------------[ cut here ]------------ ====================================================== WARNING: possible circular locking dependency detected 5.15.103-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.1/28729 is trying to acquire lock: ffff800014a702d8 ((console_sem).lock){-.-.}-{2:2}, at: down_trylock+0x28/0xd8 kernel/locking/semaphore.c:138 but task is already holding lock: ffff800015188898 (depot_lock){-.-.}-{2:2}, at: stack_depot_save+0x204/0x4a0 lib/stackdepot.c:307 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #3 (depot_lock){-.-.}-{2:2}: __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0xc4/0x14c kernel/locking/spinlock.c:162 stack_depot_save+0x204/0x4a0 lib/stackdepot.c:307 kasan_save_stack+0x54/0x68 mm/kasan/common.c:40 kasan_record_aux_stack+0xd4/0x11c mm/kasan/generic.c:348 irq_work_queue_on+0xcc/0x224 kernel/irq_work.c:101 tell_cpu_to_push+0x1d8/0x408 kernel/sched/rt.c:2149 pull_rt_task kernel/sched/rt.c:2215 [inline] balance_rt+0x268/0x354 kernel/sched/rt.c:1560 put_prev_task_balance kernel/sched/core.c:5617 [inline] __pick_next_task kernel/sched/core.c:5657 [inline] pick_next_task kernel/sched/core.c:6185 [inline] __schedule+0x724/0x1f1c kernel/sched/core.c:6333 schedule+0x11c/0x1c8 kernel/sched/core.c:6452 freezable_schedule include/linux/freezer.h:172 [inline] futex_wait_queue_me+0x1f4/0x40c kernel/futex/core.c:2853 futex_wait+0x24c/0x56c kernel/futex/core.c:2954 do_futex+0xfcc/0x2d88 kernel/futex/core.c:3972 __do_sys_futex kernel/futex/core.c:4049 [inline] __se_sys_futex kernel/futex/core.c:4030 [inline] __arm64_sys_futex+0x424/0x498 kernel/futex/core.c:4030 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:596 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 -> #2 (&rq->__lock){-.-.}-{2:2}: _raw_spin_lock_nested+0xb4/0x110 kernel/locking/spinlock.c:368 raw_spin_rq_lock_nested+0x2c/0x44 kernel/sched/core.c:475 raw_spin_rq_lock kernel/sched/sched.h:1325 [inline] rq_lock kernel/sched/sched.h:1620 [inline] task_fork_fair+0x7c/0x23c kernel/sched/fair.c:11328 sched_cgroup_fork+0x334/0x3d8 kernel/sched/core.c:4459 copy_process+0x24d4/0x3750 kernel/fork.c:2312 kernel_clone+0x1d8/0xbe0 kernel/fork.c:2601 kernel_thread+0x148/0x1bc kernel/fork.c:2653 rest_init+0x2c/0x38c init/main.c:701 arch_call_rest_init+0x14/0x20 init/main.c:889 start_kernel+0x440/0x600 init/main.c:1144 __primary_switched+0xa8/0xb0 arch/arm64/kernel/head.S:468 -> #1 (&p->pi_lock){-.-.}-{2:2}: __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0xc4/0x14c kernel/locking/spinlock.c:162 try_to_wake_up+0xb0/0xc2c kernel/sched/core.c:4023 wake_up_process+0x18/0x24 kernel/sched/core.c:4208 __up+0x11c/0x148 kernel/locking/semaphore.c:265 up+0x90/0xb0 kernel/locking/semaphore.c:190 __up_console_sem+0x8c/0x100 kernel/printk/printk.c:256 console_unlock+0x1160/0x1394 kernel/printk/printk.c:2750 vprintk_emit+0x13c/0x218 kernel/printk/printk.c:2268 vprintk_default+0xa0/0xe4 kernel/printk/printk.c:2279 vprintk+0x218/0x2f0 kernel/printk/printk_safe.c:50 _printk+0xdc/0x128 kernel/printk/printk.c:2289 addrconf_notify+0x9e8/0xc58 net/ipv6/addrconf.c:3632 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xd4/0x164 kernel/notifier.c:391 call_netdevice_notifiers_info net/core/dev.c:1998 [inline] netdev_state_change+0x180/0x22c net/core/dev.c:1389 linkwatch_do_dev+0x2b0/0x3c8 net/core/link_watch.c:167 __linkwatch_run_queue+0x424/0x730 net/core/link_watch.c:213 linkwatch_event+0x58/0x68 net/core/link_watch.c:252 process_one_work+0x84c/0x14b8 kernel/workqueue.c:2306 worker_thread+0x910/0x1034 kernel/workqueue.c:2453 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 -> #0 ((console_sem).lock){-.