cm109 2-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff8880715ee300 submitted while active WARNING: CPU: 0 PID: 9133 at drivers/usb/core/urb.c:379 usb_submit_urb+0x10b1/0x1990 drivers/usb/core/urb.c:379 Modules linked in: CPU: 0 PID: 9133 Comm: syz.4.1229 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:ffffc900000077f8 EFLAGS: 00010046 RAX: b27b7f8a872bdb00 RBX: ffff88807c49f048 RCX: 0000000000040000 RDX: ffffc90002141000 RSI: 000000000001a2a5 RDI: 000000000001a2a6 RBP: ffff8880715ee308 R08: ffffffff8152c26e R09: ffffed10171c4f1c R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff8880715ee300 R14: 0000000000000a20 R15: ffff8881422d7489 FS: 00007f235bc366c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5c5467dd58 CR3: 000000007b9e5000 CR4: 00000000003506f0 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:clear_page_erms+0x7/0x10 arch/x86/lib/clear_page_64.S:50 Code: 48 89 47 18 48 89 47 20 48 89 47 28 48 89 47 30 48 89 47 38 48 8d 7f 40 75 d9 90 c3 0f 1f 80 00 00 00 00 b9 00 10 00 00 31 c0 aa c3 66 0f 1f 44 00 00 89 c8 48 c1 e9 03 74 18 0f 1f 84 00 00 RSP: 0018:ffffc90004c97100 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000240 RDX: ffff88804849f000 RSI: 0000000000000001 RDI: ffff88804849fdc0 RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed1009093e00 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001 R13: 0000000000000000 R14: ffffea00012127c0 R15: 0000000000140cca clear_page arch/x86/include/asm/page_64.h:58 [inline] clear_highpage include/linux/highmem.h:242 [inline] clear_highpage_kasan_tagged include/linux/highmem.h:252 [inline] kernel_init_pages mm/page_alloc.c:1381 [inline] post_alloc_hook+0x145/0x1b0 mm/page_alloc.c:2527 prep_new_page mm/page_alloc.c:2539 [inline] get_page_from_freelist+0x3731/0x38d0 mm/page_alloc.c:4328 __alloc_pages+0x28d/0x770 mm/page_alloc.c:5606 __folio_alloc+0xf/0x30 mm/page_alloc.c:5638 vma_alloc_folio+0x486/0x990 mm/mempolicy.c:2243 shmem_alloc_folio mm/shmem.c:1589 [inline] shmem_alloc_and_acct_folio+0x5a8/0xd50 mm/shmem.c:1613 shmem_get_folio_gfp+0x13f0/0x3470 mm/shmem.c:1941 shmem_get_folio mm/shmem.c:2072 [inline] shmem_write_begin+0x16e/0x4e0 mm/shmem.c:2556 generic_perform_write+0x2fc/0x5e0 mm/filemap.c:3845 __generic_file_write_iter+0x176/0x400 mm/filemap.c:3973 generic_file_write_iter+0xab/0x310 mm/filemap.c:4005 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x857/0xbc0 fs/read_write.c:584 ksys_write+0x19c/0x2c0 fs/read_write.c:637 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: 0033:0x7f235ad8bc1f Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 RSP: 002b:00007f235bc35df0 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000001000000 RCX: 00007f235ad8bc1f RDX: 0000000001000000 RSI: 00007f23505f7000 RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000050ed R10: 000020000000a2c2 R11: 0000000000000293 R12: 0000000000000003 R13: 00007f235bc35ef0 R14: 00007f235bc35eb0 R15: 00007f23505f7000 ---------------- Code disassembly (best guess): 0: 48 89 47 18 mov %rax,0x18(%rdi) 4: 48 89 47 20 mov %rax,0x20(%rdi) 8: 48 89 47 28 mov %rax,0x28(%rdi) c: 48 89 47 30 mov %rax,0x30(%rdi) 10: 48 89 47 38 mov %rax,0x38(%rdi) 14: 48 8d 7f 40 lea 0x40(%rdi),%rdi 18: 75 d9 jne 0xfffffff3 1a: 90 nop 1b: c3 ret 1c: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 23: b9 00 10 00 00 mov $0x1000,%ecx 28: 31 c0 xor %eax,%eax * 2a: f3 aa rep stos %al,%es:(%rdi) <-- trapping instruction 2c: c3 ret 2d: 66 0f 1f 44 00 00 nopw 0x0(%rax,%rax,1) 33: 89 c8 mov %ecx,%eax 35: 48 c1 e9 03 shr $0x3,%rcx 39: 74 18 je 0x53 3b: 0f .byte 0xf 3c: 1f (bad) 3d: 84 00 test %al,(%rax)