System hangs with dequeue_work_batch in drbd after updating kernel
Issue
-
System cannot boot with the following messasges after updating the kernel to version
4.18.0-425.3.1.el8
are shown.rcu: INFO: rcu_sched detected stalls on CPUs/tasks: rcu: 6-...0: (0 ticks this GP) idle=0c2/1/0x4000000000000000 softirq=3559/3559 fqs=59641 (detected by 2, t=240018 jiffies, g=4089, q=102718) Sending NMI from CPU 2 to CPUs 6: NMI backtrace for cpu 6 CPU: 6 PID: 1565 Comm: drbd_w_drbd0 Tainted: G W OEL --------- - - 4.18.0-425.3.1.el8.x86_64 #1 Hardware name: Amazon EC2 m5.2xlarge/, BIOS 1.0 10/16/2017 RIP: 0010:native_queued_spin_lock_slowpath+0x24/0x1c0 Code: ff ff 0f 1f 40 00 0f 1f 44 00 00 0f 1f 44 00 00 ba 01 00 00 00 8b 07 85 c0 75 0d f0 0f b1 17 85 c0 75 f2 e9 6e b7 aa 00 f3 90 <eb> e9 81 fe 00 01 00 00 74 44 81 e6 00 ff ff ff 75 71 f0 0f ba 2f RSP: 0018:ffffbea444b53e18 EFLAGS: 00000002 RAX: 0000000000000001 RBX: ffff9be70b02e320 RCX: ffffffffc086e8d0 RDX: 0000000000000001 RSI: ffffbea444b53e68 RDI: ffff9be70b02e330 RBP: ffffbea444b53e68 R08: 0000000000000c15 R09: ffff9be70b02e460 R10: 00000000fffb8f5b R11: ffff9bee02da9c04 R12: ffff9be70b02e330 R13: ffff9be70b02e350 R14: ffff9be70b02e458 R15: ffff9be70b02e460 FS: 0000000000000000(0000) GS:ffff9bee02d80000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055766b82ad28 CR3: 00000002e6810003 CR4: 00000000007706e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 PKRU: 55555554 Call Trace: dequeue_work_batch+0x4b/0x70 [drbd] drbd_worker+0x2fa/0x480 [drbd] ? __update_idle_core+0x55/0xa0 ? __switch_to_asm+0x43/0x80 ? __switch_to+0x10c/0x450 ? __drbd_next_peer_device_ref+0x140/0x140 [drbd] drbd_thread_setup+0x5e/0x160 [drbd] ? __drbd_next_peer_device_ref+0x140/0x140 [drbd] kthread+0x10b/0x130 ? set_kthread_struct+0x50/0x50 ret_from_fork+0x35/0x40
Environment
- Red Hat Enterprise Linux 8.6
drbd
module (3rd party's module)
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.