./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor556192806 <...> Warning: Permanently added '10.128.1.57' (ED25519) to the list of known hosts. execve("./syz-executor556192806", ["./syz-executor556192806"], 0x7fffeb354080 /* 10 vars */) = 0 brk(NULL) = 0x555572d0f000 brk(0x555572d0fd00) = 0x555572d0fd00 arch_prctl(ARCH_SET_FS, 0x555572d0f380) = 0 set_tid_address(0x555572d0f650) = 297 set_robust_list(0x555572d0f660, 24) = 0 rseq(0x555572d0fca0, 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-executor556192806", 4096) = 27 getrandom("\xd5\x1d\x0e\x5b\x4f\xad\xa9\x4e", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555572d0fd00 brk(0x555572d30d00) = 0x555572d30d00 brk(0x555572d31000) = 0x555572d31000 mprotect(0x7f168085e000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 298 attached , child_tidptr=0x555572d0f650) = 298 [pid 298] set_robust_list(0x555572d0f660, 24) = 0 [pid 298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] setpgid(0, 0) = 0 [pid 298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] write(3, "1000", 4) = 4 [pid 298] close(3) = 0 [pid 298] write(1, "executing program\n", 18executing program ) = 18 [pid 298] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [ 45.672689][ T36] audit: type=1400 audit(1752264367.390:64): avc: denied { execmem } for pid=297 comm="syz-executor556" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 45.694876][ T36] audit: type=1400 audit(1752264367.420:65): avc: denied { read } for pid=298 comm="syz-executor556" 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 [pid 298] ioctl(3, KVM_CREATE_VM, 0) = 4 [ 45.696336][ T298] 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. [ 45.717866][ T36] audit: type=1400 audit(1752264367.420:66): avc: denied { open } for pid=298 comm="syz-executor556" 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 298] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 298] exit_group(0) = ? [pid 298] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=298, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 300 ./strace-static-x86_64: Process 300 attached [pid 300] set_robust_list(0x555572d0f660, 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 [ 45.757823][ T36] audit: type=1400 audit(1752264367.420:67): avc: denied { ioctl } for pid=298 comm="syz-executor556" 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 executing program [pid 300] write(1, "executing program\n", 18) = 18 [pid 300] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 300] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 300] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 300] exit_group(0) = ? [pid 300] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 301 ./strace-static-x86_64: Process 301 attached [pid 301] set_robust_list(0x555572d0f660, 24) = 0 [pid 301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] setpgid(0, 0) = 0 [pid 301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] write(3, "1000", 4) = 4 [pid 301] close(3) = 0 executing program [pid 301] write(1, "executing program\n", 18) = 18 [pid 301] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 301] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 301] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 301] exit_group(0) = ? [ 45.925410][ T301] ------------[ cut here ]------------ [ 45.930901][ T301] WARNING: CPU: 1 PID: 301 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 45.940695][ T301] Modules linked in: [ 45.944638][ T301] CPU: 1 UID: 0 PID: 301 Comm: syz-executor556 Not tainted 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 45.958457][ T301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 45.968562][ T301] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 45.974464][ T301] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 45.994098][ T301] RSP: 0018:ffffc9000118faa8 EFLAGS: 00010202 [ 46.000291][ T301] RAX: 1ffffd1ffff80dea RBX: ffffc900011b58e8 RCX: ffffffff816d8c29 [ 46.008470][ T301] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc06f50 [ 46.016491][ T301] RBP: ffffc9000118fb10 R08: ffffe8ffffc06f57 R09: 1ffffd1ffff80dea [ 46.024482][ T301] R10: dffffc0000000000 R11: fffff91ffff80deb R12: dffffc0000000000 [ 46.032471][ T301] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc06f50 [ 46.040464][ T301] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 46.049428][ T301] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.056046][ T301] CR2: 00007f168083401d CR3: 0000000124a74000 CR4: 00000000003526b0 [ 46.064020][ T301] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.072042][ T301] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.080050][ T301] Call Trace: [ 46.083324][ T301] [ 46.086270][ T301] kvm_put_kvm+0x1100/0x12b0 [ 46.090881][ T301] ? __cfi_kvm_vm_release+0x10/0x10 [ 46.096109][ T301] kvm_vm_release+0x47/0x70 [ 46.100632][ T301] __fput+0x1fb/0xa00 [ 46.104611][ T301] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 46.110181][ T301] ____fput+0x20/0x30 [ 46.114184][ T301] task_work_run+0x1e3/0x250 [ 46.118819][ T301] ? __cfi_task_work_run+0x10/0x10 [ 46.123949][ T301] ? __kasan_check_write+0x18/0x20 [ 46.129107][ T301] do_exit+0x9b4/0x2630 [ 46.133300][ T301] ? __cfi_do_exit+0x10/0x10 [ 46.137907][ T301] ? __kasan_check_write+0x18/0x20 [ 46.143035][ T301] ? _raw_spin_lock_irq+0x8d/0x120 [ 46.148173][ T301] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 46.153729][ T301] ? zap_other_threads+0x334/0x370 [ 46.158877][ T301] do_group_exit+0x22a/0x300 [ 46.163487][ T301] __x64_sys_exit_group+0x43/0x50 [ 46.168547][ T301] x64_sys_call+0x2ed2/0x2ee0 [ 46.173250][ T301] do_syscall_64+0x58/0xf0 [ 46.177731][ T301] ? clear_bhb_loop+0x50/0xa0 [ 46.182456][ T301] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 46.188378][ T301] RIP: 0033:0x7f16807e9b89 [ 46.192823][ T301] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 46.199851][ T301] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 46.208304][ T301] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [ 46.216313][ T301] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 302 ./strace-static-x86_64: Process 302 attached [pid 302] set_robust_list(0x555572d0f660, 24) = 0 [pid 302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] setpgid(0, 0) = 0 [pid 302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] write(3, "1000", 4) = 4 [pid 302] close(3executing program ) = 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] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 302] exit_group(0) = ? [ 46.224295][ T301] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 46.232311][ T301] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 46.240327][ T301] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 46.248777][ T301] [ 46.251814][ T301] ---[ end trace 0000000000000000 ]--- [ 46.285371][ T302] ------------[ cut here ]------------ [ 46.290838][ T302] WARNING: CPU: 1 PID: 302 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 46.300618][ T302] Modules linked in: [ 46.304524][ T302] CPU: 1 UID: 0 PID: 302 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 46.319861][ T302] Tainted: [W]=WARN [ 46.323666][ T302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 46.333736][ T302] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 46.339672][ T302] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 46.359357][ T302] RSP: 0018:ffffc9000118faa8 EFLAGS: 00010202 [ 46.365459][ T302] RAX: 1ffffd1ffff80e1a RBX: ffffc900011c08e8 RCX: ffffffff816d8c29 [ 46.373433][ T302] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc070d0 [ 46.381427][ T302] RBP: ffffc9000118fb10 R08: ffffe8ffffc070d7 R09: 1ffffd1ffff80e1a [ 46.389416][ T302] R10: dffffc0000000000 R11: fffff91ffff80e1b R12: dffffc0000000000 [ 46.397412][ T302] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc070d0 [ 46.405419][ T302] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 46.414348][ T302] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.420949][ T302] CR2: 00007fff789b09f8 CR3: 0000000124a74000 CR4: 00000000003526b0 [ 46.429124][ T302] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.437121][ T302] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.445123][ T302] Call Trace: [ 46.448393][ T302] [ 46.451335][ T302] kvm_put_kvm+0x1100/0x12b0 [ 46.455946][ T302] ? __cfi_kvm_vm_release+0x10/0x10 [ 46.461161][ T302] kvm_vm_release+0x47/0x70 [ 46.465688][ T302] __fput+0x1fb/0xa00 [ 46.469689][ T302] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 46.475260][ T302] ____fput+0x20/0x30 [ 46.479255][ T302] task_work_run+0x1e3/0x250 [ 46.483834][ T302] ? __cfi_task_work_run+0x10/0x10 [ 46.489078][ T302] ? __kasan_check_write+0x18/0x20 [ 46.494213][ T302] do_exit+0x9b4/0x2630 [ 46.498388][ T302] ? __cfi_do_exit+0x10/0x10 [ 46.502990][ T302] ? __kasan_check_write+0x18/0x20 [ 46.508124][ T302] ? _raw_spin_lock_irq+0x8d/0x120 [ 46.513248][ T302] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 46.518808][ T302] ? zap_other_threads+0x334/0x370 [ 46.523928][ T302] do_group_exit+0x22a/0x300 [ 46.528538][ T302] __x64_sys_exit_group+0x43/0x50 [ 46.533576][ T302] x64_sys_call+0x2ed2/0x2ee0 [ 46.538300][ T302] do_syscall_64+0x58/0xf0 [ 46.542723][ T302] ? clear_bhb_loop+0x50/0xa0 [ 46.547418][ T302] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 46.553321][ T302] RIP: 0033:0x7f16807e9b89 [ 46.557763][ T302] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 46.564799][ T302] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 46.573214][ T302] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 303 attached , child_tidptr=0x555572d0f650) = 303 [pid 303] set_robust_list(0x555572d0f660, 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] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 303] exit_group(0) = ? [ 46.581211][ T302] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 46.589201][ T302] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 46.597188][ T302] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 46.605181][ T302] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 46.613152][ T302] [ 46.616184][ T302] ---[ end trace 0000000000000000 ]--- [ 46.655364][ T303] ------------[ cut here ]------------ [ 46.660828][ T303] WARNING: CPU: 1 PID: 303 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 46.670619][ T303] Modules linked in: [ 46.674532][ T303] CPU: 1 UID: 0 PID: 303 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 46.689843][ T303] Tainted: [W]=WARN [ 46.693651][ T303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 46.703990][ T303] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 46.709926][ T303] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 46.729578][ T303] RSP: 0018:ffffc9000115faa8 EFLAGS: 00010202 [ 46.735682][ T303] RAX: 1ffffd1ffff80e4a RBX: ffffc900011cb8e8 RCX: ffffffff816d8c29 [ 46.743663][ T303] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07250 [ 46.751654][ T303] RBP: ffffc9000115fb10 R08: ffffe8ffffc07257 R09: 1ffffd1ffff80e4a [ 46.759678][ T303] R10: dffffc0000000000 R11: fffff91ffff80e4b R12: dffffc0000000000 [ 46.767680][ T303] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07250 [ 46.775694][ T303] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 46.784649][ T303] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.791272][ T303] CR2: 00007fff789b09f8 CR3: 0000000124a74000 CR4: 00000000003526b0 [ 46.799275][ T303] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.807297][ T303] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.815305][ T303] Call Trace: [ 46.818588][ T303] [ 46.821521][ T303] kvm_put_kvm+0x1100/0x12b0 [ 46.826125][ T303] ? __cfi_kvm_vm_release+0x10/0x10 [ 46.831338][ T303] kvm_vm_release+0x47/0x70 [ 46.835860][ T303] __fput+0x1fb/0xa00 [ 46.839851][ T303] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 46.845422][ T303] ____fput+0x20/0x30 [ 46.849414][ T303] task_work_run+0x1e3/0x250 [ 46.853996][ T303] ? __cfi_task_work_run+0x10/0x10 [ 46.859129][ T303] ? __kasan_check_write+0x18/0x20 [ 46.864268][ T303] do_exit+0x9b4/0x2630 [ 46.868449][ T303] ? __cfi_do_exit+0x10/0x10 [ 46.873055][ T303] ? __kasan_check_write+0x18/0x20 [ 46.878186][ T303] ? _raw_spin_lock_irq+0x8d/0x120 [ 46.883314][ T303] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 46.888887][ T303] ? zap_other_threads+0x334/0x370 [ 46.894013][ T303] do_group_exit+0x22a/0x300 [ 46.898627][ T303] __x64_sys_exit_group+0x43/0x50 [ 46.903666][ T303] x64_sys_call+0x2ed2/0x2ee0 [ 46.908370][ T303] do_syscall_64+0x58/0xf0 [ 46.912800][ T303] ? clear_bhb_loop+0x50/0xa0 [ 46.917499][ T303] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 46.923408][ T303] RIP: 0033:0x7f16807e9b89 [ 46.927837][ T303] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 46.934882][ T303] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 46.943350][ T303] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=0x555572d0f650) = 304 [pid 304] set_robust_list(0x555572d0f660, 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] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 304] exit_group(0) = ? [ 46.951340][ T303] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 46.959343][ T303] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 46.967345][ T303] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 46.975348][ T303] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 46.983334][ T303] [ 46.986373][ T303] ---[ end trace 0000000000000000 ]--- [ 47.025413][ T304] ------------[ cut here ]------------ [ 47.030880][ T304] WARNING: CPU: 1 PID: 304 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 47.040688][ T304] Modules linked in: [ 47.044597][ T304] CPU: 1 UID: 0 PID: 304 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 47.059923][ T304] Tainted: [W]=WARN [ 47.063740][ T304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 47.073828][ T304] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 47.079819][ T304] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 47.099503][ T304] RSP: 0018:ffffc9000115faa8 EFLAGS: 00010202 [ 47.105604][ T304] RAX: 1ffffd1ffff80e7a RBX: ffffc900011d68e8 RCX: ffffffff816d8c29 [ 47.113575][ T304] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc073d0 [ 47.121566][ T304] RBP: ffffc9000115fb10 R08: ffffe8ffffc073d7 R09: 1ffffd1ffff80e7a [ 47.129560][ T304] R10: dffffc0000000000 R11: fffff91ffff80e7b R12: dffffc0000000000 [ 47.137560][ T304] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc073d0 [ 47.145557][ T304] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 47.154483][ T304] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.161100][ T304] CR2: 0000555572d0f650 CR3: 0000000124a74000 CR4: 00000000003526b0 [ 47.169096][ T304] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.177088][ T304] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.185092][ T304] Call Trace: [ 47.188374][ T304] [ 47.191301][ T304] kvm_put_kvm+0x1100/0x12b0 [ 47.195915][ T304] ? __cfi_kvm_vm_release+0x10/0x10 [ 47.201137][ T304] kvm_vm_release+0x47/0x70 [ 47.205661][ T304] __fput+0x1fb/0xa00 [ 47.209653][ T304] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 47.215228][ T304] ____fput+0x20/0x30 [ 47.219224][ T304] task_work_run+0x1e3/0x250 [ 47.223811][ T304] ? __cfi_task_work_run+0x10/0x10 [ 47.228953][ T304] ? __kasan_check_write+0x18/0x20 [ 47.234081][ T304] do_exit+0x9b4/0x2630 [ 47.238251][ T304] ? __cfi_do_exit+0x10/0x10 [ 47.242852][ T304] ? __kasan_check_write+0x18/0x20 [ 47.247973][ T304] ? _raw_spin_lock_irq+0x8d/0x120 [ 47.253089][ T304] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 47.258641][ T304] ? zap_other_threads+0x334/0x370 [ 47.263760][ T304] do_group_exit+0x22a/0x300 [ 47.268361][ T304] __x64_sys_exit_group+0x43/0x50 [ 47.273392][ T304] x64_sys_call+0x2ed2/0x2ee0 [ 47.278098][ T304] do_syscall_64+0x58/0xf0 [ 47.282526][ T304] ? clear_bhb_loop+0x50/0xa0 [ 47.287224][ T304] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 47.293128][ T304] RIP: 0033:0x7f16807e9b89 [ 47.297563][ T304] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 47.304694][ T304] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 47.313122][ T304] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 305 ./strace-static-x86_64: Process 305 attached [pid 305] set_robust_list(0x555572d0f660, 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(3executing program ) = 0 [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] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 305] exit_group(0) = ? [ 47.321112][ T304] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 47.329102][ T304] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 47.337154][ T304] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 47.345151][ T304] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 47.353143][ T304] [ 47.356191][ T304] ---[ end trace 0000000000000000 ]--- [ 47.395433][ T305] ------------[ cut here ]------------ [ 47.400900][ T305] WARNING: CPU: 1 PID: 305 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 47.410669][ T305] Modules linked in: [ 47.414569][ T305] CPU: 1 UID: 0 PID: 305 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 47.429896][ T305] Tainted: [W]=WARN [ 47.433707][ T305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 47.443780][ T305] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 47.449885][ T305] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 47.469574][ T305] RSP: 0018:ffffc9000118faa8 EFLAGS: 00010202 [ 47.475706][ T305] RAX: 1ffffd1ffff80eaa RBX: ffffc900011e18e8 RCX: ffffffff816d8c29 [ 47.483704][ T305] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07550 [ 47.491974][ T305] RBP: ffffc9000118fb10 R08: ffffe8ffffc07557 R09: 1ffffd1ffff80eaa [ 47.499991][ T305] R10: dffffc0000000000 R11: fffff91ffff80eab R12: dffffc0000000000 [ 47.507989][ T305] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07550 [ 47.515991][ T305] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 47.524964][ T305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.531561][ T305] CR2: 00007f16807ba65e CR3: 0000000124a74000 CR4: 00000000003526b0 [ 47.539556][ T305] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.547563][ T305] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.555564][ T305] Call Trace: [ 47.558852][ T305] [ 47.561791][ T305] kvm_put_kvm+0x1100/0x12b0 [ 47.566404][ T305] ? __cfi_kvm_vm_release+0x10/0x10 [ 47.571615][ T305] kvm_vm_release+0x47/0x70 [ 47.576143][ T305] __fput+0x1fb/0xa00 [ 47.580139][ T305] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 47.585708][ T305] ____fput+0x20/0x30 [ 47.589717][ T305] task_work_run+0x1e3/0x250 [ 47.594304][ T305] ? __cfi_task_work_run+0x10/0x10 [ 47.599440][ T305] ? __kasan_check_write+0x18/0x20 [ 47.604569][ T305] do_exit+0x9b4/0x2630 [ 47.608749][ T305] ? __cfi_do_exit+0x10/0x10 [ 47.613447][ T305] ? __kasan_check_write+0x18/0x20 [ 47.618600][ T305] ? _raw_spin_lock_irq+0x8d/0x120 [ 47.623739][ T305] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 47.629320][ T305] ? zap_other_threads+0x334/0x370 [ 47.634441][ T305] do_group_exit+0x22a/0x300 [ 47.639067][ T305] __x64_sys_exit_group+0x43/0x50 [ 47.644110][ T305] x64_sys_call+0x2ed2/0x2ee0 [ 47.648826][ T305] do_syscall_64+0x58/0xf0 [ 47.653262][ T305] ? clear_bhb_loop+0x50/0xa0 [ 47.657966][ T305] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 47.663964][ T305] RIP: 0033:0x7f16807e9b89 [ 47.668394][ T305] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 47.675438][ T305] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 47.683864][ T305] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 306 ./strace-static-x86_64: Process 306 attached [pid 306] set_robust_list(0x555572d0f660, 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] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 306] exit_group(0) = ? [ 47.691869][ T305] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 47.699877][ T305] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 47.707896][ T305] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 47.715940][ T305] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 47.723947][ T305] [ 47.726984][ T305] ---[ end trace 0000000000000000 ]--- [ 47.765358][ T306] ------------[ cut here ]------------ [ 47.770827][ T306] WARNING: CPU: 1 PID: 306 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 47.780621][ T306] Modules linked in: [ 47.784542][ T306] CPU: 1 UID: 0 PID: 306 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 47.799862][ T306] Tainted: [W]=WARN [ 47.803696][ T306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 47.813797][ T306] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 47.819757][ T306] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 47.839420][ T306] RSP: 0018:ffffc9000115faa8 EFLAGS: 00010202 [ 47.845526][ T306] RAX: 1ffffd1ffff80eda RBX: ffffc900011ec8e8 RCX: ffffffff816d8c29 [ 47.853507][ T306] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc076d0 [ 47.861497][ T306] RBP: ffffc9000115fb10 R08: ffffe8ffffc076d7 R09: 1ffffd1ffff80eda [ 47.869551][ T306] R10: dffffc0000000000 R11: fffff91ffff80edb R12: dffffc0000000000 [ 47.877642][ T306] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc076d0 [ 47.886000][ T306] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 47.894966][ T306] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.901563][ T306] CR2: 00007f16808131d0 CR3: 0000000124a74000 CR4: 00000000003526b0 [ 47.909553][ T306] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.917554][ T306] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.925559][ T306] Call Trace: [ 47.928848][ T306] [ 47.931781][ T306] kvm_put_kvm+0x1100/0x12b0 [ 47.936397][ T306] ? __cfi_kvm_vm_release+0x10/0x10 [ 47.941613][ T306] kvm_vm_release+0x47/0x70 [ 47.946137][ T306] __fput+0x1fb/0xa00 [ 47.950132][ T306] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 47.955703][ T306] ____fput+0x20/0x30 [ 47.959710][ T306] task_work_run+0x1e3/0x250 [ 47.964298][ T306] ? __cfi_task_work_run+0x10/0x10 [ 47.969447][ T306] ? __kasan_check_write+0x18/0x20 [ 47.974596][ T306] do_exit+0x9b4/0x2630 [ 47.978778][ T306] ? __cfi_do_exit+0x10/0x10 [ 47.983380][ T306] ? __kasan_check_write+0x18/0x20 [ 47.988510][ T306] ? _raw_spin_lock_irq+0x8d/0x120 [ 47.993630][ T306] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 47.999197][ T306] ? zap_other_threads+0x334/0x370 [ 48.004319][ T306] do_group_exit+0x22a/0x300 [ 48.008929][ T306] __x64_sys_exit_group+0x43/0x50 [ 48.013975][ T306] x64_sys_call+0x2ed2/0x2ee0 [ 48.018678][ T306] do_syscall_64+0x58/0xf0 [ 48.023106][ T306] ? clear_bhb_loop+0x50/0xa0 [ 48.027816][ T306] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 48.033724][ T306] RIP: 0033:0x7f16807e9b89 [ 48.038148][ T306] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 48.045203][ T306] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 48.053650][ T306] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 307 attached , child_tidptr=0x555572d0f650) = 307 [pid 307] set_robust_list(0x555572d0f660, 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 [pid 307] close(3) = 0 executing program [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] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 307] exit_group(0) = ? [ 48.061633][ T306] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 48.069639][ T306] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 48.077649][ T306] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 48.085659][ T306] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 48.093659][ T306] [ 48.096707][ T306] ---[ end trace 0000000000000000 ]--- [ 48.135348][ T307] ------------[ cut here ]------------ [ 48.140822][ T307] WARNING: CPU: 0 PID: 307 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 48.150578][ T307] Modules linked in: [ 48.154476][ T307] CPU: 0 UID: 0 PID: 307 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 48.169778][ T307] Tainted: [W]=WARN [ 48.173583][ T307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 48.183652][ T307] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 48.189579][ T307] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 48.209210][ T307] RSP: 0018:ffffc9000118faa8 EFLAGS: 00010202 [ 48.215344][ T307] RAX: 1ffffd1ffff80f0a RBX: ffffc900011f78e8 RCX: ffffffff816d8c29 [ 48.223332][ T307] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07850 [ 48.231323][ T307] RBP: ffffc9000118fb10 R08: ffffe8ffffc07857 R09: 1ffffd1ffff80f0a [ 48.239317][ T307] R10: dffffc0000000000 R11: fffff91ffff80f0b R12: dffffc0000000000 [ 48.247308][ T307] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07850 [ 48.255306][ T307] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 