xpad 2-1:179.65: xpad_irq_in - usb_submit_urb failed with result -19 xpad 2-1:179.65: xpad_irq_out - usb_submit_urb failed with result -19 ================================================================== BUG: KASAN: use-after-free in debug_spin_lock_before kernel/locking/spinlock_debug.c:85 [inline] BUG: KASAN: use-after-free in do_raw_spin_lock+0x290/0x370 kernel/locking/spinlock_debug.c:114 Read of size 4 at addr ffff88807532705c by task udevd/3762 CPU: 1 PID: 3762 Comm: udevd Not tainted 5.15.160-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106 print_address_description+0x63/0x3b0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:434 [inline] kasan_report+0x16b/0x1c0 mm/kasan/report.c:451 debug_spin_lock_before kernel/locking/spinlock_debug.c:85 [inline] do_raw_spin_lock+0x290/0x370 kernel/locking/spinlock_debug.c:114 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:117 [inline] _raw_spin_lock_irqsave+0xdd/0x120 kernel/locking/spinlock.c:162 __wake_up_common_lock kernel/sched/wait.c:137 [inline] __wake_up+0xf5/0x1c0 kernel/sched/wait.c:157 __usb_hcd_giveback_urb+0x3a8/0x530 drivers/usb/core/hcd.c:1677 dummy_timer+0x8ad/0x3200 drivers/usb/gadget/udc/dummy_hcd.c:1987 call_timer_fn+0x16d/0x560 kernel/time/timer.c:1451 expire_timers kernel/time/timer.c:1496 [inline] __run_timers+0x67c/0x890 kernel/time/timer.c:1767 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1780 __do_softirq+0x3b3/0x93a kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x155/0x240 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1096 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:kasan_check_range+0x1b0/0x290 mm/kasan/generic.c:189 Code: 8d 5d 07 48 85 ed 48 0f 49 dd 48 83 e3 f8 48 29 dd 74 12 41 80 39 00 0f 85 a2 00 00 00 49 ff c1 48 ff cd 75 ee 5b 41 5e 41 5f <5d> c3 45 84 f6 75 61 41 f7 c6 00 ff 00 00 75 5d 41 f7 c6 00 00 ff RSP: 0018:ffffc900013ef548 EFLAGS: 00000256 RAX: ffffffff83c5b401 RBX: 0000000000000081 RCX: ffffffff83c5b3da RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88807dda98c0 RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed100fbb5319 R10: 0000000000000000 R11: dffffc0000000001 R12: 00000000000010f0 R13: dffffc0000000000 R14: ffffc900013ef6c8 R15: 0000000000000082 instrument_atomic_read include/linux/instrumented.h:71 [inline] test_bit include/asm-generic/bitops/instrumented-non-atomic.h:134 [inline] tomoyo_check_acl+0x2ea/0x410 security/tomoyo/domain.c:184 tomoyo_path_permission+0x1af/0x360 security/tomoyo/file.c:586 tomoyo_check_open_permission+0x2e6/0x490 security/tomoyo/file.c:777 security_file_open+0x5f/0xa0 security/security.c:1668 do_dentry_open+0x315/0xfb0 fs/open.c:813 do_open fs/namei.c:3608 [inline] path_openat+0x2705/0x2f20 fs/namei.c:3742 do_filp_open+0x21c/0x460 fs/namei.c:3769 do_sys_openat2+0x13b/0x500 fs/open.c:1253 do_sys_open fs/open.c:1269 [inline] __do_sys_openat fs/open.c:1285 [inline] __se_sys_openat fs/open.c:1280 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1280 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f8eacc649a4 Code: 24 20 48 8d 44 24 30 48 89 44 24 28 64 8b 04 25 18 00 00 00 85 c0 75 2c 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 60 48 8b 15 55 a4 0d 00 f7 d8 64 89 02 48 83 RSP: 002b:00007ffc8c83ddb0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000564e1e06b950 RCX: 00007f8eacc649a4 RDX: 0000000000080000 RSI: 0000564e1e05d730 RDI: 00000000ffffff9c RBP: 0000564e1e05d730 R08: 0000564e1e05d730 R09: 0000000000000200 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080000 R13: 0000000000000703 R14: 0000000000000000 R15: 0000000000000001 Allocated by task 3920: 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+0xba/0xf0 