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 tmpfs: Unknown parameter 'E' rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 1-....: (1 GPs behind) idle=f14c/1/0x4000000000000000 softirq=325579/325580 fqs=20866 rcu: (detected by 0, t=105005 jiffies, g=246229, q=37240 ncpus=2) Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 5371 Comm: syz-executor.4 Not tainted 6.3.0-rc5-next-20230406 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:default_send_IPI_self+0x29/0xf0 Code: 90 f3 0f 1e fa 55 53 83 ff 02 74 61 a0 60 f8 eb ff ff fb ff ff 89 fb 84 c0 74 08 3c 03 0f 8e 97 00 00 00 8b 04 25 00 c3 5f ff <48> bd 60 f8 eb ff ff fb ff ff f6 c4 10 74 1e f3 90 0f b6 45 00 84 RSP: 0018:ffff88806cf096a8 EFLAGS: 00000046 RAX: 00000000000400f6 RBX: 00000000000000f6 RCX: 0000000000000100 RDX: 1ffffffff0a54da3 RSI: ffffffff8159223c RDI: 00000000000000f6 RBP: ffffffff852a6cc0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 R13: ffff88806cf3a570 R14: 0000000000000000 R15: 0000000000000008 FS: 00007fd864a14700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2be2a000 CR3: 0000000014590000 CR4: 0000000000350ee0 Call Trace: arch_irq_work_raise+0x8b/0x110 __irq_work_queue_local+0xc1/0x2f0 irq_work_queue_on+0x122/0x130 __rcu_read_unlock+0x3f0/0x4f0 perf_event_output_forward+0x21c/0x3c0 __perf_event_overflow+0x4c2/0x9e0 perf_swevent_event+0x344/0x550 perf_tp_event+0x2ce/0x10c0 perf_trace_run_bpf_submit+0xf3/0x190 perf_trace_preemptirq_template+0x252/0x420 trace_hardirqs_on+0xce/0x100 asm_sysvec_irq_work+0x1a/0x20 RIP: 0010:__rcu_read_unlock+0xc8/0x4f0 Code: b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e 76 01 00 00 8b 85 f8 03 00 00 85 c0 75 58 <65> 48 8b 1c 25 80 8d 03 00 48 8d bb f4 03 00 00 48 b8 00 00 00 00 RSP: 0018:ffff88806cf09da8 EFLAGS: 00000212 RAX: 00000000000045d0 RBX: ffff88806cf3a540 RCX: ffffffff812cb94f RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff813706f1 RBP: ffffffff85615e00 R08: 0000000000000001 R09: ffffffff87785a3f R10: fffffbfff0ef0b47 R11: 0000000000000001 R12: 0000000000000001 R13: ffffffff830f6100 R14: 0000000000000200 R15: dffffc0000000000 ieee80211_iterate_active_interfaces_atomic+0x95/0x1c0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x59d/0xb60 hrtimer_run_softirq+0x14c/0x310 __do_softirq+0x1b7/0x7d4 __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:__sanitizer_cov_trace_pc+0x47/0x70 Code: 8d 03 00 a9 00 01 ff 00 74 0e 85 c9 74 35 8b 82 fc 13 00 00 85 c0 74 2b 8b 82 d8 13 00 00 83 f8 02 75 20 48 8b 8a e0 13 00 00 <8b> 92 dc 13 00 00 48 8b 01 48 83 c0 01 48 39 c2 76 07 48 89 01 48 RSP: 0018:ffff888017d475b8 EFLAGS: 00000246 RAX: 0000000000000002 RBX: ffff88800b4e7dc0 RCX: ffffc9000577b000 RDX: ffff88801fa39ac0 RSI: ffffffff81acaf4a RDI: 0000000000000001 RBP: ffff88801bd36e80 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: ffff88800b4e7de4 __ext4_handle_dirty_metadata+0x1ea/0x8f0 ext4_mark_iloc_dirty+0x5e2/0x1b30 __ext4_mark_inode_dirty+0x207/0x7b0 ext4_dirty_inode+0xdd/0x130 __mark_inode_dirty+0x1aa/0xc10 touch_atime+0x67b/0x730 filemap_splice_read+0x6ef/0x870 generic_file_splice_read+0x137/0x1d0 vfs_splice_read+0x1c0/0x240 splice_direct_to_actor+0x2b0/0x8c0 do_splice_direct+0x1bc/0x290 do_sendfile+0xb1d/0x12b0 __x64_sys_sendfile64+0x1d5/0x210 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fd86749eb19 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:00007fd864a14188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007fd8675b1f60 RCX: 00007fd86749eb19 RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000004 RBP: 00007fd8674f8f6d R08: 0000000000000000 R09: 0000000000000000 R10: 00000000fffffdef R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffccd535a7f R14: 00007fd864a14300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 90 nop 1: f3 0f 1e fa endbr64 5: 55 push %rbp 6: 53 push %rbx 7: 83 ff 02 cmp $0x2,%edi a: 74 61 je 0x6d c: a0 60 f8 eb ff ff fb movabs 0xfffffbffffebf860,%al 13: ff ff 15: 89 fb mov %edi,%ebx 17: 84 c0 test %al,%al 19: 74 08 je 0x23 1b: 3c 03 cmp $0x3,%al 1d: 0f 8e 97 00 00 00 jle 0xba 23: 8b 04 25 00 c3 5f ff mov 0xffffffffff5fc300,%eax * 2a: 48 bd 60 f8 eb ff ff movabs $0xfffffbffffebf860,%rbp <-- trapping instruction 31: fb ff ff 34: f6 c4 10 test $0x10,%ah 37: 74 1e je 0x57 39: f3 90 pause 3b: 0f b6 45 00 movzbl 0x0(%rbp),%eax 3f: 84 .byte 0x84