Warning: Permanently added '10.128.0.40' (ED25519) to the list of known hosts. executing program [ 65.961907][ T3540] ------------[ cut here ]------------ [ 65.967482][ T3540] WARNING: CPU: 0 PID: 3540 at include/linux/skbuff.h:2641 skb_ensure_writable+0x2e6/0x430 [ 65.977759][ T3540] Modules linked in: [ 65.981812][ T3540] CPU: 0 PID: 3540 Comm: syz-executor265 Not tainted 6.1.86-syzkaller #0 [ 65.990327][ T3540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 66.000512][ T3540] RIP: 0010:skb_ensure_writable+0x2e6/0x430 [ 66.006605][ T3540] Code: c3 e8 4e 57 0e f9 4c 89 ef 31 f6 31 d2 b9 20 0a 00 00 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d e9 9f 0f fe ff e8 2a 57 0e f9 <0f> 0b e9 44 fd ff ff 44 89 f7 44 89 e6 e8 78 58 0e f9 45 39 e6 0f [ 66.026499][ T3540] RSP: 0018:ffffc90003aaf910 EFLAGS: 00010293 [ 66.032732][ T3540] RAX: ffffffff887c3826 RBX: ffff88807c96c640 RCX: ffff888027653b80 [ 66.040974][ T3540] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 66.049488][ T3540] RBP: 0000000080000000 R08: ffffffff887c3563 R09: fffffbfff1ce6ede [ 66.057553][ T3540] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000080000000 [ 66.065934][ T3540] R13: ffff88807c96c640 R14: ffffc90000aee020 R15: dffffc0000000000 [ 66.073950][ T3540] FS: 000055555674b380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 66.083239][ T3540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.090785][ T3540] CR2: 0000000020000240 CR3: 000000007c524000 CR4: 00000000003506f0 [ 66.098790][ T3540] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 66.107848][ T3540] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 66.116119][ T3540] Call Trace: [ 66.119390][ T3540] [ 66.122409][ T3540] ? __warn+0x15a/0x520 [ 66.126691][ T3540] ? skb_ensure_writable+0x2e6/0x430 [ 66.132527][ T3540] ? report_bug+0x2af/0x500 [ 66.137383][ T3540] ? skb_ensure_writable+0x2e6/0x430 [ 66.142785][ T3540] ? handle_bug+0x3d/0x70 [ 66.147605][ T3540] ? exc_invalid_op+0x16/0x40 [ 66.152825][ T3540] ? asm_exc_invalid_op+0x16/0x20 [ 66.158274][ T3540] ? skb_ensure_writable+0x23/0x430 [ 66.163762][ T3540] ? skb_ensure_writable+0x2e6/0x430 [ 66.169349][ T3540] ? skb_ensure_writable+0x2e6/0x430 [ 66.174804][ T3540] ? __cant_sleep+0x270/0x270 [ 66.179520][ T3540] bpf_skb_pull_data+0x78/0x220 [ 66.184572][ T3540] bpf_prog_ae7213afad14896d+0x1c/0x3f [ 66.190182][ T3540] bpf_test_run+0x40f/0x8b0 [ 66.194698][ T3540] ? convert___skb_to_skb+0x610/0x610 [ 66.200155][ T3540] ? rcu_is_watching+0x11/0xb0 [ 66.205122][ T3540] ? eth_type_trans+0x320/0x6c0 [ 66.210283][ T3540] ? eth_get_headlen+0x240/0x240 [ 66.215231][ T3540] ? convert___skb_to_skb+0x41/0x610 [ 66.221253][ T3540] ? build_skb+0x112/0x250 [ 66.225780][ T3540] bpf_prog_test_run_skb+0xaf1/0x13a0 [ 66.231214][ T3540] ? cpu_online+0xb0/0xb0 [ 66.235728][ T3540] ? __fdget+0x14e/0x210 [ 66.240007][ T3540] ? cpu_online+0xb0/0xb0 [ 66.244526][ T3540] bpf_prog_test_run+0x32f/0x3a0 [ 66.249505][ T3540] __sys_bpf+0x3eb/0x6c0 [ 66.254014][ T3540] ? bpf_link_show_fdinfo+0x2d0/0x2d0 [ 66.259569][ T3540] ? print_irqtrace_events+0x210/0x210 [ 66.265159][ T3540] ? print_irqtrace_events+0x210/0x210 [ 66.270777][ T3540] ? syscall_enter_from_user_mode+0x2e/0x230 [ 66.277349][ T3540] ? lockdep_hardirqs_on+0x94/0x130 [ 66.283336][ T3540] __x64_sys_bpf+0x78/0x90 [ 66.287796][ T3540] do_syscall_64+0x3b/0xb0 [ 66.292355][ T3540] ? clear_bhb_loop+0x45/0xa0 [ 66.297236][ T3540] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 66.303229][ T3540] RIP: 0033:0x7f36713d44e9 [ 66.307674][ T3540] 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 [ 66.327480][ T3540] RSP: 002b:00007ffcb1617fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 66.336002][ T3540] RAX: ffffffffffffffda RBX: 00007ffcb16181a8 RCX: 00007f36713d44e9 [ 66.344369][ T3540] RDX: 0000000000000048 RSI: 00000000200002c0 RDI: 000000000000000a [ 66.352828][ T3540] RBP: 00007f3671447610 R08: 0000000000000000 R09: 00007ffcb16181a8 [ 66.361155][ T3540] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 