./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor228032828 <...> Warning: Permanently added '10.128.0.213' (ED25519) to the list of known hosts. execve("./syz-executor228032828", ["./syz-executor228032828"], 0x7ffefd446c70 /* 10 vars */) = 0 brk(NULL) = 0x55555626f000 brk(0x55555626fd00) = 0x55555626fd00 arch_prctl(ARCH_SET_FS, 0x55555626f380) = 0 set_tid_address(0x55555626f650) = 5080 set_robust_list(0x55555626f660, 24) = 0 rseq(0x55555626fca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor228032828", 4096) = 27 getrandom("\xaa\x77\xca\xab\xf6\x06\xe7\x51", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555626fd00 brk(0x555556290d00) = 0x555556290d00 brk(0x555556291000) = 0x555556291000 mprotect(0x7f72b56c8000, 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 5081 attached , child_tidptr=0x55555626f650) = 5081 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] set_robust_list(0x55555626f660, 24) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5082 attached [pid 5080] <... clone resumed>, child_tidptr=0x55555626f650) = 5082 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] set_robust_list(0x55555626f660, 24./strace-static-x86_64: Process 5083 attached ) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... clone resumed>, child_tidptr=0x55555626f650) = 5083 [pid 5083] set_robust_list(0x55555626f660, 24./strace-static-x86_64: Process 5084 attached [pid 5080] <... clone resumed>, child_tidptr=0x55555626f650) = 5084 [pid 5084] set_robust_list(0x55555626f660, 24 [pid 5083] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5085 attached [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5084] <... set_robust_list resumed>) = 0 [pid 5083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5085] set_robust_list(0x55555626f660, 24 [pid 5083] <... prctl resumed>) = 0 [pid 5082] <... clone resumed>, child_tidptr=0x55555626f650) = 5085 [pid 5085] <... set_robust_list resumed>) = 0 [pid 5084] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5083] setpgid(0, 0) = 0 [pid 5085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5085] <... prctl resumed>) = 0 [pid 5083] <... openat resumed>) = 3 [pid 5085] setpgid(0, 0) = 0 [pid 5085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5087 attached ./strace-static-x86_64: Process 5086 attached [pid 5083] write(3, "1000", 4 [pid 5080] <... clone resumed>, child_tidptr=0x55555626f650) = 5086 [pid 5087] set_robust_list(0x55555626f660, 24 [pid 5085] <... openat resumed>) = 3 [pid 5086] set_robust_list(0x55555626f660, 24 [pid 5084] <... clone resumed>, child_tidptr=0x55555626f650) = 5087 [pid 5083] <... write resumed>) = 4 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5087] <... set_robust_list resumed>) = 0 [pid 5086] <... set_robust_list resumed>) = 0 [pid 5085] write(3, "1000", 4 [pid 5083] close(3 [pid 5087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5086] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5087] <... prctl resumed>) = 0 [pid 5085] <... write resumed>) = 4 [pid 5083] <... close resumed>) = 0 [pid 5083] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB./strace-static-x86_64: Process 5088 attached [pid 5085] close(3 [pid 5080] <... clone resumed>, child_tidptr=0x55555626f650) = 5088 [pid 5088] set_robust_list(0x55555626f660, 24 [pid 5087] setpgid(0, 0 [pid 5085] <... close resumed>) = 0 [pid 5083] <... memfd_create resumed>) = 3 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5085] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5083] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5088] <... set_robust_list resumed>) = 0 [pid 5087] <... setpgid resumed>) = 0 [pid 5088] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5085] <... memfd_create resumed>) = 3 [pid 5083] <... mmap resumed>) = 0x20000000 [pid 5085] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0./strace-static-x86_64: Process 5091 attached ./strace-static-x86_64: Process 5089 attached ./strace-static-x86_64: Process 5090 attached [pid 5087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5086] <... clone resumed>, child_tidptr=0x55555626f650) = 5090 [pid 5083] sendmmsg(-1, [pid 5080] <... clone resumed>, child_tidptr=0x55555626f650) = 5089 [pid 5091] set_robust_list(0x55555626f660, 24 [pid 5089] set_robust_list(0x55555626f660, 24 [pid 5090] set_robust_list(0x55555626f660, 24 [pid 5088] <... clone resumed>, child_tidptr=0x55555626f650) = 5091 [pid 5087] <... openat resumed>) = 3 [pid 5091] <... set_robust_list resumed>) = 0 [pid 5090] <... set_robust_list resumed>) = 0 [pid 5085] <... mmap resumed>) = 0x20000000 [pid 5083] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5091] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5089] <... set_robust_list resumed>) = 0 [pid 5090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5087] write(3, "1000", 4 [pid 5091] <... prctl resumed>) = 0 [pid 5090] <... prctl resumed>) = 0 [pid 5083] clone(child_stack=NULL, flags=0 [pid 5091] setpgid(0, 0 [pid 5087] <... write resumed>) = 4 [pid 5085] sendmmsg(-1, [pid 5091] <... setpgid resumed>) = 0 [pid 5090] setpgid(0, 0 [pid 5087] close(3 [pid 5091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5090] <... setpgid resumed>) = 0 [pid 5087] <... close resumed>) = 0 [pid 5085] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5087] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5091] <... openat resumed>) = 3 [pid 5087] <... memfd_create resumed>) = 3 [pid 5085] clone(child_stack=NULL, flags=0 [pid 5090] <... openat resumed>) = 3 [pid 5089] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5090] write(3, "1000", 4 [pid 5091] write(3, "1000", 4 [pid 5087] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5091] <... write resumed>) = 4 [pid 5090] <... write resumed>) = 4 [pid 5091] close(3) = 0 [pid 5091] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5090] close(3) = 0 [pid 5083] <... clone resumed>) = 5092 [pid 5091] <... memfd_create resumed>) = 3 ./strace-static-x86_64: Process 5092 attached [pid 5091] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5083] process_vm_writev(5092, NULL, 0, 0x20000f80, 1, 0 [pid 5090] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB) = 3 [pid 5087] <... mmap resumed>) = 0x20000000 ./strace-static-x86_64: Process 5094 attached ./strace-static-x86_64: Process 5093 attached [pid 5090] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5083] <... process_vm_writev resumed>) = 0 [pid 5091] <... mmap resumed>) = 0x20000000 [pid 5087] sendmmsg(-1, [pid 5093] set_robust_list(0x55555626f660, 24 [pid 5085] <... clone resumed>) = 5094 [pid 5083] exit_group(0 [pid 5091] sendmmsg(-1, [pid 5093] <... set_robust_list resumed>) = 0 [pid 5089] <... clone resumed>, child_tidptr=0x55555626f650) = 5093 [pid 5090] <... mmap resumed>) = 0x20000000 [pid 5087] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5085] process_vm_writev(5094, NULL, 0, 0x20000f80, 1, 0 [pid 5083] <... exit_group resumed>) = ? [pid 5093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5091] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5090] sendmmsg(-1, [pid 5087] clone(child_stack=NULL, flags=0 [pid 5085] <... process_vm_writev resumed>) = 0 [pid 5093] <... prctl resumed>) = 0 [pid 5091] clone(child_stack=NULL, flags=0 [pid 5093] setpgid(0, 0 [pid 5090] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5085] exit_group(0 [pid 5083] +++ exited with 0 +++ ./strace-static-x86_64: Process 5095 attached ./strace-static-x86_64: Process 5096 attached [pid 5093] <... setpgid resumed>) = 0 [pid 5090] clone(child_stack=NULL, flags=0 [pid 5085] <... exit_group resumed>) = ? [pid 5093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5091] <... clone resumed>) = 5095 [pid 5085] +++ exited with 0 +++ ./strace-static-x86_64: Process 5097 