./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3801556384
<...>
Warning: Permanently added '10.128.1.53' (ED25519) to the list of known hosts.
execve("./syz-executor3801556384", ["./syz-executor3801556384"], 0x7ffc7ff8a670 /* 10 vars */) = 0
brk(NULL) = 0x555569d65000
brk(0x555569d65d00) = 0x555569d65d00
arch_prctl(ARCH_SET_FS, 0x555569d65380) = 0
set_tid_address(0x555569d65650) = 5094
set_robust_list(0x555569d65660, 24) = 0
rseq(0x555569d65ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3801556384", 4096) = 28
getrandom("\xa9\x53\x7e\x57\x21\xad\x1b\x05", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555569d65d00
brk(0x555569d86d00) = 0x555569d86d00
brk(0x555569d87000) = 0x555569d87000
mprotect(0x7f5c13b5b000, 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 5095 attached
, child_tidptr=0x555569d65650) = 5095
[pid 5095] set_robust_list(0x555569d65660, 24) = 0
[pid 5095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5095] setpgid(0, 0) = 0
[pid 5095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5095] write(3, "1000", 4) = 4
[pid 5095] close(3) = 0
[pid 5095] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SCHED_CLS, insn_cnt=12, insns=0x20000140, 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=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[ 74.211929][ T5095] ------------[ cut here ]------------
[ 74.217581][ T5095] WARNING: CPU: 1 PID: 5095 at include/linux/skbuff.h:2738 skb_ensure_writable+0x2ef/0x440
[ 74.227686][ T5095] Modules linked in:
[ 74.231612][ T5095] CPU: 1 PID: 5095 Comm: syz-executor380 Not tainted 6.9.0-syzkaller-05151-g1b294a1f3561 #0
[ 74.241771][ T5095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 74.251893][ T5095] RIP: 0010:skb_ensure_writable+0x2ef/0x440
[ 74.257891][ T5095] Code: e8 d6 de 45 f8 4c 89 ef 31 f6 31 d2 b9 20 08 00 00 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d e9 17 03 fe ff e8 b2 de 45 f8 90 <0f> 0b 90 e9 3e fd ff ff 44 89 f7 44 89 e6 e8 5e e0 45 f8 45 39 e6
[ 74.277763][ T5095] RSP: 0018:ffffc9000360f8f0 EFLAGS: 00010293
[ 74.283843][ T5095] RAX: ffffffff89507e7e RBX: ffff88807a473280 RCX: ffff8880282cda00
[ 74.291894][ T5095] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 74.299938][ T5095] RBP: 00000000ffffffff R08: ffffffff89507bb7 R09: 1ffffffff1f593a5
[ 74.308004][ T5095] R10: dffffc0000000000 R11: ffffffffa0001acc R12: 00000000ffffffff
[ 74.316067][ T5095] R13: ffff88807a473280 R14: ffffc90000ace030 R15: dffffc0000000000
[ 74.324063][ T5095] FS: 0000555569d65380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
[ 74.333059][ T5095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 74.339704][ T5095] CR2: 00007f5c13b5f0d0 CR3: 000000007bb38000 CR4: 00000000003506f0
[ 74.347747][ T5095] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 74.355797][ T5095] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 74.363810][ T5095] Call Trace:
[ 74.367168][ T5095]
[ 74.370128][ T5095] ? __warn+0x163/0x4e0
[ 74.374310][ T5095] ? skb_ensure_writable+0x2ef/0x440
[ 74.379699][ T5095] ? report_bug+0x2b3/0x500
