./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3717597541 <...> Warning: Permanently added '10.128.0.99' (ED25519) to the list of known hosts. execve("./syz-executor3717597541", ["./syz-executor3717597541"], 0x7ffc356d62b0 /* 10 vars */) = 0 brk(NULL) = 0x55557309a000 brk(0x55557309ae00) = 0x55557309ae00 arch_prctl(ARCH_SET_FS, 0x55557309a480) = 0 set_tid_address(0x55557309a750) = 296 set_robust_list(0x55557309a760, 24) = 0 rseq(0x55557309ada0, 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-executor3717597541", 4096) = 28 getrandom("\x5e\x9c\x84\x92\x59\xe6\xa1\x55", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55557309ae00 brk(0x5555730bbe00) = 0x5555730bbe00 brk(0x5555730bc000) = 0x5555730bc000 mprotect(0x7f9bc36f9000, 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 rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGSEGV, {sa_handler=0x7f9bc36548f0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f9bc365bf00}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f9bc36548f0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f9bc365bf00}, NULL, 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557309a750) = 297 ./strace-static-x86_64: Process 297 attached [pid 297] set_robust_list(0x55557309a760, 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 executing program [pid 297] close(3) = 0 [pid 297] write(1, "executing program\n", 18) = 18 [pid 297] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [ 24.600345][ T36] audit: type=1400 audit(1754596583.640:64): avc: denied { execmem } for pid=296 comm="syz-executor371" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 24.605752][ 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] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 297] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 297] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 297] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 297] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 297] exit_group(0) = ? [ 24.620258][ T36] audit: type=1400 audit(1754596583.640:65): avc: denied { read } for pid=297 comm="syz-executor371" 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 [ 24.660032][ T36] audit: type=1400 audit(1754596583.640:66): avc: denied { open } for pid=297 comm="syz-executor371" 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} --- 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=0x55557309a750) = 299 [pid 299] set_robust_list(0x55557309a760, 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 [pid 299] write(1, "executing program\n", 18executing program ) = 18 [pid 299] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 299] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 299] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 299] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 299] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 299] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 299] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 299] exit_group(0) = ? [ 24.683509][ T36] audit: type=1400 audit(1754596583.640:67): avc: denied { ioctl } for pid=297 comm="syz-executor371" 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 [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=0} --- 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=0x55557309a750) = 300 [pid 300] set_robust_list(0x55557309a760, 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(3) = 0 [pid 300] write(1, "executing program\n", 18executing program ) = 18 [pid 300] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 300] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 300] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 300] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 300] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 300] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 300] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 300] exit_group(0) = ? [ 24.829824][ T300] ------------[ cut here ]------------ [ 24.835323][ T300] WARNING: CPU: 0 PID: 300 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 24.845105][ T300] Modules linked in: [ 24.849043][ T300] CPU: 0 UID: 0 PID: 300 Comm: syz-executor371 Not tainted 6.12.38-syzkaller-ge5a17398e40d #0 cff9d6c8e1f79ff946f02ca62e3ab2973be10fb4 [ 24.862906][ T300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 24.873136][ T300] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 24.879068][ T300] Code: 00 48 8b 5d a0 74 08 48 89 df e8 42 45 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 24.898746][ T300] RSP: 0018:ffffc9000126faa8 EFLAGS: 00010202 [ 24.904890][ T300] RAX: 1ffffd1ffff80df2 RBX: ffffc900012958e8 RCX: ffffffff816daf99 [ 24.912913][ T300] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc06f90 [ 24.920968][ T300] RBP: ffffc9000126fb10 R08: ffffe8ffffc06f97 R09: 1ffffd1ffff80df2 [ 24.928969][ T300] R10: dffffc0000000000 R11: fffff91ffff80df3 R12: dffffc0000000000 [ 24.937016][ T300] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc06f90 [ 24.945057][ T300] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 24.954576][ T300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.961414][ T300] CR2: 00007f9bc36fd0d0 CR3: 0000000104316000 CR4: 00000000003526b0 [ 24.969460][ T300] Call Trace: [ 24.972801][ T300] [ 24.975749][ T300] kvm_put_kvm+0x1100/0x12b0 [ 24.980404][ T300] ? __cfi_kvm_vm_release+0x10/0x10 [ 24.985640][ T300] kvm_vm_release+0x47/0x70 [ 24.990232][ T300] __fput+0x1fb/0xa00 [ 24.994238][ T300] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 24.999836][ T300] ____fput+0x20/0x30 [ 25.003843][ T300] task_work_run+0x1e0/0x250 [ 25.008470][ T300] ? __cfi_task_work_run+0x10/0x10 [ 25.013624][ T300] ? __kasan_check_write+0x18/0x20 [ 25.018800][ T300] do_exit+0x9bc/0x2630 [ 25.023026][ T300] ? __cfi_do_exit+0x10/0x10 [ 25.027652][ T300] ? __kasan_check_write+0x18/0x20 [ 25.032947][ T300] ? _raw_spin_lock_irq+0x8d/0x120 [ 25.038104][ T300] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 25.043733][ T300] ? zap_other_threads+0x334/0x370 [ 25.048868][ T300] do_group_exit+0x22a/0x300 [ 25.053502][ T300] __x64_sys_exit_group+0x43/0x50 [ 25.058586][ T300] x64_sys_call+0x2ed2/0x2ee0 [ 25.063304][ T300] do_syscall_64+0x58/0xf0 [ 25.067752][ T300] ? clear_bhb_loop+0x50/0xa0 [ 25.072504][ T300] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 25.078443][ T300] RIP: 0033:0x7f9bc36842c9 [ 25.083006][ T300] Code: Unable to access opcode bytes at 0x7f9bc368429f. [ 25.090076][ T300] RSP: 002b:00007ffe16dc3c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 25.098516][ T300] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bc36842c9 [ 25.106535][ T300] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 25.114556][ T300] RBP: 00007f9bc36ff2b0 R08: ffffffffffffffb8 R09: 00007ffe16dc3c7c [ 25.122574][ T300] R10: 00007ffe16dc3c60 R11: 0000000000000246 R12: 00007f9bc36ff2b0 [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=29} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557309a750) = 301 ./strace-static-x86_64: Process 301 attached [pid 301] set_robust_list(0x55557309a760, 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 [pid 301] write(1, "executing program\n", 18executing program ) = 18 [pid 301] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 301] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 301] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 301] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 301] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 301] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 301] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 301] exit_group(0) = ? [ 25.130617][ T300] R13: 0000000000000000 R14: 00007f9bc36ffd00 R15: 00007f9bc3655000 [ 25.138662][ T300] [ 25.141754][ T300] ---[ end trace 0000000000000000 ]--- [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=0x55557309a750) = 302 ./strace-static-x86_64: Process 302 attached [pid 302] set_robust_list(0x55557309a760, 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", 4executing program ) = 4 [pid 302] close(3) = 0 [pid 302] write(1, "executing program\n", 18) = 18 [pid 302] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 302] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 302] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 302] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 302] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 302] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 302] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 303 ./strace-static-x86_64: Process 303 attached [pid 303] set_robust_list(0x55557309a760, 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) = 3 [pid 303] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 303] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 303] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 303] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 303] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 303] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 303] exit_group(0) = ? [ 25.309850][ T303] ------------[ cut here ]------------ [ 25.315354][ T303] WARNING: CPU: 0 PID: 303 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 25.325177][ T303] Modules linked in: [ 25.329096][ T303] CPU: 0 UID: 0 PID: 303 Comm: syz-executor371 Tainted: G W 6.12.38-syzkaller-ge5a17398e40d #0 cff9d6c8e1f79ff946f02ca62e3ab2973be10fb4 [ 25.344499][ T303] Tainted: [W]=WARN [ 25.348308][ T303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 25.358397][ T303] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 25.364403][ T303] Code: 00 48 8b 5d a0 74 08 48 89 df e8 42 45 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 25.384070][ T303] RSP: 0018:ffffc9000126faa8 EFLAGS: 00010202 [ 25.390198][ T303] RAX: 1ffffd1ffff80e22 RBX: ffffc900012b68e8 RCX: ffffffff816daf99 [ 25.398184][ T303] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07110 [ 25.406206][ T303] RBP: ffffc9000126fb10 R08: ffffe8ffffc07117 R09: 1ffffd1ffff80e22 [ 25.414227][ T303] R10: dffffc0000000000 R11: fffff91ffff80e23 R12: dffffc0000000000 [ 25.422246][ T303] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07110 [ 25.430299][ T303] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 25.439369][ T303] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.446018][ T303] CR2: 000055f0dc088430 CR3: 000000010431a000 CR4: 00000000003526b0 [ 25.454036][ T303] Call Trace: [ 25.457337][ T303] [ 25.460301][ T303] kvm_put_kvm+0x1100/0x12b0 [ 25.464934][ T303] ? __cfi_kvm_vm_release+0x10/0x10 [ 25.470200][ T303] kvm_vm_release+0x47/0x70 [ 25.474758][ T303] __fput+0x1fb/0xa00 [ 25.478745][ T303] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 25.484335][ T303] ____fput+0x20/0x30 [ 25.488362][ T303] task_work_run+0x1e0/0x250 [ 25.492991][ T303] ? __cfi_task_work_run+0x10/0x10 [ 25.498142][ T303] ? __kasan_check_write+0x18/0x20 [ 25.503325][ T303] do_exit+0x9bc/0x2630 [ 25.507548][ T303] ? __cfi_do_exit+0x10/0x10 [ 25.512217][ T303] ? __kasan_check_write+0x18/0x20 [ 25.517366][ T303] ? _raw_spin_lock_irq+0x8d/0x120 [ 25.522522][ T303] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 25.528108][ T303] ? zap_other_threads+0x334/0x370 [ 25.533288][ T303] do_group_exit+0x22a/0x300 [ 25.537911][ T303] __x64_sys_exit_group+0x43/0x50 [ 25.543140][ T303] x64_sys_call+0x2ed2/0x2ee0 [ 25.547870][ T303] do_syscall_64+0x58/0xf0 [ 25.552370][ T303] ? clear_bhb_loop+0x50/0xa0 [ 25.557077][ T303] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 25.563026][ T303] RIP: 0033:0x7f9bc36842c9 [ 25.567573][ T303] Code: Unable to access opcode bytes at 0x7f9bc368429f. [ 25.574644][ T303] RSP: 002b:00007ffe16dc3c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 25.583209][ T303] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bc36842c9 [ 25.591230][ T303] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 25.599249][ T303] RBP: 00007f9bc36ff2b0 R08: ffffffffffffffb8 R09: 00007ffe16dc3c7c [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=31} --- 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=0x55557309a750) = 304 [pid 304] set_robust_list(0x55557309a760, 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) = 3 [pid 304] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 304] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 304] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 304] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 304] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 304] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 304] exit_group(0) = ? [ 25.607237][ T303] R10: 00007ffe16dc3c60 R11: 0000000000000246 R12: 00007f9bc36ff2b0 [ 25.615241][ T303] R13: 0000000000000000 R14: 00007f9bc36ffd00 R15: 00007f9bc3655000 [ 25.623273][ T303] [ 25.626305][ T303] ---[ end trace 0000000000000000 ]--- [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./strace-static-x86_64: Process 305 attached , child_tidptr=0x55557309a750) = 305 [pid 305] set_robust_list(0x55557309a760, 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 executing program [pid 305] write(1, "executing program\n", 18) = 18 [pid 305] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 305] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 305] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 305] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 305] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 305] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 305] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 