./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1669488142
<...>
Warning: Permanently added '10.128.0.131' (ED25519) to the list of known hosts.
execve("./syz-executor1669488142", ["./syz-executor1669488142"], 0x7ffe1f0d5ee0 /* 10 vars */) = 0
brk(NULL) = 0x55555d7b1000
brk(0x55555d7b1d00) = 0x55555d7b1d00
arch_prctl(ARCH_SET_FS, 0x55555d7b1380) = 0
set_tid_address(0x55555d7b1650) = 5066
set_robust_list(0x55555d7b1660, 24) = 0
rseq(0x55555d7b1ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1669488142", 4096) = 28
getrandom("\xf9\x2a\xff\x85\xc5\xd7\xed\x44", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55555d7b1d00
brk(0x55555d7d2d00) = 0x55555d7d2d00
brk(0x55555d7d3000) = 0x55555d7d3000
mprotect(0x7f3f1c427000, 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
bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SCHED_CLS, insn_cnt=12, insns=0x20000240, 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
[ 57.143911][ T5066] ------------[ cut here ]------------
[ 57.149527][ T5066] WARNING: CPU: 0 PID: 5066 at include/linux/skbuff.h:2740 skb_ensure_writable+0x2ef/0x440
[ 57.159668][ T5066] Modules linked in:
[ 57.163608][ T5066] CPU: 0 PID: 5066 Comm: syz-executor166 Not tainted 6.8.0-syzkaller-05236-g443574b03387 #0
[ 57.173718][ T5066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
[ 57.183924][ T5066] RIP: 0010:skb_ensure_writable+0x2ef/0x440
[ 57.189823][ T5066] Code: e8 56 ee 53 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 07 03 fe ff e8 32 ee 53 f8 90 <0f> 0b 90 e9 3e fd ff ff 44 89 f7 44 89 e6 e8 de ef 53 f8 45 39 e6
[ 57.209490][ T5066] RSP: 0018:ffffc900039a78f0 EFLAGS: 00010293
[ 57.215615][ T5066] RAX: ffffffff8941023e RBX: ffff88807adf13c0 RCX: ffff888028b65a00
[ 57.223718][ T5066] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
[ 57.231827][ T5066] RBP: 0000000080000000 R08: ffffffff8940ff77 R09: 1ffffffff1f0d5cd
[ 57.240010][ T5066] R10: dffffc0000000000 R11: ffffffffa00007ec R12: 0000000080000000
[ 57.248087][ T5066] R13: ffff88807adf13c0 R14: ffffc90000ace030 R15: dffffc0000000000
[ 57.256145][ T5066] FS: 000055555d7b1380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
[ 57.265143][ T5066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 57.271897][ T5066] CR2: 00007f8adcdf1b10 CR3: 000000002d4e8000 CR4: 00000000003506f0
[ 57.279919][ T5066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 57.288211][ T5066] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 57.297131][ T5066] Call Trace:
[ 57.300428][ T5066]
[ 57.303465][ T5066] ? __warn+0x163/0x4b0
[ 57.307643][ T5066] ? skb_ensure_writable+0x2ef/0x440
[ 57.313092][ T5066] ? report_bug+0x2b3/0x500
[ 57.317648][ T5066] ? skb_ensure_writable+0x2ef/0x440
[ 57.323033][ T5066] ? handle_bug+0x3e/0x70
[ 57.327497][ T5066] ? exc_invalid_op+0x1a/0x50
[ 57.332244][ T5066] ? asm_exc_invalid_op+0x1a/0x20
[ 57.337293][ T5066] ? 0xffffffffa00007ec
