./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2086185567 <...> Warning: Permanently added '10.128.0.161' (ED25519) to the list of known hosts. execve("./syz-executor2086185567", ["./syz-executor2086185567"], 0x7ffda69942a0 /* 10 vars */) = 0 brk(NULL) = 0x55556e6d7000 brk(0x55556e6d7d00) = 0x55556e6d7d00 arch_prctl(ARCH_SET_FS, 0x55556e6d7380) = 0 set_tid_address(0x55556e6d7650) = 296 set_robust_list(0x55556e6d7660, 24) = 0 rseq(0x55556e6d7ca0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2086185567", 4096) = 28 getrandom("\x84\xa3\x1c\xeb\xa7\x66\x59\x7c", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556e6d7d00 brk(0x55556e6f8d00) = 0x55556e6f8d00 brk(0x55556e6f9000) = 0x55556e6f9000 mprotect(0x7f5d93476000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 297 ./strace-static-x86_64: Process 297 attached [pid 297] set_robust_list(0x55556e6d7660, 24) = 0 [pid 297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 297] setpgid(0, 0) = 0 [pid 297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "1000", 4) = 4 [pid 297] close(3) = 0 executing program [pid 297] write(1, "executing program\n", 18) = 18 [pid 297] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [ 27.721419][ T36] audit: type=1400 audit(1752283192.890:64): avc: denied { execmem } for pid=296 comm="syz-executor208" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 27.744093][ T297] kvm_intel: L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [pid 297] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 297] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 297] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 297] exit_group(0) = ? [ 27.744495][ T36] audit: type=1400 audit(1752283192.920:65): avc: denied { read } for pid=297 comm="syz-executor208" name="kvm" dev="devtmpfs" ino=13 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:kvm_device_t tclass=chr_file permissive=1 [ 27.783973][ T36] audit: type=1400 audit(1752283192.920:66): avc: denied { open } for pid=297 comm="syz-executor208" path="/dev/kvm" dev="devtmpfs" ino=13 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:kvm_device_t tclass=chr_file permissive=1 [pid 297] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=297, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [ 27.807334][ T36] audit: type=1400 audit(1752283192.920:67): avc: denied { ioctl } for pid=297 comm="syz-executor208" path="/dev/kvm" dev="devtmpfs" ino=13 ioctlcmd=0xae01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:kvm_device_t tclass=chr_file permissive=1 restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 299 attached , child_tidptr=0x55556e6d7650) = 299 [pid 299] set_robust_list(0x55556e6d7660, 24) = 0 [pid 299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] setpgid(0, 0) = 0 [pid 299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] write(3, "1000", 4) = 4 [pid 299] close(3) = 0 executing program [pid 299] write(1, "executing program\n", 18) = 18 [pid 299] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 299] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 299] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 299] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 299] exit_group(0) = ? [ 27.904074][ T299] ------------[ cut here ]------------ [ 27.909562][ T299] WARNING: CPU: 1 PID: 299 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 27.919367][ T299] Modules linked in: [ 27.923301][ T299] CPU: 1 UID: 0 PID: 299 Comm: syz-executor208 Not tainted 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 27.937139][ T299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 27.947243][ T299] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 27.953146][ T299] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 27.972776][ T299] RSP: 0018:ffffc900011dfaa8 EFLAGS: 00010202 [ 27.978880][ T299] RAX: 1ffffd1ffff80dea RBX: ffffc9000120a8e8 RCX: ffffffff816d8c29 [ 27.986976][ T299] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc06f50 [ 27.995025][ T299] RBP: ffffc900011dfb10 R08: ffffe8ffffc06f57 R09: 1ffffd1ffff80dea [ 28.003014][ T299] R10: dffffc0000000000 R11: fffff91ffff80deb R12: dffffc0000000000 [ 28.011019][ T299] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc06f50 [ 28.019039][ T299] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 28.028016][ T299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.034730][ T299] CR2: 0000564059e1f0c0 CR3: 000000012134c000 CR4: 00000000003526b0 [ 28.042711][ T299] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.050718][ T299] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.058746][ T299] Call Trace: [ 28.062029][ T299] [ 28.064985][ T299] kvm_put_kvm+0x1100/0x12b0 [ 28.069602][ T299] ? __cfi_kvm_vm_release+0x10/0x10 [ 28.074845][ T299] kvm_vm_release+0x47/0x70 [ 28.079373][ T299] __fput+0x1fb/0xa00 [ 28.083355][ T299] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 28.088959][ T299] ____fput+0x20/0x30 [ 28.092961][ T299] task_work_run+0x1e3/0x250 [ 28.097587][ T299] ? __cfi_task_work_run+0x10/0x10 [ 28.102715][ T299] ? __kasan_check_write+0x18/0x20 [ 28.107876][ T299] do_exit+0x9b4/0x2630 [ 28.112053][ T299] ? __cfi_do_exit+0x10/0x10 [ 28.116682][ T299] ? __kasan_check_write+0x18/0x20 [ 28.121828][ T299] ? _raw_spin_lock_irq+0x8d/0x120 [ 28.127019][ T299] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 28.132589][ T299] ? zap_other_threads+0x334/0x370 [ 28.137758][ T299] do_group_exit+0x22a/0x300 [ 28.142377][ T299] __x64_sys_exit_group+0x43/0x50 [ 28.147461][ T299] x64_sys_call+0x2ed2/0x2ee0 [ 28.152162][ T299] do_syscall_64+0x58/0xf0 [ 28.156606][ T299] ? clear_bhb_loop+0x50/0xa0 [ 28.161323][ T299] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 28.167251][ T299] RIP: 0033:0x7f5d93401c09 [ 28.171696][ T299] Code: Unable to access opcode bytes at 0x7f5d93401bdf. [ 28.178780][ T299] RSP: 002b:00007fff80673648 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 28.187239][ T299] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5d93401c09 [ 28.195242][ T299] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [pid 299] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=299, si_uid=0, si_status=0, si_utime=0, si_stime=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 300 attached , child_tidptr=0x55556e6d7650) = 300 [pid 300] set_robust_list(0x55556e6d7660, 24) = 0 [pid 300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] setpgid(0, 0) = 0 [pid 300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] write(3, "1000", 4) = 4 [pid 300] close(3executing program ) = 0 [pid 300] write(1, "executing program\n", 18) = 18 [pid 300] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 300] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 300] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 300] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 300] exit_group(0) = ? [ 28.203234][ T299] RBP: 00007f5d9347c2b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 28.211232][ T299] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f5d9347c2b0 [ 28.219259][ T299] R13: 0000000000000000 R14: 00007f5d9347cd00 R15: 00007f5d933d2e60 [ 28.227276][ T299] [ 28.230321][ T299] ---[ end trace 0000000000000000 ]--- [pid 300] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 301 ./strace-static-x86_64: Process 301 attached [pid 301] set_robust_list(0x55556e6d7660, 24) = 0 [pid 301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] setpgid(0, 0) = 0 [pid 301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] write(3, "1000", 4) = 4 [pid 301] close(3) = 0 executing program [pid 301] write(1, "executing program\n", 18) = 18 [pid 301] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 301] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 301] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 301] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 301] exit_group(0) = ? [pid 301] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 302 ./strace-static-x86_64: Process 302 attached [pid 302] set_robust_list(0x55556e6d7660, 24) = 0 [pid 302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] setpgid(0, 0) = 0 [pid 302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] write(3, "1000", 4) = 4 [pid 302] close(3) = 0 [pid 302] write(1, "executing program\n", 18executing program ) = 18 [pid 302] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 302] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 302] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 302] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 302] exit_group(0) = ? [pid 302] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 303 ./strace-static-x86_64: Process 303 attached [pid 303] set_robust_list(0x55556e6d7660, 24) = 0 [pid 303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 303] setpgid(0, 0) = 0 [pid 303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "1000", 4) = 4 [pid 303] close(3) = 0 executing program [pid 303] write(1, "executing program\n", 18) = 18 [pid 303] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 303] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 303] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 303] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 303] exit_group(0) = ? [pid 303] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 304 attached , child_tidptr=0x55556e6d7650) = 304 [pid 304] set_robust_list(0x55556e6d7660, 24) = 0 [pid 304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 304] setpgid(0, 0) = 0 [pid 304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 304] write(3, "1000", 4) = 4 [pid 304] close(3) = 0 executing program [pid 304] write(1, "executing program\n", 18) = 18 [pid 304] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 304] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 304] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 304] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 304] exit_group(0) = ? [pid 304] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 305 ./strace-static-x86_64: Process 305 attached [pid 305] set_robust_list(0x55556e6d7660, 24) = 0 [pid 305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] setpgid(0, 0) = 0 [pid 305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 305] write(3, "1000", 4) = 4 [pid 305] close(3) = 0 [pid 305] write(1, "executing program\n", 18executing program ) = 18 [pid 305] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 305] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 305] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 305] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 305] exit_group(0) = ? [pid 305] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 306 ./strace-static-x86_64: Process 306 attached [pid 306] set_robust_list(0x55556e6d7660, 24) = 0 [pid 306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] setpgid(0, 0) = 0 [pid 306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 306] write(3, "1000", 4) = 4 [pid 306] close(3) = 0 executing program [pid 306] write(1, "executing program\n", 18) = 18 [pid 306] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 306] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 306] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 306] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 306] exit_group(0) = ? [pid 306] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 307 attached , child_tidptr=0x55556e6d7650) = 307 [pid 307] set_robust_list(0x55556e6d7660, 24) = 0 [pid 307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 307] setpgid(0, 0) = 0 [pid 307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 307] write(3, "1000", 4executing program ) = 4 [pid 307] close(3) = 0 [pid 307] write(1, "executing program\n", 18) = 18 [pid 307] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 307] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 307] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 307] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 307] exit_group(0) = ? [pid 307] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 308 ./strace-static-x86_64: Process 308 attached [pid 308] set_robust_list(0x55556e6d7660, 24) = 0 [pid 308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] setpgid(0, 0) = 0 [pid 308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 308] write(3, "1000", 4) = 4 [pid 308] close(3) = 0 executing program [pid 308] write(1, "executing program\n", 18) = 18 [pid 308] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 308] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 308] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 308] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 308] exit_group(0) = ? [pid 308] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 309 ./strace-static-x86_64: Process 309 attached [pid 309] set_robust_list(0x55556e6d7660, 24) = 0 [pid 309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] setpgid(0, 0) = 0 [pid 309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 309] write(3, "1000", 4) = 4 [pid 309] close(3) = 0 executing program [pid 309] write(1, "executing program\n", 18) = 18 [pid 309] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 309] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 309] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 309] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 309] exit_group(0) = ? [pid 309] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 310 ./strace-static-x86_64: Process 310 attached [pid 310] set_robust_list(0x55556e6d7660, 24) = 0 [pid 310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 310] setpgid(0, 0) = 0 [pid 310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 310] write(3, "1000", 4) = 4 [pid 310] close(3executing program ) = 0 [pid 310] write(1, "executing program\n", 18) = 18 [pid 310] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 310] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 310] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 310] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 310] exit_group(0) = ? [pid 310] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 311 ./strace-static-x86_64: Process 311 attached [pid 311] set_robust_list(0x55556e6d7660, 24) = 0 [pid 311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 311] setpgid(0, 0) = 0 [pid 311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 311] write(3, "1000", 4) = 4 [pid 311] close(3) = 0 executing program [pid 311] write(1, "executing program\n", 18) = 18 [pid 311] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 311] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 311] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 311] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 311] exit_group(0) = ? [pid 311] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 312 ./strace-static-x86_64: Process 312 attached [pid 312] set_robust_list(0x55556e6d7660, 24) = 0 [pid 312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 312] setpgid(0, 0) = 0 [pid 312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 312] write(3, "1000", 4) = 4 [pid 312] close(3) = 0 [pid 312] write(1, "executing program\n", 18executing program ) = 18 [pid 312] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 312] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 312] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 312] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 312] exit_group(0) = ? [pid 312] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 313 ./strace-static-x86_64: Process 313 attached [pid 313] set_robust_list(0x55556e6d7660, 24) = 0 [pid 313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 313] setpgid(0, 0) = 0 [pid 313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 313] write(3, "1000", 4) = 4 [pid 313] close(3) = 0 executing program [pid 313] write(1, "executing program\n", 18) = 18 [pid 313] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 313] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 313] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 313] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 313] exit_group(0) = ? [pid 313] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 314 attached , child_tidptr=0x55556e6d7650) = 314 [pid 314] set_robust_list(0x55556e6d7660, 24) = 0 [pid 314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 314] setpgid(0, 0) = 0 [pid 314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 314] write(3, "1000", 4) = 4 [pid 314] close(3) = 0 [pid 314] write(1, "executing program\n", 18executing program ) = 18 [pid 314] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 314] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 314] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 314] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 314] exit_group(0) = ? [pid 314] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 315 attached , child_tidptr=0x55556e6d7650) = 315 [pid 315] set_robust_list(0x55556e6d7660, 24) = 0 [pid 315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 315] setpgid(0, 0) = 0 [pid 315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 315] write(3, "1000", 4) = 4 executing program [pid 315] close(3) = 0 [pid 315] write(1, "executing program\n", 18) = 18 [pid 315] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 315] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 315] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 315] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 315] exit_group(0) = ? [pid 315] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 316 ./strace-static-x86_64: Process 316 attached [pid 316] set_robust_list(0x55556e6d7660, 24) = 0 [pid 316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 316] setpgid(0, 0) = 0 [pid 316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 316] write(3, "1000", 4) = 4 [pid 316] close(3executing program ) = 0 [pid 316] write(1, "executing program\n", 18) = 18 [pid 316] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 316] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 316] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 316] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 316] exit_group(0) = ? [pid 316] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 317 attached , child_tidptr=0x55556e6d7650) = 317 [pid 317] set_robust_list(0x55556e6d7660, 24) = 0 [pid 317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 317] setpgid(0, 0) = 0 [pid 317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 317] write(3, "1000", 4) = 4 [pid 317] close(3) = 0 executing program [pid 317] write(1, "executing program\n", 18) = 18 [pid 317] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 317] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 317] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 317] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 317] exit_group(0) = ? [pid 317] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 318 attached , child_tidptr=0x55556e6d7650) = 318 [pid 318] set_robust_list(0x55556e6d7660, 24) = 0 [pid 318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 318] setpgid(0, 0) = 0 [pid 318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 318] write(3, "1000", 4) = 4 executing program [pid 318] close(3) = 0 [pid 318] write(1, "executing program\n", 18) = 18 [pid 318] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 318] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 318] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 318] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 318] exit_group(0) = ? [pid 318] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 319 attached , child_tidptr=0x55556e6d7650) = 319 [pid 319] set_robust_list(0x55556e6d7660, 24) = 0 [pid 319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 319] setpgid(0, 0) = 0 [pid 319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 319] write(3, "1000", 4) = 4 executing program [pid 319] close(3) = 0 [pid 319] write(1, "executing program\n", 18) = 18 [pid 319] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 319] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 319] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 319] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 319] exit_group(0) = ? [pid 319] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 320 ./strace-static-x86_64: Process 320 attached [pid 320] set_robust_list(0x55556e6d7660, 24) = 0 [pid 320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 320] setpgid(0, 0) = 0 [pid 320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 320] write(3, "1000", 4) = 4 [pid 320] close(3) = 0 executing program [pid 320] write(1, "executing program\n", 18) = 18 [pid 320] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 320] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 320] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 320] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 320] exit_group(0) = ? [pid 320] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 321 ./strace-static-x86_64: Process 321 attached [pid 321] set_robust_list(0x55556e6d7660, 24) = 0 [pid 321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 321] setpgid(0, 0) = 0 [pid 321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 321] write(3, "1000", 4) = 4 [pid 321] close(3) = 0 [pid 321] write(1, "executing program\n", 18executing program ) = 18 [pid 321] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 321] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 321] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 321] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 321] exit_group(0) = ? [pid 321] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 322 ./strace-static-x86_64: Process 322 attached [pid 322] set_robust_list(0x55556e6d7660, 24) = 0 [pid 322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 322] setpgid(0, 0) = 0 [pid 322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 322] write(3, "1000", 4) = 4 [pid 322] close(3) = 0 [pid 322] write(1, "executing program\n", 18executing program ) = 18 [pid 322] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 322] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 322] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 322] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 322] exit_group(0) = ? [pid 322] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 323 ./strace-static-x86_64: Process 323 attached [pid 323] set_robust_list(0x55556e6d7660, 24) = 0 [pid 323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 323] setpgid(0, 0) = 0 [pid 323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 323] write(3, "1000", 4) = 4 [pid 323] close(3) = 0 executing program [pid 323] write(1, "executing program\n", 18) = 18 [pid 323] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 323] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 323] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 323] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 323] exit_group(0) = ? [pid 323] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 324 ./strace-static-x86_64: Process 324 attached [pid 324] set_robust_list(0x55556e6d7660, 24) = 0 [pid 324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 324] setpgid(0, 0) = 0 [pid 324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 324] write(3, "1000", 4) = 4 [pid 324] close(3) = 0 executing program [pid 324] write(1, "executing program\n", 18) = 18 [pid 324] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 324] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 324] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 324] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 324] exit_group(0) = ? [pid 324] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 325 attached , child_tidptr=0x55556e6d7650) = 325 [pid 325] set_robust_list(0x55556e6d7660, 24) = 0 [pid 325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 325] setpgid(0, 0) = 0 [pid 325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 325] write(3, "1000", 4) = 4 [pid 325] close(3) = 0 [pid 325] write(1, "executing program\n", 18executing program ) = 18 [pid 325] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 325] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 325] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 325] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 325] exit_group(0) = ? [pid 325] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 326 ./strace-static-x86_64: Process 326 attached [pid 326] set_robust_list(0x55556e6d7660, 24) = 0 [pid 326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 326] setpgid(0, 0) = 0 [pid 326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 326] write(3, "1000", 4) = 4 [pid 326] close(3) = 0 executing program [pid 326] write(1, "executing program\n", 18) = 18 [pid 326] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 326] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 326] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 326] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 326] exit_group(0) = ? [pid 326] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 327 attached , child_tidptr=0x55556e6d7650) = 327 [pid 327] set_robust_list(0x55556e6d7660, 24) = 0 [pid 327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 327] setpgid(0, 0) = 0 [pid 327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 327] write(3, "1000", 4) = 4 [pid 327] close(3) = 0 executing program [pid 327] write(1, "executing program\n", 18) = 18 [pid 327] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 327] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 327] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 327] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 327] exit_group(0) = ? [pid 327] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 328 ./strace-static-x86_64: Process 328 attached [pid 328] set_robust_list(0x55556e6d7660, 24) = 0 [pid 328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 328] setpgid(0, 0) = 0 [pid 328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 328] write(3, "1000", 4) = 4 [pid 328] close(3) = 0 executing program [pid 328] write(1, "executing program\n", 18) = 18 [pid 328] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 328] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 328] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 328] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 328] exit_group(0) = ? [pid 328] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 329 attached , child_tidptr=0x55556e6d7650) = 329 [pid 329] set_robust_list(0x55556e6d7660, 24) = 0 [pid 329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 329] setpgid(0, 0) = 0 [pid 329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 329] write(3, "1000", 4) = 4 [pid 329] close(3executing program ) = 0 [pid 329] write(1, "executing program\n", 18) = 18 [pid 329] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 329] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 329] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 329] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 329] exit_group(0) = ? [pid 329] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 330 ./strace-static-x86_64: Process 330 attached [pid 330] set_robust_list(0x55556e6d7660, 24) = 0 [pid 330] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 330] setpgid(0, 0) = 0 [pid 330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 330] write(3, "1000", 4) = 4 [pid 330] close(3) = 0 executing program [pid 330] write(1, "executing program\n", 18) = 18 [pid 330] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 330] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 330] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 330] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 330] exit_group(0) = ? [pid 330] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 331 ./strace-static-x86_64: Process 331 attached [pid 331] set_robust_list(0x55556e6d7660, 24) = 0 [pid 331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 331] setpgid(0, 0) = 0 [pid 331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 331] write(3, "1000", 4) = 4 [pid 331] close(3) = 0 executing program [pid 331] write(1, "executing program\n", 18) = 18 [pid 331] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 331] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 331] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 331] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 331] exit_group(0) = ? [pid 331] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 332 ./strace-static-x86_64: Process 332 attached [pid 332] set_robust_list(0x55556e6d7660, 24) = 0 [pid 332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 332] setpgid(0, 0) = 0 [pid 332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 332] write(3, "1000", 4) = 4 [pid 332] close(3) = 0 executing program [pid 332] write(1, "executing program\n", 18) = 18 [pid 332] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 332] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 332] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 332] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 332] exit_group(0) = ? [pid 332] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 333 ./strace-static-x86_64: Process 333 attached [pid 333] set_robust_list(0x55556e6d7660, 24) = 0 [pid 333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 333] setpgid(0, 0) = 0 [pid 333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 333] write(3, "1000", 4) = 4 [pid 333] close(3) = 0 executing program [pid 333] write(1, "executing program\n", 18) = 18 [pid 333] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 333] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 333] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 333] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 333] exit_group(0) = ? [pid 333] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 334 ./strace-static-x86_64: Process 334 attached [pid 334] set_robust_list(0x55556e6d7660, 24) = 0 [pid 334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 334] setpgid(0, 0) = 0 [pid 334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 334] write(3, "1000", 4) = 4 [pid 334] close(3) = 0 executing program [pid 334] write(1, "executing program\n", 18) = 18 [pid 334] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 334] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 334] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 334] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 334] exit_group(0) = ? [pid 334] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 335 attached , child_tidptr=0x55556e6d7650) = 335 [pid 335] set_robust_list(0x55556e6d7660, 24) = 0 [pid 335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 335] setpgid(0, 0) = 0 [pid 335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 335] write(3, "1000", 4) = 4 [pid 335] close(3) = 0 executing program [pid 335] write(1, "executing program\n", 18) = 18 [pid 335] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 335] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 335] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 335] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 335] exit_group(0) = ? [pid 335] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 336 ./strace-static-x86_64: Process 336 attached [pid 336] set_robust_list(0x55556e6d7660, 24) = 0 [pid 336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 336] setpgid(0, 0) = 0 [pid 336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 336] write(3, "1000", 4) = 4 [pid 336] close(3) = 0 executing program [pid 336] write(1, "executing program\n", 18) = 18 [pid 336] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 336] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 336] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 336] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 336] exit_group(0) = ? [pid 336] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 337 attached , child_tidptr=0x55556e6d7650) = 337 [pid 337] set_robust_list(0x55556e6d7660, 24) = 0 [pid 337] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 337] setpgid(0, 0) = 0 [pid 337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 337] write(3, "1000", 4) = 4 [pid 337] close(3) = 0 executing program [pid 337] write(1, "executing program\n", 18) = 18 [pid 337] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 337] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 337] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 337] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 337] exit_group(0) = ? [pid 337] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 338 ./strace-static-x86_64: Process 338 attached [pid 338] set_robust_list(0x55556e6d7660, 24) = 0 [pid 338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 338] setpgid(0, 0) = 0 [pid 338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 338] write(3, "1000", 4) = 4 [pid 338] close(3executing program ) = 0 [pid 338] write(1, "executing program\n", 18) = 18 [pid 338] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 338] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 338] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 338] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 338] exit_group(0) = ? [pid 338] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 339 attached , child_tidptr=0x55556e6d7650) = 339 [pid 339] set_robust_list(0x55556e6d7660, 24) = 0 [pid 339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 339] setpgid(0, 0) = 0 [pid 339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 339] write(3, "1000", 4) = 4 [pid 339] close(3executing program ) = 0 [pid 339] write(1, "executing program\n", 18) = 18 [pid 339] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 339] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 339] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 339] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 339] exit_group(0) = ? [pid 339] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 340 attached , child_tidptr=0x55556e6d7650) = 340 [pid 340] set_robust_list(0x55556e6d7660, 24) = 0 [pid 340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 340] setpgid(0, 0) = 0 [pid 340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 340] write(3, "1000", 4) = 4 [pid 340] close(3) = 0 executing program [pid 340] write(1, "executing program\n", 18) = 18 [pid 340] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 340] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 340] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 340] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 340] exit_group(0) = ? [pid 340] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 341 ./strace-static-x86_64: Process 341 attached [pid 341] set_robust_list(0x55556e6d7660, 24) = 0 [pid 341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 341] setpgid(0, 0) = 0 [pid 341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 341] write(3, "1000", 4) = 4 [pid 341] close(3) = 0 executing program [pid 341] write(1, "executing program\n", 18) = 18 [pid 341] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 341] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 341] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 341] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 341] exit_group(0) = ? [pid 341] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 342 attached , child_tidptr=0x55556e6d7650) = 342 [pid 342] set_robust_list(0x55556e6d7660, 24) = 0 [pid 342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 342] setpgid(0, 0) = 0 [pid 342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 342] write(3, "1000", 4) = 4 [pid 342] close(3) = 0 executing program [pid 342] write(1, "executing program\n", 18) = 18 [pid 342] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 342] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 342] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 342] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 342] exit_group(0) = ? [pid 342] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 343 ./strace-static-x86_64: Process 343 attached [pid 343] set_robust_list(0x55556e6d7660, 24) = 0 [pid 343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 343] setpgid(0, 0) = 0 [pid 343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 343] write(3, "1000", 4) = 4 [pid 343] close(3) = 0 executing program [pid 343] write(1, "executing program\n", 18) = 18 [pid 343] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 343] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 343] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 343] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 343] exit_group(0) = ? [pid 343] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 344 attached , child_tidptr=0x55556e6d7650) = 344 [pid 344] set_robust_list(0x55556e6d7660, 24) = 0 [pid 344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 344] setpgid(0, 0) = 0 [pid 344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 344] write(3, "1000", 4) = 4 [pid 344] close(3) = 0 executing program [pid 344] write(1, "executing program\n", 18) = 18 [pid 344] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 344] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 344] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 344] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 344] exit_group(0) = ? [pid 344] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 345 attached , child_tidptr=0x55556e6d7650) = 345 [pid 345] set_robust_list(0x55556e6d7660, 24) = 0 [pid 345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 345] setpgid(0, 0) = 0 [pid 345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 345] write(3, "1000", 4) = 4 [pid 345] close(3) = 0 [pid 345] write(1, "executing program\n", 18executing program ) = 18 [pid 345] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 345] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 345] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 345] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 345] exit_group(0) = ? [pid 345] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 346 attached , child_tidptr=0x55556e6d7650) = 346 [pid 346] set_robust_list(0x55556e6d7660, 24) = 0 [pid 346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 346] setpgid(0, 0) = 0 [pid 346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 346] write(3, "1000", 4) = 4 [pid 346] close(3) = 0 [pid 346] write(1, "executing program\n", 18executing program ) = 18 [pid 346] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 346] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 346] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 346] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 346] exit_group(0) = ? [pid 346] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 347 attached , child_tidptr=0x55556e6d7650) = 347 [pid 347] set_robust_list(0x55556e6d7660, 24) = 0 [pid 347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 347] setpgid(0, 0) = 0 [pid 347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 347] write(3, "1000", 4) = 4 [pid 347] close(3) = 0 executing program [pid 347] write(1, "executing program\n", 18) = 18 [pid 347] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 347] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 347] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 347] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 347] exit_group(0) = ? [pid 347] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 348 ./strace-static-x86_64: Process 348 attached [pid 348] set_robust_list(0x55556e6d7660, 24) = 0 [pid 348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 348] setpgid(0, 0) = 0 [pid 348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 348] write(3, "1000", 4) = 4 [pid 348] close(3) = 0 executing program [pid 348] write(1, "executing program\n", 18) = 18 [pid 348] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 348] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 348] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 348] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 348] exit_group(0) = ? [pid 348] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 349 ./strace-static-x86_64: Process 349 attached [pid 349] set_robust_list(0x55556e6d7660, 24) = 0 [pid 349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 349] setpgid(0, 0) = 0 [pid 349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 349] write(3, "1000", 4) = 4 [pid 349] close(3) = 0 [pid 349] write(1, "executing program\n", 18executing program ) = 18 [pid 349] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 349] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 349] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 349] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 349] exit_group(0) = ? [pid 349] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 350 attached , child_tidptr=0x55556e6d7650) = 350 [pid 350] set_robust_list(0x55556e6d7660, 24) = 0 [pid 350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 350] setpgid(0, 0) = 0 [pid 350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 350] write(3, "1000", 4) = 4 [pid 350] close(3) = 0 executing program [pid 350] write(1, "executing program\n", 18) = 18 [pid 350] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 350] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 350] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 350] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 350] exit_group(0) = ? [pid 350] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 351 ./strace-static-x86_64: Process 351 attached [pid 351] set_robust_list(0x55556e6d7660, 24) = 0 [pid 351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 351] setpgid(0, 0) = 0 [pid 351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 351] write(3, "1000", 4) = 4 [pid 351] close(3) = 0 [pid 351] write(1, "executing program\n", 18executing program ) = 18 [pid 351] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 351] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 351] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 351] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 351] exit_group(0) = ? [pid 351] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 352 ./strace-static-x86_64: Process 352 attached [pid 352] set_robust_list(0x55556e6d7660, 24) = 0 [pid 352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 352] setpgid(0, 0) = 0 [pid 352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 352] write(3, "1000", 4) = 4 executing program [pid 352] close(3) = 0 [pid 352] write(1, "executing program\n", 18) = 18 [pid 352] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 352] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 352] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 352] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 352] exit_group(0) = ? [pid 352] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 353 ./strace-static-x86_64: Process 353 attached [pid 353] set_robust_list(0x55556e6d7660, 24) = 0 [pid 353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 353] setpgid(0, 0) = 0 [pid 353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 353] write(3, "1000", 4) = 4 [pid 353] close(3) = 0 [pid 353] write(1, "executing program\n", 18executing program ) = 18 [pid 353] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 353] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 353] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 353] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 353] exit_group(0) = ? [pid 353] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 354 attached , child_tidptr=0x55556e6d7650) = 354 [pid 354] set_robust_list(0x55556e6d7660, 24) = 0 [pid 354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 354] setpgid(0, 0) = 0 [pid 354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 354] write(3, "1000", 4) = 4 [pid 354] close(3) = 0 executing program [pid 354] write(1, "executing program\n", 18) = 18 [pid 354] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 354] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 354] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 354] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 354] exit_group(0) = ? [pid 354] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 355 ./strace-static-x86_64: Process 355 attached [pid 355] set_robust_list(0x55556e6d7660, 24) = 0 [pid 355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 355] setpgid(0, 0) = 0 [pid 355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 355] write(3, "1000", 4) = 4 [pid 355] close(3) = 0 executing program [pid 355] write(1, "executing program\n", 18) = 18 [pid 355] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 355] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 355] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 355] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 355] exit_group(0) = ? [pid 355] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 356 ./strace-static-x86_64: Process 356 attached [pid 356] set_robust_list(0x55556e6d7660, 24) = 0 [pid 356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 356] setpgid(0, 0) = 0 [pid 356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 356] write(3, "1000", 4) = 4 [pid 356] close(3) = 0 executing program [pid 356] write(1, "executing program\n", 18) = 18 [pid 356] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 356] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 356] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 356] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 356] exit_group(0) = ? [pid 356] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 357 ./strace-static-x86_64: Process 357 attached [pid 357] set_robust_list(0x55556e6d7660, 24) = 0 [pid 357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 357] setpgid(0, 0) = 0 [pid 357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 357] write(3, "1000", 4) = 4 [pid 357] close(3) = 0 [pid 357] write(1, "executing program\n", 18executing program ) = 18 [pid 357] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 357] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 357] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 357] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 357] exit_group(0) = ? [ 31.924099][ T357] ------------[ cut here ]------------ [ 31.929584][ T357] WARNING: CPU: 1 PID: 357 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 31.939358][ T357] Modules linked in: [ 31.943270][ T357] CPU: 1 UID: 0 PID: 357 Comm: syz-executor208 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 31.958590][ T357] Tainted: [W]=WARN [ 31.962409][ T357] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 31.972503][ T357] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 31.978497][ T357] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 31.998199][ T357] RSP: 0018:ffffc90001237aa8 EFLAGS: 00010202 [ 32.004346][ T357] RAX: 1ffffd1ffff80e1a RBX: ffffc900014ac8e8 RCX: ffffffff816d8c29 [ 32.012321][ T357] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc070d0 [ 32.020329][ T357] RBP: ffffc90001237b10 R08: ffffe8ffffc070d7 R09: 1ffffd1ffff80e1a [ 32.028356][ T357] R10: dffffc0000000000 R11: fffff91ffff80e1b R12: dffffc0000000000 [ 32.036359][ T357] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc070d0 [ 32.044375][ T357] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 32.053306][ T357] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.059921][ T357] CR2: 00007f5d9347d110 CR3: 000000012134c000 CR4: 00000000003526b0 [ 32.067931][ T357] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 32.075939][ T357] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 32.083948][ T357] Call Trace: [ 32.087225][ T357] [ 32.090159][ T357] kvm_put_kvm+0x1100/0x12b0 [ 32.094792][ T357] ? __cfi_kvm_vm_release+0x10/0x10 [ 32.100016][ T357] kvm_vm_release+0x47/0x70 [ 32.104576][ T357] __fput+0x1fb/0xa00 [ 32.108579][ T357] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 32.114170][ T357] ____fput+0x20/0x30 [ 32.118183][ T357] task_work_run+0x1e3/0x250 [ 32.122771][ T357] ? __cfi_task_work_run+0x10/0x10 [ 32.127917][ T357] ? __kasan_check_write+0x18/0x20 [ 32.133057][ T357] do_exit+0x9b4/0x2630 [ 32.137270][ T357] ? __cfi_do_exit+0x10/0x10 [ 32.141881][ T357] ? __kasan_check_write+0x18/0x20 [ 32.147031][ T357] ? _raw_spin_lock_irq+0x8d/0x120 [ 32.152159][ T357] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 32.157759][ T357] ? zap_other_threads+0x334/0x370 [ 32.162892][ T357] do_group_exit+0x22a/0x300 [ 32.167512][ T357] __x64_sys_exit_group+0x43/0x50 [ 32.172554][ T357] x64_sys_call+0x2ed2/0x2ee0 [ 32.177270][ T357] do_syscall_64+0x58/0xf0 [ 32.181703][ T357] ? clear_bhb_loop+0x50/0xa0 [ 32.186426][ T357] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 32.192339][ T357] RIP: 0033:0x7f5d93401c09 [ 32.196775][ T357] Code: Unable to access opcode bytes at 0x7f5d93401bdf. [ 32.203828][ T357] RSP: 002b:00007fff80673648 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 32.212268][ T357] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5d93401c09 [pid 357] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=357, si_uid=0, si_status=0, si_utime=0, si_stime=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 358 ./strace-static-x86_64: Process 358 attached [pid 358] set_robust_list(0x55556e6d7660, 24) = 0 [pid 358] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 358] setpgid(0, 0) = 0 [pid 358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 358] write(3, "1000", 4) = 4 [pid 358] close(3) = 0 executing program [pid 358] write(1, "executing program\n", 18) = 18 [pid 358] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 358] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 358] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 358] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 358] exit_group(0) = ? [ 32.220278][ T357] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 32.228316][ T357] RBP: 00007f5d9347c2b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 32.236330][ T357] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f5d9347c2b0 [ 32.244343][ T357] R13: 0000000000000000 R14: 00007f5d9347cd00 R15: 00007f5d933d2e60 [ 32.252348][ T357] [ 32.255390][ T357] ---[ end trace 0000000000000000 ]--- [pid 358] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 359 attached , child_tidptr=0x55556e6d7650) = 359 [pid 359] set_robust_list(0x55556e6d7660, 24) = 0 [pid 359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 359] setpgid(0, 0) = 0 [pid 359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 359] write(3, "1000", 4) = 4 [pid 359] close(3executing program ) = 0 [pid 359] write(1, "executing program\n", 18) = 18 [pid 359] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 359] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 359] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 359] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 359] exit_group(0) = ? [pid 359] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 360 ./strace-static-x86_64: Process 360 attached [pid 360] set_robust_list(0x55556e6d7660, 24) = 0 [pid 360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 360] setpgid(0, 0) = 0 [pid 360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 360] write(3, "1000", 4) = 4 [pid 360] close(3) = 0 executing program [pid 360] write(1, "executing program\n", 18) = 18 [pid 360] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 360] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 360] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 360] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 360] exit_group(0) = ? [pid 360] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 361 ./strace-static-x86_64: Process 361 attached [pid 361] set_robust_list(0x55556e6d7660, 24) = 0 [pid 361] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 361] setpgid(0, 0) = 0 [pid 361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 361] write(3, "1000", 4) = 4 [pid 361] close(3) = 0 [pid 361] write(1, "executing program\n", 18executing program ) = 18 [pid 361] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 361] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 361] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 361] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 361] exit_group(0) = ? [pid 361] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 362 ./strace-static-x86_64: Process 362 attached [pid 362] set_robust_list(0x55556e6d7660, 24) = 0 [pid 362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 362] setpgid(0, 0) = 0 [pid 362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 362] write(3, "1000", 4) = 4 [pid 362] close(3) = 0 executing program [pid 362] write(1, "executing program\n", 18) = 18 [pid 362] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 362] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 362] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 362] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 362] exit_group(0) = ? [pid 362] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 363 ./strace-static-x86_64: Process 363 attached [pid 363] set_robust_list(0x55556e6d7660, 24) = 0 [pid 363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 363] setpgid(0, 0) = 0 [pid 363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 363] write(3, "1000", 4) = 4 [pid 363] close(3) = 0 executing program [pid 363] write(1, "executing program\n", 18) = 18 [pid 363] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 363] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 363] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 363] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 363] exit_group(0) = ? [ 32.624082][ T363] ------------[ cut here ]------------ [ 32.629595][ T363] WARNING: CPU: 0 PID: 363 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 32.639412][ T363] Modules linked in: [ 32.643325][ T363] CPU: 0 UID: 0 PID: 363 Comm: syz-executor208 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 32.658758][ T363] Tainted: [W]=WARN [ 32.662578][ T363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 32.672668][ T363] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 32.678658][ T363] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 32.698419][ T363] RSP: 0018:ffffc90001217aa8 EFLAGS: 00010202 [ 32.704534][ T363] RAX: 1ffffd1ffff80e4a RBX: ffffc900014ee8e8 RCX: ffffffff816d8c29 [ 32.712511][ T363] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07250 [ 32.720517][ T363] RBP: ffffc90001217b10 R08: ffffe8ffffc07257 R09: 1ffffd1ffff80e4a [ 32.728550][ T363] R10: dffffc0000000000 R11: fffff91ffff80e4b R12: dffffc0000000000 [ 32.736576][ T363] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07250 [ 32.744590][ T363] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 32.753554][ T363] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.760156][ T363] CR2: 00007f5d9347d110 CR3: 000000012d9aa000 CR4: 00000000003526b0 [ 32.768159][ T363] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 32.776173][ T363] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 32.784183][ T363] Call Trace: [ 32.787471][ T363] [ 32.790402][ T363] kvm_put_kvm+0x1100/0x12b0 [ 32.795028][ T363] ? __cfi_kvm_vm_release+0x10/0x10 [ 32.800248][ T363] kvm_vm_release+0x47/0x70 [ 32.804784][ T363] __fput+0x1fb/0xa00 [ 32.808777][ T363] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 32.814360][ T363] ____fput+0x20/0x30 [ 32.818361][ T363] task_work_run+0x1e3/0x250 [ 32.822950][ T363] ? __cfi_task_work_run+0x10/0x10 [ 32.828089][ T363] ? __kasan_check_write+0x18/0x20 [ 32.833221][ T363] do_exit+0x9b4/0x2630 [ 32.837407][ T363] ? __cfi_do_exit+0x10/0x10 [ 32.842015][ T363] ? __kasan_check_write+0x18/0x20 [ 32.847153][ T363] ? _raw_spin_lock_irq+0x8d/0x120 [ 32.852283][ T363] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 32.857891][ T363] ? zap_other_threads+0x334/0x370 [ 32.863018][ T363] do_group_exit+0x22a/0x300 [ 32.867633][ T363] __x64_sys_exit_group+0x43/0x50 [ 32.872673][ T363] x64_sys_call+0x2ed2/0x2ee0 [ 32.877386][ T363] do_syscall_64+0x58/0xf0 [ 32.881813][ T363] ? clear_bhb_loop+0x50/0xa0 [ 32.886523][ T363] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 32.892435][ T363] RIP: 0033:0x7f5d93401c09 [ 32.896876][ T363] Code: Unable to access opcode bytes at 0x7f5d93401bdf. [ 32.903917][ T363] RSP: 002b:00007fff80673648 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 32.912328][ T363] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5d93401c09 [pid 363] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=363, si_uid=0, si_status=0, si_utime=0, si_stime=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 364 ./strace-static-x86_64: Process 364 attached [pid 364] set_robust_list(0x55556e6d7660, 24) = 0 [pid 364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 364] setpgid(0, 0) = 0 [pid 364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 364] write(3, "1000", 4) = 4 [pid 364] close(3) = 0 [pid 364] write(1, "executing program\n", 18executing program ) = 18 [pid 364] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 364] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 364] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 364] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 364] exit_group(0) = ? [ 32.920360][ T363] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 32.928398][ T363] RBP: 00007f5d9347c2b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 32.936433][ T363] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f5d9347c2b0 [ 32.944442][ T363] R13: 0000000000000000 R14: 00007f5d9347cd00 R15: 00007f5d933d2e60 [ 32.952426][ T363] [ 32.955474][ T363] ---[ end trace 0000000000000000 ]--- [pid 364] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 365 ./strace-static-x86_64: Process 365 attached [pid 365] set_robust_list(0x55556e6d7660, 24) = 0 [pid 365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 365] setpgid(0, 0) = 0 [pid 365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 365] write(3, "1000", 4) = 4 [pid 365] close(3) = 0 executing program [pid 365] write(1, "executing program\n", 18) = 18 [pid 365] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 365] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 365] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 365] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 365] exit_group(0) = ? [pid 365] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 366 ./strace-static-x86_64: Process 366 attached [pid 366] set_robust_list(0x55556e6d7660, 24) = 0 [pid 366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 366] setpgid(0, 0) = 0 [pid 366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 366] write(3, "1000", 4) = 4 [pid 366] close(3executing program ) = 0 [pid 366] write(1, "executing program\n", 18) = 18 [pid 366] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 366] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 366] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 366] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 366] exit_group(0) = ? [pid 366] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 367 ./strace-static-x86_64: Process 367 attached [pid 367] set_robust_list(0x55556e6d7660, 24) = 0 [pid 367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 367] setpgid(0, 0) = 0 [pid 367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 367] write(3, "1000", 4) = 4 [pid 367] close(3) = 0 [pid 367] write(1, "executing program\n", 18) = 18 [pid 367] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 367] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 367] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 367] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 367] exit_group(0) = ? [pid 367] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 368 attached , child_tidptr=0x55556e6d7650) = 368 [pid 368] set_robust_list(0x55556e6d7660, 24) = 0 [pid 368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 368] setpgid(0, 0) = 0 [pid 368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 368] write(3, "1000", 4) = 4 [pid 368] close(3) = 0 executing program [pid 368] write(1, "executing program\n", 18) = 18 [pid 368] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 368] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 368] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 368] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 368] exit_group(0) = ? [pid 368] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 369 ./strace-static-x86_64: Process 369 attached [pid 369] set_robust_list(0x55556e6d7660, 24) = 0 [pid 369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 369] setpgid(0, 0) = 0 [pid 369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 369] write(3, "1000", 4) = 4 [pid 369] close(3) = 0 executing program [pid 369] write(1, "executing program\n", 18) = 18 [pid 369] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 369] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 369] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 369] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 369] exit_group(0) = ? [pid 369] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 370 ./strace-static-x86_64: Process 370 attached [pid 370] set_robust_list(0x55556e6d7660, 24) = 0 [pid 370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 370] setpgid(0, 0) = 0 [pid 370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 370] write(3, "1000", 4) = 4 [pid 370] close(3) = 0 [pid 370] write(1, "executing program\n", 18executing program ) = 18 [pid 370] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 370] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 370] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 370] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 370] exit_group(0) = ? [pid 370] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 371 ./strace-static-x86_64: Process 371 attached [pid 371] set_robust_list(0x55556e6d7660, 24) = 0 [pid 371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 371] setpgid(0, 0) = 0 [pid 371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 371] write(3, "1000", 4executing program ) = 4 [pid 371] close(3) = 0 [pid 371] write(1, "executing program\n", 18) = 18 [pid 371] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 371] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 371] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 371] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 371] exit_group(0) = ? [pid 371] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 372 attached , child_tidptr=0x55556e6d7650) = 372 [pid 372] set_robust_list(0x55556e6d7660, 24) = 0 [pid 372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 372] setpgid(0, 0) = 0 [pid 372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 372] write(3, "1000", 4) = 4 [pid 372] close(3) = 0 [pid 372] write(1, "executing program\n", 18executing program ) = 18 [pid 372] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 372] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 372] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 372] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 372] exit_group(0) = ? [pid 372] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 373 ./strace-static-x86_64: Process 373 attached [pid 373] set_robust_list(0x55556e6d7660, 24) = 0 [pid 373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 373] setpgid(0, 0) = 0 [pid 373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 373] write(3, "1000", 4) = 4 [pid 373] close(3) = 0 executing program [pid 373] write(1, "executing program\n", 18) = 18 [pid 373] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 373] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 373] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 373] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 373] exit_group(0) = ? [pid 373] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 374 ./strace-static-x86_64: Process 374 attached [pid 374] set_robust_list(0x55556e6d7660, 24) = 0 [pid 374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 374] setpgid(0, 0) = 0 [pid 374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 374] write(3, "1000", 4) = 4 executing program [pid 374] close(3) = 0 [pid 374] write(1, "executing program\n", 18) = 18 [pid 374] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 374] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 374] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 374] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 374] exit_group(0) = ? [pid 374] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 375 ./strace-static-x86_64: Process 375 attached [pid 375] set_robust_list(0x55556e6d7660, 24) = 0 [pid 375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 375] setpgid(0, 0) = 0 [pid 375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 375] write(3, "1000", 4) = 4 [pid 375] close(3) = 0 [pid 375] write(1, "executing program\n", 18executing program ) = 18 [pid 375] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 375] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 375] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 375] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 375] exit_group(0) = ? [ 33.784068][ T375] ------------[ cut here ]------------ [ 33.789553][ T375] WARNING: CPU: 0 PID: 375 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 33.799331][ T375] Modules linked in: [ 33.803245][ T375] CPU: 0 UID: 0 PID: 375 Comm: syz-executor208 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 33.818576][ T375] Tainted: [W]=WARN [ 33.822389][ T375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 33.832469][ T375] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 33.838533][ T375] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 33.858224][ T375] RSP: 0018:ffffc90001217aa8 EFLAGS: 00010202 [ 33.864374][ T375] RAX: 1ffffd1ffff80e7a RBX: ffffc900015728e8 RCX: ffffffff816d8c29 [ 33.872346][ T375] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc073d0 [ 33.880355][ T375] RBP: ffffc90001217b10 R08: ffffe8ffffc073d7 R09: 1ffffd1ffff80e7a [ 33.888365][ T375] R10: dffffc0000000000 R11: fffff91ffff80e7b R12: dffffc0000000000 [ 33.896375][ T375] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc073d0 [ 33.904381][ T375] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 33.913310][ T375] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.919919][ T375] CR2: 00007f5d9347d110 CR3: 000000012134c000 CR4: 00000000003526b0 [ 33.927931][ T375] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.935934][ T375] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.943948][ T375] Call Trace: [ 33.947229][ T375] [ 33.950179][ T375] kvm_put_kvm+0x1100/0x12b0 [ 33.954814][ T375] ? __cfi_kvm_vm_release+0x10/0x10 [ 33.960045][ T375] kvm_vm_release+0x47/0x70 [ 33.964579][ T375] __fput+0x1fb/0xa00 [ 33.968575][ T375] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 33.974153][ T375] ____fput+0x20/0x30 [ 33.978149][ T375] task_work_run+0x1e3/0x250 [ 33.982740][ T375] ? __cfi_task_work_run+0x10/0x10 [ 33.987915][ T375] ? __kasan_check_write+0x18/0x20 [ 33.993047][ T375] do_exit+0x9b4/0x2630 [ 33.997320][ T375] ? __cfi_do_exit+0x10/0x10 [ 34.001928][ T375] ? __kasan_check_write+0x18/0x20 [ 34.007423][ T375] ? _raw_spin_lock_irq+0x8d/0x120 [ 34.012553][ T375] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 34.018127][ T375] ? zap_other_threads+0x334/0x370 [ 34.023278][ T375] do_group_exit+0x22a/0x300 [ 34.027898][ T375] __x64_sys_exit_group+0x43/0x50 [ 34.032938][ T375] x64_sys_call+0x2ed2/0x2ee0 [ 34.037663][ T375] do_syscall_64+0x58/0xf0 [ 34.042116][ T375] ? clear_bhb_loop+0x50/0xa0 [ 34.046846][ T375] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 34.052756][ T375] RIP: 0033:0x7f5d93401c09 [ 34.057189][ T375] Code: Unable to access opcode bytes at 0x7f5d93401bdf. [ 34.064251][ T375] RSP: 002b:00007fff80673648 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 34.072672][ T375] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5d93401c09 [pid 375] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=375, si_uid=0, si_status=0, si_utime=0, si_stime=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 376 ./strace-static-x86_64: Process 376 attached [pid 376] set_robust_list(0x55556e6d7660, 24) = 0 [pid 376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 376] setpgid(0, 0) = 0 [pid 376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 376] write(3, "1000", 4) = 4 [pid 376] close(3) = 0 executing program [pid 376] write(1, "executing program\n", 18) = 18 [pid 376] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 376] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 376] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 376] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 376] exit_group(0) = ? [ 34.080671][ T375] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 34.088675][ T375] RBP: 00007f5d9347c2b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 34.096670][ T375] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f5d9347c2b0 [ 34.104676][ T375] R13: 0000000000000000 R14: 00007f5d9347cd00 R15: 00007f5d933d2e60 [ 34.112739][ T375] [ 34.115805][ T375] ---[ end trace 0000000000000000 ]--- [pid 376] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 377 ./strace-static-x86_64: Process 377 attached [pid 377] set_robust_list(0x55556e6d7660, 24) = 0 [pid 377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 377] setpgid(0, 0) = 0 [pid 377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 377] write(3, "1000", 4) = 4 [pid 377] close(3) = 0 [pid 377] write(1, "executing program\n", 18executing program ) = 18 [pid 377] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 377] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 377] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 377] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 377] exit_group(0) = ? [pid 377] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 378 attached , child_tidptr=0x55556e6d7650) = 378 [pid 378] set_robust_list(0x55556e6d7660, 24) = 0 [pid 378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 378] setpgid(0, 0) = 0 [pid 378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 378] write(3, "1000", 4) = 4 [pid 378] close(3) = 0 executing program [pid 378] write(1, "executing program\n", 18) = 18 [pid 378] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 378] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 378] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 378] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 378] exit_group(0) = ? [pid 378] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 379 ./strace-static-x86_64: Process 379 attached [pid 379] set_robust_list(0x55556e6d7660, 24) = 0 [pid 379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 379] setpgid(0, 0) = 0 [pid 379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 379] write(3, "1000", 4) = 4 [pid 379] close(3) = 0 [pid 379] write(1, "executing program\n", 18executing program ) = 18 [pid 379] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 379] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 379] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 379] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 379] exit_group(0) = ? [pid 379] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 380 attached , child_tidptr=0x55556e6d7650) = 380 [pid 380] set_robust_list(0x55556e6d7660, 24) = 0 [pid 380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 380] setpgid(0, 0) = 0 [pid 380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 380] write(3, "1000", 4) = 4 [pid 380] close(3) = 0 executing program [pid 380] write(1, "executing program\n", 18) = 18 [pid 380] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 380] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 380] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 380] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 380] exit_group(0) = ? [pid 380] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 381 ./strace-static-x86_64: Process 381 attached [pid 381] set_robust_list(0x55556e6d7660, 24) = 0 [pid 381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 381] setpgid(0, 0) = 0 [pid 381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 381] write(3, "1000", 4) = 4 [pid 381] close(3) = 0 [pid 381] write(1, "executing program\n", 18executing program ) = 18 [pid 381] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 381] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 381] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 381] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 381] exit_group(0) = ? [pid 381] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 382 ./strace-static-x86_64: Process 382 attached [pid 382] set_robust_list(0x55556e6d7660, 24) = 0 [pid 382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 382] setpgid(0, 0) = 0 [pid 382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 382] write(3, "1000", 4) = 4 [pid 382] close(3) = 0 [pid 382] write(1, "executing program\n", 18executing program ) = 18 [pid 382] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 382] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 382] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 382] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 382] exit_group(0) = ? [pid 382] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 383 attached , child_tidptr=0x55556e6d7650) = 383 [pid 383] set_robust_list(0x55556e6d7660, 24) = 0 [pid 383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 383] setpgid(0, 0) = 0 [pid 383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 383] write(3, "1000", 4) = 4 [pid 383] close(3) = 0 executing program [pid 383] write(1, "executing program\n", 18) = 18 [pid 383] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 383] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 383] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 383] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 383] exit_group(0) = ? [pid 383] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 384 attached , child_tidptr=0x55556e6d7650) = 384 [pid 384] set_robust_list(0x55556e6d7660, 24) = 0 [pid 384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 384] setpgid(0, 0) = 0 [pid 384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 384] write(3, "1000", 4) = 4 [pid 384] close(3) = 0 executing program [pid 384] write(1, "executing program\n", 18) = 18 [pid 384] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 384] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 384] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 384] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 384] exit_group(0) = ? [pid 384] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 385 ./strace-static-x86_64: Process 385 attached [pid 385] set_robust_list(0x55556e6d7660, 24) = 0 [pid 385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 385] setpgid(0, 0) = 0 [pid 385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 385] write(3, "1000", 4) = 4 [pid 385] close(3) = 0 executing program [pid 385] write(1, "executing program\n", 18) = 18 [pid 385] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 385] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 385] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 385] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 385] exit_group(0) = ? [pid 385] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 386 ./strace-static-x86_64: Process 386 attached [pid 386] set_robust_list(0x55556e6d7660, 24) = 0 [pid 386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 386] setpgid(0, 0) = 0 [pid 386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 386] write(3, "1000", 4) = 4 [pid 386] close(3) = 0 executing program [pid 386] write(1, "executing program\n", 18) = 18 [pid 386] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 386] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 386] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 386] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 386] exit_group(0) = ? [pid 386] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 387 ./strace-static-x86_64: Process 387 attached [pid 387] set_robust_list(0x55556e6d7660, 24) = 0 [pid 387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 387] setpgid(0, 0) = 0 [pid 387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 387] write(3, "1000", 4) = 4 [pid 387] close(3) = 0 [pid 387] write(1, "executing program\n", 18executing program ) = 18 [pid 387] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 387] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 387] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 387] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 387] exit_group(0) = ? [ 34.914114][ T387] ------------[ cut here ]------------ [ 34.919631][ T387] WARNING: CPU: 0 PID: 387 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 34.929441][ T387] Modules linked in: [ 34.933356][ T387] CPU: 0 UID: 0 PID: 387 Comm: syz-executor208 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 34.948682][ T387] Tainted: [W]=WARN [ 34.952501][ T387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 34.962695][ T387] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 34.968747][ T387] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 34.988406][ T387] RSP: 0018:ffffc9000124faa8 EFLAGS: 00010202 [ 34.994515][ T387] RAX: 1ffffd1ffff80eaa RBX: ffffc900015f68e8 RCX: ffffffff816d8c29 [ 35.002489][ T387] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07550 [ 35.010492][ T387] RBP: ffffc9000124fb10 R08: ffffe8ffffc07557 R09: 1ffffd1ffff80eaa [ 35.019025][ T387] R10: dffffc0000000000 R11: fffff91ffff80eab R12: dffffc0000000000 [ 35.027053][ T387] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07550 [ 35.035068][ T387] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 35.044821][ T387] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.051438][ T387] CR2: 00007f5d9347d110 CR3: 000000012d9aa000 CR4: 00000000003526b0 [ 35.059492][ T387] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 35.067520][ T387] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 35.075531][ T387] Call Trace: [ 35.078822][ T387] [ 35.081752][ T387] kvm_put_kvm+0x1100/0x12b0 [ 35.086394][ T387] ? __cfi_kvm_vm_release+0x10/0x10 [ 35.091622][ T387] kvm_vm_release+0x47/0x70 [ 35.096173][ T387] __fput+0x1fb/0xa00 [ 35.100173][ T387] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 35.105769][ T387] ____fput+0x20/0x30 [ 35.109769][ T387] task_work_run+0x1e3/0x250 [ 35.114395][ T387] ? __cfi_task_work_run+0x10/0x10 [ 35.119525][ T387] ? __kasan_check_write+0x18/0x20 [ 35.124695][ T387] do_exit+0x9b4/0x2630 [ 35.128888][ T387] ? __cfi_do_exit+0x10/0x10 [ 35.133528][ T387] ? __kasan_check_write+0x18/0x20 [ 35.138688][ T387] ? _raw_spin_lock_irq+0x8d/0x120 [ 35.143848][ T387] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 35.149428][ T387] ? zap_other_threads+0x334/0x370 [ 35.154620][ T387] do_group_exit+0x22a/0x300 [ 35.159276][ T387] __x64_sys_exit_group+0x43/0x50 [ 35.164386][ T387] x64_sys_call+0x2ed2/0x2ee0 [ 35.169094][ T387] do_syscall_64+0x58/0xf0 [ 35.173575][ T387] ? clear_bhb_loop+0x50/0xa0 [ 35.178280][ T387] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 35.184234][ T387] RIP: 0033:0x7f5d93401c09 [ 35.188663][ T387] Code: Unable to access opcode bytes at 0x7f5d93401bdf. [ 35.195705][ T387] RSP: 002b:00007fff80673648 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 35.204182][ T387] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5d93401c09 [pid 387] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=387, si_uid=0, si_status=0, si_utime=0, si_stime=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 388 ./strace-static-x86_64: Process 388 attached [pid 388] set_robust_list(0x55556e6d7660, 24) = 0 [pid 388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 388] setpgid(0, 0) = 0 [pid 388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 388] write(3, "1000", 4) = 4 [pid 388] close(3) = 0 executing program [pid 388] write(1, "executing program\n", 18) = 18 [pid 388] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 388] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 388] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 388] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 388] exit_group(0) = ? [ 35.212179][ T387] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 35.220191][ T387] RBP: 00007f5d9347c2b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 35.228211][ T387] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f5d9347c2b0 [ 35.236245][ T387] R13: 0000000000000000 R14: 00007f5d9347cd00 R15: 00007f5d933d2e60 [ 35.244273][ T387] [ 35.247307][ T387] ---[ end trace 0000000000000000 ]--- [pid 388] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 389 attached , child_tidptr=0x55556e6d7650) = 389 [pid 389] set_robust_list(0x55556e6d7660, 24) = 0 [pid 389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 389] setpgid(0, 0) = 0 [pid 389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 389] write(3, "1000", 4) = 4 [pid 389] close(3) = 0 executing program [pid 389] write(1, "executing program\n", 18) = 18 [pid 389] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 389] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 389] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 389] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 389] exit_group(0) = ? [pid 389] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 390 ./strace-static-x86_64: Process 390 attached [pid 390] set_robust_list(0x55556e6d7660, 24) = 0 [pid 390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 390] setpgid(0, 0) = 0 [pid 390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 390] write(3, "1000", 4) = 4 [pid 390] close(3) = 0 [pid 390] write(1, "executing program\n", 18executing program ) = 18 [pid 390] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 390] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 390] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 390] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 390] exit_group(0) = ? [pid 390] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 391 ./strace-static-x86_64: Process 391 attached [pid 391] set_robust_list(0x55556e6d7660, 24) = 0 [pid 391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 391] setpgid(0, 0) = 0 [pid 