device bond0 entered promiscuous mode
device rose0 entered promiscuous mode
general protection fault, probably for non-canonical address 0xdffffc0000000024: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000120-0x0000000000000127]
CPU: 1 PID: 4321 Comm: syz.1.2 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:__lock_acquire+0xe8/0x7c60 kernel/locking/lockdep.c:4882
Code: 42 0f b6 04 00 84 c0 0f 85 2f 65 00 00 83 3d 52 69 0d 0c 00 0f 84 a8 27 00 00 83 3d 61 b9 a2 0a 00 74 29 48 89 d8 48 c1 e8 03 <42> 80 3c 00 00 74 12 48 89 df e8 99 34 60 00 49 b8 00 00 00 00 00
RSP: 0018:ffffc90003db7440 EFLAGS: 00010006
RAX: 0000000000000024 RBX: 0000000000000120 RCX: 1ffff920007b6eac
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000120
RBP: ffffc90003db7690 R08: dffffc0000000000 R09: 0000000000000000
R10: fffffbfff1ad26b6 R11: 1ffffffff1ad26b5 R12: 0000000000000001
R13: ffff88807c443b80 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f14499c36c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffa1f7b5368 CR3: 0000000024530000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 lock_acquire+0x197/0x3f0 kernel/locking/lockdep.c:5623
 lock_sock_nested+0x44/0x100 net/core/sock.c:3259
 lock_sock include/net/sock.h:1731 [inline]
 rose_kill_by_device net/rose/af_rose.c:209 [inline]
 rose_device_event+0x362/0x680 net/rose/af_rose.c:243
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xcb/0x160 kernel/notifier.c:391
 call_netdevice_notifiers_extack net/core/dev.c:2061 [inline]
 call_netdevice_notifiers net/core/dev.c:2075 [inline]
 __dev_notify_flags+0x178/0x2d0 net/core/dev.c:-1
 dev_change_flags+0xe3/0x1a0 net/core/dev.c:8929
 dev_ifsioc+0x147/0xe70 net/core/dev_ioctl.c:324
 dev_ioctl+0x55f/0xe50 net/core/dev_ioctl.c:587
 sock_do_ioctl+0x222/0x2f0 net/socket.c:1164
 sock_ioctl+0x4ed/0x6e0 net/socket.c:1267
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl+0xfa/0x170 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f144b77d749
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f14499c3038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f144b9d4090 RCX: 00007f144b77d749
RDX: 0000200000000700 RSI: 0000000000008914 RDI: 000000000000000c
RBP: 00007f144b801f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f144b9d4128 R14: 00007f144b9d4090 R15: 00007fff061d4b28
 </TASK>
Modules linked in:
---[ end trace bd0543416f1caa53 ]---
RIP: 0010:__lock_acquire+0xe8/0x7c60 kernel/locking/lockdep.c:4882
Code: 42 0f b6 04 00 84 c0 0f 85 2f 65 00 00 83 3d 52 69 0d 0c 00 0f 84 a8 27 00 00 83 3d 61 b9 a2 0a 00 74 29 48 89 d8 48 c1 e8 03 <42> 80 3c 00 00 74 12 48 89 df e8 99 34 60 00 49 b8 00 00 00 00 00
RSP: 0018:ffffc90003db7440 EFLAGS: 00010006
RAX: 0000000000000024 RBX: 0000000000000120 RCX: 1ffff920007b6eac
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000120
RBP: ffffc90003db7690 R08: dffffc0000000000 R09: 0000000000000000
R10: fffffbfff1ad26b6 R11: 1ffffffff1ad26b5 R12: 0000000000000001
R13: ffff88807c443b80 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f14499c36c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffa1f7b5368 CR3: 0000000024530000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	42 0f b6 04 00       	movzbl (%rax,%r8,1),%eax
   5:	84 c0                	test   %al,%al
   7:	0f 85 2f 65 00 00    	jne    0x653c
   d:	83 3d 52 69 0d 0c 00 	cmpl   $0x0,0xc0d6952(%rip)        # 0xc0d6966
  14:	0f 84 a8 27 00 00    	je     0x27c2
  1a:	83 3d 61 b9 a2 0a 00 	cmpl   $0x0,0xaa2b961(%rip)        # 0xaa2b982
  21:	74 29                	je     0x4c
  23:	48 89 d8             	mov    %rbx,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	42 80 3c 00 00       	cmpb   $0x0,(%rax,%r8,1) <-- trapping instruction
  2f:	74 12                	je     0x43
  31:	48 89 df             	mov    %rbx,%rdi
  34:	e8 99 34 60 00       	call   0x6034d2
  39:	49                   	rex.WB
  3a:	b8 00 00 00 00       	mov    $0x0,%eax