5102] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5095] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5095] <... futex resumed>) = 0 [pid 5095] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5102] memfd_create(0x200006c0, 0) = 7 [pid 5102] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5095] <... futex resumed>) = 0 [pid 5095] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5095] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5102] fallocate(7, 0, 288230376151711748, 7) = -1 EFBIG (File too large) [pid 5102] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=2, si_uid=0} --- [pid 5102] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [ 68.060017][ T5102] syz-executor324[5102] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5094] <... sendmmsg resumed> ) = ? [pid 5094] +++ killed by SIGSEGV (core dumped) +++ [pid 5088] <... futex resumed>) = ? [pid 5092] <... sendmmsg resumed> ) = ? [pid 5092] +++ killed by SIGSEGV (core dumped) +++ [pid 5093] <... sendmmsg resumed> ) = ? [pid 5093] +++ killed by SIGSEGV (core dumped) +++ [pid 5096] <... sendmmsg resumed> ) = ? [pid 5091] <... futex resumed>) = ? [pid 5096] +++ killed by SIGSEGV (core dumped) +++ [pid 5097] <... sendmmsg resumed> ) = ? [pid 5095] <... futex resumed>) = ? [pid 5097] +++ killed by SIGSEGV (core dumped) +++ [pid 5098] +++ killed by SIGSEGV (core dumped) +++ [pid 5088] +++ killed by SIGSEGV (core dumped) +++ [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=2, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=82 /* 0.82 s */} --- [pid 5080] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b91d690) = 5 ./strace-static-x86_64: Process 5103 attached [pid 5103] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5103] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5103] setpgid(0, 0) = 0 [pid 5103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5103] write(3, "1000", 4) = 4 [pid 5103] close(3) = 0 [pid 5103] read(200, "\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5103] read(200, "\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5103] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5103] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5103] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5103] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5103] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5103] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5103] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0}./strace-static-x86_64: Process 5104 attached => {parent_tid=[6]}, 88) = 6 [pid 5104] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5103] rt_sigprocmask(SIG_SETMASK, [], [pid 5104] <... rseq resumed>) = 0 [pid 5103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5104] set_robust_list(0x7fbb40ca39a0, 24 [pid 5103] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] <... set_robust_list resumed>) = 0 [pid 5103] <... futex resumed>) = 0 [pid 5103] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5104] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5104] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5104] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5103] <... futex resumed>) = 0 [pid 5104] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5103] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] <... prlimit64 resumed>NULL) = 0 [pid 5103] <... futex resumed>) = 0 [pid 5104] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5104] <... futex resumed>) = 0 [pid 5103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5104] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5103] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] <... sched_setscheduler resumed>) = 0 [pid 5103] <... futex resumed>) = 0 [pid 5104] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5104] <... futex resumed>) = 0 [pid 5103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5104] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5103] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5103] <... futex resumed>) = 0 [pid 5104] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5103] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5102] +++ killed by SIGSEGV (core dumped) +++ [pid 5095] +++ killed by SIGSEGV (core dumped) +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=2, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=62 /* 0.62 s */} --- [pid 5103] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5103] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5105 attached [pid 5105] set_robust_list(0x55556b91d6a0, 24 [pid 5074] <... clone resumed>, child_tidptr=0x55556b91d690) = 5 [pid 5105] <... set_robust_list resumed>) = 0 [pid 5105] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5105] setpgid(0, 0) = 0 [pid 5105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5105] write(3, "1000", 4) = 4 [pid 5105] close(3 [pid 5104] <... mmap resumed>) = 0x20000000 [pid 5103] <... mmap resumed>) = 0x7fbb40c62000 [pid 5105] <... close resumed>) = 0 [pid 5104] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5105] read(200, [pid 5104] <... futex resumed>) = 0 [pid 5103] <... mprotect resumed>) = 0 [pid 5104] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5103] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5103] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0}./strace-static-x86_64: Process 5106 attached [pid 5105] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5103] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 5105] read(200, [pid 5103] rt_sigprocmask(SIG_SETMASK, [], [pid 5105] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5105] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5103] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5105] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5103] <... futex resumed>) = 0 [pid 5105] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5103] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5105] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5106] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5106] <... rseq resumed>) = 0 [pid 5105] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5106] set_robust_list(0x7fbb40c829a0, 24 [pid 5105] <... mmap resumed>) = 0x7fbb40c83000 [pid 5106] <... set_robust_list resumed>) = 0 [pid 5106] rt_sigprocmask(SIG_SETMASK, [], [pid 5105] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5106] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5105] <... mprotect resumed>) = 0 [pid 5106] <... socketpair resumed>0x20000200) = 0 [pid 5105] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5106] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5105] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5106] <... futex resumed>) = 1 [pid 5105] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5103] <... futex resumed>) = 0 [pid 5106] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5103] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5107 attached [pid 5105] <... clone3 resumed> => {parent_tid=[6]}, 88) = 6 [pid 5104] <... futex resumed>) = 0 [pid 5103] <... futex resumed>) = 1 [pid 5107] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5105] rt_sigprocmask(SIG_SETMASK, [], [pid 5104] connect(4, NULL, 0 [pid 5103] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5107] <... rseq resumed>) = 0 [pid 5105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5104] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5107] set_robust_list(0x7fbb40ca39a0, 24 [pid 5105] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... set_robust_list resumed>) = 0 [pid 5105] <... futex resumed>) = 0 [pid 5104] <... futex resumed>) = 1 [pid 5103] <... futex resumed>) = 0 [pid 5107] rt_sigprocmask(SIG_SETMASK, [], [pid 5105] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5104] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5103] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5103] <... futex resumed>) = 0 [pid 5107] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5104] sendmmsg(5, [pid 5103] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5107] <... bpf resumed>) = 3 [pid 5100] +++ killed by SIGSEGV (core dumped) +++ [pid 5090] +++ killed by SIGSEGV (core dumped) +++ [pid 5107] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=2, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=78 /* 0.78 s */} --- [pid 5107] <... futex resumed>) = 1 [pid 5107] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5105] <... futex resumed>) = 0 [pid 5105] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b91d690) = 5 ./strace-static-x86_64: Process 5108 attached [pid 5107] <... futex resumed>) = 0 [pid 5105] <... futex resumed>) = 1 [pid 5105] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5108] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5107] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, NULL) = 0 [pid 5107] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5107] <... futex resumed>) = 1 [pid 5105] <... futex resumed>) = 0 [pid 5107] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5105] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] setpgid(0, 0) = 0 [pid 5107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5105] <... futex resumed>) = 0 [pid 5099] +++ killed by SIGSEGV (core dumped) +++ [pid 5089] +++ killed by SIGSEGV (core dumped) +++ [pid 5108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5107] sched_setscheduler(0, SCHED_FIFO, [7]) = 0 [pid 5105] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5107] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=2, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=75 /* 0.75 s */} --- [pid 5105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5108] <... openat resumed>) = 3 [pid 5107] <... futex resumed>) = 0 [pid 5105] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5108] write(3, "1000", 4 [pid 5107] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5105] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5109 attached [pid 5108] <... write resumed>) = 4 [pid 5103] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5109] set_robust_list(0x55556b91d6a0, 24 [pid 5103] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] <... set_robust_list resumed>) = 0 [pid 5103] <... futex resumed>) = 1 [pid 5103] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5108] close(3 [pid 5079] <... clone resumed>, child_tidptr=0x55556b91d690) = 5 [pid 5109] <... prctl resumed>) = 0 [pid 5108] <... close resumed>) = 0 [pid 5109] setpgid(0, 0 [pid 5108] read(200, [pid 5109] <... setpgid resumed>) = 0 [pid 5108] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5108] read(200, [pid 5109] <... openat resumed>) = 3 [pid 5108] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5105] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5109] write(3, "1000", 4 [pid 5108] read(200, [pid 5109] <... write resumed>) = 4 [pid 5108] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5109] close(3 [pid 5108] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] <... close resumed>) = 0 [pid 5108] <... futex resumed>) = 0 [pid 5109] read(200, [pid 5108] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5109] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5108] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5109] read(200, [pid 5108] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5109] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5108] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5101] +++ killed by SIGSEGV (core dumped) +++ [pid 5091] +++ killed by SIGSEGV (core dumped) +++ [pid 5109] read(200, [pid 5108] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=2, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=83 /* 0.83 s */} --- [pid 5109] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5108] <... mmap resumed>) = 0x7fbb40c83000 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5109] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5078] <... restart_syscall resumed>) = 0 [pid 5109] <... futex resumed>) = 0 [pid 5108] <... mprotect resumed>) = 0 [pid 5109] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5108] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5109] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5108] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5109] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5108] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5110 attached [pid 5109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5110] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5108] <... clone3 resumed> => {parent_tid=[6]}, 88) = 6 [pid 5110] <... rseq resumed>) = 0 [pid 5109] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5108] rt_sigprocmask(SIG_SETMASK, [], [pid 5109] <... mmap resumed>) = 0x7fbb40c83000 [pid 5110] set_robust_list(0x7fbb40ca39a0, 24 [pid 5108] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5110] <... set_robust_list resumed>) = 0 [pid 5109] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5108] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5111 attached [pid 5110] rt_sigprocmask(SIG_SETMASK, [], [pid 5109] <... mprotect resumed>) = 0 [pid 5108] <... futex resumed>) = 0 [pid 5111] set_robust_list(0x55556b91d6a0, 24 [pid 5110] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5109] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5108] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5111] <... set_robust_list resumed>) = 0 [pid 5110] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5078] <... clone resumed>, child_tidptr=0x55556b91d690) = 5 [pid 5111] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5110] <... bpf resumed>) = 3 [pid 5109] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5111] <... prctl resumed>) = 0 [pid 5109] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5106] <... futex resumed>) = 0 [pid 5111] setpgid(0, 0 [pid 5110] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16./strace-static-x86_64: Process 5112 attached [pid 5111] <... setpgid resumed>) = 0 [pid 5110] <... futex resumed>) = 1 [pid 5109] <... clone3 resumed> => {parent_tid=[6]}, 88) = 6 [pid 5108] <... futex resumed>) = 0 [pid 5106] <... bpf resumed>) = 6 [pid 5112] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5110] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5109] rt_sigprocmask(SIG_SETMASK, [], [pid 5108] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5112] <... rseq resumed>) = 0 [pid 5111] <... openat resumed>) = 3 [pid 5110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5108] <... futex resumed>) = 0 [pid 5106] <... futex resumed>) = 1 [pid 5103] <... futex resumed>) = 0 [pid 5112] set_robust_list(0x7fbb40ca39a0, 24 [pid 5106] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5103] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5112] <... set_robust_list resumed>) = 0 [pid 5110] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5109] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5103] <... futex resumed>) = 0 [pid 5112] rt_sigprocmask(SIG_SETMASK, [], [pid 5111] write(3, "1000", 4 [pid 5110] <... prlimit64 resumed>NULL) = 0 [pid 5109] <... futex resumed>) = 0 [pid 5106] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5103] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5112] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5111] <... write resumed>) = 4 [pid 5110] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5106] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5112] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5111] close(3 [pid 5110] <... futex resumed>) = 1 [pid 5108] <... futex resumed>) = 0 [pid 5106] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5112] <... bpf resumed>) = 3 [pid 5111] <... close resumed>) = 0 [pid 5110] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5108] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] <... futex resumed>) = 1 [pid 5103] <... futex resumed>) = 0 [pid 5111] read(200, [pid 5110] <... sched_setscheduler resumed>) = 0 [pid 5108] <... futex resumed>) = 0 [pid 5106] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5103] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5112] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5111] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5110] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5105] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5103] <... futex resumed>) = 0 [pid 5112] <... futex resumed>) = 1 [pid 5111] read(200, [pid 5110] <... futex resumed>) = 0 [pid 5109] <... futex resumed>) = 0 [pid 5108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5106] memfd_create(0x200006c0, 0 [pid 5105] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5112] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5111] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5110] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5109] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] <... memfd_create resumed>) = 7 [pid 5110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5106] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5105] <... futex resumed>) = 0 [pid 5110] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5106] <... futex resumed>) = 1 [pid 5105] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5103] <... futex resumed>) = 0 [pid 5112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5111] read(200, [pid 5109] <... futex resumed>) = 0 [pid 5108] <... futex resumed>) = 0 [pid 5107] <... mmap resumed>) = 0x20000000 [pid 5112] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5111] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5109] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5108] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5107] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5112] <... prlimit64 resumed>NULL) = 0 [pid 5111] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... futex resumed>) = 0 [pid 5112] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5112] <... futex resumed>) = 1 [pid 5111] <... futex resumed>) = 0 [pid 5109] <... futex resumed>) = 0 [pid 5112] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5111] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5109] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5112] <... sched_setscheduler resumed>) = 0 [pid 5111] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5109] <... futex resumed>) = 0 [pid 5112] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5112] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5111] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5109] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5111] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5109] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5112] <... futex resumed>) = 0 [pid 5111] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5109] <... futex resumed>) = 1 [pid 5112] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5111] <... mprotect resumed>) = 0 [pid 5110] <... mmap resumed>) = 0x20000000 [pid 5106] fallocate(7, 0, 288230376151711748, 7 [pid 5103] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5110] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5103] <... futex resumed>) = 0 [pid 5110] <... futex resumed>) = 1 [pid 5103] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5110] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5106] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=5, si_uid=0} --- [pid 5111] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5109] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5111] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5111] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} => {parent_tid=[6]}, 88) = 6 [pid 5111] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5111] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5111] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5113 attached [pid 5113] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [pid 5113] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5113] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5113] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5113] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5111] <... futex resumed>) = 0 [pid 5111] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5111] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5113] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5112] <... mmap resumed>) = 0x20000000 [pid 5105] <... mmap resumed>) = 0x7fbb40c62000 [pid 5112] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] <... futex resumed>) = 0 [pid 5105] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5113] <... prlimit64 resumed>NULL) = 0 [pid 5112] <... futex resumed>) = 1 [pid 5109] <... futex resumed>) = 0 [pid 5108] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5113] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5112] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5110] <... futex resumed>) = 0 [pid 5109] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] <... futex resumed>) = 1 [pid 5105] <... mprotect resumed>) = 0 [pid 5112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5110] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5109] <... futex resumed>) = 0 [pid 5108] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5112] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5110] <... socketpair resumed>0x20000200) = 0 [pid 5109] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5112] <... socketpair resumed>0x20000200) = 0 [pid 5110] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5105] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5112] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5110] <... futex resumed>) = 1 [pid 5109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5112] <... futex resumed>) = 0 [pid 5110] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5109] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5112] connect(4, NULL, 0 [pid 5105] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5112] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5112] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5109] <... futex resumed>) = 0 [pid 5108] <... futex resumed>) = 0 [pid 5105] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5113] <... futex resumed>) = 1 [pid 5111] <... futex resumed>) = 0 [pid 5112] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5114 attached [pid 5113] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5111] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5108] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5111] <... futex resumed>) = 0 [pid 5109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5114] <... rseq resumed>) = 0 [pid 5113] <... sched_setscheduler resumed>) = 0 [pid 5111] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5110] <... futex resumed>) = 0 [pid 5108] <... futex resumed>) = 1 [pid 5105] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 5109] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] set_robust_list(0x7fbb40c829a0, 24 [pid 5113] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5110] connect(4, NULL, 0 [pid 5108] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5105] rt_sigprocmask(SIG_SETMASK, [], [pid 5114] <... set_robust_list resumed>) = 0 [pid 5113] <... futex resumed>) = 0 [pid 5112] <... futex resumed>) = 0 [pid 5111] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5110] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5109] <... futex resumed>) = 1 [pid 5105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5114] rt_sigprocmask(SIG_SETMASK, [], [pid 5113] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5112] sendmmsg(5, [pid 5111] <... futex resumed>) = 0 [pid 5110] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5105] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5110] <... futex resumed>) = 1 [pid 5114] socketpair(AF_UNIX, SOCK_DGRAM, 0, [ 70.135050][ T5106] syz-executor324[5106] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5110] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5114] <... socketpair resumed>0x20000200) = 0 [pid 5114] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5114] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5105] <... futex resumed>) = 1 [pid 5105] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5105] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... futex resumed>) = 0 [pid 5105] <... futex resumed>) = 1 [pid 5107] connect(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5105] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5107] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5107] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5105] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] <... futex resumed>) = 0 [pid 5108] <... futex resumed>) = 0 [pid 5107] <... futex resumed>) = 0 [pid 5105] <... futex resumed>) = 1 [pid 5108] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] sendmmsg(5, [pid 5110] <... futex resumed>) = 0 [pid 5108] <... futex resumed>) = 1 [pid 5105] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5110] sendmmsg(5, [pid 5108] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5114] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5109] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5109] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5109] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5109] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5109] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5109] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0}./strace-static-x86_64: Process 5115 attached [pid 5105] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5105] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] <... futex resumed>) = 0 [pid 5105] <... futex resumed>) = 1 [pid 5114] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5105] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5114] <... bpf resumed>) = 6 [pid 5115] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5114] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 5115] <... rseq resumed>) = 0 [pid 5114] <... futex resumed>) = 1 [pid 5109] rt_sigprocmask(SIG_SETMASK, [], [pid 5105] <... futex resumed>) = 0 [pid 5115] set_robust_list(0x7fbb40c829a0, 24 [pid 5114] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5105] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] <... set_robust_list resumed>) = 0 [pid 5114] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5105] <... futex resumed>) = 0 [pid 5115] rt_sigprocmask(SIG_SETMASK, [], [pid 5114] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5105] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5114] <... futex resumed>) = 0 [pid 5109] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5115] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5114] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5109] <... futex resumed>) = 0 [pid 5108] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5105] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] <... bpf resumed>) = 6 [pid 5114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5109] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5108] <... futex resumed>) = 0 [pid 5105] <... futex resumed>) = 0 [pid 5115] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] memfd_create(0x200006c0, 0 [pid 5111] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5108] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5105] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5115] <... futex resumed>) = 1 [pid 5114] <... memfd_create resumed>) = 7 [pid 5109] <... futex resumed>) = 0 [pid 5108] <... mmap resumed>) = 0x7fbb40c62000 [pid 5115] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5114] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5114] <... futex resumed>) = 1 [pid 5109] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] <... mprotect resumed>) = 0 [pid 5105] <... futex resumed>) = 0 [pid 5105] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5105] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5109] <... futex resumed>) = 0 [pid 5108] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5115] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5114] fallocate(7, 0, 288230376151711748, 7 [pid 5109] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5108] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5115] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5114] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5108] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5115] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=5, si_uid=0} --- [pid 5115] <... futex resumed>) = 1 [pid 5109] <... futex resumed>) = 0 [pid 5109] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5116 attached [pid 5115] memfd_create(0x200006c0, 0 [pid 5114] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5113] <... mmap resumed>) = 0x20000000 [pid 5109] <... futex resumed>) = 0 [pid 5108] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 5116] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5115] <... memfd_create resumed>) = 7 [pid 5113] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5116] <... rseq resumed>) = 0 [pid 5115] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5113] <... futex resumed>) = 1 [pid 5111] <... futex resumed>) = 0 [pid 5108] rt_sigprocmask(SIG_SETMASK, [], [pid 5116] set_robust_list(0x7fbb40c829a0, 24 [pid 5115] <... futex resumed>) = 0 [pid 5113] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5111] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5108] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5116] <... set_robust_list resumed>) = 0 [pid 5115] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5111] <... futex resumed>) = 0 [pid 5108] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5116] rt_sigprocmask(SIG_SETMASK, [], [pid 5115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5113] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5111] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5109] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] <... futex resumed>) = 0 [pid 5116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5115] fallocate(7, 0, 288230376151711748, 7 [pid 5113] <... socketpair resumed>0x20000200) = 0 [pid 5109] <... futex resumed>) = 0 [pid 5108] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5116] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5115] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5113] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5116] <... bpf resumed>) = 6 [pid 5115] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=5, si_uid=0} --- [pid 5113] <... futex resumed>) = 1 [pid 5111] <... futex resumed>) = 0 [pid 5113] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5111] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5113] connect(4, NULL, 0 [pid 5116] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5113] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5116] <... futex resumed>) = 1 [pid 5113] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5108] <... futex resumed>) = 0 [pid 5113] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5108] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5108] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5116] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5113] <... futex resumed>) = 0 [pid 5111] <... futex resumed>) = 1 [pid 5113] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5116] <... rt_sigaction resumed>NULL, 8) = 0 [ 70.345645][ T5114] syz-executor324[5114] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [ 70.374219][ T5115] syz-executor324[5115] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5111] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5116] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5116] <... futex resumed>) = 1 [pid 5111] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] <... futex resumed>) = 0 [pid 5116] memfd_create(0x200006c0, 0 [pid 5113] <... futex resumed>) = 0 [pid 5111] <... futex resumed>) = 1 [pid 5108] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5116] <... memfd_create resumed>) = 7 [pid 5113] sendmmsg(5, [pid 5111] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5108] <... futex resumed>) = 0 [pid 5116] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5116] <... futex resumed>) = 0 [pid 5108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5116] fallocate(7, 0, 288230376151711748, 7 [pid 5108] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5116] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5108] <... futex resumed>) = 0 [pid 5116] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=5, si_uid=0} --- [pid 5108] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5116] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5111] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5104] <... sendmmsg resumed> ) = ? [pid 5103] <... futex resumed>) = ? [pid 5111] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] +++ killed by SIGSEGV +++ [pid 5111] <... futex resumed>) = 0 [pid 5111] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5108] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5111] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5108] ???