cm109 1-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff888028599700 submitted while active WARNING: CPU: 1 PID: 9368 at drivers/usb/core/urb.c:379 usb_submit_urb+0x10b1/0x1990 drivers/usb/core/urb.c:379 Modules linked in: CPU: 1 PID: 9368 Comm: syz-executor Not tainted 6.1.131-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:usb_submit_urb+0x10b1/0x1990 drivers/usb/core/urb.c:379 Code: ff 11 fb eb 4d e8 6f ff 11 fb e9 fc ef ff ff e8 65 ff 11 fb c6 05 3d b3 13 08 01 48 c7 c7 80 ba ae 8b 4c 89 ee e8 6f 15 da fa <0f> 0b e9 c7 ef ff ff e8 43 ff 11 fb eb 1a e8 3c ff 11 fb eb 13 e8 RSP: 0018:ffffc900001e07f8 EFLAGS: 00010046 RAX: cb3306d4aeaecf00 RBX: ffff888077af5848 RCX: 0000000000040000 RDX: ffffc900022f2000 RSI: 0000000000019421 RDI: 0000000000019422 RBP: ffff888028599708 R08: ffffffff8152c26e R09: ffffed10171e4f1c R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff888028599700 R14: 0000000000000a20 R15: ffff888074b4d281 FS: 0000555586e18500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe004a695e8 CR3: 0000000066cce000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: cm109_urb_irq_callback+0x6c4/0xc20 drivers/input/misc/cm109.c:422 __usb_hcd_giveback_urb+0x371/0x530 drivers/usb/core/hcd.c:1675 dummy_timer+0x8dc/0x32b0 drivers/usb/gadget/udc/dummy_hcd.c:1994 __run_hrtimer kernel/time/hrtimer.c:1689 [inline] __hrtimer_run_queues+0x5e5/0xe50 kernel/time/hrtimer.c:1753 hrtimer_run_softirq+0x196/0x2c0 kernel/time/hrtimer.c:1770 handle_softirqs+0x2ee/0xa40 kernel/softirq.c:578 __do_softirq kernel/softirq.c:612 [inline] invoke_softirq kernel/softirq.c:452 [inline] __irq_exit_rcu+0x157/0x240 kernel/softirq.c:661 irq_exit_rcu+0x5/0x20 kernel/softirq.c:673 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:unwind_get_return_address+0x52/0x80 arch/x86/kernel/unwind_orc.c:323 Code: 83 c3 48 49 89 df 49 c1 ef 03 43 80 3c 37 00 74 08 48 89 df e8 7f 26 a5 00 48 8b 3b e8 b7 ce 1e 00 85 c0 74 14 43 80 3c 37 00 <74> 08 48 89 df e8 64 26 a5 00 48 8b 03 eb 02 31 c0 5b 41 5e 41 5f RSP: 0018:ffffc9000600e680 EFLAGS: 00000246 RAX: 0000000000000001 RBX: ffffc9000600e6e8 RCX: ffffffff8fe3d000 RDX: ffffffff8ff98801 RSI: ffffc90006008000 RDI: ffffffff88e0510b RBP: ffffc9000600e730 R08: ffffc9000600ec88 R09: ffffc9000600e6f0 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888026b49dc0 R13: ffffffff81785b30 R14: dffffc0000000000 R15: 1ffff92000c01cdd arch_stack_walk+0xf3/0x140 arch/x86/kernel/stacktrace.c:26 stack_trace_save+0x113/0x1c0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:52 kasan_save_free_info+0x27/0x40 mm/kasan/generic.c:516 ____kasan_slab_free+0xd6/0x120 mm/kasan/common.c:236 kasan_slab_free include/linux/kasan.h:177 [inline] slab_free_hook mm/slub.c:1724 [inline] slab_free_freelist_hook mm/slub.c:1750 [inline] slab_free mm/slub.c:3661 [inline] __kmem_cache_free+0x25c/0x3c0 