UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 loop2: detected capacity change from 0 to 264192 ext2: Bad value for 'resuid' watchdog: BUG: soft lockup - CPU#0 stuck for 26s! [syz-executor.3:3960] Modules linked in: irq event stamp: 4817247 hardirqs last enabled at (4817246): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (4817247): [] sysvec_apic_timer_interrupt+0xf/0x90 softirqs last enabled at (4775578): [] __irq_exit_rcu+0xcc/0x110 softirqs last disabled at (4775581): [] __irq_exit_rcu+0xcc/0x110 CPU: 0 PID: 3960 Comm: syz-executor.3 Not tainted 6.2.0-next-20230223 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__read_once_word_nocheck+0x3/0x10 Code: ff e8 b1 d3 6c 00 e9 37 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 07 8c 41 37 03 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 RSP: 0018:ffff88806ce09790 EFLAGS: 00000202 RAX: ffff88806ce098f0 RBX: 0000000000000007 RCX: 0000000000000002 RDX: ffff88806ce09801 RSI: ffff88806ce09828 RDI: ffff88806ce09828 RBP: ffff88806ce098b0 R08: 0000000000000001 R09: ffff88806ce09898 R10: 0000000000038001 R11: 0000000000000001 R12: ffff88806ce098b8 R13: ffff88806ce09858 R14: ffff88806ce09828 R15: 0000000000000002 FS: 00007fad84376700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555560bb708 CR3: 000000000d92e000 CR4: 0000000000350ef0 Call Trace: unwind_next_frame+0x1584/0x22d0 __unwind_start+0x513/0x7c0 arch_stack_walk+0x63/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 __kasan_record_aux_stack+0x95/0xb0 __call_rcu_common.constprop.0+0x6a/0xa70 kmem_cache_free+0xb9/0x510 skb_release_data+0x708/0x840 consume_skb+0xd0/0x170 mac80211_hwsim_tx_frame+0x1f6/0x2a0 mac80211_hwsim_beacon_tx+0x567/0xb10 __iterate_interfaces+0x2d3/0x580 ieee80211_iterate_active_interfaces_atomic+0x73/0x1c0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xcb0 hrtimer_run_softirq+0x14c/0x310 __do_softirq+0x258/0x8a2 __irq_exit_rcu+0xcc/0x110 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x6e/0x90 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:core_kernel_text+0x7/0xa0 Code: e9 62 ac 2a 03 48 89 ef 5d e9 05 d0 19 00 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 54 53 <48> 89 fb 48 81 ff 00 00 00 81 72 09 48 81 ff 00 00 80 84 72 5f 48 RSP: 0018:ffff88804416f1b8 EFLAGS: 00000282 RAX: dffffc0000000000 RBX: ffffffff8114287c RCX: 0000000000000001 RDX: 1ffff1100882de4d RSI: ffff88804416f5f0 RDI: ffffffff8114287c RBP: ffffffff8114287c R08: 0000000000000001 R09: ffff88804416f250 R10: 0000000000038001 R11: 0000000000000001 R12: ffff88804416f2d8 R13: 0000000000000000 R14: ffff8880214bb580 R15: 0000000000000cc0 kernel_text_address+0x11/0xc0 __kernel_text_address+0xd/0x40 unwind_get_return_address+0x59/0xa0 arch_stack_walk+0x9d/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x59/0x70 kmem_cache_alloc+0x172/0x320 ptlock_alloc+0x21/0x70 pte_alloc_one+0x6c/0x200 __pte_alloc+0x6d/0x210 copy_page_range+0x188e/0x37d0 dup_mmap+0xa7c/0x1120 copy_process+0x3b05/0x7390 kernel_clone+0xeb/0x8c0 __do_sys_clone3+0x1d5/0x2e0 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fad86e00b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fad84376188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007fad86f13f60 RCX: 00007fad86e00b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 00000000200006c0 RBP: 00007fad86e5af6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc8f179d9f R14: 00007fad84376300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at default_idle+0xf/0x20 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: e8 b1 d3 6c 00 callq 0x6cd3b6 5: e9 37 fd ff ff jmpq 0xfffffd41 a: 66 2e 0f 1f 84 00 00 nopw %cs:0x0(%rax,%rax,1) 11: 00 00 00 14: 66 90 xchg %ax,%ax 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: 48 8b 07 mov (%rdi),%rax * 29: e9 8c 41 37 03 jmpq 0x33741ba <-- trapping instruction 2e: 0f 1f 84 00 00 00 00 nopl 0x0(%rax,%rax,1) 35: 00 36: 90 nop 37: 90 nop 38: 90 nop 39: 90 nop 3a: 90 nop 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop