watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [aoe_tx0:2056]
Modules linked in:
irq event stamp: 17973821
hardirqs last  enabled at (17973820): [<ffff8000112a9454>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
hardirqs last  enabled at (17973820): [<ffff8000112a9454>] _raw_spin_unlock_irqrestore+0xa8/0x14c kernel/locking/spinlock.c:194
hardirqs last disabled at (17973821): [<ffff8000111cdb18>] enter_el1_irq_or_nmi+0x10/0x1c arch/arm64/kernel/entry-common.c:227
softirqs last  enabled at (1594): [<ffff80000f7161a4>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31
softirqs last disabled at (1598): [<ffff80000f716170>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18
CPU: 0 PID: 2056 Comm: aoe_tx0 Not tainted 5.15.186-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : check_region_inline mm/kasan/generic.c:175 [inline]
pc : kasan_check_range+0x18/0x2b0 mm/kasan/generic.c:189
lr : __kasan_check_write+0x44/0x54 mm/kasan/shadow.c:37
sp : ffff8000245b7840
x29: ffff8000245b7840 x28: ffff0000d60aee30 x27: ffff0000ed3ca000
x26: ffff0000d60aedc0 x25: 1ffff00003622b25 x24: 0000000000000000
x23: 0000000000000000 x22: dfff800000000000 x21: ffff0000cae68f78
x20: ffff0000cae68f80 x19: ffff80001b115928 x18: 0000000000000200
x17: ffff800016d15000 x16: ffff8000082c0bc8 x15: ffff8000167f5500
x14: ffff0000cdeadbc0 x13: 1ffff0000283006b x12: 0000000000ff0100
x11: 0000000000000202 x10: 0000000000000202 x9 : ff8080000b18fc44
x8 : ffff80000b18fc44 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000b18fc44
x2 : 0000000000000001 x1 : 0000000000000004 x0 : ffff0000cae68f80
Call trace:
 check_region_inline mm/kasan/generic.c:172 [inline]
 kasan_check_range+0x18/0x2b0 mm/kasan/generic.c:189
 __kasan_check_write+0x44/0x54 mm/kasan/shadow.c:37
 instrument_atomic_read_write include/linux/instrumented.h:101 [inline]
 atomic_dec_and_test include/linux/atomic/atomic-instrumented.h:542 [inline]
 uart_port_deref drivers/tty/serial/serial_core.c:72 [inline]
 uart_write_room+0x18c/0x2f8 drivers/tty/serial/serial_core.c:605
 tty_write_room+0x6c/0x8c drivers/tty/tty_ioctl.c:79
 handle_tx+0x12c/0x644 drivers/net/caif/caif_serial.c:226
 caif_xmit+0x10c/0x160 drivers/net/caif/caif_serial.c:282
 __netdev_start_xmit include/linux/netdevice.h:5027 [inline]
 netdev_start_xmit include/linux/netdevice.h:5041 [inline]
 xmit_one net/core/dev.c:3649 [inline]
 dev_hard_start_xmit+0x2a8/0x87c net/core/dev.c:3665
 __dev_queue_xmit+0x12d8/0x2800 net/core/dev.c:4288
 dev_queue_xmit+0x24/0x34 net/core/dev.c:4321
 tx+0x94/0x1cc drivers/block/aoe/aoenet.c:63
 kthread+0x160/0x330 drivers/block/aoe/aoecmd.c:1238
 kthread+0x374/0x454 kernel/kthread.c:334
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:855