ci-upstream-net-this-kasan-gce/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-net-this-kasan-gce/syz-executor1591420619 <...> Warning: Permanently added '10.128.0.103' (ED25519) to the list of known hosts. execve("ci-upstream-net-this-kasan-gce/syz-executor1591420619", ["ci-upstream-net-this-kasan-gce/syz-executor1591420619"], 0x7ffefa7bd050 /* 10 vars */) = 0 brk(NULL) = 0x55558facf000 brk(0x55558facfd80) = 0x55558facfd80 arch_prctl(ARCH_SET_FS, 0x55558facf400) = 0 set_tid_address(0x55558facf6d0) = 5633 set_robust_list(0x55558facf6e0, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci-upstream-net-this-kasan-gce/syz-executor1591420619", 4096) = 59 getrandom("\x91\x5a\xac\xe8\x58\x83\x0c\x70", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558facfd80 brk(0x55558faf0d80) = 0x55558faf0d80 brk(0x55558faf1000) = 0x55558faf1000 executing program mprotect(0x7f7ce7aa1000, 20480, 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 write(1, "executing program\n", 18) = 18 [ 86.854274][ T5633] --------- ** replaying previous printk message ** [ 86.854274][ T5633] ------------[ cut here ]------------ [ 86.854307][ T5633] UBSAN: array-index-out-of-bounds in kernel/bpf/disasm.c:306:6 [ 86.854574][ T5633] index 3 is out of range for type 'const char *const[3]' [ 86.854591][ T5633] CPU: 0 UID: 0 PID: 5633 Comm: syz-executor159 Not tainted syzkaller #0 PREEMPT(full) [ 86.854612][ T5633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 86.854622][ T5633] Call Trace: [ 86.854629][ T5633] [ 86.854637][ T5633] dump_stack_lvl+0xe8/0x150 [ 86.854680][ T5633] ubsan_epilogue+0xa/0x30 [ 86.854698][ T5633] __ubsan_handle_out_of_bounds+0xe8/0xf0 [ 86.854733][ T5633] print_bpf_insn+0x21f1/0x2910 [ 86.854757][ T5633] ? __pfx_disasm_print+0x10/0x10 [ 86.854783][ T5633] ? __pfx_print_bpf_insn+0x10/0x10 [ 86.854812][ T5633] ? vscnprintf+0x5c/0x90 [ 86.854841][ T5633] ? bpf_verifier_vlog+0x3d1/0x900 [ 86.854873][ T5633] diag_print_insn_context+0x433/0xd00 [ 86.854910][ T5633] ? __pfx_diag_print_insn_context+0x10/0x10 [ 86.854937][ T5633] ? __pfx_diag_write+0x10/0x10 [ 86.854960][ T5633] ? __pfx_disasm_print+0x10/0x10 [ 86.854981][ T5633] ? __pfx_disasm_kfunc_name+0x10/0x10 [ 86.855008][ T5633] ? diag_print_wrapped_prefixed+0x207/0x240 [ 86.855038][ T5633] bpf_diag_source+0x639/0x18d0 [ 86.855062][ T5633] ? vsnprintf+0xe42/0xef0 [ 86.855093][ T5633] ? vscnprintf+0x5c/0x90 [ 86.855115][ T5633] ? bpf_verifier_vlog+0x3d1/0x900 [ 86.855142][ T5633] ? __pfx_bpf_diag_source+0x10/0x10 [ 86.855177][ T5633] ? __pfx_diag_write+0x10/0x10 [ 86.855209][ T5633] ? kfree+0x1c5/0x650 [ 86.855232][ T5633] ? bpf_diag_program_structure+0x28a/0x430 [ 86.855260][ T5633] bpf_diag_program_structure+0x31c/0x430 [ 86.855287][ T5633] ? verbose+0x11d/0x1a0 [ 86.855315][ T5633] ? __pfx_bpf_diag_program_structure+0x10/0x10 [ 86.855340][ T5633] ? bpf_prepare_btf_info+0x639/0x1200 [ 86.855360][ T5633] ? rcu_is_watching+0x16/0xb0 [ 86.855386][ T5633] check_subprogs+0x6d3/0x740 [ 86.855417][ T5633] bpf_check+0x17ba/0x2e10 [ 86.855446][ T5633] ? ktime_get_with_offset+0x93/0x2d0 [ 86.855477][ T5633] ? __pfx_bpf_check+0x10/0x10 [ 86.855499][ T5633] ? bpf_obj_name_cpy+0x194/0x1e0 [ 86.855526][ T5633] bpf_prog_load+0x14d6/0x1c20 [ 86.855557][ T5633] ? __pfx_bpf_prog_load+0x10/0x10 [ 86.855600][ T5633] __sys_bpf+0xd0d/0xd90 [ 86.855626][ T5633] ? __pfx___sys_bpf+0x10/0x10 [ 86.855643][ T5633] ? do_raw_spin_lock+0x12b/0x2f0 [ 86.855669][ T5633] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 86.855714][ T5633] ? __pfx_ptrace_notify+0x10/0x10 [ 86.855735][ T5633] ? exc_page_fault+0x6a/0xc0 [ 86.855764][ T5633] ? do_user_addr_fault+0xc4c/0x1340 [ 86.855786][ T5633] __x64_sys_bpf+0xba/0xd0 [ 86.855806][ T5633] do_syscall_64+0x166/0x520 [ 86.855830][ T5633] ? trace_irq_disable+0x3b/0x140 [ 86.855847][ T5633] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.855865][ T5633] ? clear_bhb_loop+0x70/0xc0 [ 86.855887][ T5633] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.855905][ T5633] RIP: 0033:0x7f7ce7a10c79 [ 86.855922][ T5633] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 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 d8 ff ff ff f7 d8 64 89 01 48 [ 86.855938][ T5633] RSP: 002b:00007fffed0929f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 86.855959][ T5633] RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007f7ce7a10c79 [ 86.855972][ T5633] RDX: 0000000000000094 RSI: 0000200000000440 RDI: 0000000000000005 [ 86.855984][ T5633] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 86.855994][ T5633] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffed092b28 [ 86.856006][ T5633] R13: 0000000000000002 R14: 00007f7ce7aa1ca0 R15: 0000000000000002 [ 86.856033][ T5633] [ 86.856064][ T5633] ---[ end trace ]--- [ 86.856073][ T5633] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 87.250432][ T5633] CPU: 0 UID: 0 PID: 5633 Comm: syz-executor159 Not tainted syzkaller #0 PREEMPT(full) [ 87.261140][ T5633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 87.272029][ T5633] Call Trace: [ 87.276524][ T5633] [ 87.279651][ T5633] vpanic+0x56d/0xa60 [ 87.284644][ T5633] ? __pfx_vpanic+0x10/0x10 [ 87.289827][ T5633] ? irqentry_exit+0x218/0x910 [ 87.294920][ T5633] panic+0xc5/0xd0 [ 87.298880][ T5633] ? __pfx_panic+0x10/0x10 [ 87.305137][ T5633] ? __pfx__printk+0x10/0x10 [ 87.309951][ T5633] check_panic_on_warn+0x89/0xb0 [ 87.314954][ T5633] __ubsan_handle_out_of_bounds+0xe8/0xf0 [ 87.321625][ T5633] print_bpf_insn+0x21f1/0x2910 [ 87.326954][ T5633] ? __pfx_disasm_print+0x10/0x10 [ 87.332011][ T5633] ? __pfx_print_bpf_insn+0x10/0x10 [ 87.337225][ T5633] ? vscnprintf+0x5c/0x90 [ 87.341804][ T5633] ? bpf_verifier_vlog+0x3d1/0x900 [ 87.347147][ T5633] diag_print_insn_context+0x433/0xd00 [ 87.352736][ T5633] ? __pfx_diag_print_insn_context+0x10/0x10 [ 87.358731][ T5633] ? __pfx_diag_write+0x10/0x10 [ 87.363877][ T5633] ? __pfx_disasm_print+0x10/0x10 [ 87.368954][ T5633] ? __pfx_disasm_kfunc_name+0x10/0x10 [ 87.375151][ T5633] ? diag_print_wrapped_prefixed+0x207/0x240 [ 87.381333][ T5633] bpf_diag_source+0x639/0x18d0 [ 87.386477][ T5633] ? vsnprintf+0xe42/0xef0 [ 87.391276][ T5633] ? vscnprintf+0x5c/0x90 [ 87.395642][ T5633] ? bpf_verifier_vlog+0x3d1/0x900 [ 87.400804][ T5633] ? __pfx_bpf_diag_source+0x10/0x10 [ 87.406918][ T5633] ? __pfx_diag_write+0x10/0x10 [ 87.411795][ T5633] ? kfree+0x1c5/0x650 [ 87.416065][ T5633] ? bpf_diag_program_structure+0x28a/0x430 [ 87.422063][ T5633] bpf_diag_program_structure+0x31c/0x430 [ 87.428258][ T5633] ? verbose+0x11d/0x1a0 [ 87.432641][ T5633] ? __pfx_bpf_diag_program_structure+0x10/0x10 [ 87.439724][ T5633] ? bpf_prepare_btf_info+0x639/0x1200 [ 87.445440][ T5633] ? rcu_is_watching+0x16/0xb0 [ 87.450315][ T5633] check_subprogs+0x6d3/0x740 [ 87.455099][ T5633] bpf_check+0x17ba/0x2e10 [ 87.459632][ T5633] ? ktime_get_with_offset+0x93/0x2d0 [ 87.465581][ T5633] ? __pfx_bpf_check+0x10/0x10 [ 87.470782][ T5633] ? bpf_obj_name_cpy+0x194/0x1e0 [ 87.476820][ T5633] bpf_prog_load+0x14d6/0x1c20 [ 87.481837][ T5633] ? __pfx_bpf_prog_load+0x10/0x10 [ 87.487225][ T5633] __sys_bpf+0xd0d/0xd90 [ 87.491517][ T5633] ? __pfx___sys_bpf+0x10/0x10 [ 87.496537][ T5633] ? do_raw_spin_lock+0x12b/0x2f0 [ 87.501785][ T5633] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 87.507223][ T5633] ? __pfx_ptrace_notify+0x10/0x10 [ 87.512871][ T5633] ? exc_page_fault+0x6a/0xc0 [ 87.518373][ T5633] ? do_user_addr_fault+0xc4c/0x1340 [ 87.523701][ T5633] __x64_sys_bpf+0xba/0xd0 [ 87.528241][ T5633] do_syscall_64+0x166/0x520 [ 87.532878][ T5633] ? trace_irq_disable+0x3b/0x140 [ 87.538021][ T5633] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.545125][ T5633] ? clear_bhb_loop+0x70/0xc0 [ 87.550015][ T5633] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.556101][ T5633] RIP: 0033:0x7f7ce7a10c79 [ 87.560538][ T5633] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 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 d8 ff ff ff f7 d8 64 89 01 48 [ 87.580849][ T5633] RSP: 002b:00007fffed0929f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 87.589287][ T5633] RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007f7ce7a10c79 [ 87.597544][ T5633] RDX: 0000000000000094 RSI: 0000200000000440 RDI: 0000000000000005 [ 87.605931][ T5633] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 87.614372][ T5633] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffed092b28 [ 87.622375][ T5633] R13: 0000000000000002 R14: 00007f7ce7aa1ca0 R15: 0000000000000002 [ 87.630665][ T5633] [ 87.634164][ T5633] Kernel Offset: disabled [ 87.638490][ T5633] Rebooting in 86400 seconds..