watchdog: BUG: soft lockup - CPU#0 stuck for 26s! [aoe_tx0:2150]
Modules linked in:
irq event stamp: 39842007
hardirqs last  enabled at (39842006): [<ffff8000125160b0>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
hardirqs last  enabled at (39842006): [<ffff8000125160b0>] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194
hardirqs last disabled at (39842007): [<ffff80001242c48c>] __el1_irq arch/arm64/kernel/entry-common.c:468 [inline]
hardirqs last disabled at (39842007): [<ffff80001242c48c>] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:486
softirqs last  enabled at (4944): [<ffff80001069d950>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (4948): [<ffff80001069d91c>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
CPU: 0 PID: 2150 Comm: aoe_tx0 Not tainted 6.4.0-rc2-syzkaller-gf1fcbaa18b28 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
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 : ffff800025067820
x29: ffff800025067820 x28: ffff00014209ca70 x27: ffff00014209ca00
x26: ffff00013a930ca8 x25: ffff0000d3327018 x24: 0000000000000001
x23: 0000000000000000 x22: 0000000000000000 x21: dfff800000000000
x20: ffff80001a5bd968 x19: 0000000000000000 x18: ffff800025067500
x17: 0000000000000000 x16: ffff80000830ff94 x15: 0000000000000200
x14: ffff800015eb0570 x13: dfff800000000000 x12: 0000000000000003
x11: 0000000000000202 x10: 0000000000000003 x9 : 0000000000000000
x8 : 00000000000000c0 x7 : ffff80000b72ae90 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000002 x1 : ffff80001258c840 x0 : ffff80019e42a000
Call trace:
 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:182 [inline]
 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:202 [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:405 [inline]
 uart_write_room+0x140/0x2d0 drivers/tty/serial/serial_core.c:612
 tty_write_room+0x6c/0x8c drivers/tty/tty_ioctl.c:81
 handle_tx+0x120/0x5f8 drivers/net/caif/caif_serial.c:226
 caif_xmit+0x108/0x150 drivers/net/caif/caif_serial.c:282
 __netdev_start_xmit include/linux/netdevice.h:4915 [inline]
 netdev_start_xmit include/linux/netdevice.h:4929 [inline]
 xmit_one net/core/dev.c:3578 [inline]
 dev_hard_start_xmit+0x240/0x8ac net/core/dev.c:3594
 __dev_queue_xmit+0x167c/0x3318 net/core/dev.c:4244
 dev_queue_xmit include/linux/netdevice.h:3085 [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:379
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870