[ 57.341598][ T5066] ? skb_ensure_writable+0x27/0x440
[ 57.346933][ T5066] ? skb_ensure_writable+0x2ee/0x440
[ 57.352281][ T5066] ? skb_ensure_writable+0x2ef/0x440
[ 57.357593][ T5066] ? __pfx___cant_migrate+0x10/0x10
[ 57.362855][ T5066] ? __x64_sys_bpf+0x7c/0x90
[ 57.367470][ T5066] ? bpf_test_run+0x31e/0x900
[ 57.372321][ T5066] bpf_skb_pull_data+0x7c/0x230
[ 57.377382][ T5066] ? bpf_test_run+0x31e/0x900
[ 57.382150][ T5066] bpf_prog_ae7213afad14896d+0x24/0x47
[ 57.387631][ T5066] bpf_test_run+0x409/0x900
[ 57.392206][ T5066] ? __pfx_bpf_test_run+0x10/0x10
[ 57.397256][ T5066] ? eth_type_trans+0x324/0x6c0
[ 57.402190][ T5066] ? __pfx_eth_type_trans+0x10/0x10
[ 57.407463][ T5066] ? convert___skb_to_skb+0x41/0x620
[ 57.412826][ T5066] bpf_prog_test_run_skb+0xafa/0x13a0
[ 57.418243][ T5066] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 57.424141][ T5066] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 57.429979][ T5066] bpf_prog_test_run+0x33a/0x3b0
[ 57.435000][ T5066] __sys_bpf+0x48d/0x810
[ 57.439273][ T5066] ? __pfx___sys_bpf+0x10/0x10
[ 57.444127][ T5066] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 57.450509][ T5066] ? do_syscall_64+0x10a/0x240
[ 57.455371][ T5066] __x64_sys_bpf+0x7c/0x90
[ 57.459888][ T5066] do_syscall_64+0xfb/0x240
[ 57.464484][ T5066] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 57.470418][ T5066] RIP: 0033:0x7f3f1c3b44e9
[ 57.474924][ T5066] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
[ 57.494598][ T5066] RSP: 002b:00007ffd4dfaf508 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 57.503089][ T5066] RAX: ffffffffffffffda RBX: 00007ffd4dfaf6d8 RCX: 00007f3f1c3b44e9
[ 57.511122][ T5066] RDX: 0000000000000048 RSI: 00000000200002c0 RDI: 000000000000000a
[ 57.519483][ T5066] RBP: 00007f3f1c427610 R08: 0000000000000000 R09: 00007ffd4dfaf6d8
[ 57.527540][ T5066] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 57.535578][ T5066] R13: 00007ffd4dfaf6c8 R14: 0000000000000001 R15: 0000000000000001
[ 57.543703][ T5066]
[ 57.546770][ T5066] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 57.554051][ T5066] CPU: 0 PID: 5066 Comm: syz-executor166 Not tainted 6.8.0-syzkaller-05236-g443574b03387 #0
[ 57.564116][ T5066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
[ 57.574175][ T5066] Call Trace:
[ 57.577469][ T5066]
[ 57.580427][ T5066] dump_stack_lvl+0x1e7/0x2e0
[ 57.585110][ T5066] ? __pfx_dump_stack_lvl+0x10/0x10
[ 57.590310][ T5066] ? __pfx__printk+0x10/0x10
[ 57.594932][ T5066] ? _printk+0xd5/0x120
[ 57.599119][ T5066] ? vscnprintf+0x5d/0x90
[ 57.603457][ T5066] panic+0x349/0x860
[ 57.607365][ T5066] ? __warn+0x172/0x4b0
[ 57.611534][ T5066] ? __pfx_panic+0x10/0x10
[ 57.615953][ T5066] ? show_trace_log_lvl+0x4e6/0x520
[ 57.621173][ T5066] __warn+0x31e/0x4b0
[ 57.625174][ T5066] ? skb_ensure_writable+0x2ef/0x440
[ 57.630474][ T5066] report_bug+0x2b3/0x500
[ 57.634824][ T5066] ? skb_ensure_writable+0x2ef/0x440
[ 57.640106][ T5066] handle_bug+0x3e/0x70