attached [pid 5093] <... openat resumed>) = 3 [pid 5091] process_vm_writev(5095, NULL, 0, 0x20000f80, 1, 0 [pid 5087] <... clone resumed>) = 5096 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5083, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5093] write(3, "1000", 4 [pid 5091] <... process_vm_writev resumed>) = 0 [pid 5090] <... clone resumed>) = 5097 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5085, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5093] <... write resumed>) = 4 [pid 5091] exit_group(0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5093] close(3 [pid 5091] <... exit_group resumed>) = ? [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 5093] <... close resumed>) = 0 [pid 5091] +++ exited with 0 +++ [pid 5087] process_vm_writev(5096, NULL, 0, 0x20000f80, 1, 0 [pid 5082] <... restart_syscall resumed>) = 0 [pid 5093] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5088] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5091, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5093] <... memfd_create resumed>) = 3 [pid 5090] process_vm_writev(5097, NULL, 0, 0x20000f80, 1, 0 [pid 5087] <... process_vm_writev resumed>) = 0 ./strace-static-x86_64: Process 5098 attached [pid 5093] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5090] <... process_vm_writev resumed>) = 0 [pid 5087] exit_group(0 [pid 5098] set_robust_list(0x55555626f660, 24 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5098] <... set_robust_list resumed>) = 0 [pid 5090] exit_group(0 [pid 5081] <... clone resumed>, child_tidptr=0x55555626f650) = 5098 [pid 5098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5088] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5087] <... exit_group resumed>) = ? [pid 5090] <... exit_group resumed>) = ? [pid 5087] +++ exited with 0 +++ [pid 5084] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5087, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5098] <... prctl resumed>) = 0 [pid 5098] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 5100 attached [pid 5098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] <... clone resumed>, child_tidptr=0x55555626f650) = 5100 ./strace-static-x86_64: Process 5099 attached [pid 5100] set_robust_list(0x55555626f660, 24 [pid 5098] <... openat resumed>) = 3 [pid 5093] <... mmap resumed>) = 0x20000000 [pid 5090] +++ exited with 0 +++ [pid 5100] <... set_robust_list resumed>) = 0 [pid 5093] sendmmsg(-1, [pid 5088] <... clone resumed>, child_tidptr=0x55555626f650) = 5099 [pid 5099] set_robust_list(0x55555626f660, 24 [pid 5100] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5098] write(3, "1000", 4 [pid 5099] <... set_robust_list resumed>) = 0 [pid 5100] <... prctl resumed>) = 0 [pid 5098] <... write resumed>) = 4 [pid 5093] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5086] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5090, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5084] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5099] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5100] setpgid(0, 0 [pid 5098] close(3 [pid 5093] clone(child_stack=NULL, flags=0 [pid 5086] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5099] <... prctl resumed>) = 0 [pid 5100] <... setpgid resumed>) = 0 [pid 5098] <... close resumed>) = 0 ./strace-static-x86_64: Process 5101 attached [pid 5099] setpgid(0, 0 [pid 5100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5098] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5099] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5103 attached [pid 5101] set_robust_list(0x55555626f660, 24 [pid 5099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5100] <... openat resumed>) = 3 [pid 5098] <... memfd_create resumed>) = 3 [pid 5084] <... clone resumed>, child_tidptr=0x55555626f650) = 5101 [pid 5101] <... set_robust_list resumed>) = 0 [pid 5098] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0./strace-static-x86_64: Process 5102 attached [pid 5101] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5099] <... openat resumed>) = 3 [pid 5100] write(3, "1000", 4 [pid 5093] <... clone resumed>) = 5103 [pid 5102] set_robust_list(0x55555626f660, 24 [pid 5101] <... prctl resumed>) = 0 [pid 5098] <... mmap resumed>) = 0x20000000 [pid 5102] <... set_robust_list resumed>) = 0 [pid 5101] setpgid(0, 0 [pid 5099] write(3, "1000", 4 [pid 5100] <... write resumed>) = 4 [pid 5098] sendmmsg(-1, [pid 5093] process_vm_writev(5103, NULL, 0, 0x20000f80, 1, 0 [pid 5086] <... clone resumed>, child_tidptr=0x55555626f650) = 5102 [pid 5102] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5101] <... setpgid resumed>) = 0 [pid 5099] <... write resumed>) = 4 [pid 5100] close(3 [pid 5098] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5093] <... process_vm_writev resumed>) = 0 [pid 5102] <... prctl resumed>) = 0 [pid 5101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5099] close(3 [pid 5100] <... close resumed>) = 0 [pid 5102] setpgid(0, 0 [pid 5099] <... close resumed>) = 0 [pid 5100] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5098] clone(child_stack=NULL, flags=0 [pid 5093] exit_group(0 [pid 5092] exit(0 [pid 5102] <... setpgid resumed>) = 0 [pid 5099] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5100] <... memfd_create resumed>) = 3 [pid 5092] <... exit resumed>) = ? [pid 5102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5101] <... openat resumed>) = 3 [pid 5099] <... memfd_create resumed>) = 3 [pid 5093] <... exit_group resumed>) = ? [pid 5100] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5099] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5092] +++ exited with 0 +++ [pid 5102] <... openat resumed>) = 3 [pid 5101] write(3, "1000", 4 [pid 5102] write(3, "1000", 4 [pid 5101] <... write resumed>) = 4 [pid 5094] exit(0./strace-static-x86_64: Process 5104 attached ) = ? [pid 5102] <... write resumed>) = 4 [pid 5101] close(3 [pid 5098] <... clone resumed>) = 5104 [pid 5102] close(3 [pid 5101] <... close resumed>) = 0 [pid 5099] <... mmap resumed>) = 0x20000000 [pid 5100] <... mmap resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 5098] process_vm_writev(5104, NULL, 0, 0x20000f80, 1, 0 [pid 5093] +++ exited with 0 +++ [pid 5102] <... close resumed>) = 0 [pid 5101] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5089] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5093, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5098] <... process_vm_writev resumed>) = 0 [pid 5102] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5101] <... memfd_create resumed>) = 3 [pid 5099] sendmmsg(-1, [pid 5100] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x20000740} --- [pid 5098] exit_group(0 [pid 5094] +++ exited with 0 +++ [pid 5089] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5102] <... memfd_create resumed>) = 3 [pid 5102] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5101] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5098] <... exit_group resumed>) = ? [pid 5099] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5105 attached [pid 5105] set_robust_list(0x55555626f660, 24 [pid 5089] <... clone resumed>, child_tidptr=0x55555626f650) = 5105 [pid 5105] <... set_robust_list resumed>) = 0 [pid 5102] <... mmap resumed>) = 0x20000000 [pid 5101] <... mmap resumed>) = 0x20000000 [pid 5099] clone(child_stack=NULL, flags=0 [pid 5098] +++ exited with 0 +++ [pid 5105] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5100] +++ killed by SIGSEGV +++ [pid 5096] exit(0 [pid 5105] <... prctl resumed>) = 0 [pid 5101] sendmmsg(-1, [pid 5095] exit(0 [pid 5096] <... exit resumed>) = ? [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5100, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5105] setpgid(0, 0 [pid 