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-executor396229248
<...>
Warning: Permanently added '10.128.1.1' (ED25519) to the list of known hosts.
execve("ci-upstream-net-this-kasan-gce/syz-executor396229248", ["ci-upstream-net-this-kasan-gce/syz-executor396229248"], 0x7ffcdbc4f560 /* 10 vars */) = 0
brk(NULL) = 0x55557e387000
brk(0x55557e387d80) = 0x55557e387d80
arch_prctl(ARCH_SET_FS, 0x55557e387400) = 0
set_tid_address(0x55557e3876d0) = 5635
set_robust_list(0x55557e3876e0, 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-executor396229248", 4096) = 58
getrandom("\x68\xae\xd2\x77\x39\x87\xc9\x0c", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55557e387d80
brk(0x55557e3a8d80) = 0x55557e3a8d80
brk(0x55557e3a9000) = 0x55557e3a9000
mprotect(0x7fdb53d32000, 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
executing program
write(1, "executing program\n", 18) = 18
bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_HASH, key_size=4, value_size=8, max_entries=10, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3
bpf(BPF_BTF_LOAD, {btf="\x9f\xeb\x01\x00\x18\x00\x00\x00\x00\x00\x00\x00\x34\x00\x00\x00\x34\x00\x00\x00\x0e\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x01\x04\x00\x00\x00\x20\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x0d\x01\x00\x00\x00\x05\x00\x00\x00\x00\x00\x00\x0c\x02\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x0c\x02\x00\x00\x00\x00\x69\x6e\x74\x00\x6d\x61\x69\x6e\x00\x73\x00\x00\x00", btf_log_buf=NULL, btf_size=90, btf_log_size=0, btf_log_level=0, btf_log_true_size=0, btf_flags=0, btf_token_fd=0}, 40) = 4
bpf(BPF_MAP_CREATE, NULL, 80) = -1 EFAULT (Bad address)
bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=0, data_size_in=5, data_size_out=0, data_in=0x200000000608, data_out=NULL, repeat=0, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0, batch_size=0}}, 80) = -1 EBADF (Bad file descriptor)
[ 76.695073][ T5635] ------------[ cut here ]------------
[ 76.695095][ T5635] verifier bug: backtracking misuse
[ 76.695127][ T5635] WARNING: kernel/bpf/backtrack.c:819 at bpf_mark_chain_precision+0x5c90/0x7c20, CPU#1: syz-executor396/5635
[ 76.718309][ T5635] Modules linked in:
[ 76.722239][ T5635] CPU: 1 UID: 0 PID: 5635 Comm: syz-executor396 Not tainted syzkaller #0 PREEMPT(full)
[ 76.732387][ T5635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 76.743412][ T5635] RIP: 0010:bpf_mark_chain_precision+0x5c90/0x7c20
[ 76.750294][ T5635] Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 16 ff ff ff 48 89 df e8 c1 7b 44 00 e9 09 ff ff ff e8 77 b2 d4 ff 48 8d 3d e0 0c 8b 0e <67> 48 0f b9 3a 48 8b 3c 24 48 81 c7 88 08 00 00 48 c7 c6 60 df 16
[ 76.770299][ T5635] RSP: 0018:ffffc900039ef220 EFLAGS: 00010293
[ 76.776744][ T5635] RAX: ffffffff81f308a9 RBX: 0000000000000001 RCX: ffff888079b75dc0
[ 76.784730][ T5635] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffffffff907e1590
[ 76.793119][ T5635] RBP: 0000000000000003 R08: ffff888079b75dc0 R09: 0000000000000003
[ 76.801481][ T5635] R10: 0000000000000007 R11: 0000000000000000 R12: ffff88807649a050
[ 76.810201][ T5635] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[ 76.818886][ T5635] FS: 000055557e387400(0000) GS:ffff888124dd9000(0000) knlGS:0000000000000000
[ 76.828300][ T5635] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 76.834885][ T5635] CR2: 00000000006a9ee0 CR3: 0000000073998000 CR4: 00000000003526f0
