./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2581863954
<...>
Warning: Permanently added '10.128.1.150' (ED25519) to the list of known hosts.
execve("./syz-executor2581863954", ["./syz-executor2581863954"], 0x7fff51613580 /* 10 vars */) = 0
brk(NULL) = 0x55558ff28000
brk(0x55558ff28d00) = 0x55558ff28d00
arch_prctl(ARCH_SET_FS, 0x55558ff28380) = 0
set_tid_address(0x55558ff28650) = 5066
set_robust_list(0x55558ff28660, 24) = 0
rseq(0x55558ff28ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2581863954", 4096) = 28
getrandom("\xb6\x2d\x1b\x30\x6a\xc9\x3b\xf9", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55558ff28d00
brk(0x55558ff49d00) = 0x55558ff49d00
brk(0x55558ff4a000) = 0x55558ff4a000
mprotect(0x7f88381d2000, 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=0x20000000, 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
[ 54.352842][ T5066] ------------[ cut here ]------------
[ 54.358491][ T5066] WARNING: CPU: 1 PID: 5066 at include/linux/skbuff.h:2740 skb_ensure_writable+0x2ef/0x440
[ 54.368562][ T5066] Modules linked in:
[ 54.372441][ T5066] CPU: 1 PID: 5066 Comm: syz-executor258 Not tainted 6.8.0-syzkaller-05236-g443574b03387 #0
[ 54.382576][ T5066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
[ 54.392732][ T5066] RIP: 0010:skb_ensure_writable+0x2ef/0x440
[ 54.398671][ 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
[ 54.418321][ T5066] RSP: 0018:ffffc9000394f8f0 EFLAGS: 00010293
[ 54.424473][ T5066] RAX: ffffffff8941023e RBX: ffff88807b14b140 RCX: ffff8880279a3c00
[ 54.432449][ T5066] RDX: 0000000000000000 RSI: 00000000fffffff7 RDI: 0000000000000000
[ 54.440454][ T5066] RBP: 00000000fffffff7 R08: ffffffff8940ff77 R09: 1ffffffff1f0d5cd
[ 54.448453][ T5066] R10: dffffc0000000000 R11: ffffffffa0001ad8 R12: 00000000fffffff7
[ 54.456456][ T5066] R13: ffff88807b14b140 R14: ffffc90000ace030 R15: dffffc0000000000
[ 54.464465][ T5066] FS: 000055558ff28380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
[ 54.473394][ T5066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 54.480010][ T5066] CR2: 000055e3eaf414b8 CR3: 0000000075050000 CR4: 00000000003506f0
[ 54.488015][ T5066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 54.496027][ T5066] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 54.504026][ T5066] Call Trace:
[ 54.507294][ T5066]
[ 54.510207][ T5066] ? __warn+0x163/0x4b0
[ 54.514392][ T5066] ? skb_ensure_writable+0x2ef/0x440
[ 54.519786][ T5066] ? report_bug+0x2b3/0x500
[ 54.524334][ T5066] ? skb_ensure_writable+0x2ef/0x440
[ 54.529679][ T5066] ? handle_bug+0x3e/0x70
[ 54.534037][ T5066] ? exc_invalid_op+0x1a/0x50
[ 54.538725][ T5066] ? asm_exc_invalid_op+0x1a/0x20
[ 54.543803][ T5066] ? 0xffffffffa0001ad8
[ 54.547960][ T5066] ? skb_ensure_writable+0x27/0x440
[ 54.553142][ T5066] ? skb_ensure_writable+0x2ee/0x440
[ 54.558456][ T5066] ? skb_ensure_writable+0x2ef/0x440
[ 54.563784][ T5066] ? __pfx___cant_migrate+0x10/0x10
[ 54.569000][ T5066] ? __x64_sys_bpf+0x7c/0x90
[ 54.573617][ T5066] ? bpf_test_run+0x31e/0x900
[ 54.578302][ T5066] bpf_skb_pull_data+0x7c/0x230
[ 54.583138][ T5066] ? bpf_test_run+0x31e/0x900
[ 54.587839][ T5066] bpf_prog_c054a5fa89446ea8+0x24/0x47
[ 54.593322][ T5066] bpf_test_run+0x409/0x900
[ 54.597869][ T5066] ? __pfx_bpf_test_run+0x10/0x10
[ 54.602897][ T5066] ? eth_type_trans+0x324/0x6c0
[ 54.607780][ T5066] ? __pfx_eth_type_trans+0x10/0x10
[ 54.612989][ T5066] ? convert___skb_to_skb+0x41/0x620
[ 54.618327][ T5066] bpf_prog_test_run_skb+0xafa/0x13a0
[ 54.623763][ T5066] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 54.629580][ T5066] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 54.635411][ T5066] bpf_prog_test_run+0x33a/0x3b0
[ 54.640356][ T5066] __sys_bpf+0x48d/0x810
[ 54.644627][ T5066] ? __pfx___sys_bpf+0x10/0x10
[ 54.649407][ T5066] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 54.655762][ T5066] ? do_syscall_64+0x10a/0x240
[ 54.660534][ T5066] __x64_sys_bpf+0x7c/0x90
[ 54.664978][ T5066] do_syscall_64+0xfb/0x240
[ 54.669491][ T5066] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 54.675412][ T5066] RIP: 0033:0x7f883815f669
[ 54.679831][ 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