5102] sendmmsg(-1, [pid 5095] <... exit resumed>) = ? [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5098, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5105] <... setpgid resumed>) = 0 [pid 5102] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5106 attached [pid 5105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5101] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5102] clone(child_stack=NULL, flags=0 [pid 5101] clone(child_stack=NULL, flags=0 [pid 5099] <... clone resumed>) = 5106 [pid 5095] +++ exited with 0 +++ [pid 5096] +++ exited with 0 +++ ./strace-static-x86_64: Process 5107 attached [pid 5105] <... openat resumed>) = 3 [pid 5099] process_vm_writev(5106, NULL, 0, 0x20000f80, 1, 0./strace-static-x86_64: Process 5109 attached [pid 5105] write(3, "1000", 4 [pid 5099] <... process_vm_writev resumed>) = 0 [pid 5097] exit(0 [pid 5107] set_robust_list(0x55555626f660, 24 [pid 5105] <... write resumed>) = 4 [pid 5101] <... clone resumed>) = 5108 [pid 5099] exit_group(0 [pid 5097] <... exit resumed>) = ? ./strace-static-x86_64: Process 5108 attached [pid 5107] <... set_robust_list resumed>) = 0 [pid 5105] close(3 [pid 5102] <... clone resumed>) = 5109 [pid 5099] <... exit_group resumed>) = ? [pid 5081] <... clone resumed>, child_tidptr=0x55555626f650) = 5107 [pid 5107] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5105] <... close resumed>) = 0 [pid 5102] process_vm_writev(5109, NULL, 0, 0x20000f80, 1, 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5107] <... prctl resumed>) = 0 [pid 5105] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5101] process_vm_writev(5108, NULL, 0, 0x20000f80, 1, 0 [pid 5097] +++ exited with 0 +++ [pid 5099] +++ exited with 0 +++ [pid 5107] setpgid(0, 0) = 0 [pid 5107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5101] <... process_vm_writev resumed>) = 0 [pid 5088] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5099, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5105] <... memfd_create resumed>) = 3 [pid 5088] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5101] exit_group(0 [pid 5105] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5102] <... process_vm_writev resumed>) = 0 [pid 5101] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5110 attached [pid 5105] <... mmap resumed>) = 0x20000000 [pid 5107] <... openat resumed>) = 3 [pid 5102] exit_group(0 [pid 5110] set_robust_list(0x55555626f660, 24 [pid 5107] write(3, "1000", 4 [pid 5082] <... clone resumed>, child_tidptr=0x55555626f650) = 5110 [pid 5110] <... set_robust_list resumed>) = 0 [pid 5107] <... write resumed>) = 4 [pid 5105] sendmmsg(-1, [pid 5102] <... exit_group resumed>) = ? [pid 5105] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5111 attached [pid 5105] clone(child_stack=NULL, flags=0 [pid 5111] set_robust_list(0x55555626f660, 24 [pid 5110] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5107] close(3 [pid 5088] <... clone resumed>, child_tidptr=0x55555626f650) = 5111 [pid 5111] <... set_robust_list resumed>) = 0 [pid 5111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5111] setpgid(0, 0 [pid 5101] +++ exited with 0 +++ [pid 5111] <... setpgid resumed>) = 0 [pid 5107] <... close resumed>) = 0 [pid 5111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5107] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5110] <... prctl resumed>) = 0 [pid 5084] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5110] setpgid(0, 0) = 0 [pid 5111] write(3, "1000", 4) = 4 [pid 5102] +++ exited with 0 +++ [pid 5111] close(3 [pid 5110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5086] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5102, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5111] <... close resumed>) = 0 [pid 5086] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5112 attached [pid 5111] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5105] <... clone resumed>) = 5112 [pid 5086] <... restart_syscall resumed>) = 0 [pid 5111] <... memfd_create resumed>) = 3 [pid 5110] <... openat resumed>) = 3 [pid 5107] <... memfd_create resumed>) = 3 [pid 5105] process_vm_writev(5112, NULL, 0, 0x20000f80, 1, 0 [pid 5084] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5111] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5110] write(3, "1000", 4 [pid 5107] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5111] <... mmap resumed>) = 0x20000000 [pid 5110] <... write resumed>) = 4 [pid 5110] close(3 [pid 5107] <... mmap resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 5103] exit(0 [pid 5086] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5113 attached [pid 5110] <... close resumed>) = 0 [pid 5107] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x20000740} --- [pid 5105] <... process_vm_writev resumed>) = 0 [pid 5103] <... exit resumed>) = ? [pid 5110] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5084] <... clone resumed>, child_tidptr=0x55555626f650) = 5113 ./strace-static-x86_64: Process 5114 attached [pid 5113] set_robust_list(0x55555626f660, 24 [pid 5111] sendmmsg(-1, [pid 5105] exit_group(0 [pid 5114] set_robust_list(0x55555626f660, 24 [pid 5113] <... set_robust_list resumed>) = 0 [pid 5110] <... memfd_create resumed>) = 3 [pid 5105] <... exit_group resumed>) = ? [pid 5111] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5086] <... clone resumed>, child_tidptr=0x55555626f650) = 5114 [pid 5114] <... set_robust_list resumed>) = 0 [pid 5114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5114] <... prctl resumed>) = 0 [pid 5110] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5103] +++ exited with 0 +++ [pid 5111] clone(child_stack=NULL, flags=0 [pid 5114] setpgid(0, 0) = 0 [pid 5114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5113] <... prctl resumed>) = 0 [pid 5113] setpgid(0, 0 [pid 5114] <... openat resumed>) = 3 [pid 5114] write(3, "1000", 4) = 4 [pid 5114] close(3 [pid 5113] <... setpgid resumed>) = 0 [pid 5110] <... mmap resumed>) = 0x20000000 [pid 5104] exit(0 [pid 5114] <... close resumed>) = 0 [pid 5113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5104] <... exit resumed>) = ? [pid 5114] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5107] +++ killed by SIGSEGV +++ [pid 5105] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5107, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5114] <... memfd_create resumed>) = 3 [pid 5089] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5105, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5113] <... openat resumed>) = 3 [pid 5114] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5110] sendmmsg(-1, [pid 5089] restart_syscall(<... resuming interrupted clone ...