hpet: Lost 1 RTC interrupts kmemleak: 664 new suspected memory leaks (see /sys/kernel/debug/kmemleak) watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/1:5:11938] Modules linked in: irq event stamp: 52170936 hardirqs last enabled at (52170935): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] hardirqs last enabled at (52170935): [] _raw_spin_unlock_irqrestore+0x38/0x40 kernel/locking/spinlock.c:191 hardirqs last disabled at (52170936): [] sysvec_apic_timer_interrupt+0xb/0xa0 arch/x86/kernel/apic/apic.c:1094 softirqs last enabled at (192058): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (191913): [] asm_call_irq_on_stack+0x12/0x20 CPU: 1 PID: 11938 Comm: kworker/1:5 Not tainted 5.10.208 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Workqueue: events rtc_timer_do_work RIP: 0010:cpumask_test_cpu include/linux/cpumask.h:367 [inline] RIP: 0010:trace_rtc_timer_dequeue include/trace/events/rtc.h:189 [inline] RIP: 0010:rtc_timer_do_work+0x1d4/0xbd0 drivers/rtc/interface.c:924 Code: e8 21 c2 58 fe 48 8b bd b0 fe ff ff 4c 89 e6 e8 22 84 17 ff 0f 1f 44 00 00 e8 08 c2 58 fe e8 03 c2 58 fe 65 8b 15 cc 4b 1a 7d <41> 89 d6 be 08 00 00 00 4c 89 f0 48 c1 f8 06 48 8d 3c c5 c8 25 67 RSP: 0018:ffff88805600fb90 EFLAGS: 00000293 RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 1ffff1100135d4df RDX: 0000000000000001 RSI: ffffffff82e7c99d RDI: ffff888009aea750 RBP: ffff88805600fd10 R08: 0000000000000000 R09: ffffffff856725cf R10: 0000000000000001 R11: 0000000000000001 R12: ffff888009aea740 R13: 19ebbf4b289c8000 R14: 17db5ef392817e00 R15: ffff888009aea7c8 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000563aea203c80 CR3: 0000000004e26000 CR4: 0000000000350ee0 Call Trace: process_one_work+0x9a9/0x14b0 kernel/workqueue.c:2282 worker_thread+0x61d/0x1310 kernel/workqueue.c:2428 kthread+0x38f/0x470 kernel/kthread.c:313 ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:299 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 15544 Comm: syz-executor Not tainted 5.10.208 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:lookup_object mm/kmemleak.c:387 [inline] RIP: 0010:scan_block+0xf8/0x3a0 mm/kmemleak.c:1266 Code: 51 05 48 85 c0 74 3e 48 8d 78 30 48 89 fa 48 c1 ea 03 42 80 3c 3a 00 0f 85 df 01 00 00 48 8b 50 30 49 39 d5 73 49 48 8d 78 10 <48> 89 fa 48 c1 ea 03 42 80 3c 3a 00 0f 85 d4 01 00 00 48 8b 40 10 RSP: 0018:ffff88804c707ba0 EFLAGS: 00000087 RAX: ffff888056688c38 RBX: ffff8880476ba720 RCX: ffffffff816f0565 RDX: ffff88805a2b0cb0 RSI: 0000000000000008 RDI: ffff888056688c48 RBP: ffff8880476ba7b9 R08: 1ffff11001a8a414 R09: ffff88804c6b1a47 R10: ffffed10098d6348 R11: 0000000000000001 R12: ffff88804c6b1a40 R13: ffff888058b48021 R14: 0000000000000086 R15: dffffc0000000000 FS: 0000555556e9f400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdb6938a000 CR3: 0000000053b86000 CR4: 0000000000350ef0 Call Trace: scan_object mm/kmemleak.c:1348 [inline] scan_gray_list+0x1c5/0x3b0 mm/kmemleak.c:1386 kmemleak_scan+0x522/0x1270 mm/kmemleak.c:1495 kmemleak_write+0x576/0x680 mm/kmemleak.c:1826 full_proxy_write+0x11d/0x190 fs/debugfs/file.c:236 vfs_write+0x29a/0xa70 fs/read_write.c:603 ksys_write+0x12d/0x260 fs/read_write.c:658 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7fdb68e245c3 Code: 16 00 00 00 eb ae 90 b8 6e 00 00 00 eb a6 e8 44 ef 04 00 0f 1f 40 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 RSP: 002b:00007ffd0863cb38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007ffd0863d178 RCX: 00007fdb68e245c3 RDX: 0000000000000004 RSI: 00007fdb68edaed9 RDI: 0000000000000003 RBP: 0000000000000002 R08: 0000000000000ac2 R09: 00007ffd08724080 R10: 00007ffd0863cb00 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd0863cc10 R14: 0000000000000000 R15: 0000000000000003 hpet: Lost 2 RTC interrupts kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) ---------------- Code disassembly (best guess): 0: e8 21 c2 58 fe callq 0xfe58c226 5: 48 8b bd b0 fe ff ff mov -0x150(%rbp),%rdi c: 4c 89 e6 mov %r12,%rsi f: e8 22 84 17 ff callq 0xff178436 14: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 19: e8 08 c2 58 fe callq 0xfe58c226 1e: e8 03 c2 58 fe callq 0xfe58c226 23: 65 8b 15 cc 4b 1a 7d mov %gs:0x7d1a4bcc(%rip),%edx # 0x7d1a4bf6 * 2a: 41 89 d6 mov %edx,%r14d <-- trapping instruction 2d: be 08 00 00 00 mov $0x8,%esi 32: 4c 89 f0 mov %r14,%rax 35: 48 c1 f8 06 sar $0x6,%rax 39: 48 rex.W 3a: 8d .byte 0x8d 3b: 3c c5 cmp $0xc5,%al 3d: c8 .byte 0xc8 3e: 25 .byte 0x25 3f: 67 addr32