ci-upstream-net-kasan-gce/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-net-kasan-gce/syz-executor1929581017
<...>
[ 92.294604][ T9] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.1.138' (ED25519) to the list of known hosts.
execve("ci-upstream-net-kasan-gce/syz-executor1929581017", ["ci-upstream-net-kasan-gce/syz-executor1929581017"], 0x7ffcc60678a0 /* 10 vars */) = 0
brk(NULL) = 0x55557095c000
brk(0x55557095cd80) = 0x55557095cd80
arch_prctl(ARCH_SET_FS, 0x55557095c400) = 0
set_tid_address(0x55557095c6d0) = 5635
set_robust_list(0x55557095c6e0, 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-kasan-gce/syz-executor1929581017", 4096) = 54
getrandom("\xb6\x54\xc1\x2f\xab\xb2\xbf\x9b", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55557095cd80
brk(0x55557097dd80) = 0x55557097dd80
brk(0x55557097e000) = 0x55557097e000
mprotect(0x7f404de6a000, 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_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)
[ 95.194750
** replaying previous printk message **
[ 95.194750][ T5635] ------------[ cut here ]------------
[ 95.194795][ T5635] verifier bug: backtracking misuse
[ 95.194837][ T5635] WARNING: kernel/bpf/backtrack.c:819 at bpf_mark_chain_precision+0x5c90/0x7c20, CPU#0: syz-executor192/5635
[ 95.222158][ T5635] Modules linked in:
[ 95.226151][ T5635] CPU: 0 UID: 0 PID: 5635 Comm: syz-executor192 Not tainted syzkaller #0 PREEMPT(full)
[ 95.236160][ T5635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 95.246439][ T5635] RIP: 0010:bpf_mark_chain_precision+0x5c90/0x7c20
[ 95.253119][ 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 07 8b 0e <67> 48 0f b9 3a 48 8b 3c 24 48 81 c7 88 08 00 00 48 c7 c6 60 df 16
[ 95.273627][ T5635] RSP: 0018:ffffc90003a87220 EFLAGS: 00010293
[ 95.279721][ T5635] RAX: ffffffff81f308a9 RBX: 0000000000000001 RCX: ffff888012b29f40
[ 95.287830][ T5635] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffffffff907e1090
[ 95.296103][ T5635] RBP: 0000000000000003 R08: ffff888012b29f40 R09: 0000000000000003
[ 95.304180][ T5635] R10: 0000000000000007 R11: 0000000000000000 R12: ffff888021b0f850
[ 95.312263][ T5635] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[ 95.320447][ T5635] FS: 000055557095c400(0000) GS:ffff888124cd9000(0000) knlGS:0000000000000000
[ 95.329569][ T5635] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 95.336394][ T5635] CR2: 00000000006a9ee0 CR3: 0000000035586000 CR4: 00000000003526f0
[ 95.344466][ T5635] Call Trace:
[ 95.347804][ T5635]
[ 95.350864][ T5635] ? update_loop_inline_state+0x22a/0x610
[ 95.356634][ T5635] do_check_insn+0x12c6d/0x17d70
[ 95.361730][ T5635] ? __pfx_do_check_insn+0x10/0x10
[ 95.366931][ T5635] ? verbose+0x11d/0x1a0
[ 95.371319][ T5635] ? __pfx_bpf_verifier_log_write+0x10/0x10
[ 95.377324][ T5635] ? __pfx_verbose+0x10/0x10
[ 95.382107][ T5635] ? bpf_vlog_reset+0x2aa/0x340
[ 95.387036][ T5635] ? print_insn_state+0x106/0x170
[ 95.392239][ T5635] do_check_common+0x3c19/0x5d30
[ 95.397255][ T5635] ? __pfx_do_check_common+0x10/0x10
