==================================================================
BUG: KASAN: use-after-free in __list_del_entry_valid+0xa6/0x130 lib/list_debug.c:62
Read of size 8 at addr ffff8881382d2cf0 by task kworker/1:3/324
CPU: 1 PID: 324 Comm: kworker/1:3 Not tainted 6.1.75-syzkaller-00045-g503add184388 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Workqueue: 0x0 (usb_hub_wq)
Call Trace:
<TASK>
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106
print_address_description mm/kasan/report.c:316 [inline]
print_report+0x158/0x4e0 mm/kasan/report.c:427
kasan_report+0x13c/0x170 mm/kasan/report.c:531
__asan_report_load8_noabort+0x14/0x20 mm/kasan/report_generic.c:351
__list_del_entry_valid+0xa6/0x130 lib/list_debug.c:62
__list_del_entry include/linux/list.h:134 [inline]
list_move_tail include/linux/list.h:229 [inline]
move_linked_works+0x7c/0x260 kernel/workqueue.c:1099
process_one_work+0x30a/0xcb0 kernel/workqueue.c:2224
worker_thread+0xa60/0x1260 kernel/workqueue.c:2446
kthread+0x26d/0x300 kernel/kthread.c:386
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
</TASK>
Allocated by task 324:
kasan_save_stack mm/kasan/common.c:45 [inline]
kasan_set_track+0x4b/0x70 mm/kasan/common.c:52
kasan_save_alloc_info+0x1f/0x30 mm/kasan/generic.c:505
____kasan_kmalloc mm/kasan/common.c:379 [inline]
__kasan_kmalloc+0x9c/0xb0 mm/kasan/common.c:388
kasan_kmalloc include/linux/kasan.h:212 [inline]
__do_kmalloc_node mm/slab_common.c:957 [inline]
__kmalloc_node+0xb4/0x1e0 mm/slab_common.c:964
kmalloc_node include/linux/slab.h:579 [inline]
kvmalloc_node+0x221/0x640 mm/util.c:592
kvmalloc include/linux/slab.h:706 [inline]
kvzalloc include/linux/slab.h:714 [inline]
alloc_netdev_mqs+0x8c/0xf90 net/core/dev.c:10626
alloc_etherdev_mqs+0x36/0x40 net/ethernet/eth.c:394
usbnet_probe+0x207/0x27c0 drivers/net/usb/usbnet.c:1693
usb_probe_interface+0x5b6/0xa90 drivers/usb/core/driver.c:397
really_probe+0x2b8/0x920 drivers/base/dd.c:639
__driver_probe_device+0x1a0/0x310 drivers/base/dd.c:808
driver_probe_device+0x54/0x3d0 drivers/base/dd.c:838
__device_attach_driver+0x2e3/0x490 drivers/base/dd.c:966
bus_for_each_drv+0x183/0x200 drivers/base/bus.c:427
__device_attach+0x312/0x510 drivers/base/dd.c:1038
device_initial_probe+0x1a/0x20 drivers/base/dd.c:1087
bus_probe_device+0xbe/0x1e0 drivers/base/bus.c:487
device_add+0xb60/0xf10 drivers/base/core.c:3664
usb_set_configuration+0x190f/0x1e80 drivers/usb/core/message.c:2165
usb_generic_driver_probe+0x8b/0x150 drivers/usb/core/generic.c:238
usb_probe_device+0x144/0x260 drivers/usb/core/driver.c:294
really_probe+0x2b8/0x920 drivers/base/dd.c:639
__driver_probe_device+0x1a0/0x310 drivers/base/dd.c:808
driver_probe_device+0x54/0x3d0 drivers/base/dd.c:838
__device_attach_driver+0x2e3/0x490 drivers/base/dd.c:966
bus_for_each_drv+0x183/0x200 drivers/base/bus.c:427
__device_attach+0x312/0x510 drivers/base/dd.c:1038
device_initial_probe+0x1a/0x20 drivers/base/dd.c:1087
bus_probe_device+0xbe/0x1e0 drivers/base/bus.c:487
device_add+0xb60/0xf10 drivers/base/core.c:3664
usb_new_device+0xf32/0x1810 drivers/usb/core/hub.c:2608
