================================================================== BUG: KASAN: use-after-free in instrument_atomic_read_write include/linux/instrumented.h:101 [inline] BUG: KASAN: use-after-free in atomic_long_try_cmpxchg_acquire include/linux/atomic/atomic-instrumented.h:1667 [inline] BUG: KASAN: use-after-free in __mutex_trylock_fast kernel/locking/mutex.c:169 [inline] BUG: KASAN: use-after-free in mutex_lock+0xa9/0x1e0 kernel/locking/mutex.c:288 Write of size 8 at addr ffff88810e6a7450 by task acpid/85 CPU: 0 PID: 85 Comm: acpid Not tainted 5.15.157-syzkaller-00897-g53be7c8abe11 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x151/0x1c0 lib/dump_stack.c:106 print_address_description+0x87/0x3b0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:427 [inline] kasan_report+0x179/0x1c0 mm/kasan/report.c:444 kasan_check_range+0x293/0x2a0 mm/kasan/generic.c:189 __kasan_check_write+0x14/0x20 mm/kasan/shadow.c:37 instrument_atomic_read_write include/linux/instrumented.h:101 [inline] atomic_long_try_cmpxchg_acquire include/linux/atomic/atomic-instrumented.h:1667 [inline] __mutex_trylock_fast kernel/locking/mutex.c:169 [inline] mutex_lock+0xa9/0x1e0 kernel/locking/mutex.c:288 steam_input_close+0x90/0x1e0 drivers/hid/hid-steam.c:308 input_close_device+0x29e/0x350 drivers/input/input.c:698 evdev_close_device drivers/input/evdev.c:418 [inline] evdev_release+0x7be/0x850 drivers/input/evdev.c:460 __fput+0x3fe/0x910 fs/file_table.c:280 ____fput+0x15/0x20 fs/file_table.c:308 task_work_run+0x129/0x190 kernel/task_work.c:164 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0xc4/0xe0 kernel/entry/common.c:181 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x26/0x160 kernel/entry/common.c:307 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f37d46b60a8 Code: 48 8b 05 83 9d 0d 00 64 c7 00 16 00 00 00 83 c8 ff 48 83 c4 20 5b c3 64 8b 04 25 18 00 00 00 85 c0 75 20 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 5b 48 8b 15 51 9d 0d 00 f7 d8 64 89 02 48 83 RSP: 002b:00007ffcd6d11d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 00007ffcd6d11f78 RCX: 00007f37d46b60a8 RDX: 0000000000000000 RSI: 000000000000001e RDI: 000000000000000a RBP: 000000000000000a R08: 0000000000000008 R09: 00007ffcd6d11e78 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcd6d11e78 R13: 0000000000000020 R14: 00007ffcd6d11f78 R15: 00007ffcd6d11e78 Allocated by task 683: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:45 [inline] set_alloc_info mm/kasan/common.c:433 [inline] ____kasan_kmalloc+0xdb/0x110 mm/kasan/common.c:512 __kasan_kmalloc+0x9/0x10 mm/kasan/common.c:521 kasan_kmalloc include/linux/kasan.h:227 [inline] __kmalloc_track_caller+0x139/0x260 mm/slub.c:4950 alloc_dr drivers/base/devres.c:116 [inline] devm_kmalloc+0x4f/0x160 drivers/base/devres.c:823 devm_kzalloc include/linux/device.h:209 [inline] steam_probe+0x11d/0xa80 drivers/hid/hid-steam.c:741 hid_device_probe+0x261/0x390 drivers/hid/hid-core.c:2302 really_probe+0x28d/0x970 drivers/base/dd.c:595 __driver_probe_device+0x1a0/0x310 drivers/base/dd.c:755 driver_probe_device+0x54/0x3d0 drivers/base/dd.c:785 __device_attach_driver+0x2c5/0x470 drivers/base/dd.c:907 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:427 __device_attach+0x312/0x510 drivers/base/dd.c:979 