-.}-{2:2}: check_prev_add kernel/locking/lockdep.c:3053 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain kernel/locking/lockdep.c:3787 [inline] __lock_acquire+0x32cc/0x7620 kernel/locking/lockdep.c:5011 lock_acquire+0x2c0/0x89c kernel/locking/lockdep.c:5622 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0xc4/0x14c kernel/locking/spinlock.c:162 down_trylock+0x28/0xd8 kernel/locking/semaphore.c:138 __down_trylock_console_sem+0x80/0x144 kernel/printk/printk.c:239 console_trylock+0xb8/0x1f8 kernel/printk/printk.c:2565 console_trylock_spinning+0x1c/0x280 kernel/printk/printk.c:1867 vprintk_emit+0x120/0x218 kernel/printk/printk.c:2267 vprintk_default+0xa0/0xe4 kernel/printk/printk.c:2279 vprintk+0x218/0x2f0 kernel/printk/printk_safe.c:50 _printk+0xdc/0x128 kernel/printk/printk.c:2289 __warn_printk+0xb4/0x134 kernel/panic.c:710 depot_alloc_stack lib/stackdepot.c:114 [inline] stack_depot_save+0x490/0x4a0 lib/stackdepot.c:312 kasan_save_stack+0x54/0x68 mm/kasan/common.c:40 kasan_record_aux_stack+0xd4/0x11c mm/kasan/generic.c:348 irq_work_queue_on+0xcc/0x224 kernel/irq_work.c:101 rto_push_irq_work_func+0x13c/0x340 kernel/sched/rt.c:2187 irq_work_single+0xbc/0x1e4 kernel/irq_work.c:155 irq_work_run_list kernel/irq_work.c:177 [inline] irq_work_run+0x108/0x25c kernel/irq_work.c:186 do_handle_IPI arch/arm64/kernel/smp.c:925 [inline] ipi_handler+0x108/0x7d4 arch/arm64/kernel/smp.c:948 handle_percpu_devid_irq+0x174/0x300 kernel/irq/chip.c:933 generic_handle_irq_desc include/linux/irqdesc.h:158 [inline] handle_irq_desc kernel/irq/irqdesc.c:651 [inline] handle_domain_irq+0xec/0x178 kernel/irq/irqdesc.c:706 gic_handle_irq+0x78/0x1c8 drivers/irqchip/irq-gic-v3.c:757 call_on_irq_stack+0x2c/0x54 arch/arm64/kernel/entry.S:899 do_interrupt_handler+0x74/0x94 arch/arm64/kernel/entry-common.c:267 el1_interrupt+0x30/0x58 arch/arm64/kernel/entry-common.c:442 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:458 el1h_64_irq+0x78/0x7c arch/arm64/kernel/entry.S:580 _compound_head include/linux/page-flags.h:196 [inline] mark_page_accessed+0x40/0x1238 mm/swap.c:404 touch_buffer+0x1d8/0x480 fs/buffer.c:63 __find_get_block+0x1e8/0xdd4 fs/buffer.c:1314 __getblk_gfp+0x48/0x700 fs/buffer.c:1332 sb_getblk include/linux/buffer_head.h:361 [inline] __ext4_get_inode_loc+0x3ac/0xb14 fs/ext4/inode.c:4321 ext4_get_inode_loc fs/ext4/inode.c:4445 [inline] ext4_reserve_inode_write+0x160/0x328 fs/ext4/inode.c:5769 __ext4_mark_inode_dirty+0x33c/0xab8 fs/ext4/inode.c:5946 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:5983 __mark_inode_dirty+0x458/0x16d4 fs/fs-writeback.c:2439 mark_inode_dirty include/linux/fs.h:2393 [inline] generic_write_end+0x15c/0x238 fs/buffer.c:2204 ext4_da_write_end+0x6a0/0x9b0 fs/ext4/inode.c:3091 generic_perform_write+0x354/0x520 mm/filemap.c:3787 ext4_buffered_write_iter+0x3d8/0x538 fs/ext4/file.c:269 ext4_file_write_iter+0x688/0x163c __kernel_write+0x488/0x8b0 fs/read_write.c:539 __dump_emit+0x200/0x338 fs/coredump.c:875 dump_emit+0x288/0x36c fs/coredump.c:912 dump_user_range+0xd0/0x35c fs/coredump.c:949 elf_core_dump+0x2ef4/0x3640 fs/binfmt_elf.c:2285 do_coredump+0x12c8/0x2890 fs/coredump.c:826 get_signal+0x3dc/0x1550 