[ 76.843621][ T5635] Call Trace:
[ 76.847823][ T5635]
[ 76.850796][ T5635] ? update_loop_inline_state+0x22a/0x610
[ 76.856958][ T5635] do_check_insn+0x12c6d/0x17d70
[ 76.861906][ T5635] ? __pfx_do_check_insn+0x10/0x10
[ 76.867641][ T5635] ? verbose+0x11d/0x1a0
[ 76.871887][ T5635] ? __pfx_bpf_verifier_log_write+0x10/0x10
[ 76.878183][ T5635] ? __pfx_verbose+0x10/0x10
[ 76.882776][ T5635] ? bpf_vlog_reset+0x2aa/0x340
[ 76.888064][ T5635] ? print_insn_state+0x106/0x170
[ 76.893110][ T5635] do_check_common+0x3c19/0x5d30
[ 76.898480][ T5635] ? __pfx_do_check_common+0x10/0x10
[ 76.904180][ T5635] ? __pfx_verbose+0x10/0x10
[ 76.909222][ T5635] ? __pfx_bpf_disasm_kfunc_name+0x10/0x10
[ 76.915043][ T5635] bpf_check+0x2639/0x2e10
[ 76.919880][ T5635] ? ktime_get_with_offset+0x93/0x2d0
[ 76.925257][ T5635] ? __pfx_bpf_check+0x10/0x10
[ 76.930502][ T5635] ? bpf_obj_name_cpy+0x194/0x1e0
[ 76.935537][ T5635] bpf_prog_load+0x14d6/0x1c20
[ 76.940691][ T5635] ? __pfx_bpf_prog_load+0x10/0x10
[ 76.946431][ T5635] __sys_bpf+0xd0d/0xd90
[ 76.950984][ T5635] ? __pfx___sys_bpf+0x10/0x10
[ 76.955851][ T5635] ? do_raw_spin_lock+0x12b/0x2f0
[ 76.960921][ T5635] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 76.966382][ T5635] ? __pfx_ptrace_notify+0x10/0x10
[ 76.971513][ T5635] __x64_sys_bpf+0xba/0xd0
[ 76.975996][ T5635] do_syscall_64+0x166/0x520
[ 76.980613][ T5635] ? trace_irq_disable+0x3b/0x140
[ 76.985625][ T5635] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.991762][ T5635] ? clear_bhb_loop+0x70/0xc0
[ 76.996487][ T5635] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.002370][ T5635] RIP: 0033:0x7fdb53ca1ef9
[ 77.006830][ T5635] 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
[ 77.026489][ T5635] RSP: 002b:00007ffc4f199c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 77.034892][ T5635] RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007fdb53ca1ef9
[ 77.042940][ T5635] RDX: 0000000000000080 RSI: 0000200000000300 RDI: 0000000000000005
[ 77.050941][ T5635] RBP: 0000000000000001 R08: 00007ffc4f199d38 R09: 00007ffc4f199d38
[ 77.058941][ T5635] R10: 00007ffc4f199d38 R11: 0000000000000246 R12: 00007ffc4f199d28
[ 77.066963][ T5635] R13: 0000000000000002 R14: 00007fdb53d32ca0 R15: 0000000000000002
[ 77.074954][ T5635]
[ 77.078008][ T5635] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 77.085304][ T5635] CPU: 1 UID: 0 PID: 5635 Comm: syz-executor396 Not tainted syzkaller #0 PREEMPT(full)
[ 77.095004][ T5635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 77.105045][ T5635] Call Trace:
[ 77.108313][ T5635]
[ 77.111224][ T5635] vpanic+0x56d/0xa60
[ 77.115214][ T5635] ? __pfx__printk+0x10/0x10
[ 77.119875][ T5635] ? __pfx_vpanic+0x10/0x10
[ 77.124365][ T5635] ? is_bpf_text_address+0x292/0x2b0
[ 77.129630][ T5635] ? is_bpf_text_address+0x26/0x2b0
[ 77.134991][ T5635] panic+0xc5/0xd0
[ 77.138702][ T5635] ? __pfx_panic+0x10/0x10
[ 77.143128][ T5635] __warn+0x315/0x4c0
[ 77.147108][ T5635] ? bpf_mark_chain_precision+0x5c90/0x7c20
[ 77.152992][ T5635] ? bpf_mark_chain_precision+0x5c90/0x7c20
[ 77.158872][ T5635] __report_bug+0x276/0x570
[ 77.163377][ T5635] ? bpf_mark_chain_precision+0x5c90/0x7c20
[ 77.169293][ T5635] ? __pfx___report_bug+0x10/0x10
[ 77.174320][ T5635] ? number+0xc60/0xed0
[ 77.178471][ T5635] ? __pfx_number+0x10/0x10
[ 77.182968][ T5635] report_bug_entry+0x19b/0x290