> [pid 5113] write(3, "1000", 4 [pid 5089] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5115 attached [pid 5113] <... write resumed>) = 4 [pid 5110] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5104] +++ exited with 0 +++ [pid 5113] close(3 [pid 5111] <... clone resumed>) = 5115 [pid 5110] clone(child_stack=NULL, flags=0 [pid 5114] <... mmap resumed>) = 0x20000000 [pid 5113] <... close resumed>) = 0 [pid 5114] sendmmsg(-1, [pid 5113] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB) = 3 [pid 5089] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5113] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0./strace-static-x86_64: Process 5116 attached [pid 5114] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5113] <... mmap resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 5111] process_vm_writev(5115, NULL, 0, 0x20000f80, 1, 0) = 0 [pid 5111] exit_group(0) = ? [pid 5114] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5118 attached ./strace-static-x86_64: Process 5117 attached [pid 5113] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x20000740} --- [pid 5110] <... clone resumed>) = 5116 [pid 5089] <... clone resumed>, child_tidptr=0x55555626f650) = 5117 [pid 5117] set_robust_list(0x55555626f660, 24 [pid 5118] set_robust_list(0x55555626f660, 24 [pid 5117] <... set_robust_list resumed>) = 0 [pid 5118] <... set_robust_list resumed>) = 0 [pid 5117] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] <... clone resumed>, child_tidptr=0x55555626f650) = 5118 [pid 5118] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5117] <... prctl resumed>) = 0 [pid 5118] <... prctl resumed>) = 0 [pid 5117] setpgid(0, 0 [pid 5118] setpgid(0, 0 [pid 5117] <... setpgid resumed>) = 0 [pid 5118] <... setpgid resumed>) = 0 [pid 5117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5117] <... openat resumed>) = 3 [pid 5111] +++ exited with 0 +++ [pid 5110] process_vm_writev(5116, NULL, 0, 0x20000f80, 1, 0./strace-static-x86_64: Process 5119 attached [pid 5118] <... openat resumed>) = 3 [pid 5088] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5111, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5118] write(3, "1000", 4 [pid 5117] write(3, "1000", 4 [pid 5114] <... clone resumed>) = 5119 [pid 5106] exit(0 [pid 5088] restart_syscall(<... resuming interrupted clone ...> [pid 5118] <... write resumed>) = 4 [pid 5117] <... write resumed>) = 4 [pid 5110] <... process_vm_writev resumed>) = 0 [pid 5106] <... exit resumed>) = ? [pid 5088] <... restart_syscall resumed>) = 0 [pid 5114] process_vm_writev(5119, NULL, 0, 0x20000f80, 1, 0 [pid 5118] close(3 [pid 5117] close(3 [pid 5113] +++ killed by SIGSEGV +++ [pid 5114] <... process_vm_writev resumed>) = 0 [pid 5118] <... close resumed>) = 0 [pid 5117] <... close resumed>) = 0 [pid 5114] exit_group(0 [pid 5084] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5113, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5118] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5117] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5114] <... exit_group resumed>) = ? [pid 5110] exit_group(0 [pid 5109] exit(0 [pid 5088] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5118] <... memfd_create resumed>) = 3 [pid 5117] <... memfd_create resumed>) = 3 [pid 5109] <... exit resumed>) = ? [pid 5106] +++ exited with 0 +++ [pid 5118] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5117] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5114] +++ exited with 0 +++ [pid 5110] <... exit_group resumed>) = ? [pid 5109] +++ exited with 0 +++ [pid 5108] exit(0 [pid 5086] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5114, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5108] <... exit resumed>) = ? [pid 5117] <... mmap resumed>) = 0x20000000 [pid 5084] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5110] +++ exited with 0 +++ ./strace-static-x86_64: Process 5120 attached ./strace-static-x86_64: Process 5121 attached [pid 5118] <... mmap resumed>) = 0x20000000 [pid 5117] sendmmsg(-1, [pid 5108] +++ exited with 0 +++ [pid 5088] <... clone resumed>, child_tidptr=0x55555626f650) = 5120 [pid 5120] set_robust_list(0x55555626f660, 24 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5110, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5121] set_robust_list(0x55555626f660, 24 [pid 5120] <... set_robust_list resumed>) = 0 [pid 5118] sendmmsg(-1, [pid 5117] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5084] <... clone resumed>, child_tidptr=0x55555626f650) = 5121 [pid 5121] <... set_robust_list resumed>) = 0 [pid 5120] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5118] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5117] clone(child_stack=NULL, flags=0 [pid 5086] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5120] <... prctl resumed>) = 0 [pid 5121] <... prctl resumed>) = 0 [pid 5112] exit(0 [pid 5121] setpgid(0, 0 [pid 5120] setpgid(0, 0 [pid 5121] <... setpgid resumed>) = 0 [pid 5120] <... setpgid resumed>) = 0 [pid 5118] clone(child_stack=NULL, flags=0 [pid 5112] <... exit resumed>) = ? ./strace-static-x86_64: Process 5123 attached [pid 5121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5121] <... openat resumed>) = 3 [pid 5120] <... openat resumed>) = 3 [pid 5117] <... clone resumed>) = 5123 [pid 5086] <... clone resumed>, child_tidptr=0x55555626f650) = 5122 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5122 attached [pid 5121] write(3, "1000", 4 [pid 5120] write(3, "1000", 4 [pid 5117] process_vm_writev(5123, NULL, 0, 0x20000f80, 1, 0./strace-static-x86_64: Process 5124 attached [pid 5122] set_robust_list(0x55555626f660, 24 [pid 5121] <... write resumed>) = 4 [pid 5120] <... write resumed>) = 4 [pid 5118] <... clone resumed>) = 5124 [pid 5122] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5125 attached [pid 5122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5121] close(3 [pid 5120] close(3 [pid 5118] process_vm_writev(5124, NULL, 0, 0x20000f80, 1, 0 [pid 5117] <... process_vm_writev resumed>) = 0 [pid 5112] +++ exited with 0 +++ [pid 5122] <... prctl resumed>) = 0 [pid 5121] <... close resumed>) = 0 [pid 5120] <... close resumed>) = 0 [pid 5125] set_robust_list(0x55555626f660, 24 [pid 5121] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5120] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5082] <... clone resumed>, child_tidptr=0x55555626f650) = 5125 [pid 5125] <... set_robust_list resumed>) = 0 [pid 5122] setpgid(0, 0 [pid 5120] <... memfd_create resumed>) = 3 [pid 5117] exit_group(0 [pid 5122] <... setpgid resumed>) = 0 [pid 5118] <... process_vm_writev resumed>) = 0 [pid 5125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5121] <... memfd_create resumed>) = 3 [pid 5120] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5118] exit_group(0 [pid 5117] <... exit_group resumed>) = ? [pid 5125] <... prctl resumed>) = 0 [pid 5122] <... openat resumed>) = 3 [pid 5121] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5125] setpgid(0, 0 [pid 5118] <... exit_group resumed>) = ? [pid 5125] <... setpgid resumed>) = 0 [pid 5122] write(3, "1000", 4 [pid 5118] +++ exited with 0 +++ [pid 5122] <... write resumed>) = 4 [pid 5125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5118, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5122] close(3) = 0 [pid 5122] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB) = 3 [pid 5122] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5125] <... openat resumed>) = 3 [pid 5121] <... mmap resumed>) = 0x20000000 [pid 5120] <... mmap resumed>) = 0x20000000 [pid 5125] write(3, "1000", 4) = 4 [pid 5121] sendmmsg(-1, [pid 5120] sendmmsg(-1, [pid 5125] close(3) = 0 ./strace-static-x86_64: Process 5126 attached [pid 5120] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5117] +++ exited with 0 +++ [pid 5121] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5120] clone(child_stack=NULL, flags=0 [pid 5125] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5121] clone(child_stack=NULL, flags=0 [pid 5081] <... clone resumed>, child_tidptr=0x55555626f650) = 5126 [pid 5126] set_robust_list(0x55555626f660, 24) = 0 [pid 5115] exit(0 [pid 5089] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5126] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5126] setpgid(0, 0) = 0 [pid 5126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5125] <... memfd_create resumed>) = 3 [pid 5115] <... exit resumed>) = ? ./strace-static-x86_64: Process 5127 attached [pid 5126] <... openat resumed>) = 3 [pid 5125] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5126] write(3, "1000", 4 [pid 5120] <... clone resumed>) = 5127 [pid 5126] <... write resumed>) = 4 [pid 5122] <... mmap resumed>) = 0x20000000 [pid 5089] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5126] close(3) = 0 [pid 5126] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5125] <... mmap resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 5126] <... memfd_create resumed>) = 3 [pid 5126] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0) = -1 ENOMEM (Cannot allocate memory) [pid 5116] exit(0./strace-static-x86_64: Process 5129 attached ./strace-static-x86_64: Process 5128 attached [pid 5126] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x20000740} --- [pid 5125] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x20000740} --- [pid 5122] sendmmsg(-1, [pid 5120] process_vm_writev(5127, NULL, 0, 0x20000f80, 1, 0 [pid 5116] <... exit resumed>) = ? [pid 5115] +++ exited with 0 +++ [pid 5129] set_robust_list(0x55555626f660, 24 [pid 5122] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5121] <... clone resumed>) = 5128 [pid 5120] <... process_vm_writev resumed>) = 0 [pid 5089] <... clone resumed>, child_tidptr=0x55555626f650) = 5129 [pid 5129] <... set_robust_list resumed>) = 0 [pid 5122] clone(child_stack=NULL, flags=0 [pid 5120] exit_group(0./strace-static-x86_64: Process 5130 attached [pid 5126] +++ killed by SIGSEGV +++ [pid 5125] +++ killed by SIGSEGV +++ [pid 5119] exit(0 [pid 5116] +++ exited with 0 +++ [pid 5129] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5120] <... exit_group resumed>) = ? [pid 5119] <... exit resumed>) = ? [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5125, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5122] <... clone resumed>) = 5130 [pid 5121] process_vm_writev(5128, NULL, 0, 0x20000f80, 1, 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5126, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5121] <... process_vm_writev resumed>) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5121] exit_group(0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5121] <... exit_group resumed>) = ? [pid 5121] +++ exited with 0 +++ [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5084] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5084] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5081] <... clone resumed>, child_tidptr=0x55555626f650) = 5131 ./strace-static-x86_64: Process 5131 attached [pid 5129] <... prctl resumed>) = 0 [pid 5122] process_vm_writev(5130, NULL, 0, 0x20000f80, 1, 0 [pid 5120] +++ exited with 0 +++ [pid 5131] set_robust_list(0x55555626f660, 24 [pid 5129] setpgid(0, 0 [pid 5122] <... process_vm_writev resumed>) = 0 [pid 5088] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5120, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5084] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5129] <... setpgid resumed>) = 0 [ 121.294673][ T5119] general protection fault, probably for non-canonical address 0xdffffc000000001d: 0000 [#1] PREEMPT SMP KASAN [ 121.310087][ T5119] KASAN: null-ptr-deref in range [0x00000000000000e8-0x00000000000000ef] [ 121.321298][ T5119] CPU: 0 PID: 5119 Comm: syz-executor228 Not tainted 6.6.0-syzkaller-15494-g6bc986ab839c #0 [pid 5122] exit_group(0./strace-static-x86_64: Process 5132 attached [pid 5131] <... set_robust_list resumed>) = 0 [pid 5129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5122] <... exit_group resumed>) = ? [pid 5132] set_robust_list(0x55555626f660, 24 [pid 5131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5129] <... openat resumed>) = 3 [pid 5132] <... set_robust_list resumed>) = 0 [pid 5131] <... prctl resumed>) = 0 [pid 5129] write(3, "1000", 4 [pid 5122] +++ exited with 0 +++ [pid 5088] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5084] <... clone resumed>, child_tidptr=0x55555626f650) = 5132 [pid 5132] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5131] setpgid(0, 0 [pid 5129] <... write resumed>) = 4 [pid 5123] exit(0 [pid 5129] close(3 [pid 5123] <... exit resumed>) = ? [pid 5131] <... setpgid resumed>) = 0 [pid 5129] <... close resumed>) = 0 [pid 5123] +++ exited with 0 +++ [pid 5132] <... prctl resumed>) = 0 [pid 5131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5129] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5124] exit(0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5132] setpgid(0, 0 [pid 5131] <... openat resumed>) = 3 [pid 5086] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5122, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5086] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5132] <... setpgid resumed>) = 0 [pid 5132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5124] <... exit resumed>) = ? [ 121.333111][ T5119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 121.347588][ T5119] RIP: 0010:__lock_acquire+0x109/0x5de0 [ 121.356095][ T5119] Code: 45 85 c9 0f 84 cc 0e 00 00 44 8b 05 11 d6 81 0b 45 85 c0 0f 84 be 0d 00 00 48 ba 00 00 00 00 00 fc ff df 4c 89 d1 48 c1 e9 03 <80> 3c 11 00 0f 85 e8 40 00 00 49 81 3a a0 89 b5 90 0f 84 96 0d 00 [ 121.383713][ T5119] RSP: 0018:ffffc90003b6f798 EFLAGS: 00010006 [pid 5086] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5132] <... openat resumed>) = 3 [pid 5131] write(3, "1000", 4 [pid 5129] <... memfd_create resumed>) = 3 [pid 5124] +++ exited with 0 +++ [pid 5131] <... write resumed>) = 4 [pid 5129] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5131] close(3) = 0 [pid 5132] write(3, "1000", 4 [pid 5131] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5129] <... mmap resumed>) = 0x20000000 [pid 5132] <... write resumed>) = 4 [pid 5088] <... clone resumed>, child_tidptr=0x55555626f650) = 5133 [pid 5132] close(3 [pid 5082] <... clone resumed>, child_tidptr=0x55555626f650) = 5134 [pid 5132] <... close resumed>) = 0 [pid 5131] <... memfd_create resumed>) = 3 [pid 5132] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5131] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5129] sendmmsg(-1, [pid 5086] <... clone resumed>, child_tidptr=0x55555626f650) = 5135 [pid 5132] <... memfd_create resumed>) = 3 [pid 5132] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5131] <... mmap resumed>) = 0x20000000 [pid 5129] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5129] clone(child_stack=NULL, flags=0 [pid 5132] <... mmap resumed>) = 0x20000000 [pid 5131] sendmmsg(-1, 0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5131] clone(child_stack=NULL, flags=0 [pid 5132] sendmmsg(-1, [pid 5129] <... clone resumed>) = 5136 [pid 5132] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5129] process_vm_writev(5136, NULL, 0, 0x20000f80, 1, 0 [ 121.392633][ T5119] RAX: ffff88806fe2d940 RBX: 1ffff9200076df23 RCX: 000000000000001d [ 121.405861][ T5119] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 00000000000000e8 [ 121.415714][ T5119] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 121.427233][ T5119] R10: 00000000000000e8 R11: 0000000000000000 R12: 0000000000000000 [ 121.439043][ T5119] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [pid 5132] clone(child_stack=NULL, flags=0 [pid 5129] <... process_vm_writev resumed>) = 0 [pid 5131] <... clone resumed>) = 5137 [pid 5129] exit_group(0 [pid 5128] exit(0) = ? [pid 5129] <... exit_group resumed>) = ? [pid 5128] +++ exited with 0 +++ [pid 5130] exit(0) = ? [pid 5130] +++ exited with 0 +++ [pid 5132] <... clone resumed>) = 5138 ./strace-static-x86_64: Process 5138 attached [pid 5131] process_vm_writev(5137, NULL, 0, 0x20000f80, 1, 0 [pid 5129] +++ exited with 0 +++ [pid 5131] <... process_vm_writev resumed>) = 0 [pid 5089] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5129, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5131] exit_group(0) = ? [ 121.447890][ T5119] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 121.457605][ T5119] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.467260][ T5119] CR2: 00007f72b56246a0 CR3: 00000000167d8000 CR4: 00000000003506f0 [ 121.477082][ T5119] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [pid 