mm/kasan/common.c:513 kasan_kmalloc include/linux/kasan.h:264 [inline] kmem_cache_alloc_trace+0x143/0x290 mm/slub.c:3247 kmalloc include/linux/slab.h:591 [inline] kzalloc include/linux/slab.h:721 [inline] xpad_probe+0x3eb/0x1b10 drivers/input/joystick/xpad.c:1786 usb_probe_interface+0x5c0/0xaf0 drivers/usb/core/driver.c:396 really_probe+0x24e/0xb60 drivers/base/dd.c:595 __driver_probe_device+0x1a2/0x3d0 drivers/base/dd.c:755 driver_probe_device+0x50/0x420 drivers/base/dd.c:785 __device_attach_driver+0x2b9/0x500 drivers/base/dd.c:907 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:427 __device_attach+0x359/0x570 drivers/base/dd.c:979 bus_probe_device+0xba/0x1e0 drivers/base/bus.c:487 device_add+0xb48/0xfd0 drivers/base/core.c:3409 usb_set_configuration+0x19dd/0x2020 drivers/usb/core/message.c:2165 usb_generic_driver_probe+0x84/0x140 drivers/usb/core/generic.c:238 usb_probe_device+0x130/0x260 drivers/usb/core/driver.c:293 really_probe+0x24e/0xb60 drivers/base/dd.c:595 __driver_probe_device+0x1a2/0x3d0 drivers/base/dd.c:755 driver_probe_device+0x50/0x420 drivers/base/dd.c:785 __device_attach_driver+0x2b9/0x500 drivers/base/dd.c:907 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:427 __device_attach+0x359/0x570 drivers/base/dd.c:979 bus_probe_device+0xba/0x1e0 drivers/base/bus.c:487 device_add+0xb48/0xfd0 drivers/base/core.c:3409 usb_new_device+0xc17/0x18e0 drivers/usb/core/hub.c:2593 hub_port_connect drivers/usb/core/hub.c:5455 [inline] hub_port_connect_change drivers/usb/core/hub.c:5595 [inline] port_event drivers/usb/core/hub.c:5741 [inline] hub_event+0x2cdf/0x54c0 drivers/usb/core/hub.c:5823 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457 kthread+0x3f6/0x4f0 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:300 Freed by task 3573: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track+0x4b/0x80 mm/kasan/common.c:46 kasan_set_free_info+0x1f/0x40 mm/kasan/generic.c:360 ____kasan_slab_free+0xd8/0x120 mm/kasan/common.c:366 kasan_slab_free include/linux/kasan.h:230 [inline] slab_free_hook mm/slub.c:1705 [inline] slab_free_freelist_hook+0xdd/0x160 mm/slub.c:1731 slab_free mm/slub.c:3499 [inline] kfree+0xf1/0x270 mm/slub.c:4559 xpad_disconnect+0x355/0x480 drivers/input/joystick/xpad.c:1934 usb_unbind_interface+0x1cd/0x840 drivers/usb/core/driver.c:458 __device_release_driver drivers/base/dd.c:1229 [inline] device_release_driver_internal+0x50e/0x7f0 drivers/base/dd.c:1262 bus_remove_device+0x2e5/0x400 drivers/base/bus.c:529 device_del+0x6e2/0xbd0 drivers/base/core.c:3597 usb_disable_device+0x3b8/0x840 drivers/usb/core/message.c:1414 usb_disconnect+0x33c/0x8c0 drivers/usb/core/hub.c:2248 hub_port_connect drivers/usb/core/hub.c:5299 [inline] hub_port_connect_change drivers/usb/core/hub.c:5595 [inline] port_event drivers/usb/core/hub.c:5741 [inline] hub_event+0x1d58/0x54c0 drivers/usb/core/hub.c:5823 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457 kthread+0x3f6/0x4f0 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:300 The buggy address belongs to the object at ffff888075327000 which belongs to the cache kmalloc-1k of size 1024 The buggy address is located 92 bytes inside of 1024-byte region [ffff888075327000, ffff888075327400) The buggy address belongs to the page: page:ffffea0001d4c800 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x75320 head:ffffea0001d4c800 order:3 compound_mapcount:0 compound_pincount:0 flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000010200 ffffea0001cb0800 0000000400000004 ffff888011c41dc0 raw: 0000000000000000 0000000000100010 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 0xd2a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3531, ts 