66.369154][ T3540] R13: 00007ffcb1618198 R14: 0000000000000001 R15: 0000000000000001 [ 66.377277][ T3540] [ 66.380399][ T3540] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 66.387796][ T3540] CPU: 0 PID: 3540 Comm: syz-executor265 Not tainted 6.1.86-syzkaller #0 [ 66.396319][ T3540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 66.406445][ T3540] Call Trace: [ 66.409710][ T3540] [ 66.412633][ T3540] dump_stack_lvl+0x1e3/0x2cb [ 66.417382][ T3540] ? nf_tcp_handle_invalid+0x642/0x642 [ 66.423550][ T3540] ? panic+0x764/0x764 [ 66.427706][ T3540] ? vscnprintf+0x59/0x80 [ 66.432219][ T3540] panic+0x318/0x764 [ 66.436205][ T3540] ? __warn+0x169/0x520 [ 66.440810][ T3540] ? memcpy_page_flushcache+0xfc/0xfc [ 66.446183][ T3540] __warn+0x348/0x520 [ 66.450174][ T3540] ? skb_ensure_writable+0x2e6/0x430 [ 66.455459][ T3540] report_bug+0x2af/0x500 [ 66.459867][ T3540] ? skb_ensure_writable+0x2e6/0x430 [ 66.465247][ T3540] handle_bug+0x3d/0x70 [ 66.469683][ T3540] exc_invalid_op+0x16/0x40 [ 66.474207][ T3540] asm_exc_invalid_op+0x16/0x20 [ 66.479147][ T3540] RIP: 0010:skb_ensure_writable+0x2e6/0x430 [ 66.485138][ T3540] Code: c3 e8 4e 57 0e f9 4c 89 ef 31 f6 31 d2 b9 20 0a 00 00 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d e9 9f 0f fe ff e8 2a 57 0e f9 <0f> 0b e9 44 fd ff ff 44 89 f7 44 89 e6 e8 78 58 0e f9 45 39 e6 0f [ 66.505208][ T3540] RSP: 0018:ffffc90003aaf910 EFLAGS: 00010293 [ 66.511889][ T3540] RAX: ffffffff887c3826 RBX: ffff88807c96c640 RCX: ffff888027653b80 [ 66.519942][ T3540] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 66.528006][ T3540] RBP: 0000000080000000 R08: ffffffff887c3563 R09: fffffbfff1ce6ede [ 66.535982][ T3540] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000080000000 [ 66.544052][ T3540] R13: ffff88807c96c640 R14: ffffc90000aee020 R15: dffffc0000000000 [ 66.552202][ T3540] ? skb_ensure_writable+0x23/0x430 [ 66.557479][ T3540] ? skb_ensure_writable+0x2e6/0x430 [ 66.562750][ T3540] ? __cant_sleep+0x270/0x270 [ 66.567601][ T3540] bpf_skb_pull_data+0x78/0x220 [ 66.572702][ T3540] bpf_prog_ae7213afad14896d+0x1c/0x3f [ 66.578511][ T3540] bpf_test_run+0x40f/0x8b0 [ 66.583109][ T3540] ? convert___skb_to_skb+0x610/0x610 [ 66.588464][ T3540] ? rcu_is_watching+0x11/0xb0 [ 66.593226][ T3540] ? eth_type_trans+0x320/0x6c0 [ 66.598447][ T3540] ? eth_get_headlen+0x240/0x240 [ 66.603580][ T3540] ? convert___skb_to_skb+0x41/0x610 [ 66.609100][ T3540] ? build_skb+0x112/0x250 [ 66.613776][ T3540] bpf_prog_test_run_skb+0xaf1/0x13a0 [ 66.619363][ T3540] ? cpu_online+0xb0/0xb0 [ 66.623733][ T3540] ? __fdget+0x14e/0x210 [ 66.627988][ T3540] ? cpu_online+0xb0/0xb0 [ 66.632477][ T3540] bpf_prog_test_run+0x32f/0x3a0 [ 66.637456][ T3540] __sys_bpf+0x3eb/0x6c0 [ 66.641879][ T3540] ? bpf_link_show_fdinfo+0x2d0/0x2d0 [ 66.647257][ T3540] ? print_irqtrace_events+0x210/0x210 [ 66.652880][ T3540] ? print_irqtrace_events+0x210/0x210 [ 66.658588][ T3540] ? syscall_enter_from_user_mode+0x2e/0x230 [ 66.664616][ T3540] ? lockdep_hardirqs_on+0x94/0x130 [ 66.669813][ T3540] __x64_sys_bpf+0x78/0x90 [ 66.674357][ T3540] do_syscall_64+0x3b/0xb0 [ 66.678953][ T3540] ? clear_bhb_loop+0x45/0xa0 [ 66.684576][ T3540] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 66.691570][ T3540] RIP: 0033:0x7f36713d44e9 [ 66.696100][ T3540] 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 [ 66.716255][ T3540] RSP: 002b:00007ffcb1617fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 66.724751][ T3540] RAX: ffffffffffffffda RBX: 00007ffcb16181a8 RCX: 00007f36713d44e9 [ 66.733643][ T3540] RDX: 0000000000000048 RSI: 00000000200002c0 RDI: 000000000000000a [ 66.741797][ T3540] RBP: 00007f3671447610 R08: 0000000000000000 R09: 00007ffcb16181a8 [ 66.749786][ T3540] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 66.757780][ T3540] R13: 00007ffcb1618198 R14: 0000000000000001 R15: 0000000000000001 [ 66.765963][ T3540] [ 66.769269][ T3540] Kernel Offset: disabled [ 66.773693][ T3540] Rebooting in 86400 seconds..