5089] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5132] process_vm_writev(5138, NULL, 0, 0x20000f80, 1, 0) = 0 [pid 5132] exit_group(0 [pid 5089] <... clone resumed>, child_tidptr=0x55555626f650) = 5139 ./strace-static-x86_64: Process 5139 attached [pid 5132] <... exit_group resumed>) = ? [pid 5139] set_robust_list(0x55555626f660, 24 [pid 5132] +++ exited with 0 +++ [pid 5131] +++ exited with 0 +++ [pid 5084] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5132, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5139] <... set_robust_list resumed>) = 0 [pid 5084] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5131, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5139] setpgid(0, 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5139] <... setpgid resumed>) = 0 [pid 5139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 5140 attached [pid 5140] set_robust_list(0x55555626f660, 24 [pid 5084] <... clone resumed>, child_tidptr=0x55555626f650) = 5140 ./strace-static-x86_64: Process 5141 attached [pid 5140] <... set_robust_list resumed>) = 0 [pid 5140] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5139] write(3, "1000", 4) = 4 [pid 5141] set_robust_list(0x55555626f660, 24 [pid 5140] <... prctl resumed>) = 0 [pid 5139] close(3 [pid 5141] <... set_robust_list resumed>) = 0 [pid 5140] setpgid(0, 0 [pid 5139] <... close resumed>) = 0 [pid 5141] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5140] <... setpgid resumed>) = 0 [pid 5139] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5081] <... clone resumed>, child_tidptr=0x55555626f650) = 5141 [pid 5140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5137 attached ./strace-static-x86_64: Process 5136 attached ./strace-static-x86_64: Process 5135 attached ./strace-static-x86_64: Process 5133 attached ./strace-static-x86_64: Process 5134 attached [pid 5141] <... prctl resumed>) = 0 [pid 5140] <... openat resumed>) = 3 [pid 5139] <... memfd_create resumed>) = 3 [pid 5141] setpgid(0, 0) = 0 [pid 5135] set_robust_list(0x55555626f660, 24 [pid 5133] set_robust_list(0x55555626f660, 24 [pid 5134] set_robust_list(0x55555626f660, 24 [pid 5141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [ 121.486785][ T5119] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 121.498726][ T5119] Call Trace: [ 121.505612][ T5119] [ 121.509760][ T5119] ? show_regs+0x8f/0xa0 [ 121.515476][ T5119] ? die_addr+0x4f/0xd0 [ 121.521466][ T5119] ? exc_general_protection+0x154/0x230 [ 121.529904][ T5119] ? asm_exc_general_protection+0x26/0x30 [ 121.538586][ T5119] ? __lock_acquire+0x109/0x5de0 [pid 5140] write(3, "1000", 4 [pid 5139] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5135] <... set_robust_list resumed>) = 0 [pid 5133] <... set_robust_list resumed>) = 0 [pid 5134] <... set_robust_list resumed>) = 0 [pid 5141] <... openat resumed>) = 3 [pid 5140] <... write resumed>) = 4 [pid 5139] <... mmap resumed>) = 0x20000000 [pid 5135] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5134] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5140] close(3) = 0 [pid 5141] write(3, "1000", 4 [pid 5140] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5141] <... write resumed>) = 4 [pid 5140] <... memfd_create resumed>) = 3 [pid 5135] <... prctl resumed>) = 0 [pid 5133] <... prctl resumed>) = 0 [pid 5141] close(3 [pid 5135] setpgid(0, 0 [pid 5133] setpgid(0, 0 [pid 5134] <... prctl resumed>) = 0 [pid 5141] <... close resumed>) = 0 [pid 5135] <... setpgid resumed>) = 0 [pid 5133] <... setpgid resumed>) = 0 [pid 5134] setpgid(0, 0 [pid 5141] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5141] <... memfd_create resumed>) = 3 [pid 5140] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5133] <... openat resumed>) = 3 [pid 5134] <... setpgid resumed>) = 0 [pid 5141] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5140] <... mmap resumed>) = 0x20000000 [pid 5139] sendmmsg(-1, [pid 5141] <... mmap resumed>) = 0x20000000 [pid 5135] <... openat resumed>) = 3 [pid 5133] write(3, "1000", 4 [pid 5134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5140] sendmmsg(-1, [pid 5133] <... write resumed>) = 4 [pid 5134] <... openat resumed>) = 3 [pid 5139] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5135] write(3, "1000", 4 [pid 5133] close(3 [pid 5139] clone(child_stack=NULL, flags=0 [pid 5135] <... write resumed>) = 4 [pid 5133] <... close resumed>) = 0 [pid 5135] close(3 [pid 5133] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5135] <... close resumed>) = 0 [ 121.546998][ T5119] ? mark_lock+0x105/0x1950 [ 121.552669][ T5119] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 121.560535][ T5119] lock_acquire+0x1ae/0x510 [ 121.566310][ T5119] ? hugetlb_vma_lock_write+0xae/0x100 [ 121.573908][ T5119] ? lock_sync+0x190/0x190 [ 121.583508][ T5119] ? preempt_count_sub+0x150/0x150 [ 121.590739][ T5119] down_write+0x93/0x200 [pid 5140] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5135] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5133] <... memfd_create resumed>) = 3 [pid 5140] clone(child_stack=NULL, flags=0 [pid 5141] sendmmsg(-1, [pid 5133] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5134] write(3, "1000", 4 [pid 5133] <... mmap resumed>) = 0x20000000 [pid 5134] <... write resumed>) = 4 [pid 5134] close(3) = 0 [pid 5135] <... memfd_create resumed>) = 3 [pid 5134] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5135] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5141] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5135] <... mmap resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 5134] <... memfd_create resumed>) = 3 [pid 5141] clone(child_stack=NULL, flags=0 [pid 5134] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5139] <... clone resumed>) = 5142 [pid 5139] process_vm_writev(5142, NULL, 0, 0x20000f80, 1, 0 [pid 5134] <... mmap resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 5139] <... process_vm_writev resumed>) = 0 [pid 5133] sendmmsg(-1, [pid 5140] <... clone resumed>) = 5143 [pid 5139] exit_group(0 [pid 5135] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x20000740} --- [pid 5140] process_vm_writev(5143, NULL, 0, 0x20000f80, 1, 0 [pid 5139] <... exit_group resumed>) = ? [pid 5135] +++ killed by SIGSEGV +++ [pid 5086] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5135, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5133] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5140] <... process_vm_writev resumed>) = 0 [pid 5133] clone(child_stack=NULL, flags=0 [pid 5140] exit_group(0 [pid 5134] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x20000740} --- [pid 5086] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5140] <... exit_group resumed>) = ? [pid 5138] exit(0 [pid 5140] +++ exited with 0 +++ [pid 5138] <... exit resumed>) = ? [ 121.598977][ T5119] ? hugetlb_vma_lock_write+0xae/0x100 [ 121.606380][ T5119] ? rwsem_down_write_slowpath+0x12a0/0x12a0 [ 121.614049][ T5119] hugetlb_vma_lock_write+0xae/0x100 [ 121.623561][ T5119] __hugetlb_zap_begin+0x1e9/0x2b0 [ 121.631325][ T5119] unmap_vmas+0x2f4/0x470 [ 121.637273][ T5119] ? unmap_single_vma+0x2b0/0x2b0 [pid 5134] +++ killed by SIGSEGV +++ [pid 5141] <... clone resumed>) = 5144 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5134, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5141] process_vm_writev(5144, NULL, 0, 0x20000f80, 1, 0 [pid 5139] +++ exited with 0 +++ [pid 5084] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5138] +++ exited with 0 +++ [pid 5086] <... clone resumed>, child_tidptr=0x55555626f650) = 5145 [pid 5084] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5089] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5139, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5089] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5133] <... clone