( [pid 5111] <... mprotect resumed>) = 0 [pid 5111] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5111] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0}./strace-static-x86_64: Process 5117 attached => {parent_tid=[7]}, 88) = 7 [ 70.400977][ T5116] syz-executor324[5116] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5117] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5111] rt_sigprocmask(SIG_SETMASK, [], [pid 5117] <... rseq resumed>) = 0 [pid 5111] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5117] set_robust_list(0x7fbb40c829a0, 24 [pid 5111] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5117] <... set_robust_list resumed>) = 0 [pid 5111] <... futex resumed>) = 0 [pid 5117] rt_sigprocmask(SIG_SETMASK, [], [pid 5111] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5117] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5117] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5111] <... futex resumed>) = 0 [pid 5117] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5111] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5117] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5117] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5111] <... futex resumed>) = 0 [pid 5117] <... futex resumed>) = 0 [pid 5111] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5117] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5111] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5117] <... futex resumed>) = 0 [pid 5111] <... futex resumed>) = 1 [pid 5117] memfd_create(0x200006c0, 0) = 7 [pid 5117] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5117] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5111] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5111] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5117] <... futex resumed>) = 0 [pid 5111] <... futex resumed>) = 1 [pid 5117] fallocate(7, 0, 288230376151711748, 7) = -1 EFBIG (File too large) [pid 5117] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=5, si_uid=0} --- [pid 5111] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5117] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [ 70.488749][ T5117] syz-executor324[5117] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5106] +++ killed by SIGSEGV +++ [pid 5103] +++ killed by SIGSEGV +++ [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=44 /* 0.44 s */} --- [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5118 attached [pid 5118] set_robust_list(0x55556b91d6a0, 24 [pid 5080] <... clone resumed>, child_tidptr=0x55556b91d690) = 8 [pid 5118] <... set_robust_list resumed>) = 0 [pid 5118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5118] setpgid(0, 0) = 0 [pid 5118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5118] write(3, "1000", 4) = 4 [pid 5118] close(3) = 0 [pid 5118] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5118] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5118] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5118] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5118] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5118] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5118] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5118] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} => {parent_tid=[9]}, 88) = 9 ./strace-static-x86_64: Process 5119 attached [pid 5118] rt_sigprocmask(SIG_SETMASK, [], [pid 5119] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5118] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5118] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5119] <... rseq resumed>) = 0 [pid 5118] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5119] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5119] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5119] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5119] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5118] <... futex resumed>) = 0 [pid 5118] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5118] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5119] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, NULL) = 0 [pid 5119] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5118] <... futex resumed>) = 0 [pid 5119] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5118] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... sched_setscheduler resumed>) = 0 [pid 5118] <... futex resumed>) = 0 [pid 5119] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5118] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5119] <... futex resumed>) = 0 [pid 5118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5119] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5118] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5118] <... futex resumed>) = 0 [pid 5119] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5118] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5119] <... mmap resumed>) = 0x20000000 [pid 5119] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5118] <... futex resumed>) = 0 [pid 5119] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5118] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... futex resumed>) = 0 [pid 5118] <... futex resumed>) = 1 [pid 5119] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5118] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5119] <... socketpair resumed>0x20000200) = 0 [pid 5119] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5118] <... futex resumed>) = 0 [pid 5119] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5118] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5118] <... futex resumed>) = 0 [pid 5119] connect(4, NULL, 0 [pid 5118] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5119] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5119] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5118] <... futex resumed>) = 0 [pid 5119] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5118] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5118] <... futex resumed>) = 0 [pid 5119] sendmmsg(5, [pid 5118] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5118] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5118] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5118] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5118] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5118] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[10]}, 88) = 10 [pid 5118] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5118] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5118] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000}./strace-static-x86_64: Process 5120 attached [pid 5120] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053) = 0 [pid 5120] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5120] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5120] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5120] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5118] <... futex resumed>) = 0 [pid 5120] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5118] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5120] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5118] <... futex resumed>) = 0 [pid 5120] rt_sigaction(SIGXFSZ, 0x20000000, NULL, 8) = 0 [pid 5118] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5120] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5120] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5118] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5120] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5118] <... futex resumed>) = 0 [pid 5120] memfd_create(0x200006c0, 0 [pid 5118] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5120] <... memfd_create resumed>) = 7 [pid 5120] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5118] <... futex resumed>) = 0 [pid 5120] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5118] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] <... ??? resumed>) = ? [pid 5118] <... futex resumed>) = 0 [pid 5120] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5118] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5120] fallocate(7, 0, 288230376151711748, 7 [pid 5107] <... sendmmsg resumed> ) = ? [pid 5120] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5107] +++ killed by SIGSEGV (core dumped) +++ [pid 5120] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=8, si_uid=0} --- [pid 5105] <... futex resumed>) = ? [pid 5120] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5110] <... sendmmsg resumed> ) = ? [pid 5110] +++ killed by SIGSEGV (core dumped) +++ [pid 5112] <... sendmmsg resumed> ) = ? [pid 5109] <... futex resumed>) = ? [pid 5112] +++ killed by SIGSEGV (core dumped) +++ [pid 5111] <... futex resumed>) = ? [pid 5113] <... sendmmsg resumed> ) = ? [pid 5113] +++ killed by SIGSEGV (core dumped) +++ [pid 5114] +++ killed by SIGSEGV (core dumped) +++ [pid 5105] +++ killed by SIGSEGV (core dumped) +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=71 /* 0.71 s */} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5121 attached , child_tidptr=0x55556b91d690) = 8 [pid 5121] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5121] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5121] setpgid(0, 0) = 0 [pid 5121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5119] <... sendmmsg resumed> ) = ? [pid 5118] <... futex resumed>) = ? [pid 5119] +++ killed by SIGSEGV (core dumped) +++ [pid 5121] write(3, "1000", 4) = 4 [pid 5121] close(3) = 0 [pid 5121] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5121] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5121] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5121] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5121] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5121] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5116] +++ killed by SIGSEGV (core dumped) +++ [pid 5108] +++ killed by SIGSEGV (core dumped) +++ [pid 5121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=80 /* 0.80 s */} --- ./strace-static-x86_64: Process 5122 attached [pid 5121] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 5122] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5121] rt_sigprocmask(SIG_SETMASK, [], [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5123 attached [pid 5122] <... rseq resumed>) = 0 [pid 5121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5122] set_robust_list(0x7fbb40ca39a0, 24 [pid 5123] set_robust_list(0x55556b91d6a0, 24 [pid 5121] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x55556b91d690) = 8 [pid 5123] <... set_robust_list resumed>) = 0 [pid 5122] <... set_robust_list resumed>) = 0 [pid 5121] <... futex resumed>) = 0 [pid 5123] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5121] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5122] rt_sigprocmask(SIG_SETMASK, [], [pid 5123] <... prctl resumed>) = 0 [pid 5122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5122] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5123] setpgid(0, 0 [pid 5122] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5123] <... setpgid resumed>) = 0 [pid 5121] <... futex resumed>) = 0 [pid 5122] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5121] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = 1 [pid 5122] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5121] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5122] <... prlimit64 resumed>NULL) = 0 [pid 5122] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... openat resumed>) = 3 [pid 5122] <... futex resumed>) = 1 [pid 5121] <... futex resumed>) = 0 [pid 5122] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5121] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5121] <... futex resumed>) = 0 [pid 5122] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5121] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5123] write(3, "1000", 4 [pid 5122] <... sched_setscheduler resumed>) = 0 [pid 5123] <... write resumed>) = 4 [pid 5122] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] close(3 [pid 5122] <... futex resumed>) = 1 [pid 5121] <... futex resumed>) = 0 [pid 5122] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5121] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... close resumed>) = 0 [pid 5122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5121] <... futex resumed>) = 0 [pid 5122] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5121] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5123] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5123] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5123] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5123] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5123] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5123] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5123] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} => {parent_tid=[9]}, 88) = 9 [pid 5123] rt_sigprocmask(SIG_SETMASK, [], [pid 5115] +++ killed by SIGSEGV (core dumped) +++ [pid 5109] +++ killed by SIGSEGV (core dumped) +++ ./strace-static-x86_64: Process 5124 attached [pid 5123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=97 /* 0.97 s */} --- [pid 5124] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5123] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5125 attached [pid 5124] <... rseq resumed>) = 0 [pid 5123] <... futex resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x55556b91d690) = 8 [pid 5125] set_robust_list(0x55556b91d6a0, 24 [pid 5124] set_robust_list(0x7fbb40ca39a0, 24 [pid 5123] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5125] <... set_robust_list resumed>) = 0 [pid 5124] <... set_robust_list resumed>) = 0 [pid 5125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5124] rt_sigprocmask(SIG_SETMASK, [], [pid 5125] <... prctl resumed>) = 0 [pid 5124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5125] setpgid(0, 0 [pid 5124] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5125] <... setpgid resumed>) = 0 [pid 5124] <... bpf resumed>) = 3 [pid 5125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5125] write(3, "1000", 4 [pid 5124] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] <... write resumed>) = 4 [pid 5124] <... futex resumed>) = 1 [pid 5123] <... futex resumed>) = 0 [pid 5125] close(3 [pid 5124] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5123] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] <... close resumed>) = 0 [pid 5124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5123] <... futex resumed>) = 0 [pid 5125] read(200, [pid 5124] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5123] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5125] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5124] <... prlimit64 resumed>NULL) = 0 [pid 5121] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5121] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5125] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] <... futex resumed>) = 0 [pid 5125] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5124] <... futex resumed>) = 1 [pid 5123] <... futex resumed>) = 0 [pid 5125] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5124] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5123] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5123] <... futex resumed>) = 0 [pid 5125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5123] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5124] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5125] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5124] <... sched_setscheduler resumed>) = 0 [pid 5125] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5124] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5124] <... futex resumed>) = 1 [pid 5123] <... futex resumed>) = 0 [pid 5125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5124] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5123] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5126 attached [pid 5124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5123] <... futex resumed>) = 0 [pid 5126] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5124] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5125] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 5122] <... mmap resumed>) = 0x20000000 [pid 5125] rt_sigprocmask(SIG_SETMASK, [], [pid 5122] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5122] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5125] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5125] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5123] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5126] <... rseq resumed>) = 0 [pid 5126] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5126] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5126] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5126] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5126] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5125] <... futex resumed>) = 0 [pid 5125] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] <... futex resumed>) = 0 [pid 5125] <... futex resumed>) = 1 [pid 5126] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, NULL) = 0 [pid 5126] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5126] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5123] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5123] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5125] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5125] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] <... futex resumed>) = 0 [pid 5125] <... futex resumed>) = 1 [pid 5126] sched_setscheduler(0, SCHED_FIFO, [7]) = 0 [pid 5121] <... mmap resumed>) = 0x7fbb40c62000 [pid 5126] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5121] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5126] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5125] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5121] <... mprotect resumed>) = 0 [pid 5125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5121] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5125] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5126] <... futex resumed>) = 0 [pid 5125] <... futex resumed>) = 1 [pid 5121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5126] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0./strace-static-x86_64: Process 5127 attached [pid 5125] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5124] <... mmap resumed>) = 0x20000000 [pid 5127] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5124] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5127] <... rseq resumed>) = 0 [pid 5124] <... futex resumed>) = 0 [pid 5127] set_robust_list(0x7fbb40c829a0, 24 [pid 5124] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5127] <... set_robust_list resumed>) = 0 [pid 5127] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5127] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5123] <... mmap resumed>) = 0x7fbb40c62000 [pid 5123] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5123] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5123] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[10]}, 88) = 10 [pid 5123] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5123] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5123] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5128 attached [pid 5128] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053) = 0 [pid 5128] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5128] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5128] socketpair(AF_UNIX, SOCK_DGRAM, 0, 0x20000200) = 0 [pid 5128] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5123] <... futex resumed>) = 0 [pid 5123] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... futex resumed>) = 0 [pid 5123] <... futex resumed>) = 1 [pid 5124] connect(4, NULL, 0 [pid 5123] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5124] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5124] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5124] <... futex resumed>) = 0 [pid 5123] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] sendmmsg(5, [pid 5123] <... futex resumed>) = 0 [pid 5128] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5123] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5125] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5125] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5121] <... clone3 resumed> => {parent_tid=[10]}, 88) = 10 [pid 5121] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5121] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5127] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = 1 [pid 5127] socketpair(AF_UNIX, SOCK_DGRAM, 0, 0x20000200) = 0 [pid 5121] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5127] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5127] <... futex resumed>) = 0 [pid 5121] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5127] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5122] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = 1 [pid 5122] connect(4, NULL, 0 [pid 5121] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5122] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5122] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5121] <... futex resumed>) = 0 [pid 5122] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5121] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5121] <... futex resumed>) = 0 [pid 5122] sendmmsg(5, [pid 5121] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5126] <... mmap resumed>) = 0x20000000 [pid 5125] <... mmap resumed>) = 0x7fbb40c62000 [pid 5126] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5123] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5126] <... futex resumed>) = 0 [pid 5125] <... mprotect resumed>) = 0 [pid 5123] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5128] <... futex resumed>) = 0 [pid 5126] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5125] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5123] <... futex resumed>) = 1 [pid 5128] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5125] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5123] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5128] <... bpf resumed>) = 6 [pid 5125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0}./strace-static-x86_64: Process 5129 attached => {parent_tid=[10]}, 88) = 10 [pid 5125] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5125] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5128] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] <... futex resumed>) = 0 [pid 5128] <... futex resumed>) = 0 [pid 5125] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5128] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5123] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5128] <... futex resumed>) = 0 [pid 5123] <... futex resumed>) = 1 [pid 5128] rt_sigaction(SIGXFSZ, 0x20000000, NULL, 8) = 0 [pid 5123] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5128] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5128] <... futex resumed>) = 0 [pid 5123] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5128] memfd_create(0x200006c0, 0 [pid 5123] <... futex resumed>) = 0 [pid 5129] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5128] <... memfd_create resumed>) = 7 [pid 5123] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5129] <... rseq resumed>) = 0 [pid 5128] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5129] set_robust_list(0x7fbb40c829a0, 24 [pid 5128] <... futex resumed>) = 0 [pid 5123] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5129] <... set_robust_list resumed>) = 0 [pid 5128] fallocate(7, 0, 288230376151711748, 7 [pid 5123] <... futex resumed>) = 0 [pid 5129] rt_sigprocmask(SIG_SETMASK, [], [pid 5128] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5123] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5128] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=8, si_uid=0} --- [pid 5129] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5128] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5129] <... socketpair resumed>0x20000200) = 0 [pid 5117] +++ killed by SIGSEGV (core dumped) +++ [pid 5111] +++ killed by SIGSEGV (core dumped) +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=80 /* 0.80 s */} --- [pid 5129] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5125] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5129] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5125] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5127] <... futex resumed>) = 0 [pid 5126] <... futex resumed>) = 0 [pid 5125] <... futex resumed>) = 1 [pid 5121] <... futex resumed>) = 1 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5130 attached [pid 5127] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5126] connect(4, NULL, 0 [pid 5125] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5121] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5130] set_robust_list(0x55556b91d6a0, 24 [pid 5127] <... bpf resumed>) = 6 [pid 5126] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5127] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5130] <... set_robust_list resumed>) = 0 [pid 5127] <... futex resumed>) = 1 [pid 5126] <... futex resumed>) = 0 [pid 5125] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x55556b91d690) = 8 [pid 5130] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5127] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5126] sendmmsg(5, [pid 5125] <... futex resumed>) = 0 [pid 5121] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5121] <... futex resumed>) = 0 [pid 5130] <... prctl resumed>) = 0 [pid 5127] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5121] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5130] setpgid(0, 0 [pid 5127] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5130] <... setpgid resumed>) = 0 [pid 5127] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5127] <... futex resumed>) = 1 [pid 5121] <... futex resumed>) = 0 [pid 5130] <... openat resumed>) = 3 [pid 5127] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5121] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5121] <... futex resumed>) = 0 [pid 5130] write(3, "1000", 4 [pid 5127] memfd_create(0x200006c0, 0 [pid 5121] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5130] <... write resumed>) = 4 [pid 5127] <... memfd_create resumed>) = 7 [pid 5125] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5130] close(3 [pid 5127] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] <... close resumed>) = 0 [pid 5127] <... futex resumed>) = 1 [pid 5121] <... futex resumed>) = 0 [pid 5130] read(200, [pid 5127] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5121] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5121] <... futex resumed>) = 0 [pid 5130] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5127] fallocate(7, 0, 288230376151711748, 7 [pid 5121] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5130] <... futex resumed>) = 0 [pid 5127] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5130] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5127] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=8, si_uid=0} --- [pid 5130] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5127] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5130] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5130] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5130] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [ 72.726325][ T5117] syz-executor324 (5117) used greatest stack depth: 19184 bytes left [pid 5130] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5130] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} => {parent_tid=[9]}, 88) = 9 [pid 5130] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5131 attached NULL, 8) = 0 [pid 5131] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5130] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5131] <... rseq resumed>) = 0 [pid 5130] <... futex resumed>) = 0 [pid 5131] set_robust_list(0x7fbb40ca39a0, 24 [pid 5130] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5131] <... set_robust_list resumed>) = 0 [pid 5131] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5131] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5131] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5125] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5131] <... futex resumed>) = 1 [pid 5130] <... futex resumed>) = 0 [pid 5129] <... futex resumed>) = 0 [pid 5125] <... futex resumed>) = 1 [pid 5131] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5130] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5129] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5131] <... prlimit64 resumed>NULL) = 0 [pid 5130] <... futex resumed>) = 0 [pid 5129] <... bpf resumed>) = 6 [pid 5125] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5120] +++ killed by SIGSEGV (core dumped) +++ [pid 5118] +++ killed by SIGSEGV (core dumped) +++ [pid 5131] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5129] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5131] <... futex resumed>) = 0 [pid 5130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5129] <... futex resumed>) = 0 [pid 5125] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=8, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=66 /* 0.66 s */} --- [pid 5131] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5130] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5130] <... futex resumed>) = 0 [pid 5129] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5125] <... futex resumed>) = 0 [pid 5129] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5125] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5129] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5125] <... futex resumed>) = 0 [pid 5125] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5125] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5131] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5130] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5131] <... sched_setscheduler resumed>) = 0 [pid 5131] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5130] <... futex resumed>) = 0 [pid 5131] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5130] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] <... clone resumed>, child_tidptr=0x55556b91d690) = 11 [ 72.852234][ T5129] warn_bad_vsyscall: 3 callbacks suppressed [ 72.852269][ T5129] syz-executor324[5129] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 ./strace-static-x86_64: Process 5132 attached [pid 5131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5130] <... futex resumed>) = 0 [pid 5129] memfd_create(0x200006c0, 0 [pid 5132] set_robust_list(0x55556b91d6a0, 24 [pid 5131] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5129] <... memfd_create resumed>) = 7 [pid 5132] <... set_robust_list resumed>) = 0 [pid 5129] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5132] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5129] <... futex resumed>) = 1 [pid 5125] <... futex resumed>) = 0 [pid 5132] <... prctl resumed>) = 0 [pid 5129] fallocate(7, 0, 288230376151711748, 7 [pid 5125] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5129] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5125] <... futex resumed>) = 0 [pid 5129] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=8, si_uid=0} --- [pid 5125] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5132] setpgid(0, 0) = 0 [pid 5132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5132] write(3, "1000", 4) = 4 [pid 5132] close(3) = 0 [pid 5132] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5132] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5132] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5132] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5132] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5132] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5132] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} => {parent_tid=[12]}, 88) = 12 [pid 5132] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5132] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5132] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5133 attached [pid 5133] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [pid 5133] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5133] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5133] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5133] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5132] <... futex resumed>) = 0 [pid 5132] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5132] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5125] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5125] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5133] <... futex resumed>) = 1 [pid 5125] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5133] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, NULL) = 0 [pid 5133] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5132] <... futex resumed>) = 0 [pid 5132] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5132] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5133] <... futex resumed>) = 1 [pid 5133] sched_setscheduler(0, SCHED_FIFO, [7]) = 0 [pid 5129] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5133] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5132] <... futex resumed>) = 0 [pid 5133] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5132] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5133] <... futex resumed>) = 0 [pid 5132] <... futex resumed>) = 1 [pid 5133] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0) = 0x20000000 [pid 5132] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5131] <... mmap resumed>) = 0x20000000 [pid 5130] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5133] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5133] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5131] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5132] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5131] <... futex resumed>) = 0 [pid 5133] <... futex resumed>) = 0 [pid 5132] <... futex resumed>) = 1 [pid 5131] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5133] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5132] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5133] <... socketpair resumed>0x20000200) = 0 [pid 5133] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5130] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5133] <... futex resumed>) = 0 [pid 5133] connect(4, NULL, 0 [pid 5132] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5131] <... futex resumed>) = 0 [pid 5130] <... futex resumed>) = 1 [pid 5133] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5132] <... futex resumed>) = 0 [pid 5131] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5130] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5133] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5132] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5133] <... futex resumed>) = 0 [pid 5133] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5131] <... socketpair resumed>0x20000200) = 0 [pid 5132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5131] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5132] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5131] <... futex resumed>) = 0 [pid 5130] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5133] <... futex resumed>) = 0 [pid 5132] <... futex resumed>) = 1 [pid 5131] connect(4, NULL, 0 [pid 5130] <... futex resumed>) = 0 [pid 5133] sendmmsg(5, [pid 5132] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5131] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5130] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5131] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5131] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5130] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... sendmmsg resumed> ) = ? [pid 5123] <... futex resumed>) = ? [pid 5131] <... futex resumed>) = 0 [pid 5130] <... futex resumed>) = 1 [pid 5128] +++ killed by SIGSEGV +++ [pid 5124] +++ killed by SIGSEGV +++ [pid 5131] sendmmsg(5, [pid 5130] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5132] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5132] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5132] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5130] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5130] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5130] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5132] <... mprotect resumed>) = 0 [pid 5130] <... mmap resumed>) = 0x7fbb40c62000 [pid 5130] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5130] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5132] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5130] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5132] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5134 attached [pid 5132] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5134] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5130] <... clone3 resumed> => {parent_tid=[10]}, 88) = 10 [pid 5130] rt_sigprocmask(SIG_SETMASK, [], [pid 5134] <... rseq resumed>) = 0 [pid 5130] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5134] set_robust_list(0x7fbb40c829a0, 24 [pid 5130] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5135 attached [pid 5134] <... set_robust_list resumed>) = 0 [pid 5132] <... clone3 resumed> => {parent_tid=[13]}, 88) = 13 [pid 5130] <... futex resumed>) = 0 [pid 5134] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5132] rt_sigprocmask(SIG_SETMASK, [], [pid 5130] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5134] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5135] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5134] <... bpf resumed>) = 6 [pid 5132] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5134] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5135] <... rseq resumed>) = 0 [pid 5132] <... futex resumed>) = 0 [pid 5135] set_robust_list(0x7fbb40c829a0, 24 [pid 5134] <... futex resumed>) = 1 [pid 5130] <... futex resumed>) = 0 [pid 5134] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5135] <... set_robust_list resumed>) = 0 [pid 5132] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5130] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5135] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5135] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5135] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5135] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5130] <... futex resumed>) = 0 [pid 5132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5130] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5132] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5135] <... futex resumed>) = 0 [pid 5134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5132] <... futex resumed>) = 1 [pid 5135] rt_sigaction(SIGXFSZ, 0x20000000, NULL, 8) = 0 [pid 5134] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5132] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5135] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5135] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5134] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5134] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5134] <... futex resumed>) = 1 [pid 5132] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] <... futex resumed>) = 0 [pid 5135] <... futex resumed>) = 0 [pid 5134] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5132] <... futex resumed>) = 1 [pid 5130] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5130] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5134] memfd_create(0x200006c0, 0 [pid 5132] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5135] memfd_create(0x200006c0, 0) = 7 [pid 5134] <... memfd_create resumed>) = 7 [pid 5135] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5132] <... futex resumed>) = 0 [pid 5135] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5132] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5132] <... futex resumed>) = 0 [pid 5135] fallocate(7, 0, 288230376151711748, 7 [pid 5132] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5135] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5135] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=11, si_uid=0} --- [pid 5134] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5135] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5134] <... futex resumed>) = 1 [pid 5130] <... futex resumed>) = 0 [pid 5134] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5130] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5130] <... futex resumed>) = 0 [pid 5134] fallocate(7, 0, 288230376151711748, 7) = -1 EFBIG (File too large) [ 73.303255][ T5135] syz-executor324[5135] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5134] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=8, si_uid=0} --- [pid 5130] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5123] +++ killed by SIGSEGV +++ [pid 5134] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=8, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=45 /* 0.45 s */} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b91d690) = 11 ./strace-static-x86_64: Process 5136 attached [pid 5136] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5136] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5136] setpgid(0, 0) = 0 [pid 5136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 73.354745][ T5134] syz-executor324[5134] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5136] write(3, "1000", 4) = 4 [pid 5136] close(3) = 0 [pid 5136] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5136] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5136] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5136] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5136] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5136] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5136] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5136] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} => {parent_tid=[12]}, 88) = 12 [pid 5136] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5136] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5136] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5122] <... sendmmsg resumed> ) = ? [pid 5121] <... futex resumed>) = ? ./strace-static-x86_64: Process 5137 attached [pid 5122] +++ killed by SIGSEGV (core dumped) +++ [pid 5137] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [pid 5137] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5137] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5137] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5137] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5136] <... futex resumed>) = 0 [pid 5136] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5136] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5137] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, NULL) = 0 [pid 5137] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5136] <... futex resumed>) = 0 [pid 5136] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5136] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5137] sched_setscheduler(0, SCHED_FIFO, [7]) = 0 [pid 5137] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5136] <... futex resumed>) = 0 [pid 5137] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5136] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] <... futex resumed>) = 0 [pid 5136] <... futex resumed>) = 1 [pid 