391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 391] write(3, "1000", 4) = 4 [pid 391] close(3) = 0 [pid 391] write(1, "executing program\n", 18executing program ) = 18 [pid 391] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 391] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 391] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 391] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 391] exit_group(0) = ? [pid 391] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 392 ./strace-static-x86_64: Process 392 attached [pid 392] set_robust_list(0x55556e6d7660, 24) = 0 [pid 392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 392] setpgid(0, 0) = 0 [pid 392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 392] write(3, "1000", 4) = 4 [pid 392] close(3) = 0 [pid 392] write(1, "executing program\n", 18executing program ) = 18 [pid 392] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 392] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 392] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 392] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 392] exit_group(0) = ? [pid 392] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 393 ./strace-static-x86_64: Process 393 attached [pid 393] set_robust_list(0x55556e6d7660, 24) = 0 [pid 393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 393] setpgid(0, 0) = 0 [pid 393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 393] write(3, "1000", 4executing program ) = 4 [pid 393] close(3) = 0 [pid 393] write(1, "executing program\n", 18) = 18 [pid 393] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 393] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 393] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 393] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 393] exit_group(0) = ? [pid 393] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 394 attached , child_tidptr=0x55556e6d7650) = 394 [pid 394] set_robust_list(0x55556e6d7660, 24) = 0 [pid 394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 394] setpgid(0, 0) = 0 [pid 394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 394] write(3, "1000", 4) = 4 [pid 394] close(3) = 0 executing program [pid 394] write(1, "executing program\n", 18) = 18 [pid 394] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 394] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 394] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 394] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 394] exit_group(0) = ? [pid 394] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 395 ./strace-static-x86_64: Process 395 attached [pid 395] set_robust_list(0x55556e6d7660, 24) = 0 [pid 395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 395] setpgid(0, 0) = 0 [pid 395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 395] write(3, "1000", 4) = 4 [pid 395] close(3executing program ) = 0 [pid 395] write(1, "executing program\n", 18) = 18 [pid 395] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 395] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 395] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 395] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 395] exit_group(0) = ? [pid 395] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 396 attached , child_tidptr=0x55556e6d7650) = 396 [pid 396] set_robust_list(0x55556e6d7660, 24) = 0 [pid 396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 396] setpgid(0, 0) = 0 [pid 396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 396] write(3, "1000", 4) = 4 [pid 396] close(3) = 0 executing program [pid 396] write(1, "executing program\n", 18) = 18 [pid 396] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 396] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 396] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 396] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 396] exit_group(0) = ? [ 35.834202][ T396] ------------[ cut here ]------------ [ 35.839687][ T396] WARNING: CPU: 1 PID: 396 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 35.849453][ T396] Modules linked in: [ 35.853366][ T396] CPU: 1 UID: 0 PID: 396 Comm: syz-executor208 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 35.868811][ T396] Tainted: [W]=WARN [ 35.872621][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 35.882707][ T396] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 35.888654][ T396] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 35.908340][ T396] RSP: 0018:ffffc90001237aa8 EFLAGS: 00010202 [ 35.914456][ T396] RAX: 1ffffd1ffff80eda RBX: ffffc900016598e8 RCX: ffffffff816d8c29 [ 35.922429][ T396] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc076d0 [ 35.930518][ T396] RBP: ffffc90001237b10 R08: ffffe8ffffc076d7 R09: 1ffffd1ffff80eda [ 35.938629][ T396] R10: dffffc0000000000 R11: fffff91ffff80edb R12: dffffc0000000000 [ 35.946651][ T396] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc076d0 [ 35.954666][ T396] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 35.963727][ T396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.970329][ T396] CR2: 0000200000000140 CR3: 000000012134c000 CR4: 00000000003526b0 [ 35.978348][ T396] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 35.986369][ T396] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 35.994468][ T396] Call Trace: [ 35.997757][ T396] [ 36.000689][ T396] kvm_put_kvm+0x1100/0x12b0 [ 36.005344][ T396] ? __cfi_kvm_vm_release+0x10/0x10 [ 36.010579][ T396] kvm_vm_release+0x47/0x70 [ 36.015159][ T396] __fput+0x1fb/0xa00 [ 36.019163][ T396] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.024754][ T396] ____fput+0x20/0x30 [ 36.028754][ T396] task_work_run+0x1e3/0x250 [ 36.033341][ T396] ? __cfi_task_work_run+0x10/0x10 [ 36.038485][ T396] ? __kasan_check_write+0x18/0x20 [ 36.043639][ T396] do_exit+0x9b4/0x2630 [ 36.047796][ T396] ? __cfi_do_exit+0x10/0x10 [ 36.052381][ T396] ? __kasan_check_write+0x18/0x20 [ 36.057516][ T396] ? _raw_spin_lock_irq+0x8d/0x120 [ 36.062658][ T396] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.068237][ T396] ? zap_other_threads+0x334/0x370 [ 36.073382][ T396] do_group_exit+0x22a/0x300 [ 36.078038][ T396] __x64_sys_exit_group+0x43/0x50 [ 36.083105][ T396] x64_sys_call+0x2ed2/0x2ee0 [ 36.087846][ T396] do_syscall_64+0x58/0xf0 [ 36.092284][ T396] ? clear_bhb_loop+0x50/0xa0 [ 36.097001][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.102915][ T396] RIP: 0033:0x7f5d93401c09 [ 36.107353][ T396] Code: Unable to access opcode bytes at 0x7f5d93401bdf. [ 36.114403][ T396] RSP: 002b:00007fff80673648 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 36.123251][ T396] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5d93401c09 [pid 396] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=396, si_uid=0, si_status=0, si_utime=0, si_stime=32} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 397 ./strace-static-x86_64: Process 397 attached [pid 397] set_robust_list(0x55556e6d7660, 24) = 0 [pid 397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 397] setpgid(0, 0) = 0 [pid 397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 397] write(3, "1000", 4) = 4 [pid 397] close(3) = 0 executing program [pid 397] write(1, "executing program\n", 18) = 18 [pid 397] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 397] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 397] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 397] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 397] exit_group(0) = ? [ 36.131279][ T396] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 36.139302][ T396] RBP: 00007f5d9347c2b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 36.147308][ T396] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f5d9347c2b0 [ 36.155319][ T396] R13: 0000000000000000 R14: 00007f5d9347cd00 R15: 00007f5d933d2e60 [ 36.163323][ T396] [ 36.166388][ T396] ---[ end trace 0000000000000000 ]--- [pid 397] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 398 attached , child_tidptr=0x55556e6d7650) = 398 [pid 398] set_robust_list(0x55556e6d7660, 24) = 0 [pid 398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 398] setpgid(0, 0) = 0 [pid 398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 398] write(3, "1000", 4) = 4 [pid 398] close(3) = 0 executing program [pid 398] write(1, "executing program\n", 18) = 18 [pid 398] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 398] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 398] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 398] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 398] exit_group(0) = ? [pid 398] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 399 attached , child_tidptr=0x55556e6d7650) = 399 [pid 399] set_robust_list(0x55556e6d7660, 24) = 0 [pid 399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 399] setpgid(0, 0) = 0 [pid 399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 399] write(3, "1000", 4) = 4 [pid 399] close(3) = 0 [pid 399] write(1, "executing program\n", 18executing program ) = 18 [pid 399] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 399] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 399] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 399] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 399] exit_group(0) = ? [pid 399] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 400 ./strace-static-x86_64: Process 400 attached [pid 400] set_robust_list(0x55556e6d7660, 24) = 0 [pid 400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 400] setpgid(0, 0) = 0 [pid 400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 400] write(3, "1000", 4) = 4 [pid 400] close(3executing program ) = 0 [pid 400] write(1, "executing program\n", 18) = 18 [pid 400] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 400] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 400] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 400] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 400] exit_group(0) = ? [pid 400] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 401 ./strace-static-x86_64: Process 401 attached [pid 401] set_robust_list(0x55556e6d7660, 24) = 0 [pid 401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 401] setpgid(0, 0) = 0 [pid 401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 401] write(3, "1000", 4) = 4 [pid 401] close(3) = 0 executing program [pid 401] write(1, "executing program\n", 18) = 18 [pid 401] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 401] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 401] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 401] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 401] exit_group(0) = ? [pid 401] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 402 attached , child_tidptr=0x55556e6d7650) = 402 [pid 402] set_robust_list(0x55556e6d7660, 24) = 0 [pid 402] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 402] setpgid(0, 0) = 0 [pid 402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 402] write(3, "1000", 4) = 4 [pid 402] close(3) = 0 executing program [pid 402] write(1, "executing program\n", 18) = 18 [pid 402] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 402] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 402] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 402] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 402] exit_group(0) = ? [pid 402] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 403 attached , child_tidptr=0x55556e6d7650) = 403 [pid 403] set_robust_list(0x55556e6d7660, 24) = 0 [pid 403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 403] setpgid(0, 0) = 0 [pid 403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 403] write(3, "1000", 4) = 4 [pid 403] close(3executing program ) = 0 [pid 403] write(1, "executing program\n", 18) = 18 [pid 403] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 403] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 403] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 403] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 403] exit_group(0) = ? [pid 403] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 404 ./strace-static-x86_64: Process 404 attached [pid 404] set_robust_list(0x55556e6d7660, 24) = 0 [pid 404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 404] setpgid(0, 0) = 0 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 404] write(3, "1000", 4) = 4 executing program [pid 404] close(3) = 0 [pid 404] write(1, "executing program\n", 18) = 18 [pid 404] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 404] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 404] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 404] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 404] exit_group(0) = ? [pid 404] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 405 attached , child_tidptr=0x55556e6d7650) = 405 [pid 405] set_robust_list(0x55556e6d7660, 24) = 0 [pid 405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 405] setpgid(0, 0) = 0 [pid 405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 405] write(3, "1000", 4) = 4 [pid 405] close(3) = 0 executing program [pid 405] write(1, "executing program\n", 18) = 18 [pid 405] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 405] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 405] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 405] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 405] exit_group(0) = ? [pid 405] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 406 ./strace-static-x86_64: Process 406 attached [pid 406] set_robust_list(0x55556e6d7660, 24) = 0 [pid 406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 406] setpgid(0, 0) = 0 [pid 406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 406] write(3, "1000", 4) = 4 [pid 406] close(3) = 0 executing program [pid 406] write(1, "executing