hub_port_connect drivers/usb/core/hub.c:5511 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5651 [inline]
port_event drivers/usb/core/hub.c:5811 [inline]
hub_event+0x2db1/0x4830 drivers/usb/core/hub.c:5893
process_one_work+0x73d/0xcb0 kernel/workqueue.c:2299
worker_thread+0xa60/0x1260 kernel/workqueue.c:2446
kthread+0x26d/0x300 kernel/kthread.c:386
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
Freed by task 324:
kasan_save_stack mm/kasan/common.c:45 [inline]
kasan_set_track+0x4b/0x70 mm/kasan/common.c:52
kasan_save_free_info+0x2b/0x40 mm/kasan/generic.c:516
____kasan_slab_free+0x131/0x180 mm/kasan/common.c:241
__kasan_slab_free+0x11/0x20 mm/kasan/common.c:249
kasan_slab_free include/linux/kasan.h:178 [inline]
slab_free_hook mm/slub.c:1745 [inline]
slab_free_freelist_hook mm/slub.c:1771 [inline]
slab_free mm/slub.c:3684 [inline]
__kmem_cache_free+0x218/0x3b0 mm/slub.c:3697
kfree+0x7a/0xf0 mm/slab_common.c:1009
kvfree+0x35/0x40 mm/util.c:639
netdev_freemem+0x3f/0x60 net/core/dev.c:10580
netdev_release+0x7f/0xb0 net/core/net-sysfs.c:1906
device_release+0x95/0x1c0
kobject_cleanup lib/kobject.c:681 [inline]
kobject_release lib/kobject.c:712 [inline]
kref_put include/linux/kref.h:65 [inline]
kobject_put+0x178/0x260 lib/kobject.c:729
put_device+0x1f/0x30 drivers/base/core.c:3772
free_netdev+0x393/0x480 net/core/dev.c:10773
usbnet_disconnect+0x245/0x390 drivers/net/usb/usbnet.c:1632
usb_unbind_interface+0x1fa/0x8c0 drivers/usb/core/driver.c:459
device_remove drivers/base/dd.c:550 [inline]
__device_release_driver drivers/base/dd.c:1283 [inline]
device_release_driver_internal+0x53e/0x870 drivers/base/dd.c:1309
device_release_driver+0x19/0x20 drivers/base/dd.c:1332
bus_remove_device+0x2fa/0x360 drivers/base/bus.c:529
device_del+0x663/0xe90 drivers/base/core.c:3852
usb_disable_device+0x380/0x720 drivers/usb/core/message.c:1414
usb_disconnect+0x32a/0x890 drivers/usb/core/hub.c:2271
hub_port_connect drivers/usb/core/hub.c:5350 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5651 [inline]
port_event drivers/usb/core/hub.c:5811 [inline]
hub_event+0x1ed8/0x4830 drivers/usb/core/hub.c:5893
process_one_work+0x73d/0xcb0 kernel/workqueue.c:2299
process_scheduled_works kernel/workqueue.c:2362 [inline]
worker_thread+0xd71/0x1260 kernel/workqueue.c:2448
kthread+0x26d/0x300 kernel/kthread.c:386
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
Last potentially related work creation:
kasan_save_stack+0x3b/0x60 mm/kasan/common.c:45
__kasan_record_aux_stack+0xb4/0xc0 mm/kasan/generic.c:486
kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:496
insert_work+0x56/0x310 kernel/workqueue.c:1368
__queue_work+0x9b6/0xd70 kernel/workqueue.c:1527
queue_work_on+0x105/0x170 kernel/workqueue.c:1555
usbnet_link_change+0xeb/0x100
usbnet_probe+0x1dbe/0x27c0 drivers/net/usb/usbnet.c:1840
usb_probe_interface+0x5b6/0xa90 drivers/usb/core/driver.c:397
really_probe+0x2b8/0x920 drivers/base/dd.c:639
__driver_probe_device+0x1a0/0x310 drivers/base/dd.c:808
driver_probe_device+0x54/0x3d0 drivers/base/dd.c:838