5137] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5136] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5136] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5136] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5137] <... mmap resumed>) = 0x20000000 [pid 5137] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5137] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5136] <... mmap resumed>) = 0x7fbb40c62000 [pid 5136] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5136] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5136] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[13]}, 88) = 13 [pid 5136] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5136] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5138 attached [pid 5136] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5138] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053) = 0 [pid 5138] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5138] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5138] socketpair(AF_UNIX, SOCK_DGRAM, 0, 0x20000200) = 0 [pid 5138] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5136] <... futex resumed>) = 0 [pid 5138] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5136] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] <... futex resumed>) = 0 [pid 5136] <... futex resumed>) = 1 [pid 5137] connect(4, NULL, 0 [pid 5136] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5137] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5137] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5136] <... futex resumed>) = 0 [pid 5137] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5136] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5136] <... futex resumed>) = 0 [pid 5137] sendmmsg(5, [pid 5136] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5136] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5138] <... futex resumed>) = 0 [pid 5136] <... futex resumed>) = 1 [pid 5136] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5138] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5138] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5136] <... futex resumed>) = 0 [pid 5138] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5136] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5136] <... futex resumed>) = 0 [pid 5138] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5136] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5138] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5138] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5136] <... futex resumed>) = 0 [pid 5136] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5138] memfd_create(0x200006c0, 0 [pid 5136] <... futex resumed>) = 0 [pid 5138] <... memfd_create resumed>) = 7 [pid 5136] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5138] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5138] <... futex resumed>) = 0 [pid 5136] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5138] fallocate(7, 0, 288230376151711748, 7 [pid 5136] <... futex resumed>) = 0 [pid 5138] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5136] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5138] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=11, si_uid=0} --- [pid 5138] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5126] <... sendmmsg resumed> ) = ? [pid 5126] +++ killed by SIGSEGV (core dumped) +++ [ 73.802605][ T5138] syz-executor324[5138] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5133] <... sendmmsg resumed> ) = ? [pid 5132] <... futex resumed>) = ? [pid 5130] <... futex resumed>) = ? [pid 5133] +++ killed by SIGSEGV (core dumped) +++ [pid 5131] <... sendmmsg resumed> ) = ? [pid 5131] +++ killed by SIGSEGV (core dumped) +++ [pid 5127] +++ killed by SIGSEGV (core dumped) +++ [pid 5121] +++ killed by SIGSEGV (core dumped) +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=8, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=75 /* 0.75 s */} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5139 attached , child_tidptr=0x55556b91d690) = 11 [pid 5139] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5139] setpgid(0, 0) = 0 [pid 5139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5139] write(3, "1000", 4) = 4 [pid 5139] close(3) = 0 [pid 5139] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5139] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5139] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5139] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5139] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5139] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5139] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5139] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0}./strace-static-x86_64: Process 5140 attached [pid 5140] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5139] <... clone3 resumed> => {parent_tid=[12]}, 88) = 12 [pid 5140] <... rseq resumed>) = 0 [pid 5139] rt_sigprocmask(SIG_SETMASK, [], [pid 5140] set_robust_list(0x7fbb40ca39a0, 24 [pid 5139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5140] <... set_robust_list resumed>) = 0 [pid 5139] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] rt_sigprocmask(SIG_SETMASK, [], [pid 5139] <... futex resumed>) = 0 [pid 5140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5139] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5140] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5140] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5139] <... futex resumed>) = 0 [pid 5140] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5139] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] <... prlimit64 resumed>NULL) = 0 [pid 5139] <... futex resumed>) = 0 [pid 5140] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5139] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5140] <... futex resumed>) = 0 [pid 5139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5140] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5139] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5139] <... futex resumed>) = 0 [pid 5140] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5139] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5140] <... sched_setscheduler resumed>) = 0 [pid 5140] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5139] <... futex resumed>) = 0 [pid 5140] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5139] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5140] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5139] <... futex resumed>) = 0 [pid 5137] <... sendmmsg resumed> ) = ? [pid 5136] <... futex resumed>) = ? [pid 5129] +++ killed by SIGSEGV (core dumped) +++ [pid 5125] +++ killed by SIGSEGV (core dumped) +++ [pid 5139] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5137] +++ killed by SIGSEGV (core dumped) +++ [pid 5139] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5139] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5139] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5140] <... mmap resumed>) = 0x20000000 [pid 5140] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5139] <... mmap resumed>) = 0x7fbb40c62000 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=8, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=79 /* 0.79 s */} --- [pid 5140] <... futex resumed>) = 0 [pid 5139] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5140] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5139] <... mprotect resumed>) = 0 [pid 5139] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5139] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[13]}, 88) = 13 ./strace-static-x86_64: Process 5141 attached [pid 5139] rt_sigprocmask(SIG_SETMASK, [], [pid 5141] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5141] <... rseq resumed>) = 0 [pid 5139] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5139] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5141] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5141] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5141] socketpair(AF_UNIX, SOCK_DGRAM, 0, ./strace-static-x86_64: Process 5142 attached 0x20000200) = 0 [pid 5142] set_robust_list(0x55556b91d6a0, 24 [pid 5141] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5079] <... clone resumed>, child_tidptr=0x55556b91d690) = 11 [pid 5142] <... set_robust_list resumed>) = 0 [pid 5141] <... futex resumed>) = 1 [pid 5139] <... futex resumed>) = 0 [pid 5141] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5139] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] <... futex resumed>) = 0 [pid 5139] <... futex resumed>) = 1 [pid 5142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5140] connect(4, NULL, 0 [pid 5139] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5140] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5140] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5142] <... prctl resumed>) = 0 [pid 5140] <... futex resumed>) = 0 [pid 5139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5142] setpgid(0, 0 [pid 5140] sendmmsg(5, [pid 5139] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5142] <... setpgid resumed>) = 0 [pid 5139] <... futex resumed>) = 0 [pid 5142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5139] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5142] <... openat resumed>) = 3 [pid 5142] write(3, "1000", 4) = 4 [pid 5142] close(3) = 0 [pid 5142] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5142] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5142] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5142] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5142] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5142] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5142] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} => {parent_tid=[12]}, 88) = 12 [pid 5142] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5142] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5142] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5143 attached [pid 5143] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [pid 5143] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5143] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5143] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5143] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5142] <... futex resumed>) = 0 [pid 5142] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5142] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5143] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, NULL) = 0 [pid 5139] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5139] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5139] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5141] <... futex resumed>) = 0 [pid 5141] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5143] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5142] <... futex resumed>) = 0 [pid 5142] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5142] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5143] sched_setscheduler(0, SCHED_FIFO, [7]) = 0 [pid 5143] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5142] <... futex resumed>) = 0 [pid 5143] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5142] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5142] <... futex resumed>) = 0 [pid 5143] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5142] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5142] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5143] <... mmap resumed>) = 0x20000000 [pid 5142] <... mmap resumed>) = 0x7fbb40c62000 [pid 5143] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5142] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5141] <... bpf resumed>) = 6 [pid 5143] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5142] <... mprotect resumed>) = 0 [pid 5141] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5142] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5141] <... futex resumed>) = 1 [pid 5139] <... futex resumed>) = 0 [pid 5142] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5141] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5139] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5142] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5139] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5144 attached [pid 5141] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5139] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5142] <... clone3 resumed> => {parent_tid=[13]}, 88) = 13 [pid 5141] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5142] rt_sigprocmask(SIG_SETMASK, [], [pid 5141] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5141] <... futex resumed>) = 1 [pid 5139] <... futex resumed>) = 0 [pid 5142] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5141] memfd_create(0x200006c0, 0 [pid 5139] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] <... rseq resumed>) = 0 [pid 5142] <... futex resumed>) = 0 [pid 5141] <... memfd_create resumed>) = 7 [pid 5139] <... futex resumed>) = 0 [pid 5144] set_robust_list(0x7fbb40c829a0, 24 [pid 5142] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5141] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5139] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] <... set_robust_list resumed>) = 0 [pid 5141] <... futex resumed>) = 0 [pid 5139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5144] rt_sigprocmask(SIG_SETMASK, [], [pid 5141] fallocate(7, 0, 288230376151711748, 7 [pid 5139] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5141] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5139] <... futex resumed>) = 0 [pid 5134] +++ killed by SIGSEGV (core dumped) +++ [pid 5130] +++ killed by SIGSEGV (core dumped) +++ [pid 5144] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5141] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=11, si_uid=0} --- [pid 5139] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] <... socketpair resumed>0x20000200) = 0 [pid 5144] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=8, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=79 /* 0.79 s */} --- [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5141] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5135] +++ killed by SIGSEGV (core dumped) +++ [pid 5132] +++ killed by SIGSEGV (core dumped) +++ ./strace-static-x86_64: Process 5145 attached [pid 5144] <... futex resumed>) = 1 [pid 5142] <... futex resumed>) = 0 [pid 5138] +++ killed by SIGSEGV (core dumped) +++ [pid 5136] +++ killed by SIGSEGV (core dumped) +++ [pid 5142] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=11, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=86 /* 0.86 s */} --- [pid 5142] <... futex resumed>) = 1 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5143] <... futex resumed>) = 0 [pid 5142] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5080] <... restart_syscall resumed>) = 0 [pid 5145] set_robust_list(0x55556b91d6a0, 24 [pid 5144] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5143] connect(4, NULL, 0 [pid 5078] <... clone resumed>, child_tidptr=0x55556b91d690) = 11 [pid 5145] <... set_robust_list resumed>) = 0 [pid 5143] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5145] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5143] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=11, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=66 /* 0.66 s */} --- [pid 5145] <... prctl resumed>) = 0 [pid 5143] <... futex resumed>) = 1 [pid 5142] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5145] setpgid(0, 0 [pid 5143] sendmmsg(5, [pid 5142] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... setpgid resumed>) = 0 [pid 5142] <... futex resumed>) = 0 [pid 5142] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5146 attached [pid 5146] set_robust_list(0x55556b91d6a0, 24 [pid 5080] <... clone resumed>, child_tidptr=0x55556b91d690) = 14 [ 75.211490][ T5141] syz-executor324[5141] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 ./strace-static-x86_64: Process 5147 attached [pid 5146] <... set_robust_list resumed>) = 0 [pid 5145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5075] <... clone resumed>, child_tidptr=0x55556b91d690) = 14 [pid 5145] write(3, "1000", 4) = 4 [pid 5145] close(3 [pid 5147] set_robust_list(0x55556b91d6a0, 24 [pid 5145] <... close resumed>) = 0 [pid 5145] read(200, [pid 5146] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5145] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5147] <... set_robust_list resumed>) = 0 [pid 5146] <... prctl resumed>) = 0 [pid 5145] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5146] setpgid(0, 0 [pid 5145] <... futex resumed>) = 0 [pid 5147] <... prctl resumed>) = 0 [pid 5146] <... setpgid resumed>) = 0 [pid 5145] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5147] setpgid(0, 0 [pid 5146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5145] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5147] <... setpgid resumed>) = 0 [pid 5145] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5147] <... openat resumed>) = 3 [pid 5145] <... mmap resumed>) = 0x7fbb40c83000 [pid 5145] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5147] write(3, "1000", 4 [pid 5146] <... openat resumed>) = 3 [pid 5147] <... write resumed>) = 4 [pid 5146] write(3, "1000", 4 [pid 5147] close(3 [pid 5146] <... write resumed>) = 4 [pid 5147] <... close resumed>) = 0 [pid 5146] close(3 [pid 5147] read(200, [pid 5146] <... close resumed>) = 0 [pid 5145] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5147] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5146] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5146] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... futex resumed>) = 0 [pid 5145] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5142] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5146] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5147] <... futex resumed>) = 0 [pid 5145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5142] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5148 attached [pid 5147] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5146] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5144] <... futex resumed>) = 0 [pid 5142] <... futex resumed>) = 1 [pid 5148] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5147] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5145] <... clone3 resumed> => {parent_tid=[12]}, 88) = 12 [pid 5144] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5142] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5147] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5145] rt_sigprocmask(SIG_SETMASK, [], [pid 5144] <... bpf resumed>) = 6 [pid 5148] <... rseq resumed>) = 0 [pid 5147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5146] <... mmap resumed>) = 0x7fbb40c83000 [pid 5145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5148] set_robust_list(0x7fbb40ca39a0, 24 [pid 5147] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5146] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5145] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... set_robust_list resumed>) = 0 [pid 5147] <... mmap resumed>) = 0x7fbb40c83000 [pid 5146] <... mprotect resumed>) = 0 [pid 5145] <... futex resumed>) = 0 [pid 5144] <... futex resumed>) = 1 [pid 5142] <... futex resumed>) = 0 [pid 5148] rt_sigprocmask(SIG_SETMASK, [], [pid 5147] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5146] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5145] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5142] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5147] <... mprotect resumed>) = 0 [pid 5146] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5144] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5142] <... futex resumed>) = 0 [pid 5148] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5147] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5144] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5142] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5149 attached [pid 5147] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5144] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5149] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5147] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5144] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] <... rseq resumed>) = 0 [pid 5149] set_robust_list(0x7fbb40ca39a0, 24 [pid 5144] <... futex resumed>) = 1 [pid 5149] <... set_robust_list resumed>) = 0 [pid 5147] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 5146] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 5144] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5142] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5150 attached [pid 5149] rt_sigprocmask(SIG_SETMASK, [], [pid 5147] rt_sigprocmask(SIG_SETMASK, [], [pid 5146] rt_sigprocmask(SIG_SETMASK, [], [pid 5142] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... bpf resumed>) = 3 [pid 5150] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5144] <... futex resumed>) = 0 [pid 5142] <... futex resumed>) = 1 [pid 5148] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5150] <... rseq resumed>) = 0 [pid 5149] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] <... futex resumed>) = 1 [pid 5147] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... futex resumed>) = 0 [pid 5144] memfd_create(0x200006c0, 0 [pid 5142] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5150] set_robust_list(0x7fbb40ca39a0, 24 [pid 5149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5148] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5147] <... futex resumed>) = 0 [pid 5146] <... futex resumed>) = 0 [pid 5145] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] <... memfd_create resumed>) = 7 [pid 5150] <... set_robust_list resumed>) = 0 [pid 5149] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5147] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5145] <... futex resumed>) = 0 [pid 5144] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5150] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5149] <... bpf resumed>) = 3 [pid 5148] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5145] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] <... futex resumed>) = 1 [pid 5142] <... futex resumed>) = 0 [pid 5150] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5149] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... prlimit64 resumed>NULL) = 0 [pid 5144] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5142] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] <... futex resumed>) = 1 [pid 5148] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... futex resumed>) = 0 [pid 5144] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5142] <... futex resumed>) = 0 [pid 5148] <... futex resumed>) = 1 [pid 5146] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... futex resumed>) = 0 [pid 5144] fallocate(7, 0, 288230376151711748, 7 [pid 5142] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5150] <... bpf resumed>) = 3 [pid 5149] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5148] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5146] <... futex resumed>) = 0 [pid 5145] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5149] <... prlimit64 resumed>NULL) = 0 [pid 5148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5146] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5145] <... futex resumed>) = 0 [pid 5144] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=11, si_uid=0} --- [pid 5150] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 75.356025][ T5144] syz-executor324[5144] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5145] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] <... futex resumed>) = 0 [pid 5148] <... sched_setscheduler resumed>) = 0 [pid 5146] <... futex resumed>) = 0 [pid 5150] <... futex resumed>) = 1 [pid 5149] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5148] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] <... futex resumed>) = 0 [pid 5146] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5150] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] <... sched_setscheduler resumed>) = 0 [pid 5148] <... futex resumed>) = 1 [pid 5147] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... futex resumed>) = 0 [pid 5150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5149] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5147] <... futex resumed>) = 0 [pid 5145] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5150] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5149] <... futex resumed>) = 1 [pid 5148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5147] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] <... futex resumed>) = 0 [pid 5145] <... futex resumed>) = 0 [pid 5150] <... prlimit64 resumed>NULL) = 0 [pid 5149] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5146] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5150] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5147] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5146] <... futex resumed>) = 0 [pid 5140] <... sendmmsg resumed> ) = ? [pid 5139] <... futex resumed>) = ? [pid 5150] <... futex resumed>) = 0 [pid 5149] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5147] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5140] +++ killed by SIGSEGV +++ [pid 5150] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5148] <... mmap resumed>) = 0x20000000 [pid 5145] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5148] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... futex resumed>) = 0 [pid 5145] <... futex resumed>) = 0 [pid 5148] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5145] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5148] <... socketpair resumed>0x20000200) = 0 [pid 5148] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5145] <... futex resumed>) = 0 [pid 5148] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5145] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... futex resumed>) = 0 [pid 5145] <... futex resumed>) = 1 [pid 5148] connect(4, NULL, 0 [pid 5145] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5150] <... sched_setscheduler resumed>) = 0 [pid 5148] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5150] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5150] <... futex resumed>) = 0 [pid 5148] <... futex resumed>) = 1 [pid 5145] <... futex resumed>) = 0 [pid 5150] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5145] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5145] <... futex resumed>) = 0 [pid 5148] sendmmsg(5, [pid 5145] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5149] <... mmap resumed>) = 0x20000000 [pid 5149] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5146] <... futex resumed>) = 0 [pid 5150] <... futex resumed>) = 0 [pid 5149] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5147] <... futex resumed>) = 1 [pid 5146] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5150] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5147] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] <... futex resumed>) = 0 [pid 5149] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5147] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5146] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5149] <... socketpair resumed>0x20000200) = 0 [pid 5147] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5150] <... futex resumed>) = 0 [pid 5149] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] <... futex resumed>) = 1 [pid 5150] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5149] <... futex resumed>) = 1 [pid 5147] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5149] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5146] <... futex resumed>) = 0 [pid 5146] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] <... futex resumed>) = 0 [pid 5149] connect(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5149] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... futex resumed>) = 1 [pid 5149] <... futex resumed>) = 0 [pid 5149] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5146] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5146] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] <... futex resumed>) = 0 [pid 5146] <... futex resumed>) = 1 [pid 5149] sendmmsg(5, [pid 5146] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5146] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5146] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5146] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[16]}, 88) = 16 [pid 5146] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5146] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5146] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5145] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5145] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5145] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5145] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[13]}, 88) = 13 [pid 5145] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5145] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5145] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5147] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5147] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5152 attached ) = 0 [pid 5152] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5147] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5152] <... rseq resumed>) = 0 [pid 5152] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5152] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5152] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5152] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5145] <... futex resumed>) = 0 [pid 5152] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5145] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5152] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5145] <... futex resumed>) = 0 [pid 5152] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5152] <... futex resumed>) = 0 [pid 5145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5152] memfd_create(0x200006c0, 0 [pid 5145] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5152] <... memfd_create resumed>) = 7 [pid 5145] <... futex resumed>) = 0 [pid 5152] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5152] <... futex resumed>) = 0 [pid 5145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5152] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5145] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5151 attached [pid 5152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5150] <... mmap resumed>) = 0x20000000 [pid 5147] <... mmap resumed>) = 0x7fbb40c62000 [pid 5145] <... futex resumed>) = 0 [pid 5152] fallocate(7, 0, 288230376151711748, 7 [pid 5151] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5150] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5152] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5151] <... rseq resumed>) = 0 [pid 5150] <... futex resumed>) = 0 [pid 5145] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5152] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=11, si_uid=0} --- [pid 5151] set_robust_list(0x7fbb40c829a0, 24 [pid 5150] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5147] <... mprotect resumed>) = 0 [pid 5151] <... set_robust_list resumed>) = 0 [pid 5151] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5151] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5147] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5143] <... sendmmsg resumed> ) = ? [pid 5142] <... futex resumed>) = ? [pid 5147] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5143] +++ killed by SIGSEGV (core dumped) +++ [pid 5151] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5152] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- ./strace-static-x86_64: Process 5153 attached [pid 5151] <... futex resumed>) = 1 [pid 5146] <... futex resumed>) = 0 [pid 5146] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5151] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5146] <... futex resumed>) = 0 [pid 5146] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5147] <... clone3 resumed> => {parent_tid=[16]}, 88) = 16 [pid 5147] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5147] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5147] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5153] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053) = 0 [pid 5153] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5153] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5153] socketpair(AF_UNIX, SOCK_DGRAM, 0, 0x20000200) = 0 [pid 5153] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5147] <... futex resumed>) = 0 [pid 5147] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5153] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5150] <... futex resumed>) = 0 [pid 5147] <... futex resumed>) = 1 [pid 5150] connect(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5147] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5150] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5147] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5150] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5147] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5150] <... futex resumed>) = 0 [pid 5147] <... futex resumed>) = 1 [pid 5150] sendmmsg(5, [pid 5151] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5147] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5141] +++ killed by SIGSEGV +++ [pid 5139] +++ killed by SIGSEGV +++ [pid 5151] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=11, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=38 /* 0.38 s */} --- [pid 5151] <... futex resumed>) = 1 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5151] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5146] <... futex resumed>) = 0 [ 75.856594][ T5152] syz-executor324[5152] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 ./strace-static-x86_64: Process 5154 attached [pid 5151] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5146] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5154] set_robust_list(0x55556b91d6a0, 24 [pid 5074] <... clone resumed>, child_tidptr=0x55556b91d690) = 14 [pid 5151] memfd_create(0x200006c0, 0 [pid 5146] <... futex resumed>) = 0 [pid 5146] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5154] <... set_robust_list resumed>) = 0 [pid 5151] <... memfd_create resumed>) = 7 [pid 5154] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5154] setpgid(0, 0) = 0 [pid 5154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5154] write(3, "1000", 4) = 4 [pid 5154] close(3) = 0 [pid 5154] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5154] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5154] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5154] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5151] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5146] <... futex resumed>) = 0 [pid 5154] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5154] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5154] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5154] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5146] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5154] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 5154] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5155 attached NULL, 8) = 0 [pid 5151] fallocate(7, 0, 288230376151711748, 7 [pid 5146] <... futex resumed>) = 0 [pid 5154] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5154] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5151] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5155] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [ 75.955559][ T5151] [ 75.957932][ T5151] ====================================================== [ 75.965019][ T5151] WARNING: possible circular locking dependency detected [ 75.972059][ T5151] 6.9.0-rc5-syzkaller-00296-g5eb4573ea63d #0 Not tainted [ 75.979094][ T5151] ------------------------------------------------------ [ 75.986190][ T5151] syz-executor324/5151 is trying to acquire lock: [ 75.992674][ T5151] ffff88802a6c8018 (&sighand->siglock){....}-{2:2}, at: force_sig_info_to_task+0x68/0x580 [ 76.002853][ T5151] [ 76.002853][ T5151] but task is already holding lock: [ 76.010303][ T5151] ffff8880b943e658 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 [ 76.019892][ T5151] [ 76.019892][ T5151] which lock already depends on the new lock. [ 76.019892][ T5151] [ 76.030290][ T5151] [ 76.030290][ T5151] the existing dependency chain (in reverse order) is: [ 76.039301][ T5151] [ 76.039301][ T5151] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 76.046695][ T5151] lock_acquire+0x1ed/0x550 [ 76.051804][ T5151] _raw_spin_lock_nested+0x31/0x40 [ 76.057613][ T5151] raw_spin_rq_lock_nested+0x2a/0x140 [ 76.063490][ T5151] task_fork_fair+0x61/0x1e0 [ 76.068582][ T5151] sched_cgroup_fork+0x37c/0x410 [ 76.074037][ T5151] copy_process+0x2217/0x3df0 [ 76.079232][ T5151] kernel_clone+0x223/0x870 [ 76.084253][ T5151] user_mode_thread+0x132/0x1a0 [ 76.089693][ T5151] rest_init+0x23/0x300 [ 76.094345][ T5151] start_kernel+0x47a/0x500 [ 76.099457][ T5151] x86_64_start_reservations+0x2a/0x30 [ 76.105593][ T5151] x86_64_start_kernel+0x99/0xa0 [ 76.111115][ T5151] common_startup_64+0x13e/0x147 [ 76.116568][ T5151] [ 76.116568][ T5151] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 76.123872][ T5151] lock_acquire+0x1ed/0x550 [ 76.128903][ T5151] _raw_spin_lock_irqsave+0xd5/0x120 [ 76.134699][ T5151] try_to_wake_up+0xb0/0x1470 [ 76.140313][ T5151] signal_wake_up_state+0xb4/0x120 [ 76.145930][ T5151] complete_signal+0x94a/0xcf0 [ 76.151195][ T5151] __send_signal_locked+0xb1b/0xdc0 [ 76.156898][ T5151] do_notify_parent+0xd96/0x10a0 [ 76.162341][ T5151] do_exit+0x1811/0x27e0 [ 76.167094][ T5151] do_group_exit+0x207/0x2c0 [ 76.172275][ T5151] __x64_sys_exit_group+0x3f/0x40 [ 76.177914][ T5151] do_syscall_64+0xf5/0x240 [ 76.182989][ T5151] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.189417][ T5151] [ 76.189417][ T5151] -> #0 (&sighand->siglock){....