[ 95.402750][ T5635] ? __pfx_verbose+0x10/0x10
[ 95.407397][ T5635] ? __pfx_bpf_disasm_kfunc_name+0x10/0x10
[ 95.413343][ T5635] bpf_check+0x2639/0x2e10
[ 95.417813][ T5635] ? ktime_get_with_offset+0x93/0x2d0
[ 95.423280][ T5635] ? __pfx_bpf_check+0x10/0x10
[ 95.428116][ T5635] ? bpf_obj_name_cpy+0x194/0x1e0
[ 95.433252][ T5635] bpf_prog_load+0x14d6/0x1c20
[ 95.438089][ T5635] ? __pfx_bpf_prog_load+0x10/0x10
[ 95.443315][ T5635] __sys_bpf+0xd0d/0xd90
[ 95.447693][ T5635] ? __pfx___sys_bpf+0x10/0x10
[ 95.452557][ T5635] ? do_raw_spin_lock+0x12b/0x2f0
[ 95.457629][ T5635] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 95.463253][ T5635] ? __pfx_ptrace_notify+0x10/0x10
[ 95.468413][ T5635] __x64_sys_bpf+0xba/0xd0
[ 95.472913][ T5635] do_syscall_64+0x166/0x520
[ 95.477642][ T5635] ? trace_irq_disable+0x3b/0x140
[ 95.482788][ T5635] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.489090][ T5635] ? clear_bhb_loop+0x70/0xc0
[ 95.494317][ T5635] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.501669][ T5635] RIP: 0033:0x7f404ddd9ef9
[ 95.506323][ 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
[ 95.526207][ T5635] RSP: 002b:00007ffdd38bad38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 95.534712][ T5635] RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007f404ddd9ef9
[ 95.542887][ T5635] RDX: 0000000000000080 RSI: 0000200000000300 RDI: 0000000000000005
[ 95.551039][ T5635] RBP: 0000000000000001 R08: 00007ffdd38bae68 R09: 00007ffdd38bae68
[ 95.559042][ T5635] R10: 00007ffdd38bae68 R11: 0000000000000246 R12: 00007ffdd38bae58
[ 95.567143][ T5635] R13: 0000000000000002 R14: 00007f404de6aca0 R15: 0000000000000002
[ 95.575258][ T5635]
[ 95.578409][ T5635] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 95.585710][ T5635] CPU: 0 UID: 0 PID: 5635 Comm: syz-executor192 Not tainted syzkaller #0 PREEMPT(full)
[ 95.595443][ T5635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 95.605520][ T5635] Call Trace:
[ 95.608853][ T5635]
[ 95.611819][ T5635] vpanic+0x56d/0xa60
[ 95.615828][ T5635] ? __pfx__printk+0x10/0x10
[ 95.620433][ T5635] ? __pfx_vpanic+0x10/0x10
[ 95.624958][ T5635] ? is_bpf_text_address+0x292/0x2b0
[ 95.630261][ T5635] ? is_bpf_text_address+0x26/0x2b0
[ 95.635698][ T5635] panic+0xc5/0xd0
[ 95.640102][ T5635] ? __pfx_panic+0x10/0x10
[ 95.644649][ T5635] __warn+0x315/0x4c0
[ 95.648676][ T5635] ? bpf_mark_chain_precision+0x5c90/0x7c20
[ 95.654595][ T5635] ? bpf_mark_chain_precision+0x5c90/0x7c20
[ 95.660516][ T5635] __report_bug+0x276/0x570
[ 95.665052][ T5635] ? bpf_mark_chain_precision+0x5c90/0x7c20
[ 95.670974][ T5635] ? __pfx___report_bug+0x10/0x10
[ 95.676067][ T5635] ? number+0xc60/0xed0
[ 95.680390][ T5635] ? __pfx_number+0x10/0x10
[ 95.685047][ T5635] report_bug_entry+0x19b/0x290
[ 95.690053][ T5635] ? bpf_mark_chain_precision+0x5c90/0x7c20
[ 95.695995][ T5635] ? bpf_mark_chain_precision+0x5c95/0x7c20
[ 95.702294][ T5635] handle_bug+0xce/0x200
[ 95.706685][ T5635] exc_invalid_op+0x1a/0x50
[ 95.711220][ T5635] asm_exc_invalid_op+0x1a/0x20