resumed>) = 5146 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5133] process_vm_writev(5146, NULL, 0, 0x20000f80, 1, 0./strace-static-x86_64: Process 5147 attached [pid 5141] <... process_vm_writev resumed>) = 0 [pid 5141] exit_group(0 [pid 5084] <... clone resumed>, child_tidptr=0x55555626f650) = 5147 [pid 5147] set_robust_list(0x55555626f660, 24 [pid 5141] <... exit_group resumed>) = ? [pid 5147] <... set_robust_list resumed>) = 0 [pid 5089] <... clone resumed>, child_tidptr=0x55555626f650) = 5149 [pid 5147] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5141] +++ exited with 0 +++ [pid 5133] <... process_vm_writev resumed>) = 0 [pid 5147] <... prctl resumed>) = 0 [pid 5133] exit_group(0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5141, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5147] setpgid(0, 0) = 0 [pid 5133] <... exit_group resumed>) = ? [ 121.645972][ T5119] ? reacquire_held_locks+0x4b0/0x4b0 [ 121.653350][ T5119] ? lru_add_drain_cpu+0x455/0x850 [ 121.658908][ T5119] exit_mmap+0x1ad/0xa60 [ 121.664828][ T5119] ? uprobe_clear_state+0x4b/0x420 [ 121.671055][ T5119] ? do_vma_munmap+0x70/0x70 [ 121.678950][ T5119] __mmput+0x12a/0x4d0 [ 121.685427][ T5119] mmput+0x62/0x70 [ 121.689865][ T5119] do_exit+0x9ad/0x2ae0 [pid 5147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5133] +++ exited with 0 +++ [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5148 attached [pid 5147] <... openat resumed>) = 3 [pid 5137] exit(0 [pid 5136] exit(0 [pid 5088] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] <... clone resumed>, child_tidptr=0x55555626f650) = 5148 [pid 5088] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5148] set_robust_list(0x55555626f660, 24) = 0 [pid 5147] write(3, "1000", 4 [pid 5137] <... exit resumed>) = ? [pid 5136] <... exit resumed>) = ? [pid 5148] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5147] <... write resumed>) = 4 [pid 5136] +++ exited with 0 +++ [pid 5148] <... prctl resumed>) = 0 [pid 5147] close(3 [pid 5148] setpgid(0, 0 [pid 5147] <... close resumed>) = 0 [pid 5148] <... setpgid resumed>) = 0 [pid 5147] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5147] <... memfd_create resumed>) = 3 ./strace-static-x86_64: Process 5150 attached ./strace-static-x86_64: Process 5151 attached [pid 5148] <... openat resumed>) = 3 [pid 5147] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5137] +++ exited with 0 +++ [pid 5088] <... clone resumed>, child_tidptr=0x55555626f650) = 5151 [pid 5081] <... clone resumed>, child_tidptr=0x55555626f650) = 5150 [pid 5151] set_robust_list(0x55555626f660, 24) = 0 [pid 5147] <... mmap resumed>) = 0x20000000 [pid 5150] set_robust_list(0x55555626f660, 24 [pid 5151] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5148] write(3, "1000", 4 [pid 5150] <... set_robust_list resumed>) = 0 [pid 5148] <... write resumed>) = 4 [pid 5148] close(3) = 0 [pid 5148] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5150] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5148] <... memfd_create resumed>) = 3 [pid 5151] <... prctl resumed>) = 0 [pid 5150] <... prctl resumed>) = 0 [pid 5150] setpgid(0, 0 [pid 5151] setpgid(0, 0 [pid 5150] <... setpgid resumed>) = 0 [pid 5151] <... setpgid resumed>) = 0 [ 121.696478][ T5119] ? mm_update_next_owner+0x840/0x840 [ 121.704826][ T5119] ? _raw_spin_unlock_irq+0x23/0x50 [ 121.712047][ T5119] ? lockdep_hardirqs_on+0x7d/0x100 [ 121.717857][ T5119] ? _raw_spin_unlock_irq+0x2e/0x50 [ 121.724957][ T5119] ? ptrace_notify+0xf4/0x130 [ 121.732311][ T5119] __x64_sys_exit+0x42/0x50 [ 121.741332][ T5119] do_syscall_64+0x3f/0x110 [pid 5148] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5148] <... mmap resumed>) = 0x20000000 [pid 5147] sendmmsg(-1, [pid 5150] <... openat resumed>) = 3 [pid 5151] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5149 attached ./strace-static-x86_64: Process 5145 attached ./strace-static-x86_64: Process 5146 attached ./strace-static-x86_64: Process 5144 attached ./strace-static-x86_64: Process 5143 attached ./strace-static-x86_64: Process 5142 attached [pid 5150] write(3, "1000", 4 [pid 5151] write(3, "1000", 4 [pid 5148] sendmmsg(-1, [pid 5147] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5150] <... write resumed>) = 4 [pid 5151] <... write resumed>) = 4 [pid 5148] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5149] set_robust_list(0x55555626f660, 24 [pid 5147] clone(child_stack=NULL, flags=0 [pid 5145] set_robust_list(0x55555626f660, 24 [pid 5150] close(3 [pid 5151] close(3 [pid 5148] clone(child_stack=NULL, flags=0 [pid 5149] <... set_robust_list resumed>) = 0 [pid 5150] <... close resumed>) = 0 [pid 5151] <... close resumed>) = 0 [pid 5149] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5150] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5151] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5145] <... set_robust_list resumed>) = 0 [pid 5150] <... memfd_create resumed>) = 3 [pid 5149] <... prctl resumed>) = 0 [pid 5150] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5149] setpgid(0, 0 [pid 5147] <... clone resumed>) = 5152 [pid 5150] <... mmap resumed>) = 0x20000000 [pid 5149] <... setpgid resumed>) = 0 [pid 5147] process_vm_writev(5152, NULL, 0, 0x20000f80, 1, 0 [pid 5149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5151] <... memfd_create resumed>) = 3 [pid 5149] <... openat resumed>) = 3 [pid 5145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5151] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0 [pid 5145] setpgid(0, 0) = 0 [pid 5145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [ 121.749661][ T5119] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 121.757844][ T5119] RIP: 0033:0x7f72b5655be9 [ 121.762997][ T5119] Code: Unable to access opcode bytes at 0x7f72b5655bbf. [ 121.771272][ T5119] RSP: 002b:00007ffdd6e206b8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 121.783472][ T5119] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f72b5655be9 [pid 5149] write(3, "1000", 4 [pid 5145] <... openat resumed>) = 3 [pid 5150] sendmmsg(-1, [pid 5151] <... mmap resumed>) = 0x20000000 [pid 5149] <... write resumed>) = 4 [pid 5147] <... process_vm_writev resumed>) = 0 [pid 5149] close(3 [pid 5147] exit_group(0 [pid 5145] write(3, "1000", 4 [pid 5149] <... close resumed>) = 0 [pid 5147] <... exit_group resumed>) = ? [pid 5145] <... write resumed>) = 4 [pid 5148] <... clone resumed>) = 5153 [pid 5149] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB [pid 5147] +++ exited with 0 +++ [pid 5145] close(3 [pid 5150] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5148] process_vm_writev(5153, NULL, 0, 0x20000f80, 1, 0 [pid 5149] <... memfd_create resumed>) = 3 [pid 5145] <... close resumed>) = 0 [pid 5084] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5147, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5150] clone(child_stack=NULL, flags=0 [pid 5145] memfd_create("\x01\xfd\xae\x2e\x2b\xa6\x8c\xb6\x3f\x32\x19\x39\x94\x53\x2c\x7c\x78\x3f\x55\x65\x5b\xbd\xe1\x21\x03\x33\xbc\x27\x23\xff\x17\x9b\x25\xf3\x5b\x64\x20\x20\x97\xf5\x47\x97\x41\xc2\xd8\xf0\x55\x71\xe6\x2b\xa5\x6c\x94\x0b\xb6\x07\x17\x5c\xfb\x04\x21\xe4\xc4\xb1\xa2\x1c\xff\x43\x3b\x94\x51\x0d\xb6\x7d\x9c\xec\x43\x0b\xcf\xeb\xe4\x9a\x52\xe5\x2c\x82\x03", MFD_ALLOW_SEALING|MFD_HUGETLB) = 3 [pid 5149] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0) = -1 ENOMEM (Cannot allocate memory) [pid 5084] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5145] mmap(0x20000000, 16384, PROT_WRITE|PROT_EXEC|PROT_SEM, MAP_PRIVATE|MAP_FIXED, 3, 0) = -1 ENOMEM (Cannot allocate memory) [pid 5151] sendmmsg(-1, [pid 5149] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x20000740} --- [pid 5150] <... clone resumed>) = 5154 [pid 5148] <... process_vm_writev