}-{2:2}: [ 76.197266][ T5151] validate_chain+0x18cb/0x58e0 [ 76.202750][ T5151] __lock_acquire+0x1346/0x1fd0 [ 76.208136][ T5151] lock_acquire+0x1ed/0x550 [ 76.213164][ T5151] _raw_spin_lock_irqsave+0xd5/0x120 [ 76.218968][ T5151] force_sig_info_to_task+0x68/0x580 [ 76.224760][ T5151] force_sig_fault+0x12c/0x1d0 [ 76.230026][ T5151] __bad_area_nosemaphore+0x127/0x780 [ 76.235898][ T5151] exc_page_fault+0x612/0x8e0 [ 76.241076][ T5151] asm_exc_page_fault+0x26/0x30 [ 76.246424][ T5151] rep_movs_alternative+0x22/0x70 [ 76.251952][ T5151] copy_from_user_nofault+0xbc/0x150 [ 76.257738][ T5151] bpf_probe_read_compat+0xe9/0x180 [ 76.265467][ T5151] bpf_prog_1878750df62aa1fb+0x48/0x4a [ 76.271520][ T5151] bpf_trace_run4+0x25a/0x490 [ 76.276702][ T5151] __traceiter_sched_switch+0x98/0xd0 [ 76.282840][ T5151] __schedule+0x2535/0x4a00 [ 76.288304][ T5151] preempt_schedule_common+0x84/0xd0 [ 76.294139][ T5151] preempt_schedule+0xe1/0xf0 [ 76.299332][ T5151] preempt_schedule_thunk+0x1a/0x30 [ 76.305154][ T5151] _raw_spin_unlock_irqrestore+0x130/0x140 [ 76.311573][ T5151] force_sig_info_to_task+0x41c/0x580 [ 76.317723][ T5151] force_sig_fault+0x12c/0x1d0 [ 76.322988][ T5151] __bad_area_nosemaphore+0x127/0x780 [ 76.328859][ T5151] exc_page_fault+0x612/0x8e0 [ 76.334059][ T5151] asm_exc_page_fault+0x26/0x30 [ 76.339427][ T5151] __put_user_handle_exception+0x0/0x10 [ 76.345839][ T5151] __se_sys_gettimeofday+0xd9/0x240 [ 76.351539][ T5151] emulate_vsyscall+0xe23/0x1290 [ 76.356990][ T5151] exc_page_fault+0x160/0x8e0 [ 76.362297][ T5151] asm_exc_page_fault+0x26/0x30 [ 76.367944][ T5151] _end+0x6a9da000/0x0 [ 76.372643][ T5151] [ 76.372643][ T5151] other info that might help us debug this: [ 76.372643][ T5151] [ 76.382874][ T5151] Chain exists of: [ 76.382874][ T5151] &sighand->siglock --> &p->pi_lock --> &rq->__lock [ 76.382874][ T5151] [ 76.395374][ T5151] Possible unsafe locking scenario: [ 76.395374][ T5151] [ 76.402813][ T5151] CPU0 CPU1 [ 76.408170][ T5151] ---- ---- [ 76.413639][ T5151] lock(&rq->__lock); [ 76.417776][ T5151] lock(&p->pi_lock); [ 76.424432][ T5151] lock(&rq->__lock); [ 76.430999][ T5151] lock(&sighand->siglock); [ 76.435567][ T5151] [ 76.435567][ T5151] *** DEADLOCK *** [ 76.435567][ T5151] [ 76.444526][ T5151] 2 locks held by syz-executor324/5151: [ 76.450156][ T5151] #0: ffff8880b943e658 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 [ 76.461130][ T5151] #1: ffffffff8e334d20 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run4+0x16e/0x490 [ 76.470531][ T5151] [ 76.470531][ T5151] stack backtrace: [ 76.476411][ T5151] CPU: 0 PID: 5151 Comm: syz-executor324 Not tainted 6.9.0-rc5-syzkaller-00296-g5eb4573ea63d #0 [ 76.486800][ T5151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 76.497111][ T5151] Call Trace: [ 76.500486][ T5151] [ 76.503440][ T5151] dump_stack_lvl+0x241/0x360 [ 76.508151][ T5151] ? __pfx_dump_stack_lvl+0x10/0x10 [ 76.513448][ T5151] ? print_circular_bug+0x130/0x1a0 [ 76.518679][ T5151] check_noncircular+0x36a/0x4a0 [ 76.523638][ T5151] ? __pfx_check_noncircular+0x10/0x10 [ 76.529125][ T5151] ? lockdep_lock+0x123/0x2b0 [ 76.533891][ T5151] ? __lock_acquire+0x1346/0x1fd0 [ 76.539259][ T5151] ? __pfx___bad_area_nosemaphore+0x10/0x10 [ 76.545191][ T5151] ? _find_first_zero_bit+0xd4/0x100 [ 76.550506][ T5151] validate_chain+0x18cb/0x58e0 [ 76.555351][ T5151] ? mark_lock+0x9a/0x350 [ 76.560057][ T5151] ? __pfx_validate_chain+0x10/0x10 [ 76.565242][ T5151] ? mark_lock+0x9a/0x350 [ 76.569556][ T5151] ? validate_chain+0x11b/0x58e0 [ 76.574478][ T5151] ? __pfx_validate_chain+0x10/0x10 [ 76.579662][ T5151] ? mark_lock+0x9a/0x350 [ 76.583981][ T5151] ? __pfx_validate_chain+0x10/0x10 [ 76.589162][ T5151] __lock_acquire+0x1346/0x1fd0 [ 76.594015][ T5151] lock_acquire+0x1ed/0x550 [ 76.598499][ T5151] ? force_sig_info_to_task+0x68/0x580 [ 76.603949][ T5151] ? __pfx_lock_acquire+0x10/0x10 [ 76.609057][ T5151] ? cmp_ex_search+0x74/0xa0 [ 76.613650][ T5151] ? bsearch+0x98/0xc0 [ 76.617707][ T5151] ? __pfx_cmp_ex_search+0x10/0x10 [ 76.622822][ T5151] ? rep_movs_alternative+0x13/0x70 [ 76.628170][ T5151] ? search_extable+0xb3/0x100 [ 76.633057][ T5151] ? __lock_acquire+0x1346/0x1fd0 [ 76.638073][ T5151] ? __pfx_search_extable+0x10/0x10 [ 76.643580][ T5151] _raw_spin_lock_irqsave+0xd5/0x120 [ 76.648955][ T5151] ? force_sig_info_to_task+0x68/0x580 [ 76.654434][ T5151] ? __pfx__raw_spin_lock_irqsave+0x10/0x10 [ 76.660336][ T5151] ? rep_movs_alternative+0x13/0x70 [ 76.665522][ T5151] ? fixup_exception+0x13cd/0x1f70 [ 76.670618][ T5151] force_sig_info_to_task+0x68/0x580 [ 76.675893][ T5151] force_sig_fault+0x12c/0x1d0 [ 76.680644][ T5151] ? __pfx_force_sig_fault+0x10/0x10 [ 76.685935][ T5151] ? kernelmode_fixup_or_oops+0x247/0x2b0 [ 76.691655][ T5151] __bad_area_nosemaphore+0x127/0x780 [ 76.697010][ T5151] ? __lock_acquire+0x1346/0x1fd0 [ 76.702142][ T5151] ? __pfx___bad_area_nosemaphore+0x10/0x10 [ 76.708041][ T5151] ? exc_page_fault+0x57/0x8e0 [ 76.712792][ T5151] exc_page_fault+0x612/0x8e0 [ 76.717458][ T5151] asm_exc_page_fault+0x26/0x30 [ 76.722296][ T5151] RIP: 0010:rep_movs_alternative+0x22/0x70 [ 76.728111][ T5151] Code: 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 83 f9 40 73 40 83 f9 08 73 21 85 c9 74 0f 8a 06 88 07 48 ff c7 48 ff c6 48 ff c9 75 f1 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 48 8b 06 48 89 07 48 83 [ 76.748413][ T5151] RSP: 0000:ffffc90004137468 EFLAGS: 00050002 [ 76.754503][ T5151] RAX: ffffffff8205ce4e RBX: dffffc0000000000 RCX: 0000000000000002 [ 76.762457][ T5151] RDX: 0000000000000000 RSI: 0000000000000900 RDI: ffffc900041374e8 [ 76.770410][ T5151] RBP: ffff88802d039784 R08: 0000000000000005 R09: ffffffff8205ce37 [ 76.778450][ T5151] R10: 0000000000000003 R11: ffff88802d038000 R12: 1ffff11005a072f0 [ 76.786423][ T5151] R13: 0000000000000900 R14: 0000000000000002 R15: ffffc900041374e8 [ 76.794468][ T5151] ? __check_object_size+0x77/0xa00 [ 76.799829][ T5151] ? __check_object_size+0x8e/0xa00 [ 76.805014][ T5151] copy_from_user_nofault+0xbc/0x150 [ 76.810284][ T5151] bpf_probe_read_compat+0xe9/0x180 [ 76.815461][ T5151] ? bpf_trace_run4+0x16e/0x490 [ 76.820293][ T5151] bpf_prog_1878750df62aa1fb+0x48/0x4a [ 76.825762][ T5151] bpf_trace_run4+0x25a/0x490 [ 76.830427][ T5151] ? __pfx_bpf_trace_run4+0x10/0x10 [ 76.835642][ T5151] ? task_psi_group+0x50/0x1a0 [ 76.840487][ T5151] ? __pfx___bpf_trace_sched_switch+0x10/0x10 [ 76.847321][ T5151] __traceiter_sched_switch+0x98/0xd0 [ 76.852883][ T5151] __schedule+0x2535/0x4a00 [ 76.857375][ T5151] ? __kasan_slab_alloc+0x66/0x80 [ 76.862423][ T5151] ? __sigqueue_alloc+0x42e/0x540 [ 76.867455][ T5151] ? __send_signal_locked+0x22f/0xdc0 [ 76.872820][ T5151] ? __bad_area_nosemaphore+0x127/0x780 [ 76.878352][ T5151] ? exc_page_fault+0x612/0x8e0 [ 76.883204][ T5151] ? asm_exc_page_fault+0x26/0x30 [ 76.888313][ T5151] ? emulate_vsyscall+0xe23/0x1290 [ 76.893415][ T5151] ? asm_exc_page_fault+0x26/0x30 [ 76.898426][ T5151] ? 0xffffffffff600000 [ 76.902570][ T5151] ? __pfx___schedule+0x10/0x10 [ 76.907407][ T5151] ? try_to_wake_up+0x940/0x1470 [ 76.912340][ T5151] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 76.918583][ T5151] ? preempt_schedule+0xe1/0xf0 [ 76.923427][ T5151] preempt_schedule_common+0x84/0xd0 [ 76.928699][ T5151] preempt_schedule+0xe1/0xf0 [ 76.933361][ T5151] ? __pfx_preempt_schedule+0x10/0x10 [ 76.938720][ T5151] preempt_schedule_thunk+0x1a/0x30 [ 76.943917][ T5151] _raw_spin_unlock_irqrestore+0x130/0x140 [ 76.949747][ T5151] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 76.956056][ T5151] ? __send_signal_locked+0xb44/0xdc0 [ 76.961428][ T5151] force_sig_info_to_task+0x41c/0x580 [ 76.966868][ T5151] force_sig_fault+0x12c/0x1d0 [ 76.971678][ T5151] ? __pfx_force_sig_fault+0x10/0x10 [ 76.976967][ T5151] ? kernelmode_fixup_or_oops+0x247/0x2b0 [ 76.982682][ T5151] __bad_area_nosemaphore+0x127/0x780 [ 76.988060][ T5151] ? __pfx___up_read+0x10/0x10 [ 76.992819][ T5151] ? __pfx___bad_area_nosemaphore+0x10/0x10 [ 76.998690][ T5151] ? lock_mm_and_find_vma+0xf8/0x2f0 [ 77.003975][ T5151] exc_page_fault+0x612/0x8e0 [ 77.008639][ T5151] asm_exc_page_fault+0x26/0x30 [ 77.013572][ T5151] RIP: 0010:__put_user_handle_exception+0x0/0x10 [ 77.019883][ T5151] Code: 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 01 cb 48 89 01 31 c9 0f 01 ca c3 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 <0f> 01 ca b9 f2 ff ff ff c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 [ 77.039475][ T5151] RSP: 0000:ffffc90004137d98 EFLAGS: 00050202 [ 77.045521][ T5151] RAX: 00000000662d5943 RBX: 0000000000000000 RCX: 0000000000000019 [ 77.053497][ T5151] RDX: 0000000000000000 RSI: ffffffff8bcaca20 RDI: ffffffff8c1eaba0 [ 77.061561][ T5151] RBP: ffffc90004137e50 R08: ffffffff8fa7cd6f R09: 1ffffffff1f4f9ad [ 77.069709][ T5151] R10: dffffc0000000000 R11: fffffbfff1f4f9ae R12: ffffc90004137de0 [ 77.077665][ T5151] R13: dffffc0000000000 R14: 1ffff92000826fb8 R15: 0000000000000019 [ 77.085635][ T5151] __se_sys_gettimeofday+0xd9/0x240 [ 77.090842][ T5151] ? __pfx___se_sys_gettimeofday+0x10/0x10 [ 77.096637][ T5151] ? __might_fault+0xaa/0x120 [ 77.101328][ T5151] emulate_vsyscall+0xe23/0x1290 [ 77.106385][ T5151] ? 0xffffffffff600000 [ 77.110522][ T5151] exc_page_fault+0x160/0x8e0 [ 77.115204][ T5151] ? 0xffffffffff600000 [ 77.119364][ T5151] asm_exc_page_fault+0x26/0x30 [ 77.124256][ T5151] RIP: 0033:_end+0x6a9da000/0x0 [ 77.129108][ T5151] Code: Unable to access opcode bytes at 0xffffffffff5fffd6. [ 77.136458][ T5151] RSP: 002b:00007fbb40c81c78 EFLAGS: 00010246 [ 77.142511][ T5151] RAX: ffffffffffffffda RBX: 00007fbb40d73418 RCX: 00007fbb40ce97d9 [ 77.150487][ T5151] RDX: 00007fbb40c81c80 RSI: 00007fbb40c81db0 RDI: 0000000000000019 [ 77.158547][ T5151] RBP: 00007fbb40d73410 R08: 0000000000000000 R09: 0000000000000000 [ 77.166524][ T5151] R10: 0000000000000007 R11: 0000000000000246 R12: 00007fbb40d402b0 [ 77.174768][ T5151] R13: 77735f6465686373 R14: 66aa589070d556b8 R15: 0400000000000004 [ 77.182741][ T5151] [ 77.186245][ T5151] syz-executor324[5151] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5155] set_robust_list(0x7fbb40ca39a0, 24 [pid 5151] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=14, si_uid=0} --- [pid 5155] <... set_robust_list resumed>) = 0 [pid 5155] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5151] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5155] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5155] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5155] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5154] <... futex resumed>) = 0 [pid 5147] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5154] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] <... futex resumed>) = 0 [pid 5154] <... futex resumed>) = 1 [pid 5147] <... futex resumed>) = 1 [pid 5155] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5154] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5147] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5155] <... prlimit64 resumed>NULL) = 0 [pid 5155] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5154] <... futex resumed>) = 0 [pid 5155] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5154] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] <... sched_setscheduler resumed>) = 0 [pid 5154] <... futex resumed>) = 0 [pid 5155] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5154] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5155] <... futex resumed>) = 0 [pid 5154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5155] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5154] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5155] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5154] <... futex resumed>) = 0 [pid 5153] <... futex resumed>) = 0 [pid 5148] <... sendmmsg resumed> ) = ? [pid 5145] <... futex resumed>) = ? [pid 5148] +++ killed by SIGSEGV (core dumped) +++ [pid 5155] <... mmap resumed>) = 0x20000000 [pid 5154] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5153] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5155] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5155] <... futex resumed>) = 0 [pid 5154] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5153] <... bpf resumed>) = 6 [pid 5155] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5154] <... futex resumed>) = 0 [pid 5155] <... socketpair resumed>0x20000200) = 0 [pid 5154] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5153] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5155] <... futex resumed>) = 0 [pid 5154] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5153] <... futex resumed>) = 1 [pid 5147] <... futex resumed>) = 0 [pid 5155] connect(4, NULL, 0 [pid 5154] <... futex resumed>) = 0 [pid 5153] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5147] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5154] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5147] <... futex resumed>) = 0 [pid 5155] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5153] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5147] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5155] <... futex resumed>) = 0 [pid 5154] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5153] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] sendmmsg(5, [pid 5154] <... futex resumed>) = 0 [pid 5154] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5153] <... futex resumed>) = 1 [pid 5147] <... futex resumed>) = 0 [pid 5153] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5147] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5147] <... futex resumed>) = 0 [pid 5147] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5153] memfd_create(0x200006c0, 0) = 7 [pid 5153] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5147] <... futex resumed>) = 0 [pid 5147] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5153] fallocate(7, 0, 288230376151711748, 7 [pid 5147] <... futex resumed>) = 0 [pid 5153] <... fallocate resumed>) = -1 EFBIG (File too large) [ 77.475462][ T5153] syz-executor324[5153] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5147] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5153] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=14, si_uid=0} --- [pid 5154] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5153] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5147] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5154] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5154] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5147] ???( [pid 5154] <... mmap resumed>) = 0x7fbb40c62000 [pid 5154] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5154] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5154] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0}./strace-static-x86_64: Process 5156 attached => {parent_tid=[16]}, 88) = 16 [pid 5154] rt_sigprocmask(SIG_SETMASK, [], [pid 5156] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5156] <... rseq resumed>) = 0 [pid 5154] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] set_robust_list(0x7fbb40c829a0, 24 [pid 5154] <... futex resumed>) = 0 [pid 5154] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5156] <... set_robust_list resumed>) = 0 [pid 5156] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5156] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5156] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5154] <... futex resumed>) = 0 [pid 5156] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5154] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5154] <... futex resumed>) = 0 [pid 5154] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5156] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5156] <... futex resumed>) = 0 [pid 5156] memfd_create(0x200006c0, 0 [pid 5154] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] <... memfd_create resumed>) = 7 [pid 5154] <... futex resumed>) = 0 [pid 5156] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5154] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5156] <... futex resumed>) = 0 [pid 5154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5156] fallocate(7, 0, 288230376151711748, 7 [pid 5154] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5154] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5156] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5156] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=14, si_uid=0} --- [pid 5154] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5156] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [ 77.619263][ T5156] syz-executor324[5156] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5149] <... sendmmsg resumed> ) = ? [pid 5146] <... futex resumed>) = ? [pid 5149] +++ killed by SIGSEGV (core dumped) +++ [pid 5152] +++ killed by SIGSEGV (core dumped) +++ [pid 5145] +++ killed by SIGSEGV (core dumped) +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=11, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=65 /* 0.65 s */} --- [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b91d690) = 14 ./strace-static-x86_64: Process 5157 attached [pid 5144] +++ killed by SIGSEGV (core dumped) +++ [pid 5142] +++ killed by SIGSEGV (core dumped) +++ [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=11, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=76 /* 0.76 s */} --- [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5157] set_robust_list(0x55556b91d6a0, 24 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5157] <... set_robust_list resumed>) = 0 [pid 5157] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5157] setpgid(0, 0./strace-static-x86_64: Process 5158 attached ) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x55556b91d690) = 14 [pid 5157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5158] set_robust_list(0x55556b91d6a0, 24 [pid 5157] <... openat resumed>) = 3 [pid 5158] <... set_robust_list resumed>) = 0 [pid 5157] write(3, "1000", 4 [pid 5158] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5157] <... write resumed>) = 4 [pid 5157] close(3) = 0 [pid 5157] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5157] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5157] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5158] <... prctl resumed>) = 0 [pid 5157] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5158] setpgid(0, 0 [pid 5157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5158] <... setpgid resumed>) = 0 [pid 5157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5157] <... mmap resumed>) = 0x7fbb40c83000 [pid 5158] <... openat resumed>) = 3 [pid 5157] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5158] write(3, "1000", 4 [pid 5157] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5158] <... write resumed>) = 4 [pid 5158] close(3 [pid 5157] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5158] <... close resumed>) = 0 [pid 5157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5158] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5158] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5157] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 5158] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5157] rt_sigprocmask(SIG_SETMASK, [], [pid 5158] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5158] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5157] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5157] <... futex resumed>) = 0 [pid 5158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5157] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5158] <... mmap resumed>) = 0x7fbb40c83000 ./strace-static-x86_64: Process 5159 attached [pid 5158] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5159] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [pid 5158] <... mprotect resumed>) = 0 [pid 5159] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5159] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5159] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5158] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5159] <... bpf resumed>) = 3 [pid 5158] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5159] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5159] <... futex resumed>) = 1 [pid 5157] <... futex resumed>) = 0 [pid 5159] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5158] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 5157] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5159] <... prlimit64 resumed>NULL) = 0 [pid 5158] rt_sigprocmask(SIG_SETMASK, [], [pid 5157] <... futex resumed>) = 0 [pid 5159] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5157] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5159] <... futex resumed>) = 0 [pid 5158] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5159] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] <... futex resumed>) = 0 [pid 5157] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5158] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5157] <... futex resumed>) = 0 [pid 5159] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5157] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5159] <... sched_setscheduler resumed>) = 0 [pid 5159] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5159] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5160 attached [pid 5160] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [pid 5160] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5160] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5160] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5160] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5160] <... futex resumed>) = 1 [pid 5160] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] <... futex resumed>) = 0 [pid 5157] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5159] <... futex resumed>) = 0 [pid 5158] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5157] <... futex resumed>) = 1 [pid 5160] <... futex resumed>) = 0 [pid 5159] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5158] <... futex resumed>) = 1 [pid 5157] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5160] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, NULL) = 0 [pid 5160] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5160] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5158] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5160] <... futex resumed>) = 0 [pid 5158] <... futex resumed>) = 1 [pid 5160] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5158] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5160] <... sched_setscheduler resumed>) = 0 [pid 5160] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5158] <... futex resumed>) = 0 [pid 5160] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5158] <... futex resumed>) = 0 [pid 5160] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5158] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5159] <... mmap resumed>) = 0x20000000 [pid 5157] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5159] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5157] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5159] <... futex resumed>) = 0 [pid 5157] <... futex resumed>) = 0 [pid 5160] <... mmap resumed>) = 0x20000000 [pid 5159] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5157] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5160] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5159] <... socketpair resumed>0x20000200) = 0 [pid 5160] <... futex resumed>) = 1 [pid 5159] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... futex resumed>) = 0 [pid 5160] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5159] <... futex resumed>) = 1 [pid 5158] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5157] <... futex resumed>) = 0 [pid 5160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5159] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] <... futex resumed>) = 0 [pid 5157] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5160] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5158] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5157] <... futex resumed>) = 0 [pid 5160] <... socketpair resumed>0x20000200) = 0 [pid 5159] connect(4, NULL, 0 [pid 5157] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5160] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5159] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5160] <... futex resumed>) = 1 [pid 5159] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... futex resumed>) = 0 [pid 5160] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5159] <... futex resumed>) = 1 [pid 5158] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5157] <... futex resumed>) = 0 [pid 5160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5159] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] <... futex resumed>) = 0 [pid 5157] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5160] connect(4, NULL, 0 [pid 5159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5158] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5157] <... futex resumed>) = 0 [pid 5160] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5159] sendmmsg(5, [pid 5157] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5160] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5158] <... futex resumed>) = 0 [pid 5160] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5158] <... futex resumed>) = 0 [pid 5160] sendmmsg(5, [pid 5158] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5157] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5155] <... sendmmsg resumed> ) = ? [pid 5157] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] +++ killed by SIGSEGV (core dumped) +++ [pid 5157] <... futex resumed>) = 0 [pid 5157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5157] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5157] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0}./strace-static-x86_64: Process 5161 attached [pid 5161] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5157] <... clone3 resumed> => {parent_tid=[16]}, 88) = 16 [pid 5157] rt_sigprocmask(SIG_SETMASK, [], [pid 5161] <... rseq resumed>) = 0 [pid 5157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5150] <... sendmmsg resumed> ) = ? [pid 5147] <... ??? resumed>) = ? [pid 5161] set_robust_list(0x7fbb40c829a0, 24 [pid 5157] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5150] +++ killed by SIGSEGV (core dumped) +++ [pid 5161] <... set_robust_list resumed>) = 0 [pid 5157] <... futex resumed>) = 0 [pid 5161] rt_sigprocmask(SIG_SETMASK, [], [pid 5157] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5161] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5161] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5161] <... futex resumed>) = 1 [pid 5158] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5157] <... futex resumed>) = 0 [pid 5161] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] <... futex resumed>) = 0 [pid 5157] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5161] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5157] <... futex resumed>) = 0 [pid 5157] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5161] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5158] <... mmap resumed>) = 0x7fbb40c62000 [pid 5161] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5158] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5161] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... mprotect resumed>) = 0 [pid 5161] <... futex resumed>) = 1 [pid 5157] <... futex resumed>) = 0 [pid 5161] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5157] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5161] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5158] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5157] <... futex resumed>) = 0 [pid 5161] memfd_create(0x200006c0, 0 [pid 5158] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5157] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5161] <... memfd_create resumed>) = 7 ./strace-static-x86_64: Process 5162 attached [pid 5161] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... clone3 resumed> => {parent_tid=[16]}, 88) = 16 [pid 5162] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5161] <... futex resumed>) = 1 [pid 5157] <... futex resumed>) = 0 [pid 5162] <... rseq resumed>) = 0 [pid 5161] fallocate(7, 0, 288230376151711748, 7 [pid 5158] rt_sigprocmask(SIG_SETMASK, [], [pid 5157] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5162] set_robust_list(0x7fbb40c829a0, 24 [pid 5161] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5157] <... futex resumed>) = 0 [pid 5162] <... set_robust_list resumed>) = 0 [pid 5161] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=14, si_uid=0} --- [pid 5158] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5157] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5162] rt_sigprocmask(SIG_SETMASK, [], [pid 5158] <... futex resumed>) = 0 [pid 5162] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5158] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5162] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5161] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5162] <... bpf resumed>) = 6 [pid 5162] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5158] <... futex resumed>) = 0 [pid 5158] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 78.314882][ T5161] syz-executor324[5161] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5158] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5162] rt_sigaction(SIGXFSZ, 0x20000000, NULL, 8) = 0 [pid 5162] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5158] <... futex resumed>) = 0 [pid 5162] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5158] <... futex resumed>) = 0 [pid 5162] memfd_create(0x200006c0, 0 [pid 5158] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5162] <... memfd_create resumed>) = 7 [pid 5162] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5158] <... futex resumed>) = 0 [pid 5162] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5158] <... futex resumed>) = 0 [pid 5162] fallocate(7, 0, 288230376151711748, 7) = -1 EFBIG (File too large) [pid 5158] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5162] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=14, si_uid=0} --- [pid 5162] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [ 78.419377][ T5162] syz-executor324[5162] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5156] +++ killed by SIGSEGV (core dumped) +++ [pid 5154] +++ killed by SIGSEGV (core dumped) +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=14, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=41 /* 0.41 s */} --- [pid 5074] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5163 attached , child_tidptr=0x55556b91d690) = 17 [pid 5163] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5163] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5163] setpgid(0, 0 [pid 5151] +++ killed by SIGSEGV (core dumped) +++ [pid 5146] +++ killed by SIGSEGV (core dumped) +++ [pid 5163] <... setpgid resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=14, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=63 /* 0.63 s */} --- [pid 5163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5163] <... openat resumed>) = 3 [pid 5163] write(3, "1000", 4) = 4 [pid 5080] <... clone resumed>, child_tidptr=0x55556b91d690) = 17 [pid 5163] close(3./strace-static-x86_64: Process 5164 attached ) = 0 [pid 5163] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5163] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5163] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5157] <... futex resumed>) = ? [pid 5159] <... sendmmsg resumed> ) = ? [pid 5159] +++ killed by SIGSEGV +++ [pid 5163] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5164] set_robust_list(0x55556b91d6a0, 24 [pid 5163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5163] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5164] <... set_robust_list resumed>) = 0 [pid 5164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5163] <... mmap resumed>) = 0x7fbb40c83000 [pid 5163] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5164] setpgid(0, 0 [pid 5163] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5164] <... setpgid resumed>) = 0 [pid 5163] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0}./strace-static-x86_64: Process 5165 attached [pid 5164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5163] <... clone3 resumed> => {parent_tid=[18]}, 88) = 18 [pid 5165] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5163] rt_sigprocmask(SIG_SETMASK, [], [pid 5165] <... rseq resumed>) = 0 [pid 5163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5165] set_robust_list(0x7fbb40ca39a0, 24 [pid 5164] <... openat resumed>) = 3 [pid 5165] <... set_robust_list resumed>) = 0 [pid 5165] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5164] write(3, "1000", 4) = 4 [pid 5165] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5164] close(3 [pid 5163] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5165] <... futex resumed>) = 0 [pid 5165] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5164] <... close resumed>) = 0 [pid 5164] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5164] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] <... bpf resumed>) = 3 [pid 5164] <... futex resumed>) = 0 [pid 5163] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5164] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5164] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5165] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5164] <... mmap resumed>) = 0x7fbb40c83000 [pid 5165] <... futex resumed>) = 1 [pid 5163] <... futex resumed>) = 0 [pid 5165] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5164] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5163] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] <... prlimit64 resumed>NULL) = 0 [pid 5164] <... mprotect resumed>) = 0 [pid 5163] <... futex resumed>) = 0 [pid 5163] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5165] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5163] <... futex resumed>) = 0 [pid 5163] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5163] <... futex resumed>) = 0 [pid 5163] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5164] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5165] <... sched_setscheduler resumed>) = 0 [pid 5164] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5165] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5164] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5163] <... futex resumed>) = 0 [pid 5165] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5163] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5166 attached [pid 5165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5165] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5166] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5164] <... clone3 resumed> => {parent_tid=[18]}, 88) = 18 [pid 5163] <... futex resumed>) = 0 [pid 5166] <... rseq resumed>) = 0 [pid 5164] rt_sigprocmask(SIG_SETMASK, [], [pid 5166] set_robust_list(0x7fbb40ca39a0, 24 [pid 5164] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5166] <... set_robust_list resumed>) = 0 [pid 5164] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5163] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5166] rt_sigprocmask(SIG_SETMASK, [], [pid 5164] <... futex resumed>) = 0 [pid 5166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5164] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5166] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5166] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5164] <... futex resumed>) = 0 [pid 5166] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5164] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5166] <... prlimit64 resumed>NULL) = 0 [pid 5164] <... futex resumed>) = 0 [pid 5166] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5164] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5166] <... futex resumed>) = 0 [pid 5164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5166] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5164] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5166] <... sched_setscheduler resumed>) = 0 [pid 5164] <... futex resumed>) = 0 [pid 5166] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5164] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5166] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5164] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5166] <... futex resumed>) = 0 [pid 5164] <... futex resumed>) = 1 [pid 5166] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5164] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5166] <... mmap resumed>) = 0x20000000 [pid 5165] <... mmap resumed>) = 0x20000000 [pid 5163] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5160] <... sendmmsg resumed> ) = ? [pid 5158] <... futex resumed>) = ? [pid 5153] +++ killed by SIGSEGV (core dumped) +++ [pid 5147] +++ killed by SIGSEGV (core dumped) +++ [pid 5166] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5163] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5160] +++ killed by SIGSEGV (core dumped) +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=14, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=59 /* 0.59 s */} --- [pid 5166] <... futex resumed>) = 1 [pid 5165] <... futex resumed>) = 0 [pid 5164] <... futex resumed>) = 0 [pid 5163] <... futex resumed>) = 0 [pid 5166] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5165] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5164] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5163] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5165] <... socketpair resumed>0x20000200) = 0 [pid 5164] <... futex resumed>) = 0 [pid 5165] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5166] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5165] <... futex resumed>) = 1 [pid 5164] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5163] <... futex resumed>) = 0 [pid 5161] +++ killed by SIGSEGV +++ [pid 5157] +++ killed by SIGSEGV +++ [pid 5166] <... socketpair resumed>0x20000200) = 0 [pid 5165] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5163] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=14, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=29 /* 0.29 s */} --- [pid 5166] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5163] <... futex resumed>) = 0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5166] <... futex resumed>) = 1 [pid 5165] connect(4, NULL, 0 [pid 5164] <... futex resumed>) = 0 [pid 5163] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... restart_syscall resumed>) = 0 [pid 5166] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5165] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5164] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5167 attached [pid 5166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5165] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5164] <... futex