program\n", 18) = 18 [pid 406] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 406] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 406] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 406] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 406] exit_group(0) = ? [pid 406] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 407 ./strace-static-x86_64: Process 407 attached [pid 407] set_robust_list(0x55556e6d7660, 24) = 0 [pid 407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 407] setpgid(0, 0) = 0 [pid 407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 407] write(3, "1000", 4) = 4 [pid 407] close(3) = 0 executing program [pid 407] write(1, "executing program\n", 18) = 18 [pid 407] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 407] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 407] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 407] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 407] exit_group(0) = ? [pid 407] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 408 ./strace-static-x86_64: Process 408 attached [pid 408] set_robust_list(0x55556e6d7660, 24) = 0 [pid 408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 408] setpgid(0, 0) = 0 [pid 408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 408] write(3, "1000", 4) = 4 [pid 408] close(3) = 0 executing program [pid 408] write(1, "executing program\n", 18) = 18 [pid 408] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 408] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 408] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 408] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 408] exit_group(0) = ? [pid 408] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 409 ./strace-static-x86_64: Process 409 attached [pid 409] set_robust_list(0x55556e6d7660, 24) = 0 [pid 409] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 409] setpgid(0, 0) = 0 [pid 409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 409] write(3, "1000", 4executing program ) = 4 [pid 409] close(3) = 0 [pid 409] write(1, "executing program\n", 18) = 18 [pid 409] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 409] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 409] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 409] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 409] exit_group(0) = ? [pid 409] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 410 ./strace-static-x86_64: Process 410 attached [pid 410] set_robust_list(0x55556e6d7660, 24) = 0 [pid 410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 410] setpgid(0, 0) = 0 [pid 410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 410] write(3, "1000", 4) = 4 [pid 410] close(3) = 0 executing program [pid 410] write(1, "executing program\n", 18) = 18 [pid 410] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 410] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 410] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 410] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 410] exit_group(0) = ? [pid 410] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 411 attached , child_tidptr=0x55556e6d7650) = 411 [pid 411] set_robust_list(0x55556e6d7660, 24) = 0 [pid 411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 411] setpgid(0, 0) = 0 [pid 411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 411] write(3, "1000", 4) = 4 [pid 411] close(3) = 0 [pid 411] write(1, "executing program\n", 18executing program ) = 18 [pid 411] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 411] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 411] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 411] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 411] exit_group(0) = ? [pid 411] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 412 attached , child_tidptr=0x55556e6d7650) = 412 [pid 412] set_robust_list(0x55556e6d7660, 24) = 0 [pid 412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 412] setpgid(0, 0) = 0 [pid 412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 412] write(3, "1000", 4executing program ) = 4 [pid 412] close(3) = 0 [pid 412] write(1, "executing program\n", 18) = 18 [pid 412] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 412] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 412] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 412] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 412] exit_group(0) = ? [ 37.104079][ T412] ------------[ cut here ]------------ [ 37.109596][ T412] WARNING: CPU: 0 PID: 412 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 37.119364][ T412] Modules linked in: [ 37.123275][ T412] CPU: 0 UID: 0 PID: 412 Comm: syz-executor208 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 37.138596][ T412] Tainted: [W]=WARN [ 37.142417][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 37.152550][ T412] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 37.158502][ T412] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 37.178710][ T412] RSP: 0018:ffffc9000124faa8 EFLAGS: 00010202 [ 37.184832][ T412] RAX: 1ffffd1ffff80f0a RBX: ffffc900017188e8 RCX: ffffffff816d8c29 [ 37.192850][ T412] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07850 [ 37.200864][ T412] RBP: ffffc9000124fb10 R08: ffffe8ffffc07857 R09: 1ffffd1ffff80f0a [ 37.208925][ T412] R10: dffffc0000000000 R11: fffff91ffff80f0b R12: dffffc0000000000 [ 37.216950][ T412] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07850 [ 37.225008][ T412] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 37.233997][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.240607][ T412] CR2: 00007f5d9347d110 CR3: 000000012134c000 CR4: 00000000003526b0 [ 37.248632][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.256660][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.264679][ T412] Call Trace: [ 37.267984][ T412] [ 37.270922][ T412] kvm_put_kvm+0x1100/0x12b0 [ 37.275567][ T412] ? __cfi_kvm_vm_release+0x10/0x10 [ 37.280795][ T412] kvm_vm_release+0x47/0x70 [ 37.285344][ T412] __fput+0x1fb/0xa00 [ 37.289344][ T412] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 37.294971][ T412] ____fput+0x20/0x30 [ 37.298968][ T412] task_work_run+0x1e3/0x250 [ 37.303598][ T412] ? __cfi_task_work_run+0x10/0x10 [ 37.308728][ T412] ? __kasan_check_write+0x18/0x20 [ 37.313875][ T412] do_exit+0x9b4/0x2630 [ 37.318082][ T412] ? __cfi_do_exit+0x10/0x10 [ 37.322681][ T412] ? __kasan_check_write+0x18/0x20 [ 37.327844][ T412] ? _raw_spin_lock_irq+0x8d/0x120 [ 37.332994][ T412] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 37.338687][ T412] ? zap_other_threads+0x334/0x370 [ 37.343862][ T412] do_group_exit+0x22a/0x300 [ 37.348497][ T412] __x64_sys_exit_group+0x43/0x50 [ 37.353582][ T412] x64_sys_call+0x2ed2/0x2ee0 [ 37.358298][ T412] do_syscall_64+0x58/0xf0 [ 37.362807][ T412] ? clear_bhb_loop+0x50/0xa0 [ 37.367542][ T412] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.373665][ T412] RIP: 0033:0x7f5d93401c09 [ 37.378095][ T412] Code: Unable to access opcode bytes at 0x7f5d93401bdf. [ 37.385169][ T412] RSP: 002b:00007fff80673648 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 37.393725][ T412] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5d93401c09 [pid 412] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=412, si_uid=0, si_status=0, si_utime=0, si_stime=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 413 ./strace-static-x86_64: Process 413 attached [pid 413] set_robust_list(0x55556e6d7660, 24) = 0 [pid 413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 413] setpgid(0, 0) = 0 [pid 413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 413] write(3, "1000", 4) = 4 [pid 413] close(3) = 0 executing program [pid 413] write(1, "executing program\n", 18) = 18 [pid 413] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 413] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 413] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 413] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 413] exit_group(0) = ? [ 37.401717][ T412] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 37.409723][ T412] RBP: 00007f5d9347c2b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 37.417746][ T412] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f5d9347c2b0 [ 37.425755][ T412] R13: 0000000000000000 R14: 00007f5d9347cd00 R15: 00007f5d933d2e60 [ 37.433807][ T412] [ 37.436849][ T412] ---[ end trace 0000000000000000 ]--- [pid 413] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 414 ./strace-static-x86_64: Process 414 attached [pid 414] set_robust_list(0x55556e6d7660, 24) = 0 [pid 414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 414] setpgid(0, 0) = 0 [pid 414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 414] write(3, "1000", 4) = 4 [pid 414] close(3) = 0 executing program [pid 414] write(1, "executing program\n", 18) = 18 [pid 414] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 414] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 414] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 414] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 414] exit_group(0) = ? [ 37.524067][ T414] ------------[ cut here ]------------ [ 37.529573][ T414] WARNING: CPU: 0 PID: 414 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 37.539424][ T414] Modules linked in: [ 37.543332][ T414] CPU: 0 UID: 0 PID: 414 Comm: syz-executor208 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 37.558646][ T414] Tainted: [W]=WARN [ 37.562457][ T414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 37.572539][ T414] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 37.578480][ T414] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 37.598146][ T414] RSP: 0018:ffffc9000124faa8 EFLAGS: 00010202 [ 37.604286][ T414] RAX: 1ffffd1ffff80f3a RBX: ffffc9000172e8e8 RCX: ffffffff816d8c29 [ 37.612978][ T414] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc079d0 [ 37.620989][ T414] RBP: ffffc9000124fb10 R08: ffffe8ffffc079d7 R09: 1ffffd1ffff80f3a [ 37.629021][ T414] R10: dffffc0000000000 R11: fffff91ffff80f3b R12: dffffc0000000000 [ 37.637034][ T414] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc079d0 [ 37.645049][ T414] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 37.654035][ T414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.660637][ T414] CR2: 0000200000000140 CR3: 000000012134c000 CR4: 00000000003526b0 [ 37.668642][ T414] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.676652][ T414] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.684834][ T414] Call Trace: [ 37.688120][ T414] [ 37.691046][ T414] kvm_put_kvm+0x1100/0x12b0 [ 37.695667][ T414] ? __cfi_kvm_vm_release+0x10/0x10 [ 37.700883][ T414] kvm_vm_release+0x47/0x70 [ 37.705423][ T414] __fput+0x1fb/0xa00 [ 37.709419][ T414] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 37.715013][ T414] ____fput+0x20/0x30 [ 37.719030][ T414] task_work_run+0x1e3/0x250 [ 37.723665][ T414] ? __cfi_task_work_run+0x10/0x10 [ 37.728795][ T414] ? __kasan_check_write+0x18/0x20 [ 37.733948][ T414] do_exit+0x9b4/0x2630 [ 37.738122][ T414] ? __cfi_do_exit+0x10/0x10 [ 37.742727][ T414] ? __kasan_check_write+0x18/0x20 [ 37.747870][ T414] ? _raw_spin_lock_irq+0x8d/0x120 [ 37.753014][ T414] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 37.758595][ T414] ? zap_other_threads+0x334/0x370 [ 37.763748][ T414] do_group_exit+0x22a/0x300 [ 37.768353][ T414] __x64_sys_exit_group+0x43/0x50 [ 37.773372][ T414] x64_sys_call+0x2ed2/0x2ee0 [ 37.778099][ T414] do_syscall_64+0x58/0xf0 [ 37.782527][ T414] ? clear_bhb_loop+0x50/0xa0 [ 37.787239][ T414] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.793162][ T414] RIP: 0033:0x7f5d93401c09 [ 37.797606][ T414] Code: Unable to access opcode bytes at 0x7f5d93401bdf. [ 37.804662][ T414] RSP: 002b:00007fff80673648 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 37.813084][ T414] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5d93401c09 [pid 414] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=414, si_uid=0, si_status=0, si_utime=0, si_stime=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556e6d7650) = 415 ./strace-static-x86_64: Process 415 attached [pid 415] set_robust_list(0x55556e6d7660, 24) = 0 [pid 415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 415] setpgid(0, 0) = 0 [pid 415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 415] write(3, "1000", 4) = 4 [pid 415] close(3) = 0 executing program [pid 415] write(1, "executing program\n", 18) = 18 [pid 415] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 415] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 415] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 415] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 415] exit_group(0) = ? [ 37.821079][ T414] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 37.829090][ T414] RBP: 00007f5d9347c2b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 37.837107][ T414] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f5d9347c2b0 [ 37.845121][ T414] R13: 0000000000000000 R14: 00007f5d9347cd00 R15: 00007f5d933d2e60 [ 37.853105][ T414] [ 37.856147][ T414] ---[ end trace 0000000000000000 ]--- [pid 415] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 416 attached , child_tidptr=0x55556e6d7650) = 416 [pid 416] set_robust_list(0x55556e6d7660, 24) = 0 [pid 416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 416] setpgid(0, 0) = 0 [pid 416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 416] write(3, "1000", 4) = 4 [pid 416] close(3) = 0 [pid 416] write(1, "executing program\n", 18executing program ) = 18 [pid 416] openat(AT_FDCWD, "/dev/kvm", O_RDONLY|O_NONBLOCK|FASYNC) = 3 [pid 416] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 416] eventfd2(5, EFD_SEMAPHORE) = 5 [pid 416] ioctl(4, KVM_IOEVENTFD, 0x200000000180) = 0 [pid 416] exit_group(0) = ?