yealink 4-1:36.0: urb_ctl_callback - urb status -71
yealink 4-1:36.0: urb_irq_callback - urb status -71
yealink 4-1:36.0: unexpected response 0
yealink 4-1:36.0: urb_ctl_callback - urb status -71
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5881 at kernel/rcu/tree_stall.h:989 rcu_check_gp_start_stall+0x2cf/0x460 kernel/rcu/tree_stall.h:989
Modules linked in:
CPU: 0 UID: 0 PID: 5881 Comm: kworker/0:8 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Workqueue: events dvb_usb_read_remote_control
RIP: 0010:rcu_check_gp_start_stall+0x2cf/0x460 kernel/rcu/tree_stall.h:989
Code: c7 60 eb 3e 9a be 04 00 00 00 e8 ac 1f 80 00 b8 01 00 00 00 87 05 81 2c b9 18 85 c0 0f 85 1a ff ff ff 48 c7 c0 80 c8 93 8e 90 <0f> 0b 90 49 39 c7 74 47 48 c7 c0 90 af 19 90 48 c1 e8 03 42 0f b6
RSP: 0018:ffffc90000007bb8 EFLAGS: 00010046
RAX: ffffffff8e93c880 RBX: 0000000100001401 RCX: ffffffff8185bed4
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffffff9a3eeb60
RBP: ffffc90000007e10 R08: 0000000000000003 R09: fffffbfff347dd6c
R10: dffffc0000000000 R11: fffffbfff347dd6c R12: dffffc0000000000
R13: dffffc0000000000 R14: 0000000000000246 R15: ffffffff8e93c880
FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000563e73b43950 CR3: 000000000e736000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rcu_core+0x650/0x17a0 kernel/rcu/tree.c:2818
handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:561
__do_softirq kernel/softirq.c:595 [inline]
invoke_softirq kernel/softirq.c:435 [inline]
__irq_exit_rcu+0xf7/0x220 kernel/softirq.c:662
irq_exit_rcu+0x9/0x30 kernel/softirq.c:678
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:console_flush_all+0x996/0xeb0
Code: 48 21 c3 0f 85 16 02 00 00 e8 f6 ad 20 00 4c 8b 7c 24 10 4d 85 f6 75 07 e8 e7 ad 20 00 eb 06 e8 e0 ad 20 00 fb 48 8b 5c 24 18 <48> 8b 44 24 30 42 80 3c 28 00 74 08 48 89 df e8 76 15 87 00 4c 8b
RSP: 0018:ffffc900044976e0 EFLAGS: 00000293
RAX: ffffffff817ec650 RBX: ffffffff8f174f58 RCX: ffff888031661e00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90004497890 R08: ffffffff817ec627 R09: 1ffffffff2854910
R10: dffffc0000000000 R11: fffffbfff2854911 R12: ffffffff8f174f00
R13: dffffc0000000000 R14: 0000000000000200 R15: ffffc900044978e0
__console_flush_and_unlock kernel/printk/printk.c:3269 [inline]
console_unlock+0x14f/0x3b0 kernel/printk/printk.c:3309
vprintk_emit+0x730/0xa10 kernel/printk/printk.c:2432
_printk+0xd5/0x120 kernel/printk/printk.c:2457
dvb_usb_read_remote_control+0x143/0x1b0 drivers/media/usb/dvb-usb/dvb-usb-remote.c:263
process_one_work kernel/workqueue.c:3229 [inline]
process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3310
worker_thread+0x870/0xd30 kernel/workqueue.c:3391
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
----------------
Code disassembly (best guess):
0: 48 21 c3 and %rax,%rbx
3: 0f 85 16 02 00 00 jne 0x21f
9: e8 f6 ad 20 00 call 0x20ae04
e: 4c 8b 7c 24 10 mov 0x10(%rsp),%r15
13: 4d 85 f6 test %r14,%r14
16: 75 07 jne 0x1f
18: e8 e7 ad 20 00 call 0x20ae04
1d: eb 06 jmp 0x25
1f: e8 e0 ad 20 00 call 0x20ae04
24: fb sti
25: 48 8b 5c 24 18 mov 0x18(%rsp),%rbx
* 2a: 48 8b 44 24 30 mov 0x30(%rsp),%rax <-- trapping instruction
2f: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1)
34: 74 08 je 0x3e
36: 48 89 df mov %rbx,%rdi
39: e8 76 15 87 00 call 0x8715b4
3e: 4c rex.WR
3f: 8b .byte 0x8b