[ 95.716279][ T5635] RIP: 0010:bpf_mark_chain_precision+0x5c90/0x7c20
[ 95.722822][ 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 07 8b 0e <67> 48 0f b9 3a 48 8b 3c 24 48 81 c7 88 08 00 00 48 c7 c6 60 df 16
[ 95.742724][ T5635] RSP: 0018:ffffc90003a87220 EFLAGS: 00010293
[ 95.749018][ T5635] RAX: ffffffff81f308a9 RBX: 0000000000000001 RCX: ffff888012b29f40
[ 95.757034][ T5635] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffffffff907e1090
[ 95.765112][ T5635] RBP: 0000000000000003 R08: ffff888012b29f40 R09: 0000000000000003
[ 95.773570][ T5635] R10: 0000000000000007 R11: 0000000000000000 R12: ffff888021b0f850
[ 95.781672][ T5635] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000
[ 95.789692][ T5635] ? bpf_mark_chain_precision+0x5c89/0x7c20
[ 95.795668][ T5635] ? update_loop_inline_state+0x22a/0x610
[ 95.801444][ T5635] do_check_insn+0x12c6d/0x17d70
[ 95.806493][ T5635] ? __pfx_do_check_insn+0x10/0x10
[ 95.811935][ T5635] ? verbose+0x11d/0x1a0
[ 95.816215][ T5635] ? __pfx_bpf_verifier_log_write+0x10/0x10
[ 95.822155][ T5635] ? __pfx_verbose+0x10/0x10
[ 95.826780][ T5635] ? bpf_vlog_reset+0x2aa/0x340
[ 95.831664][ T5635] ? print_insn_state+0x106/0x170
[ 95.836722][ T5635] do_check_common+0x3c19/0x5d30
[ 95.841717][ T5635] ? __pfx_do_check_common+0x10/0x10
[ 95.847025][ T5635] ? __pfx_verbose+0x10/0x10
[ 95.851647][ T5635] ? __pfx_bpf_disasm_kfunc_name+0x10/0x10
[ 95.857507][ T5635] bpf_check+0x2639/0x2e10
[ 95.861974][ T5635] ? ktime_get_with_offset+0x93/0x2d0
[ 95.867406][ T5635] ? __pfx_bpf_check+0x10/0x10
[ 95.872218][ T5635] ? bpf_obj_name_cpy+0x194/0x1e0
[ 95.877281][ T5635] bpf_prog_load+0x14d6/0x1c20
[ 95.882107][ T5635] ? __pfx_bpf_prog_load+0x10/0x10
[ 95.887303][ T5635] __sys_bpf+0xd0d/0xd90
[ 95.891600][ T5635] ? __pfx___sys_bpf+0x10/0x10
[ 95.896386][ T5635] ? do_raw_spin_lock+0x12b/0x2f0
[ 95.901446][ T5635] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 95.906872][ T5635] ? __pfx_ptrace_notify+0x10/0x10
[ 95.912039][ T5635] __x64_sys_bpf+0xba/0xd0
[ 95.916571][ T5635] do_syscall_64+0x166/0x520
[ 95.921200][ T5635] ? trace_irq_disable+0x3b/0x140
[ 95.926261][ T5635] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.932356][ T5635] ? clear_bhb_loop+0x70/0xc0
[ 95.937085][ T5635] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.942997][ T5635] RIP: 0033:0x7f404ddd9ef9
[ 95.947429][ 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
[ 95.967051][ T5635] RSP: 002b:00007ffdd38bad38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 95.975489][ T5635] RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007f404ddd9ef9
[ 95.983499][ T5635] RDX: 0000000000000080 RSI: 0000200000000300 RDI: 0000000000000005
[ 95.991838][ T5635] RBP: 0000000000000001 R08: 00007ffdd38bae68 R09: 00007ffdd38bae68
[ 95.999914][ T5635] R10: 00007ffdd38bae68 R11: 0000000000000246 R12: 00007ffdd38bae58
[ 96.007907][ T5635] R13: 0000000000000002 R14: 00007f404de6aca0 R15: 0000000000000002
[ 96.016018][ T5635]
[ 96.019648][ T5635] Kernel Offset: disabled
[ 96.024001][ T5635] Rebooting in 86400 seconds..