resumed>) = 0 [pid 5163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5167] set_robust_list(0x55556b91d6a0, 24 [pid 5166] connect(4, NULL, 0 [pid 5165] <... futex resumed>) = 0 [pid 5164] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5163] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... set_robust_list resumed>) = 0 [pid 5166] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5165] sendmmsg(5, [pid 5163] <... futex resumed>) = 0 [pid 5167] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5166] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5164] <... futex resumed>) = 0 [pid 5166] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5164] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5164] <... futex resumed>) = 0 [pid 5166] sendmmsg(5, [pid 5164] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] <... prctl resumed>) = 0 [pid 5163] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5167] setpgid(0, 0./strace-static-x86_64: Process 5168 attached ) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x55556b91d690) = 17 [pid 5168] set_robust_list(0x55556b91d6a0, 24 [pid 5078] <... clone resumed>, child_tidptr=0x55556b91d690) = 17 [pid 5168] <... set_robust_list resumed>) = 0 [pid 5168] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5168] <... prctl resumed>) = 0 [pid 5168] setpgid(0, 0 [pid 5167] <... openat resumed>) = 3 [pid 5168] <... setpgid resumed>) = 0 [pid 5168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5167] write(3, "1000", 4 [pid 5168] <... openat resumed>) = 3 [pid 5168] write(3, "1000", 4 [pid 5167] <... write resumed>) = 4 [pid 5168] <... write resumed>) = 4 [pid 5167] close(3 [pid 5168] close(3) = 0 [pid 5167] <... close resumed>) = 0 [pid 5168] read(200, [pid 5167] read(200, [pid 5168] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5167] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5168] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... futex resumed>) = 0 [pid 5167] <... futex resumed>) = 0 [pid 5168] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5167] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5168] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5167] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5168] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5167] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5168] <... mmap resumed>) = 0x7fbb40c83000 [pid 5167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5168] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5167] <... mmap resumed>) = 0x7fbb40c83000 [pid 5168] <... mprotect resumed>) = 0 [pid 5167] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5168] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5167] <... mprotect resumed>) = 0 [pid 5168] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5168] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0}./strace-static-x86_64: Process 5169 attached [pid 5167] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5169] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5167] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5169] <... rseq resumed>) = 0 [pid 5168] <... clone3 resumed> => {parent_tid=[18]}, 88) = 18 [pid 5167] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5169] set_robust_list(0x7fbb40ca39a0, 24 [pid 5168] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5168] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5168] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5169] <... set_robust_list resumed>) = 0 [pid 5169] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5167] <... clone3 resumed> => {parent_tid=[18]}, 88) = 18 ./strace-static-x86_64: Process 5170 attached [pid 5169] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5167] rt_sigprocmask(SIG_SETMASK, [], [pid 5170] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5170] <... rseq resumed>) = 0 [pid 5169] <... bpf resumed>) = 3 [pid 5167] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5170] set_robust_list(0x7fbb40ca39a0, 24 [pid 5167] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5170] <... set_robust_list resumed>) = 0 [pid 5169] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] rt_sigprocmask(SIG_SETMASK, [], [pid 5169] <... futex resumed>) = 1 [pid 5168] <... futex resumed>) = 0 [pid 5170] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5169] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5168] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5169] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5168] <... futex resumed>) = 0 [pid 5168] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5169] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5170] <... bpf resumed>) = 3 [pid 5169] <... prlimit64 resumed>NULL) = 0 [pid 5170] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] <... futex resumed>) = 1 [pid 5169] <... futex resumed>) = 1 [pid 5168] <... futex resumed>) = 0 [pid 5167] <... futex resumed>) = 0 [pid 5168] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5169] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5168] <... futex resumed>) = 0 [pid 5167] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] <... prlimit64 resumed>NULL) = 0 [pid 5169] <... sched_setscheduler resumed>) = 0 [pid 5167] <... futex resumed>) = 0 [pid 5170] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5170] <... futex resumed>) = 0 [pid 5169] <... futex resumed>) = 0 [pid 5167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5170] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5169] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5167] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5167] <... futex resumed>) = 0 [pid 5170] <... sched_setscheduler resumed>) = 0 [pid 5167] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5170] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5170] <... futex resumed>) = 0 [pid 5167] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5168] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] <... futex resumed>) = 0 [pid 5163] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5162] +++ killed by SIGSEGV (core dumped) +++ [pid 5158] +++ killed by SIGSEGV (core dumped) +++ [pid 5168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5167] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5163] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5164] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5163] <... futex resumed>) = 0 [pid 5169] <... futex resumed>) = 0 [pid 5168] <... futex resumed>) = 1 [pid 5164] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5163] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5169] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5168] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5164] <... futex resumed>) = 0 [pid 5163] <... mmap resumed>) = 0x7fbb40c62000 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=14, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=42 /* 0.42 s */} --- [pid 5170] <... mmap resumed>) = 0x20000000 [pid 5170] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5167] <... futex resumed>) = 0 [pid 5164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5163] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5170] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5167] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5164] <... mmap resumed>) = 0x7fbb40c62000 [pid 5163] <... mprotect resumed>) = 0 [pid 5170] <... futex resumed>) = 0 [pid 5167] <... futex resumed>) = 1 [pid 5170] socketpair(AF_UNIX, SOCK_DGRAM, 0, 0x20000200) = 0 [pid 5167] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5170] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5170] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5167] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5164] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5167] <... futex resumed>) = 0 [pid 5164] <... mprotect resumed>) = 0 [pid 5163] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5170] connect(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5167] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5163] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5170] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5164] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5163] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5170] <... futex resumed>) = 0 [pid 5167] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5164] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5170] sendmmsg(5, [pid 5167] <... futex resumed>) = 0 [pid 5164] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5079] <... clone resumed>, child_tidptr=0x55556b91d690) = 17 [pid 5167] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5163] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 5164] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 5164] rt_sigprocmask(SIG_SETMASK, [], [pid 5163] rt_sigprocmask(SIG_SETMASK, [], [pid 5164] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5164] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5163] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5173 attached ./strace-static-x86_64: Process 5172 attached ./strace-static-x86_64: Process 5171 attached [pid 5169] <... mmap resumed>) = 0x20000000 [pid 5164] <... futex resumed>) = 0 [pid 5163] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5173] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5172] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5171] set_robust_list(0x55556b91d6a0, 24 [pid 5169] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5164] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5173] <... rseq resumed>) = 0 [pid 5172] <... rseq resumed>) = 0 [pid 5171] <... set_robust_list resumed>) = 0 [pid 5169] <... futex resumed>) = 1 [pid 5168] <... futex resumed>) = 0 [pid 5173] set_robust_list(0x7fbb40c829a0, 24 [pid 5172] set_robust_list(0x7fbb40c829a0, 24 [pid 5171] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5169] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5173] <... set_robust_list resumed>) = 0 [pid 5172] <... set_robust_list resumed>) = 0 [pid 5171] <... prctl resumed>) = 0 [pid 5168] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5173] rt_sigprocmask(SIG_SETMASK, [], [pid 5172] rt_sigprocmask(SIG_SETMASK, [], [pid 5171] setpgid(0, 0 [pid 5169] <... futex resumed>) = 0 [pid 5168] <... futex resumed>) = 1 [pid 5173] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5171] <... setpgid resumed>) = 0 [pid 5169] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5168] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5173] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5172] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5169] <... socketpair resumed>0x20000200) = 0 [pid 5172] <... bpf resumed>) = 6 [pid 5169] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] <... futex resumed>) = 1 [pid 5172] <... futex resumed>) = 1 [pid 5171] <... openat resumed>) = 3 [pid 5169] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5173] <... bpf resumed>) = 6 [pid 5172] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5171] write(3, "1000", 4 [pid 5168] <... futex resumed>) = 0 [pid 5163] <... futex resumed>) = 0 [pid 5173] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] <... write resumed>) = 4 [pid 5168] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5163] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5173] <... futex resumed>) = 1 [pid 5172] <... futex resumed>) = 0 [pid 5171] close(3 [pid 5169] <... futex resumed>) = 0 [pid 5168] <... futex resumed>) = 1 [pid 5164] <... futex resumed>) = 0 [pid 5163] <... futex resumed>) = 1 [pid 5173] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5172] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5171] <... close resumed>) = 0 [pid 5169] connect(4, NULL, 0 [pid 5168] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5164] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5163] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5173] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5172] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5171] read(200, [pid 5169] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5164] <... futex resumed>) = 0 [pid 5173] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5172] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5169] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5173] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5172] <... futex resumed>) = 0 [pid 5171] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] <... futex resumed>) = 1 [pid 5168] <... futex resumed>) = 0 [pid 5164] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5163] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5173] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] memfd_create(0x200006c0, 0 [pid 5171] <... futex resumed>) = 0 [pid 5169] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5168] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5163] <... futex resumed>) = 0 [pid 5173] <... futex resumed>) = 0 [pid 5172] <... memfd_create resumed>) = 7 [pid 5171] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5169] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5168] <... futex resumed>) = 0 [pid 5164] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5163] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5173] memfd_create(0x200006c0, 0 [pid 5172] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5169] sendmmsg(5, [pid 5168] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5164] <... futex resumed>) = 0 [pid 5163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5172] <... futex resumed>) = 0 [pid 5171] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5164] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5163] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] fallocate(7, 0, 288230376151711748, 7 [pid 5163] <... futex resumed>) = 0 [pid 5172] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5163] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5172] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=17, si_uid=0} --- [pid 5173] <... memfd_create resumed>) = 7 [pid 5171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5173] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5173] <... futex resumed>) = 1 [pid 5171] <... mmap resumed>) = 0x7fbb40c83000 [pid 5173] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5171] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5164] <... futex resumed>) = 0 [pid 5164] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5173] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5171] <... mprotect resumed>) = 0 [pid 5173] fallocate(7, 0, 288230376151711748, 7) = -1 EFBIG (File too large) [pid 5164] <... futex resumed>) = 0 [pid 5173] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=17, si_uid=0} --- [pid 5164] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5171] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5172] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5171] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5171] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0}./strace-static-x86_64: Process 5174 attached [pid 5174] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [pid 5174] set_robust_list(0x7fbb40ca39a0, 24 [pid 5171] <... clone3 resumed> => {parent_tid=[18]}, 88) = 18 [pid 5174] <... set_robust_list resumed>) = 0 [pid 5171] rt_sigprocmask(SIG_SETMASK, [], [pid 5174] rt_sigprocmask(SIG_SETMASK, [], [pid 5171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5174] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5174] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5173] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5171] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5174] <... futex resumed>) = 0 [pid 5171] <... futex resumed>) = 1 [pid 5167] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5174] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5167] <... futex resumed>) = 0 [pid 5174] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5174] <... futex resumed>) = 0 [pid 5167] <... mmap resumed>) = 0x7fbb40c62000 [pid 5174] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5167] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5167] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5171] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5168] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5168] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5168] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5168] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5168] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5168] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5167] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5175 attached [pid 5171] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5167] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5175] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5171] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 5175] <... rseq resumed>) = 0 [pid 5175] set_robust_list(0x7fbb40c829a0, 24 [pid 5168] rt_sigprocmask(SIG_SETMASK, [], [pid 5175] <... set_robust_list resumed>) = 0 [pid 5175] rt_sigprocmask(SIG_SETMASK, [], [pid 5168] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5176 attached [pid 5175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5176] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5175] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5176] <... rseq resumed>) = 0 [pid 5171] <... futex resumed>) = 1 [pid 5168] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 5174] <... futex resumed>) = 0 [pid 5171] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5168] <... futex resumed>) = 0 [pid 5167] rt_sigprocmask(SIG_SETMASK, [], [pid 5168] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5167] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5167] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5174] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, NULL) = 0 [pid 5174] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5171] <... futex resumed>) = 0 [pid 5171] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5174] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5171] <... futex resumed>) = 0 [ 79.133994][ T5172] syz-executor324[5172] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [ 79.150335][ T5173] syz-executor324[5173] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5174] <... sched_setscheduler resumed>) = 0 [pid 5171] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5174] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5174] <... futex resumed>) = 0 [pid 5171] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5174] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5171] <... futex resumed>) = 0 [pid 5176] set_robust_list(0x7fbb40c829a0, 24 [pid 5175] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5176] <... set_robust_list resumed>) = 0 [pid 5175] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5176] rt_sigprocmask(SIG_SETMASK, [], [pid 5175] <... bpf resumed>) = 6 [pid 5176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5175] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5175] <... futex resumed>) = 1 [pid 5168] <... futex resumed>) = 0 [pid 5176] <... bpf resumed>) = 6 [pid 5175] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5176] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5175] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5168] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] <... futex resumed>) = 1 [pid 5175] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5168] <... futex resumed>) = 0 [pid 5176] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5175] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5168] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5175] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5175] <... futex resumed>) = 0 [pid 5168] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5175] memfd_create(0x200006c0, 0 [pid 5168] <... futex resumed>) = 0 [pid 5175] <... memfd_create resumed>) = 7 [pid 5168] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5175] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5175] <... futex resumed>) = 0 [pid 5168] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5175] fallocate(7, 0, 288230376151711748, 7 [pid 5168] <... futex resumed>) = 0 [pid 5175] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5168] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5175] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=17, si_uid=0} --- [pid 5167] <... futex resumed>) = 0 [pid 5167] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5167] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5176] <... futex resumed>) = 0 [pid 5176] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5171] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5176] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5176] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5167] <... futex resumed>) = 0 [pid 5176] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5167] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] <... futex resumed>) = 0 [pid 5167] <... futex resumed>) = 1 [pid 5176] memfd_create(0x200006c0, 0 [pid 5167] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5176] <... memfd_create resumed>) = 7 [pid 5176] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5167] <... futex resumed>) = 0 [pid 5176] fallocate(7, 0, 288230376151711748, 7 [pid 5167] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5167] <... futex resumed>) = 0 [pid 5176] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=17, si_uid=0} --- [pid 5167] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5168] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5174] <... mmap resumed>) = 0x20000000 [pid 5175] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5176] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [ 79.253866][ T5175] syz-executor324[5175] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [ 79.288370][ T5176] syz-executor324[5176] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5174] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5171] <... futex resumed>) = 0 [pid 5174] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5171] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5171] <... futex resumed>) = 0 [pid 5174] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5171] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5174] <... socketpair resumed>0x20000200) = 0 [pid 5174] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5171] <... futex resumed>) = 0 [pid 5174] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5171] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5171] <... futex resumed>) = 0 [pid 5174] connect(4, NULL, 0 [pid 5171] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5174] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5174] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5171] <... futex resumed>) = 0 [pid 5174] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5171] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5174] <... futex resumed>) = 0 [pid 5171] <... futex resumed>) = 1 [pid 5174] sendmmsg(5, [pid 5171] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5171] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5171] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5171] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5171] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5171] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[19]}, 88) = 19 [pid 5171] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5177 attached NULL, 8) = 0 [pid 5171] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5177] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053) = 0 [pid 5177] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5171] <... futex resumed>) = 0 [pid 5171] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5177] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5177] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5165] <... sendmmsg resumed> ) = ? [pid 5177] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] +++ killed by SIGSEGV +++ [pid 5163] <... futex resumed>) = ? [pid 5177] <... futex resumed>) = 1 [pid 5172] +++ killed by SIGSEGV +++ [pid 5171] <... futex resumed>) = 0 [pid 5171] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5177] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5171] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5177] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5177] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5171] <... futex resumed>) = 0 [pid 5164] <... futex resumed>) = ? [pid 5177] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5171] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5177] <... futex resumed>) = 0 [pid 5171] <... futex resumed>) = 1 [pid 5177] memfd_create(0x200006c0, 0 [pid 5171] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5177] <... memfd_create resumed>) = 7 [pid 5177] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5177] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5171] <... futex resumed>) = 0 [pid 5171] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5177] <... futex resumed>) = 0 [pid 5171] <... futex resumed>) = 1 [pid 5177] fallocate(7, 0, 288230376151711748, 7 [pid 5171] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5177] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5166] <... sendmmsg resumed> ) = ? [pid 5166] +++ killed by SIGSEGV (core dumped) +++ [pid 5177] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=17, si_uid=0} --- [pid 5177] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5171] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 79.510252][ T5177] syz-executor324[5177] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5163] +++ killed by SIGSEGV +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=17, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=29 /* 0.29 s */} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b91d690) = 20 ./strace-static-x86_64: Process 5178 attached [pid 5178] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5178] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5178] setpgid(0, 0) = 0 [pid 5178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5178] write(3, "1000", 4) = 4 [pid 5178] close(3) = 0 [pid 5178] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5178] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5178] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5178] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5178] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5178] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5178] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5178] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0}./strace-static-x86_64: Process 5179 attached => {parent_tid=[21]}, 88) = 21 [pid 5178] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5178] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5178] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5179] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [pid 5179] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5179] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5179] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5179] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5178] <... futex resumed>) = 0 [pid 5178] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5178] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5179] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, NULL) = 0 [pid 5179] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5178] <... futex resumed>) = 0 [pid 5179] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5178] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5178] <... futex resumed>) = 0 [pid 5179] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5178] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5179] <... sched_setscheduler resumed>) = 0 [pid 5179] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5178] <... futex resumed>) = 0 [pid 5179] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5178] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5178] <... futex resumed>) = 0 [pid 5179] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5178] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5178] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5178] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5179] <... mmap resumed>) = 0x20000000 [pid 5178] <... mmap resumed>) = 0x7fbb40c62000 [pid 5179] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5178] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5179] <... futex resumed>) = 0 [pid 5178] <... mprotect resumed>) = 0 [pid 5179] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5178] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5178] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0}./strace-static-x86_64: Process 5180 attached [pid 5180] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5178] <... clone3 resumed> => {parent_tid=[22]}, 88) = 22 [pid 5180] <... rseq resumed>) = 0 [pid 5178] rt_sigprocmask(SIG_SETMASK, [], [pid 5180] set_robust_list(0x7fbb40c829a0, 24 [pid 5178] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5180] <... set_robust_list resumed>) = 0 [pid 5178] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5180] rt_sigprocmask(SIG_SETMASK, [], [pid 5178] <... futex resumed>) = 0 [pid 5180] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5178] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5180] socketpair(AF_UNIX, SOCK_DGRAM, 0, 0x20000200) = 0 [pid 5180] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5178] <... futex resumed>) = 0 [pid 5180] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5178] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5179] <... futex resumed>) = 0 [pid 5178] <... futex resumed>) = 1 [pid 5179] connect(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5178] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5179] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5178] <... futex resumed>) = 0 [pid 5179] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5178] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5178] <... futex resumed>) = 0 [pid 5179] sendmmsg(5, [pid 5178] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5169] <... sendmmsg resumed> ) = ? [pid 5169] +++ killed by SIGSEGV (core dumped) +++ [pid 5178] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5178] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5180] <... futex resumed>) = 0 [pid 5178] <... futex resumed>) = 1 [pid 5180] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5180] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5178] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5180] <... futex resumed>) = 0 [pid 5178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5180] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5178] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5180] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5178] <... futex resumed>) = 0 [pid 5180] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5178] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5180] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5180] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5178] <... futex resumed>) = 0 [pid 5180] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5178] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5180] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5178] <... futex resumed>) = 0 [pid 5180] memfd_create(0x200006c0, 0 [pid 5178] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5180] <... memfd_create resumed>) = 7 [pid 5180] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5178] <... futex resumed>) = 0 [pid 5178] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5178] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5180] fallocate(7, 0, 288230376151711748, 7) = -1 EFBIG (File too large) [pid 5180] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=20, si_uid=0} --- [pid 5170] <... sendmmsg resumed> ) = ? [pid 5167] <... futex resumed>) = ? [pid 5170] +++ killed by SIGSEGV (core dumped) +++ [pid 5178] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5178] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [ 79.948424][ T5180] syz-executor324[5180] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5180] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5173] +++ killed by SIGSEGV (core dumped) +++ [pid 5164] +++ killed by SIGSEGV (core dumped) +++ [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=17, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=55 /* 0.55 s */} --- [pid 5174] <... sendmmsg resumed> ) = ? [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5174] +++ killed by SIGSEGV (core dumped) +++ [pid 5080] <... restart_syscall resumed>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5181 attached [pid 5181] set_robust_list(0x55556b91d6a0, 24 [pid 5080] <... clone resumed>, child_tidptr=0x55556b91d690) = 20 [pid 5181] <... set_robust_list resumed>) = 0 [pid 5181] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5181] setpgid(0, 0) = 0 [pid 5181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5181] write(3, "1000", 4) = 4 [pid 5181] close(3) = 0 [pid 5181] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5181] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5181] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5181] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5181] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5181] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5181] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5181] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} => {parent_tid=[21]}, 88) = 21 ./strace-static-x86_64: Process 5182 attached [pid 5181] rt_sigprocmask(SIG_SETMASK, [], [pid 5182] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5181] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5182] <... rseq resumed>) = 0 [pid 5181] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5182] set_robust_list(0x7fbb40ca39a0, 24 [pid 5181] <... futex resumed>) = 0 [pid 5182] <... set_robust_list resumed>) = 0 [pid 5181] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5182] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5182] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5182] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5181] <... futex resumed>) = 0 [pid 5182] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5181] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5182] <... prlimit64 resumed>NULL) = 0 [pid 5181] <... futex resumed>) = 0 [pid 5182] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5181] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5182] <... futex resumed>) = 0 [pid 5181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5182] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5181] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5182] <... sched_setscheduler resumed>) = 0 [pid 5181] <... futex resumed>) = 0 [pid 5182] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5181] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5182] <... futex resumed>) = 0 [pid 5181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5182] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5181] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5181] <... futex resumed>) = 0 [pid 5182] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5181] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5182] <... mmap resumed>) = 0x20000000 [pid 5182] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5181] <... futex resumed>) = 0 [pid 5182] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5181] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5181] <... futex resumed>) = 0 [pid 5182] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5181] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5182] <... socketpair resumed>0x20000200) = 0 [pid 5182] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5181] <... futex resumed>) = 0 [pid 5182] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5181] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5182] connect(4, NULL, 0 [pid 5181] <... futex resumed>) = 0 [pid 5182] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5182] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5181] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5182] <... futex resumed>) = 0 [pid 5182] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5181] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5182] <... futex resumed>) = 0 [pid 5181] <... futex resumed>) = 1 [pid 5182] sendmmsg(5, [pid 5181] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5175] +++ killed by SIGSEGV (core dumped) +++ [pid 5168] +++ killed by SIGSEGV (core dumped) +++ [pid 5181] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5181] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=17, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=56 /* 0.56 s */} --- [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5181] <... futex resumed>) = 0 [pid 5181] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5181] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5078] <... clone resumed>, child_tidptr=0x55556b91d690) = 20 [pid 5181] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5183 attached [pid 5183] set_robust_list(0x55556b91d6a0, 24 [pid 5181] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5183] <... set_robust_list resumed>) = 0 [pid 5181] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5183] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5181] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5183] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5184 attached [pid 5183] setpgid(0, 0 [pid 5184] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5183] <... setpgid resumed>) = 0 [pid 5181] <... clone3 resumed> => {parent_tid=[22]}, 88) = 22 [pid 5184] <... rseq resumed>) = 0 [pid 5183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5181] rt_sigprocmask(SIG_SETMASK, [], [pid 5184] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5183] <... openat resumed>) = 3 [pid 5181] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5184] rt_sigprocmask(SIG_SETMASK, [], [pid 