./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3265476973 <...> Warning: Permanently added '10.128.0.232' (ED25519) to the list of known hosts. execve("./syz-executor3265476973", ["./syz-executor3265476973"], 0x7ffc39dd6c10 /* 10 vars */) = 0 brk(NULL) = 0x55558a05f000 brk(0x55558a05fd00) = 0x55558a05fd00 arch_prctl(ARCH_SET_FS, 0x55558a05f380) = 0 set_tid_address(0x55558a05f650) = 5848 set_robust_list(0x55558a05f660, 24) = 0 rseq(0x55558a05fca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3265476973", 4096) = 28 getrandom("\x43\xf9\x8f\xd8\x39\xb7\x4a\x7a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558a05fd00 brk(0x55558a080d00) = 0x55558a080d00 brk(0x55558a081000) = 0x55558a081000 mprotect(0x7f94082ec000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5849 attached [pid 5849] set_robust_list(0x55558a05f660, 24 [pid 5848] <... clone resumed>, child_tidptr=0x55558a05f650) = 5849 [pid 5849] <... set_robust_list resumed>) = 0 [pid 5849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5849] setpgid(0, 0) = 0 [pid 5849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5849] write(3, "1000", 4) = 4 [pid 5849] close(3) = 0 [pid 5849] write(1, "executing program\n", 18executing program ) = 18 [pid 5849] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=2048, sample_period=0, sample_type=0, read_format=0, inherit=1, pinned=1, precise_ip=0 /* arbitrary skid */, namespaces=1, ...}, 0, 0, -1, 0) = 3 [pid 5849] clone(child_stack=NULL, flags=CLONE_PIDFD|CLONE_THREAD|CLONE_SYSVSEM, parent_tid=NULL) = -1 EINVAL (Invalid argument) [pid 5849] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_TRACEPOINT, insn_cnt=5, insns=0x200005c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET6_GETPEERNAME, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 148) = 4 [pid 5849] ioctl(3, PERF_EVENT_IOC_SET_BPF, 4) = 0 [pid 5849] clone(child_stack=0xfffffffffffffd70, flags=CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID./strace-static-x86_64: Process 5850 attached [pid 5850] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0xfffffffffffffd70} --- [pid 5849] <... clone resumed>, parent_tid=NULL, tls=NULL) = 5850 [pid 5849] exit_group(0 [pid 5850] +++ killed by SIGSEGV +++ [pid 5849] <... exit_group resumed>) = ? [ 63.150753][ T5849] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN PTI [ 63.163378][ T5849] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 63.171854][ T5849] CPU: 0 UID: 0 PID: 5849 Comm: syz-executor326 Not tainted 6.12.0-syzkaller-09099-ge2cf913314b9 #0 [ 63.183141][ T5849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 63.193201][ T5849] RIP: 0010:bpf_prog_array_delete_safe+0x2d/0xc0 [ 63.199556][ T5849] Code: 00 41 57 41 56 41 55 41 54 53 49 89 f7 49 89 fd 49 bc 00 00 00 00 00 fc ff df e8 ce 84 f0 ff 4d 8d 75 10 4c 89 f0 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 f7 e8 54 6b 5b 00 49 8b 1e 48 85 db 74 [ 63.219164][ T5849] RSP: 0018:ffffc90003807970 EFLAGS: 00010202 [ 63.225239][ T5849] RAX: 0000000000000002 RBX: 1ffff92000700f38 RCX: ffff888034eb8000 [ 63.233308][ T5849] RDX: 0000000000000000 RSI: ffffc90000abe000 RDI: 0000000000000000 [ 63.241282][ T5849] RBP: ffffc90003807a48 R08: ffffffff81a1aa9e R09: 1ffffffff203c816 [ 63.249252][ T5849] R10: dffffc0000000000 R11: fffffbfff203c817 R12: dffffc0000000000 [ 63.257220][ T5849] R13: 0000000000000000 R14: 0000000000000010 R15: ffffc90000abe000 [ 63.265181][ T5849] FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 63.274121][ T5849] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.280708][ T5849] CR2: 0000000000000000 CR3: 000000000e738000 CR4: 00000000003526f0 [ 63.288678][ T5849] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.296640][ T5849] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.304690][ T5849] Call Trace: [ 63.307961][ T5849] [ 63.310888][ T5849] ? __die_body+0x5f/0xb0 [ 63.315217][ T5849] ? die_addr+0xb0/0xe0 [ 63.319361][ T5849] ? exc_general_protection+0x3dd/0x5d0 [ 63.324918][ T5849] ? asm_exc_general_protection+0x26/0x30 [ 63.330633][ T5849] ? perf_event_detach_bpf_prog+0x19e/0x330 [ 63.336534][ T5849] ? bpf_prog_array_delete_safe+0x2d/0xc0 [ 63.342245][ T5849] perf_event_detach_bpf_prog+0x2b0/0x330 [ 63.347961][ T5849] ? __pfx_perf_event_detach_bpf_prog+0x10/0x10 [ 63.354207][ T5849] _free_event+0xb04/0xf60 [ 63.358617][ T5849] perf_event_release_kernel+0x7c1/0x850 [ 63.364245][ T5849] ? __pfx_perf_event_release_kernel+0x10/0x10 [ 63.370392][ T5849] ? __pfx_call_rcu+0x10/0x10 [ 63.375063][ T5849] perf_release+0x38/0x40 [ 63.379392][ T5849] ? __pfx_perf_release+0x10/0x10 [ 63.384407][ T5849] __fput+0x23c/0xa50 [ 63.388378][ T5849] task_work_run+0x24f/0x310 [ 63.392962][ T5849] ? __pfx_task_work_run+0x10/0x10 [ 63.398067][ T5849] ? switch_task_namespaces+0xe4/0x110 [ 63.403520][ T5849] do_exit+0xa2f/0x28e0 [ 63.407666][ T5849] ? __pfx_do_exit+0x10/0x10 [ 63.412241][ T5849] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 63.418209][ T5849] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 63.424524][ T5849] ? _raw_spin_unlock_irq+0x23/0x50 [ 63.429709][ T5849] ? lockdep_hardirqs_on+0x99/0x150 [ 63.434920][ T5849] do_group_exit+0x207/0x2c0 [ 63.439522][ T5849] __x64_sys_exit_group+0x3f/0x40 [ 63.444547][ T5849] x64_sys_call+0x26a8/0x26b0 [ 63.449231][ T5849] do_syscall_64+0xf3/0x230 [ 63.453749][ T5849] ? clear_bhb_loop+0x35/0x90 [ 63.458427][ T5849] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 63.464324][ T5849] RIP: 0033:0x7f9408276e09 [ 63.468764][ T5849] Code: Unable to access opcode bytes at 0x7f9408276ddf. [ 63.475779][ T5849] RSP: 002b:00007fffe6c98ad8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 63.484202][ T5849] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9408276e09 [ 63.492186][ T5849] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 63.500154][ T5849] RBP: 00007f94082f22b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 63.508117][ T5849] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f94082f22b0 [ 63.516076][ T5849] R13: 0000000000000000 R14: 00007f94082f2d00 R15: 00007f9408248040 [ 63.524045][ T5849] [ 63.527050][ T5849] Modules linked in: [ 63.531349][ T5849] ---[ end trace 0000000000000000 ]--- [ 63.536988][ T5849] RIP: 0010:bpf_prog_array_delete_safe+0x2d/0xc0 [ 63.543425][ T5849] Code: 00 41 57 41 56 41 55 41 54 53 49 89 f7 49 89 fd 49 bc 00 00 00 00 00 fc ff df e8 ce 84 f0 ff 4d 8d 75 10 4c 89 f0 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 f7 e8 54 6b 5b 00 49 8b 1e 48 85 db 74 [ 63.563143][ T5849] RSP: 0018:ffffc90003807970 EFLAGS: 00010202 [ 63.569199][ T5849] RAX: 0000000000000002 RBX: 1ffff92000700f38 RCX: ffff888034eb8000 [ 63.577230][ T5849] RDX: 0000000000000000 RSI: ffffc90000abe000 RDI: 0000000000000000 [ 63.585235][ T5849] RBP: ffffc90003807a48 R08: ffffffff81a1aa9e R09: 1ffffffff203c816 [ 63.593227][ T5849] R10: dffffc0000000000 R11: fffffbfff203c817 R12: dffffc0000000000 [ 63.601221][ T5849] R13: 0000000000000000 R14: 0000000000000010 R15: ffffc90000abe000 [ 63.609182][ T5849] FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 63.618135][ T5849] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.624781][ T5849] CR2: 0000000000000000 CR3: 000000007f382000 CR4: 00000000003526f0 [ 63.632789][ T5849] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.640786][ T5849] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.648754][ T5849] Kernel panic - not syncing: Fatal exception [ 63.654921][ T5849] Kernel Offset: disabled [ 63.659227][ T5849] Rebooting in 86400 seconds..