xpad 1-1:179.65: xpad_irq_in - usb_submit_urb failed with result -19 xpad 1-1:179.65: xpad_irq_out - usb_submit_urb failed with result -19 ================================================================== BUG: KASAN: slab-use-after-free in debug_spin_lock_before kernel/locking/spinlock_debug.c:86 [inline] BUG: KASAN: slab-use-after-free in do_raw_spin_lock+0x271/0x2c0 kernel/locking/spinlock_debug.c:115 Read of size 4 at addr ffff88813088985c by task modprobe/7510 CPU: 1 PID: 7510 Comm: modprobe Not tainted 6.10.0-rc6-syzkaller-00116-ge60284b63245 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:114 print_address_description mm/kasan/report.c:377 [inline] print_report+0xc3/0x620 mm/kasan/report.c:488 kasan_report+0xd9/0x110 mm/kasan/report.c:601 debug_spin_lock_before kernel/locking/spinlock_debug.c:86 [inline] do_raw_spin_lock+0x271/0x2c0 kernel/locking/spinlock_debug.c:115 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:111 [inline] _raw_spin_lock_irqsave+0x42/0x60 kernel/locking/spinlock.c:162 __wake_up_common_lock kernel/sched/wait.c:105 [inline] __wake_up+0x1c/0x60 kernel/sched/wait.c:127 __usb_unanchor_urb drivers/usb/core/urb.c:156 [inline] usb_anchor_resume_wakeups+0xc2/0xe0 drivers/usb/core/urb.c:150 __usb_hcd_giveback_urb+0x3b7/0x6e0 drivers/usb/core/hcd.c:1653 usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734 dummy_timer+0x17c3/0x38d0 drivers/usb/gadget/udc/dummy_hcd.c:1987 __run_hrtimer kernel/time/hrtimer.c:1689 [inline] __hrtimer_run_queues+0x20c/0xcc0 kernel/time/hrtimer.c:1753 hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1815 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline] __sysvec_apic_timer_interrupt+0x10f/0x450 arch/x86/kernel/apic/apic.c:1049 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0x8b/0xb0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:get_current arch/x86/include/asm/current.h:49 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x4/0x60 kernel/kcov.c:206 Code: 00 e8 a0 ff ff ff 31 c0 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <65> 48 8b 15 d4 7f b0 7e 65 8b 05 d5 7f b0 7e a9 00 01 ff 00 48 8b RSP: 0018:ffffc90001e0eb00 EFLAGS: 00000293 RAX: 0000000000000000 RBX: ffffc90001e0f538 RCX: ffffc90001e0ebcc RDX: ffff88812da13a00 RSI: ffffffff81154459 RDI: ffffc90001e0f538 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000003 R12: ffffffff8a7ac778 R13: ffffc90001e0f540 R14: ffffffff8a7ac77c R15: 0000000000000001 __read_once_word_nocheck+0x9/0x20 include/asm-generic/rwonce.h:67 deref_stack_reg arch/x86/kernel/unwind_orc.c:406 [inline] unwind_next_frame+0xdc3/0x23a0 arch/x86/kernel/unwind_orc.c:585 arch_stack_walk+0x100/0x170 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 __kasan_record_aux_stack+0x9b/0xb0 mm/kasan/generic.c:541 __call_rcu_common.constprop.0+0x9a/0x790 kernel/rcu/tree.c:3072 mas_topiary_node lib/maple_tree.c:2524 [inline] mas_topiary_replace+0x171e/0x3600 lib/maple_tree.c:2630 mas_wmb_replace lib/maple_tree.c:2646 [inline] mas_split.isra.0+0xab8/0x11b0 lib/maple_tree.c:3393 mas_commit_b_node.isra.0+0x894/0x14e0 lib/maple_tree.c:3446 mas_wr_bnode+0x187/0x220 lib/maple_tree.c:4158 mas_wr_modify lib/maple_tree.c:4196 [inline] mas_wr_store_entry.isra.0+0x6c4/0x1610 lib/maple_tree.c:4229 mas_store_prealloc+0xb6/0x2a0 lib/maple_tree.c:5485 vma_complete+0x89e/0xdb0 mm/mmap.c:535 __split_vma+0xd3d/0x1190 mm/mmap.c:2440 split_vma mm/mmap.c:2466 [inline] vma_modify+0x2af/0x360 mm/mmap.c:2507 vma_modify_flags include/linux/mm.h:3352 [inline] mprotect_fixup+0x1e9/0xbe0 mm/mprotect.c:637 do_mprotect_pkey+0x9cf/0xd60 mm/mprotect.c:820 __do_sys_mprotect mm/mprotect.c:841 [inline] __se_sys_mprotect mm/mprotect.c:838 [inline] __x64_sys_mprotect+0x78/0xc0 mm/mprotect.c:838 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2acec80bb7 Code: 00 00 00 b8 0b 00 00 00 0f 05 48 3d 01 f0 ff ff 73 01 c3 48 8d 0d b9 46 01 00 f7 d8 89 01 48 83 c8 ff c3 b8 