[ 54.699463][ T5066] RSP: 002b:00007fff45ffef18 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 54.707918][ T5066] RAX: ffffffffffffffda RBX: 00007fff45fff0e8 RCX: 00007f883815f669
[ 54.715925][ T5066] RDX: 0000000000000050 RSI: 00000000200002c0 RDI: 000000000000000a
[ 54.723953][ T5066] RBP: 00007f88381d2610 R08: 0000000000000000 R09: 00007fff45fff0e8
[ 54.731921][ T5066] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 54.739933][ T5066] R13: 00007fff45fff0d8 R14: 0000000000000001 R15: 0000000000000001
[ 54.747957][ T5066]
[ 54.750971][ T5066] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 54.758231][ T5066] CPU: 1 PID: 5066 Comm: syz-executor258 Not tainted 6.8.0-syzkaller-05236-g443574b03387 #0
[ 54.768286][ T5066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
[ 54.778319][ T5066] Call Trace:
[ 54.781580][ T5066]
[ 54.784491][ T5066] dump_stack_lvl+0x1e7/0x2e0
[ 54.789154][ T5066] ? __pfx_dump_stack_lvl+0x10/0x10
[ 54.794332][ T5066] ? __pfx__printk+0x10/0x10
[ 54.798913][ T5066] ? _printk+0xd5/0x120
[ 54.803051][ T5066] ? vscnprintf+0x5d/0x90
[ 54.807382][ T5066] panic+0x349/0x860
[ 54.811256][ T5066] ? __warn+0x172/0x4b0
[ 54.815393][ T5066] ? __pfx_panic+0x10/0x10
[ 54.819788][ T5066] ? show_trace_log_lvl+0x4e6/0x520
[ 54.824978][ T5066] __warn+0x31e/0x4b0
[ 54.828943][ T5066] ? skb_ensure_writable+0x2ef/0x440
[ 54.834211][ T5066] report_bug+0x2b3/0x500
[ 54.838525][ T5066] ? skb_ensure_writable+0x2ef/0x440
[ 54.843789][ T5066] handle_bug+0x3e/0x70
[ 54.847923][ T5066] exc_invalid_op+0x1a/0x50
[ 54.852406][ T5066] asm_exc_invalid_op+0x1a/0x20
[ 54.857237][ T5066] RIP: 0010:skb_ensure_writable+0x2ef/0x440
[ 54.863109][ 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
[ 54.882689][ T5066] RSP: 0018:ffffc9000394f8f0 EFLAGS: 00010293
[ 54.888733][ T5066] RAX: ffffffff8941023e RBX: ffff88807b14b140 RCX: ffff8880279a3c00
[ 54.896685][ T5066] RDX: 0000000000000000 RSI: 00000000fffffff7 RDI: 0000000000000000
[ 54.904631][ T5066] RBP: 00000000fffffff7 R08: ffffffff8940ff77 R09: 1ffffffff1f0d5cd
[ 54.912578][ T5066] R10: dffffc0000000000 R11: ffffffffa0001ad8 R12: 00000000fffffff7
[ 54.920528][ T5066] R13: ffff88807b14b140 R14: ffffc90000ace030 R15: dffffc0000000000
[ 54.928482][ T5066] ? 0xffffffffa0001ad8
[ 54.932613][ T5066] ? skb_ensure_writable+0x27/0x440
[ 54.937789][ T5066] ? skb_ensure_writable+0x2ee/0x440
[ 54.943061][ T5066] ? __pfx___cant_migrate+0x10/0x10
[ 54.948241][ T5066] ? __x64_sys_bpf+0x7c/0x90
[ 54.952810][ T5066] ? bpf_test_run+0x31e/0x900
[ 54.957746][ T5066] bpf_skb_pull_data+0x7c/0x230
[ 54.962591][ T5066] ? bpf_test_run+0x31e/0x900
[ 54.967253][ T5066] bpf_prog_c054a5fa89446ea8+0x24/0x47
[ 54.972703][ T5066] bpf_test_run+0x409/0x900
[ 54.977208][ T5066] ? __pfx_bpf_test_run+0x10/0x10
[ 54.982217][ T5066] ? eth_type_trans+0x324/0x6c0
[ 54.987058][ T5066] ? __pfx_eth_type_trans+0x10/0x10
[ 54.992241][ T5066] ? convert___skb_to_skb+0x41/0x620
[ 54.997508][ T5066] bpf_prog_test_run_skb+0xafa/0x13a0
[ 55.002875][ T5066] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 55.008680][ T5066] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 55.014477][ T5066] bpf_prog_test_run+0x33a/0x3b0
[ 55.019399][ T5066] __sys_bpf+0x48d/0x810
[ 55.023623][ T5066] ? __pfx___sys_bpf+0x10/0x10
[ 55.028376][ T5066] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 55.034682][ T5066] ? do_syscall_64+0x10a/0x240
[ 55.039435][ T5066] __x64_sys_bpf+0x7c/0x90
[ 55.043832][ T5066] do_syscall_64+0xfb/0x240
[ 55.048322][ T5066] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 55.054204][ T5066] RIP: 0033:0x7f883815f669
[ 55.058605][ 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
[ 55.078210][ T5066] RSP: 002b:00007fff45ffef18 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 55.086611][ T5066] RAX: ffffffffffffffda RBX: 00007fff45fff0e8 RCX: 00007f883815f669
[ 55.094561][ T5066] RDX: 0000000000000050 RSI: 00000000200002c0 RDI: 000000000000000a
[ 55.102512][ T5066] RBP: 00007f88381d2610 R08: 0000000000000000 R09: 00007fff45fff0e8
[ 55.110464][ T5066] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 55.118418][ T5066] R13: 00007fff45fff0d8 R14: 0000000000000001 R15: 0000000000000001
[ 55.126380][ T5066]
[ 55.129627][ T5066] Kernel Offset: disabled
[ 55.134024][ T5066] Rebooting in 86400 seconds..