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INFO: rcu detected stall in lapb_t1timer_expiry (2)

Status: upstream: reported C repro on 2024/07/20 04:25
Subsystems: usb x25
[Documentation on labels]
Reported-by: syzbot+0ad4cda8077288e1b15d@syzkaller.appspotmail.com
First crash: 414d, last: 42d
Cause bisection: failed (error log, bisect log)
  
Fix bisection: failed (error log, bisect log)
  
▶ ▼ Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [net?] INFO: rcu detected stall in lapb_t1timer_expiry (2) 1 (3) 2024/07/20 05:25
▶ ▼ Similar bugs (1)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: rcu detected stall in lapb_t1timer_expiry kvm 1 1 1176d 1176d 0/29 auto-closed as invalid on 2022/06/25 00:02
▶ ▼ Last patch testing requests (11)
Created Duration User Patch Repo Result
2025/04/29 04:30 4h03m retest repro upstream OK log
2025/01/16 01:29 24m retest repro upstream OK log
2024/11/26 09:08 40m retest repro upstream OK log
2024/11/06 23:39 24m retest repro upstream OK log
2024/11/06 22:27 24m retest repro upstream OK log
2024/11/06 22:27 30m retest repro upstream OK log
2024/11/06 22:27 23m retest repro upstream OK log
2024/11/06 22:27 27m retest repro upstream log
2024/11/06 22:27 27m retest repro upstream OK log
2024/08/25 13:21 1h07m retest repro upstream report log
2024/07/20 04:41 34m eadavis@qq.com patch git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 5e0497553643 log
▶ ▼ Fix bisection attempts (7)
Created Duration User Patch Repo Result
2025/07/07 19:55 12h06m bisect fix upstream error job log
2025/03/19 17:58 2h30m bisect fix upstream OK (0) job log log
2025/02/17 14:29 3h29m bisect fix upstream OK (0) job log log
2025/01/17 23:18 2h20m bisect fix upstream OK (0) job log log
2024/12/14 11:42 2h20m bisect fix upstream OK (0) job log log
2024/10/23 16:50 2h23m bisect fix upstream OK (0) job log log
2024/09/10 19:22 4h40m bisect fix upstream OK (0) job log log