mm/slub.c:3674 skb_free_head net/core/skbuff.c:762 [inline] skb_release_data+0x5de/0x7a0 net/core/skbuff.c:791 skb_release_all net/core/skbuff.c:856 [inline] __kfree_skb net/core/skbuff.c:870 [inline] consume_skb+0xa3/0x140 net/core/skbuff.c:1035 netlink_broadcast+0xfe5/0x1110 net/netlink/af_netlink.c:1508 nlmsg_multicast include/net/netlink.h:1071 [inline] nlmsg_notify+0xfb/0x1c0 net/netlink/af_netlink.c:2536 rtnl_notify net/core/rtnetlink.c:796 [inline] rtmsg_ifinfo_send net/core/rtnetlink.c:3987 [inline] rtmsg_ifinfo_event net/core/rtnetlink.c:4002 [inline] rtnetlink_event+0x15a/0x1b0 net/core/rtnetlink.c:6201 notifier_call_chain kernel/notifier.c:87 [inline] raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:455 call_netdevice_notifiers_extack net/core/dev.c:2039 [inline] call_netdevice_notifiers net/core/dev.c:2053 [inline] dev_change_name+0x6b2/0x980 net/core/dev.c:1282 do_setlink+0xafe/0x4060 net/core/rtnetlink.c:2810 __rtnl_newlink net/core/rtnetlink.c:3605 [inline] rtnl_newlink+0x1736/0x2060 net/core/rtnetlink.c:3652 rtnetlink_rcv_msg+0x822/0x1000 net/core/rtnetlink.c:6150 netlink_rcv_skb+0x1cd/0x410 net/netlink/af_netlink.c:2493 netlink_unicast_kernel net/netlink/af_netlink.c:1311 [inline] netlink_unicast+0x7e2/0x970 net/netlink/af_netlink.c:1337 netlink_sendmsg+0xa26/0xd60 net/netlink/af_netlink.c:1859 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] __sys_sendto+0x480/0x600 net/socket.c:2153 __do_sys_sendto net/socket.c:2165 [inline] __se_sys_sendto net/socket.c:2161 [inline] __x64_sys_sendto+0xda/0xf0 net/socket.c:2161 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f59d9b8effc Code: 2a 5f 02 00 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 48 8b 54 24 18 b8 2c 00 00 00 48 8b 74 24 10 8b 7c 24 08 0f 05 <48> 3d 00 f0 ff ff 77 34 89 ef 48 89 44 24 08 e8 70 5f 02 00 48 8b RSP: 002b:00007ffd822d4f90 EFLAGS: 00000293 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f59da8d35c0 RCX: 00007f59d9b8effc RDX: 0000000000000030 RSI: 00007f59da8d3610 RDI: 0000000000000006 RBP: 0000000000000000 R08: 00007ffd822d4fe4 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000006 R13: 0000000000000000 R14: 00007f59da8d3610 R15: 0000000000000000 ---------------- Code disassembly (best guess): 0: 83 c3 48 add $0x48,%ebx 3: 49 89 df mov %rbx,%r15 6: 49 c1 ef 03 shr $0x3,%r15 a: 43 80 3c 37 00 cmpb $0x0,(%r15,%r14,1) f: 74 08 je 0x19 11: 48 89 df mov %rbx,%rdi 14: e8 7f 26 a5 00 call 0xa52698 19: 48 8b 3b mov (%rbx),%rdi 1c: e8 b7 ce 1e 00 call 0x1eced8 21: 85 c0 test %eax,%eax 23: 74 14 je 0x39 25: 43 80 3c 37 00 cmpb $0x0,(%r15,%r14,1) * 2a: 74 08 je 0x34 <-- trapping instruction 2c: 48 89 df mov %rbx,%rdi 2f: e8 64 26 a5 00 call 0xa52698 34: 48 8b 03 mov (%rbx),%rax 37: eb 02 jmp 0x3b 39: 31 c0 xor %eax,%eax 3b: 5b pop %rbx 3c: 41 5e pop %r14 3e: 41 5f pop %r15