0a 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8d 0d 99 46 01 00 f7 d8 89 01 48 83 RSP: 002b:00007ffea2b6abb8 EFLAGS: 00000206 ORIG_RAX: 000000000000000a RAX: ffffffffffffffda RBX: 00007f2acec5dfc0 RCX: 00007f2acec80bb7 RDX: 0000000000000001 RSI: 0000000000001000 RDI: 00007f2ace9d5000 RBP: 00007ffea2b6acd0 R08: 00007ffea2b6ab48 R09: 00007f2acec5d5c0 R10: 00007f2ace9b4168 R11: 0000000000000206 R12: 00007f2acec5dfc0 R13: 00007f2acec88eda R14: 00007f2ace9d5f40 R15: 00007f2ace9d5740 Allocated by task 37: kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 kasan_save_track+0x14/0x30 mm/kasan/common.c:68 poison_kmalloc_redzone mm/kasan/common.c:370 [inline] __kasan_kmalloc+0x8f/0xa0 mm/kasan/common.c:387 kmalloc_noprof include/linux/slab.h:660 [inline] kzalloc_noprof include/linux/slab.h:778 [inline] xpad_probe+0x27e/0x1f50 drivers/input/joystick/xpad.c:2026 usb_probe_interface+0x309/0x9d0 drivers/usb/core/driver.c:399 call_driver_probe drivers/base/dd.c:578 [inline] really_probe+0x23e/0xa90 drivers/base/dd.c:656 __driver_probe_device+0x1de/0x440 drivers/base/dd.c:798 driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:828 __device_attach_driver+0x1df/0x310 drivers/base/dd.c:956 bus_for_each_drv+0x157/0x1e0 drivers/base/bus.c:457 __device_attach+0x1e8/0x4b0 drivers/base/dd.c:1028 bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:532 device_add+0x114b/0x1a70 drivers/base/core.c:3679 usb_set_configuration+0x10cb/0x1c50 drivers/usb/core/message.c:2210 usb_generic_driver_probe+0xb1/0x110 drivers/usb/core/generic.c:254 usb_probe_device+0xec/0x3e0 drivers/usb/core/driver.c:294 call_driver_probe drivers/base/dd.c:578 [inline] really_probe+0x23e/0xa90 drivers/base/dd.c:656 __driver_probe_device+0x1de/0x440 drivers/base/dd.c:798 driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:828 __device_attach_driver+0x1df/0x310 drivers/base/dd.c:956 bus_for_each_drv+0x157/0x1e0 drivers/base/bus.c:457 __device_attach+0x1e8/0x4b0 drivers/base/dd.c:1028 bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:532 device_add+0x114b/0x1a70 drivers/base/core.c:3679 usb_new_device+0xd90/0x1a10 drivers/usb/core/hub.c:2651 hub_port_connect drivers/usb/core/hub.c:5521 [inline] hub_port_connect_change drivers/usb/core/hub.c:5661 [inline] port_event drivers/usb/core/hub.c:5821 [inline] hub_event+0x2e66/0x4f50 drivers/usb/core/hub.c:5903 process_one_work+0x9c5/0x1b40 kernel/workqueue.c:3248 process_scheduled_works kernel/workqueue.c:3329 [inline] worker_thread+0x6c8/0xf30 kernel/workqueue.c:3409 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Freed by task 8: kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 kasan_save_track+0x14/0x30 mm/kasan/common.c:68 kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:579 poison_slab_object+0xf7/0x160 mm/kasan/common.c:240 __kasan_slab_free+0x14/0x30 mm/kasan/common.c:256 kasan_slab_free include/linux/kasan.h:184 [inline] slab_free_hook mm/slub.c:2196 [inline] slab_free mm/slub.c:4438 [inline] kfree+0x10b/0x380 mm/slub.c:4559 xpad_disconnect+0x1cf/0x580 drivers/input/joystick/xpad.c:2207 usb_unbind_interface+0x1e8/0x970 drivers/usb/core/driver.c:461 device_remove drivers/base/dd.c:568 [inline] device_remove+0x122/0x170 drivers/base/dd.c:560 __device_release_driver drivers/base/dd.c:1270 [inline] device_release_driver_internal+0x44a/0x610 drivers/base/dd.c:1293 bus_remove_device+0x22f/0x420 drivers/base/bus.c:574 device_del+0x396/0x9f0 drivers/base/core.c:3868 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+0x1be4/0x4f50 drivers/usb/core/hub.c:5903 process_one_work+0x9c5/0x1b40 kernel/workqueue.c:3248 process_scheduled_works kernel/workqueue.c:3329 [inline] worker_thread+0x6c8/0xf30 kernel/workqueue.c:3409 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 The buggy address belongs to the object at ffff888130889800 which belongs to the cache kmalloc-1k of size 1024 The buggy address is located 92 