5183] write(3, "1000", 4 [pid 5181] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5184] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5183] <... write resumed>) = 4 [pid 5181] <... futex resumed>) = 0 [pid 5184] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5183] close(3 [pid 5184] <... bpf resumed>) = 6 [pid 5184] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5183] <... close resumed>) = 0 [pid 5184] <... futex resumed>) = 0 [pid 5183] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5183] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5183] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5184] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5183] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5183] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5183] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5183] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5181] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5183] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5183] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5181] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5183] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5184] <... futex resumed>) = 0 [pid 5181] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5185 attached [pid 5184] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5181] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5185] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [pid 5185] set_robust_list(0x7fbb40ca39a0, 24 [pid 5184] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5183] <... clone3 resumed> => {parent_tid=[21]}, 88) = 21 [pid 5185] <... set_robust_list resumed>) = 0 [pid 5184] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5183] rt_sigprocmask(SIG_SETMASK, [], [pid 5185] rt_sigprocmask(SIG_SETMASK, [], [pid 5184] <... futex resumed>) = 1 [pid 5183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5183] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5184] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5183] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5185] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5185] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5181] <... futex resumed>) = 0 [pid 5181] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5184] <... futex resumed>) = 0 [pid 5181] <... futex resumed>) = 1 [pid 5184] memfd_create(0x200006c0, 0) = 7 [pid 5184] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5184] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5185] <... bpf resumed>) = 3 [pid 5181] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5185] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5183] <... futex resumed>) = 0 [pid 5185] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5183] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5185] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5183] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5185] <... prlimit64 resumed>NULL) = 0 [pid 5185] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5183] <... futex resumed>) = 0 [pid 5183] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5185] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5183] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5181] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5184] <... futex resumed>) = 0 [pid 5181] <... futex resumed>) = 1 [pid 5185] <... sched_setscheduler resumed>) = 0 [pid 5184] fallocate(7, 0, 288230376151711748, 7 [pid 5181] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5185] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5184] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5185] <... futex resumed>) = 1 [pid 5184] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=20, si_uid=0} --- [pid 5183] <... futex resumed>) = 0 [pid 5185] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5183] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5185] <... futex resumed>) = 0 [pid 5183] <... futex resumed>) = 1 [ 80.567021][ T5184] syz-executor324[5184] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5185] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5183] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5181] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5179] <... sendmmsg resumed> ) = ? [pid 5179] +++ killed by SIGSEGV (core dumped) +++ [pid 5185] <... mmap resumed>) = 0x20000000 [pid 5184] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5185] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5183] <... futex resumed>) = 0 [pid 5185] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5183] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5185] <... futex resumed>) = 0 [pid 5183] <... futex resumed>) = 1 [pid 5185] socketpair(AF_UNIX, SOCK_DGRAM, 0, 0x20000200) = 0 [pid 5185] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5185] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5183] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5176] +++ killed by SIGSEGV (core dumped) +++ [pid 5167] +++ killed by SIGSEGV (core dumped) +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=17, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=59 /* 0.59 s */} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b91d690) = 20 [pid 5183] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5186 attached [pid 5186] set_robust_list(0x55556b91d6a0, 24 [pid 5185] <... futex resumed>) = 0 [pid 5183] <... futex resumed>) = 1 [pid 5185] connect(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5185] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5185] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5183] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5183] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... set_robust_list resumed>) = 0 [pid 5185] <... futex resumed>) = 0 [pid 5185] sendmmsg(5, [pid 5183] <... futex resumed>) = 1 [pid 5186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5183] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5186] <... prctl resumed>) = 0 [pid 5186] setpgid(0, 0) = 0 [pid 5186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5186] write(3, "1000", 4) = 4 [pid 5186] close(3) = 0 [pid 5186] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5186] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5186] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5186] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5186] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5186] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5186] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0}./strace-static-x86_64: Process 5187 attached [pid 5187] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [pid 5187] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5187] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5187] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5183] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5186] <... clone3 resumed> => {parent_tid=[21]}, 88) = 21 [pid 5183] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] rt_sigprocmask(SIG_SETMASK, [], [pid 5183] <... futex resumed>) = 0 [pid 5186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5183] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5186] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5187] <... futex resumed>) = 0 [pid 5187] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5183] <... mmap resumed>) = 0x7fbb40c62000 [pid 5187] <... bpf resumed>) = 3 [pid 5186] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5183] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5187] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5183] <... mprotect resumed>) = 0 [pid 5186] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5187] <... futex resumed>) = 0 [pid 5186] <... futex resumed>) = 0 [pid 5183] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5187] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5186] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5187] <... prlimit64 resumed>NULL) = 0 [pid 5187] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5183] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5187] <... futex resumed>) = 1 [pid 5186] <... futex resumed>) = 0 [pid 5183] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5187] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5186] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5186] <... futex resumed>) = 0 [pid 5187] sched_setscheduler(0, SCHED_FIFO, [7]) = 0 [pid 5186] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5187] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 5188 attached [pid 5187] <... futex resumed>) = 0 [pid 5188] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5187] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5186] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5183] <... clone3 resumed> => {parent_tid=[22]}, 88) = 22 [pid 5188] <... rseq resumed>) = 0 [pid 5187] <... mmap resumed>) = 0x20000000 [pid 5187] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5187] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5188] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5188] rt_sigprocmask(SIG_SETMASK, [], [pid 5183] rt_sigprocmask(SIG_SETMASK, [], [pid 5188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5187] <... futex resumed>) = 0 [pid 5186] <... futex resumed>) = 1 [pid 5187] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5188] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5186] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5183] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5188] <... futex resumed>) = 0 [pid 5186] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5183] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5188] <... bpf resumed>) = 6 [pid 5188] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5183] <... futex resumed>) = 0 [pid 5188] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5183] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5183] <... futex resumed>) = 0 [pid 5188] rt_sigaction(SIGXFSZ, 0x20000000, NULL, 8) = 0 [pid 5183] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5188] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5188] <... futex resumed>) = 0 [pid 5183] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] memfd_create(0x200006c0, 0 [pid 5183] <... futex resumed>) = 0 [pid 5188] <... memfd_create resumed>) = 7 [pid 5183] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5188] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5188] <... futex resumed>) = 0 [pid 5183] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] fallocate(7, 0, 288230376151711748, 7 [pid 5183] <... futex resumed>) = 0 [pid 5188] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5188] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=20, si_uid=0} --- [pid 5183] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5187] <... futex resumed>) = 0 [pid 5186] <... futex resumed>) = 1 [pid 5187] socketpair(AF_UNIX, SOCK_DGRAM, 0, 0x20000200) = 0 [pid 5186] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5187] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5187] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5186] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5187] <... futex resumed>) = 0 [pid 5186] <... futex resumed>) = 1 [pid 5187] connect(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5187] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5187] <... futex resumed>) = 0 [pid 5177] +++ killed by SIGSEGV (core dumped) +++ [pid 5171] +++ killed by SIGSEGV (core dumped) +++ [pid 5187] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=17, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=51 /* 0.51 s */} --- [pid 5186] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5187] <... futex resumed>) = 0 [pid 5186] <... futex resumed>) = 1 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5187] sendmmsg(5, ./strace-static-x86_64: Process 5189 attached [pid 5186] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5188] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5189] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x55556b91d690) = 20 [ 80.923472][ T5188] syz-executor324[5188] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5189] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5189] setpgid(0, 0) = 0 [pid 5189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5189] write(3, "1000", 4) = 4 [pid 5189] close(3) = 0 [pid 5189] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5189] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5189] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5189] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5189] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5189] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5189] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} => {parent_tid=[21]}, 88) = 21 [pid 5189] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5189] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5189] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5190 attached [pid 5190] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [pid 5190] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5190] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5190] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5190] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5190] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5189] <... futex resumed>) = 0 [pid 5189] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5190] <... futex resumed>) = 0 [pid 5190] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, NULL) = 0 [pid 5190] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5189] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5189] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5189] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5190] <... futex resumed>) = 1 [pid 5189] <... futex resumed>) = 0 [pid 5190] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5189] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5190] <... sched_setscheduler resumed>) = 0 [pid 5190] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5190] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5189] <... futex resumed>) = 0 [pid 5189] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... futex resumed>) = 0 [pid 5189] <... futex resumed>) = 1 [pid 5186] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5190] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5189] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5186] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5186] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5186] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5186] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0}./strace-static-x86_64: Process 5191 attached [pid 5191] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053) = 0 [pid 5191] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5191] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5191] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5186] <... clone3 resumed> => {parent_tid=[22]}, 88) = 22 [pid 5186] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5186] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] <... futex resumed>) = 0 [pid 5186] <... futex resumed>) = 1 [pid 5191] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5186] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5191] <... bpf resumed>) = 6 [pid 5191] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5186] <... futex resumed>) = 0 [pid 5191] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5190] <... mmap resumed>) = 0x20000000 [pid 5186] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5190] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... futex resumed>) = 0 [pid 5191] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5190] <... futex resumed>) = 1 [pid 5189] <... futex resumed>) = 0 [pid 5186] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5191] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5190] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5189] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5189] <... futex resumed>) = 0 [pid 5191] <... futex resumed>) = 1 [pid 5190] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5189] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5186] <... futex resumed>) = 0 [pid 5191] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5190] <... socketpair resumed>0x20000200) = 0 [pid 5186] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5190] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... futex resumed>) = 0 [pid 5191] memfd_create(0x200006c0, 0 [pid 5190] <... futex resumed>) = 1 [pid 5189] <... futex resumed>) = 0 [pid 5186] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5191] <... memfd_create resumed>) = 7 [pid 5190] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5189] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5189] <... futex resumed>) = 0 [pid 5191] <... futex resumed>) = 1 [pid 5190] connect(4, NULL, 0 [pid 5189] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5186] <... futex resumed>) = 0 [pid 5191] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5190] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5186] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5190] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... futex resumed>) = 0 [pid 5191] fallocate(7, 0, 288230376151711748, 7 [pid 5190] <... futex resumed>) = 1 [pid 5189] <... futex resumed>) = 0 [pid 5186] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5191] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5190] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5189] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=20, si_uid=0} --- [pid 5190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5189] <... futex resumed>) = 0 [pid 5191] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5190] sendmmsg(5, [pid 5189] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5189] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5189] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5189] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5189] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[22]}, 88) = 22 ./strace-static-x86_64: Process 5192 attached [pid 5189] rt_sigprocmask(SIG_SETMASK, [], [pid 5192] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5192] <... rseq resumed>) = 0 [pid 5189] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] set_robust_list(0x7fbb40c829a0, 24 [pid 5189] <... futex resumed>) = 0 [pid 5192] <... set_robust_list resumed>) = 0 [pid 5189] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5192] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5192] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5192] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5189] <... futex resumed>) = 0 [pid 5192] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5189] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5189] <... futex resumed>) = 0 [pid 5189] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5192] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5189] <... futex resumed>) = 0 [pid 5189] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5189] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5192] memfd_create(0x200006c0, 0) = 7 [pid 5192] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5189] <... futex resumed>) = 0 [pid 5189] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5189] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5192] fallocate(7, 0, 288230376151711748, 7) = -1 EFBIG (File too large) [pid 5192] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=20, si_uid=0} --- [pid 5192] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5182] <... sendmmsg resumed> ) = ? [pid 5182] +++ killed by SIGSEGV (core dumped) +++ [pid 5180] +++ killed by SIGSEGV (core dumped) +++ [pid 5178] +++ killed by SIGSEGV (core dumped) +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=20, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=56 /* 0.56 s */} --- [pid 5074] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5193 attached [pid 5193] set_robust_list(0x55556b91d6a0, 24 [pid 5074] <... clone resumed>, child_tidptr=0x55556b91d690) = 23 [pid 5193] <... set_robust_list resumed>) = 0 [pid 5193] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5193] setpgid(0, 0) = 0 [pid 5193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5193] write(3, "1000", 4) = 4 [pid 5193] close(3) = 0 [pid 5193] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5193] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5193] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5193] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5193] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5193] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5193] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5193] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} => {parent_tid=[24]}, 88) = 24 [pid 5193] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5193] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5193] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5194 attached [pid 5194] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [pid 5194] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5194] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5194] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5185] <... sendmmsg resumed> ) = ? [pid 5183] <... futex resumed>) = ? [pid 5185] +++ killed by SIGSEGV (core dumped) +++ [pid 5194] <... bpf resumed>) = 3 [pid 5194] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5193] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5193] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] <... futex resumed>) = 0 [pid 5194] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5193] <... futex resumed>) = 0 [pid 5194] <... prlimit64 resumed>NULL) = 0 [pid 5193] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5194] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5193] <... futex resumed>) = 0 [pid 5194] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5193] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5193] <... futex resumed>) = 0 [pid 5194] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5193] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5194] <... sched_setscheduler resumed>) = 0 [pid 5194] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5193] <... futex resumed>) = 0 [pid 5194] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5193] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5193] <... futex resumed>) = 0 [pid 5194] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5193] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5193] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] <... mmap resumed>) = 0x20000000 [pid 5193] <... futex resumed>) = 0 [pid 5194] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5193] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5194] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5193] <... mmap resumed>) = 0x7fbb40c62000 [pid 5193] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5193] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5193] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[25]}, 88) = 25 [pid 5193] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5193] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5195 attached [pid 5193] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5195] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053) = 0 [pid 5195] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5195] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5195] socketpair(AF_UNIX, SOCK_DGRAM, 0, 0x20000200) = 0 [pid 5195] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5193] <... futex resumed>) = 0 [pid 5195] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5193] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5194] <... futex resumed>) = 0 [pid 5194] connect(4, NULL, 0 [pid 5193] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5194] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5194] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5194] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5193] <... futex resumed>) = 0 [pid 5193] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] <... futex resumed>) = 0 [pid 5193] <... futex resumed>) = 1 [pid 5194] sendmmsg(5, [pid 5193] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5193] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5195] <... futex resumed>) = 0 [pid 5195] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5195] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5195] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5193] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5193] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5195] <... futex resumed>) = 0 [pid 5193] <... futex resumed>) = 1 [pid 5193] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5195] rt_sigaction(SIGXFSZ, 0x20000000, NULL, 8) = 0 [pid 5195] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5193] <... futex resumed>) = 0 [pid 5195] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5193] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5193] <... futex resumed>) = 0 [pid 5193] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5195] memfd_create(0x200006c0, 0) = 7 [pid 5195] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5193] <... futex resumed>) = 0 [pid 5193] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5193] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5195] fallocate(7, 0, 288230376151711748, 7) = -1 EFBIG (File too large) [pid 5195] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=23, si_uid=0} --- [pid 5195] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5187] <... sendmmsg resumed> ) = ? [pid 5187] +++ killed by SIGSEGV (core dumped) +++ [pid 5186] <... futex resumed>) = ? [pid 5184] +++ killed by SIGSEGV (core dumped) +++ [pid 5181] +++ killed by SIGSEGV (core dumped) +++ [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=20, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=53 /* 0.53 s */} --- [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5196 attached , child_tidptr=0x55556b91d690) = 23 [pid 5196] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5196] setpgid(0, 0) = 0 [pid 5196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5196] write(3, "1000", 4 [pid 5190] <... sendmmsg resumed> ) = ? [pid 5189] <... futex resumed>) = ? [pid 5196] <... write resumed>) = 4 [pid 5190] +++ killed by SIGSEGV (core dumped) +++ [pid 5196] close(3) = 0 [pid 5196] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5196] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5196] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5196] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5196] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5196] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} => {parent_tid=[24]}, 88) = 24 [pid 5196] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5196] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5197 attached ) = 0 [pid 5197] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5196] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5197] <... rseq resumed>) = 0 [pid 5197] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5197] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5197] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5197] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5196] <... futex resumed>) = 0 [pid 5196] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5197] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5196] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5197] <... prlimit64 resumed>NULL) = 0 [pid 5197] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5196] <... futex resumed>) = 0 [pid 5197] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5196] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5197] sched_setscheduler(0, SCHED_FIFO, [7]) = 0 [pid 5197] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5197] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5196] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5196] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5197] <... futex resumed>) = 0 [pid 5196] <... futex resumed>) = 1 [pid 5197] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5196] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5197] <... mmap resumed>) = 0x20000000 [pid 5197] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5196] <... futex resumed>) = 0 [pid 5197] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5196] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5197] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5196] <... futex resumed>) = 0 [pid 5196] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5197] <... socketpair resumed>0x20000200) = 0 [pid 5197] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5196] <... futex resumed>) = 0 [pid 5197] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5196] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5196] <... futex resumed>) = 0 [pid 5197] connect(4, NULL, 0 [pid 5196] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5197] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5197] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5197] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5196] <... futex resumed>) = 0 [pid 5196] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5197] <... futex resumed>) = 0 [pid 5196] <... futex resumed>) = 1 [pid 5197] sendmmsg(5, [pid 5196] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5193] <... futex resumed>) = ? [pid 5194] <... sendmmsg resumed> ) = ? [pid 5194] +++ killed by SIGSEGV (core dumped) +++ [pid 5196] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5196] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5188] +++ killed by SIGSEGV (core dumped) +++ [pid 5183] +++ killed by SIGSEGV (core dumped) +++ [pid 5196] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=20, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=56 /* 0.56 s */} --- [pid 5196] <... mprotect resumed>) = 0 [pid 5196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5198 attached [pid 5196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5198] set_robust_list(0x55556b91d6a0, 24 [pid 5196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5078] <... clone resumed>, child_tidptr=0x55556b91d690) = 23 [pid 5198] <... set_robust_list resumed>) = 0 [pid 5198] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5196] <... clone3 resumed> => {parent_tid=[25]}, 88) = 25 [pid 5198] <... prctl resumed>) = 0 [pid 5196] rt_sigprocmask(SIG_SETMASK, [], [pid 5198] setpgid(0, 0 [pid 5196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5198] <... setpgid resumed>) = 0 [pid 5196] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5196] <... futex resumed>) = 0 [pid 5198] <... openat resumed>) = 3 [pid 5196] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5198] write(3, "1000", 4) = 4 [pid 5198] close(3./strace-static-x86_64: Process 5199 attached ) = 0 [pid 5198] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5198] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5198] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5198] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5198] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5198] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5198] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5198] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} => {parent_tid=[24]}, 88) = 24 [pid 5198] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5198] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5200 attached [pid 5199] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5198] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5200] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5199] <... rseq resumed>) = 0 [pid 5200] <... rseq resumed>) = 0 [pid 5199] set_robust_list(0x7fbb40c829a0, 24 [pid 5200] set_robust_list(0x7fbb40ca39a0, 24 [pid 5199] <... set_robust_list resumed>) = 0 [pid 5200] <... set_robust_list resumed>) = 0 [pid 5199] rt_sigprocmask(SIG_SETMASK, [], [pid 5200] rt_sigprocmask(SIG_SETMASK, [], [pid 5199] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5200] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5199] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5200] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5199] <... bpf resumed>) = 6 [pid 5200] <... bpf resumed>) = 3 [pid 5199] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5200] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5199] <... futex resumed>) = 1 [pid 5196] <... futex resumed>) = 0 [pid 5200] <... futex resumed>) = 1 [pid 5199] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5196] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5200] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5199] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5196] <... futex resumed>) = 0 [pid 5199] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5196] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5199] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5198] <... futex resumed>) = 0 [pid 5199] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5198] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5200] <... futex resumed>) = 0 [pid 5199] <... futex resumed>) = 1 [pid 5198] <... futex resumed>) = 1 [pid 5196] <... futex resumed>) = 0 [pid 5200] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5199] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5198] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5196] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5200] <... prlimit64 resumed>NULL) = 0 [pid 5199] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5196] <... futex resumed>) = 0 [pid 5200] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5199] memfd_create(0x200006c0, 0 [pid 5196] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5200] <... futex resumed>) = 1 [pid 5198] <... futex resumed>) = 0 [pid 5200] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5199] <... memfd_create resumed>) = 7 [pid 5198] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5200] <... futex resumed>) = 0 [pid 5198] <... futex resumed>) = 1 [pid 5200] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5198] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5200] <... sched_setscheduler resumed>) = 0 [pid 5200] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5198] <... futex resumed>) = 0 [pid 5200] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5198] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5200] <... futex resumed>) = 0 [pid 5198] <... futex resumed>) = 1 [pid 5200] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5199] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5198] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5196] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5191] +++ killed by SIGSEGV (core dumped) +++ [pid 5186] +++ killed by SIGSEGV (core dumped) +++ [pid 5199] <... futex resumed>) = 0 [pid 5196] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5199] fallocate(7, 0, 288230376151711748, 7 [pid 5196] <... futex resumed>) = 0 [pid 5199] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5196] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5199] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=23, si_uid=0} --- [pid 5199] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5198] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5198] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5198] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5200] <... mmap resumed>) = 0x20000000 [pid 5198] <... mmap resumed>) = 0x7fbb40c62000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=20, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=51 /* 0.51 s */} --- [pid 5200] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5198] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5200] <... futex resumed>) = 0 [pid 5200] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5198] <... mprotect resumed>) = 0 [pid 5198] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5198] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5198] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[25]}, 88) = 25 [pid 5198] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5198] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x55556b91d690) = 23 [pid 5198] <... futex resumed>) = 0 [pid 5198] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5201 attached [pid 5201] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053) = 0 [pid 5201] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5201] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5201] socketpair(AF_UNIX, SOCK_DGRAM, 0, 0x20000200) = 0 [pid 5201] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5202 attached ) = 1 [pid 5198] <... futex resumed>) = 0 [pid 5202] set_robust_list(0x55556b91d6a0, 24 [pid 5198] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5202] <... set_robust_list resumed>) = 0 [pid 5200] <... futex resumed>) = 0 [pid 5198] <... futex resumed>) = 1 [pid 5202] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5200] connect(4, NULL, 0 [pid 5198] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5200] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5202] <... prctl resumed>) = 0 [pid 5201] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5200] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5200] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5198] <... futex resumed>) = 0 [pid 5198] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5200] <... futex resumed>) = 0 [pid 5198] <... futex resumed>) = 1 [pid 5200] sendmmsg(5, [pid 5198] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5202] setpgid(0, 0) = 0 [pid 5202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5202] write(3, "1000", 4) = 4 [pid 5202] close(3) = 0 [pid 5202] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5202] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5202] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5202] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5202] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5202] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5202] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0}./strace-static-x86_64: