skbuff: skb_over_panic: text:ffffffff88172b9b len:4814 put:4814 head:ffff8880165ff800 data:ffff8880165ff800 tail:0x12ce end:0xc0 dev:<NULL>
------------[ cut here ]------------
kernel BUG at net/core/skbuff.c:111!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 9102 Comm: syz-executor.2 Not tainted 5.15.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:skb_panic+0x16c/0x16e net/core/skbuff.c:111
Code: f8 4c 8b 4c 24 10 8b 4b 70 41 56 45 89 e8 4c 89 e2 41 57 48 89 ee 48 c7 c7 a0 80 8b 8a ff 74 24 10 ff 74 24 20 e8 06 16 c3 ff <0f> 0b e8 e5 fb 45 f8 4c 8b 64 24 18 e8 bb 3b 8d f8 48 c7 c1 40 8d
RSP: 0018:ffffc90000007b10 EFLAGS: 00010286
RAX: 000000000000008b RBX: ffff88807a8f6b40 RCX: 0000000000000000
RDX: ffff88807860b900 RSI: ffffffff815dbd98 RDI: fffff52000000f54
RBP: ffffffff8a8b8d80 R08: 000000000000008b R09: 0000000000000000
R10: ffffffff815d5b3e R11: 0000000000000000 R12: ffffffff88172b9b
R13: 00000000000012ce R14: ffffffff8a8b8060 R15: 00000000000000c0
FS:  0000555556137400(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3941752718 CR3: 0000000028d7f000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 skb_over_panic net/core/skbuff.c:116 [inline]
 skb_put.cold+0x24/0x24 net/core/skbuff.c:1980
 isotp_rcv_cf net/can/isotp.c:570 [inline]
 isotp_rcv+0xa4b/0x1e60 net/can/isotp.c:668
 deliver net/can/af_can.c:574 [inline]
 can_rcv_filter+0x445/0x8d0 net/can/af_can.c:635
 can_receive+0x31d/0x580 net/can/af_can.c:665
 can_rcv+0x120/0x1c0 net/can/af_can.c:696
 __netif_receive_skb_one_core+0x114/0x180 net/core/dev.c:5436
 __netif_receive_skb+0x24/0x1b0 net/core/dev.c:5550
 process_backlog+0x2a5/0x6c0 net/core/dev.c:6427
 __napi_poll+0xaf/0x440 net/core/dev.c:6986
 napi_poll net/core/dev.c:7053 [inline]
 net_rx_action+0x801/0xb40 net/core/dev.c:7140
 __do_softirq+0x29b/0x9c2 kernel/softirq.c:558
 do_softirq.part.0+0xde/0x130 kernel/softirq.c:459
 </IRQ>
 do_softirq kernel/softirq.c:451 [inline]
 __local_bh_enable_ip+0x102/0x120 kernel/softirq.c:383
 tun_flow_uninit drivers/net/tun.c:1283 [inline]
 tun_free_netdev+0xb2/0x140 drivers/net/tun.c:2209
 netdev_run_todo+0x6b4/0xa80 net/core/dev.c:10593
 tun_detach drivers/net/tun.c:690 [inline]
 tun_chr_close+0xe0/0x180 drivers/net/tun.c:3397
 __fput+0x288/0x9f0 fs/file_table.c:280
 task_work_run+0xdd/0x1a0 kernel/task_work.c:164
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:175 [inline]
 exit_to_user_mode_prepare+0x27e/0x290 kernel/entry/common.c:209
 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline]
 syscall_exit_to_user_mode+0x19/0x60 kernel/entry/common.c:302
 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7fa03d8d051b
Code: 0f 05 48 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 63 fc ff ff 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 a1 fc ff ff 8b 44
RSP: 002b:00007ffce16aeb70 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007fa03d8d051b
RDX: 00007fa03da26688 RSI: ffffffff893513d8 RDI: 0000000000000003
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000001b2ed24bf8
R10: 0000000000001d0f R11: 0000000000000293 R12: 0000000000028152
R13: 00000000000003e8 R14: 00007fa03da21f60 R15: 0000000000028120
Modules linked in:
---[ end trace cece3f50558279f4 ]---
RIP: 0010:skb_panic+0x16c/0x16e net/core/skbuff.c:111
Code: f8 4c 8b 4c 24 10 8b 4b 70 41 56 45 89 e8 4c 89 e2 41 57 48 89 ee 48 c7 c7 a0 80 8b 8a ff 74 24 10 ff 74 24 20 e8 06 16 c3 ff <0f> 0b e8 e5 fb 45 f8 4c 8b 64 24 18 e8 bb 3b 8d f8 48 c7 c1 40 8d
RSP: 0018:ffffc90000007b10 EFLAGS: 00010286
RAX: 000000000000008b RBX: ffff88807a8f6b40 RCX: 0000000000000000
RDX: ffff88807860b900 RSI: ffffffff815dbd98 RDI: fffff52000000f54
RBP: ffffffff8a8b8d80 R08: 000000000000008b R09: 0000000000000000
R10: ffffffff815d5b3e R11: 0000000000000000 R12: ffffffff88172b9b
R13: 00000000000012ce R14: ffffffff8a8b8060 R15: 00000000000000c0
FS:  0000555556137400(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3941752718 CR3: 0000000028d7f000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400