54816796217, free_ts 54795338068 prep_new_page mm/page_alloc.c:2426 [inline] get_page_from_freelist+0x322a/0x33c0 mm/page_alloc.c:4159 __alloc_pages+0x272/0x700 mm/page_alloc.c:5423 alloc_slab_page mm/slub.c:1775 [inline] allocate_slab mm/slub.c:1912 [inline] new_slab+0xbb/0x4b0 mm/slub.c:1975 ___slab_alloc+0x6f6/0xe10 mm/slub.c:3008 __slab_alloc mm/slub.c:3095 [inline] slab_alloc_node mm/slub.c:3186 [inline] __kmalloc_node_track_caller+0x1f6/0x390 mm/slub.c:4958 kmalloc_reserve net/core/skbuff.c:356 [inline] __alloc_skb+0x12c/0x590 net/core/skbuff.c:427 alloc_skb include/linux/skbuff.h:1167 [inline] nlmsg_new include/net/netlink.h:953 [inline] inet6_rt_notify+0xdc/0x280 net/ipv6/route.c:6178 fib6_add_rt2node net/ipv6/ip6_fib.c:1251 [inline] fib6_add+0x1db2/0x3c80 net/ipv6/ip6_fib.c:1480 __ip6_ins_rt net/ipv6/route.c:1302 [inline] ip6_route_add+0x84/0x120 net/ipv6/route.c:3869 addrconf_add_mroute net/ipv6/addrconf.c:2510 [inline] addrconf_add_dev+0x34c/0x520 net/ipv6/addrconf.c:2528 addrconf_dev_config net/ipv6/addrconf.c:3408 [inline] addrconf_init_auto_addrs+0x879/0xe90 net/ipv6/addrconf.c:3495 addrconf_notify+0xa90/0xf30 net/ipv6/addrconf.c:3664 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391 call_netdevice_notifiers_info net/core/dev.c:2018 [inline] netdev_state_change+0x1a3/0x250 net/core/dev.c:1409 linkwatch_do_dev+0x10c/0x160 net/core/link_watch.c:167 __linkwatch_run_queue+0x4ca/0x7f0 net/core/link_watch.c:213 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1340 [inline] free_pcp_prepare mm/page_alloc.c:1391 [inline] free_unref_page_prepare+0xc34/0xcf0 mm/page_alloc.c:3317 free_unref_page+0x95/0x2d0 mm/page_alloc.c:3396 do_slab_free mm/slub.c:3487 [inline] ___cache_free+0xe3/0x100 mm/slub.c:3506 qlist_free_all+0x36/0x90 mm/kasan/quarantine.c:176 kasan_quarantine_reduce+0x162/0x180 mm/kasan/quarantine.c:283 __kasan_slab_alloc+0x2f/0xc0 mm/kasan/common.c:444 kasan_slab_alloc include/linux/kasan.h:254 [inline] slab_post_alloc_hook+0x53/0x380 mm/slab.h:519 slab_alloc_node mm/slub.c:3220 [inline] slab_alloc mm/slub.c:3228 [inline] __kmalloc+0x120/0x300 mm/slub.c:4403 kmalloc include/linux/slab.h:596 [inline] kzalloc include/linux/slab.h:721 [inline] fib_create_info+0xaab/0x2570 net/ipv4/fib_semantics.c:1478 fib_table_insert+0x213/0x1f90 net/ipv4/fib_trie.c:1231 fib_magic net/ipv4/fib_frontend.c:1093 [inline] fib_add_ifaddr+0xf4c/0x1730 net/ipv4/fib_frontend.c:1137 fib_netdev_event+0x61d/0x760 net/ipv4/fib_frontend.c:1475 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391 __dev_notify_flags+0x304/0x610 dev_change_flags+0xe7/0x190 net/core/dev.c:8889 do_setlink+0xcd1/0x3b00 net/core/rtnetlink.c:2741 Memory state around the buggy address: ffff888075326f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff888075326f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff888075327000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff888075327080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff888075327100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== ---------------- Code disassembly (best guess): 0: 8d 5d 07 lea 0x7(%rbp),%ebx 3: 48 85 ed test %rbp,%rbp 6: 48 0f 49 dd cmovns %rbp,%rbx a: 48 83 e3 f8 and $0xfffffffffffffff8,%rbx e: 48 29 dd sub %rbx,%rbp 11: 74 12 je 0x25 13: 41 80 39 00 cmpb $0x0,(%r9) 17: 0f 85 a2 00 00 00 jne 0xbf 1d: 49 ff c1 inc %r9 20: 48 ff cd dec %rbp 23: 75 ee jne 0x13 25: 5b pop %rbx 26: 41 5e pop %r14 28: 41 5f pop %r15 * 2a: 5d pop %rbp <-- trapping instruction 2b: c3 ret 2c: 45 84 f6 test %r14b,%r14b 2f: 75 61 jne 0x92 31: 41 f7 c6 00 ff 00 00 test $0xff00,%r14d 38: 75 5d jne 0x97 3a: 41 rex.B 3b: f7 .byte 0xf7 3c: c6 00 00 movb $0x0,(%rax) 3f: ff .byte 0xff