./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1204476505 <...> Warning: Permanently added '10.128.0.54' (ED25519) to the list of known hosts. execve("./syz-executor1204476505", ["./syz-executor1204476505"], 0x7fffd71db940 /* 10 vars */) = 0 brk(NULL) = 0x5555557aa000 brk(0x5555557aad00) = 0x5555557aad00 arch_prctl(ARCH_SET_FS, 0x5555557aa380) = 0 set_tid_address(0x5555557aa650) = 5060 set_robust_list(0x5555557aa660, 24) = 0 rseq(0x5555557aaca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1204476505", 4096) = 28 getrandom("\x4f\x45\x65\x1d\xa2\xfa\xd1\xfa", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555557aad00 brk(0x5555557cbd00) = 0x5555557cbd00 brk(0x5555557cc000) = 0x5555557cc000 mprotect(0x7f469004f000, 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, child_tidptr=0x5555557aa650) = 5061 ./strace-static-x86_64: Process 5061 attached [pid 5061] set_robust_list(0x5555557aa660, 24) = 0 [pid 5061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5061] setpgid(0, 0) = 0 [pid 5061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1000", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, 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_INET_INGRESS, 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}, 144) = 3 [ 84.692563][ T5061] BUG: unable to handle page fault for address: ffffffffff600000 [ 84.700309][ T5061] #PF: supervisor read access in kernel mode [ 84.706285][ T5061] #PF: error_code(0x0000) - not-present page [ 84.712257][ T5061] PGD cf7c067 P4D cf7c067 PUD cf7e067 PMD cfa1067 PTE 0 [ 84.719226][ T5061] Oops: 0000 [#1] PREEMPT SMP KASAN [ 84.724441][ T5061] CPU: 1 PID: 5061 Comm: syz-executor120 Not tainted 6.7.0-syzkaller-04667-g9d1a26e7e43c #0 [ 84.734504][ T5061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 84.744559][ T5061] RIP: 0010:strncpy_from_kernel_nofault+0xc4/0x270 [ 84.751164][ T5061] Code: 83 85 6c 17 00 00 01 48 8b 2c 24 eb 18 e8 54 bf ce ff 4c 89 f6 4c 89 ef e8 59 ba ce ff 4d 39 f5 7d 5c 4c 89 fb e8 3c bf ce ff <44> 8a 65 00 e8 33 bf ce ff 48 89 d8 48 89 da 48 b9 00 00 00 00 00 [ 84.770798][ T5061] RSP: 0018:ffffc90003aff310 EFLAGS: 00010093 [ 84.776870][ T5061] RAX: 0000000000000000 RBX: ffffc90003aff380 RCX: ffffffff81b954a2 [ 84.784843][ T5061] RDX: ffff88802ca90000 RSI: ffffffff81b95514 RDI: ffff88802ca9176c [ 84.792811][ T5061] RBP: ffffffffff600000 R08: 0000000000000001 R09: 0000000000000000 [ 84.800778][ T5061] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000008 [ 84.808746][ T5061] R13: ffffffffff600000 R14: 0000000000000008 R15: ffffffffff600000 [ 84.816826][ T5061] FS: 00005555557aa380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 84.825757][ T5061] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.832339][ T5061] CR2: ffffffffff600000 CR3: 000000002f8a2000 CR4: 00000000003506f0 [ 84.840304][ T5061] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 84.848269][ T5061] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 84.856251][ T5061] Call Trace: [ 84.859523][ T5061] [ 84.862467][ T5061] ? show_regs+0x8f/0xa0 [ 84.866715][ T5061] ? __die+0x2c/0x80 [ 84.870612][ T5061] ? 0xffffffffff600000 [ 84.874758][ T5061] ? page_fault_oops+0x398/0xab0 [ 84.879696][ T5061] ? is_bpf_text_address+0x8f/0x1a0 [ 84.884921][ T5061] ? dump_pagetable+0x530/0x530 [ 84.889771][ T5061] ? __read_once_word_nocheck+0x9/0x10 [ 84.895224][ T5061] ? unwind_next_frame+0x51/0x2390 [ 84.900330][ T5061] ? __orc_find+0x104/0x130 [ 84.904829][ T5061] ? stack_access_ok+0xf9/0x270 [ 84.909674][ T5061] ? __module_address+0x55/0x3b0 [ 84.914621][ T5061] ? bpf_ksym_find+0x124/0x1b0 [ 84.919400][ T5061] ? rcu_is_watching+0x12/0xb0 [ 84.924176][ T5061] ? 