bridge0: port 2(bridge_slave_1) entered disabled state device bridge_slave_0 left promiscuous mode bridge0: port 1(bridge_slave_0) entered disabled state kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 64 Comm: ksoftirq«1 Not tainted 4.20.0+ #12 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__read_once_size include/linux/compiler.h:191 [inline] RIP: 0010:get_running_cputimer include/linux/sched/cputime.h:85 [inline] RIP: 0010:account_group_system_time include/linux/sched/cputime.h:149 [inline] RIP: 0010:account_system_index_time+0xe8/0x5f0 kernel/sched/cputime.c:168 ================================================================== Code: 04 00 00 49 8b 84 24 00 07 00 00 48 ba 00 00 00 00 00 fc ff df 48 8d b8 40 01 00 00 48 8d 88 28 01 00 00 48 89 fe 48 c1 ee 03 <0f> b6 14 16 48 89 fe 83 e6 07 40 38 f2 7f 08 84 d2 0f 85 93 03 00 BUG: KASAN: stack-out-of-bounds in calc_delta_fair kernel/sched/fair.c:629 [inline] BUG: KASAN: stack-out-of-bounds in update_curr+0x99d/0xbc0 kernel/sched/fair.c:823 RSP: 0018:ffff8880ae707a80 EFLAGS: 00010002 Read of size 8 at addr ffff8880a94ba4c0 by task kworker/u4:7/8384 RAX: 00000000a94b9240 RBX: 1ffff11015ce0f54 RCX: 00000000a94b9368 RDX: dffffc0000000000 RSI: 0000000015297270 RDI: 00000000a94b9380 RBP: ffff8880ae707b48 R08: ffff8880ae71f5f0 R09: ffffffff8a9a805d CPU: 0 PID: 8384 Comm: kworker/u4:7 Not tainted 4.20.0+ #12 R10: ffffffff8a9a8050 R11: 0000000000000001 R12: ffff8880a94ba440 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 R13: 000000000015c17c R14: 0000000000000003 R15: ffff8880ae707b20 FS: 0000000000000000(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 Workqueue: netns cleanup_net CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Call Trace: CR2: 0000000000000068 CR3: 000000008f3dc000 CR4: 00000000001406e0 __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1db/0x2d0 lib/dump_stack.c:113 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: print_address_description.cold+0x7c/0x20d mm/kasan/report.c:187 kasan_report.cold+0x1b/0x40 mm/kasan/report.c:317 __asan_report_load8_noabort+0x14/0x20 mm/kasan/generic_report.c:135 calc_delta_fair kernel/sched/fair.c:629 [inline] update_curr+0x99d/0xbc0 kernel/sched/fair.c:823 irqtime_account_process_tick.isra.0+0x3a2/0x490 kernel/sched/cputime.c:380 account_process_tick+0x27f/0x350 kernel/sched/cputime.c:483 update_process_times+0x25/0x80 kernel/time/timer.c:1633 enqueue_entity+0x3e5/0x20b0 kernel/sched/fair.c:3880 tick_sched_handle+0xa2/0x190 kernel/time/tick-sched.c:161 tick_sched_timer+0x47/0x130 kernel/time/tick-sched.c:1271 __run_hrtimer kernel/time/hrtimer.c:1389 [inline] __hrtimer_run_queues+0x3a7/0x1050 kernel/time/hrtimer.c:1451 enqueue_task_fair+0x237/0x10c0 kernel/sched/fair.c:5133 hrtimer_interrupt+0x314/0x770 kernel/time/hrtimer.c:1509 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1035 [inline] smp_apic_timer_interrupt+0x18d/0x760 arch/x86/kernel/apic/apic.c:1060 enqueue_task kernel/sched/core.c:730 [inline] activate_task+0x11d/0x470 kernel/sched/core.c:751 ttwu_activate kernel/sched/core.c:1643 [inline] ttwu_do_activate+0xd4/0x1f0 kernel/sched/core.c:1702 ttwu_queue kernel/sched/core.c:1847 [inline] try_to_wake_up+0x997/0x1480 kernel/sched/core.c:2057 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807 wake_up_process+0x10/0x20 kernel/sched/core.c:2129 Modules linked in: wake_up_worker kernel/workqueue.c:838 [inline] insert_work+0x42b/0x620 kernel/workqueue.c:1311 ---[ end trace 90ba7f7d2506ddba ]--- RIP: 0010:__read_once_size include/linux/compiler.h:191 [inline] RIP: 0010:get_running_cputimer include/linux/sched/cputime.h:85 [inline] RIP: 0010:account_group_system_time include/linux/sched/cputime.h:149 [inline] RIP: 0010:account_system_index_time+0xe8/0x5f0 kernel/sched/cputime.c:168 Code: 04 00 00 49 8b 84 24 00 07 00 00 48 ba 00 00 00 00 00 fc ff df 48 8d b8 40 01 00 00 48 8d 88 28 01 00 00 48 89 fe 48 c1 ee 03 <0f> b6 14 16 48 89 fe 83 e6 07 40 38 f2 7f 08 84 d2 0f 85 93 03 00 RSP: 0018:ffff8880ae707a80 EFLAGS: 00010002 RAX: 00000000a94b9240 RBX: 1ffff11015ce0f54 RCX: 00000000a94b9368 RDX: dffffc0000000000 RSI: 0000000015297270 RDI: 00000000a94b9380 RBP: ffff8880ae707b48 R08: ffff8880ae71f5f0 R09: ffffffff8a9a805d __queue_work+0x62f/0x1450 kernel/workqueue.c:1461 R10: ffffffff8a9a8050 R11: 0000000000000001 R12: ffff8880a94ba440 R13: 000000000015c17c R14: 0000000000000003 R15: ffff8880ae707b20 FS: 0000000000000000(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000068 CR3: 000000008f3dc000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 __queue_delayed_work+0x2a9/0x390 kernel/workqueue.c:1522 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400