Sample crash report:
rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
 1-.... } 2664 jiffies s: 601 root: 0x2/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 0 to CPUs 1:
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
NMI backtrace for cpu 1
CPU: 1 PID: 1671 Comm: kworker/1:2 Not tainted 6.10.0-syzkaller-00017-g5e0497553643 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
Workqueue: events request_firmware_work_func
RIP: 0010:number+0x313/0xf90 lib/vsprintf.c:500
Code: 03 42 0f b6 04 28 84 c0 4c 8b 74 24 30 0f 85 0f 0c 00 00 88 9c 24 80 00 00 00 41 bc 01 00 00 00 e9 3d 01 00 00 bf 0a 00 00 00 <89> de e8 16 0f 1f f6 83 fb 0a 75 23 e8 cc 0a 1f f6 48 8d 9c 24 80
RSP: 0018:ffffc90000a17340 EFLAGS: 00000002
RAX: 0000000000010505 RBX: 000000000000000a RCX: ffff888024388000
RDX: 0000000000010505 RSI: 000000000000000a RDI: 000000000000000a
RBP: ffffc90000a17450 R08: ffffffff8b771d69 R09: 0000000000000000
R10: ffffc90000a173c0 R11: fffff52000142e7b R12: 00000000ffff0a00
R13: dffffc0000000000 R14: 000000000000008d R15: ffffc90000a177a1
FS:  0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0ee01f60f0 CR3: 000000007c4b8000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 vsnprintf+0x1542/0x1da0 lib/vsprintf.c:2890
 sprintf+0xda/0x120 lib/vsprintf.c:3028
 print_time kernel/printk/printk.c:1330 [inline]
 info_print_prefix+0x16b/0x310 kernel/printk/printk.c:1356
 record_print_text kernel/printk/printk.c:1405 [inline]
 printk_get_next_message+0x6da/0xbe0 kernel/printk/printk.c:2840
 console_emit_next_record kernel/printk/printk.c:2880 [inline]
 console_flush_all+0x410/0xfd0 kernel/printk/printk.c:2979
 console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3048
 vprintk_emit+0x5a6/0x770 kernel/printk/printk.c:2348
 _printk+0xd5/0x120 kernel/printk/printk.c:2373
 int_irq+0x1bd/0x250 drivers/media/usb/gspca/gspca.c:104
 __usb_hcd_giveback_urb+0x42c/0x6e0 drivers/usb/core/hcd.c:1650
 dummy_timer+0x830/0x45d0 drivers/usb/gadget/udc/dummy_hcd.c:1987
 __run_hrtimer kernel/time/hrtimer.c:1689 [inline]
 __hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1753
 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1815
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
 __sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1049
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
 sysvec_apic_timer_interrupt+0x52/0xc0 arch/x86/kernel/apic/apic.c:1043
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x2f/0x70 kernel/kcov.c:207
Code: 8b 04 24 65 48 8b 0c 25 80 d4 03 00 65 8b 15 c0 ab 6d 7e f7 c2 00 01 ff 00 74 11 f7 c2 00 01 00 00 74 35 83 b9 1c 16 00 00 00 <74> 2c 8b 91 f8 15 00 00 83 fa 02 75 21 48 8b 91 00 16 00 00 48 8b
RSP: 0018:ffffc90000a185f8 EFLAGS: 00000246
RAX: ffffffff894e6502 RBX: 0000000000000001 RCX: ffff888024388000
RDX: 0000000000000504 RSI: ffffffff8c1f5520 RDI: ffffffff8c1f54e0
RBP: ffff8880222d6000 R08: ffffffff894e64f0 R09: 1ffffffff25eecb0
R10: dffffc0000000000 R11: fffffbfff25eecb1 R12: ffff888015b55dc0
R13: dffffc0000000000 R14: ffff8880222d6008 R15: 0000000000000000
 rcu_read_lock include/linux/rcupdate.h:782 [inline]
 dev_queue_xmit_nit+0x72/0xc10 net/core/dev.c:2292
 xmit_one net/core/dev.c:3574 [inline]
 dev_hard_start_xmit+0x15f/0x7e0 net/core/dev.c:3594
 sch_direct_xmit+0x2b6/0x5f0 net/sched/sch_generic.c:343
 __dev_xmit_skb net/core/dev.c:3807 [inline]
 __dev_queue_xmit+0x1a24/0x3d30 net/core/dev.c:4359
 lapb_data_transmit+0x91/0xb0 net/lapb/lapb_iface.c:447
 lapb_transmit_buffer+0x168/0x1f0 net/lapb/lapb_out.c:149
 lapb_t1timer_expiry+0x6b8/0xb20
 call_timer_fn+0x18e/0x650 kernel/time/timer.c:1792
 expire_timers kernel/time/timer.c:1843 [inline]
 __run_timers kernel/time/timer.c:2417 [inline]
 __run_timer_base+0x66a/0x8e0 kernel/time/timer.c:2428
 run_timer_base kernel/time/timer.c:2437 [inline]
 run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2447
 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554
 __do_softirq kernel/softirq.c:588 [inline]
 invoke_softirq kernel/softirq.c:428 [inline]
 __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:console_flush_all+0xaad/0xfd0 kernel/printk/printk.c:2985
Code: ff ff e8 b6 ce 1f 00 90 0f 0b 90 e9 d8 f8 ff ff e8 a8 ce 1f 00 e8 c3 4c 07 0a 4d 85 f6 74 b6 e8 99 ce 1f 00 fb 48 8b 44 24 70 <42> 0f b6 04 38 84 c0 48 8b 7c 24 30 0f 85 22 02 00 00 0f b6 1f 31
RSP: 0018:ffffc90004daf5a0 EFLAGS: 00000293
RAX: 1ffff920009b5f00 RBX: 0000000000000000 RCX: ffff888024388000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90004daf750 R08: ffffffff817659b4 R09: 1ffffffff25eecc2
R10: dffffc0000000000 R11: fffffbfff25eecc3 R12: ffffffff8eb13378
R13: ffffffff8eb13320 R14: 0000000000000200 R15: dffffc0000000000
 console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3048
 vprintk_emit+0x5a6/0x770 kernel/printk/printk.c:2348
 _printk+0xd5/0x120 kernel/printk/printk.c:2373
 regdb_fw_cb+0x19f/0x1c0
 request_firmware_work_func+0x1a4/0x280 drivers/base/firmware_loader/main.c:1167
 process_one_work kernel/workqueue.c:3248 [inline]
 process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3329
 worker_thread+0x86d/0xd50 kernel/workqueue.c:3409
 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
 </TASK>
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 4.311 msecs
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_main: Resubmit URB failed with error -19
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_main: Resubmit URB failed with error -19
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_main: Resubmit URB failed with error -19
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_main: Resubmit URB failed with error -19
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_pac7302 1-1:0.0: URB error -71, resubmitting
gspca_main: Resubmit URB failed with error -19

Crashes (17):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/07/16 04:15 upstream 5e0497553643 efee4ed2 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in lapb_t1timer_expiry
2024/08/11 10:31 upstream 5189dafa4cf9 6f4edef4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in lapb_t1timer_expiry
2024/08/11 08:56 upstream 5189dafa4cf9 6f4edef4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in lapb_t1timer_expiry
2024/08/04 22:11 upstream a5dbd76a8942 1786a2a8 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in lapb_t1timer_expiry
2024/08/04 10:55 upstream defaf1a2113a 1786a2a8 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in lapb_t1timer_expiry
2024/08/01 02:03 upstream e4fc196f5ba3 1e9c4cf3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in lapb_t1timer_expiry
2024/07/31 12:56 upstream 22f546873149 6fde257d .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in lapb_t1timer_expiry
2024/07/29 23:01 upstream dc1c8034e31b 5187fc86 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in lapb_t1timer_expiry
2024/07/25 22:04 upstream c33ffdb70cc6 32fcf98f .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in lapb_t1timer_expiry
2024/05/26 23:54 upstream 6fbf71854e2d a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in lapb_t1timer_expiry
2024/09/23 16:50 upstream de5cb0dcb74c 89298aad .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in lapb_t1timer_expiry
2024/05/28 10:58 upstream 2bfcfd584ff5 f550015e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in lapb_t1timer_expiry
2025/05/20 23:04 bpf b4432656b36e 8f9cf946 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce BUG: soft lockup in lapb_t1timer_expiry
2025/05/06 19:39 bpf b4432656b36e ae98e6b9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce BUG: soft lockup in lapb_t1timer_expiry
2025/06/03 21:27 bpf-next cd2e103d57e5 a30356b7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-next-kasan-gce BUG: soft lockup in lapb_t1timer_expiry
2025/04/02 12:23 bpf-next 25601e85441d c799dfdd .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-next-kasan-gce BUG: soft lockup in lapb_t1timer_expiry
2024/11/12 08:31 bpf-next 09048d22b782 75bb1b32 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-next-kasan-gce BUG: soft lockup in lapb_t1timer_expiry
* Struck through repros no longer work on HEAD.