watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [aoe_tx0:1381]
Modules linked in:
irq event stamp: 36490793
hardirqs last  enabled at (36490792): [<ffff80000bf6aafc>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
hardirqs last  enabled at (36490792): [<ffff80000bf6aafc>] _raw_spin_unlock_irqrestore+0x44/0x84 kernel/locking/spinlock.c:194
hardirqs last disabled at (36490793): [<ffff80000bf54cf4>] __el1_irq arch/arm64/kernel/entry-common.c:468 [inline]
hardirqs last disabled at (36490793): [<ffff80000bf54cf4>] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:486
softirqs last  enabled at (10216): [<ffff80000b181c34>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (10220): [<ffff80000b181c00>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
CPU: 0 PID: 1381 Comm: aoe_tx0 Not tainted 6.2.0-rc7-syzkaller-17907-g2d3827b3f393 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023
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+0x50/0x84 kernel/locking/spinlock.c:194
lr : __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
lr : _raw_spin_unlock_irqrestore+0x44/0x84 kernel/locking/spinlock.c:194
sp : ffff800014c23ba0
x29: ffff800014c23ba0 x28: ffff80000c201a68 x27: 0000000000000000
x26: ffff80000f15f000 x25: ffff80000d6f7000 x24: 0000000000000020
x23: 0000000000000020 x22: 0000000000000000 x21: 0000000000000000
x20: ffff80000f148e50 x19: 0000000000000000 x18: 000000000000e7b3
x17: ffff80000dd94158 x16: ffff0000c5470a20 x15: ffff80000dbd2118
x14: ffff0000c5470000 x13: 00000000ffffffff x12: ffff0000c5470000
x11: ff8080000954b334 x10: 0000000000000000 x9 : ffff80000954b334
x8 : 00000000000000c0 x7 : ffff80000985fdf4 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000002 x1 : ffff80000ce9334f x0 : ffff8001f1cfb000
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+0x50/0x84 kernel/locking/spinlock.c:194
 spin_unlock_irqrestore include/linux/spinlock.h:405 [inline]
 uart_write_room+0xcc/0x180 drivers/tty/serial/serial_core.c:615
 tty_write_room+0x30/0x4c drivers/tty/tty_ioctl.c:80
 handle_tx+0x7c/0x328 drivers/net/caif/caif_serial.c:226
 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:282
 __netdev_start_xmit include/linux/netdevice.h:4865 [inline]
 netdev_start_xmit include/linux/netdevice.h:4879 [inline]
 xmit_one net/core/dev.c:3583 [inline]
 dev_hard_start_xmit+0x1a8/0x624 net/core/dev.c:3599
 __dev_queue_xmit+0xe08/0x1a9c net/core/dev.c:4249
 dev_queue_xmit include/linux/netdevice.h:3035 [inline]
 tx+0x74/0x118 drivers/block/aoe/aoenet.c:63
 kthread+0x90/0x154 drivers/block/aoe/aoecmd.c:1229
 kthread+0x12c/0x158 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870