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028 bus_probe_device+0xbe/0x1e0 drivers/base/bus.c:487 device_add+0xb60/0xf10 drivers/base/core.c:3419 hid_add_device+0x39c/0x4e0 drivers/hid/hid-core.c:2452 usbhid_probe+0xb0e/0xea0 drivers/hid/usbhid/hid-core.c:1424 usb_probe_interface+0x5b6/0xa90 drivers/usb/core/driver.c:396 really_probe+0x28d/0x970 drivers/base/dd.c:595 __driver_probe_device+0x1a0/0x310 drivers/base/dd.c:755 driver_probe_device+0x54/0x3d0 drivers/base/dd.c:785 __device_attach_driver+0x2c5/0x470 drivers/base/dd.c:907 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:427 __device_attach+0x312/0x510 drivers/base/dd.c:979 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028 bus_probe_device+0xbe/0x1e0 drivers/base/bus.c:487 device_add+0xb60/0xf10 drivers/base/core.c:3419 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:293 really_probe+0x28d/0x970 drivers/base/dd.c:595 __driver_probe_device+0x1a0/0x310 drivers/base/dd.c:755 driver_probe_device+0x54/0x3d0 drivers/base/dd.c:785 __device_attach_driver+0x2c5/0x470 drivers/base/dd.c:907 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:427 __device_attach+0x312/0x510 drivers/base/dd.c:979 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028 bus_probe_device+0xbe/0x1e0 drivers/base/bus.c:487 device_add+0xb60/0xf10 drivers/base/core.c:3419 usb_new_device+0x1038/0x1c00 drivers/usb/core/hub.c:2599 hub_port_connect drivers/usb/core/hub.c:5512 [inline] hub_port_connect_change drivers/usb/core/hub.c:5652 [inline] port_event drivers/usb/core/hub.c:5802 [inline] hub_event+0x2def/0x4770 drivers/usb/core/hub.c:5884 process_one_work+0x6bb/0xc10 kernel/workqueue.c:2325 worker_thread+0xad5/0x12a0 kernel/workqueue.c:2472 kthread+0x421/0x510 kernel/kthread.c:337 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:300 Freed by task 20: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:45 kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370 ____kasan_slab_free+0x126/0x160 mm/kasan/common.c:365 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:373 kasan_slab_free include/linux/kasan.h:193 [inline] slab_free_hook mm/slub.c:1723 [inline] slab_free_freelist_hook+0xbd/0x190 mm/slub.c:1749 slab_free mm/slub.c:3519 [inline] kfree+0xc8/0x220 mm/slub.c:4579 release_nodes+0xf1/0x230 drivers/base/devres.c:501 devres_release_all+0x148/0x1a0 drivers/base/devres.c:530 __device_release_driver drivers/base/dd.c:1231 [inline] device_release_driver_internal+0x51a/0x7d0 drivers/base/dd.c:1262 device_release_driver+0x19/0x20 drivers/base/dd.c:1285 bus_remove_device+0x2f8/0x360 drivers/base/bus.c:529 device_del+0x663/0xe90 drivers/base/core.c:3607 hid_remove_device drivers/hid/hid-core.c:2500 [inline] hid_destroy_device+0x68/0x110 drivers/hid/hid-core.c:2519 usbhid_disconnect+0x9e/0xc0 drivers/hid/usbhid/hid-core.c:1451 usb_unbind_interface+0x1fa/0x8c0 drivers/usb/core/driver.c:458 __device_release_driver drivers/base/dd.c:1229 [inline] device_release_driver_internal+0x50b/0x7d0 drivers/base/dd.c:1262 device_release_driver+0x19/0x20 drivers/base/dd.c:1285 bus_remove_device+0x2f8/0x360 drivers/base/bus.c:529 device_del+0x663/0xe90 drivers/base/core.c:3607 usb_disable_device+0x380/0x720 drivers/usb/core/message.c:1414 usb_disconnect+0x32a/0x890 drivers/usb/core/hub.c:2249 