resumed>) = 0 [ 121.796034][ T5119] RDX: 00007f72b567d1c3 RSI: 0000000000000000 RDI: 0000000000000000 [ 121.806644][ T5119] RBP: 00000000000f4240 R08: 0000000000000000 R09: 00000000000000a0 [ 121.820923][ T5119] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000001d81f [ 121.832001][ T5119] R13: 00007ffdd6e206cc R14: 00007ffdd6e206e0 R15: 00007ffdd6e206d0 [ 121.843610][ T5119] [pid 5149] +++ killed by SIGSEGV +++ [pid 5150] process_vm_writev(5154, NULL, 0, 0x20000f80, 1, 0 [pid 5148] exit_group(0 [pid 5151] <... sendmmsg resumed>0x20000740, 1, 0) = -1 EBADF (Bad file descriptor) [pid 5145] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x20000740} --- [pid 5089] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5149, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5150] <... process_vm_writev resumed>) = 0 [pid 5151] clone(child_stack=NULL, flags=0 [pid 5148] <... exit_group resumed>) = ? [pid 5150] exit_group(0 [pid 5148] +++ exited with 0 +++ [pid 5145] +++ killed by SIGSEGV +++ [pid 5150] <... exit_group resumed>) = ? [pid 5086] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5145, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5086] restart_syscall(<... resuming interrupted clone ...> [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 5086] <... restart_syscall resumed>) = 0 [pid 5089] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] <... restart_syscall resumed>) = 0 [pid 5086] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5084] <... clone resumed>, child_tidptr=0x55555626f650) = 5155 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5150] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5150, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5151] <... clone resumed>) = 5156 [pid 5151] process_vm_writev(5156, NULL, 0, 0x20000f80, 1, 0 [pid 5089] <... clone resumed>, child_tidptr=0x55555626f650) = 5157 ./strace-static-x86_64: Process 5157 attached [pid 5157] set_robust_list(0x55555626f660, 24 [pid 5086] <... clone resumed>, child_tidptr=0x55555626f650) = 5158 [pid 5157] <... set_robust_list resumed>) = 0 [pid 5157] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5158 attached ) = 0 [pid 5158] set_robust_list(0x55555626f660, 24 [pid 5082] <... clone resumed>, child_tidptr=0x55555626f650) = 5159 [pid 5081] <... clone resumed>, child_tidptr=0x55555626f650) = 5160 ./strace-static-x86_64: Process 5160 attached [pid 5158] <... set_robust_list resumed>) = 0 [pid 5157] setpgid(0, 0 [pid 5160] set_robust_list(0x55555626f660, 24 [pid 5158] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5157] <... setpgid resumed>) = 0 [pid 5151] <... process_vm_writev resumed>) = 0 [ 121.848620][ T5119] Modules linked in: [ 121.854718][ T5119] ---[ end trace 0000000000000000 ]--- [ 121.865329][ T5119] RIP: 0010:__lock_acquire+0x109/0x5de0 [pid 5160] <... set_robust_list resumed>) = 0 [pid 5158] <... prctl resumed>) = 0 [pid 5157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5151] exit_group(0 [pid 5160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5158] setpgid(0, 0 [pid 5157] <... openat resumed>) = 3 [pid 5151] <... exit_group resumed>) = ? [pid 5151] +++ exited with 0 +++ [pid 5158] <... setpgid resumed>) = 0 [pid 5158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5088] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5151, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5160] setpgid(0, 0 [pid 5088] restart_syscall(<... resuming interrupted clone ...> [pid 5160] <... setpgid resumed>) = 0 [pid 5088] <... restart_syscall resumed>) = 0 [pid 5160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5158] <... openat resumed>) = 3 [pid 5160] write(3, "1000", 4 [pid 5158] write(3, "1000", 4 [ 121.874569][ T5119] Code: 45 85 c9 0f 84 cc 0e 00 00 44 8b 05 11 d6 81 0b 45 85 c0 0f 84 be 0d 00 00 48 ba 00 00 00 00 00 fc ff df 4c 89 d1 48 c1 e9 03 <80> 3c 11 00 0f 85 e8 40 00 00 49 81 3a a0 89 b5 90 0f 84 96 0d 00 [ 121.906572][ T5119] RSP: 0018:ffffc90003b6f798 EFLAGS: 00010006 [ 121.914315][ T5119] RAX: ffff88806fe2d940 RBX: 1ffff9200076df23 RCX: 000000000000001d [ 121.925970][ T5119] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 00000000000000e8 [ 121.929884][ T5143] ================================================================== [ 121.938052][ T5119] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 121.949272][ T5143] BUG: KASAN: null-ptr-deref in down_write+0xb3/0x200 [ 121.958037][ T5119] R10: 00000000000000e8 R11: 0000000000000000 R12: 0000000000000000 [ 121.965929][ T5143] Write of size 8 at addr 0000000000000078 by task syz-executor228/5143 [ 121.975817][ T5119] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 121.985632][ T5143] [ 121.985648][ T5143] CPU: 1 PID: 5143 Comm: syz-executor228 Tainted: G D 6.6.0-syzkaller-15494-g6bc986ab839c #0 [ 121.994598][ T5119] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 121.999025][ T5143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 122.014852][ T5119] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.026456][ T5143] Call Trace: [ 122.026477][ T5143] [ 122.039192][ T5119] CR2: 00007f72b56246a0 CR3: 00000000167d8000 CR4: 00000000003506f0 [ 122.047381][ T5143] dump_stack_lvl+0xd9/0x1b0 [ 122.051756][ T5119] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 122.056617][ T5143] kasan_report+0xda/0x110 [ 122.066969][ T5119] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 122.071910][ T5143] ? down_write+0xb3/0x200 [ 122.083980][ T5119] Kernel panic - not syncing: Fatal exception [ 122.088598][ T5143] ? down_write+0xb3/0x200 [ 122.088650][ T5143] kasan_check_range+0xef/0x190 [ 122.088695][ T5143] down_write+0xb3/0x200 [ 122.088723][ T5143] ? hugetlb_vma_lock_write+0xae/0x100 [ 122.088766][ T5143] ? rwsem_down_write_slowpath+0x12a0/0x12a0 [ 122.088803][ T5143] hugetlb_vma_lock_write+0xae/0x100 [ 122.088844][ T5143] __hugetlb_zap_begin+0x1e9/0x2b0 [ 122.088889][ T5143] unmap_vmas+0x2f4/0x470 [ 122.088928][ T5143] ? unmap_single_vma+0x2b0/0x2b0 [ 122.088962][ T5143] ? rcu_is_watching+0x12/0xb0 [ 122.088993][ T5143] ? lock_release+0x4bf/0x680 [ 122.089034][ T5143] ? reacquire_held_locks+0x4b0/0x4b0 [ 122.089076][ T5143] ? lru_add_drain_cpu+0x455/0x850 [ 122.089125][ T5143] exit_mmap+0x1ad/0xa60 [ 122.089155][ T5143] ? uprobe_clear_state+0x4b/0x420 [ 122.089180][ T5143] ? do_vma_munmap+0x70/0x70 [ 122.089209][ T5143] ? rcu_is_watching+0x12/0xb0 [ 122.089258][ T5143] __mmput+0x12a/0x4d0 [ 122.089288][ T5143] mmput+0x62/0x70 [ 122.089314][ T5143] do_exit+0x9ad/0x2ae0 [ 122.089360][ T5143] ? mm_update_next_owner+0x840/0x840 [ 122.089401][ T5143] ? trace_irq_enable.constprop.0+0xd0/0x100 [ 122.089440][ T5143] ? _raw_spin_unlock_irq+0x2e/0x50 [ 122.089474][ T5143] ? ptrace_notify+0xf4/0x130 [ 122.089523][ T5143] __x64_sys_exit+0x42/0x50 [ 122.089564][ T5143] do_syscall_64+0x3f/0x110 [ 122.089606][ T5143] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 122.089641][ T5143] RIP: 0033:0x7f72b5655be9 [ 122.089662][ T5143] Code: Unable to access opcode bytes at 0x7f72b5655bbf. [ 122.089673][ T5143] RSP: 002b:00007ffdd6e206b8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 122.089700][ T5143] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f72b5655be9 [ 122.089718][ T5143] RDX: 00007f72b567d1c3 RSI: 0000000000000000 RDI: 0000000000000000 [ 122.089735][ T5143] RBP: 00000000000f4240 R08: 0000000000000000 R09: 00000000000000a0 [ 122.089752][ T5143] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000001da02 [ 122.089769][ T5143] R13: 00007ffdd6e206cc R14: 00007ffdd6e206e0 R15: 00007ffdd6e206d0 [ 122.089796][ T5143] [ 122.089804][ T5143] ================================================================== [ 122.090136][ T5119] Kernel Offset: disabled [ 122.391425][ T5119] Rebooting in 86400 seconds..