linux-kernel - [syzbot] [mm?] WARNING: ODEBUG bug in __folio

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Message-ID: <670e84f9.050a0220.d5849.0008.GAE@google.com>
Date: Tue, 15 Oct 2024 08:06:33 -0700
From: syzbot <syzbot+0f138d82bfc86d146253@...kaller.appspotmail.com>
To: akpm@...ux-foundation.org, linux-kernel@...r.kernel.org, 
	linux-mm@...ck.org, linux-usb@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: [syzbot] [mm?] WARNING: ODEBUG bug in __folio_put (2)

Hello,

syzbot found the following issue on:

HEAD commit:    d73dc7b182be USB: chaoskey: Fix possible deadlock chaoskey..
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
console output: https://syzkaller.appspot.com/x/log.txt?x=15e94727980000
kernel config:  https://syzkaller.appspot.com/x/.config?x=4510af5d637450fb
dashboard link: https://syzkaller.appspot.com/bug?extid=0f138d82bfc86d146253
compiler:       gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=13e94727980000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/1f9e1e81549a/disk-d73dc7b1.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/e5360843a122/vmlinux-d73dc7b1.xz
kernel image: https://storage.googleapis.com/syzbot-assets/3476aef56fd6/bzImage-d73dc7b1.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+0f138d82bfc86d146253@...kaller.appspotmail.com

------------[ cut here ]------------
ODEBUG: free active (active state 0) object: ffff888131d037c8 object type: timer_list hint: rtl_ips_nic_off_wq_callback+0x0/0x680 drivers/net/wireless/realtek/rtlwifi/ps.c:283
WARNING: CPU: 1 PID: 36 at lib/debugobjects.c:514 debug_print_object+0x1a3/0x2b0 lib/debugobjects.c:514
Modules linked in:
CPU: 1 UID: 0 PID: 36 Comm: kworker/1:1 Not tainted 6.12.0-rc1-syzkaller-00028-gd73dc7b182be #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Workqueue: usb_hub_wq hub_event

RIP: 0010:debug_print_object+0x1a3/0x2b0 lib/debugobjects.c:514
Code: fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 54 48 8b 14 dd c0 fc 46 87 41 56 4c 89 e6 48 c7 c7 20 f0 46 87 e8 2e d5 c3 fe 90 <0f> 0b 90 90 58 83 05 ad 76 ff 07 01 48 83 c4 18 5b 5d 41 5c 41 5d
RSP: 0000:ffffc90000267418 EFLAGS: 00010282

RAX: 0000000000000000 RBX: 0000000000000003 RCX: ffffffff811ab159
RDX: ffff888102ad57c0 RSI: ffffffff811ab166 RDI: 0000000000000001
RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffffffff8746f6c0
R13: ffffffff872a8e00 R14: ffffffff840306a0 R15: ffffc90000267528
FS:  0000000000000000(0000) GS:ffff8881f5900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055d8de234978 CR3: 0000000008ca0000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __debug_check_no_obj_freed lib/debugobjects.c:989 [inline]
 debug_check_no_obj_freed+0x4b8/0x600 lib/debugobjects.c:1019
 free_pages_prepare mm/page_alloc.c:1115 [inline]
 __free_pages_ok+0x244/0xa20 mm/page_alloc.c:1250
 __folio_put+0x1cd/0x250 mm/swap.c:126
 device_release+0xa1/0x240 drivers/base/core.c:2575
 kobject_cleanup lib/kobject.c:689 [inline]
 kobject_release lib/kobject.c:720 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x1e4/0x5a0 lib/kobject.c:737
 put_device+0x1f/0x30 drivers/base/core.c:3783
 rtl_usb_disconnect+0x41c/0x5a0 drivers/net/wireless/realtek/rtlwifi/usb.c:1079
 usb_unbind_interface+0x1e8/0x970 drivers/usb/core/driver.c:461
 device_remove drivers/base/dd.c:569 [inline]
 device_remove+0x122/0x170 drivers/base/dd.c:561
 __device_release_driver drivers/base/dd.c:1273 [inline]
 device_release_driver_internal+0x44a/0x610 drivers/base/dd.c:1296
 bus_remove_device+0x22f/0x420 drivers/base/bus.c:576
 device_del+0x396/0x9f0 drivers/base/core.c:3864
 usb_disable_device+0x36c/0x7f0 drivers/usb/core/message.c:1418
 usb_disconnect+0x2e1/0x920 drivers/usb/core/hub.c:2304
 hub_port_connect drivers/usb/core/hub.c:5361 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5661 [inline]
 port_event drivers/usb/core/hub.c:5821 [inline]
 hub_event+0x1bed/0x4f40 drivers/usb/core/hub.c:5903


---
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