general protection fault, probably for non-canonical address 0xe000080ff0208509: 0000 [#1] PREEMPT SMP KASAN
KASAN: probably user-memory-access in range [0x0000607f81042848-0x0000607f8104284f]
CPU: 3 PID: 9813 Comm: syz-executor.1 Not tainted 5.11.0-rc6-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
RIP: 0010:j1939_ndev_to_priv net/can/j1939/main.c:219 [inline]
RIP: 0010:j1939_priv_get_by_ndev_locked+0xff/0x220 net/can/j1939/main.c:231
Code: a0 05 00 00 48 85 db 0f 84 a8 00 00 00 e8 39 4f 8f f9 48 8d bb 28 60 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 01 01 00 00 4c 8b a3 28 60 00 00 4d 85 e4 74 75
RSP: 0018:ffffc9000201fc68 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 0000607f8103c820 RCX: ffffc9000d9b6000
RDX: 00000c0ff0208509 RSI: ffffffff87e370e7 RDI: 0000607f81042848
RBP: 0000000000000010 R08: 0000000000000000 R09: 0000000000000118
R10: ffffffff87e3709f R11: 0000000000000118 R12: 0000000000000118
R13: ffffffff8d6949a0 R14: 0000000000000000 R15: ffffffff8d65dae0
FS:  00007f5aa9cc3700(0000) GS:ffff88802cd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c424000 CR3: 000000007041a000 CR4: 0000000000150ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 j1939_priv_get_by_ndev net/can/j1939/main.c:243 [inline]
 j1939_netdev_notify+0x41/0x1a0 net/can/j1939/main.c:353
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2040
 call_netdevice_notifiers_extack net/core/dev.c:2052 [inline]
 call_netdevice_notifiers+0x79/0xa0 net/core/dev.c:2066
 __tun_chr_ioctl.isra.0+0x3702/0x4360 drivers/net/tun.c:3093
 vfs_ioctl fs/ioctl.c:48 [inline]
 __do_sys_ioctl fs/ioctl.c:753 [inline]
 __se_sys_ioctl fs/ioctl.c:739 [inline]
 __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:739
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x465b09
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f5aa9cc3188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 0000000000000118 RSI: 00000000400454cd RDI: 0000000000000003
RBP: 00000000004b069f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60
R13: 00007fff8caa065f R14: 00007f5aa9cc3300 R15: 0000000000022000
Modules linked in:
Dumping ftrace buffer:
   (ftrace buffer empty)
---[ end trace 0b0206c9ab6df545 ]---
RIP: 0010:j1939_ndev_to_priv net/can/j1939/main.c:219 [inline]
RIP: 0010:j1939_priv_get_by_ndev_locked+0xff/0x220 net/can/j1939/main.c:231
Code: a0 05 00 00 48 85 db 0f 84 a8 00 00 00 e8 39 4f 8f f9 48 8d bb 28 60 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 01 01 00 00 4c 8b a3 28 60 00 00 4d 85 e4 74 75
RSP: 0018:ffffc9000201fc68 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 0000607f8103c820 RCX: ffffc9000d9b6000
RDX: 00000c0ff0208509 RSI: ffffffff87e370e7 RDI: 0000607f81042848
RBP: 0000000000000010 R08: 0000000000000000 R09: 0000000000000118
R10: ffffffff87e3709f R11: 0000000000000118 R12: 0000000000000118
R13: ffffffff8d6949a0 R14: 0000000000000000 R15: ffffffff8d65dae0
FS:  00007f5aa9cc3700(0000) GS:ffff88802cd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c424000 CR3: 000000007041a000 CR4: 0000000000150ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400