tipc: Node number set to 533191312
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 1 UID: 0 PID: 5279 Comm: kworker/1:3 Not tainted 6.11.0-rc4-syzkaller-00136-g979b581e4c69 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
Workqueue: events tipc_net_finalize_work
RIP: 0010:tipc_mon_reinit_self+0xb2/0x300 net/tipc/monitor.c:719
Code: 8b 2c 24 48 81 c3 08 10 00 00 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 d8 52 ad f6 48 8b 1b 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 a9 01 00 00 89 2b 4c 89 f7 e8 47 79 73
RSP: 0018:ffffc90003927aa8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffc90003927903
RDX: 0000000000000003 RSI: ffffffff8c0ae6e0 RDI: ffffffff8c606d40
RBP: 000000001fc7da90 R08: ffffffff9017f32f R09: 1ffffffff202fe65
R10: dffffc0000000000 R11: fffffbfff202fe66 R12: ffff888043d70010
R13: dffffc0000000000 R14: ffff8880126f9010 R15: ffff88802429bb80
FS:  0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f827dba8580 CR3: 000000002d412000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 tipc_net_finalize+0x204/0x340 net/tipc/net.c:140
 process_one_work kernel/workqueue.c:3231 [inline]
 process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312
 worker_thread+0x86d/0xd40 kernel/workqueue.c:3390
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:tipc_mon_reinit_self+0xb2/0x300 net/tipc/monitor.c:719
Code: 8b 2c 24 48 81 c3 08 10 00 00 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 d8 52 ad f6 48 8b 1b 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 a9 01 00 00 89 2b 4c 89 f7 e8 47 79 73
RSP: 0018:ffffc90003927aa8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffc90003927903
RDX: 0000000000000003 RSI: ffffffff8c0ae6e0 RDI: ffffffff8c606d40
RBP: 000000001fc7da90 R08: ffffffff9017f32f R09: 1ffffffff202fe65
R10: dffffc0000000000 R11: fffffbfff202fe66 R12: ffff888043d70010
R13: dffffc0000000000 R14: ffff8880126f9010 R15: ffff88802429bb80
FS:  0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f827dba8580 CR3: 000000002d412000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	8b 2c 24             	mov    (%rsp),%ebp
   3:	48 81 c3 08 10 00 00 	add    $0x1008,%rbx
   a:	48 89 d8             	mov    %rbx,%rax
   d:	48 c1 e8 03          	shr    $0x3,%rax
  11:	42 80 3c 28 00       	cmpb   $0x0,(%rax,%r13,1)
  16:	74 08                	je     0x20
  18:	48 89 df             	mov    %rbx,%rdi
  1b:	e8 d8 52 ad f6       	call   0xf6ad52f8
  20:	48 8b 1b             	mov    (%rbx),%rbx
  23:	48 89 d8             	mov    %rbx,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	42 0f b6 04 28       	movzbl (%rax,%r13,1),%eax <-- trapping instruction
  2f:	84 c0                	test   %al,%al
  31:	0f 85 a9 01 00 00    	jne    0x1e0
  37:	89 2b                	mov    %ebp,(%rbx)
  39:	4c 89 f7             	mov    %r14,%rdi
  3c:	e8                   	.byte 0xe8
  3d:	47 79 73             	rex.RXB jns 0xb3