================================================================== 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:165 [inline] BUG: KASAN: use-after-free in mutex_lock+0xa8/0x120 kernel/locking/mutex.c:279 Write of size 8 at addr ffff888118049050 by task acpid/165 CPU: 1 PID: 165 Comm: acpid Not tainted 5.15.157-syzkaller #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+0x87/0x3a0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:434 [inline] kasan_report+0x177/0x1c0 mm/kasan/report.c:451 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:165 [inline] mutex_lock+0xa8/0x120 kernel/locking/mutex.c:279 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:414 [inline] evdev_release+0x7be/0x850 drivers/input/evdev.c:456 __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: 0033:0x7faf575dc0a8 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:00007ffe62d2fb38 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 00007ffe62d2fda8 RCX: 00007faf575dc0a8 RDX: 0000000000000000 RSI: 000000000000001e RDI: 000000000000000a RBP: 000000000000000a R08: 0000000000000008 R09: 00007ffe62d2fca8 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe62d2fca8 R13: 0000000000000020 R14: 00007ffe62d2fda8 R15: 00007ffe62d2fca8 Allocated by task 25: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:46 [inline] set_alloc_info mm/kasan/common.c:434 [inline] ____kasan_kmalloc+0xdb/0x110 mm/kasan/common.c:513 __kasan_kmalloc+0x9/0x10 mm/kasan/common.c:522 kasan_kmalloc include/linux/kasan.h:264 [inline] __kmalloc_track_caller+0x139/0x260 mm/slub.c:4930 alloc_dr drivers/base/devres.c:116 [inline] devm_kmalloc+0x4f/0x160 drivers/base/devres.c:823 devm_kzalloc include/linux/device.h:208 [inline] steam_probe+0x11d/0xa70 drivers/hid/hid-steam.c:741 hid_device_probe+0x25b/0x380 drivers/hid/hid-core.c:2308 really_probe+0x284/0x960 drivers/base/dd.c:595 __driver_probe_device+0x19d/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+0x182/0x200 drivers/base/bus.c:427 __device_attach+0x309/0x500 drivers/base/dd.c:979 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028 bus_probe_device+0xbb/0x1d0 drivers/base/bus.c:487 device_add+0xb51/0xef0 drivers/base/core.c:3409 hid_add_device+0x3ad/0x510 drivers/hid/hid-core.c:2460 usbhid_probe+0xb0b/0xea0 drivers/hid/usbhid/hid-core.c:1424 usb_probe_interface+0x5b0/0xa80 drivers/usb/core/driver.c:396 really_probe+0x284/0x960 drivers/base/dd.c:595 __driver_probe_device+0x19d/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+0x182/0x200 drivers/base/bus.c:427 __device_attach+0x309/0x500 drivers/base/dd.c:979 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028 bus_probe_device+0xbb/0x1d0 drivers/base/bus.c:487 device_add+0xb51/0xef0 drivers/base/core.c:3409 usb_set_configuration+0x190c/0x1e70 drivers/usb/core/message.c:2165 usb_generic_driver_probe+0x8b/0x150 drivers/usb/core/generic.c:238 usb_probe_device+0x13e/0x260 drivers/usb/core/driver.c:293 really_probe+0x284/0x960 drivers/base/dd.c:595 __driver_probe_device+0x19d/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+0x182/0x200 drivers/base/bus.c:427 __device_attach+0x309/0x500 drivers/base/dd.c:979 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028 bus_probe_device+0xbb/0x1d0 drivers/base/bus.c:487 device_add+0xb51/0xef0 drivers/base/core.c:3409 usb_new_device+0xbe2/0x1800 drivers/usb/core/hub.c:2593 hub_port_connect drivers/usb/core/hub.c:5454 [inline] hub_port_connect_change drivers/usb/core/hub.c:5594 [inline] port_event drivers/usb/core/hub.c:5740 [inline] hub_event+0x2c6c/0x4bb0 drivers/usb/core/hub.c:5822 process_one_work+0x6bb/0xc10 kernel/workqueue.c:2310 worker_thread+0xad2/0x12a0 kernel/workqueue.c:2457 kthread+0x421/0x510 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:300 Freed by task 440: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track+0x4b/0x80 mm/kasan/common.c:46 kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:360 ____kasan_slab_free+0x126/0x160 mm/kasan/common.c:366 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:374 kasan_slab_free include/linux/kasan.h:230 [inline] slab_free_hook mm/slub.c:1705 [inline] slab_free_freelist_hook+0xbd/0x190 mm/slub.c:1731 slab_free mm/slub.c:3499 [inline] kfree+0xc8/0x220 mm/slub.c:4559 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+0x50e/0x7b0 drivers/base/dd.c:1262 device_release_driver+0x19/0x20 drivers/base/dd.c:1285 bus_remove_device+0x2ea/0x350 drivers/base/bus.c:529 device_del+0x61a/0xe80 drivers/base/core.c:3597 hid_remove_device drivers/hid/hid-core.c:2509 [inline] hid_destroy_device+0x68/0x110 drivers/hid/hid-core.c:2528 usbhid_disconnect+0x9e/0xc0 drivers/hid/usbhid/hid-core.c:1451 usb_unbind_interface+0x1f4/0x8b0 drivers/usb/core/driver.c:458 __device_release_driver drivers/base/dd.c:1229 [inline] device_release_driver_internal+0x4ff/0x7b0 drivers/base/dd.c:1262 device_release_driver+0x19/0x20 drivers/base/dd.c:1285 bus_remove_device+0x2ea/0x350 drivers/base/bus.c:529 device_del+0x61a/0xe80 drivers/base/core.c:3597 usb_disable_device+0x380/0x720 drivers/usb/core/message.c:1414 usb_disconnect+0x32a/0x890 drivers/usb/core/hub.c:2248 hub_port_connect drivers/usb/core/hub.c:5298 [inline] hub_port_connect_change drivers/usb/core/hub.c:5594 [inline] port_event drivers/usb/core/hub.c:5740 [inline] hub_event+0x1d4f/0x4bb0 drivers/usb/core/hub.c:5822 process_one_work+0x6bb/0xc10 kernel/workqueue.c:2310 worker_thread+0xad2/0x12a0 kernel/workqueue.c:2457 kthread+0x421/0x510 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:300 The buggy address belongs to the object at ffff888118049000 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 80 bytes inside of 512-byte region [ffff888118049000, ffff888118049200) The buggy address belongs to the page: page:ffffea0004601200 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x118048 head:ffffea0004601200 order:2 compound_mapcount:0 compound_pincount:0 flags: 0x4000000000010200(slab|head|zone=1) raw: 4000000000010200 ffffea0004555100 0000000200000002 ffff888100041c80 raw: 0000000000000000 0000000080100010 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 217, ts 6955324312, free_ts 0 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x15d/0x170 mm/page_alloc.c:2420 prep_new_page mm/page_alloc.c:2426 [inline] get_page_from_freelist+0x33e6/0x34c0 mm/page_alloc.c:4159 __alloc_pages+0x38a/0x7b0 mm/page_alloc.c:5423 allocate_slab mm/slub.c:1912 [inline] new_slab+0x92/0x490 mm/slub.c:1975 ___slab_alloc+0x39e/0x830 mm/slub.c:3008 __slab_alloc+0x4a/0x90 mm/slub.c:3095 slab_alloc_node mm/slub.c:3186 [inline] slab_alloc mm/slub.c:3228 [inline] __kmalloc_track_caller+0x16c/0x260 mm/slub.c:4925 kmalloc_reserve net/core/skbuff.c:356 [inline] __alloc_skb+0x10c/0x550 net/core/skbuff.c:427 alloc_skb include/linux/skbuff.h:1167 [inline] alloc_skb_with_frags+0xa6/0x680 net/core/skbuff.c:6135 sock_alloc_send_pskb+0x915/0xa50 net/core/sock.c:2530 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:2172 [inline] new_sync_write fs/read_write.c:507 [inline] vfs_write+0xc7e/0x1050 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 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:2 page_owner free stack trace missing Memory state around the buggy address: ffff888118048f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff888118048f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff888118049000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff888118049080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff888118049100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== hid 0003:28DE:1102.00BF: No HID_FEATURE_REPORT submitted - nothing to read hid 0003:28DE:1102.00BF: No HID_FEATURE_REPORT submitted - nothing to read hid 0003:28DE:1102.00BF: No HID_FEATURE_REPORT submitted - nothing to read