[ 77.187819][ T5635] ? bpf_mark_chain_precision+0x5c90/0x7c20
[ 77.193702][ T5635] ? bpf_mark_chain_precision+0x5c95/0x7c20
[ 77.199603][ T5635] handle_bug+0xce/0x200
[ 77.203839][ T5635] exc_invalid_op+0x1a/0x50
[ 77.208336][ T5635] asm_exc_invalid_op+0x1a/0x20
[ 77.213177][ T5635] RIP: 0010:bpf_mark_chain_precision+0x5c90/0x7c20
[ 77.219664][ T5635] Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 16 ff ff ff 48 89 df e8 c1 7b 44 00 e9 09 ff ff ff e8 77 b2 d4 ff 48 8d 3d e0 0c 8b 0e <67> 48 0f b9 3a 48 8b 3c 24 48 81 c7 88 08 00 00 48 c7 c6 60 df 16
[ 77.239261][ T5635] RSP: 0018:ffffc900039ef220 EFLAGS: 00010293
[ 77.245358][ T5635] RAX: ffffffff81f308a9 RBX: 0000000000000001 RCX: ffff888079b75dc0
[ 77.253320][ T5635] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffffffff907e1590
[ 77.261277][ T5635] RBP: 0000000000000003 R08: ffff888079b75dc0 R09: 0000000000000003
[ 77.269235][ T5635] R10: 0000000000000007 R11: 0000000000000000 R12: ffff88807649a050
[ 77.277192][ T5635] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[ 77.285156][ T5635] ? bpf_mark_chain_precision+0x5c89/0x7c20
[ 77.291077][ T5635] ? update_loop_inline_state+0x22a/0x610
[ 77.296801][ T5635] do_check_insn+0x12c6d/0x17d70
[ 77.301750][ T5635] ? __pfx_do_check_insn+0x10/0x10
[ 77.306880][ T5635] ? verbose+0x11d/0x1a0
[ 77.311120][ T5635] ? __pfx_bpf_verifier_log_write+0x10/0x10
[ 77.317035][ T5635] ? __pfx_verbose+0x10/0x10
[ 77.321649][ T5635] ? bpf_vlog_reset+0x2aa/0x340
[ 77.326512][ T5635] ? print_insn_state+0x106/0x170
[ 77.331546][ T5635] do_check_common+0x3c19/0x5d30
[ 77.336514][ T5635] ? __pfx_do_check_common+0x10/0x10
[ 77.341799][ T5635] ? __pfx_verbose+0x10/0x10
[ 77.346410][ T5635] ? __pfx_bpf_disasm_kfunc_name+0x10/0x10
[ 77.352225][ T5635] bpf_check+0x2639/0x2e10
[ 77.356639][ T5635] ? ktime_get_with_offset+0x93/0x2d0
[ 77.362021][ T5635] ? __pfx_bpf_check+0x10/0x10
[ 77.366776][ T5635] ? bpf_obj_name_cpy+0x194/0x1e0
[ 77.371806][ T5635] bpf_prog_load+0x14d6/0x1c20
[ 77.376568][ T5635] ? __pfx_bpf_prog_load+0x10/0x10
[ 77.381686][ T5635] __sys_bpf+0xd0d/0xd90
[ 77.385926][ T5635] ? __pfx___sys_bpf+0x10/0x10
[ 77.390679][ T5635] ? do_raw_spin_lock+0x12b/0x2f0
[ 77.395703][ T5635] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 77.401112][ T5635] ? __pfx_ptrace_notify+0x10/0x10
[ 77.406249][ T5635] __x64_sys_bpf+0xba/0xd0
[ 77.410675][ T5635] do_syscall_64+0x166/0x520
[ 77.415286][ T5635] ? trace_irq_disable+0x3b/0x140
[ 77.420311][ T5635] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.426376][ T5635] ? clear_bhb_loop+0x70/0xc0
[ 77.431052][ T5635] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.436935][ T5635] RIP: 0033:0x7fdb53ca1ef9
[ 77.441341][ T5635] 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
[ 77.460934][ T5635] RSP: 002b:00007ffc4f199c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 77.469343][ T5635] RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007fdb53ca1ef9
[ 77.477306][ T5635] RDX: 0000000000000080 RSI: 0000200000000300 RDI: 0000000000000005
[ 77.485268][ T5635] RBP: 0000000000000001 R08: 00007ffc4f199d38 R09: 00007ffc4f199d38
[ 77.493231][ T5635] R10: 00007ffc4f199d38 R11: 0000000000000246 R12: 00007ffc4f199d28
[ 77.501195][ T5635] R13: 0000000000000002 R14: 00007fdb53d32ca0 R15: 0000000000000002
[ 77.509168][ T5635]
[ 77.512451][ T5635] Kernel Offset: disabled
[ 77.516828][ T5635] Rebooting in 86400 seconds..