__device_attach_driver+0x2e3/0x490 drivers/base/dd.c:966
bus_for_each_drv+0x183/0x200 drivers/base/bus.c:427
__device_attach+0x312/0x510 drivers/base/dd.c:1038
device_initial_probe+0x1a/0x20 drivers/base/dd.c:1087
bus_probe_device+0xbe/0x1e0 drivers/base/bus.c:487
device_add+0xb60/0xf10 drivers/base/core.c:3664
usb_set_configuration+0x190f/0x1e80 drivers/usb/core/message.c:2165
usb_generic_driver_probe+0x8b/0x150 drivers/usb/core/generic.c:238
usb_probe_device+0x144/0x260 drivers/usb/core/driver.c:294
really_probe+0x2b8/0x920 drivers/base/dd.c:639
__driver_probe_device+0x1a0/0x310 drivers/base/dd.c:808
driver_probe_device+0x54/0x3d0 drivers/base/dd.c:838
__device_attach_driver+0x2e3/0x490 drivers/base/dd.c:966
bus_for_each_drv+0x183/0x200 drivers/base/bus.c:427
__device_attach+0x312/0x510 drivers/base/dd.c:1038
device_initial_probe+0x1a/0x20 drivers/base/dd.c:1087
bus_probe_device+0xbe/0x1e0 drivers/base/bus.c:487
device_add+0xb60/0xf10 drivers/base/core.c:3664
usb_new_device+0xf32/0x1810 drivers/usb/core/hub.c:2608
hub_port_connect drivers/usb/core/hub.c:5511 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5651 [inline]
port_event drivers/usb/core/hub.c:5811 [inline]
hub_event+0x2db1/0x4830 drivers/usb/core/hub.c:5893
process_one_work+0x73d/0xcb0 kernel/workqueue.c:2299
worker_thread+0xa60/0x1260 kernel/workqueue.c:2446
kthread+0x26d/0x300 kernel/kthread.c:386
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
The buggy address belongs to the object at ffff8881382d2000
which belongs to the cache kmalloc-4k of size 4096
The buggy address is located 3312 bytes inside of
4096-byte region [ffff8881382d2000, ffff8881382d3000)
The buggy address belongs to the physical page:
page:ffffea0004e0b400 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1382d0
head:ffffea0004e0b400 order:3 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 dead000000000100 dead000000000122 ffff888100043380
raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 10172, tgid 10172 (syz-executor.3), ts 314940845786, free_ts 314864933028
set_page_owner include/linux/page_owner.h:33 [inline]
post_alloc_hook+0x213/0x220 mm/page_alloc.c:2590
prep_new_page+0x1b/0x110 mm/page_alloc.c:2597
get_page_from_freelist+0x27ea/0x2870 mm/page_alloc.c:4425
__alloc_pages+0x3a1/0x780 mm/page_alloc.c:5712
alloc_slab_page+0x6c/0xf0
allocate_slab mm/slub.c:1962 [inline]
new_slab+0x90/0x3e0 mm/slub.c:2015
___slab_alloc+0x6f9/0xb80 mm/slub.c:3203
__slab_alloc+0x5d/0xa0 mm/slub.c:3302
slab_alloc_node mm/slub.c:3387 [inline]
__kmem_cache_alloc_node+0x1af/0x250 mm/slub.c:3460
__do_kmalloc_node mm/slab_common.c:956 [inline]
__kmalloc_node_track_caller+0xa2/0x1e0 mm/slab_common.c:977
kmemdup+0x29/0x60 mm/util.c:134
_Z7kmemdupPKvU17pass_object_size0mj include/linux/fortify-string.h:585 [inline]
__addrconf_sysctl_register+0xad/0x3e0 net/ipv6/addrconf.c:7113
addrconf_sysctl_register+0x141/0x1a0 net/ipv6/addrconf.c:7178
ipv6_add_dev+0xbd7/0x11a0 net/ipv6/addrconf.c:453
addrconf_notify+0x6d2/0xe10 net/ipv6/addrconf.c:3584
notifier_call_chain kernel/notifier.c:87 [inline]
