general protection fault, probably for non-canonical address 0xdffffc0000000012: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000090-0x0000000000000097]
CPU: 0 PID: 19460 Comm: syz-executor.1 Not tainted 5.11.0-rc7-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: a4 ba fa e9 53 ff ff ff cc cc cc cc cc 41 54 55 53 48 89 fb e8 f4 74 77 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:ffffc90000007dc8 EFLAGS: 00010207
RAX: dffffc0000000000 RBX: 0000000000000094 RCX: 0000000000000100
RDX: 0000000000000012 RSI: ffffffff86fb720c RDI: 0000000000000094
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff8789a2a5 R11: 0000000000000000 R12: 0000000000000007
R13: fffffbfff1b880cc R14: 0000607f460374b0 R15: 0000000000000094
FS:  00000000024e5400(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000053cbf8 CR3: 0000000052da3000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 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:2489 [inline]
 rcu_core+0x5eb/0xf00 kernel/rcu/tree.c:2723
 __do_softirq+0x29b/0x9f6 kernel/softirq.c:343
 asm_call_irq_on_stack+0xf/0x20
 </IRQ>
 __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline]
 run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline]
 do_softirq_own_stack+0xaa/0xd0 arch/x86/kernel/irq_64.c:77
 invoke_softirq kernel/softirq.c:226 [inline]
 __irq_exit_rcu kernel/softirq.c:420 [inline]
 irq_exit_rcu+0x134/0x200 kernel/softirq.c:432
 sysvec_apic_timer_interrupt+0x4d/0x100 arch/x86/kernel/apic/apic.c:1100
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:629
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:199
Code: 0f 1f 44 00 00 55 48 8b 74 24 08 48 89 fd 48 83 c7 18 e8 ee 92 58 f8 48 89 ef e8 96 47 59 f8 e8 21 6c 78 f8 fb bf 01 00 00 00 <e8> b6 47 4d f8 65 8b 05 6f a2 01 77 85 c0 74 02 5d c3 e8 fb f7 ff
RSP: 0018:ffffc900015dfb10 EFLAGS: 00000202
RAX: 00000000000ab131 RBX: 0000000000000001 RCX: 1ffffffff1b87951
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001
RBP: ffff8880b9c34e00 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff8178b998 R11: 000000000000003f R12: ffff8880b9c34e00
R13: ffff8880645d8000 R14: 0000000000000000 R15: ffff888025450000
 finish_lock_switch kernel/sched/core.c:4079 [inline]
 finish_task_switch.isra.0+0x158/0x7e0 kernel/sched/core.c:4196
 context_switch kernel/sched/core.c:4330 [inline]
 __schedule+0x914/0x21a0 kernel/sched/core.c:5078
 schedule+0xcf/0x270 kernel/sched/core.c:5157
 freezable_schedule include/linux/freezer.h:172 [inline]
 do_nanosleep+0x268/0x6a0 kernel/time/hrtimer.c:1878
 hrtimer_nanosleep+0x1f9/0x430 kernel/time/hrtimer.c:1931
 common_nsleep+0xa2/0xc0 kernel/time/posix-timers.c:1227
 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1267 [inline]
 __se_sys_clock_nanosleep kernel/time/posix-timers.c:1245 [inline]
 __x64_sys_clock_nanosleep+0x2f4/0x430 kernel/time/posix-timers.c:1245
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x48a461
Code: 24 0c 89 3c 24 48 89 4c 24 18 e8 aa e2 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 3c 24 b8 e6 00 00 00 0f 05 <44> 89 c7 48 89 04 24 e8 e3 e2 ff ff 48 8b 04 24 eb 97 66 2e 0f 1f
RSP: 002b:00007fff7466c580 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 0000000000000062 RCX: 000000000048a461
RDX: 00007fff7466c5c0 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007fff7466c65c R08: 0000000000000000 R09: 00007fff746ad090
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032
R13: 0000000000144e9f R14: 0000000000000014 R15: 00007fff7466c6c0
Modules linked in:
---[ end trace 5cb70693985bca55 ]---
RIP: 0010:dst_dev_put+0x1d/0x220 net/core/dst.c:156
Code: a4 ba fa e9 53 ff ff ff cc cc cc cc cc 41 54 55 53 48 89 fb e8 f4 74 77 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:ffffc90000007dc8 EFLAGS: 00010207
RAX: dffffc0000000000 RBX: 0000000000000094 RCX: 0000000000000100
RDX: 0000000000000012 RSI: ffffffff86fb720c RDI: 0000000000000094
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff8789a2a5 R11: 0000000000000000 R12: 0000000000000007
R13: fffffbfff1b880cc R14: 0000607f460374b0 R15: 0000000000000094
FS:  00000000024e5400(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000053cbf8 CR3: 0000000052da3000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600