hub_port_connect drivers/usb/core/hub.c:5351 [inline] hub_port_connect_change drivers/usb/core/hub.c:5652 [inline] port_event drivers/usb/core/hub.c:5802 [inline] hub_event+0x1d42/0x4770 drivers/usb/core/hub.c:5884 process_one_work+0x6bb/0xc10 kernel/workqueue.c:2325 worker_thread+0xad5/0x12a0 kernel/workqueue.c:2472 kthread+0x421/0x510 kernel/kthread.c:337 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:300 The buggy address belongs to the object at ffff88810e6a7400 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 80 bytes inside of 512-byte region [ffff88810e6a7400, ffff88810e6a7600) The buggy address belongs to the page: page:ffffea000439a900 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10e6a4 head:ffffea000439a900 order:2 compound_mapcount:0 compound_pincount:0 flags: 0x4000000000010200(slab|head|zone=1) raw: 4000000000010200 0000000000000000 0000000500000001 ffff888100042f00 raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 108, ts 4273322119, free_ts 0 set_page_owner include/linux/page_owner.h:33 [inline] post_alloc_hook+0x1a3/0x1b0 mm/page_alloc.c:2605 prep_new_page+0x1b/0x110 mm/page_alloc.c:2611 get_page_from_freelist+0x3550/0x35d0 mm/page_alloc.c:4485 __alloc_pages+0x27e/0x8f0 mm/page_alloc.c:5779 allocate_slab mm/slub.c:1932 [inline] new_slab+0x9a/0x4e0 mm/slub.c:1995 ___slab_alloc+0x39e/0x830 mm/slub.c:3028 __slab_alloc+0x4a/0x90 mm/slub.c:3115 slab_alloc_node mm/slub.c:3206 [inline] slab_alloc mm/slub.c:3248 [inline] __kmalloc_track_caller+0x16c/0x260 mm/slub.c:4945 kmalloc_reserve net/core/skbuff.c:357 [inline] __alloc_skb+0x10c/0x550 net/core/skbuff.c:428 alloc_skb include/linux/skbuff.h:1183 [inline] alloc_skb_with_frags+0xa6/0x680 net/core/skbuff.c:6159 sock_alloc_send_pskb+0x915/0xa50 net/core/sock.c:2536 unix_dgram_sendmsg+0x6fd/0x2090 net/unix/af_unix.c:1810 sock_sendmsg_nosec net/socket.c:704 [inline] __sock_sendmsg net/socket.c:716 [inline] sock_write_iter+0x39b/0x530 net/socket.c:1079 call_write_iter include/linux/fs.h:2204 [inline] new_sync_write fs/read_write.c:507 [inline] vfs_write+0xd5d/0x1110 fs/read_write.c:594 ksys_write+0x199/0x2c0 fs/read_write.c:647 __do_sys_write fs/read_write.c:659 [inline] __se_sys_write fs/read_write.c:656 [inline] __x64_sys_write+0x7b/0x90 fs/read_write.c:656 page_owner free stack trace missing Memory state around the buggy address: ffff88810e6a7300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88810e6a7380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff88810e6a7400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88810e6a7480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88810e6a7500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== hid 0003:28DE:1102.0581: No HID_FEATURE_REPORT submitted - nothing to read hid 0003:28DE:1102.0581: No HID_FEATURE_REPORT submitted - nothing to read hid 0003:28DE:1102.0581: No HID_FEATURE_REPORT submitted - nothing to read hid 0003:28DE:1102.0581: No HID_FEATURE_REPORT submitted - nothing to read hid 0003:28DE:1102.0581: No HID_FEATURE_REPORT submitted - nothing to read hid 0003:28DE:1102.0581: No HID_FEATURE_REPORT submitted - nothing to read hid 0003:28DE:1102.0581: No HID_FEATURE_REPORT submitted - nothing to read hid 0003:28DE:1102.0581: No HID_FEATURE_REPORT submitted - nothing to read