watchdog: BUG: soft lockup - CPU#1 stuck for 26s! [aoe_tx0:2219]
Modules linked in:
irq event stamp: 52139517
hardirqs last  enabled at (52139516): [<ffff80008a91e40c>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
hardirqs last  enabled at (52139516): [<ffff80008a91e40c>] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194
hardirqs last disabled at (52139517): [<ffff80008a82ca9c>] __el1_irq arch/arm64/kernel/entry-common.c:499 [inline]
hardirqs last disabled at (52139517): [<ffff80008a82ca9c>] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:517
softirqs last  enabled at (9462): [<ffff800088a21338>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (9466): [<ffff800088a21304>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
CPU: 1 PID: 2219 Comm: aoe_tx0 Not tainted 6.7.0-rc8-syzkaller-g0802e17d9aca #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
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 : ffff80009c6577f0
x29: ffff80009c6577f0 x28: ffff0000d4006070 x27: ffff0000d4006000
x26: ffff0000c8c20c30 x25: ffff0000deea1020 x24: dfff800000000000
x23: ffff0000c8c20fd0 x22: 0000000000000000 x21: ffff0000c20a2db0
x20: ffff800092d78060 x19: 0000000000000000 x18: ffff80009c6574c0
x17: 0000000000044e5b x16: ffff800080318564 x15: 0000000000000001
x14: 1ffff000125af00c x13: 0000000000000000 x12: 0000000000000003
x11: 0000000000000202 x10: 0000000000000003 x9 : 0000000000000000
x8 : 00000000000000c0 x7 : ffff80008387436c x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000002 x1 : ffff80008a99d720 x0 : ffff800125d0c000
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_port_unlock_irqrestore include/linux/serial_core.h:667 [inline]
 uart_write+0x33c/0x594 drivers/tty/serial/serial_core.c:599
 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:4940 [inline]
 netdev_start_xmit include/linux/netdevice.h:4954 [inline]
 xmit_one net/core/dev.c:3548 [inline]
 dev_hard_start_xmit+0x240/0x8ac net/core/dev.c:3564
 __dev_queue_xmit+0x1570/0x31d8 net/core/dev.c:4349
 dev_queue_xmit include/linux/netdevice.h:3134 [inline]
 tx+0x90/0x134 drivers/block/aoe/aoenet.c:62
 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 6.7.0-rc8-syzkaller-g0802e17d9aca #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
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 : ffff80008e467cd0
x29: ffff80008e467cd0 x28: dfff800000000000 x27: 1ffff00011c8cfa8
x26: ffff80008e4ed000 x25: 0000000000000000 x24: 0000000000000001
x23: 1ffff00011c9da74 x22: ffff80008e4ed3a0 x21: 0000000000000000
x20: ffff80008e514d00 x19: ffff8000802c8e14 x18: 1fffe000368261ce
x17: ffff80008e4ed000 x16: ffff8000802c86d8 x15: 0000000000000001
x14: 1fffe00036827d48 x13: 0000000000000000 x12: 0000000000000003
x11: 0000000000000001 x10: 0000000000000003 x9 : 0000000000000000
x8 : 0000000000e229c7 x7 : ffff800080457154 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008a8308dc
x2 : 0000000000000000 x1 : ffff80008a99d720 x0 : ffff800125cea000
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:730
 start_kernel+0x0/0x4e8 init/main.c:827
 start_kernel+0x3e8/0x4e8 init/main.c:1072
 __primary_switched+0xb4/0xbc arch/arm64/kernel/head.S:523