Process 5203 attached [pid 5203] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [pid 5203] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5203] rt_sigprocmask(SIG_SETMASK, [], [pid 5202] <... clone3 resumed> => {parent_tid=[24]}, 88) = 24 [pid 5203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5203] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5202] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5202] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5203] <... futex resumed>) = 0 [pid 5202] <... futex resumed>) = 1 [pid 5203] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5202] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5203] <... bpf resumed>) = 3 [pid 5203] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5202] <... futex resumed>) = 0 [pid 5202] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5203] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5202] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5203] <... prlimit64 resumed>NULL) = 0 [pid 5203] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5202] <... futex resumed>) = 0 [pid 5203] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5202] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5203] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5202] <... futex resumed>) = 0 [pid 5203] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5202] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5198] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5198] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5198] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5198] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5203] <... sched_setscheduler resumed>) = 0 [pid 5203] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5203] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5202] <... futex resumed>) = 0 [pid 5201] <... futex resumed>) = 0 [pid 5198] <... futex resumed>) = 1 [pid 5202] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5201] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5198] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5203] <... futex resumed>) = 0 [pid 5202] <... futex resumed>) = 1 [pid 5201] <... bpf resumed>) = 6 [pid 5203] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5202] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5201] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5198] <... futex resumed>) = 0 [pid 5201] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5198] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5201] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5198] <... futex resumed>) = 0 [pid 5201] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5198] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5201] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5201] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5198] <... futex resumed>) = 0 [pid 5198] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5198] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5201] memfd_create(0x200006c0, 0) = 7 [pid 5201] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5198] <... futex resumed>) = 0 [pid 5198] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5198] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5201] <... futex resumed>) = 1 [pid 5201] fallocate(7, 0, 288230376151711748, 7) = -1 EFBIG (File too large) [pid 5201] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=23, si_uid=0} --- [pid 5201] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5202] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5202] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5195] +++ killed by SIGSEGV (core dumped) +++ [pid 5193] +++ killed by SIGSEGV (core dumped) +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=23, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=45 /* 0.45 s */} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5204 attached [pid 5204] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5204] setpgid(0, 0) = 0 [pid 5204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5074] <... clone resumed>, child_tidptr=0x55556b91d690) = 26 [pid 5204] <... openat resumed>) = 3 [pid 5204] write(3, "1000", 4) = 4 [pid 5204] close(3) = 0 [pid 5204] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5204] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5204] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5204] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5204] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5204] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5204] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5204] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0}./strace-static-x86_64: Process 5205 attached [pid 5203] <... mmap resumed>) = 0x20000000 [pid 5202] <... mmap resumed>) = 0x7fbb40c62000 [pid 5205] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5203] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5202] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5205] <... rseq resumed>) = 0 [pid 5203] <... futex resumed>) = 0 [pid 5202] <... mprotect resumed>) = 0 [pid 5205] set_robust_list(0x7fbb40ca39a0, 24 [pid 5203] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5202] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5205] <... set_robust_list resumed>) = 0 [pid 5202] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5205] rt_sigprocmask(SIG_SETMASK, [], [pid 5204] <... clone3 resumed> => {parent_tid=[27]}, 88) = 27 [pid 5202] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0}./strace-static-x86_64: Process 5206 attached [pid 5205] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5204] rt_sigprocmask(SIG_SETMASK, [], [pid 5206] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5205] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5202] <... clone3 resumed> => {parent_tid=[25]}, 88) = 25 [pid 5206] <... rseq resumed>) = 0 [pid 5204] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5202] rt_sigprocmask(SIG_SETMASK, [], [pid 5206] set_robust_list(0x7fbb40c829a0, 24 [pid 5205] <... futex resumed>) = 0 [pid 5204] <... futex resumed>) = 1 [pid 5202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5206] <... set_robust_list resumed>) = 0 [pid 5206] rt_sigprocmask(SIG_SETMASK, [], [pid 5202] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5206] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5202] <... futex resumed>) = 0 [pid 5206] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5202] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5206] <... socketpair resumed>0x20000200) = 0 [pid 5205] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5206] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5202] <... futex resumed>) = 0 [pid 5206] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5202] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5203] <... futex resumed>) = 0 [pid 5202] <... futex resumed>) = 1 [pid 5203] connect(4, NULL, 0 [pid 5202] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5205] <... bpf resumed>) = 3 [pid 5204] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5203] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5203] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5202] <... futex resumed>) = 0 [pid 5203] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5202] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5203] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5202] <... futex resumed>) = 0 [pid 5203] sendmmsg(5, [pid 5202] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5205] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5204] <... futex resumed>) = 0 [pid 5204] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5205] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5204] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5205] <... prlimit64 resumed>NULL) = 0 [pid 5205] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5204] <... futex resumed>) = 0 [pid 5205] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5204] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5205] <... sched_setscheduler resumed>) = 0 [pid 5204] <... futex resumed>) = 0 [pid 5205] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5204] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5205] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5204] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5204] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5205] <... futex resumed>) = 0 [pid 5204] <... futex resumed>) = 1 [pid 5205] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5204] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5205] <... mmap resumed>) = 0x20000000 [pid 5202] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5197] <... sendmmsg resumed> ) = ? [pid 5196] <... futex resumed>) = ? [pid 5205] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5202] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5197] +++ killed by SIGSEGV +++ [pid 5206] <... futex resumed>) = 0 [pid 5205] <... futex resumed>) = 1 [pid 5204] <... futex resumed>) = 0 [pid 5202] <... futex resumed>) = 1 [pid 5206] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5205] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5204] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5206] <... bpf resumed>) = 6 [pid 5205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5204] <... futex resumed>) = 0 [pid 5202] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5206] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [ 82.699106][ T782] cfg80211: failed to load regulatory.db [pid 5205] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5204] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5206] <... futex resumed>) = 0 [pid 5205] <... socketpair resumed>0x20000200) = 0 [pid 5202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5206] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5205] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5204] <... futex resumed>) = 0 [pid 5205] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5204] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5202] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5206] <... futex resumed>) = 0 [pid 5205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5204] <... futex resumed>) = 0 [pid 5202] <... futex resumed>) = 1 [pid 5206] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5205] connect(4, NULL, 0 [pid 5204] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5202] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5206] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5205] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5206] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5205] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5206] <... futex resumed>) = 1 [pid 5205] <... futex resumed>) = 1 [pid 5204] <... futex resumed>) = 0 [pid 5202] <... futex resumed>) = 0 [pid 5206] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5205] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5204] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5202] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5206] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5204] <... futex resumed>) = 0 [pid 5202] <... futex resumed>) = 0 [pid 5206] memfd_create(0x200006c0, 0 [pid 5205] sendmmsg(5, [pid 5204] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5202] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5206] <... memfd_create resumed>) = 7 [pid 5206] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5206] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5202] <... futex resumed>) = 0 [pid 5202] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5206] <... futex resumed>) = 0 [pid 5202] <... futex resumed>) = 1 [pid 5206] fallocate(7, 0, 288230376151711748, 7 [pid 5202] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5206] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5206] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=23, si_uid=0} --- [pid 5206] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5204] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5204] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5204] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5204] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5204] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5204] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[28]}, 88) = 28 [pid 5204] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5204] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5204] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000}./strace-static-x86_64: Process 5208 attached [pid 5208] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053) = 0 [pid 5208] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5208] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5208] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5208] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5204] <... futex resumed>) = 0 [pid 5208] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5204] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5204] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5208] rt_sigaction(SIGXFSZ, 0x20000000, NULL, 8) = 0 [pid 5208] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5204] <... futex resumed>) = 0 [pid 5192] +++ killed by SIGSEGV (core dumped) +++ [pid 5189] +++ killed by SIGSEGV (core dumped) +++ [pid 5208] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5204] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5204] <... futex resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=20, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=60 /* 0.60 s */} --- [pid 5208] memfd_create(0x200006c0, 0 [pid 5204] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5208] <... memfd_create resumed>) = 7 [pid 5208] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5208] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5204] <... futex resumed>) = 0 [pid 5208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5204] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5208] fallocate(7, 0, 288230376151711748, 7 [pid 5204] <... futex resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x55556b91d690) = 23 [pid 5208] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5208] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=26, si_uid=0} --- ./strace-static-x86_64: Process 5209 attached [pid 5208] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5209] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5209] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5209] setpgid(0, 0) = 0 [pid 5209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5209] write(3, "1000", 4) = 4 [pid 5209] close(3) = 0 [pid 5209] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5209] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5209] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5209] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5209] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5209] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5209] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5209] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} => {parent_tid=[24]}, 88) = 24 [pid 5209] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5209] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5209] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5210 attached [pid 5199] +++ killed by SIGSEGV +++ [pid 5196] +++ killed by SIGSEGV +++ [pid 5210] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [pid 5210] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5210] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5210] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=23, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=31 /* 0.31 s */} --- [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5210] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5209] <... futex resumed>) = 0 [pid 5210] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5209] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] <... clone resumed>, child_tidptr=0x55556b91d690) = 26 [pid 5210] <... prlimit64 resumed>NULL) = 0 [pid 5209] <... futex resumed>) = 0 [pid 5210] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5209] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5211 attached [pid 5210] <... futex resumed>) = 0 [pid 5209] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5211] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5211] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5210] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5209] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5210] <... sched_setscheduler resumed>) = 0 [pid 5209] <... futex resumed>) = 0 [pid 5211] <... prctl resumed>) = 0 [pid 5210] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5209] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5211] setpgid(0, 0 [pid 5210] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5209] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5211] <... setpgid resumed>) = 0 [pid 5209] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5210] <... futex resumed>) = 0 [pid 5209] <... futex resumed>) = 1 [pid 5210] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5209] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5211] <... openat resumed>) = 3 [pid 5211] write(3, "1000", 4) = 4 [pid 5211] close(3) = 0 [pid 5210] <... mmap resumed>) = 0x20000000 [pid 5210] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5209] <... futex resumed>) = 0 [pid 5210] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5209] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5209] <... futex resumed>) = 0 [pid 5211] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5210] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5209] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5211] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5210] <... socketpair resumed>0x20000200) = 0 [pid 5211] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5210] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5211] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5210] <... futex resumed>) = 1 [pid 5209] <... futex resumed>) = 0 [pid 5210] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5209] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5210] connect(4, NULL, 0 [pid 5209] <... futex resumed>) = 0 [pid 5210] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5209] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5210] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5209] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5210] <... futex resumed>) = 0 [pid 5209] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5210] sendmmsg(5, [pid 5209] <... futex resumed>) = 0 [pid 5211] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5211] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5211] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5211] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5209] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5211] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0}./strace-static-x86_64: Process 5212 attached => {parent_tid=[27]}, 88) = 27 [pid 5212] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5211] rt_sigprocmask(SIG_SETMASK, [], [pid 5212] <... rseq resumed>) = 0 [pid 5211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5212] set_robust_list(0x7fbb40ca39a0, 24 [pid 5211] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5212] <... set_robust_list resumed>) = 0 [pid 5211] <... futex resumed>) = 0 [pid 5212] rt_sigprocmask(SIG_SETMASK, [], [pid 5211] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5212] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5212] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5212] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5211] <... futex resumed>) = 0 [pid 5211] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5211] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5212] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, NULL) = 0 [pid 5212] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5211] <... futex resumed>) = 0 [pid 5212] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5211] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5211] <... futex resumed>) = 0 [pid 5212] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5211] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5212] <... sched_setscheduler resumed>) = 0 [pid 5212] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5211] <... futex resumed>) = 0 [pid 5212] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5211] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5211] <... futex resumed>) = 0 [pid 5212] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5211] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5209] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5203] <... sendmmsg resumed> ) = ? [pid 5202] <... futex resumed>) = ? [pid 5200] <... sendmmsg resumed> ) = ? [pid 5209] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5203] +++ killed by SIGSEGV (core dumped) +++ [pid 5200] +++ killed by SIGSEGV (core dumped) +++ [pid 5209] <... futex resumed>) = 0 [pid 5209] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5212] <... mmap resumed>) = 0x20000000 [pid 5209] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5198] <... futex resumed>) = ? [pid 5212] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5209] <... mprotect resumed>) = 0 [pid 5212] <... futex resumed>) = 1 [pid 5211] <... futex resumed>) = 0 [pid 5209] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5212] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5211] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5209] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5211] <... futex resumed>) = 0 [pid 5209] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0}./strace-static-x86_64: Process 5213 attached [pid 5212] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5211] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5213] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5209] <... clone3 resumed> => {parent_tid=[25]}, 88) = 25 [pid 5213] <... rseq resumed>) = 0 [pid 5212] <... socketpair resumed>0x20000200) = 0 [pid 5209] rt_sigprocmask(SIG_SETMASK, [], [pid 5213] set_robust_list(0x7fbb40c829a0, 24 [pid 5212] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5209] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5213] <... set_robust_list resumed>) = 0 [pid 5212] <... futex resumed>) = 1 [pid 5211] <... futex resumed>) = 0 [pid 5209] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5213] rt_sigprocmask(SIG_SETMASK, [], [pid 5212] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5211] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5209] <... futex resumed>) = 0 [pid 5213] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5211] <... futex resumed>) = 0 [pid 5209] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5213] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5212] connect(4, NULL, 0 [pid 5211] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5213] <... bpf resumed>) = 6 [pid 5212] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5213] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5212] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5213] <... futex resumed>) = 1 [pid 5212] <... futex resumed>) = 1 [pid 5211] <... futex resumed>) = 0 [pid 5209] <... futex resumed>) = 0 [pid 5213] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5212] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5211] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5209] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5211] <... futex resumed>) = 0 [pid 5209] <... futex resumed>) = 0 [pid 5212] sendmmsg(5, [pid 5211] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5209] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5213] rt_sigaction(SIGXFSZ, 0x20000000, NULL, 8) = 0 [pid 5213] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5209] <... futex resumed>) = 0 [pid 5213] memfd_create(0x200006c0, 0 [pid 5209] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5213] <... memfd_create resumed>) = 7 [pid 5209] <... futex resumed>) = 0 [pid 5213] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5209] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5213] <... futex resumed>) = 0 [pid 5209] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5213] fallocate(7, 0, 288230376151711748, 7 [pid 5209] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5213] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5209] <... futex resumed>) = 0 [pid 5213] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=23, si_uid=0} --- [pid 5209] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5213] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5211] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5211] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5211] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5211] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5211] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5211] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0}./strace-static-x86_64: Process 5214 attached => {parent_tid=[28]}, 88) = 28 [pid 5211] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5211] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5211] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5214] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053) = 0 [pid 5214] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5214] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5214] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5214] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5211] <... futex resumed>) = 0 [pid 5214] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5211] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5211] <... futex resumed>) = 0 [pid 5214] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5211] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5214] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5214] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5211] <... futex resumed>) = 0 [pid 5214] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5211] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5211] <... futex resumed>) = 0 [pid 5214] memfd_create(0x200006c0, 0 [pid 5211] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5214] <... memfd_create resumed>) = 7 [pid 5214] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5211] <... futex resumed>) = 0 [pid 5214] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5211] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5211] <... futex resumed>) = 0 [pid 5214] fallocate(7, 0, 288230376151711748, 7 [pid 5211] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5214] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5214] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=26, si_uid=0} --- [pid 5211] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5214] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [ 83.370129][ T5214] warn_bad_vsyscall: 8 callbacks suppressed [ 83.370156][ T5214] syz-executor324[5214] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5205] <... sendmmsg resumed> ) = ? [pid 5205] +++ killed by SIGSEGV (core dumped) +++ [pid 5201] +++ killed by SIGSEGV (core dumped) +++ [pid 5198] +++ killed by SIGSEGV (core dumped) +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=23, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=58 /* 0.58 s */} --- [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b91d690) = 26 ./strace-static-x86_64: Process 5215 attached [pid 5215] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5215] setpgid(0, 0) = 0 [pid 5215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5215] write(3, "1000", 4 [pid 5206] +++ killed by SIGSEGV (core dumped) +++ [pid 5202] +++ killed by SIGSEGV (core dumped) +++ [pid 5215] <... write resumed>) = 4 [pid 5215] close(3) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=23, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=48 /* 0.48 s */} --- [pid 5215] read(200, [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5215] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 5216 attached [pid 5216] set_robust_list(0x55556b91d6a0, 24 [pid 5215] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x55556b91d690) = 26 [pid 5215] <... futex resumed>) = 0 [pid 5215] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5215] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5216] <... set_robust_list resumed>) = 0 [pid 5215] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5215] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5215] <... mmap resumed>) = 0x7fbb40c83000 [pid 5216] setpgid(0, 0 [pid 5215] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5216] <... setpgid resumed>) = 0 [pid 5215] <... mprotect resumed>) = 0 [pid 5216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5215] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5215] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0}./strace-static-x86_64: Process 5217 attached [pid 5216] <... openat resumed>) = 3 [pid 5217] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5216] write(3, "1000", 4 [pid 5215] <... clone3 resumed> => {parent_tid=[27]}, 88) = 27 [pid 5216] <... write resumed>) = 4 [pid 5215] rt_sigprocmask(SIG_SETMASK, [], [pid 5216] close(3 [pid 5215] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5217] <... rseq resumed>) = 0 [pid 5216] <... close resumed>) = 0 [pid 5215] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5217] set_robust_list(0x7fbb40ca39a0, 24 [pid 5215] <... futex resumed>) = 0 [pid 5217] <... set_robust_list resumed>) = 0 [pid 5215] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5217] rt_sigprocmask(SIG_SETMASK, [], [pid 5216] read(200, [pid 5217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5216] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5217] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5216] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5217] <... bpf resumed>) = 3 [pid 5216] <... futex resumed>) = 0 [pid 5216] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5217] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5216] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5215] <... futex resumed>) = 0 [pid 5217] <... futex resumed>) = 1 [pid 5216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5215] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5217] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, NULL) = 0 [pid 5216] <... mmap resumed>) = 0x7fbb40c83000 [pid 5215] <... futex resumed>) = 0 [pid 5217] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5216] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5215] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5216] <... mprotect resumed>) = 0 [pid 5215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5216] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5215] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5217] <... futex resumed>) = 0 [pid 5215] <... futex resumed>) = 0 [pid 5217] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5216] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5215] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5217] <... sched_setscheduler resumed>) = 0 [pid 5217] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5216] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5217] <... futex resumed>) = 1 [pid 5215] <... futex resumed>) = 0 [pid 5217] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5215] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5217] <... futex resumed>) = 0 [pid 5215] <... futex resumed>) = 1 [pid 5217] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5215] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5209] <... futex resumed>) = ? [pid 5210] <... sendmmsg resumed> ) = ? [pid 5210] +++ killed by SIGSEGV (core dumped) +++ [pid 5217] <... mmap resumed>) = 0x20000000 [pid 5217] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5215] <... futex resumed>) = 0 [pid 5217] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5215] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5217] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5215] <... futex resumed>) = 0 [pid 5217] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5215] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5217] <... socketpair resumed>0x20000200) = 0 [pid 5217] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5218 attached ) = 1 [pid 5218] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5217] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5218] <... rseq resumed>) = 0 [pid 5218] set_robust_list(0x7fbb40ca39a0, 24 [pid 5216] <... clone3 resumed> => {parent_tid=[27]}, 88) = 27 [pid 5215] <... futex resumed>) = 0 [pid 5218] <... set_robust_list resumed>) = 0 [pid 5215] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] rt_sigprocmask(SIG_SETMASK, [], [pid 5217] <... futex resumed>) = 0 [pid 5215] <... futex resumed>) = 1 [pid 5218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5217] connect(4, NULL, 0 [pid 5215] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5217] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5217] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5216] rt_sigprocmask(SIG_SETMASK, [], [pid 5215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5217] <... futex resumed>) = 0 [pid 5217] sendmmsg(5, [pid 5216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5215] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5216] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5215] <... futex resumed>) = 0 [pid 5216] <... futex resumed>) = 1 [pid 5215] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... futex resumed>) = 0 [pid 5216] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5218] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5216] <... futex resumed>) = 0 [pid 5218] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5216] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5216] <... futex resumed>) = 0 [pid 5218] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5216] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... prlimit64 resumed>NULL) = 0 [pid 5218] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5216] <... futex resumed>) = 0 [pid 5218] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5216] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... sched_setscheduler resumed>) = 0 [pid 5216] <... futex resumed>) = 0 [pid 5218] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5216] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... futex resumed>) = 0 [pid 5216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5218] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5216] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5216] <... futex resumed>) = 0 [pid 5218] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5216] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5212] <... sendmmsg resumed> ) = ? [pid 5212] +++ killed by SIGSEGV (core dumped) +++ [pid 5218] <... mmap resumed>) = 0x20000000 [pid 5218] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5215] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5218] <... futex resumed>) = 0 [pid 5218] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5216] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5215] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5218] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5216] <... futex resumed>) = 0 [pid 5215] <... futex resumed>) = 0 [pid 5216] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5215] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5218] <... socketpair resumed>0x20000200) = 0 [pid 5218] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5215] <... mmap resumed>) = 0x7fbb40c62000 [pid 5216] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5215] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5218] <... futex resumed>) = 0 [pid 5216] <... futex resumed>) = 0 [pid 5215] <... mprotect resumed>) = 0 [pid 5218] connect(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5215] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5218] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5216] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5216] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5215] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5218] <... futex resumed>) = 0 [pid 5216] <... futex resumed>) = 1 [pid 5215] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5218] sendmmsg(5, [pid 5216] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5215] <... clone3 resumed> => {parent_tid=[28]}, 88) = 28 [pid 5215] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5215] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5215] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000}./strace-static-x86_64: Process 5219 attached [pid 5219] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053) = 0 [pid 5219] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5219] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5219] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5219] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5215] <... futex resumed>) = 0 [pid 5219] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5215] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5215] <... futex resumed>) = 0 [pid 5219] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5215] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5219] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5215] <... futex resumed>) = 0 [pid 5219] memfd_create(0x200006c0, 0 [pid 5215] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... memfd_create resumed>) = 7 [pid 5215] <... futex resumed>) = 0 [pid 5219] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5215] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... futex resumed>) = 0 [pid 5215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5219] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5215] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5215] <... futex resumed>) = 0 [pid 5219] fallocate(7, 0, 288230376151711748, 7 [pid 