skb frag: 000000e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 skb frag: 000000f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 skb frag: 00000100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 skb frag: 00000110: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 skb frag: 00000120: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ------------[ cut here ]------------ kernel BUG at ./include/linux/skbuff.h:2830! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 0 UID: 0 PID: 5708 Comm: kworker/0:5 Tainted: G L syzkaller #0 PREEMPT_{RT,(full)} Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Workqueue: events net_dm_packet_work RIP: 0010:__skb_pull include/linux/skbuff.h:2830 [inline] RIP: 0010:skb_pull_inline include/linux/skbuff.h:2837 [inline] RIP: 0010:skb_pull+0x1c4/0x1d0 net/core/skbuff.c:2677 Code: b7 11 f9 8b 44 24 04 89 43 70 48 c7 c7 60 88 71 8c 89 ee e8 7e 6b 06 f8 48 c7 c7 a0 88 71 8c 48 89 de 31 d2 e8 ad fb fe ff 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc900062f7800 EFLAGS: 00010282 RAX: ffffffff89200950 RBX: ffff88806c8e0000 RCX: ffff888025da1f40 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00000000000000fe R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed10170c490b R12: 000000000000401d R13: dffffc0000000000 R14: 1ffff1100d91c00e R15: 0000000000003f1f FS: 0000000000000000(0000) GS:ffff888125bc3000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31e0fff8 CR3: 0000000060ece000 CR4: 00000000003526f0 Call Trace: net_dm_packet_report net/core/drop_monitor.c:699 [inline] net_dm_packet_work+0x52c/0x14b0 net/core/drop_monitor.c:738 process_one_work kernel/workqueue.c:3396 [inline] process_scheduled_works+0xc3d/0x1630 kernel/workqueue.c:3479 worker_thread+0xa47/0xfb0 kernel/workqueue.c:3560 kthread+0x38b/0x470 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__skb_pull include/linux/skbuff.h:2830 [inline] RIP: 0010:skb_pull_inline include/linux/skbuff.h:2837 [inline] RIP: 0010:skb_pull+0x1c4/0x1d0 net/core/skbuff.c:2677 Code: b7 11 f9 8b 44 24 04 89 43 70 48 c7 c7 60 88 71 8c 89 ee e8 7e 6b 06 f8 48 c7 c7 a0 88 71 8c 48 89 de 31 d2 e8 ad fb fe ff 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc900062f7800 EFLAGS: 00010282 RAX: ffffffff89200950 RBX: ffff88806c8e0000 RCX: ffff888025da1f40 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00000000000000fe R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed10170c490b R12: 000000000000401d R13: dffffc0000000000 R14: 1ffff1100d91c00e R15: 0000000000003f1f FS: 0000000000000000(0000) GS:ffff888125bc3000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055759558dee8 CR3: 000000002cfb0000 CR4: 00000000003526f0