0xffffffffff600000 [ 84.928325][ T5061] ? do_user_addr_fault+0x564/0x1030 [ 84.933615][ T5061] ? stack_depot_save_flags+0x558/0x730 [ 84.939183][ T5061] ? 0xffffffffff600000 [ 84.943331][ T5061] ? exc_page_fault+0x5d/0xc0 [ 84.948006][ T5061] ? asm_exc_page_fault+0x26/0x30 [ 84.953033][ T5061] ? 0xffffffffff600000 [ 84.957184][ T5061] ? 0xffffffffff600000 [ 84.961335][ T5061] ? 0xffffffffff600000 [ 84.965483][ T5061] ? strncpy_from_kernel_nofault+0x52/0x270 [ 84.971390][ T5061] ? strncpy_from_kernel_nofault+0xc4/0x270 [ 84.977293][ T5061] ? strncpy_from_kernel_nofault+0xc4/0x270 [ 84.983210][ T5061] ? 0xffffffffff600000 [ 84.987358][ T5061] ? 0xffffffffff600000 [ 84.991505][ T5061] bpf_probe_read_compat_str+0x12f/0x170 [ 84.997156][ T5061] bpf_prog_f17ebaf3f5f7baf8+0x42/0x44 [ 85.002612][ T5061] bpf_trace_run4+0x173/0x450 [ 85.007298][ T5061] ? bpf_trace_run3+0x430/0x430 [ 85.012150][ T5061] ? kvm_sched_clock_read+0x11/0x20 [ 85.017361][ T5061] ? sched_clock+0x38/0x60 [ 85.021811][ T5061] __bpf_trace_sched_switch+0x13e/0x180 [ 85.027446][ T5061] ? __bpf_trace_ipi_raise+0xf0/0xf0 [ 85.032735][ T5061] ? __schedule+0x21aa/0x5c00 [ 85.037428][ T5061] __schedule+0x2235/0x5c00 [ 85.041945][ T5061] ? rcu_is_watching+0x12/0xb0 [ 85.046718][ T5061] ? insn_get_prefixes+0x67/0x1120 [ 85.051831][ T5061] ? __schedule+0x683/0x5c00 [ 85.056443][ T5061] ? inat_get_opcode_attribute+0xc/0x50 [ 85.062000][ T5061] ? io_schedule_timeout+0x150/0x150 [ 85.067327][ T5061] ? spin_bug+0x1d0/0x1d0 [ 85.071665][ T5061] ? rcu_is_watching+0x12/0xb0 [ 85.076697][ T5061] ? lock_release+0x4bf/0x690 [ 85.081389][ T5061] ? trace_irq_enable.constprop.0+0xd0/0x100 [ 85.087476][ T5061] ? preempt_schedule_thunk+0x1a/0x30 [ 85.092878][ T5061] preempt_schedule_common+0x45/0xc0 [ 85.098187][ T5061] preempt_schedule_thunk+0x1a/0x30 [ 85.103425][ T5061] ? __schedule+0x674/0x5c00 [ 85.108040][ T5061] _raw_spin_unlock+0x3a/0x40 [ 85.112723][ T5061] __text_poke+0x617/0xca0 [ 85.117146][ T5061] ? setup_data_read+0x280/0x280 [ 85.122088][ T5061] ? mutex_is_locked+0x40/0x40 [ 85.126860][ T5061] ? apply_relocation+0x830/0x830 [ 85.131889][ T5061] ? preempt_count_sub+0x160/0x160 [ 85.136999][ T5061] ? rcu_is_watching+0x12/0xb0 [ 85.141770][ T5061] ? __schedule+0x674/0x5c00 [ 85.146366][ T5061] text_poke_bp_batch+0x1cd/0x750 [ 85.151392][ T5061] ? arch_jump_label_transform_apply+0x17/0x30 [ 85.157570][ T5061] ? alternatives_enable_smp+0x400/0x400 [ 85.163296][ T5061] ? __jump_label_patch+0x1db/0x400 [ 85.168507][ T5061] ? arch_jump_label_transform_queue+0xc0/0x110 [ 85.174765][ T5061] text_poke_finish+0x30/0x40 [ 85.179442][ T5061] arch_jump_label_transform_apply+0x1c/0x30 [ 85.185443][ T5061] jump_label_update+0x1d7/0x400 [ 85.190388][ T5061] ? __bpf_trace_ipi_raise+0xf0/0xf0 [ 85.195671][ T5061] ? __bpf_trace_ipi_raise+0xf0/0xf0 [ 85.200953][ T5061] static_key_enable_cpuslocked+0x1b7/0x270 [ 85.206871][ T5061] static_key_enable+0x1a/0x20 [ 85.211647][ T5061] tracepoint_add_func+0xa42/0xe50 [ 85.216862][ T5061] ? __bpf_trace_ipi_raise+0xf0/0xf0 [ 85.222172][ T5061] tracepoint_probe_register_prio_may_exist+0xbd/0x100 [ 85.229031][ T5061] ? tracepoint_add_func+0xe50/0xe50 [ 85.234326][ T5061] ? __bpf_trace_ipi_raise+0xf0/0xf0 [ 85.239629][ T5061] ? bpf_link_prime+0x8a/0x460 [ 85.244401][ T5061] ? rcu_is_watching+0x12/0xb0 [ 85.249182][ T5061] ? bpf_link_prime+0x8a/0x460 [ 85.253958][ T5061] bpf_probe_register+0x164/0x1d0 [ 85.259000][ T5061] bpf_raw_tp_link_attach+0x2e5/0x610 [ 85.264396][ T5061] ? rcu_is_watching+0x12/0xb0 [ 85.269169][ T5061] ? bpf_tracing_prog_attach+0x1130/0x1130 [ 85.274985][ T5061] ? rcu_is_watching+0x12/0xb0 [ 85.279767][ T5061] ? __might_fault+0x13f/0x1a0 [ 85.284559][ T5061] ? reacquire_held_locks+0x4c0/0x4c0 [ 85.289953][ T5061] ? __fget_light+0x173/0x200 [ 85.294655][ T5061] ? __bpf_prog_get+0xa0/0x2f0 [ 85.299420][ T5061] __sys_bpf+0x31a/0x4a00 [ 85.303763][ T5061] ? lock_sync+0x190/0x190 [ 85.308190][ T5061] ? ptrace_stop.part.0+0x457/0x950 [ 85.313417][ T5061] ? bpf_perf_link_attach+0x540/0x540 [ 85.318797][ T5061] ? spin_bug+0x1d0/0x1d0 [ 85.323126][ T5061] ? cgroup_update_frozen+0x144/0x6b0 [ 85.328514][ T5061] ? ptrace_stop.part.0+0x736/0x950 [ 85.333729][ T5061] ? rcu_is_watching+0x12/0xb0 [ 85.338513][ T5061] ? trace_irq_enable.constprop.0+0xd0/0x100 [ 85.344510][ T5061] __x64_sys_bpf+0x78/0xc0 [ 85.348932][ T5061] do_syscall_64+0xd3/0x250 [ 85.353449][ T5061] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 85.359349][ T5061] RIP: 0033:0x7f468ffdcb39 [ 85.363785][ T5061] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 85.383391][ T5061] RSP: 002b:00007ffc21fc28d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 85.391810][ T5061] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f468ffdcb39 [ 85.399774][ T5061] RDX: 0000000000000010 RSI: 0000000020000280 RDI: 0000000000000011 [ 85.407739][ T5061] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 85.415707][ T5061] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000003a28 [ 85.423675][ T5061] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 [ 85.431652][ T5061] [ 85.434667][ T5061] Modules linked in: [ 85.438569][ T5061] CR2: ffffffffff600000 [ 85.442723][ T5061] ---[ end trace 0000000000000000 ]--- [ 85.448164][ T5061] RIP: 0010:strncpy_from_kernel_nofault+0xc4/0x270 [ 85.454698][ T5061] Code: 83 85 6c 17 00 00 01 48 8b 2c 24 eb 18 e8 54 bf ce ff 4c 89 f6 4c 89 ef e8 59 ba ce ff 4d 39 f5 7d 5c 4c 89 fb e8 3c bf ce ff <44> 8a 65 00 e8 33 bf ce ff 48 89 d8 48 89 da 48 b9 00 00 00 00 00 [ 85.474302][ T5061] RSP: 0018:ffffc90003aff310 EFLAGS: 00010093 [ 85.480362][ T5061] RAX: 0000000000000000 RBX: ffffc90003aff380 RCX: ffffffff81b954a2 [ 85.488336][ T5061] RDX: ffff88802ca90000 RSI: ffffffff81b95514 RDI: ffff88802ca9176c [ 85.496306][ T5061] RBP: ffffffffff600000 R08: 0000000000000001 R09: 0000000000000000 [ 85.504272][ T5061] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000008 [ 85.512239][ T5061] R13: ffffffffff600000 R14: 0000000000000008 R15: ffffffffff600000 [ 85.520217][ T5061] FS: 00005555557aa380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 85.529147][ T5061] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.535729][ T5061] CR2: ffffffffff600000 CR3: 000000002f8a2000 CR4: 00000000003506f0 [ 85.543693][ T5061] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 85.551656][ T5061] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 85.559629][ T5061] Kernel panic - not syncing: Fatal exception [ 86.718742][ T5061] Shutting down cpus with NMI [ 86.723794][ T5061] Kernel Offset: disabled [ 86.728117][ T5061] Rebooting in 86400 seconds..