5215] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5219] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=26, si_uid=0} --- [pid 5216] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5214] +++ killed by SIGSEGV (core dumped) +++ [pid 5211] +++ killed by SIGSEGV (core dumped) +++ [pid 5216] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=26, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=44 /* 0.44 s */} --- [pid 5216] <... futex resumed>) = 0 [pid 5216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5216] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5216] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5216] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[28]}, 88) = 28 [pid 5216] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5216] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5216] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5080] <... clone resumed>, child_tidptr=0x55556b91d690) = 29 ./strace-static-x86_64: Process 5220 attached ./strace-static-x86_64: Process 5221 attached [pid 5219] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5221] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053) = 0 [pid 5220] set_robust_list(0x55556b91d6a0, 24 [pid 5221] set_robust_list(0x7fbb40c829a0, 24 [pid 5220] <... set_robust_list resumed>) = 0 [pid 5221] <... set_robust_list resumed>) = 0 [pid 5221] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] <... prctl resumed>) = 0 [pid 5221] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [ 84.110142][ T5219] syz-executor324[5219] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5220] setpgid(0, 0 [pid 5221] <... bpf resumed>) = 6 [pid 5220] <... setpgid resumed>) = 0 [pid 5220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5221] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 3 [pid 5221] <... futex resumed>) = 1 [pid 5216] <... futex resumed>) = 0 [pid 5221] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] write(3, "1000", 4 [pid 5216] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5216] <... futex resumed>) = 0 [pid 5221] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5216] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5221] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... write resumed>) = 4 [pid 5221] <... futex resumed>) = 1 [pid 5220] close(3 [pid 5216] <... futex resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5216] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] memfd_create(0x200006c0, 0 [pid 5220] read(200, [pid 5216] <... futex resumed>) = 0 [pid 5221] <... memfd_create resumed>) = 7 [pid 5220] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5216] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5221] <... futex resumed>) = 1 [pid 5216] <... futex resumed>) = 0 [pid 5220] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, [pid 5221] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5216] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5221] fallocate(7, 0, 288230376151711748, 7 [pid 5220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5221] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=26, si_uid=0} --- [pid 5220] <... mmap resumed>) = 0x7fbb40c83000 [pid 5220] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5216] <... futex resumed>) = 0 [pid 5216] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... mprotect resumed>) = 0 [pid 5220] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5220] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0}./strace-static-x86_64: Process 5222 attached [pid 5222] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5220] <... clone3 resumed> => {parent_tid=[30]}, 88) = 30 [pid 5222] <... rseq resumed>) = 0 [pid 5220] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5222] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] <... futex resumed>) = 0 [pid 5222] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5220] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... bpf resumed>) = 3 [pid 5222] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5220] <... futex resumed>) = 0 [pid 5220] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5221] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5220] <... futex resumed>) = 0 [pid 5222] <... prlimit64 resumed>NULL) = 0 [pid 5220] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5220] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] <... futex resumed>) = 0 [pid 5222] sched_setscheduler(0, SCHED_FIFO, [7]) = 0 [ 84.185049][ T5221] syz-executor324[5221] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5220] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] <... futex resumed>) = 0 [pid 5220] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5220] <... futex resumed>) = 0 [pid 5216] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5220] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... mmap resumed>) = 0x20000000 [pid 5222] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5220] <... futex resumed>) = 0 [pid 5222] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] <... futex resumed>) = 0 [pid 5222] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5220] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... socketpair resumed>0x20000200) = 0 [pid 5222] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5220] <... futex resumed>) = 0 [pid 5222] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] <... futex resumed>) = 0 [pid 5222] connect(4, NULL, 0 [pid 5220] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5222] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5220] <... futex resumed>) = 0 [pid 5222] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... futex resumed>) = 0 [pid 5220] <... futex resumed>) = 1 [pid 5222] sendmmsg(5, [pid 5220] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5208] +++ killed by SIGSEGV (core dumped) +++ [pid 5204] +++ killed by SIGSEGV (core dumped) +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=26, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=55 /* 0.55 s */} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5223 attached , child_tidptr=0x55556b91d690) = 29 [pid 5217] <... sendmmsg resumed> ) = ? [pid 5215] <... futex resumed>) = ? [pid 5223] set_robust_list(0x55556b91d6a0, 24 [pid 5217] +++ killed by SIGSEGV +++ [pid 5223] <... set_robust_list resumed>) = 0 [pid 5223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5223] setpgid(0, 0) = 0 [pid 5223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5223] write(3, "1000", 4) = 4 [pid 5223] close(3) = 0 [pid 5223] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5223] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5223] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5223] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5220] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5223] <... mmap resumed>) = 0x7fbb40c83000 [pid 5220] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5223] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5220] <... futex resumed>) = 0 [pid 5223] <... mprotect resumed>) = 0 [pid 5220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5223] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5220] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5223] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5220] <... mprotect resumed>) = 0 [pid 5223] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5220] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ./strace-static-x86_64: Process 5224 attached [pid 5223] <... clone3 resumed> => {parent_tid=[30]}, 88) = 30 [pid 5220] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[31]}, 88) = 31 [pid 5220] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 5225 attached [pid 5220] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5225] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5220] <... futex resumed>) = 0 [pid 5225] <... rseq resumed>) = 0 [pid 5220] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5225] set_robust_list(0x7fbb40c829a0, 24) = 0 [pid 5225] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5225] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16) = 6 [pid 5225] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5220] <... futex resumed>) = 0 [pid 5225] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5224] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5220] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5225] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5224] <... rseq resumed>) = 0 [pid 5220] <... futex resumed>) = 0 [pid 5225] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5224] set_robust_list(0x7fbb40ca39a0, 24 [pid 5220] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5225] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5224] <... set_robust_list resumed>) = 0 [pid 5225] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5224] rt_sigprocmask(SIG_SETMASK, [], [pid 5225] <... futex resumed>) = 1 [pid 5224] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] <... futex resumed>) = 0 [pid 5224] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5223] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] <... futex resumed>) = 0 [pid 5223] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5224] <... futex resumed>) = 0 [pid 5223] <... futex resumed>) = 1 [pid 5224] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5225] memfd_create(0x200006c0, 0 [pid 5224] <... bpf resumed>) = 3 [pid 5223] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5225] <... memfd_create resumed>) = 7 [pid 5225] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5220] <... futex resumed>) = 0 [pid 5225] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5224] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5225] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5224] <... futex resumed>) = 1 [pid 5223] <... futex resumed>) = 0 [pid 5220] <... futex resumed>) = 0 [pid 5225] fallocate(7, 0, 288230376151711748, 7 [pid 5224] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5223] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5225] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5224] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5223] <... futex resumed>) = 0 [pid 5225] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=29, si_uid=0} --- [pid 5224] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5223] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5224] <... prlimit64 resumed>NULL) = 0 [pid 5224] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5224] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5223] <... futex resumed>) = 0 [pid 5223] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5224] <... futex resumed>) = 0 [pid 5223] <... futex resumed>) = 1 [pid 5224] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5223] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5224] <... sched_setscheduler resumed>) = 0 [pid 5224] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5223] <... futex resumed>) = 0 [pid 5224] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5223] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5224] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 84.429886][ T5225] syz-executor324[5225] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5223] <... futex resumed>) = 0 [pid 5224] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5223] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5225] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5220] <... futex resumed>) = ? [pid 5219] +++ killed by SIGSEGV +++ [pid 5215] +++ killed by SIGSEGV +++ [pid 5213] +++ killed by SIGSEGV (core dumped) +++ [pid 5209] +++ killed by SIGSEGV (core dumped) +++ [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=23, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=58 /* 0.58 s */} --- [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5226 attached [pid 5224] <... mmap resumed>) = 0x20000000 [pid 5079] <... clone resumed>, child_tidptr=0x55556b91d690) = 26 [pid 5226] set_robust_list(0x55556b91d6a0, 24 [pid 5224] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=26, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=30 /* 0.30 s */} --- [pid 5226] <... set_robust_list resumed>) = 0 [pid 5224] <... futex resumed>) = 1 [pid 5223] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5226] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5224] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5223] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5226] <... prctl resumed>) = 0 [pid 5224] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5226] setpgid(0, 0 [pid 5224] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5223] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x55556b91d690) = 29 [pid 5226] <... setpgid resumed>) = 0 [pid 5224] <... socketpair resumed>0x20000200) = 0 [pid 5223] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5224] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5226] <... openat resumed>) = 3 [pid 5224] <... futex resumed>) = 0 [pid 5223] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5226] write(3, "1000", 4 [pid 5224] connect(4, NULL, 0 [pid 5223] <... futex resumed>) = 0 [pid 5226] <... write resumed>) = 4 [pid 5224] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5223] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5226] close(3 [pid 5224] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5226] <... close resumed>) = 0 [pid 5224] <... futex resumed>) = 0 [pid 5223] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5226] read(200, [pid 5224] sendmmsg(5, [pid 5223] <... futex resumed>) = 0 [pid 5226] <... read resumed>0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5223] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5226] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5226] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5226] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5226] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c83000 [pid 5226] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 5227 attached [pid 5226] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5227] set_robust_list(0x55556b91d6a0, 24 [pid 5226] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5227] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5228 attached [pid 5227] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5228] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5227] <... prctl resumed>) = 0 [pid 5227] setpgid(0, 0) = 0 [pid 5226] <... clone3 resumed> => {parent_tid=[27]}, 88) = 27 [pid 5228] <... rseq resumed>) = 0 [pid 5227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5226] rt_sigprocmask(SIG_SETMASK, [], [pid 5228] set_robust_list(0x7fbb40ca39a0, 24 [pid 5227] <... openat resumed>) = 3 [pid 5226] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5228] <... set_robust_list resumed>) = 0 [pid 5227] write(3, "1000", 4 [pid 5226] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5228] rt_sigprocmask(SIG_SETMASK, [], [pid 5227] <... write resumed>) = 4 [pid 5226] <... futex resumed>) = 0 [pid 5228] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5227] close(3 [pid 5226] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5228] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5227] <... close resumed>) = 0 [pid 5228] <... bpf resumed>) = 3 [pid 5227] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5227] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5227] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5227] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5228] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5227] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5226] <... futex resumed>) = 0 [pid 5228] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5227] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5226] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5227] <... mmap resumed>) = 0x7fbb40c83000 [pid 5226] <... futex resumed>) = 0 [pid 5227] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5226] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5228] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5227] <... mprotect resumed>) = 0 [pid 5228] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5227] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5228] <... prlimit64 resumed>NULL) = 0 [pid 5227] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5228] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5227] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0}./strace-static-x86_64: Process 5229 attached [pid 5228] <... futex resumed>) = 1 [pid 5229] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5228] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5227] <... clone3 resumed> => {parent_tid=[30]}, 88) = 30 [pid 5229] <... rseq resumed>) = 0 [pid 5227] rt_sigprocmask(SIG_SETMASK, [], [pid 5229] set_robust_list(0x7fbb40ca39a0, 24 [pid 5227] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5226] <... futex resumed>) = 0 [pid 5229] <... set_robust_list resumed>) = 0 [pid 5227] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5226] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5229] rt_sigprocmask(SIG_SETMASK, [], [pid 5228] <... futex resumed>) = 0 [pid 5227] <... futex resumed>) = 0 [pid 5226] <... futex resumed>) = 1 [pid 5229] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5228] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5227] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5226] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5223] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5228] <... sched_setscheduler resumed>) = 0 [pid 5228] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5226] <... futex resumed>) = 0 [pid 5228] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5226] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5228] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5226] <... futex resumed>) = 0 [pid 5228] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5226] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5229] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5223] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5223] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5229] <... bpf resumed>) = 3 [pid 5223] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5229] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5223] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5223] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5229] <... futex resumed>) = 1 [pid 5229] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5223] <... clone3 resumed> => {parent_tid=[31]}, 88) = 31 [pid 5223] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5223] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5223] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5227] <... futex resumed>) = 0 [pid 5227] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5227] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5226] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5226] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5226] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5229] <... futex resumed>) = 0 [pid 5229] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, NULL) = 0 [pid 5229] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5227] <... futex resumed>) = 0 [pid 5227] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5229] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5227] <... futex resumed>) = 0 [pid 5227] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5229] <... sched_setscheduler resumed>) = 0 [pid 5229] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5227] <... futex resumed>) = 0 [pid 5229] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5227] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5229] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5229] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5227] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5230 attached [pid 5228] <... mmap resumed>) = 0x20000000 [pid 5226] <... mmap resumed>) = 0x7fbb40c62000 [pid 5228] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5226] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5228] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5226] <... mprotect resumed>) = 0 [pid 5226] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5226] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[28]}, 88) = 28 [pid 5226] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 5231 attached [pid 5230] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5229] <... mmap resumed>) = 0x20000000 [pid 5227] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5226] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5231] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5230] <... rseq resumed>) = 0 [pid 5229] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5226] <... futex resumed>) = 0 [pid 5231] <... rseq resumed>) = 0 [pid 5230] set_robust_list(0x7fbb40c829a0, 24 [pid 5229] <... futex resumed>) = 0 [pid 5227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5226] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5231] set_robust_list(0x7fbb40c829a0, 24 [pid 5230] <... set_robust_list resumed>) = 0 [pid 5229] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5227] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5231] <... set_robust_list resumed>) = 0 [pid 5230] rt_sigprocmask(SIG_SETMASK, [], [pid 5229] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5227] <... futex resumed>) = 0 [pid 5231] rt_sigprocmask(SIG_SETMASK, [], [pid 5230] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5229] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5227] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5230] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5229] <... socketpair resumed>0x20000200) = 0 [pid 5231] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5230] <... bpf resumed>) = 6 [pid 5229] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5230] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5229] <... futex resumed>) = 1 [pid 5231] <... socketpair resumed>0x20000200) = 0 [pid 5230] <... futex resumed>) = 1 [pid 5229] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5227] <... futex resumed>) = 0 [pid 5231] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5230] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5227] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5231] <... futex resumed>) = 1 [pid 5229] <... futex resumed>) = 0 [pid 5227] <... futex resumed>) = 1 [pid 5226] <... futex resumed>) = 0 [pid 5223] <... futex resumed>) = 0 [pid 5231] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5229] connect(4, NULL, 0 [pid 5227] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5226] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5223] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5230] <... futex resumed>) = 0 [pid 5229] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5228] <... futex resumed>) = 0 [pid 5226] <... futex resumed>) = 1 [pid 5223] <... futex resumed>) = 1 [pid 5230] rt_sigaction(SIGXFSZ, 0x20000000, [pid 5229] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5228] connect(4, NULL, 0 [pid 5226] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5223] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5230] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5229] <... futex resumed>) = 1 [pid 5228] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5227] <... futex resumed>) = 0 [pid 5230] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5229] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5228] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5227] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5230] <... futex resumed>) = 1 [pid 5229] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5228] <... futex resumed>) = 1 [pid 5227] <... futex resumed>) = 0 [pid 5226] <... futex resumed>) = 0 [pid 5230] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5229] sendmmsg(5, [pid 5228] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5227] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5226] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5228] <... futex resumed>) = 0 [pid 5226] <... futex resumed>) = 1 [pid 5228] sendmmsg(5, [pid 5226] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5223] <... futex resumed>) = 0 [pid 5223] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5230] <... futex resumed>) = 0 [pid 5223] <... futex resumed>) = 1 [pid 5230] memfd_create(0x200006c0, 0 [pid 5223] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5230] <... memfd_create resumed>) = 7 [pid 5230] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5223] <... futex resumed>) = 0 [pid 5230] fallocate(7, 0, 288230376151711748, 7 [pid 5223] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5230] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5223] <... futex resumed>) = 0 [pid 5230] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=29, si_uid=0} --- [pid 5223] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... sendmmsg resumed> ) = ? [pid 5222] +++ killed by SIGSEGV (core dumped) +++ [pid 5230] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5227] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5226] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5226] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5226] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5227] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5231] <... futex resumed>) = 0 [pid 5227] <... futex resumed>) = 0 [pid 5231] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5227] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5231] <... bpf resumed>) = 6 [pid 5227] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE [pid 5231] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5227] <... mprotect resumed>) = 0 [pid 5231] <... futex resumed>) = 1 [ 84.881482][ T5230] syz-executor324[5230] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5227] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5226] <... futex resumed>) = 0 [pid 5231] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5227] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5226] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5231] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5227] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} [pid 5226] <... futex resumed>) = 0 [pid 5231] rt_sigaction(SIGXFSZ, 0x20000000, ./strace-static-x86_64: Process 5232 attached NULL, 8) = 0 [pid 5226] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5232] rseq(0x7fbb40c82fe0, 0x20, 0, 0x53053053 [pid 5231] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5227] <... clone3 resumed> => {parent_tid=[31]}, 88) = 31 [pid 5226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5232] <... rseq resumed>) = 0 [pid 5231] <... futex resumed>) = 0 [pid 5227] rt_sigprocmask(SIG_SETMASK, [], [pid 5226] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5232] set_robust_list(0x7fbb40c829a0, 24 [pid 5231] memfd_create(0x200006c0, 0 [pid 5227] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5226] <... futex resumed>) = 0 [pid 5232] <... set_robust_list resumed>) = 0 [pid 5231] <... memfd_create resumed>) = 7 [pid 5227] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5226] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5232] rt_sigprocmask(SIG_SETMASK, [], [pid 5231] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5227] <... futex resumed>) = 0 [pid 5226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5231] <... futex resumed>) = 0 [pid 5227] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5232] bpf(BPF_RAW_TRACEPOINT_OPEN, 0x200000c0, 16 [pid 5231] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5226] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5232] <... bpf resumed>) = 6 [pid 5231] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5226] <... futex resumed>) = 0 [pid 5232] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5231] fallocate(7, 0, 288230376151711748, 7 [pid 5226] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5232] <... futex resumed>) = 1 [pid 5231] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5227] <... futex resumed>) = 0 [pid 5232] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5231] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=26, si_uid=0} --- [pid 5227] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5232] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5227] <... futex resumed>) = 0 [pid 5227] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5232] rt_sigaction(SIGXFSZ, 0x20000000, NULL, 8) = 0 [pid 5232] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5227] <... futex resumed>) = 0 [pid 5232] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5227] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5232] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5227] <... futex resumed>) = 0 [pid 5232] memfd_create(0x200006c0, 0 [pid 5227] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5232] <... memfd_create resumed>) = 7 [pid 5232] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5227] <... futex resumed>) = 0 [pid 5232] futex(0x7fbb40d73418, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5227] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000 [pid 5232] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5227] <... futex resumed>) = 0 [pid 5232] fallocate(7, 0, 288230376151711748, 7 [pid 5227] futex(0x7fbb40d7341c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5232] <... fallocate resumed>) = -1 EFBIG (File too large) [pid 5232] --- SIGXFSZ {si_signo=SIGXFSZ, si_code=SI_USER, si_pid=29, si_uid=0} --- [pid 5218] <... sendmmsg resumed> ) = ? [pid 5218] +++ killed by SIGSEGV (core dumped) +++ [pid 5231] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [ 84.971333][ T5231] syz-executor324[5231] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5232] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x19} --- [pid 5227] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 85.007846][ T5232] syz-executor324[5232] vsyscall fault (exploit attempt?) ip:ffffffffff600000 cs:33 sp:7fbb40c81c78 ax:ffffffffffffffda si:7fbb40c81db0 di:19 [pid 5223] <... futex resumed>) = ? [pid 5224] <... sendmmsg resumed> ) = ? [pid 5224] +++ killed by SIGSEGV (core dumped) +++ [pid 5225] +++ killed by SIGSEGV (core dumped) +++ [pid 5220] +++ killed by SIGSEGV (core dumped) +++ [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=29, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=55 /* 0.55 s */} --- [pid 5080] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5233 attached , child_tidptr=0x55556b91d690) = 32 [pid 5233] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5233] setpgid(0, 0) = 0 [pid 5233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5233] write(3, "1000", 4) = 4 [pid 5233] close(3) = 0 [pid 5233] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5233] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5233] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5233] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5228] <... sendmmsg resumed> ) = ? [pid 5226] <... futex resumed>) = ? [pid 5228] +++ killed by SIGSEGV (core dumped) +++ [pid 5233] <... mmap resumed>) = 0x7fbb40c83000 [pid 5229] <... sendmmsg resumed> ) = ? [pid 5229] +++ killed by SIGSEGV (core dumped) +++ [pid 5233] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5233] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} => {parent_tid=[33]}, 88) = 33 [pid 5233] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5233] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5234 attached [pid 5233] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5234] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053) = 0 [pid 5234] set_robust_list(0x7fbb40ca39a0, 24) = 0 [pid 5234] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5234] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [pid 5221] +++ killed by SIGSEGV (core dumped) +++ [pid 5216] +++ killed by SIGSEGV (core dumped) +++ [pid 5234] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=26, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=62 /* 0.62 s */} --- [pid 5234] <... futex resumed>) = 1 [pid 5234] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5233] <... futex resumed>) = 0 [pid 5233] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5234] <... futex resumed>) = 0 [pid 5233] <... futex resumed>) = 1 [pid 5233] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5234] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5234] <... prlimit64 resumed>NULL) = 0 [pid 5234] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x55556b91d690) = 29 [pid 5234] <... futex resumed>) = 1 [pid 5234] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5233] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5235 attached [pid 5235] set_robust_list(0x55556b91d6a0, 24) = 0 [pid 5235] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5235] setpgid(0, 0 [pid 5233] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5234] <... futex resumed>) = 0 [pid 5234] sched_setscheduler(0, SCHED_FIFO, [7]) = 0 [pid 5234] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5234] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5235] <... setpgid resumed>) = 0 [pid 5235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5233] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5235] write(3, "1000", 4) = 4 [pid 5235] close(3) = 0 [pid 5235] read(200, 0x7ffca66b9d60, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5235] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5235] rt_sigaction(SIGRT_1, {sa_handler=0x7fbb40d113e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbb40d02a60}, NULL, 8) = 0 [pid 5235] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5235] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5235] <... mmap resumed>) = 0x7fbb40c83000 [pid 5233] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5234] <... futex resumed>) = 0 [pid 5233] <... futex resumed>) = 1 [pid 5234] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5233] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5235] mprotect(0x7fbb40c84000, 131072, PROT_READ|PROT_WRITE [pid 5234] <... mmap resumed>) = 0x20000000 [pid 5234] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5234] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5235] <... mprotect resumed>) = 0 [pid 5233] <... futex resumed>) = 0 [pid 5235] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5233] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5235] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5234] <... futex resumed>) = 0 [pid 5233] <... futex resumed>) = 1 [pid 5235] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40ca3990, parent_tid=0x7fbb40ca3990, exit_signal=0, stack=0x7fbb40c83000, stack_size=0x20300, tls=0x7fbb40ca36c0} [pid 5234] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5233] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5236 attached [pid 5234] <... socketpair resumed>0x20000200) = 0 [pid 5236] rseq(0x7fbb40ca3fe0, 0x20, 0, 0x53053053 [pid 5235] <... clone3 resumed> => {parent_tid=[30]}, 88) = 30 [pid 5234] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5236] <... rseq resumed>) = 0 [pid 5235] rt_sigprocmask(SIG_SETMASK, [], [pid 5234] <... futex resumed>) = 1 [pid 5233] <... futex resumed>) = 0 [pid 5236] set_robust_list(0x7fbb40ca39a0, 24 [pid 5235] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5234] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5233] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5236] <... set_robust_list resumed>) = 0 [pid 5235] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5236] rt_sigprocmask(SIG_SETMASK, [], [pid 5235] <... futex resumed>) = 0 [pid 5234] connect(4, NULL, 0 [pid 5233] <... futex resumed>) = 0 [pid 5236] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5235] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5234] <... connect resumed>) = -1 EINVAL (Invalid argument) [pid 5233] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5236] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5234] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5234] <... futex resumed>) = 0 [pid 5236] <... bpf resumed>) = 3 [pid 5234] sendmmsg(5, [pid 5233] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5236] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5233] <... futex resumed>) = 0 [pid 5236] <... futex resumed>) = 1 [pid 5235] <... futex resumed>) = 0 [pid 5233] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5236] prlimit64(0, RLIMIT_RTPRIO, {rlim_cur=136, rlim_max=139}, [pid 5235] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5236] <... prlimit64 resumed>NULL) = 0 [pid 5235] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5236] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5235] <... futex resumed>) = 0 [pid 5236] sched_setscheduler(0, SCHED_FIFO, [7] [pid 5235] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5236] <... sched_setscheduler resumed>) = 0 [pid 5235] <... futex resumed>) = 0 [pid 5236] futex(0x7fbb40d7340c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5235] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5236] <... futex resumed>) = 0 [pid 5235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5236] futex(0x7fbb40d73408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5235] futex(0x7fbb40d73408, FUTEX_WAKE_PRIVATE, 1000000 [pid 5236] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5235] <... futex resumed>) = 0 [pid 5236] mmap(0x20000000, 11755520, PROT_WRITE|PROT_EXEC|PROT_SEM|PROT_GROWSUP|0xb635773f04ebbee0, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE, -1, 0 [pid 5235] futex(0x7fbb40d7340c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5233] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5233] futex(0x7fbb40d7341c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbb40c62000 [pid 5233] mprotect(0x7fbb40c63000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5233] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fbb40c82990, parent_tid=0x7fbb40c82990, exit_signal=0, stack=0x7fbb40c62000, stack_size=0x20300, tls=0x7fbb40c826c0} => {parent_tid=[34]}, 88) = 34 [pid 5233] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5233] futex(0x7fbb40d73418, FUTEX_WAKE_PRIVATE, 1000000) = 0