306 ./strace-static-x86_64: Process 306 attached [pid 306] set_robust_list(0x55557309a760, 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) = 3 [pid 306] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 306] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 306] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 306] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 306] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 306] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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, child_tidptr=0x55557309a750) = 307 ./strace-static-x86_64: Process 307 attached [pid 307] set_robust_list(0x55557309a760, 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", 4) = 4 executing program [pid 307] close(3) = 0 [pid 307] write(1, "executing program\n", 18) = 18 [pid 307] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 307] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 307] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 307] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 307] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 307] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 307] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 308 ./strace-static-x86_64: Process 308 attached [pid 308] set_robust_list(0x55557309a760, 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 [pid 308] write(1, "executing program\n", 18executing program ) = 18 [pid 308] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 308] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 308] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 308] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 308] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 308] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 308] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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./strace-static-x86_64: Process 309 attached , child_tidptr=0x55557309a750) = 309 [pid 309] set_robust_list(0x55557309a760, 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) = 3 [pid 309] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 309] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 309] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 309] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 309] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 309] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 310 ./strace-static-x86_64: Process 310 attached [pid 310] set_robust_list(0x55557309a760, 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(3) = 0 executing program [pid 310] write(1, "executing program\n", 18) = 18 [pid 310] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 310] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 310] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 310] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 310] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 310] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 310] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 310] exit_group(0) = ? [ 26.039887][ T310] ------------[ cut here ]------------ [ 26.045371][ T310] WARNING: CPU: 0 PID: 310 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 26.055178][ T310] Modules linked in: [ 26.059146][ T310] CPU: 0 UID: 0 PID: 310 Comm: syz-executor371 Tainted: G W 6.12.38-syzkaller-ge5a17398e40d #0 cff9d6c8e1f79ff946f02ca62e3ab2973be10fb4 [ 26.074627][ T310] Tainted: [W]=WARN [ 26.078441][ T310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 26.088528][ T310] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 26.094503][ T310] Code: 00 48 8b 5d a0 74 08 48 89 df e8 42 45 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 26.114265][ T310] RSP: 0018:ffffc9000126faa8 EFLAGS: 00010202 [ 26.120463][ T310] RAX: 1ffffd1ffff80e52 RBX: ffffc900013038e8 RCX: ffffffff816daf99 [ 26.128447][ T310] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07290 [ 26.136462][ T310] RBP: ffffc9000126fb10 R08: ffffe8ffffc07297 R09: 1ffffd1ffff80e52 [ 26.144480][ T310] R10: dffffc0000000000 R11: fffff91ffff80e53 R12: dffffc0000000000 [ 26.152485][ T310] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07290 [ 26.160543][ T310] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 26.169534][ T310] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.176144][ T310] CR2: 00007f9bc36cf030 CR3: 0000000104316000 CR4: 00000000003526b0 [ 26.184170][ T310] Call Trace: [ 26.187472][ T310] [ 26.190480][ T310] kvm_put_kvm+0x1100/0x12b0 [ 26.195106][ T310] ? __cfi_kvm_vm_release+0x10/0x10 [ 26.200341][ T310] kvm_vm_release+0x47/0x70 [ 26.204867][ T310] __fput+0x1fb/0xa00 [ 26.208853][ T310] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 26.214436][ T310] ____fput+0x20/0x30 [ 26.218525][ T310] task_work_run+0x1e0/0x250 [ 26.223160][ T310] ? __cfi_task_work_run+0x10/0x10 [ 26.228381][ T310] ? __kasan_check_write+0x18/0x20 [ 26.233536][ T310] do_exit+0x9bc/0x2630 [ 26.237726][ T310] ? __cfi_do_exit+0x10/0x10 [ 26.242476][ T310] ? __kasan_check_write+0x18/0x20 [ 26.247662][ T310] ? _raw_spin_lock_irq+0x8d/0x120 [ 26.252807][ T310] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 26.258381][ T310] ? zap_other_threads+0x334/0x370 [ 26.263535][ T310] do_group_exit+0x22a/0x300 [ 26.268160][ T310] __x64_sys_exit_group+0x43/0x50 [ 26.273228][ T310] x64_sys_call+0x2ed2/0x2ee0 [ 26.277953][ T310] do_syscall_64+0x58/0xf0 [ 26.282412][ T310] ? clear_bhb_loop+0x50/0xa0 [ 26.287138][ T310] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 26.293072][ T310] RIP: 0033:0x7f9bc36842c9 [ 26.297500][ T310] Code: Unable to access opcode bytes at 0x7f9bc368429f. [ 26.304550][ T310] RSP: 002b:00007ffe16dc3c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 26.313018][ T310] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bc36842c9 [ 26.321037][ T310] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 26.329037][ T310] RBP: 00007f9bc36ff2b0 R08: ffffffffffffffb8 R09: 00007ffe16dc3c7c [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 311 attached , child_tidptr=0x55557309a750) = 311 [pid 311] set_robust_list(0x55557309a760, 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) = 3 [pid 311] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 311] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 311] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 311] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 311] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 311] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 311] exit_group(0) = ? [ 26.337043][ T310] R10: 00007ffe16dc3c60 R11: 0000000000000246 R12: 00007f9bc36ff2b0 [ 26.345058][ T310] R13: 0000000000000000 R14: 00007f9bc36ffd00 R15: 00007f9bc3655000 [ 26.353092][ T310] [ 26.356129][ T310] ---[ end trace 0000000000000000 ]--- [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./strace-static-x86_64: Process 312 attached , child_tidptr=0x55557309a750) = 312 [pid 312] set_robust_list(0x55557309a760, 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(3executing program ) = 0 [pid 312] write(1, "executing program\n", 18) = 18 [pid 312] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 312] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 312] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 312] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 312] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 312] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 312] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 313 ./strace-static-x86_64: Process 313 attached [pid 313] set_robust_list(0x55557309a760, 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 [pid 313] write(1, "executing program\n", 18executing program ) = 18 [pid 313] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 313] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 313] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 313] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 313] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 313] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 313] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 314 [pid 314] set_robust_list(0x55557309a760, 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 executing program [pid 314] write(1, "executing program\n", 18) = 18 [pid 314] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 314] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 314] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 314] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 314] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 314] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 314] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 315 [pid 315] set_robust_list(0x55557309a760, 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 [pid 315] close(3) = 0 [pid 315] write(1, "executing program\n", 18executing program ) = 18 [pid 315] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 315] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 315] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 315] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 315] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 315] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 315] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 316 ./strace-static-x86_64: Process 316 attached [pid 316] set_robust_list(0x55557309a760, 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) = 3 [pid 316] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 316] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 316] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 316] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 316] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 316] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 317 [pid 317] set_robust_list(0x55557309a760, 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", 4executing program ) = 4 [pid 317] close(3) = 0 [pid 317] write(1, "executing program\n", 18) = 18 [pid 317] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 317] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 317] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 317] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 317] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 317] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 317] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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, child_tidptr=0x55557309a750) = 318 ./strace-static-x86_64: Process 318 attached [pid 318] set_robust_list(0x55557309a760, 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 [pid 318] close(3) = 0 [pid 318] write(1, "executing program\n", 18) = 18 executing program [pid 318] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 318] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 318] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 318] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 318] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 318] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 318] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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, child_tidptr=0x55557309a750) = 319 ./strace-static-x86_64: Process 319 attached [pid 319] set_robust_list(0x55557309a760, 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 [pid 319] close(3) = 0 [pid 319] write(1, "executing program\n", 18executing program ) = 18 [pid 319] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 319] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 319] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 319] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 319] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 319] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 319] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 320 ./strace-static-x86_64: Process 320 attached [pid 320] set_robust_list(0x55557309a760, 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(3executing program ) = 0 [pid 320] write(1, "executing program\n", 18) = 18 [pid 320] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 320] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 320] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 320] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 320] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 320] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 320] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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./strace-static-x86_64: Process 321 attached , child_tidptr=0x55557309a750) = 321 [pid 321] set_robust_list(0x55557309a760, 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 executing program [pid 321] write(1, "executing program\n", 18) = 18 [pid 321] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 321] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 321] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 321] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 321] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 321] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 321] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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./strace-static-x86_64: Process 322 attached , child_tidptr=0x55557309a750) = 322 [pid 322] set_robust_list(0x55557309a760, 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", 4executing program ) = 4 [pid 322] close(3) = 0 [pid 322] write(1, "executing program\n", 18) = 18 [pid 322] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 322] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 322] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 322] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 322] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 322] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 322] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 323 ./strace-static-x86_64: Process 323 attached [pid 323] set_robust_list(0x55557309a760, 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) = 3 [pid 323] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 323] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 323] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 323] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 323] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 323] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 323] exit_group(0) = ? [ 27.209853][ T323] ------------[ cut here ]------------ [ 27.215337][ T323] WARNING: CPU: 0 PID: 323 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 27.225136][ T323] Modules linked in: [ 27.229056][ T323] CPU: 0 UID: 0 PID: 323 Comm: syz-executor371 Tainted: G W 6.12.38-syzkaller-ge5a17398e40d #0 cff9d6c8e1f79ff946f02ca62e3ab2973be10fb4 [ 27.244622][ T323] Tainted: [W]=WARN [ 27.248503][ T323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 27.258599][ T323] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 27.264570][ T323] Code: 00 48 8b 5d a0 74 08 48 89 df e8 42 45 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 27.284251][ T323] RSP: 0018:ffffc90001397aa8 EFLAGS: 00010202 [ 27.290387][ T323] RAX: 1ffffd1ffff80e82 RBX: ffffc900013a28e8 RCX: ffffffff816daf99 [ 27.298394][ T323] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07410 [ 27.306432][ T323] RBP: ffffc90001397b10 R08: ffffe8ffffc07417 R09: 1ffffd1ffff80e82 [ 27.314675][ T323] R10: dffffc0000000000 R11: fffff91ffff80e83 R12: dffffc0000000000 [ 27.322873][ T323] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07410 [ 27.331073][ T323] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 27.340140][ T323] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.346743][ T323] CR2: 00007f9bc36cf030 CR3: 0000000104316000 CR4: 00000000003526b0 [ 27.354764][ T323] Call Trace: [ 27.358059][ T323] [ 27.361019][ T323] kvm_put_kvm+0x1100/0x12b0 [ 27.365638][ T323] ? __cfi_kvm_vm_release+0x10/0x10 [ 27.370878][ T323] kvm_vm_release+0x47/0x70 [ 27.375404][ T323] __fput+0x1fb/0xa00 [ 27.379422][ T323] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 27.385008][ T323] ____fput+0x20/0x30 [ 27.388996][ T323] task_work_run+0x1e0/0x250 [ 27.393638][ T323] ? __cfi_task_work_run+0x10/0x10 [ 27.398773][ T323] ? __kasan_check_write+0x18/0x20 [ 27.403926][ T323] do_exit+0x9bc/0x2630 [ 27.408137][ T323] ? __cfi_do_exit+0x10/0x10 [ 27.412761][ T323] ? __kasan_check_write+0x18/0x20 [ 27.417900][ T323] ? _raw_spin_lock_irq+0x8d/0x120 [ 27.423050][ T323] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 27.428714][ T323] ? zap_other_threads+0x334/0x370 [ 27.433896][ T323] do_group_exit+0x22a/0x300 [ 27.438525][ T323] __x64_sys_exit_group+0x43/0x50 [ 27.443613][ T323] x64_sys_call+0x2ed2/0x2ee0 [ 27.448330][ T323] do_syscall_64+0x58/0xf0 [ 27.452799][ T323] ? clear_bhb_loop+0x50/0xa0 [ 27.457504][ T323] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 27.463459][ T323] RIP: 0033:0x7f9bc36842c9 [ 27.467896][ T323] Code: Unable to access opcode bytes at 0x7f9bc368429f. [ 27.474943][ T323] RSP: 002b:00007ffe16dc3c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 27.483467][ T323] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bc36842c9 [ 27.491549][ T323] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 27.499591][ T323] RBP: 00007f9bc36ff2b0 R08: ffffffffffffffb8 R09: 00007ffe16dc3c7c [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 324 attached , child_tidptr=0x55557309a750) = 324 [pid 324] set_robust_list(0x55557309a760, 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 [pid 324] write(1, "executing program\n", 18executing program ) = 18 [pid 324] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 324] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 324] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 324] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 324] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 324] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 324] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 324] exit_group(0) = ? [ 27.507610][ T323] R10: 00007ffe16dc3c60 R11: 0000000000000246 R12: 00007f9bc36ff2b0 [ 27.515621][ T323] R13: 0000000000000000 R14: 00007f9bc36ffd00 R15: 00007f9bc3655000 [ 27.523652][ T323] [ 27.526708][ T323] ---[ end trace 0000000000000000 ]--- [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=0x55557309a750) = 325 [pid 325] set_robust_list(0x55557309a760, 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 executing program [pid 325] write(1, "executing program\n", 18) = 18 [pid 325] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 325] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 325] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 325] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 325] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 325] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 325] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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./strace-static-x86_64: Process 326 attached , child_tidptr=0x55557309a750) = 326 [pid 326] set_robust_list(0x55557309a760, 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) = 3 [pid 326] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 326] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 326] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 326] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 326] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 326] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 327 [pid 327] set_robust_list(0x55557309a760, 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 executing program [pid 327] write(3, "1000", 4) = 4 [pid 327] close(3) = 0 [pid 327] write(1, "executing program\n", 18) = 18 [pid 327] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 327] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 327] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 327] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 327] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 327] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 327] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 328 ./strace-static-x86_64: Process 328 attached [pid 328] set_robust_list(0x55557309a760, 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) = 3 [pid 328] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 328] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 328] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 328] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 328] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 328] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 329 [pid 329] set_robust_list(0x55557309a760, 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_CLOEXECexecuting program ) = 3 [pid 329] write(3, "1000", 4) = 4 [pid 329] close(3) = 0 [pid 329] write(1, "executing program\n", 18) = 18 [pid 329] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 329] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 329] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 329] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 329] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 329] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 329] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 330 ./strace-static-x86_64: Process 330 attached [pid 330] set_robust_list(0x55557309a760, 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) = 3 [pid 330] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 330] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 330] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 330] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 330] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 330] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 331 ./strace-static-x86_64: Process 331 attached [pid 331] set_robust_list(0x55557309a760, 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) = 3 [pid 331] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 331] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 331] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 331] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 331] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 331] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 331] exit_group(0) = ? [ 28.009862][ T331] ------------[ cut here ]------------ [ 28.015371][ T331] WARNING: CPU: 0 PID: 331 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 28.025238][ T331] Modules linked in: [ 28.029193][ T331] CPU: 0 UID: 0 PID: 331 Comm: syz-executor371 Tainted: G W 6.12.38-syzkaller-ge5a17398e40d #0 cff9d6c8e1f79ff946f02ca62e3ab2973be10fb4 [ 28.044538][ T331] Tainted: [W]=WARN [ 28.048566][ T331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 28.058685][ T331] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 28.064641][ T331] Code: 00 48 8b 5d a0 74 08 48 89 df e8 42 45 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 28.084305][ T331] RSP: 0018:ffffc90001397aa8 EFLAGS: 00010202 [ 28.090421][ T331] RAX: 1ffffd1ffff80eb2 RBX: ffffc900013fa8e8 RCX: ffffffff816daf99 [ 28.098400][ T331] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07590 [ 28.106410][ T331] RBP: ffffc90001397b10 R08: ffffe8ffffc07597 R09: 1ffffd1ffff80eb2 [ 28.114437][ T331] R10: dffffc0000000000 R11: fffff91ffff80eb3 R12: dffffc0000000000 [ 28.122461][ T331] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07590 [ 28.130487][ T331] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 28.139566][ T331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.146175][ T331] CR2: 00007f9bc36546fd CR3: 0000000104316000 CR4: 00000000003526b0 [ 28.154204][ T331] Call Trace: [ 28.157505][ T331] [ 28.160482][ T331] kvm_put_kvm+0x1100/0x12b0 [ 28.165123][ T331] ? __cfi_kvm_vm_release+0x10/0x10 [ 28.170381][ T331] kvm_vm_release+0x47/0x70 [ 28.174911][ T331] __fput+0x1fb/0xa00 [ 28.178897][ T331] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 28.184493][ T331] ____fput+0x20/0x30 [ 28.188496][ T331] task_work_run+0x1e0/0x250 [ 28.193211][ T331] ? __cfi_task_work_run+0x10/0x10 [ 28.198384][ T331] ? __kasan_check_write+0x18/0x20 [ 28.203540][ T331] do_exit+0x9bc/0x2630 [ 28.207745][ T331] ? __cfi_do_exit+0x10/0x10 [ 28.212395][ T331] ? __kasan_check_write+0x18/0x20 [ 28.217535][ T331] ? _raw_spin_lock_irq+0x8d/0x120 [ 28.222691][ T331] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 28.228278][ T331] ? zap_other_threads+0x334/0x370 [ 28.233611][ T331] do_group_exit+0x22a/0x300 [ 28.238257][ T331] __x64_sys_exit_group+0x43/0x50 [ 28.243322][ T331] x64_sys_call+0x2ed2/0x2ee0 [ 28.248083][ T331] do_syscall_64+0x58/0xf0 [ 28.252547][ T331] ? clear_bhb_loop+0x50/0xa0 [ 28.257274][ T331] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 28.263208][ T331] RIP: 0033:0x7f9bc36842c9 [ 28.267639][ T331] Code: Unable to access opcode bytes at 0x7f9bc368429f. [ 28.274682][ T331] RSP: 002b:00007ffe16dc3c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 28.283141][ T331] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bc36842c9 [ 28.291191][ T331] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 28.299247][ T331] RBP: 00007f9bc36ff2b0 R08: ffffffffffffffb8 R09: 00007ffe16dc3c7c [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557309a750) = 332 ./strace-static-x86_64: Process 332 attached [pid 332] set_robust_list(0x55557309a760, 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) = 3 [pid 332] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 332] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 332] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 332] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 332] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 332] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 332] exit_group(0) = ? [ 28.307264][ T331] R10: 00007ffe16dc3c60 R11: 0000000000000246 R12: 00007f9bc36ff2b0 [ 28.315405][ T331] R13: 0000000000000000 R14: 00007f9bc36ffd00 R15: 00007f9bc3655000 [ 28.323452][ T331] [ 28.326517][ T331] ---[ end trace 0000000000000000 ]--- [ 28.369941][ T332] ------------[ cut here ]------------ [ 28.375456][ T332] WARNING: CPU: 0 PID: 332 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 28.385319][ T332] Modules linked in: [ 28.389365][ T332] CPU: 0 UID: 0 PID: 332 Comm: syz-executor371 Tainted: G W 6.12.38-syzkaller-ge5a17398e40d #0 cff9d6c8e1f79ff946f02ca62e3ab2973be10fb4 [ 28.404710][ T332] Tainted: [W]=WARN [ 28.408528][ T332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 28.418611][ T332] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 28.424588][ T332] Code: 00 48 8b 5d a0 74 08 48 89 df e8 42 45 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 28.444416][ T332] RSP: 0018:ffffc9000126faa8 EFLAGS: 00010202 [ 28.450729][ T332] RAX: 1ffffd1ffff80ee2 RBX: ffffc900014058e8 RCX: ffffffff816daf99 [ 28.458719][ T332] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07710 [ 