bytes inside of freed 1024-byte region [ffff888130889800, ffff888130889c00) The buggy address belongs to the physical page: page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x130888 head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 anon flags: 0x200000000000040(head|node=0|zone=2) page_type: 0xffffefff(slab) raw: 0200000000000040 ffff888100041dc0 0000000000000000 0000000000000001 raw: 0000000000000000 0000000000100010 00000001ffffefff 0000000000000000 head: 0200000000000040 ffff888100041dc0 0000000000000000 0000000000000001 head: 0000000000000000 0000000000100010 00000001ffffefff 0000000000000000 head: 0200000000000003 ffffea0004c22201 ffffffffffffffff 0000000000000000 head: 0000000000000008 0000000000000000 00000000ffffffff 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 5473, tgid 5473 (kworker/u8:5), ts 129995359335, free_ts 129400844952 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x2d1/0x350 mm/page_alloc.c:1473 prep_new_page mm/page_alloc.c:1481 [inline] get_page_from_freelist+0x1316/0x2610 mm/page_alloc.c:3425 __alloc_pages_noprof+0x21e/0x2290 mm/page_alloc.c:4683 __alloc_pages_node_noprof include/linux/gfp.h:269 [inline] alloc_pages_node_noprof include/linux/gfp.h:296 [inline] alloc_slab_page+0x56/0x110 mm/slub.c:2265 allocate_slab mm/slub.c:2428 [inline] new_slab+0x84/0x260 mm/slub.c:2481 ___slab_alloc+0xdac/0x1870 mm/slub.c:3667 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3757 __slab_alloc_node mm/slub.c:3810 [inline] slab_alloc_node mm/slub.c:3990 [inline] __do_kmalloc_node mm/slub.c:4122 [inline] __kmalloc_noprof+0x32b/0x3d0 mm/slub.c:4136 kmalloc_noprof include/linux/slab.h:664 [inline] load_elf_phdrs+0x103/0x210 fs/binfmt_elf.c:526 load_elf_binary+0x1fe/0x4db0 fs/binfmt_elf.c:855 search_binary_handler fs/exec.c:1797 [inline] exec_binprm fs/exec.c:1839 [inline] bprm_execve fs/exec.c:1891 [inline] bprm_execve+0x703/0x19a0 fs/exec.c:1867 kernel_execve+0x3cf/0x4e0 fs/exec.c:2058 call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:110 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 page last free pid 5448 tgid 5448 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1093 [inline] free_unref_page+0x698/0xce0 mm/page_alloc.c:2588 __put_partials+0x14c/0x170 mm/slub.c:2995 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x4e/0x140 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x192/0x1e0 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x4e/0x70 mm/kasan/common.c:322 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook mm/slub.c:3940 [inline] slab_alloc_node mm/slub.c:4002 [inline] kmem_cache_alloc_noprof+0x11c/0x2b0 mm/slub.c:4009 getname_flags.part.0+0x50/0x4f0 fs/namei.c:139 getname_flags+0x9b/0xf0 include/linux/audit.h:322 vfs_fstatat+0x9a/0x150 fs/stat.c:303 __do_sys_newfstatat+0xa6/0x130 fs/stat.c:468 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Memory state around the buggy address: ffff888130889700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff888130889780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff888130889800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff888130889880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff888130889900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== ---------------- Code disassembly (best guess): 0: 00 e8 add %ch,%al 2: a0 ff ff ff 31 c0 c3 movabs 0xccccc3c031ffffff,%al 9: cc cc b: cc int3 c: cc int3 d: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 14: 00 00 16: 90 nop 17: 90 nop 18: 90 nop 19: 90 nop 1a: 90 nop 1b: 90 nop 1c: 90 nop 1d: 90 nop 1e: 90 nop 1f: 90 nop 20: 90 nop 21: 90 nop 22: 90 nop 23: 90 nop 24: 90 nop 25: 90 nop 26: f3 0f 1e fa endbr64 * 2a: 65 48 8b 15 d4 7f b0 mov %gs:0x7eb07fd4(%rip),%rdx # 0x7eb08006 <-- trapping instruction 31: 7e 32: 65 8b 05 d5 7f b0 7e mov %gs:0x7eb07fd5(%rip),%eax # 0x7eb0800e 39: a9 00 01 ff 00 test $0xff0100,%eax 3e: 48 rex.W 3f: 8b .byte 0x8b