kernel/signal.c:2875 do_signal arch/arm64/kernel/signal.c:890 [inline] do_notify_resume+0x320/0x32b8 arch/arm64/kernel/signal.c:943 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_da+0x118/0x20c arch/arm64/kernel/entry-common.c:483 el0t_64_sync_handler+0xc0/0xe4 arch/arm64/kernel/entry-common.c:617 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 other info that might help us debug this: Chain exists of: (console_sem).lock --> &rq->__lock --> depot_lock Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(depot_lock); lock(&rq->__lock); lock(depot_lock); lock((console_sem).lock); *** DEADLOCK *** 4 locks held by syz-executor.1/28729: #0: ffff0000d3f20460 (sb_writers#3){.+.+}-{0:0}, at: do_coredump+0x12a4/0x2890 fs/coredump.c:825 #1: ffff00015fd12bd0 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: inode_lock include/linux/fs.h:787 [inline] #1: ffff00015fd12bd0 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: ext4_buffered_write_iter+0xa4/0x538 fs/ext4/file.c:263 #2: ffff0000d3f0e990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfb4/0x12c0 fs/jbd2/transaction.c:466 #3: ffff800015188898 (depot_lock){-.-.}-{2:2}, at: stack_depot_save+0x204/0x4a0 lib/stackdepot.c:307 stack backtrace: CPU: 0 PID: 28729 Comm: syz-executor.1 Not tainted 5.15.103-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 Call trace: dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 print_circular_bug+0x150/0x1b8 kernel/locking/lockdep.c:2011 check_noncircular+0x2cc/0x378 kernel/locking/lockdep.c:2133 check_prev_add kernel/locking/lockdep.c:3053 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain kernel/locking/lockdep.c:3787 [inline] __lock_acquire+0x32cc/0x7620 kernel/locking/lockdep.c:5011 lock_acquire+0x2c0/0x89c kernel/locking/lockdep.c:5622 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0xc4/0x14c kernel/locking/spinlock.c:162 down_trylock+0x28/0xd8 kernel/locking/semaphore.c:138 __down_trylock_console_sem+0x80/0x144 kernel/printk/printk.c:239 console_trylock+0xb8/0x1f8 kernel/printk/printk.c:2565 console_trylock_spinning+0x1c/0x280 kernel/printk/printk.c:1867 vprintk_emit+0x120/0x218 kernel/printk/printk.c:2267 vprintk_default+0xa0/0xe4 kernel/printk/printk.c:2279 vprintk+0x218/0x2f0 kernel/printk/printk_safe.c:50 _printk+0xdc/0x128 kernel/printk/printk.c:2289 __warn_printk+0xb4/0x134 kernel/panic.c:710 depot_alloc_stack lib/stackdepot.c:114 [inline] stack_depot_save+0x490/0x4a0 lib/stackdepot.c:312 kasan_save_stack+0x54/0x68 mm/kasan/common.c:40 kasan_record_aux_stack+0xd4/0x11c mm/kasan/generic.c:348 irq_work_queue_on+0xcc/0x224 kernel/irq_work.c:101 rto_push_irq_work_func+0x13c/0x340 kernel/sched/rt.c:2187 irq_work_single+0xbc/0x1e4 kernel/irq_work.c:155 irq_work_run_list kernel/irq_work.c:177 [inline] irq_work_run+0x108/0x25c kernel/irq_work.c:186 do_handle_IPI arch/arm64/kernel/smp.c:925 [inline] ipi_handler+0x108/0x7d4 arch/arm64/kernel/smp.c:948 handle_percpu_devid_irq+0x174/0x300 kernel/irq/chip.c:933 generic_handle_irq_desc include/linux/irqdesc.h:158 [inline] handle_irq_desc kernel/irq/irqdesc.c:651 [inline] handle_domain_irq+0xec/0x178 kernel/irq/irqdesc.c:706 gic_handle_irq+0x78/0x1c8 drivers/irqchip/irq-gic-v3.c:757 call_on_irq_stack+0x2c/0x54 arch/arm64/kernel/entry.S:899 do_interrupt_handler+0x74/0x94 arch/arm64/kernel/entry-common.c:267 el1_interrupt+0x30/0x58 arch/arm64/kernel/entry-common.c:442 