[ 74.384238][ T5095] ? skb_ensure_writable+0x2ef/0x440
[ 74.389615][ T5095] ? handle_bug+0x3e/0x70
[ 74.393977][ T5095] ? exc_invalid_op+0x1a/0x50
[ 74.398731][ T5095] ? asm_exc_invalid_op+0x1a/0x20
[ 74.403791][ T5095] ? 0xffffffffa0001acc
[ 74.408045][ T5095] ? skb_ensure_writable+0x27/0x440
[ 74.413300][ T5095] ? skb_ensure_writable+0x2ee/0x440
[ 74.418693][ T5095] ? skb_ensure_writable+0x2ef/0x440
[ 74.424024][ T5095] ? __pfx___cant_migrate+0x10/0x10
[ 74.429404][ T5095] ? bpf_test_run+0x31e/0x910
[ 74.434116][ T5095] bpf_skb_pull_data+0x7c/0x230
[ 74.439039][ T5095] ? bpf_test_run+0x31e/0x910
[ 74.443759][ T5095] bpf_prog_58dbbba81b71214e+0x24/0x47
[ 74.449288][ T5095] bpf_test_run+0x409/0x910
[ 74.453842][ T5095] ? __pfx_bpf_test_run+0x10/0x10
[ 74.458957][ T5095] ? eth_type_trans+0x3d1/0x7a0
[ 74.463856][ T5095] ? __pfx_eth_type_trans+0x10/0x10
[ 74.469133][ T5095] ? convert___skb_to_skb+0x41/0x620
[ 74.474473][ T5095] bpf_prog_test_run_skb+0xafa/0x13a0
[ 74.479989][ T5095] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 74.485880][ T5095] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 74.491716][ T5095] bpf_prog_test_run+0x33a/0x3b0
[ 74.496730][ T5095] __sys_bpf+0x48d/0x810
[ 74.501024][ T5095] ? __pfx___sys_bpf+0x10/0x10
[ 74.505889][ T5095] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 74.512258][ T5095] ? exc_page_fault+0x577/0x8a0
[ 74.517207][ T5095] __x64_sys_bpf+0x7c/0x90
[ 74.521674][ T5095] do_syscall_64+0xf5/0x240
[ 74.526266][ T5095] ? clear_bhb_loop+0x35/0x90
[ 74.531019][ T5095] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 74.536995][ T5095] RIP: 0033:0x7f5c13ae7d39
[ 74.541458][ T5095] 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
[ 74.561167][ T5095] RSP: 002b:00007ffea65fd0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 74.569654][ T5095] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5c13ae7d39
[ 74.577714][ T5095] RDX: 0000000000000048 RSI: 00000000200002c0 RDI: 000000000000000a
[ 74.585776][ T5095] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006
[ 74.593778][ T5095] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 74.601817][ T5095] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 74.609879][ T5095]
[ 74.612911][ T5095] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 74.620191][ T5095] CPU: 1 PID: 5095 Comm: syz-executor380 Not tainted 6.9.0-syzkaller-05151-g1b294a1f3561 #0
[ 74.630267][ T5095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 74.640342][ T5095] Call Trace:
[ 74.643629][ T5095]
[ 74.646565][ T5095] dump_stack_lvl+0x241/0x360
[ 74.651255][ T5095] ? __pfx_dump_stack_lvl+0x10/0x10
[ 74.656478][ T5095] ? __pfx__printk+0x10/0x10
[ 74.661074][ T5095] ? _printk+0xd5/0x120
[ 74.665260][ T5095] ? vscnprintf+0x5d/0x90
[ 74.669609][ T5095] panic+0x349/0x860
[ 74.673538][ T5095] ? __warn+0x172/0x4e0
[ 74.677700][ T5095] ? __pfx_panic+0x10/0x10
[ 74.682145][ T5095] ? show_trace_log_lvl+0x4e6/0x520
[ 74.687364][ T5095] __warn+0x346/0x4e0
[ 74.691356][ T5095] ? skb_ensure_writable+0x2ef/0x440