28.466751][ T332] RBP: ffffc9000126fb10 R08: ffffe8ffffc07717 R09: 1ffffd1ffff80ee2 [ 28.474794][ T332] R10: dffffc0000000000 R11: fffff91ffff80ee3 R12: dffffc0000000000 [ 28.482827][ T332] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07710 [ 28.490953][ T332] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 28.499934][ T332] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.506535][ T332] CR2: 00007f9bc3700110 CR3: 000000010431a000 CR4: 00000000003526b0 [ 28.514621][ T332] Call Trace: [ 28.517924][ T332] [ 28.520883][ T332] kvm_put_kvm+0x1100/0x12b0 [ 28.525509][ T332] ? __cfi_kvm_vm_release+0x10/0x10 [ 28.530742][ T332] kvm_vm_release+0x47/0x70 [ 28.535276][ T332] __fput+0x1fb/0xa00 [ 28.539310][ T332] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 28.544896][ T332] ____fput+0x20/0x30 [ 28.548881][ T332] task_work_run+0x1e0/0x250 [ 28.553514][ T332] ? __cfi_task_work_run+0x10/0x10 [ 28.558671][ T332] ? __kasan_check_write+0x18/0x20 [ 28.563822][ T332] do_exit+0x9bc/0x2630 [ 28.568003][ T332] ? __cfi_do_exit+0x10/0x10 [ 28.572626][ T332] ? __kasan_check_write+0x18/0x20 [ 28.577773][ T332] ? _raw_spin_lock_irq+0x8d/0x120 [ 28.582916][ T332] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 28.588515][ T332] ? zap_other_threads+0x334/0x370 [ 28.593672][ T332] do_group_exit+0x22a/0x300 [ 28.598353][ T332] __x64_sys_exit_group+0x43/0x50 [ 28.603509][ T332] x64_sys_call+0x2ed2/0x2ee0 [ 28.608325][ T332] do_syscall_64+0x58/0xf0 [ 28.612895][ T332] ? clear_bhb_loop+0x50/0xa0 [ 28.617610][ T332] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 28.623553][ T332] RIP: 0033:0x7f9bc36842c9 [ 28.627997][ T332] Code: Unable to access opcode bytes at 0x7f9bc368429f. [ 28.635061][ T332] RSP: 002b:00007ffe16dc3c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 28.643529][ T332] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bc36842c9 [ 28.651587][ T332] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 28.659614][ T332] RBP: 00007f9bc36ff2b0 R08: ffffffffffffffb8 R09: 00007ffe16dc3c7c [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=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557309a750) = 333 ./strace-static-x86_64: Process 333 attached [pid 333] set_robust_list(0x55557309a760, 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 executing program [pid 333] write(3, "1000", 4) = 4 [pid 333] close(3) = 0 [pid 333] write(1, "executing program\n", 18) = 18 [pid 333] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 333] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 333] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 333] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 333] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 333] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 333] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 333] exit_group(0) = ? [ 28.667597][ T332] R10: 00007ffe16dc3c60 R11: 0000000000000246 R12: 00007f9bc36ff2b0 [ 28.675611][ T332] R13: 0000000000000000 R14: 00007f9bc36ffd00 R15: 00007f9bc3655000 [ 28.683630][ T332] [ 28.686719][ T332] ---[ end trace 0000000000000000 ]--- [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=0x55557309a750) = 334 ./strace-static-x86_64: Process 334 attached [pid 334] set_robust_list(0x55557309a760, 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 executing program [pid 334] close(3) = 0 [pid 334] write(1, "executing program\n", 18) = 18 [pid 334] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 334] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 334] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 334] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 334] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 334] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 334] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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, child_tidptr=0x55557309a750) = 335 ./strace-static-x86_64: Process 335 attached [pid 335] set_robust_list(0x55557309a760, 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(3executing program ) = 0 [pid 335] write(1, "executing program\n", 18) = 18 [pid 335] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 335] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 335] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 335] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 335] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 335] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 335] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 336 ./strace-static-x86_64: Process 336 attached [pid 336] set_robust_list(0x55557309a760, 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 executing program [pid 336] close(3) = 0 [pid 336] write(1, "executing program\n", 18) = 18 [pid 336] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 336] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 336] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 336] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 336] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 336] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 336] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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, child_tidptr=0x55557309a750) = 337 ./strace-static-x86_64: Process 337 attached [pid 337] set_robust_list(0x55557309a760, 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 [pid 337] write(1, "executing program\n", 18executing program ) = 18 [pid 337] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 337] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 337] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 337] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 337] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 337] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 337] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 338 ./strace-static-x86_64: Process 338 attached [pid 338] set_robust_list(0x55557309a760, 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(3) = 0 [pid 338] write(1, "executing program\n", 18executing program ) = 18 [pid 338] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 338] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 338] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 338] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 338] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 338] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 338] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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, child_tidptr=0x55557309a750) = 339 ./strace-static-x86_64: Process 339 attached [pid 339] set_robust_list(0x55557309a760, 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(3) = 0 executing program [pid 339] write(1, "executing program\n", 18) = 18 [pid 339] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 339] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 339] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 339] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 339] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 339] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 339] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 339] exit_group(0) = ? [ 29.119882][ T339] ------------[ cut here ]------------ [ 29.125400][ T339] WARNING: CPU: 0 PID: 339 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 29.135255][ T339] Modules linked in: [ 29.139294][ T339] CPU: 0 UID: 0 PID: 339 Comm: syz-executor371 Tainted: G W 6.12.38-syzkaller-ge5a17398e40d #0 cff9d6c8e1f79ff946f02ca62e3ab2973be10fb4 [ 29.154722][ T339] Tainted: [W]=WARN [ 29.158545][ T339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 29.168895][ T339] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 29.174843][ T339] Code: 00 48 8b 5d a0 74 08 48 89 df e8 42 45 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 29.194511][ T339] RSP: 0018:ffffc9000126faa8 EFLAGS: 00010202 [ 29.200650][ T339] RAX: 1ffffd1ffff80f12 RBX: ffffc900014528e8 RCX: ffffffff816daf99 [ 29.208654][ T339] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07890 [ 29.216680][ T339] RBP: ffffc9000126fb10 R08: ffffe8ffffc07897 R09: 1ffffd1ffff80f12 [ 29.224714][ T339] R10: dffffc0000000000 R11: fffff91ffff80f13 R12: dffffc0000000000 [ 29.232726][ T339] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07890 [ 29.240775][ T339] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 29.249837][ T339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.256434][ T339] CR2: 00007f9bc36fd0d0 CR3: 000000010431a000 CR4: 00000000003526b0 [ 29.264465][ T339] Call Trace: [ 29.267814][ T339] [ 29.270797][ T339] kvm_put_kvm+0x1100/0x12b0 [ 29.275417][ T339] ? __cfi_kvm_vm_release+0x10/0x10 [ 29.280647][ T339] kvm_vm_release+0x47/0x70 [ 29.285204][ T339] __fput+0x1fb/0xa00 [ 29.289258][ T339] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 29.294833][ T339] ____fput+0x20/0x30 [ 29.299081][ T339] task_work_run+0x1e0/0x250 [ 29.303708][ T339] ? __cfi_task_work_run+0x10/0x10 [ 29.308842][ T339] ? __kasan_check_write+0x18/0x20 [ 29.314006][ T339] do_exit+0x9bc/0x2630 [ 29.318212][ T339] ? __cfi_do_exit+0x10/0x10 [ 29.322876][ T339] ? __kasan_check_write+0x18/0x20 [ 29.328028][ T339] ? _raw_spin_lock_irq+0x8d/0x120 [ 29.333276][ T339] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 29.338864][ T339] ? zap_other_threads+0x334/0x370 [ 29.344015][ T339] do_group_exit+0x22a/0x300 [ 29.348639][ T339] __x64_sys_exit_group+0x43/0x50 [ 29.353706][ T339] x64_sys_call+0x2ed2/0x2ee0 [ 29.358413][ T339] do_syscall_64+0x58/0xf0 [ 29.362867][ T339] ? clear_bhb_loop+0x50/0xa0 [ 29.367593][ T339] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 29.373528][ T339] RIP: 0033:0x7f9bc36842c9 [ 29.377962][ T339] Code: Unable to access opcode bytes at 0x7f9bc368429f. [ 29.385003][ T339] RSP: 002b:00007ffe16dc3c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 29.393468][ T339] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bc36842c9 [ 29.401516][ T339] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 29.409581][ T339] RBP: 00007f9bc36ff2b0 R08: ffffffffffffffb8 R09: 00007ffe16dc3c7c [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=30} --- 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=0x55557309a750) = 340 [pid 340] set_robust_list(0x55557309a760, 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 [pid 340] write(1, "executing program\n", 18executing program ) = 18 [pid 340] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 340] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 340] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 340] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 340] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 340] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 340] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 340] exit_group(0) = ? [ 29.417587][ T339] R10: 00007ffe16dc3c60 R11: 0000000000000246 R12: 00007f9bc36ff2b0 [ 29.425779][ T339] R13: 0000000000000000 R14: 00007f9bc36ffd00 R15: 00007f9bc3655000 [ 29.433826][ T339] [ 29.436860][ T339] ---[ end trace 0000000000000000 ]--- [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=0x55557309a750) = 341 ./strace-static-x86_64: Process 341 attached [pid 341] set_robust_list(0x55557309a760, 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 executing program [pid 341] close(3) = 0 [pid 341] write(1, "executing program\n", 18) = 18 [pid 341] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 341] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 341] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 341] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 341] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 341] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 341] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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, child_tidptr=0x55557309a750) = 342 ./strace-static-x86_64: Process 342 attached [pid 342] set_robust_list(0x55557309a760, 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 [pid 342] write(1, "executing program\n", 18executing program ) = 18 [pid 342] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 342] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 342] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 342] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 342] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 342] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 342] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 343 ./strace-static-x86_64: Process 343 attached [pid 343] set_robust_list(0x55557309a760, 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 [pid 343] write(1, "executing program\n", 18executing program ) = 18 [pid 343] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 343] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 343] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 343] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 343] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 343] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 343] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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, child_tidptr=0x55557309a750) = 344 ./strace-static-x86_64: Process 344 attached [pid 344] set_robust_list(0x55557309a760, 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 [pid 344] write(1, "executing program\n", 18executing program ) = 18 [pid 344] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 344] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 344] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 344] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 344] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 344] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 344] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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, child_tidptr=0x55557309a750) = 345 ./strace-static-x86_64: Process 345 attached [pid 345] set_robust_list(0x55557309a760, 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(3executing program ) = 0 [pid 345] write(1, "executing program\n", 18) = 18 [pid 345] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 345] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 345] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 345] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 345] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 345] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 345] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 346 [pid 346] set_robust_list(0x55557309a760, 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 executing program [pid 346] write(1, "executing program\n", 18) = 18 [pid 346] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 346] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 346] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 346] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 346] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 346] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 346] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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, child_tidptr=0x55557309a750) = 347 ./strace-static-x86_64: Process 347 attached [pid 347] set_robust_list(0x55557309a760, 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 [pid 347] write(1, "executing program\n", 18executing program ) = 18 [pid 347] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 347] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 347] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 347] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 347] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 347] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 347] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 348 ./strace-static-x86_64: Process 348 attached [pid 348] set_robust_list(0x55557309a760, 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 [pid 348] write(1, "executing program\n", 18executing program ) = 18 [pid 348] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 348] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 348] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 348] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 348] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 348] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 348] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 349 ./strace-static-x86_64: Process 349 attached [pid 349] set_robust_list(0x55557309a760, 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(3executing program ) = 0 [pid 349] write(1, "executing program\n", 18) = 18 [pid 349] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 349] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 349] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 349] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 349] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 349] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 349] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 350 [pid 350] set_robust_list(0x55557309a760, 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) = 3 [pid 350] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 350] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 350] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 350] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 350] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 350] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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./strace-static-x86_64: Process 351 attached , child_tidptr=0x55557309a750) = 351 [pid 351] set_robust_list(0x55557309a760, 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 executing program [pid 351] write(1, "executing program\n", 18) = 18 [pid 351] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 351] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 351] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 351] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 351] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 351] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 351] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 352 ./strace-static-x86_64: Process 352 attached [pid 352] set_robust_list(0x55557309a760, 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 [pid 352] close(3) = 0 [pid 352] write(1, "executing program\n", 18executing program ) = 18 [pid 352] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 352] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 352] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 352] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 352] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 352] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 352] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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./strace-static-x86_64: Process 353 attached , child_tidptr=0x55557309a750) = 353 [pid 353] set_robust_list(0x55557309a760, 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) = 3 [pid 353] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 353] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 353] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 353] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 353] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 353] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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, child_tidptr=0x55557309a750) = 354 ./strace-static-x86_64: Process 354 attached [pid 354] set_robust_list(0x55557309a760, 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) = 3 [pid 354] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 354] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 354] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 354] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 354] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 354] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 355 ./strace-static-x86_64: Process 355 attached [pid 355] set_robust_list(0x55557309a760, 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) = 3 [pid 355] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 355] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 355] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 355] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 355] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 355] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 356 ./strace-static-x86_64: Process 356 attached [pid 356] set_robust_list(0x55557309a760, 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 [pid 356] write(1, "executing program\n", 18executing program ) = 18 [pid 356] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 356] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 356] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 356] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 356] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 356] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 356] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 356] exit_group(0) = ? [ 30.510040][ T356] ------------[ cut here ]------------ [ 30.515535][ T356] WARNING: CPU: 0 PID: 356 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 30.525340][ T356] Modules linked in: [ 30.529296][ T356] CPU: 0 UID: 0 PID: 356 Comm: syz-executor371 Tainted: G W 6.12.38-syzkaller-ge5a17398e40d #0 cff9d6c8e1f79ff946f02ca62e3ab2973be10fb4 [ 30.544649][ T356] Tainted: [W]=WARN [ 30.548470][ T356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 30.558574][ T356] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 30.564521][ T356] Code: 00 48 8b 5d a0 74 08 48 89 df e8 42 45 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 30.584180][ T356] RSP: 0018:ffffc90000e3faa8 EFLAGS: 00010202 [ 30.590573][ T356] RAX: 1ffffd1ffff80f42 RBX: ffffc9000150d8e8 RCX: ffffffff816daf99 [ 30.598556][ T356] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07a10 [ 30.606577][ T356] RBP: ffffc90000e3fb10 R08: ffffe8ffffc07a17 R09: 1ffffd1ffff80f42 [ 30.614618][ T356] R10: dffffc0000000000 R11: fffff91ffff80f43 R12: dffffc0000000000 [ 30.622621][ T356] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07a10 [ 30.630655][ T356] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 30.639628][ T356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.646235][ T356] CR2: 00007f9bc36cf030 CR3: 0000000104316000 CR4: 00000000003526b0 [ 30.654281][ T356] Call Trace: [ 30.657650][ T356] [ 30.660649][ T356] kvm_put_kvm+0x1100/0x12b0 [ 30.665280][ T356] ? __cfi_kvm_vm_release+0x10/0x10 [ 30.670560][ T356] kvm_vm_release+0x47/0x70 [ 30.675095][ T356] __fput+0x1fb/0xa00 [ 30.679104][ T356] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 30.684709][ T356] ____fput+0x20/0x30 [ 30.688701][ T356] task_work_run+0x1e0/0x250 [ 30.693337][ T356] ? __cfi_task_work_run+0x10/0x10 [ 30.698475][ T356] ? __kasan_check_write+0x18/0x20 [ 30.703690][ T356] do_exit+0x9bc/0x2630 [ 30.707881][ T356] ? __cfi_do_exit+0x10/0x10 [ 30.712528][ T356] ? __kasan_check_write+0x18/0x20 [ 30.717671][ T356] ? _raw_spin_lock_irq+0x8d/0x120 [ 30.722836][ T356] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 30.728416][ T356] ? zap_other_threads+0x334/0x370 [ 30.733575][ T356] do_group_exit+0x22a/0x300 [ 30.738186][ T356] __x64_sys_exit_group+0x43/0x50 [ 30.743276][ T356] x64_sys_call+0x2ed2/0x2ee0 [ 30.747978][ T356] do_syscall_64+0x58/0xf0 [ 30.752453][ T356] ? clear_bhb_loop+0x50/0xa0 [ 30.757149][ T356] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 30.763177][ T356] RIP: 0033:0x7f9bc36842c9 [ 30.767611][ T356] Code: Unable to access opcode bytes at 0x7f9bc368429f. [ 30.774662][ T356] RSP: 002b:00007ffe16dc3c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 30.783132][ T356] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bc36842c9 [ 30.791223][ T356] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 30.799232][ T356] RBP: 00007f9bc36ff2b0 R08: ffffffffffffffb8 R09: 00007ffe16dc3c7c [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557309a750) = 357 ./strace-static-x86_64: Process 357 attached [pid 357] set_robust_list(0x55557309a760, 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 executing program [pid 357] close(3) = 0 [pid 357] write(1, "executing program\n", 18) = 18 [pid 357] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 357] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 357] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 357] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 357] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 357] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 357] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 357] exit_group(0) = ? [ 30.807215][ T356] R10: 00007ffe16dc3c60 R11: 0000000000000246 R12: 00007f9bc36ff2b0 [ 30.815234][ T356] R13: 0000000000000000 R14: 00007f9bc36ffd00 R15: 00007f9bc3655000 [ 30.823301][ T356] [ 30.826435][ T356] ---[ end trace 0000000000000000 ]--- [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=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557309a750) = 358 ./strace-static-x86_64: Process 358 attached [pid 358] set_robust_list(0x55557309a760, 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) = 3 [pid 358] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 358] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 358] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 358] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 358] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 358] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 358] exit_group(0) = ? [ 30.929805][ T358] ------------[ cut here ]------------ [ 30.935288][ T358] WARNING: CPU: 0 PID: 358 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 30.945198][ T358] Modules linked in: [ 30.949145][ T358] CPU: 0 UID: 0 PID: 358 Comm: syz-executor371 Tainted: G W 6.12.38-syzkaller-ge5a17398e40d #0 cff9d6c8e1f79ff946f02ca62e3ab2973be10fb4 [ 30.964566][ T358] Tainted: [W]=WARN [ 30.968524][ T358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 30.978704][ T358] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 30.984642][ T358] Code: 00 48 8b 5d a0 74 08 48 89 df e8 42 45 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 31.004297][ T358] RSP: 0018:ffffc90001397aa8 EFLAGS: 00010202 [ 31.010426][ T358] RAX: 1ffffd1ffff80f72 RBX: ffffc900015238e8 RCX: ffffffff816daf99 [ 31.018410][ T358] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07b90 [ 31.026562][ T358] RBP: ffffc90001397b10 R08: ffffe8ffffc07b97 R09: 1ffffd1ffff80f72 [ 31.034694][ T358] R10: dffffc0000000000 R11: fffff91ffff80f73 R12: dffffc0000000000 [ 31.042816][ T358] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07b90 [ 31.050828][ T358] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 31.059826][ T358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.066972][ T358] CR2: 000055557309a750 CR3: 0000000104316000 CR4: 00000000003526b0 [ 31.074996][ T358] Call Trace: [ 31.078303][ T358] [ 31.081274][ T358] kvm_put_kvm+0x1100/0x12b0 [ 31.085898][ T358] ? __cfi_kvm_vm_release+0x10/0x10 [ 31.091161][ T358] kvm_vm_release+0x47/0x70 [ 31.095902][ T358] __fput+0x1fb/0xa00 [ 31.099932][ T358] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 31.105512][ T358] ____fput+0x20/0x30 [ 31.109558][ T358] task_work_run+0x1e0/0x250 [ 31.114174][ T358] ? __cfi_task_work_run+0x10/0x10 [ 31.119353][ T358] ? __kasan_check_write+0x18/0x20 [ 31.124510][ T358] do_exit+0x9bc/0x2630 [ 31.128677][ T358] ? __cfi_do_exit+0x10/0x10 [ 31.133419][ T358] ? __kasan_check_write+0x18/0x20 [ 31.138557][ T358] ? _raw_spin_lock_irq+0x8d/0x120 [ 31.143702][ T358] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 31.149298][ T358] ? zap_other_threads+0x334/0x370 [ 31.154427][ T358] do_group_exit+0x22a/0x300 [ 31.159021][ T358] __x64_sys_exit_group+0x43/0x50 [ 31.164083][ T358] x64_sys_call+0x2ed2/0x2ee0 [ 31.168809][ T358] do_syscall_64+0x58/0xf0 [ 31.173275][ T358] ? clear_bhb_loop+0x50/0xa0 [ 31.177978][ T358] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 31.183915][ T358] RIP: 0033:0x7f9bc36842c9 [ 31.188345][ T358] Code: Unable to access opcode bytes at 0x7f9bc368429f. [ 31.195410][ T358] RSP: 002b:00007ffe16dc3c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 31.203959][ T358] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bc36842c9 [ 31.211957][ T358] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 31.219966][ T358] RBP: 00007f9bc36ff2b0 R08: ffffffffffffffb8 R09: 00007ffe16dc3c7c [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=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557309a750) = 359 ./strace-static-x86_64: Process 359 attached [pid 359] set_robust_list(0x55557309a760, 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) = 3 [pid 359] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 359] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 359] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 359] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 359] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 359] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 359] exit_group(0) = ? [ 31.227946][ T358] R10: 00007ffe16dc3c60 R11: 0000000000000246 R12: 00007f9bc36ff2b0 [ 31.235956][ T358] R13: 0000000000000000 R14: 00007f9bc36ffd00 R15: 00007f9bc3655000 [ 31.244107][ T358] [ 31.247127][ T358] ---[ end trace 0000000000000000 ]--- [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=0x55557309a750) = 360 ./strace-static-x86_64: Process 360 attached [pid 360] set_robust_list(0x55557309a760, 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 [pid 360] write(1, "executing program\n", 18executing program ) = 18 [pid 360] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 360] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 360] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 360] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 360] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 360] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 360] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 361 ./strace-static-x86_64: Process 361 attached [pid 361] set_robust_list(0x55557309a760, 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 executing program [pid 361] write(1, "executing program\n", 18) = 18 [pid 361] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 361] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 361] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 361] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 361] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 361] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 361] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 362 ./strace-static-x86_64: Process 362 attached [pid 362] set_robust_list(0x55557309a760, 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) = 3 [pid 362] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 362] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 362] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 362] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 362] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 362] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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./strace-static-x86_64: Process 363 attached , child_tidptr=0x55557309a750) = 363 [pid 363] set_robust_list(0x55557309a760, 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 executing program [pid 363] close(3) = 0 [pid 363] write(1, "executing program\n", 18) = 18 [pid 363] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 363] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 363] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 363] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 363] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 363] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 363] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 363] exit_group(0) = ? [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=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557309a750) = 364 ./strace-static-x86_64: Process 364 attached [pid 364] set_robust_list(0x55557309a760, 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 executing program [pid 364] write(1, "executing program\n", 18) = 18 [pid 364] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 364] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 364] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 364] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 364] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 364] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 364] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 364] exit_group(0) = ? [ 31.619924][ T364] ------------[ cut here ]------------ [ 31.625419][ T364] WARNING: CPU: 1 PID: 364 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 31.635195][ T364] Modules linked in: [ 31.639154][ T364] CPU: 1 UID: 0 PID: 364 Comm: syz-executor371 Tainted: G W 6.12.38-syzkaller-ge5a17398e40d #0 cff9d6c8e1f79ff946f02ca62e3ab2973be10fb4 [ 31.654490][ T364] Tainted: [W]=WARN [ 31.658305][ T364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 31.668393][ T364] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 31.674335][ T364] Code: 00 48 8b 5d a0 74 08 48 89 df e8 42 45 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 31.694073][ T364] RSP: 0018:ffffc90000e3faa8 EFLAGS: 00010202 [ 31.700226][ T364] RAX: 1ffffd1ffff80fa2 RBX: ffffc900015658e8 RCX: ffffffff816daf99 [ 31.708210][ T364] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07d10 [ 31.716303][ T364] RBP: ffffc90000e3fb10 R08: ffffe8ffffc07d17 R09: 1ffffd1ffff80fa2 [ 31.724326][ T364] R10: dffffc0000000000 R11: fffff91ffff80fa3 R12: dffffc0000000000 [ 31.732348][ T364] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07d10 [ 31.740380][ T364] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 31.749389][ T364] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.755998][ T364] CR2: 00007f9bc3700110 CR3: 000000010431a000 CR4: 00000000003526b0 [ 31.764035][ T364] Call Trace: [ 31.767357][ T364] [ 31.770359][ T364] kvm_put_kvm+0x1100/0x12b0 [ 31.774998][ T364] ? __cfi_kvm_vm_release+0x10/0x10 [ 31.780267][ T364] kvm_vm_release+0x47/0x70 [ 31.784804][ T364] __fput+0x1fb/0xa00 [ 31.788823][ T364] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 31.794428][ T364] ____fput+0x20/0x30 [ 31.798436][ T364] task_work_run+0x1e0/0x250 [ 31.803070][ T364] ? __cfi_task_work_run+0x10/0x10 [ 31.808206][ T364] ? __kasan_check_write+0x18/0x20 [ 31.813385][ T364] do_exit+0x9bc/0x2630 [ 31.817567][ T364] ? __cfi_do_exit+0x10/0x10 [ 31.822209][ T364] ? __kasan_check_write+0x18/0x20 [ 31.827346][ T364] ? _raw_spin_lock_irq+0x8d/0x120 [ 31.832512][ T364] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 31.838093][ T364] ? zap_other_threads+0x334/0x370 [ 31.843244][ T364] do_group_exit+0x22a/0x300 [ 31.847856][ T364] __x64_sys_exit_group+0x43/0x50 [ 31.852962][ T364] x64_sys_call+0x2ed2/0x2ee0 [ 31.857704][ T364] do_syscall_64+0x58/0xf0 [ 31.862187][ T364] ? clear_bhb_loop+0x50/0xa0 [ 31.866901][ T364] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 31.872861][ T364] RIP: 0033:0x7f9bc36842c9 [ 31.877301][ T364] Code: Unable to access opcode bytes at 0x7f9bc368429f. [ 31.884369][ T364] RSP: 002b:00007ffe16dc3c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 31.893013][ T364] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bc36842c9 [ 31.901125][ T364] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 31.909152][ T364] RBP: 00007f9bc36ff2b0 R08: ffffffffffffffb8 R09: 00007ffe16dc3c7c [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557309a750) = 365 ./strace-static-x86_64: Process 365 attached [pid 365] set_robust_list(0x55557309a760, 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 [pid 365] write(1, "executing program\n", 18executing program ) = 18 [pid 365] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 365] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 365] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 365] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 365] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 365] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 365] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 365] exit_group(0) = ? [ 31.917134][ T364] R10: 00007ffe16dc3c60 R11: 0000000000000246 R12: 00007f9bc36ff2b0 [ 31.925164][ T364] R13: 0000000000000000 R14: 00007f9bc36ffd00 R15: 00007f9bc3655000 [ 31.933275][ T364] [ 31.936298][ T364] ---[ end trace 0000000000000000 ]--- [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=0x55557309a750) = 366 ./strace-static-x86_64: Process 366 attached [pid 366] set_robust_list(0x55557309a760, 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(3) = 0 executing program [pid 366] write(1, "executing program\n", 18) = 18 [pid 366] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 366] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 366] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 366] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 366] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 366] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 366] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 367 ./strace-static-x86_64: Process 367 attached [pid 367] set_robust_list(0x55557309a760, 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 [pid 367] write(3, "1000", 4) = 4 [pid 367] close(3) = 0 [pid 367] write(1, "executing program\n", 18executing program ) = 18 [pid 367] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 367] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 367] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 367] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 367] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 367] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 367] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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, child_tidptr=0x55557309a750) = 368 ./strace-static-x86_64: Process 368 attached [pid 368] set_robust_list(0x55557309a760, 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 executing program [pid 368] close(3) = 0 [pid 368] write(1, "executing program\n", 18) = 18 [pid 368] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 368] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 368] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 368] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 368] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 368] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 368] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 369 ./strace-static-x86_64: Process 369 attached [pid 369] set_robust_list(0x55557309a760, 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) = 3 [pid 369] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 369] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 369] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 369] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 369] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 369] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 370 ./strace-static-x86_64: Process 370 attached [pid 370] set_robust_list(0x55557309a760, 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(3executing program ) = 0 [pid 370] write(1, "executing program\n", 18) = 18 [pid 370] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 370] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 370] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 370] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 370] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 370] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 370] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 371 ./strace-static-x86_64: Process 371 attached [pid 371] set_robust_list(0x55557309a760, 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", 4) = 4 [pid 371] close(3) = 0 [pid 371] write(1, "executing program\n", 18executing program ) = 18 [pid 371] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 371] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 371] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 371] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 371] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 371] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 371] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 371] exit_group(0) = ? [ 32.349919][ T371] ------------[ cut here ]------------ [ 32.355447][ T371] WARNING: CPU: 0 PID: 371 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 32.365393][ T371] Modules linked in: [ 32.369338][ T371] CPU: 0 UID: 0 PID: 371 Comm: syz-executor371 Tainted: G W 6.12.38-syzkaller-ge5a17398e40d #0 cff9d6c8e1f79ff946f02ca62e3ab2973be10fb4 [ 32.384850][ T371] Tainted: [W]=WARN [ 32.388671][ T371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 32.398768][ T371] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 32.404725][ T371] Code: 00 48 8b 5d a0 74 08 48 89 df e8 42 45 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 32.424388][ T371] RSP: 0018:ffffc90000e3faa8 EFLAGS: 00010202 [ 32.430505][ T371] RAX: 1ffffd1ffff80fd2 RBX: ffffc900015b28e8 RCX: ffffffff816daf99 [ 32.438569][ T371] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07e90 [ 32.446588][ T371] RBP: ffffc90000e3fb10 R08: ffffe8ffffc07e97 R09: 1ffffd1ffff80fd2 [ 32.454692][ T371] R10: dffffc0000000000 R11: fffff91ffff80fd3 R12: dffffc0000000000 [ 32.462712][ T371] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07e90 [ 32.470730][ T371] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 32.479703][ T371] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.486307][ T371] CR2: 000055557309a750 CR3: 000000010431a000 CR4: 00000000003526b0 [ 32.494441][ T371] Call Trace: [ 32.497763][ T371] [ 32.500741][ T371] kvm_put_kvm+0x1100/0x12b0 [ 32.505375][ T371] ? __cfi_kvm_vm_release+0x10/0x10 [ 32.510615][ T371] kvm_vm_release+0x47/0x70 [ 32.515150][ T371] __fput+0x1fb/0xa00 [ 32.519181][ T371] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 32.524764][ T371] ____fput+0x20/0x30 [ 32.528765][ T371] task_work_run+0x1e0/0x250 [ 32.533391][ T371] ? __cfi_task_work_run+0x10/0x10 [ 32.538528][ T371] ? __kasan_check_write+0x18/0x20 [ 32.543683][ T371] do_exit+0x9bc/0x2630 [ 32.547911][ T371] ? __cfi_do_exit+0x10/0x10 [ 32.552669][ T371] ? __kasan_check_write+0x18/0x20 [ 32.557805][ T371] ? _raw_spin_lock_irq+0x8d/0x120 [ 32.563017][ T371] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 32.568620][ T371] ? zap_other_threads+0x334/0x370 [ 32.573765][ T371] do_group_exit+0x22a/0x300 [ 32.578380][ T371] __x64_sys_exit_group+0x43/0x50 [ 32.583438][ T371] x64_sys_call+0x2ed2/0x2ee0 [ 32.588146][ T371] do_syscall_64+0x58/0xf0 [ 32.592603][ T371] ? clear_bhb_loop+0x50/0xa0 [ 32.597303][ T371] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 32.603271][ T371] RIP: 0033:0x7f9bc36842c9 [ 32.607706][ T371] Code: Unable to access opcode bytes at 0x7f9bc368429f. [ 32.614777][ T371] RSP: 002b:00007ffe16dc3c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 32.623252][ T371] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bc36842c9 [ 32.631284][ T371] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 32.639299][ T371] RBP: 00007f9bc36ff2b0 R08: ffffffffffffffb8 R09: 00007ffe16dc3c7c [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=31} --- 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=0x55557309a750) = 372 [pid 372] set_robust_list(0x55557309a760, 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) = 3 [pid 372] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 372] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 372] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 372] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 372] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 372] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 372] exit_group(0) = ? [ 32.647310][ T371] R10: 00007ffe16dc3c60 R11: 0000000000000246 R12: 00007f9bc36ff2b0 [ 32.655333][ T371] R13: 0000000000000000 R14: 00007f9bc36ffd00 R15: 00007f9bc3655000 [ 32.663380][ T371] [ 32.666515][ T371] ---[ end trace 0000000000000000 ]--- [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./strace-static-x86_64: Process 373 attached , child_tidptr=0x55557309a750) = 373 [pid 373] set_robust_list(0x55557309a760, 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 [pid 373] write(1, "executing program\n", 18executing program ) = 18 [pid 373] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 373] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 373] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 373] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 373] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 373] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 373] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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./strace-static-x86_64: Process 374 attached , child_tidptr=0x55557309a750) = 374 [pid 374] set_robust_list(0x55557309a760, 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 [pid 374] close(3) = 0 executing program [pid 374] write(1, "executing program\n", 18) = 18 [pid 374] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 374] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 374] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 374] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 374] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 374] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 374] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 375 ./strace-static-x86_64: Process 375 attached [pid 375] set_robust_list(0x55557309a760, 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 executing program [pid 375] write(1, "executing program\n", 18) = 18 [pid 375] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 375] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 375] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 375] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 375] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 375] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 375] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 375] exit_group(0) = ? [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=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557309a750) = 376 ./strace-static-x86_64: Process 376 attached [pid 376] set_robust_list(0x55557309a760, 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) = 3 [pid 376] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 376] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 376] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 376] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 376] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 376] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 376] exit_group(0) = ? [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./strace-static-x86_64: Process 377 attached , child_tidptr=0x55557309a750) = 377 [pid 377] set_robust_list(0x55557309a760, 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) = 3 [pid 377] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 377] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 377] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 377] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 377] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 377] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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, child_tidptr=0x55557309a750) = 378 ./strace-static-x86_64: Process 378 attached [pid 378] set_robust_list(0x55557309a760, 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) = 3 [pid 378] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 378] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 378] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 378] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 378] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 378] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 379 ./strace-static-x86_64: Process 379 attached [pid 379] set_robust_list(0x55557309a760, 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(3executing program ) = 0 [pid 379] write(1, "executing program\n", 18) = 18 [pid 379] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 379] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 379] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 379] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 379] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 379] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 379] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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, child_tidptr=0x55557309a750) = 380 ./strace-static-x86_64: Process 380 attached [pid 380] set_robust_list(0x55557309a760, 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) = 3 [pid 380] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 380] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 380] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 380] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 380] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 380] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 381 ./strace-static-x86_64: Process 381 attached [pid 381] set_robust_list(0x55557309a760, 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) = 3 [pid 381] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 381] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 381] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 381] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 381] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 381] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 382 ./strace-static-x86_64: Process 382 attached [pid 382] set_robust_list(0x55557309a760, 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 executing program [pid 382] write(1, "executing program\n", 18) = 18 [pid 382] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 382] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 382] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 382] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 382] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 382] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 382] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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, child_tidptr=0x55557309a750) = 383 ./strace-static-x86_64: Process 383 attached [pid 383] set_robust_list(0x55557309a760, 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) = 3 [pid 383] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 383] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 383] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 383] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 383] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 383] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 383] exit_group(0) = ? [ 33.349772][ T383] ------------[ cut here ]------------ [ 33.355388][ T383] WARNING: CPU: 0 PID: 383 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 33.365265][ T383] Modules linked in: [ 33.369332][ T383] CPU: 0 UID: 0 PID: 383 Comm: syz-executor371 Tainted: G W 6.12.38-syzkaller-ge5a17398e40d #0 cff9d6c8e1f79ff946f02ca62e3ab2973be10fb4 [ 33.384756][ T383] Tainted: [W]=WARN [ 33.388573][ T383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 33.398669][ T383] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 33.404644][ T383] Code: 00 48 8b 5d a0 74 08 48 89 df e8 42 45 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 33.424324][ T383] RSP: 0018:ffffc9000126faa8 EFLAGS: 00010202 [ 33.430443][ T383] RAX: 1ffffd1ffff81002 RBX: ffffc900016368e8 RCX: ffffffff816daf99 [ 33.438445][ T383] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc08010 [ 33.446461][ T383] RBP: ffffc9000126fb10 R08: ffffe8ffffc08017 R09: 1ffffd1ffff81002 [ 33.454487][ T383] R10: dffffc0000000000 R11: fffff91ffff81003 R12: dffffc0000000000 [ 33.462502][ T383] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc08010 [ 33.470580][ T383] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 33.479647][ T383] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.486271][ T383] CR2: 000055557309a750 CR3: 000000010431a000 CR4: 00000000003526b0 [ 33.494289][ T383] Call Trace: [ 33.497600][ T383] [ 33.500566][ T383] kvm_put_kvm+0x1100/0x12b0 [ 33.505194][ T383] ? __cfi_kvm_vm_release+0x10/0x10 [ 33.510432][ T383] kvm_vm_release+0x47/0x70 [ 33.514963][ T383] __fput+0x1fb/0xa00 [ 33.518948][ T383] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 33.524540][ T383] ____fput+0x20/0x30 [ 33.528547][ T383] task_work_run+0x1e0/0x250 [ 33.533177][ T383] ? __cfi_task_work_run+0x10/0x10 [ 33.538330][ T383] ? __kasan_check_write+0x18/0x20 [ 33.543484][ T383] do_exit+0x9bc/0x2630 [ 33.547664][ T383] ? __cfi_do_exit+0x10/0x10 [ 33.552294][ T383] ? __kasan_check_write+0x18/0x20 [ 33.557432][ T383] ? _raw_spin_lock_irq+0x8d/0x120 [ 33.562582][ T383] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 33.568188][ T383] ? zap_other_threads+0x334/0x370 [ 33.573329][ T383] do_group_exit+0x22a/0x300 [ 33.577951][ T383] __x64_sys_exit_group+0x43/0x50 [ 33.583013][ T383] x64_sys_call+0x2ed2/0x2ee0 [ 33.587739][ T383] do_syscall_64+0x58/0xf0 [ 33.592204][ T383] ? clear_bhb_loop+0x50/0xa0 [ 33.596905][ T383] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 33.602836][ T383] RIP: 0033:0x7f9bc36842c9 [ 33.607269][ T383] Code: Unable to access opcode bytes at 0x7f9bc368429f. [ 33.614316][ T383] RSP: 002b:00007ffe16dc3c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 33.622782][ T383] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bc36842c9 [ 33.630814][ T383] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 33.638829][ T383] RBP: 00007f9bc36ff2b0 R08: ffffffffffffffb8 R09: 00007ffe16dc3c7c [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=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557309a750) = 384 ./strace-static-x86_64: Process 384 attached [pid 384] set_robust_list(0x55557309a760, 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(3executing program ) = 0 [pid 384] write(1, "executing program\n", 18) = 18 [pid 384] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 384] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 384] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 384] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 384] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 384] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 384] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 384] exit_group(0) = ? [ 33.646839][ T383] R10: 00007ffe16dc3c60 R11: 0000000000000246 R12: 00007f9bc36ff2b0 [ 33.654870][ T383] R13: 0000000000000000 R14: 00007f9bc36ffd00 R15: 00007f9bc3655000 [ 33.662901][ T383] [ 33.665938][ T383] ---[ end trace 0000000000000000 ]--- [ 33.699712][ T384] ------------[ cut here ]------------ [ 33.705282][ T384] WARNING: CPU: 0 PID: 384 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 33.715086][ T384] Modules linked in: [ 33.719023][ T384] CPU: 0 UID: 0 PID: 384 Comm: syz-executor371 Tainted: G W 6.12.38-syzkaller-ge5a17398e40d #0 cff9d6c8e1f79ff946f02ca62e3ab2973be10fb4 [ 33.734363][ T384] Tainted: [W]=WARN [ 33.738187][ T384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 33.748271][ T384] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 33.754217][ T384] Code: 00 48 8b 5d a0 74 08 48 89 df e8 42 45 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 33.773888][ T384] RSP: 0018:ffffc90001397aa8 EFLAGS: 00010202 [ 33.779999][ T384] RAX: 1ffffd1ffff81032 RBX: ffffc900016418e8 RCX: ffffffff816daf99 [ 33.787985][ T384] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc08190 [ 33.796017][ T384] RBP: ffffc90001397b10 R08: ffffe8ffffc08197 R09: 1ffffd1ffff81032 [ 33.804382][ T384] R10: dffffc0000000000 R11: fffff91ffff81033 R12: dffffc0000000000 [ 33.812390][ T384] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc08190 [ 33.820429][ T384] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 33.829397][ T384] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.836022][ T384] CR2: 0000200000000140 CR3: 000000010431a000 CR4: 00000000003526b0 [ 33.844049][ T384] Call Trace: [ 33.847367][ T384] [ 33.850334][ T384] kvm_put_kvm+0x1100/0x12b0 [ 33.854981][ T384] ? __cfi_kvm_vm_release+0x10/0x10 [ 33.860322][ T384] kvm_vm_release+0x47/0x70 [ 33.864872][ T384] __fput+0x1fb/0xa00 [ 33.868864][ T384] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 33.874455][ T384] ____fput+0x20/0x30 [ 33.878468][ T384] task_work_run+0x1e0/0x250 [ 33.883201][ T384] ? __cfi_task_work_run+0x10/0x10 [ 33.888351][ T384] ? __kasan_check_write+0x18/0x20 [ 33.893600][ T384] do_exit+0x9bc/0x2630 [ 33.897801][ T384] ? __cfi_do_exit+0x10/0x10 [ 33.902449][ T384] ? __kasan_check_write+0x18/0x20 [ 33.907592][ T384] ? _raw_spin_lock_irq+0x8d/0x120 [ 33.912924][ T384] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 33.918503][ T384] ? zap_other_threads+0x334/0x370 [ 33.923657][ T384] do_group_exit+0x22a/0x300 [ 33.928290][ T384] __x64_sys_exit_group+0x43/0x50 [ 33.933375][ T384] x64_sys_call+0x2ed2/0x2ee0 [ 33.938084][ T384] do_syscall_64+0x58/0xf0 [ 33.942553][ T384] ? clear_bhb_loop+0x50/0xa0 [ 33.947254][ T384] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 33.953190][ T384] RIP: 0033:0x7f9bc36842c9 [ 33.957621][ T384] Code: Unable to access opcode bytes at 0x7f9bc368429f. [ 33.964665][ T384] RSP: 002b:00007ffe16dc3c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 33.973313][ T384] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bc36842c9 [ 33.981328][ T384] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 33.989369][ T384] RBP: 00007f9bc36ff2b0 R08: ffffffffffffffb8 R09: 00007ffe16dc3c7c [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557309a750) = 385 ./strace-static-x86_64: Process 385 attached [pid 385] set_robust_list(0x55557309a760, 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 [pid 385] write(1, "executing program\n", 18executing program ) = 18 [pid 385] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 385] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 385] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 385] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 385] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 385] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 385] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 385] exit_group(0) = ? [ 33.997350][ T384] R10: 00007ffe16dc3c60 R11: 0000000000000246 R12: 00007f9bc36ff2b0 [ 34.005346][ T384] R13: 0000000000000000 R14: 00007f9bc36ffd00 R15: 00007f9bc3655000 [ 34.013366][ T384] [ 34.016483][ T384] ---[ end trace 0000000000000000 ]--- [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./strace-static-x86_64: Process 386 attached , child_tidptr=0x55557309a750) = 386 [pid 386] set_robust_list(0x55557309a760, 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) = 3 [pid 386] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 386] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 386] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 386] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 386] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 386] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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./strace-static-x86_64: Process 387 attached , child_tidptr=0x55557309a750) = 387 [pid 387] set_robust_list(0x55557309a760, 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 executing program [pid 387] write(1, "executing program\n", 18) = 18 [pid 387] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 387] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 387] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 387] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 387] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 387] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 387] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 387] exit_group(0) = ? [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=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557309a750) = 388 ./strace-static-x86_64: Process 388 attached [pid 388] set_robust_list(0x55557309a760, 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", 4executing program ) = 4 [pid 388] close(3) = 0 [pid 388] write(1, "executing program\n", 18) = 18 [pid 388] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 388] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 388] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 388] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 388] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 388] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 388] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 388] exit_group(0) = ? [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=0x55557309a750) = 389 [pid 389] set_robust_list(0x55557309a760, 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) = 3 [pid 389] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 389] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 389] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 389] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 389] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 389] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 389] exit_group(0) = ? [ 34.349855][ T389] ------------[ cut here ]------------ [ 34.355377][ T389] WARNING: CPU: 0 PID: 389 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 34.365205][ T389] Modules linked in: [ 34.369171][ T389] CPU: 0 UID: 0 PID: 389 Comm: syz-executor371 Tainted: G W 6.12.38-syzkaller-ge5a17398e40d #0 cff9d6c8e1f79ff946f02ca62e3ab2973be10fb4 [ 34.384523][ T389] Tainted: [W]=WARN [ 34.388512][ T389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 34.398756][ T389] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 34.404734][ T389] Code: 00 48 8b 5d a0 74 08 48 89 df e8 42 45 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 34.424389][ T389] RSP: 0018:ffffc90000e3faa8 EFLAGS: 00010202 [ 34.430563][ T389] RAX: 1ffffd1ffff81062 RBX: ffffc900016788e8 RCX: ffffffff816daf99 [ 34.438545][ T389] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc08310 [ 34.446588][ T389] RBP: ffffc90000e3fb10 R08: ffffe8ffffc08317 R09: 1ffffd1ffff81062 [ 34.454605][ T389] R10: dffffc0000000000 R11: fffff91ffff81063 R12: dffffc0000000000 [ 34.462964][ T389] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc08310 [ 34.470980][ T389] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 34.480038][ T389] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.486643][ T389] CR2: 00007f9bc3700110 CR3: 000000010431a000 CR4: 00000000003526b0 [ 34.494652][ T389] Call Trace: [ 34.497975][ T389] [ 34.500961][ T389] kvm_put_kvm+0x1100/0x12b0 [ 34.505582][ T389] ? __cfi_kvm_vm_release+0x10/0x10 [ 34.510813][ T389] kvm_vm_release+0x47/0x70 [ 34.515342][ T389] __fput+0x1fb/0xa00 [ 34.519378][ T389] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 34.524955][ T389] ____fput+0x20/0x30 [ 34.528938][ T389] task_work_run+0x1e0/0x250 [ 34.533566][ T389] ? __cfi_task_work_run+0x10/0x10 [ 34.538698][ T389] ? __kasan_check_write+0x18/0x20 [ 34.543860][ T389] do_exit+0x9bc/0x2630 [ 34.548044][ T389] ? __cfi_do_exit+0x10/0x10 [ 34.552663][ T389] ? __kasan_check_write+0x18/0x20 [ 34.557831][ T389] ? _raw_spin_lock_irq+0x8d/0x120 [ 34.562978][ T389] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 34.568559][ T389] ? zap_other_threads+0x334/0x370 [ 34.573701][ T389] do_group_exit+0x22a/0x300 [ 34.578323][ T389] __x64_sys_exit_group+0x43/0x50 [ 34.583384][ T389] x64_sys_call+0x2ed2/0x2ee0 [ 34.588176][ T389] do_syscall_64+0x58/0xf0 [ 34.592650][ T389] ? clear_bhb_loop+0x50/0xa0 [ 34.597385][ T389] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 34.603331][ T389] RIP: 0033:0x7f9bc36842c9 [ 34.607765][ T389] Code: Unable to access opcode bytes at 0x7f9bc368429f. [ 34.614831][ T389] RSP: 002b:00007ffe16dc3c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 34.623289][ T389] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bc36842c9 [ 34.631396][ T389] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 34.639674][ T389] RBP: 00007f9bc36ff2b0 R08: ffffffffffffffb8 R09: 00007ffe16dc3c7c [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=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557309a750) = 390 ./strace-static-x86_64: Process 390 attached [pid 390] set_robust_list(0x55557309a760, 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 executing program [pid 390] close(3) = 0 [pid 390] write(1, "executing program\n", 18) = 18 [pid 390] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 390] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 390] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 390] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 390] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 390] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 390] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 390] exit_group(0) = ? [ 34.647660][ T389] R10: 00007ffe16dc3c60 R11: 0000000000000246 R12: 00007f9bc36ff2b0 [ 34.655674][ T389] R13: 0000000000000000 R14: 00007f9bc36ffd00 R15: 00007f9bc3655000 [ 34.663794][ T389] [ 34.666818][ T389] ---[ end trace 0000000000000000 ]--- [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} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557309a750) = 391 ./strace-static-x86_64: Process 391 attached [pid 391] set_robust_list(0x55557309a760, 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) = 3 [pid 391] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 391] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 391] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 391] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 391] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 391] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 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=0x55557309a750) = 392 ./strace-static-x86_64: Process 392 attached [pid 392] set_robust_list(0x55557309a760, 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 executing program [pid 392] write(1, "executing program\n", 18) = 18 [pid 392] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 392] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 392] mprotect(0x200000000000, 16384, PROT_READ|PROT_EXEC|PROT_SEM) = 0 [pid 392] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000000} --- [pid 392] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000000008} --- [pid 392] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000000000c} --- [pid 392] ioctl(4, KVM_REGISTER_COALESCED_MMIO, 0x200000000000) = 0 [pid 392] exit_group(0) = ? [ 34.829882][ T392] ------------[ cut here ]------------ [ 34.835378][ T392] WARNING: CPU: 0 PID: 392 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 34.845189][ T392] Modules linked in: [ 34.849237][ T392] CPU: 0 UID: 0 PID: 392 Comm: syz-executor371 Tainted: G W 6.12.38-syzkaller-ge5a17398e40d #0 cff9d6c8e1f79ff946f02ca62e3ab2973be10fb4 [ 34.864590][ T392] Tainted: [W]=WARN [ 34.868419][ T392] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025