general protection fault, probably for non-canonical address 0xdffffc001fffffff: 0000 [#1] PREEMPT SMP KASAN
KASAN: probably user-memory-access in range [0x00000000fffffff8-0x00000000ffffffff]
CPU: 1 PID: 19 Comm: ksoftirqd/1 Not tainted 5.12.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:dst_dev_put+0x1d/0x220 net/core/dst.c:156
Code: 50 b7 fa e9 53 ff ff ff cc cc cc cc cc 41 54 55 53 48 89 fb e8 94 a0 73 fa 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 8b 01 00 00 48 8d 7b 3a 4c 8b 23 48 b8 00 00 00
RSP: 0018:ffffc90000d97c40 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 00000000fffffffa RCX: 0000000000000100
RDX: 000000001fffffff RSI: ffffffff8700513c RDI: 00000000fffffffa
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff878e9735 R11: 0000000000000000 R12: 0000000000000007
R13: fffffbfff1b8a444 R14: 0000607f46035f60 R15: 00000000fffffffa
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f81d67f8718 CR3: 0000000062737000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rt_fibinfo_free_cpus.part.0+0xda/0x140 net/ipv4/fib_semantics.c:202
 rt_fibinfo_free_cpus net/ipv4/fib_semantics.c:194 [inline]
 fib_nh_common_release+0xff/0x330 net/ipv4/fib_semantics.c:215
 fib6_info_destroy_rcu+0x187/0x210 net/ipv6/ip6_fib.c:174
 rcu_do_batch kernel/rcu/tree.c:2559 [inline]
 rcu_core+0x74a/0x12f0 kernel/rcu/tree.c:2794
 __do_softirq+0x29b/0x9f6 kernel/softirq.c:345
 run_ksoftirqd kernel/softirq.c:652 [inline]
 run_ksoftirqd+0x2d/0x60 kernel/softirq.c:644
 smpboot_thread_fn+0x655/0x9e0 kernel/smpboot.c:165
 kthread+0x3b1/0x4a0 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294
Modules linked in:
---[ end trace adc89ead91e3da12 ]---
RIP: 0010:dst_dev_put+0x1d/0x220 net/core/dst.c:156
Code: 50 b7 fa e9 53 ff ff ff cc cc cc cc cc 41 54 55 53 48 89 fb e8 94 a0 73 fa 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 8b 01 00 00 48 8d 7b 3a 4c 8b 23 48 b8 00 00 00
RSP: 0018:ffffc90000d97c40 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 00000000fffffffa RCX: 0000000000000100
RDX: 000000001fffffff RSI: ffffffff8700513c RDI: 00000000fffffffa
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff878e9735 R11: 0000000000000000 R12: 0000000000000007
R13: fffffbfff1b8a444 R14: 0000607f46035f60 R15: 00000000fffffffa
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f81d67f8718 CR3: 0000000062737000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400