[ 57.644246][ T5066] exc_invalid_op+0x1a/0x50
[ 57.648731][ T5066] asm_exc_invalid_op+0x1a/0x20
[ 57.653570][ T5066] RIP: 0010:skb_ensure_writable+0x2ef/0x440
[ 57.659446][ T5066] Code: e8 56 ee 53 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 07 03 fe ff e8 32 ee 53 f8 90 <0f> 0b 90 e9 3e fd ff ff 44 89 f7 44 89 e6 e8 de ef 53 f8 45 39 e6
[ 57.679251][ T5066] RSP: 0018:ffffc900039a78f0 EFLAGS: 00010293
[ 57.685487][ T5066] RAX: ffffffff8941023e RBX: ffff88807adf13c0 RCX: ffff888028b65a00
[ 57.693467][ T5066] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
[ 57.701430][ T5066] RBP: 0000000080000000 R08: ffffffff8940ff77 R09: 1ffffffff1f0d5cd
[ 57.709387][ T5066] R10: dffffc0000000000 R11: ffffffffa00007ec R12: 0000000080000000
[ 57.717338][ T5066] R13: ffff88807adf13c0 R14: ffffc90000ace030 R15: dffffc0000000000
[ 57.725307][ T5066] ? 0xffffffffa00007ec
[ 57.729441][ T5066] ? skb_ensure_writable+0x27/0x440
[ 57.734622][ T5066] ? skb_ensure_writable+0x2ee/0x440
[ 57.739911][ T5066] ? __pfx___cant_migrate+0x10/0x10
[ 57.745087][ T5066] ? __x64_sys_bpf+0x7c/0x90
[ 57.749669][ T5066] ? bpf_test_run+0x31e/0x900
[ 57.754335][ T5066] bpf_skb_pull_data+0x7c/0x230
[ 57.759174][ T5066] ? bpf_test_run+0x31e/0x900
[ 57.763836][ T5066] bpf_prog_ae7213afad14896d+0x24/0x47
[ 57.769273][ T5066] bpf_test_run+0x409/0x900
[ 57.773768][ T5066] ? __pfx_bpf_test_run+0x10/0x10
[ 57.778775][ T5066] ? eth_type_trans+0x324/0x6c0
[ 57.783625][ T5066] ? __pfx_eth_type_trans+0x10/0x10
[ 57.788839][ T5066] ? convert___skb_to_skb+0x41/0x620
[ 57.794123][ T5066] bpf_prog_test_run_skb+0xafa/0x13a0
[ 57.799489][ T5066] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 57.805292][ T5066] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 57.811079][ T5066] bpf_prog_test_run+0x33a/0x3b0
[ 57.816014][ T5066] __sys_bpf+0x48d/0x810
[ 57.820238][ T5066] ? __pfx___sys_bpf+0x10/0x10
[ 57.824990][ T5066] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 57.831302][ T5066] ? do_syscall_64+0x10a/0x240
[ 57.836048][ T5066] __x64_sys_bpf+0x7c/0x90
[ 57.840445][ T5066] do_syscall_64+0xfb/0x240
[ 57.844929][ T5066] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 57.850806][ T5066] RIP: 0033:0x7f3f1c3b44e9
[ 57.855204][ T5066] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
[ 57.874875][ T5066] RSP: 002b:00007ffd4dfaf508 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 57.883364][ T5066] RAX: ffffffffffffffda RBX: 00007ffd4dfaf6d8 RCX: 00007f3f1c3b44e9
[ 57.891328][ T5066] RDX: 0000000000000048 RSI: 00000000200002c0 RDI: 000000000000000a
[ 57.899292][ T5066] RBP: 00007f3f1c427610 R08: 0000000000000000 R09: 00007ffd4dfaf6d8
[ 57.907248][ T5066] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 57.915199][ T5066] R13: 00007ffd4dfaf6c8 R14: 0000000000000001 R15: 0000000000000001
[ 57.923160][ T5066]
[ 57.926371][ T5066] Kernel Offset: disabled
[ 57.930787][ T5066] Rebooting in 86400 seconds..