watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [aoe_tx0:2212]
Modules linked in:
irq event stamp: 35225545
hardirqs last  enabled at (35225544): [<ffff80008a8076c4>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
hardirqs last  enabled at (35225544): [<ffff80008a8076c4>] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194
hardirqs last disabled at (35225545): [<ffff80008a716e50>] __el1_irq arch/arm64/kernel/entry-common.c:499 [inline]
hardirqs last disabled at (35225545): [<ffff80008a716e50>] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:517
softirqs last  enabled at (4602): [<ffff800088931cb0>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (4608): [<ffff800088931c7c>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
CPU: 1 PID: 2212 Comm: aoe_tx0 Not tainted 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
pc : _raw_spin_unlock_irqrestore+0x44/0x98 kernel/locking/spinlock.c:194
lr : __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
lr : _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194
sp : ffff80009c2977f0
x29: ffff80009c2977f0 x28: ffff0001335fc6b0 x27: ffff0001335fc640
x26: ffff0000c8a30c30 x25: ffff0000d7b19020 x24: dfff800000000000
x23: ffff0000c8a30fd0 x22: 0000000000000000 x21: ffff0000d87d00b0
x20: ffff800092b39c40 x19: 0000000000000000 x18: ffff80009c2974e0
x17: ffff80008e33d000 x16: ffff800080316308 x15: 0000000000000001
x14: 1ffff00012567388 x13: 0000000000000000 x12: 0000000000000003
x11: 0000000000000202 x10: 0000000000000003 x9 : 0000000000000000
x8 : 00000000000000c0 x7 : ffff800083801928 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000002 x1 : ffff80008a87dae0 x0 : ffff800125f05000
Call trace:
 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:176 [inline]
 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:196 [inline]
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
 _raw_spin_unlock_irqrestore+0x44/0x98 kernel/locking/spinlock.c:194
 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
 uart_write+0x33c/0x594 drivers/tty/serial/serial_core.c:601
 handle_tx+0x200/0x604 drivers/net/caif/caif_serial.c:236
 caif_xmit+0x108/0x150 drivers/net/caif/caif_serial.c:282
 __netdev_start_xmit include/linux/netdevice.h:4889 [inline]
 netdev_start_xmit include/linux/netdevice.h:4903 [inline]
 xmit_one net/core/dev.c:3573 [inline]
 dev_hard_start_xmit+0x240/0x8ac net/core/dev.c:3589
 __dev_queue_xmit+0x1650/0x32c0 net/core/dev.c:4369
 dev_queue_xmit include/linux/netdevice.h:3082 [inline]
 tx+0x90/0x134 drivers/block/aoe/aoenet.c:63
 kthread+0x1ac/0x374 drivers/block/aoe/aoecmd.c:1229
 kthread+0x288/0x310 kernel/kthread.c:388
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:857
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : arch_local_irq_enable+0x8/0xc arch/arm64/include/asm/irqflags.h:51
lr : default_idle_call+0xf8/0x128 kernel/sched/idle.c:103
sp : ffff80008e2b7cd0
x29: ffff80008e2b7cd0 x28: dfff800000000000 x27: 1ffff00011c56fa8
x26: ffff80008e33d000 x25: 0000000000000000 x24: 0000000000000001
x23: 1ffff00011c67a75 x22: ffff80008e33d3a8 x21: 0000000000000000
x20: ffff80008e364e80 x19: ffff8000802c5a44 x18: 1fffe0003682efce
x17: ffff80008e33d000 x16: ffff8000802c5308 x15: 0000000000000001
x14: 1fffe00036830b40 x13: 0000000000000000 x12: 0000000000000003
x11: 0000000000000001 x10: 0000000000000003 x9 : 0000000000000000
x8 : 0000000000950523 x7 : ffff800080452d34 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008a71ac60
x2 : 0000000000000000 x1 : ffff80008a87dae0 x0 : ffff800125ee3000
Call trace:
 __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:27 [inline]
 arch_local_irq_enable+0x8/0xc arch/arm64/include/asm/irqflags.h:49
 cpuidle_idle_call kernel/sched/idle.c:170 [inline]
 do_idle+0x1f0/0x4e8 kernel/sched/idle.c:282
 cpu_startup_entry+0x5c/0x74 kernel/sched/idle.c:380
 rest_init+0x2dc/0x2f4 init/main.c:726
 start_kernel+0x0/0x4e8 init/main.c:823
 start_kernel+0x3e8/0x4e8 init/main.c:1068
 __primary_switched+0xb8/0xc0 arch/arm64/kernel/head.S:523