[test_parman_init] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [swapper/0:1]
From: Fengguang Wu <hidden>
Date: 2017-11-07 09:27:51
Also in:
lkml
Hello, FYI this happens in v4.14-rc8 -- it's not necessarily a new bug. [ 49.373966] Started 10 threads, 0 failed [ 49.388339] test passed [ 49.392354] test_printf: all 260 tests passed [ 50.190776] test_bitmap: test 13: input is '0-2047:128/256' OK, Time: 8523 [ 50.258456] test_bitmap: all 460506 tests passed [ 76.308035] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [swapper/0:1] [ 76.308308] irq event stamp: 3945268 [ 76.308308] hardirqs last enabled at (3945267): [<ffffffff8385abeb>] restore_regs_and_iret+0x0/0x1d [ 76.308308] hardirqs last disabled at (3945268): [<ffffffff8385bbe8>] apic_timer_interrupt+0x98/0xb0 [ 76.308308] softirqs last enabled at (3945266): [<ffffffff8385e0fa>] __do_softirq+0x41a/0x560 [ 76.308308] softirqs last disabled at (3945257): [<ffffffff8112def3>] irq_exit+0x99/0xfe [ 76.308308] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 4.14.0-rc8 #65 [ 76.308308] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014 [ 76.308308] task: ffff880018fd6000 task.stack: ffff880018fe0000 [ 76.308308] RIP: 0010:__asan_load8+0x67/0x83 [ 76.308308] RSP: 0000:ffff880018fe7d88 EFLAGS: 00000a07 ORIG_RAX: ffffffffffffff10 [ 76.308308] RAX: 1ffff10003ee3800 RBX: ffff88001f73fa08 RCX: ffffffff81d122ec [ 76.308308] RDX: ffff880018fd6000 RSI: 0000000000000007 RDI: ffff88001f71c1f8 [ 76.308308] RBP: ffff880018fe7d88 R08: dffffc0000000000 R09: ffff880018fe7aa8 [ 76.308308] R10: ffffed0002100770 R11: ffff880010803b7f R12: ffff88001f621e80 [ 76.308308] R13: ffff88001f701838 R14: ffff88001f701848 R15: ffff88001f71c1e8 [ 76.308308] FS: 0000000000000000(0000) GS:ffff880019100000(0000) knlGS:0000000000000000 [ 76.308308] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.308308] CR2: 00000000ffffffff CR3: 0000000004474000 CR4: 00000000000006a0 [ 76.308308] Call Trace: [ 76.308308] parman_lsort_item_remove+0x24e/0x440 [ 76.308308] parman_item_remove+0x42/0x49 [ 76.308308] test_parman_init+0x6f6/0x742 [ 76.308308] ? test_bitmap_init+0x7b/0x7b [ 76.308308] do_one_initcall+0xc2/0x1f0 [ 76.308308] kernel_init_freeable+0x1e7/0x29b [ 76.308308] ? rest_init+0x29b/0x29b [ 76.308308] kernel_init+0x16/0x15f [ 76.308308] ? rest_init+0x29b/0x29b [ 76.308308] ret_from_fork+0x2a/0x40 [ 76.308308] Code: 03 43 80 3c 01 00 75 16 48 c1 e8 03 30 d2 42 8a 04 00 84 c0 74 08 31 d2 40 38 c6 0f 9d c2 83 e2 01 eb 12 48 c1 e8 03 42 8a 04 00 <84> c0 74 16 40 38 c6 0f 9d c2 84 d2 74 0c 31 d2 be 08 00 00 00 [ 76.308308] Kernel panic - not syncing: softlockup: hung tasks [ 76.308308] CPU: 1 PID: 1 Comm: swapper/0 Tainted: G L 4.14.0-rc8 #65 [ 76.308308] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014 [ 76.308308] Call Trace: [ 76.308308] <IRQ> [ 76.308308] dump_stack+0x147/0x1e0 [ 76.308308] panic+0x147/0x345 [ 76.308308] ? trace_hardirqs_off_caller+0x16e/0x196 [ 76.308308] watchdog_timer_fn+0x25f/0x293 [ 76.308308] hrtimer_run_queues+0x1bb/0x72b [ 76.308308] ? __touch_watchdog+0x21/0x21 [ 76.308308] run_local_timers+0x25/0xa3 [ 76.308308] update_process_times+0x26/0x52 [ 76.308308] tick_nohz_handler+0x132/0x194 [ 76.308308] smp_apic_timer_interrupt+0x17b/0x351 [ 76.308308] apic_timer_interrupt+0x9d/0xb0 [ 76.308308] </IRQ> [ 76.308308] RIP: 0010:__asan_load8+0x67/0x83 [ 76.308308] RSP: 0000:ffff880018fe7d88 EFLAGS: 00000a07 ORIG_RAX: ffffffffffffff10 [ 76.308308] RAX: 1ffff10003ee3800 RBX: ffff88001f73fa08 RCX: ffffffff81d122ec [ 76.308308] RDX: ffff880018fd6000 RSI: 0000000000000007 RDI: ffff88001f71c1f8 [ 76.308308] RBP: ffff880018fe7d88 R08: dffffc0000000000 R09: ffff880018fe7aa8 [ 76.308308] R10: ffffed0002100770 R11: ffff880010803b7f R12: ffff88001f621e80 [ 76.308308] R13: ffff88001f701838 R14: ffff88001f701848 R15: ffff88001f71c1e8 [ 76.308308] ? parman_lsort_item_remove+0x24e/0x440 [ 76.308308] parman_lsort_item_remove+0x24e/0x440 [ 76.308308] parman_item_remove+0x42/0x49 [ 76.308308] test_parman_init+0x6f6/0x742 [ 76.308308] ? test_bitmap_init+0x7b/0x7b [ 76.308308] do_one_initcall+0xc2/0x1f0 [ 76.308308] kernel_init_freeable+0x1e7/0x29b [ 76.308308] ? rest_init+0x29b/0x29b [ 76.308308] kernel_init+0x16/0x15f [ 76.308308] ? rest_init+0x29b/0x29b [ 76.308308] ret_from_fork+0x2a/0x40 [ 76.308308] Kernel Offset: disabled Attached the full dmesg and kconfig. Thanks, Fengguang
Attachments
- dmesg-quantal-ivb41-1:20171106174551:x86_64-randconfig-it0-11061641:4.14.0-rc8:65 [text/plain] 45937 bytes · preview
- .config [text/plain] 112919 bytes · preview