[ 74.696658][ T5095] report_bug+0x2b3/0x500
[ 74.700997][ T5095] ? skb_ensure_writable+0x2ef/0x440
[ 74.706319][ T5095] handle_bug+0x3e/0x70
[ 74.710485][ T5095] exc_invalid_op+0x1a/0x50
[ 74.714997][ T5095] asm_exc_invalid_op+0x1a/0x20
[ 74.719877][ T5095] RIP: 0010:skb_ensure_writable+0x2ef/0x440
[ 74.725796][ T5095] Code: e8 d6 de 45 f8 4c 89 ef 31 f6 31 d2 b9 20 08 00 00 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d e9 17 03 fe ff e8 b2 de 45 f8 90 <0f> 0b 90 e9 3e fd ff ff 44 89 f7 44 89 e6 e8 5e e0 45 f8 45 39 e6
[ 74.745421][ T5095] RSP: 0018:ffffc9000360f8f0 EFLAGS: 00010293
[ 74.751505][ T5095] RAX: ffffffff89507e7e RBX: ffff88807a473280 RCX: ffff8880282cda00
[ 74.759489][ T5095] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 74.767479][ T5095] RBP: 00000000ffffffff R08: ffffffff89507bb7 R09: 1ffffffff1f593a5
[ 74.775457][ T5095] R10: dffffc0000000000 R11: ffffffffa0001acc R12: 00000000ffffffff
[ 74.783458][ T5095] R13: ffff88807a473280 R14: ffffc90000ace030 R15: dffffc0000000000
[ 74.791458][ T5095] ? 0xffffffffa0001acc
[ 74.795636][ T5095] ? skb_ensure_writable+0x27/0x440
[ 74.800907][ T5095] ? skb_ensure_writable+0x2ee/0x440
[ 74.806241][ T5095] ? __pfx___cant_migrate+0x10/0x10
[ 74.811504][ T5095] ? bpf_test_run+0x31e/0x910
[ 74.816202][ T5095] bpf_skb_pull_data+0x7c/0x230
[ 74.821065][ T5095] ? bpf_test_run+0x31e/0x910
[ 74.825756][ T5095] bpf_prog_58dbbba81b71214e+0x24/0x47
[ 74.831226][ T5095] bpf_test_run+0x409/0x910
[ 74.835760][ T5095] ? __pfx_bpf_test_run+0x10/0x10
[ 74.840795][ T5095] ? eth_type_trans+0x3d1/0x7a0
[ 74.845691][ T5095] ? __pfx_eth_type_trans+0x10/0x10
[ 74.850933][ T5095] ? convert___skb_to_skb+0x41/0x620
[ 74.856229][ T5095] bpf_prog_test_run_skb+0xafa/0x13a0
[ 74.861623][ T5095] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 74.867466][ T5095] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 74.873279][ T5095] bpf_prog_test_run+0x33a/0x3b0
[ 74.878228][ T5095] __sys_bpf+0x48d/0x810
[ 74.882520][ T5095] ? __pfx___sys_bpf+0x10/0x10
[ 74.887313][ T5095] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 74.893650][ T5095] ? exc_page_fault+0x577/0x8a0
[ 74.898536][ T5095] __x64_sys_bpf+0x7c/0x90
[ 74.902970][ T5095] do_syscall_64+0xf5/0x240
[ 74.907504][ T5095] ? clear_bhb_loop+0x35/0x90
[ 74.912201][ T5095] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 74.918110][ T5095] RIP: 0033:0x7f5c13ae7d39
[ 74.922529][ T5095] 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
[ 74.942164][ T5095] RSP: 002b:00007ffea65fd0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 74.950592][ T5095] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5c13ae7d39
[ 74.958570][ T5095] RDX: 0000000000000048 RSI: 00000000200002c0 RDI: 000000000000000a
[ 74.966552][ T5095] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006
[ 74.974568][ T5095] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 74.982555][ T5095] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 74.990560][ T5095]
[ 74.993920][ T5095] Kernel Offset: disabled
[ 74.998282][ T5095] Rebooting in 86400 seconds..