48.264232][ T307] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.270871][ T307] CR2: 000055eaa383ba30 CR3: 0000000124a74000 CR4: 00000000003526b0 [ 48.278876][ T307] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.286897][ T307] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.294902][ T307] Call Trace: [ 48.298176][ T307] [ 48.301101][ T307] kvm_put_kvm+0x1100/0x12b0 [ 48.305725][ T307] ? __cfi_kvm_vm_release+0x10/0x10 [ 48.310967][ T307] kvm_vm_release+0x47/0x70 [ 48.315504][ T307] __fput+0x1fb/0xa00 [ 48.319502][ T307] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 48.325081][ T307] ____fput+0x20/0x30 [ 48.329076][ T307] task_work_run+0x1e3/0x250 [ 48.333660][ T307] ? __cfi_task_work_run+0x10/0x10 [ 48.338828][ T307] ? __kasan_check_write+0x18/0x20 [ 48.343960][ T307] do_exit+0x9b4/0x2630 [ 48.348139][ T307] ? __cfi_do_exit+0x10/0x10 [ 48.352745][ T307] ? __kasan_check_write+0x18/0x20 [ 48.357881][ T307] ? _raw_spin_lock_irq+0x8d/0x120 [ 48.363012][ T307] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 48.368573][ T307] ? zap_other_threads+0x334/0x370 [ 48.373694][ T307] do_group_exit+0x22a/0x300 [ 48.378304][ T307] __x64_sys_exit_group+0x43/0x50 [ 48.383357][ T307] x64_sys_call+0x2ed2/0x2ee0 [ 48.388067][ T307] do_syscall_64+0x58/0xf0 [ 48.392497][ T307] ? clear_bhb_loop+0x50/0xa0 [ 48.397213][ T307] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 48.403125][ T307] RIP: 0033:0x7f16807e9b89 [ 48.407554][ T307] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 48.414593][ T307] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 48.423026][ T307] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 308 ./strace-static-x86_64: Process 308 attached [pid 308] set_robust_list(0x555572d0f660, 24) = 0 [pid 308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] setpgid(0, 0) = 0 [pid 308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 308] write(3, "1000", 4) = 4 [pid 308] close(3) = 0 executing program [pid 308] write(1, "executing program\n", 18) = 18 [pid 308] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 308] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 308] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 308] exit_group(0) = ? [ 48.431030][ T307] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 48.439023][ T307] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 48.447017][ T307] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 48.455007][ T307] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 48.462992][ T307] [ 48.466051][ T307] ---[ end trace 0000000000000000 ]--- [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=0x555572d0f650) = 309 [pid 309] set_robust_list(0x555572d0f660, 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] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 309] exit_group(0) = ? [ 48.565429][ T309] ------------[ cut here ]------------ [ 48.571181][ T309] WARNING: CPU: 1 PID: 309 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 48.580982][ T309] Modules linked in: [ 48.585003][ T309] CPU: 1 UID: 0 PID: 309 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 48.600318][ T309] Tainted: [W]=WARN [ 48.604130][ T309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 48.614216][ T309] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 48.620172][ T309] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 48.639835][ T309] RSP: 0018:ffffc9000118faa8 EFLAGS: 00010202 [ 48.645933][ T309] RAX: 1ffffd1ffff80f3a RBX: ffffc9000120d8e8 RCX: ffffffff816d8c29 [ 48.653918][ T309] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc079d0 [ 48.661915][ T309] RBP: ffffc9000118fb10 R08: ffffe8ffffc079d7 R09: 1ffffd1ffff80f3a [ 48.670010][ T309] R10: dffffc0000000000 R11: fffff91ffff80f3b R12: dffffc0000000000 [ 48.678010][ T309] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc079d0 [ 48.686018][ T309] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 48.694981][ T309] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.701573][ T309] CR2: 00007f16808131d0 CR3: 0000000124a74000 CR4: 00000000003526b0 [ 48.709562][ T309] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.717647][ T309] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.725664][ T309] Call Trace: [ 48.728978][ T309] [ 48.731904][ T309] kvm_put_kvm+0x1100/0x12b0 [ 48.736520][ T309] ? __cfi_kvm_vm_release+0x10/0x10 [ 48.741739][ T309] kvm_vm_release+0x47/0x70 [ 48.746262][ T309] __fput+0x1fb/0xa00 [ 48.750258][ T309] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 48.755838][ T309] ____fput+0x20/0x30 [ 48.759833][ T309] task_work_run+0x1e3/0x250 [ 48.764416][ T309] ? __cfi_task_work_run+0x10/0x10 [ 48.769632][ T309] ? __kasan_check_write+0x18/0x20 [ 48.774815][ T309] do_exit+0x9b4/0x2630 [ 48.779015][ T309] ? __cfi_do_exit+0x10/0x10 [ 48.783602][ T309] ? __kasan_check_write+0x18/0x20 [ 48.788784][ T309] ? _raw_spin_lock_irq+0x8d/0x120 [ 48.793911][ T309] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 48.799501][ T309] ? zap_other_threads+0x334/0x370 [ 48.804654][ T309] do_group_exit+0x22a/0x300 [ 48.809263][ T309] __x64_sys_exit_group+0x43/0x50 [ 48.814298][ T309] x64_sys_call+0x2ed2/0x2ee0 [ 48.818995][ T309] do_syscall_64+0x58/0xf0 [ 48.823443][ T309] ? clear_bhb_loop+0x50/0xa0 [ 48.828142][ T309] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 48.834051][ T309] RIP: 0033:0x7f16807e9b89 [ 48.838478][ T309] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 48.845538][ T309] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 48.853955][ T309] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=32} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 310 ./strace-static-x86_64: Process 310 attached [pid 310] set_robust_list(0x555572d0f660, 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 [pid 310] write(1, "executing program\n", 18executing program ) = 18 [pid 310] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 310] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 310] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 310] exit_group(0) = ? [ 48.861943][ T309] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 48.869941][ T309] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 48.877941][ T309] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 48.885942][ T309] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 48.893931][ T309] [ 48.896962][ T309] ---[ end trace 0000000000000000 ]--- [ 48.935384][ T310] ------------[ cut here ]------------ [ 48.940848][ T310] WARNING: CPU: 1 PID: 310 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 48.950608][ T310] Modules linked in: [ 48.954511][ T310] CPU: 1 UID: 0 PID: 310 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 48.969808][ T310] Tainted: [W]=WARN [ 48.973614][ T310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 48.983688][ T310] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 48.989640][ T310] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 49.009290][ T310] RSP: 0018:ffffc9000118faa8 EFLAGS: 00010202 [ 49.015393][ T310] RAX: 1ffffd1ffff80f6a RBX: ffffc900012188e8 RCX: ffffffff816d8c29 [ 49.023374][ T310] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07b50 [ 49.031366][ T310] RBP: ffffc9000118fb10 R08: ffffe8ffffc07b57 R09: 1ffffd1ffff80f6a [ 49.039366][ T310] R10: dffffc0000000000 R11: fffff91ffff80f6b R12: dffffc0000000000 [ 49.047373][ T310] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07b50 [ 49.055379][ T310] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 49.064319][ T310] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.070924][ T310] CR2: 0000555572d0f650 CR3: 0000000124a74000 CR4: 00000000003526b0 [ 49.078937][ T310] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.086936][ T310] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.094945][ T310] Call Trace: [ 49.098226][ T310] [ 49.101148][ T310] kvm_put_kvm+0x1100/0x12b0 [ 49.105783][ T310] ? __cfi_kvm_vm_release+0x10/0x10 [ 49.111005][ T310] kvm_vm_release+0x47/0x70 [ 49.115540][ T310] __fput+0x1fb/0xa00 [ 49.119536][ T310] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 49.125113][ T310] ____fput+0x20/0x30 [ 49.129109][ T310] task_work_run+0x1e3/0x250 [ 49.133690][ T310] ? __cfi_task_work_run+0x10/0x10 [ 49.138831][ T310] ? __kasan_check_write+0x18/0x20 [ 49.143971][ T310] do_exit+0x9b4/0x2630 [ 49.148152][ T310] ? __cfi_do_exit+0x10/0x10 [ 49.152761][ T310] ? __kasan_check_write+0x18/0x20 [ 49.157895][ T310] ? _raw_spin_lock_irq+0x8d/0x120 [ 49.163022][ T310] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 49.168590][ T310] ? zap_other_threads+0x334/0x370 [ 49.173713][ T310] do_group_exit+0x22a/0x300 [ 49.178319][ T310] __x64_sys_exit_group+0x43/0x50 [ 49.183351][ T310] x64_sys_call+0x2ed2/0x2ee0 [ 49.188055][ T310] do_syscall_64+0x58/0xf0 [ 49.192489][ T310] ? clear_bhb_loop+0x50/0xa0 [ 49.197190][ T310] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 49.203098][ T310] RIP: 0033:0x7f16807e9b89 [ 49.207524][ T310] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 49.214545][ T310] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 49.222972][ T310] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 311 ./strace-static-x86_64: Process 311 attached [pid 311] set_robust_list(0x555572d0f660, 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(3executing program ) = 0 [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] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 311] exit_group(0) = ? [ 49.230974][ T310] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 49.238987][ T310] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 49.246996][ T310] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 49.255002][ T310] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 49.262987][ T310] [ 49.266039][ 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, child_tidptr=0x555572d0f650) = 312 ./strace-static-x86_64: Process 312 attached [pid 312] set_robust_list(0x555572d0f660, 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] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 312] exit_group(0) = ? [ 49.365434][ T312] ------------[ cut here ]------------ [ 49.370905][ T312] WARNING: CPU: 1 PID: 312 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 49.380661][ T312] Modules linked in: [ 49.384567][ T312] CPU: 1 UID: 0 PID: 312 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 49.399890][ T312] Tainted: [W]=WARN [ 49.403694][ T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 49.413770][ T312] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 49.419706][ T312] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 49.439352][ T312] RSP: 0018:ffffc9000118faa8 EFLAGS: 00010202 [ 49.445454][ T312] RAX: 1ffffd1ffff80f9a RBX: ffffc9000122e8e8 RCX: ffffffff816d8c29 [ 49.453435][ T312] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07cd0 [ 49.461423][ T312] RBP: ffffc9000118fb10 R08: ffffe8ffffc07cd7 R09: 1ffffd1ffff80f9a [ 49.469424][ T312] R10: dffffc0000000000 R11: fffff91ffff80f9b R12: dffffc0000000000 [ 49.477425][ T312] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07cd0 [ 49.485437][ T312] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 49.494374][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.501043][ T312] CR2: 00007f16807ba65e CR3: 0000000129660000 CR4: 00000000003526b0 [ 49.509076][ T312] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.517103][ T312] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.525108][ T312] Call Trace: [ 49.528400][ T312] [ 49.531338][ T312] kvm_put_kvm+0x1100/0x12b0 [ 49.535961][ T312] ? __cfi_kvm_vm_release+0x10/0x10 [ 49.541179][ T312] kvm_vm_release+0x47/0x70 [ 49.545706][ T312] __fput+0x1fb/0xa00 [ 49.549712][ T312] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 49.555297][ T312] ____fput+0x20/0x30 [ 49.559299][ T312] task_work_run+0x1e3/0x250 [ 49.563904][ T312] ? __cfi_task_work_run+0x10/0x10 [ 49.569046][ T312] ? __kasan_check_write+0x18/0x20 [ 49.574170][ T312] do_exit+0x9b4/0x2630 [ 49.578354][ T312] ? __cfi_do_exit+0x10/0x10 [ 49.582968][ T312] ? __kasan_check_write+0x18/0x20 [ 49.588106][ T312] ? _raw_spin_lock_irq+0x8d/0x120 [ 49.593231][ T312] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 49.598801][ T312] ? zap_other_threads+0x334/0x370 [ 49.603930][ T312] do_group_exit+0x22a/0x300 [ 49.608558][ T312] __x64_sys_exit_group+0x43/0x50 [ 49.613594][ T312] x64_sys_call+0x2ed2/0x2ee0 [ 49.618313][ T312] do_syscall_64+0x58/0xf0 [ 49.622939][ T312] ? clear_bhb_loop+0x50/0xa0 [ 49.627641][ T312] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 49.633559][ T312] RIP: 0033:0x7f16807e9b89 [ 49.637992][ T312] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 49.645041][ T312] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 49.653472][ T312] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 313 ./strace-static-x86_64: Process 313 attached [pid 313] set_robust_list(0x555572d0f660, 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 executing program [pid 313] close(3) = 0 [pid 313] write(1, "executing program\n", 18) = 18 [pid 313] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 313] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 313] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 313] exit_group(0) = ? [ 49.661462][ T312] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 49.669458][ T312] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 49.677455][ T312] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 49.685457][ T312] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 49.693444][ T312] [ 49.696573][ T312] ---[ end trace 0000000000000000 ]--- [ 49.735429][ T313] ------------[ cut here ]------------ [ 49.740899][ T313] WARNING: CPU: 1 PID: 313 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 49.750647][ T313] Modules linked in: [ 49.754627][ T313] CPU: 1 UID: 0 PID: 313 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 49.769928][ T313] Tainted: [W]=WARN [ 49.773742][ T313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 49.783813][ T313] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 49.789742][ T313] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 49.809377][ T313] RSP: 0018:ffffc9000118faa8 EFLAGS: 00010202 [ 49.815495][ T313] RAX: 1ffffd1ffff80fca RBX: ffffc900012398e8 RCX: ffffffff816d8c29 [ 49.823475][ T313] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07e50 [ 49.831465][ T313] RBP: ffffc9000118fb10 R08: ffffe8ffffc07e57 R09: 1ffffd1ffff80fca [ 49.839485][ T313] R10: dffffc0000000000 R11: fffff91ffff80fcb R12: dffffc0000000000 [ 49.847478][ T313] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07e50 [ 49.855480][ T313] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 49.864420][ T313] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.871023][ T313] CR2: 00007f168083401d CR3: 0000000129660000 CR4: 00000000003526b0 [ 49.879048][ T313] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.887058][ T313] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.895067][ T313] Call Trace: [ 49.898349][ T313] [ 49.901276][ T313] kvm_put_kvm+0x1100/0x12b0 [ 49.905889][ T313] ? __cfi_kvm_vm_release+0x10/0x10 [ 49.911103][ T313] kvm_vm_release+0x47/0x70 [ 49.915630][ T313] __fput+0x1fb/0xa00 [ 49.919628][ T313] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 49.925211][ T313] ____fput+0x20/0x30 [ 49.929205][ T313] task_work_run+0x1e3/0x250 [ 49.933793][ T313] ? __cfi_task_work_run+0x10/0x10 [ 49.938926][ T313] ? __kasan_check_write+0x18/0x20 [ 49.944054][ T313] do_exit+0x9b4/0x2630 [ 49.948234][ T313] ? __cfi_do_exit+0x10/0x10 [ 49.952841][ T313] ? __kasan_check_write+0x18/0x20 [ 49.957974][ T313] ? _raw_spin_lock_irq+0x8d/0x120 [ 49.963094][ T313] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 49.968686][ T313] ? zap_other_threads+0x334/0x370 [ 49.973808][ T313] do_group_exit+0x22a/0x300 [ 49.978417][ T313] __x64_sys_exit_group+0x43/0x50 [ 49.983448][ T313] x64_sys_call+0x2ed2/0x2ee0 [ 49.988145][ T313] do_syscall_64+0x58/0xf0 [ 49.992570][ T313] ? clear_bhb_loop+0x50/0xa0 [ 49.997265][ T313] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 50.003195][ T313] RIP: 0033:0x7f16807e9b89 [ 50.007624][ T313] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 50.014654][ T313] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 50.023096][ T313] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 314 ./strace-static-x86_64: Process 314 attached [pid 314] set_robust_list(0x555572d0f660, 24) = 0 [pid 314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 314] setpgid(0, 0) = 0 [pid 314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 314] write(3, "1000", 4) = 4 [pid 314] close(3) = 0 [pid 314] write(1, "executing program\n", 18executing program ) = 18 [pid 314] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 314] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 314] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 314] exit_group(0) = ? [ 50.031093][ T313] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 50.039094][ T313] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 50.047100][ T313] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 50.055098][ T313] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 50.063079][ T313] [ 50.066129][ T313] ---[ end trace 0000000000000000 ]--- [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, child_tidptr=0x555572d0f650) = 315 ./strace-static-x86_64: Process 315 attached [pid 315] set_robust_list(0x555572d0f660, 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(3executing program ) = 0 [pid 315] write(1, "executing program\n", 18) = 18 [pid 315] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 315] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 315] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 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=0x555572d0f650) = 316 ./strace-static-x86_64: Process 316 attached [pid 316] set_robust_list(0x555572d0f660, 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(3) = 0 [pid 316] write(1, "executing program\n", 18executing program ) = 18 [pid 316] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 316] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 316] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 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} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 317 ./strace-static-x86_64: Process 317 attached [pid 317] set_robust_list(0x555572d0f660, 24) = 0 [pid 317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 317] setpgid(0, 0) = 0 [pid 317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 317] write(3, "1000", 4) = 4 [pid 317] close(3) = 0 executing program [pid 317] write(1, "executing program\n", 18) = 18 [pid 317] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 317] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 317] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 317] exit_group(0) = ? [ 50.265426][ T317] ------------[ cut here ]------------ [ 50.270894][ T317] WARNING: CPU: 1 PID: 317 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 50.280651][ T317] Modules linked in: [ 50.284561][ T317] CPU: 1 UID: 0 PID: 317 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 50.299889][ T317] Tainted: [W]=WARN [ 50.303720][ T317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 50.313796][ T317] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 50.319730][ T317] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 50.339465][ T317] RSP: 0018:ffffc9000106faa8 EFLAGS: 00010202 [ 50.345557][ T317] RAX: 1ffffd1ffff80ffa RBX: ffffc900012658e8 RCX: ffffffff816d8c29 [ 50.353523][ T317] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc07fd0 [ 50.361525][ T317] RBP: ffffc9000106fb10 R08: ffffe8ffffc07fd7 R09: 1ffffd1ffff80ffa [ 50.369528][ T317] R10: dffffc0000000000 R11: fffff91ffff80ffb R12: dffffc0000000000 [ 50.377539][ T317] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc07fd0 [ 50.385534][ T317] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 50.394457][ T317] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.401069][ T317] CR2: 0000555572d0f650 CR3: 0000000129660000 CR4: 00000000003526b0 [ 50.409069][ T317] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.417144][ T317] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.425153][ T317] Call Trace: [ 50.428425][ T317] [ 50.431349][ T317] kvm_put_kvm+0x1100/0x12b0 [ 50.435963][ T317] ? __cfi_kvm_vm_release+0x10/0x10 [ 50.441182][ T317] kvm_vm_release+0x47/0x70 [ 50.445749][ T317] __fput+0x1fb/0xa00 [ 50.449829][ T317] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 50.455413][ T317] ____fput+0x20/0x30 [ 50.459483][ T317] task_work_run+0x1e3/0x250 [ 50.464162][ T317] ? __cfi_task_work_run+0x10/0x10 [ 50.469313][ T317] ? __kasan_check_write+0x18/0x20 [ 50.474440][ T317] do_exit+0x9b4/0x2630 [ 50.478823][ T317] ? __cfi_do_exit+0x10/0x10 [ 50.483460][ T317] ? __kasan_check_write+0x18/0x20 [ 50.488597][ T317] ? _raw_spin_lock_irq+0x8d/0x120 [ 50.493723][ T317] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 50.499291][ T317] ? zap_other_threads+0x334/0x370 [ 50.504414][ T317] do_group_exit+0x22a/0x300 [ 50.509023][ T317] __x64_sys_exit_group+0x43/0x50 [ 50.514059][ T317] x64_sys_call+0x2ed2/0x2ee0 [ 50.518764][ T317] do_syscall_64+0x58/0xf0 [ 50.523204][ T317] ? clear_bhb_loop+0x50/0xa0 [ 50.527936][ T317] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 50.533843][ T317] RIP: 0033:0x7f16807e9b89 [ 50.538274][ T317] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 50.545409][ T317] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 50.553874][ T317] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 318 ./strace-static-x86_64: Process 318 attached [pid 318] set_robust_list(0x555572d0f660, 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", 18executing program ) = 18 [pid 318] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 318] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 318] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 318] exit_group(0) = ? [ 50.561887][ T317] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 50.569881][ T317] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 50.577923][ T317] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 50.585941][ T317] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 50.593918][ T317] [ 50.596948][ T317] ---[ end trace 0000000000000000 ]--- [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=0x555572d0f650) = 319 ./strace-static-x86_64: Process 319 attached [pid 319] set_robust_list(0x555572d0f660, 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 executing program [pid 319] write(1, "executing program\n", 18) = 18 [pid 319] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 319] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 319] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 319] exit_group(0) = ? [ 50.685327][ T319] ------------[ cut here ]------------ [ 50.690817][ T319] WARNING: CPU: 0 PID: 319 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 50.700602][ T319] Modules linked in: [ 50.704502][ T319] CPU: 0 UID: 0 PID: 319 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 50.719859][ T319] Tainted: [W]=WARN [ 50.723669][ T319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 50.733743][ T319] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 50.739689][ T319] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 50.759425][ T319] RSP: 0018:ffffc9000115faa8 EFLAGS: 00010202 [ 50.765538][ T319] RAX: 1ffffd1ffff8102a RBX: ffffc9000127b8e8 RCX: ffffffff816d8c29 [ 50.773544][ T319] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc08150 [ 50.781586][ T319] RBP: ffffc9000115fb10 R08: ffffe8ffffc08157 R09: 1ffffd1ffff8102a [ 50.789612][ T319] R10: dffffc0000000000 R11: fffff91ffff8102b R12: dffffc0000000000 [ 50.797622][ T319] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc08150 [ 50.805631][ T319] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 50.814565][ T319] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.821195][ T319] CR2: 00007f1680865110 CR3: 0000000124a74000 CR4: 00000000003526b0 [ 50.829193][ T319] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.837187][ T319] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.845198][ T319] Call Trace: [ 50.848490][ T319] [ 50.851413][ T319] kvm_put_kvm+0x1100/0x12b0 [ 50.856024][ T319] ? __cfi_kvm_vm_release+0x10/0x10 [ 50.861235][ T319] kvm_vm_release+0x47/0x70 [ 50.865758][ T319] __fput+0x1fb/0xa00 [ 50.869767][ T319] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 50.875340][ T319] ____fput+0x20/0x30 [ 50.879334][ T319] task_work_run+0x1e3/0x250 [ 50.883918][ T319] ? __cfi_task_work_run+0x10/0x10 [ 50.889053][ T319] ? __kasan_check_write+0x18/0x20 [ 50.894186][ T319] do_exit+0x9b4/0x2630 [ 50.898363][ T319] ? __cfi_do_exit+0x10/0x10 [ 50.902971][ T319] ? __kasan_check_write+0x18/0x20 [ 50.908104][ T319] ? _raw_spin_lock_irq+0x8d/0x120 [ 50.913227][ T319] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 50.918791][ T319] ? zap_other_threads+0x334/0x370 [ 50.923912][ T319] do_group_exit+0x22a/0x300 [ 50.928520][ T319] __x64_sys_exit_group+0x43/0x50 [ 50.933560][ T319] x64_sys_call+0x2ed2/0x2ee0 [ 50.938263][ T319] do_syscall_64+0x58/0xf0 [ 50.942691][ T319] ? clear_bhb_loop+0x50/0xa0 [ 50.947413][ T319] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 50.953322][ T319] RIP: 0033:0x7f16807e9b89 [ 50.957754][ T319] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 50.964801][ T319] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 50.973219][ T319] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 320 ./strace-static-x86_64: Process 320 attached [pid 320] set_robust_list(0x555572d0f660, 24) = 0 [pid 320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 320] setpgid(0, 0) = 0 [pid 320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 320] write(3, "1000", 4) = 4 [pid 320] close(3) = 0 [pid 320] write(1, "executing program\n", 18executing program ) = 18 [pid 320] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 320] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 320] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 320] exit_group(0) = ? [ 50.981201][ T319] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 50.989195][ T319] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 50.997204][ T319] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 51.005220][ T319] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 51.013195][ T319] [ 51.016224][ T319] ---[ end trace 0000000000000000 ]--- [pid 320] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 321 ./strace-static-x86_64: Process 321 attached [pid 321] set_robust_list(0x555572d0f660, 24) = 0 [pid 321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 321] setpgid(0, 0) = 0 [pid 321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 321] write(3, "1000", 4) = 4 [pid 321] close(3) = 0 [pid 321] write(1, "executing program\n", 18executing program ) = 18 [pid 321] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 321] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 321] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 321] exit_group(0) = ? [ 51.125474][ T321] ------------[ cut here ]------------ [ 51.130946][ T321] WARNING: CPU: 0 PID: 321 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 51.140722][ T321] Modules linked in: [ 51.144647][ T321] CPU: 0 UID: 0 PID: 321 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 51.159976][ T321] Tainted: [W]=WARN [ 51.163791][ T321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 51.173894][ T321] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 51.179825][ T321] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 51.199519][ T321] RSP: 0018:ffffc9000115faa8 EFLAGS: 00010202 [ 51.205646][ T321] RAX: 1ffffd1ffff8105a RBX: ffffc900012918e8 RCX: ffffffff816d8c29 [ 51.213719][ T321] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc082d0 [ 51.221756][ T321] RBP: ffffc9000115fb10 R08: ffffe8ffffc082d7 R09: 1ffffd1ffff8105a [ 51.229761][ T321] R10: dffffc0000000000 R11: fffff91ffff8105b R12: dffffc0000000000 [ 51.237767][ T321] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc082d0 [ 51.245766][ T321] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 51.254714][ T321] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.261325][ T321] CR2: 00007f1680865110 CR3: 0000000124a74000 CR4: 00000000003526b0 [ 51.269331][ T321] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.277346][ T321] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.285354][ T321] Call Trace: [ 51.288641][ T321] [ 51.291573][ T321] kvm_put_kvm+0x1100/0x12b0 [ 51.296202][ T321] ? __cfi_kvm_vm_release+0x10/0x10 [ 51.301426][ T321] kvm_vm_release+0x47/0x70 [ 51.305955][ T321] __fput+0x1fb/0xa00 [ 51.309951][ T321] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 51.315520][ T321] ____fput+0x20/0x30 [ 51.319522][ T321] task_work_run+0x1e3/0x250 [ 51.324112][ T321] ? __cfi_task_work_run+0x10/0x10 [ 51.329449][ T321] ? __kasan_check_write+0x18/0x20 [ 51.334604][ T321] do_exit+0x9b4/0x2630 [ 51.338809][ T321] ? __cfi_do_exit+0x10/0x10 [ 51.343421][ T321] ? __kasan_check_write+0x18/0x20 [ 51.348561][ T321] ? _raw_spin_lock_irq+0x8d/0x120 [ 51.353695][ T321] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 51.359286][ T321] ? zap_other_threads+0x334/0x370 [ 51.364421][ T321] do_group_exit+0x22a/0x300 [ 51.369049][ T321] __x64_sys_exit_group+0x43/0x50 [ 51.374095][ T321] x64_sys_call+0x2ed2/0x2ee0 [ 51.378805][ T321] do_syscall_64+0x58/0xf0 [ 51.383238][ T321] ? clear_bhb_loop+0x50/0xa0 [ 51.387952][ T321] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 51.393872][ T321] RIP: 0033:0x7f16807e9b89 [ 51.398317][ T321] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 51.405356][ T321] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 51.413795][ T321] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=31} --- 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=0x555572d0f650) = 322 [pid 322] set_robust_list(0x555572d0f660, 24) = 0 [pid 322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 322] setpgid(0, 0) = 0 [pid 322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 322] write(3, "1000", 4) = 4 [pid 322] close(3) = 0 [pid 322] write(1, "executing program\n", 18) = 18 executing program [pid 322] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 322] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 322] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 322] exit_group(0) = ? [ 51.421782][ T321] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 51.429778][ T321] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 51.437793][ T321] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 51.445808][ T321] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 51.453793][ T321] [ 51.456839][ T321] ---[ end trace 0000000000000000 ]--- [ 51.495515][ T322] ------------[ cut here ]------------ [ 51.500991][ T322] WARNING: CPU: 0 PID: 322 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 51.510753][ T322] Modules linked in: [ 51.514683][ T322] CPU: 0 UID: 0 PID: 322 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 51.529995][ T322] Tainted: [W]=WARN [ 51.533796][ T322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 51.543884][ T322] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 51.549825][ T322] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 51.569473][ T322] RSP: 0018:ffffc9000106faa8 EFLAGS: 00010202 [ 51.575576][ T322] RAX: 1ffffd1ffff8108a RBX: ffffc9000129c8e8 RCX: ffffffff816d8c29 [ 51.583546][ T322] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc08450 [ 51.591620][ T322] RBP: ffffc9000106fb10 R08: ffffe8ffffc08457 R09: 1ffffd1ffff8108a [ 51.599620][ T322] R10: dffffc0000000000 R11: fffff91ffff8108b R12: dffffc0000000000 [ 51.607618][ T322] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc08450 [ 51.615615][ T322] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 51.624538][ T322] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.631163][ T322] CR2: 00007f1680865110 CR3: 0000000129660000 CR4: 00000000003526b0 [ 51.639160][ T322] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.647141][ T322] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.655132][ T322] Call Trace: [ 51.658407][ T322] [ 51.661333][ T322] kvm_put_kvm+0x1100/0x12b0 [ 51.665947][ T322] ? __cfi_kvm_vm_release+0x10/0x10 [ 51.671158][ T322] kvm_vm_release+0x47/0x70 [ 51.675689][ T322] __fput+0x1fb/0xa00 [ 51.679685][ T322] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 51.685263][ T322] ____fput+0x20/0x30 [ 51.689258][ T322] task_work_run+0x1e3/0x250 [ 51.693842][ T322] ? __cfi_task_work_run+0x10/0x10 [ 51.698973][ T322] ? __kasan_check_write+0x18/0x20 [ 51.704107][ T322] do_exit+0x9b4/0x2630 [ 51.708307][ T322] ? __cfi_do_exit+0x10/0x10 [ 51.712911][ T322] ? __kasan_check_write+0x18/0x20 [ 51.718092][ T322] ? _raw_spin_lock_irq+0x8d/0x120 [ 51.723219][ T322] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 51.728785][ T322] ? zap_other_threads+0x334/0x370 [ 51.733910][ T322] do_group_exit+0x22a/0x300 [ 51.738527][ T322] __x64_sys_exit_group+0x43/0x50 [ 51.743570][ T322] x64_sys_call+0x2ed2/0x2ee0 [ 51.748284][ T322] do_syscall_64+0x58/0xf0 [ 51.752714][ T322] ? clear_bhb_loop+0x50/0xa0 [ 51.757415][ T322] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 51.763322][ T322] RIP: 0033:0x7f16807e9b89 [ 51.767753][ T322] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 51.774804][ T322] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 51.783228][ T322] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 323 ./strace-static-x86_64: Process 323 attached [pid 323] set_robust_list(0x555572d0f660, 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] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 323] exit_group(0) = ? [ 51.791224][ T322] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 51.799233][ T322] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 51.807269][ T322] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 51.815275][ T322] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 51.823256][ T322] [ 51.826290][ T322] ---[ end trace 0000000000000000 ]--- [ 51.865359][ T323] ------------[ cut here ]------------ [ 51.870826][ T323] WARNING: CPU: 1 PID: 323 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 51.880787][ T323] Modules linked in: [ 51.884721][ T323] CPU: 1 UID: 0 PID: 323 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 51.900091][ T323] Tainted: [W]=WARN [ 51.903901][ T323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 51.914026][ T323] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 51.919969][ T323] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 51.939721][ T323] RSP: 0018:ffffc9000115faa8 EFLAGS: 00010202 [ 51.945828][ T323] RAX: 1ffffd1ffff810ba RBX: ffffc900012a78e8 RCX: ffffffff816d8c29 [ 51.953800][ T323] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc085d0 [ 51.961884][ T323] RBP: ffffc9000115fb10 R08: ffffe8ffffc085d7 R09: 1ffffd1ffff810ba [ 51.969897][ T323] R10: dffffc0000000000 R11: fffff91ffff810bb R12: dffffc0000000000 [ 51.977893][ T323] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc085d0 [ 51.985913][ T323] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 51.994901][ T323] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.001497][ T323] CR2: 00007f168083401d CR3: 0000000124a74000 CR4: 00000000003526b0 [ 52.009667][ T323] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.017664][ T323] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.025664][ T323] Call Trace: [ 52.028965][ T323] [ 52.031901][ T323] kvm_put_kvm+0x1100/0x12b0 [ 52.036541][ T323] ? __cfi_kvm_vm_release+0x10/0x10 [ 52.041771][ T323] kvm_vm_release+0x47/0x70 [ 52.046304][ T323] __fput+0x1fb/0xa00 [ 52.050298][ T323] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 52.055872][ T323] ____fput+0x20/0x30 [ 52.059872][ T323] task_work_run+0x1e3/0x250 [ 52.064458][ T323] ? __cfi_task_work_run+0x10/0x10 [ 52.069618][ T323] ? __kasan_check_write+0x18/0x20 [ 52.074752][ T323] do_exit+0x9b4/0x2630 [ 52.078952][ T323] ? __cfi_do_exit+0x10/0x10 [ 52.083556][ T323] ? __kasan_check_write+0x18/0x20 [ 52.088692][ T323] ? _raw_spin_lock_irq+0x8d/0x120 [ 52.093820][ T323] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 52.099433][ T323] ? zap_other_threads+0x334/0x370 [ 52.104570][ T323] do_group_exit+0x22a/0x300 [ 52.109295][ T323] __x64_sys_exit_group+0x43/0x50 [ 52.114339][ T323] x64_sys_call+0x2ed2/0x2ee0 [ 52.119052][ T323] do_syscall_64+0x58/0xf0 [ 52.123522][ T323] ? clear_bhb_loop+0x50/0xa0 [ 52.128218][ T323] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.134143][ T323] RIP: 0033:0x7f16807e9b89 [ 52.138590][ T323] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 52.145633][ T323] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 52.154058][ T323] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=32} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 