raw_notifier_call_chain+0x8c/0xf0 kernel/notifier.c:455
page last free stack trace:
reset_page_owner include/linux/page_owner.h:26 [inline]
free_pages_prepare mm/page_alloc.c:1498 [inline]
free_pcp_prepare mm/page_alloc.c:1572 [inline]
free_unref_page_prepare+0x83d/0x850 mm/page_alloc.c:3498
free_unref_page+0xb2/0x5c0 mm/page_alloc.c:3594
free_the_page mm/page_alloc.c:798 [inline]
__free_pages+0x61/0xf0 mm/page_alloc.c:5801
__free_slab+0xce/0x1a0 mm/slub.c:2039
free_slab mm/slub.c:2054 [inline]
discard_slab mm/slub.c:2060 [inline]
__unfreeze_partials+0x165/0x1a0 mm/slub.c:2609
put_cpu_partial+0xa9/0x100 mm/slub.c:2685
__slab_free+0x1c8/0x280 mm/slub.c:3561
do_slab_free mm/slub.c:3638 [inline]
___cache_free+0xc6/0xd0 mm/slub.c:3691
qlink_free mm/kasan/quarantine.c:168 [inline]
qlist_free_all+0xc5/0x140 mm/kasan/quarantine.c:187
kasan_quarantine_reduce+0x15a/0x180 mm/kasan/quarantine.c:294
__kasan_slab_alloc+0x24/0x80 mm/kasan/common.c:310
kasan_slab_alloc include/linux/kasan.h:202 [inline]
slab_post_alloc_hook+0x53/0x2c0 mm/slab.h:768
slab_alloc_node mm/slub.c:3421 [inline]
__kmem_cache_alloc_node+0x191/0x250 mm/slub.c:3460
kmalloc_trace+0x2a/0xa0 mm/slab_common.c:1047
kmalloc include/linux/slab.h:553 [inline]
kzalloc include/linux/slab.h:689 [inline]
ref_tracker_alloc+0x138/0x450 lib/ref_tracker.c:85
__netdev_tracker_alloc include/linux/netdevice.h:4063 [inline]
netdev_hold include/linux/netdevice.h:4092 [inline]
netdev_queue_add_kobject net/core/net-sysfs.c:1659 [inline]
netdev_queue_update_kobjects+0x18a/0x4a0 net/core/net-sysfs.c:1714
Memory state around the buggy address:
ffff8881382d2b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff8881382d2c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff8881382d2c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff8881382d2d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff8881382d2d80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
bridge0: port 1(bridge_slave_0) entered blocking state
bridge0: port 1(bridge_slave_0) entered forwarding state
IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
bridge0: port 2(bridge_slave_1) entered blocking state
bridge0: port 2(bridge_slave_1) entered forwarding state
IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
usb 1-1: new high-speed USB device number 23 using dummy_hcd
usb 1-1: Using ep0 maxpacket: 16
usb 1-1: config 0 has an invalid interface number: 8 but max is 0
usb 1-1: config 0 has no interface number 0
usb 1-1: config 0 interface 8 altsetting 0 endpoint 0x8F has an invalid bInterval 0, changing to 7
usb 1-1: config 0 interface 8 altsetting 0 endpoint 0x8F has invalid wMaxPacketSize 0
usb 1-1: New USB device found, idVendor=0d8c, idProduct=000e, bcdDevice=8e.8f
usb 1-1: New USB device strings: Mfr=0, Product=24, SerialNumber=3
usb 1-1: Product: syz
usb 1-1: SerialNumber: syz
usb 1-1: config 0 descriptor??
usb 1-1: USB disconnect, device number 23
bridge0: port 1(bridge_slave_0) entered disabled state
bridge0: port 2(bridge_slave_1) entered disabled state