324 ./strace-static-x86_64: Process 324 attached [pid 324] set_robust_list(0x555572d0f660, 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(3executing program ) = 0 [pid 324] write(1, "executing program\n", 18) = 18 [pid 324] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 324] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 324] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 324] exit_group(0) = ? [ 52.162048][ T323] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 52.170043][ T323] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 52.178041][ T323] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 52.186055][ T323] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 52.194049][ T323] [ 52.197111][ 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, child_tidptr=0x555572d0f650) = 325 ./strace-static-x86_64: Process 325 attached [pid 325] set_robust_list(0x555572d0f660, 24) = 0 [pid 325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 325] setpgid(0, 0) = 0 [pid 325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 325] write(3, "1000", 4) = 4 [pid 325] close(3) = 0 [pid 325] write(1, "executing program\n", 18executing program ) = 18 [pid 325] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 325] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 325] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 325] exit_group(0) = ? [ 52.285388][ T325] ------------[ cut here ]------------ [ 52.290876][ T325] WARNING: CPU: 0 PID: 325 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 52.300655][ T325] Modules linked in: [ 52.304573][ T325] CPU: 0 UID: 0 PID: 325 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 52.319897][ T325] Tainted: [W]=WARN [ 52.323711][ T325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 52.333784][ T325] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 52.339730][ T325] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 52.359375][ T325] RSP: 0018:ffffc9000115faa8 EFLAGS: 00010202 [ 52.365483][ T325] RAX: 1ffffd1ffff810ea RBX: ffffc900012bd8e8 RCX: ffffffff816d8c29 [ 52.373454][ T325] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc08750 [ 52.381475][ T325] RBP: ffffc9000115fb10 R08: ffffe8ffffc08757 R09: 1ffffd1ffff810ea [ 52.389477][ T325] R10: dffffc0000000000 R11: fffff91ffff810eb R12: dffffc0000000000 [ 52.397481][ T325] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc08750 [ 52.405500][ T325] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 52.414434][ T325] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.421050][ T325] CR2: 00007f1680865110 CR3: 0000000124a74000 CR4: 00000000003526b0 [ 52.429056][ T325] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.437050][ T325] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.445052][ T325] Call Trace: [ 52.448326][ T325] [ 52.451249][ T325] kvm_put_kvm+0x1100/0x12b0 [ 52.455862][ T325] ? __cfi_kvm_vm_release+0x10/0x10 [ 52.461081][ T325] kvm_vm_release+0x47/0x70 [ 52.465604][ T325] __fput+0x1fb/0xa00 [ 52.469597][ T325] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 52.475169][ T325] ____fput+0x20/0x30 [ 52.479161][ T325] task_work_run+0x1e3/0x250 [ 52.483743][ T325] ? __cfi_task_work_run+0x10/0x10 [ 52.488874][ T325] ? __kasan_check_write+0x18/0x20 [ 52.493995][ T325] do_exit+0x9b4/0x2630 [ 52.498167][ T325] ? __cfi_do_exit+0x10/0x10 [ 52.502819][ T325] ? __kasan_check_write+0x18/0x20 [ 52.507965][ T325] ? _raw_spin_lock_irq+0x8d/0x120 [ 52.513092][ T325] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 52.518662][ T325] ? zap_other_threads+0x334/0x370 [ 52.523788][ T325] do_group_exit+0x22a/0x300 [ 52.528397][ T325] __x64_sys_exit_group+0x43/0x50 [ 52.533437][ T325] x64_sys_call+0x2ed2/0x2ee0 [ 52.538164][ T325] do_syscall_64+0x58/0xf0 [ 52.542598][ T325] ? clear_bhb_loop+0x50/0xa0 [ 52.547321][ T325] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.553233][ T325] RIP: 0033:0x7f16807e9b89 [ 52.557668][ T325] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 52.564691][ T325] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 52.573125][ T325] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 326 ./strace-static-x86_64: Process 326 attached [pid 326] set_robust_list(0x555572d0f660, 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(3executing program ) = 0 [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] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 326] exit_group(0) = ? [ 52.581122][ T325] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 52.589099][ T325] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 52.597094][ T325] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 52.605085][ T325] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 52.613067][ T325] [ 52.616098][ T325] ---[ end trace 0000000000000000 ]--- [ 52.655453][ T326] ------------[ cut here ]------------ [ 52.660937][ T326] WARNING: CPU: 0 PID: 326 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 52.670701][ T326] Modules linked in: [ 52.674625][ T326] CPU: 0 UID: 0 PID: 326 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 52.689922][ T326] Tainted: [W]=WARN [ 52.693725][ T326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 52.703794][ T326] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 52.709725][ T326] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 52.729415][ T326] RSP: 0018:ffffc9000106faa8 EFLAGS: 00010202 [ 52.735528][ T326] RAX: 1ffffd1ffff8111a RBX: ffffc900012c88e8 RCX: ffffffff816d8c29 [ 52.743511][ T326] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc088d0 [ 52.751513][ T326] RBP: ffffc9000106fb10 R08: ffffe8ffffc088d7 R09: 1ffffd1ffff8111a [ 52.759546][ T326] R10: dffffc0000000000 R11: fffff91ffff8111b R12: dffffc0000000000 [ 52.767552][ T326] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc088d0 [ 52.775554][ T326] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 52.784495][ T326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.791110][ T326] CR2: 00007f1680865110 CR3: 0000000124a74000 CR4: 00000000003526b0 [ 52.799117][ T326] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.807116][ T326] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.815116][ T326] Call Trace: [ 52.818397][ T326] [ 52.821319][ T326] kvm_put_kvm+0x1100/0x12b0 [ 52.825928][ T326] ? __cfi_kvm_vm_release+0x10/0x10 [ 52.831139][ T326] kvm_vm_release+0x47/0x70 [ 52.835670][ T326] __fput+0x1fb/0xa00 [ 52.839678][ T326] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 52.845255][ T326] ____fput+0x20/0x30 [ 52.849249][ T326] task_work_run+0x1e3/0x250 [ 52.853832][ T326] ? __cfi_task_work_run+0x10/0x10 [ 52.858967][ T326] ? __kasan_check_write+0x18/0x20 [ 52.864094][ T326] do_exit+0x9b4/0x2630 [ 52.868272][ T326] ? __cfi_do_exit+0x10/0x10 [ 52.872875][ T326] ? __kasan_check_write+0x18/0x20 [ 52.878004][ T326] ? _raw_spin_lock_irq+0x8d/0x120 [ 52.883127][ T326] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 52.888682][ T326] ? zap_other_threads+0x334/0x370 [ 52.893804][ T326] do_group_exit+0x22a/0x300 [ 52.898412][ T326] __x64_sys_exit_group+0x43/0x50 [ 52.903454][ T326] x64_sys_call+0x2ed2/0x2ee0 [ 52.908160][ T326] do_syscall_64+0x58/0xf0 [ 52.912590][ T326] ? clear_bhb_loop+0x50/0xa0 [ 52.917300][ T326] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.923209][ T326] RIP: 0033:0x7f16807e9b89 [ 52.927639][ T326] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 52.934668][ T326] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 52.943099][ T326] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 327 ./strace-static-x86_64: Process 327 attached [pid 327] set_robust_list(0x555572d0f660, 24) = 0 [pid 327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 327] setpgid(0, 0) = 0 [pid 327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 327] write(3, "1000", 4) = 4 [pid 327] close(3) = 0 [pid 327] write(1, "executing program\n", 18executing program ) = 18 [pid 327] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 327] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 327] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 327] exit_group(0) = ? [ 52.951104][ T326] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 52.959102][ T326] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 52.967108][ T326] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 52.975107][ T326] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 52.983103][ T326] [ 52.986136][ T326] ---[ end trace 0000000000000000 ]--- [ 53.025424][ T327] ------------[ cut here ]------------ [ 53.030895][ T327] WARNING: CPU: 0 PID: 327 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 53.040655][ T327] Modules linked in: [ 53.044563][ T327] CPU: 0 UID: 0 PID: 327 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 53.059862][ T327] Tainted: [W]=WARN [ 53.063669][ T327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 53.073744][ T327] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 53.079684][ T327] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 53.099343][ T327] RSP: 0018:ffffc9000106faa8 EFLAGS: 00010202 [ 53.105445][ T327] RAX: 1ffffd1ffff8114a RBX: ffffc900012d38e8 RCX: ffffffff816d8c29 [ 53.113413][ T327] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc08a50 [ 53.121413][ T327] RBP: ffffc9000106fb10 R08: ffffe8ffffc08a57 R09: 1ffffd1ffff8114a [ 53.129425][ T327] R10: dffffc0000000000 R11: fffff91ffff8114b R12: dffffc0000000000 [ 53.137414][ T327] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc08a50 [ 53.145411][ T327] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 53.154343][ T327] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.160947][ T327] CR2: 00007f1680865110 CR3: 0000000124a74000 CR4: 00000000003526b0 [ 53.168959][ T327] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.176956][ T327] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.184961][ T327] Call Trace: [ 53.188247][ T327] [ 53.191184][ T327] kvm_put_kvm+0x1100/0x12b0 [ 53.195802][ T327] ? __cfi_kvm_vm_release+0x10/0x10 [ 53.201019][ T327] kvm_vm_release+0x47/0x70 [ 53.205543][ T327] __fput+0x1fb/0xa00 [ 53.209544][ T327] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 53.215130][ T327] ____fput+0x20/0x30 [ 53.219125][ T327] task_work_run+0x1e3/0x250 [ 53.223707][ T327] ? __cfi_task_work_run+0x10/0x10 [ 53.228842][ T327] ? __kasan_check_write+0x18/0x20 [ 53.233973][ T327] do_exit+0x9b4/0x2630 [ 53.238153][ T327] ? __cfi_do_exit+0x10/0x10 [ 53.242756][ T327] ? __kasan_check_write+0x18/0x20 [ 53.247887][ T327] ? _raw_spin_lock_irq+0x8d/0x120 [ 53.253044][ T327] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 53.258610][ T327] ? zap_other_threads+0x334/0x370 [ 53.263734][ T327] do_group_exit+0x22a/0x300 [ 53.268342][ T327] __x64_sys_exit_group+0x43/0x50 [ 53.273402][ T327] x64_sys_call+0x2ed2/0x2ee0 [ 53.278137][ T327] do_syscall_64+0x58/0xf0 [ 53.282619][ T327] ? clear_bhb_loop+0x50/0xa0 [ 53.287337][ T327] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.293267][ T327] RIP: 0033:0x7f16807e9b89 [ 53.297702][ T327] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 53.304725][ T327] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 53.313248][ T327] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 328 ./strace-static-x86_64: Process 328 attached [pid 328] set_robust_list(0x555572d0f660, 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 [pid 328] write(1, "executing program\n", 18executing program ) = 18 [pid 328] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 328] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 328] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 328] exit_group(0) = ? [ 53.321271][ T327] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 53.329267][ T327] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 53.337272][ T327] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 53.345284][ T327] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 53.353282][ T327] [ 53.356338][ T327] ---[ end trace 0000000000000000 ]--- [ 53.395425][ T328] ------------[ cut here ]------------ [ 53.400902][ T328] WARNING: CPU: 0 PID: 328 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 53.410691][ T328] Modules linked in: [ 53.414604][ T328] CPU: 0 UID: 0 PID: 328 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 53.429918][ T328] Tainted: [W]=WARN [ 53.433728][ T328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 53.443804][ T328] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 53.449747][ T328] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 53.469412][ T328] RSP: 0018:ffffc9000106faa8 EFLAGS: 00010202 [ 53.475519][ T328] RAX: 1ffffd1ffff8117a RBX: ffffc900012de8e8 RCX: ffffffff816d8c29 [ 53.483581][ T328] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc08bd0 [ 53.491588][ T328] RBP: ffffc9000106fb10 R08: ffffe8ffffc08bd7 R09: 1ffffd1ffff8117a [ 53.499673][ T328] R10: dffffc0000000000 R11: fffff91ffff8117b R12: dffffc0000000000 [ 53.507670][ T328] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc08bd0 [ 53.515673][ T328] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 53.524625][ T328] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.531245][ T328] CR2: 00007f1680865110 CR3: 0000000124a74000 CR4: 00000000003526b0 [ 53.539252][ T328] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.547249][ T328] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.555252][ T328] Call Trace: [ 53.558542][ T328] [ 53.561466][ T328] kvm_put_kvm+0x1100/0x12b0 [ 53.566074][ T328] ? __cfi_kvm_vm_release+0x10/0x10 [ 53.571286][ T328] kvm_vm_release+0x47/0x70 [ 53.575825][ T328] __fput+0x1fb/0xa00 [ 53.579812][ T328] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 53.585389][ T328] ____fput+0x20/0x30 [ 53.589387][ T328] task_work_run+0x1e3/0x250 [ 53.593970][ T328] ? __cfi_task_work_run+0x10/0x10 [ 53.599100][ T328] ? __kasan_check_write+0x18/0x20 [ 53.604229][ T328] do_exit+0x9b4/0x2630 [ 53.608407][ T328] ? __cfi_do_exit+0x10/0x10 [ 53.613028][ T328] ? __kasan_check_write+0x18/0x20 [ 53.618157][ T328] ? _raw_spin_lock_irq+0x8d/0x120 [ 53.623282][ T328] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 53.628847][ T328] ? zap_other_threads+0x334/0x370 [ 53.633969][ T328] do_group_exit+0x22a/0x300 [ 53.638580][ T328] __x64_sys_exit_group+0x43/0x50 [ 53.643618][ T328] x64_sys_call+0x2ed2/0x2ee0 [ 53.648321][ T328] do_syscall_64+0x58/0xf0 [ 53.652749][ T328] ? clear_bhb_loop+0x50/0xa0 [ 53.657446][ T328] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.663360][ T328] RIP: 0033:0x7f16807e9b89 [ 53.667794][ T328] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 53.674828][ T328] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 53.683237][ T328] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 329 ./strace-static-x86_64: Process 329 attached [pid 329] set_robust_list(0x555572d0f660, 24) = 0 [pid 329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 329] setpgid(0, 0) = 0 [pid 329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 329] write(3, "1000", 4) = 4 [pid 329] close(3) = 0 executing program [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] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 329] exit_group(0) = ? [ 53.691235][ T328] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 53.699250][ T328] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 53.707254][ T328] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 53.715288][ T328] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 53.723260][ T328] [ 53.726295][ T328] ---[ end trace 0000000000000000 ]--- [ 53.765382][ T329] ------------[ cut here ]------------ [ 53.770845][ T329] WARNING: CPU: 1 PID: 329 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 53.780629][ T329] Modules linked in: [ 53.784550][ T329] CPU: 1 UID: 0 PID: 329 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 53.799940][ T329] Tainted: [W]=WARN [ 53.803745][ T329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 53.813814][ T329] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 53.819833][ T329] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 53.839491][ T329] RSP: 0018:ffffc9000118faa8 EFLAGS: 00010202 [ 53.845590][ T329] RAX: 1ffffd1ffff811aa RBX: ffffc900012e98e8 RCX: ffffffff816d8c29 [ 53.853560][ T329] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc08d50 [ 53.861559][ T329] RBP: ffffc9000118fb10 R08: ffffe8ffffc08d57 R09: 1ffffd1ffff811aa [ 53.869555][ T329] R10: dffffc0000000000 R11: fffff91ffff811ab R12: dffffc0000000000 [ 53.877549][ T329] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc08d50 [ 53.885546][ T329] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 53.894469][ T329] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.901084][ T329] CR2: 00007f168083401d CR3: 0000000129660000 CR4: 00000000003526b0 [ 53.909088][ T329] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.917087][ T329] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.925085][ T329] Call Trace: [ 53.928366][ T329] [ 53.931310][ T329] kvm_put_kvm+0x1100/0x12b0 [ 53.935931][ T329] ? __cfi_kvm_vm_release+0x10/0x10 [ 53.941146][ T329] kvm_vm_release+0x47/0x70 [ 53.945695][ T329] __fput+0x1fb/0xa00 [ 53.949694][ T329] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 53.955272][ T329] ____fput+0x20/0x30 [ 53.959300][ T329] task_work_run+0x1e3/0x250 [ 53.963907][ T329] ? __cfi_task_work_run+0x10/0x10 [ 53.969064][ T329] ? __kasan_check_write+0x18/0x20 [ 53.974194][ T329] do_exit+0x9b4/0x2630 [ 53.978370][ T329] ? __cfi_do_exit+0x10/0x10 [ 53.982970][ T329] ? __kasan_check_write+0x18/0x20 [ 53.988116][ T329] ? _raw_spin_lock_irq+0x8d/0x120 [ 53.993245][ T329] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 53.998818][ T329] ? zap_other_threads+0x334/0x370 [ 54.003945][ T329] do_group_exit+0x22a/0x300 [ 54.008623][ T329] __x64_sys_exit_group+0x43/0x50 [ 54.013729][ T329] x64_sys_call+0x2ed2/0x2ee0 [ 54.018459][ T329] do_syscall_64+0x58/0xf0 [ 54.022888][ T329] ? clear_bhb_loop+0x50/0xa0 [ 54.027613][ T329] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 54.033531][ T329] RIP: 0033:0x7f16807e9b89 [ 54.037959][ T329] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 54.045010][ T329] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 54.053440][ T329] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 330 attached , child_tidptr=0x555572d0f650) = 330 [pid 330] set_robust_list(0x555572d0f660, 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] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 330] exit_group(0) = ? [ 54.061437][ T329] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 54.069442][ T329] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 54.077508][ T329] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 54.085525][ T329] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 54.093516][ T329] [ 54.096584][ T329] ---[ end trace 0000000000000000 ]--- [ 54.145380][ T330] ------------[ cut here ]------------ [ 54.150851][ T330] WARNING: CPU: 1 PID: 330 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 54.160605][ T330] Modules linked in: [ 54.164513][ T330] CPU: 1 UID: 0 PID: 330 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 54.179816][ T330] Tainted: [W]=WARN [ 54.183627][ T330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 54.193709][ T330] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 54.199648][ T330] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 54.219304][ T330] RSP: 0018:ffffc9000115faa8 EFLAGS: 00010202 [ 54.225405][ T330] RAX: 1ffffd1ffff811da RBX: ffffc900012f48e8 RCX: ffffffff816d8c29 [ 54.233381][ T330] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc08ed0 [ 54.241378][ T330] RBP: ffffc9000115fb10 R08: ffffe8ffffc08ed7 R09: 1ffffd1ffff811da [ 54.249378][ T330] R10: dffffc0000000000 R11: fffff91ffff811db R12: dffffc0000000000 [ 54.257391][ T330] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc08ed0 [ 54.265392][ T330] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 54.274317][ T330] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.281022][ T330] CR2: 00007f1680865110 CR3: 0000000124a74000 CR4: 00000000003526b0 [ 54.289019][ T330] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.297031][ T330] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.305047][ T330] Call Trace: [ 54.308322][ T330] [ 54.311246][ T330] kvm_put_kvm+0x1100/0x12b0 [ 54.315880][ T330] ? __cfi_kvm_vm_release+0x10/0x10 [ 54.321095][ T330] kvm_vm_release+0x47/0x70 [ 54.325628][ T330] __fput+0x1fb/0xa00 [ 54.329626][ T330] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 54.335219][ T330] ____fput+0x20/0x30 [ 54.339234][ T330] task_work_run+0x1e3/0x250 [ 54.343826][ T330] ? __cfi_task_work_run+0x10/0x10 [ 54.348962][ T330] ? __kasan_check_write+0x18/0x20 [ 54.354091][ T330] do_exit+0x9b4/0x2630 [ 54.358265][ T330] ? __cfi_do_exit+0x10/0x10 [ 54.362970][ T330] ? __kasan_check_write+0x18/0x20 [ 54.368097][ T330] ? _raw_spin_lock_irq+0x8d/0x120 [ 54.373225][ T330] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 54.378783][ T330] ? zap_other_threads+0x334/0x370 [ 54.383904][ T330] do_group_exit+0x22a/0x300 [ 54.388520][ T330] __x64_sys_exit_group+0x43/0x50 [ 54.393647][ T330] x64_sys_call+0x2ed2/0x2ee0 [ 54.398359][ T330] do_syscall_64+0x58/0xf0 [ 54.402796][ T330] ? clear_bhb_loop+0x50/0xa0 [ 54.407503][ T330] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 54.413502][ T330] RIP: 0033:0x7f16807e9b89 [ 54.417949][ T330] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 54.425012][ T330] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 54.433437][ T330] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 331 ./strace-static-x86_64: Process 331 attached [pid 331] set_robust_list(0x555572d0f660, 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(3executing program ) = 0 [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] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 331] exit_group(0) = ? [ 54.441430][ T330] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 54.449431][ T330] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 54.457429][ T330] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 54.465431][ T330] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 54.473404][ T330] [ 54.476467][ T330] ---[ end trace 0000000000000000 ]--- [ 54.515471][ T331] ------------[ cut here ]------------ [ 54.520957][ T331] WARNING: CPU: 0 PID: 331 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 54.530728][ T331] Modules linked in: [ 54.534657][ T331] CPU: 0 UID: 0 PID: 331 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 54.549957][ T331] Tainted: [W]=WARN [ 54.553764][ T331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 54.563837][ T331] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 54.569768][ T331] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 54.589431][ T331] RSP: 0018:ffffc9000118faa8 EFLAGS: 00010202 [ 54.595523][ T331] RAX: 1ffffd1ffff8120a RBX: ffffc900012ff8e8 RCX: ffffffff816d8c29 [ 54.603494][ T331] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc09050 [ 54.611502][ T331] RBP: ffffc9000118fb10 R08: ffffe8ffffc09057 R09: 1ffffd1ffff8120a [ 54.619530][ T331] R10: dffffc0000000000 R11: fffff91ffff8120b R12: dffffc0000000000 [ 54.627532][ T331] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc09050 [ 54.635534][ T331] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 54.644461][ T331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.651067][ T331] CR2: 00007f1680865110 CR3: 0000000129660000 CR4: 00000000003526b0 [ 54.659063][ T331] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.667052][ T331] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.675050][ T331] Call Trace: [ 54.678326][ T331] [ 54.681314][ T331] kvm_put_kvm+0x1100/0x12b0 [ 54.686016][ T331] ? __cfi_kvm_vm_release+0x10/0x10 [ 54.691236][ T331] kvm_vm_release+0x47/0x70 [ 54.695772][ T331] __fput+0x1fb/0xa00 [ 54.699772][ T331] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 54.705349][ T331] ____fput+0x20/0x30 [ 54.709347][ T331] task_work_run+0x1e3/0x250 [ 54.713971][ T331] ? __cfi_task_work_run+0x10/0x10 [ 54.719106][ T331] ? __kasan_check_write+0x18/0x20 [ 54.724237][ T331] do_exit+0x9b4/0x2630 [ 54.728418][ T331] ? __cfi_do_exit+0x10/0x10 [ 54.733024][ T331] ? __kasan_check_write+0x18/0x20 [ 54.738164][ T331] ? _raw_spin_lock_irq+0x8d/0x120 [ 54.743297][ T331] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 54.748862][ T331] ? zap_other_threads+0x334/0x370 [ 54.753991][ T331] do_group_exit+0x22a/0x300 [ 54.758603][ T331] __x64_sys_exit_group+0x43/0x50 [ 54.763641][ T331] x64_sys_call+0x2ed2/0x2ee0 [ 54.768353][ T331] do_syscall_64+0x58/0xf0 [ 54.772778][ T331] ? clear_bhb_loop+0x50/0xa0 [ 54.777489][ T331] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 54.783394][ T331] RIP: 0033:0x7f16807e9b89 [ 54.787824][ T331] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 54.794869][ T331] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 54.803291][ T331] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=31} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 332 ./strace-static-x86_64: Process 332 attached [pid 332] set_robust_list(0x555572d0f660, 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 [pid 332] write(1, "executing program\n", 18executing program ) = 18 [pid 332] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 332] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 332] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 332] exit_group(0) = ? [ 54.811303][ T331] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 54.819303][ T331] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 54.827316][ T331] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 54.835317][ T331] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 54.843299][ T331] [ 54.846329][ T331] ---[ end trace 0000000000000000 ]--- [pid 332] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 333 ./strace-static-x86_64: Process 333 attached [pid 333] set_robust_list(0x555572d0f660, 24) = 0 [pid 333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 333] setpgid(0, 0) = 0 [pid 333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 333] write(3, "1000", 4) = 4 [pid 333] close(3) = 0 executing program [pid 333] write(1, "executing program\n", 18) = 18 [pid 333] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 333] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 333] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 333] exit_group(0) = ? [ 54.935470][ T333] ------------[ cut here ]------------ [ 54.940947][ T333] WARNING: CPU: 0 PID: 333 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 54.950693][ T333] Modules linked in: [ 54.954628][ T333] CPU: 0 UID: 0 PID: 333 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 54.969937][ T333] Tainted: [W]=WARN [ 54.973748][ T333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 54.983836][ T333] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 54.989777][ T333] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 55.009439][ T333] RSP: 0018:ffffc9000115faa8 EFLAGS: 00010202 [ 55.015544][ T333] RAX: 1ffffd1ffff8123a RBX: ffffc900013158e8 RCX: ffffffff816d8c29 [ 55.023528][ T333] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc091d0 [ 55.031524][ T333] RBP: ffffc9000115fb10 R08: ffffe8ffffc091d7 R09: 1ffffd1ffff8123a [ 55.039539][ T333] R10: dffffc0000000000 R11: fffff91ffff8123b R12: dffffc0000000000 [ 55.047556][ T333] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc091d0 [ 55.055575][ T333] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 55.064522][ T333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.071149][ T333] CR2: 00007f1680865110 CR3: 0000000129660000 CR4: 00000000003526b0 [ 55.079177][ T333] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.087221][ T333] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.095227][ T333] Call Trace: [ 55.098518][ T333] [ 55.101446][ T333] kvm_put_kvm+0x1100/0x12b0 [ 55.106064][ T333] ? __cfi_kvm_vm_release+0x10/0x10 [ 55.111292][ T333] kvm_vm_release+0x47/0x70 [ 55.115823][ T333] __fput+0x1fb/0xa00 [ 55.119821][ T333] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 55.125396][ T333] ____fput+0x20/0x30 [ 55.129395][ T333] task_work_run+0x1e3/0x250 [ 55.134028][ T333] ? __cfi_task_work_run+0x10/0x10 [ 55.139174][ T333] ? __kasan_check_write+0x18/0x20 [ 55.144311][ T333] do_exit+0x9b4/0x2630 [ 55.148495][ T333] ? __cfi_do_exit+0x10/0x10 [ 55.153094][ T333] ? __kasan_check_write+0x18/0x20 [ 55.158227][ T333] ? _raw_spin_lock_irq+0x8d/0x120 [ 55.163353][ T333] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 55.168936][ T333] ? zap_other_threads+0x334/0x370 [ 55.174061][ T333] do_group_exit+0x22a/0x300 [ 55.178678][ T333] __x64_sys_exit_group+0x43/0x50 [ 55.183716][ T333] x64_sys_call+0x2ed2/0x2ee0 [ 55.188426][ T333] do_syscall_64+0x58/0xf0 [ 55.192858][ T333] ? clear_bhb_loop+0x50/0xa0 [ 55.197563][ T333] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 55.203474][ T333] RIP: 0033:0x7f16807e9b89 [ 55.207931][ T333] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 55.214979][ T333] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 55.223402][ T333] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 334 ./strace-static-x86_64: Process 334 attached [pid 334] set_robust_list(0x555572d0f660, 24) = 0 [pid 334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 334] setpgid(0, 0) = 0 [pid 334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 334] write(3, "1000", 4) = 4 [pid 334] close(3) = 0 [pid 334] write(1, "executing program\n", 18executing program ) = 18 [pid 334] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 334] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 334] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 334] exit_group(0) = ? [ 55.231412][ T333] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 55.239416][ T333] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 55.247454][ T333] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 55.255519][ T333] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 55.263513][ T333] [ 55.266562][ T333] ---[ end trace 0000000000000000 ]--- [ 55.305385][ T334] ------------[ cut here ]------------ [ 55.310866][ T334] WARNING: CPU: 0 PID: 334 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 55.320616][ T334] Modules linked in: [ 55.324517][ T334] CPU: 0 UID: 0 PID: 334 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 55.339827][ T334] Tainted: [W]=WARN [ 55.343670][ T334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 55.353742][ T334] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 55.359683][ T334] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 55.379326][ T334] RSP: 0018:ffffc9000115faa8 EFLAGS: 00010202 [ 55.385417][ T334] RAX: 1ffffd1ffff8126a RBX: ffffc900013208e8 RCX: ffffffff816d8c29 [ 55.393389][ T334] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc09350 [ 55.401377][ T334] RBP: ffffc9000115fb10 R08: ffffe8ffffc09357 R09: 1ffffd1ffff8126a [ 55.409375][ T334] R10: dffffc0000000000 R11: fffff91ffff8126b R12: dffffc0000000000 [ 55.417465][ T334] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc09350 [ 55.425467][ T334] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 55.434394][ T334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.441000][ T334] CR2: 00007f1680865110 CR3: 0000000129660000 CR4: 00000000003526b0 [ 55.449010][ T334] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.457036][ T334] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.465066][ T334] Call Trace: [ 55.468347][ T334] [ 55.471274][ T334] kvm_put_kvm+0x1100/0x12b0 [ 55.475904][ T334] ? __cfi_kvm_vm_release+0x10/0x10 [ 55.481119][ T334] kvm_vm_release+0x47/0x70 [ 55.485725][ T334] __fput+0x1fb/0xa00 [ 55.489734][ T334] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 55.495323][ T334] ____fput+0x20/0x30 [ 55.499320][ T334] task_work_run+0x1e3/0x250 [ 55.503905][ T334] ? __cfi_task_work_run+0x10/0x10 [ 55.509054][ T334] ? __kasan_check_write+0x18/0x20 [ 55.514298][ T334] do_exit+0x9b4/0x2630 [ 55.518482][ T334] ? __cfi_do_exit+0x10/0x10 [ 55.523087][ T334] ? __kasan_check_write+0x18/0x20 [ 55.528247][ T334] ? _raw_spin_lock_irq+0x8d/0x120 [ 55.533374][ T334] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 55.538941][ T334] ? zap_other_threads+0x334/0x370 [ 55.544064][ T334] do_group_exit+0x22a/0x300 [ 55.548684][ T334] __x64_sys_exit_group+0x43/0x50 [ 55.553718][ T334] x64_sys_call+0x2ed2/0x2ee0 [ 55.558436][ T334] do_syscall_64+0x58/0xf0 [ 55.562867][ T334] ? clear_bhb_loop+0x50/0xa0 [ 55.567564][ T334] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 55.573473][ T334] RIP: 0033:0x7f16807e9b89 [ 55.577948][ T334] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 55.584987][ T334] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 55.593419][ T334] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89 [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=30} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555572d0f650) = 335 ./strace-static-x86_64: Process 335 attached [pid 335] set_robust_list(0x555572d0f660, 24) = 0 [pid 335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 335] setpgid(0, 0) = 0 [pid 335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 335] write(3, "1000", 4) = 4 [pid 335] close(3) = 0 [pid 335] write(1, "executing program\n", 18executing program ) = 18 [pid 335] openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 [pid 335] ioctl(3, KVM_CREATE_VM, 0) = 4 [pid 335] ioctl(4, KVM_CREATE_IRQCHIP, 0) = 0 [pid 335] exit_group(0) = ? [ 55.601468][ T334] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 55.609483][ T334] RBP: 00007f16808642b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 55.617488][ T334] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f16808642b0 [ 55.625489][ T334] R13: 0000000000000000 R14: 00007f1680864d00 R15: 00007f16807bade0 [ 55.633461][ T334] [ 55.636502][ T334] ---[ end trace 0000000000000000 ]--- [ 55.665522][ T335] ------------[ cut here ]------------ [ 55.670992][ T335] WARNING: CPU: 1 PID: 335 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 [ 55.680753][ T335] Modules linked in: [ 55.684656][ T335] CPU: 1 UID: 0 PID: 335 Comm: syz-executor556 Tainted: G W 6.12.30-syzkaller-ga76eb2b67bde #0 8824182ce8c593946fea7a5d8bf7bacf32ac00e2 [ 55.699953][ T335] Tainted: [W]=WARN [ 55.703761][ T335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 55.713846][ T335] RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 [ 55.719787][ T335] Code: 00 48 8b 5d a0 74 08 48 89 df e8 a2 18 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 98 7f 1a 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0 [ 55.739430][ T335] RSP: 0018:ffffc9000115faa8 EFLAGS: 00010202 [ 55.745532][ T335] RAX: 1ffffd1ffff8129a RBX: ffffc9000132b8e8 RCX: ffffffff816d8c29 [ 55.753505][ T335] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc094d0 [ 55.761511][ T335] RBP: ffffc9000115fb10 R08: ffffe8ffffc094d7 R09: 1ffffd1ffff8129a [ 55.769517][ T335] R10: dffffc0000000000 R11: fffff91ffff8129b R12: dffffc0000000000 [ 55.777515][ T335] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc094d0 [ 55.785518][ T335] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 55.794446][ T335] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.801313][ T335] CR2: 0000555572d0f650 CR3: 0000000124a74000 CR4: 00000000003526b0 [ 55.809323][ T335] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.817316][ T335] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.825316][ T335] Call Trace: [ 55.828591][ T335] [ 55.831516][ T335] kvm_put_kvm+0x1100/0x12b0 [ 55.836138][ T335] ? __cfi_kvm_vm_release+0x10/0x10 [ 55.841358][ T335] kvm_vm_release+0x47/0x70 [ 55.845881][ T335] __fput+0x1fb/0xa00 [ 55.849882][ T335] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 55.855460][ T335] ____fput+0x20/0x30 [ 55.859471][ T335] task_work_run+0x1e3/0x250 [ 55.864058][ T335] ? __cfi_task_work_run+0x10/0x10 [ 55.869206][ T335] ? __kasan_check_write+0x18/0x20 [ 55.874337][ T335] do_exit+0x9b4/0x2630 [ 55.878511][ T335] ? __cfi_do_exit+0x10/0x10 [ 55.883111][ T335] ? __kasan_check_write+0x18/0x20 [ 55.888252][ T335] ? _raw_spin_lock_irq+0x8d/0x120 [ 55.893375][ T335] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 55.898936][ T335] ? zap_other_threads+0x334/0x370 [ 55.904057][ T335] do_group_exit+0x22a/0x300 [ 55.908668][ T335] __x64_sys_exit_group+0x43/0x50 [ 55.913705][ T335] x64_sys_call+0x2ed2/0x2ee0 [ 55.918407][ T335] do_syscall_64+0x58/0xf0 [ 55.922835][ T335] ? clear_bhb_loop+0x50/0xa0 [ 55.927531][ T335] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 55.933439][ T335] RIP: 0033:0x7f16807e9b89 [ 55.937871][ T335] Code: Unable to access opcode bytes at 0x7f16807e9b5f. [ 55.944907][ T335] RSP: 002b:00007fff789b0a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 55.953314][ T335] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16807e9b89