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:458 el1h_64_irq+0x78/0x7c arch/arm64/kernel/entry.S:580 _compound_head include/linux/page-flags.h:196 [inline] mark_page_accessed+0x40/0x1238 mm/swap.c:404 touch_buffer+0x1d8/0x480 fs/buffer.c:63 __find_get_block+0x1e8/0xdd4 fs/buffer.c:1314 __getblk_gfp+0x48/0x700 fs/buffer.c:1332 sb_getblk include/linux/buffer_head.h:361 [inline] __ext4_get_inode_loc+0x3ac/0xb14 fs/ext4/inode.c:4321 ext4_get_inode_loc fs/ext4/inode.c:4445 [inline] ext4_reserve_inode_write+0x160/0x328 fs/ext4/inode.c:5769 __ext4_mark_inode_dirty+0x33c/0xab8 fs/ext4/inode.c:5946 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:5983 __mark_inode_dirty+0x458/0x16d4 fs/fs-writeback.c:2439 mark_inode_dirty include/linux/fs.h:2393 [inline] generic_write_end+0x15c/0x238 fs/buffer.c:2204 ext4_da_write_end+0x6a0/0x9b0 fs/ext4/inode.c:3091 generic_perform_write+0x354/0x520 mm/filemap.c:3787 ext4_buffered_write_iter+0x3d8/0x538 fs/ext4/file.c:269 ext4_file_write_iter+0x688/0x163c __kernel_write+0x488/0x8b0 fs/read_write.c:539 __dump_emit+0x200/0x338 fs/coredump.c:875 dump_emit+0x288/0x36c fs/coredump.c:912 dump_user_range+0xd0/0x35c fs/coredump.c:949 elf_core_dump+0x2ef4/0x3640 fs/binfmt_elf.c:2285 do_coredump+0x12c8/0x2890 fs/coredump.c:826 get_signal+0x3dc/0x1550 kernel/signal.c:2875 do_signal arch/arm64/kernel/signal.c:890 [inline] do_notify_resume+0x320/0x32b8 arch/arm64/kernel/signal.c:943 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_da+0x118/0x20c arch/arm64/kernel/entry-common.c:483 el0t_64_sync_handler+0xc0/0xe4 arch/arm64/kernel/entry-common.c:617 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Stack depot reached limit capacity WARNING: CPU: 0 PID: 28729 at lib/stackdepot.c:114 stack_depot_save+0x494/0x4a0 lib/stackdepot.c:312 Modules linked in: CPU: 0 PID: 28729 Comm: syz-executor.1 Not tainted 5.15.103-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : stack_depot_save+0x494/0x4a0 lib/stackdepot.c:312 lr : depot_alloc_stack lib/stackdepot.c:114 [inline] lr : stack_depot_save+0x490/0x4a0 lib/stackdepot.c:312 sp : ffff800008007af0 x29: ffff800008007b00 x28: 0000000000000160 x27: 00000000000000c0 x26: 0000000000000000 x25: 00000000000ef75e x24: ffff0001b3000000 x23: 00000000646ef75e x22: 0000000000000140 x21: 0000000000000000 x20: 0000000000000028 x19: ffff800008007b60 x18: 0000000000010002 x17: ff808000083386a0 x16: ffff800011a05534 x15: ffff8000083386a0 x14: 00000000ffffffff x13: ffffffffffffffff x12: 0000000000000000 x11: ff80800008330148 x10: 0000000000010001 x9 : af1751a4d82d0600 x8 : af1751a4d82d0600 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800008007258 x4 : ffff800014aa0780 x3 : ffff8000085517f0 x2 : 0000000000000001 x1 : 0000000100010001 x0 : 0000000000000022 Call trace: stack_depot_save+0x494/0x4a0 lib/stackdepot.c:312 kasan_save_stack+0x54/0x68 mm/kasan/common.c:40 kasan_record_aux_stack+0xd4/0x11c mm/kasan/generic.c:348 irq_work_queue_on+0xcc/0x224 kernel/irq_work.c:101 rto_push_irq_work_func+0x13c/0x340 kernel/sched/rt.c:2187 irq_work_single+0xbc/0x1e4 kernel/irq_work.c:155 irq_work_run_list kernel/irq_work.c:177 [inline] irq_work_run+0x108/0x25c kernel/irq_work.c:186 do_handle_IPI arch/arm64/kernel/smp.c:925 [inline] ipi_handler+0x108/0x7d4 arch/arm64/kernel/smp.c:948 handle_percpu_devid_irq+0x174/0x300 kernel/irq/chip.c:933 generic_handle_irq_desc include/linux/irqdesc.h:158 [inline] handle_irq_desc kernel/irq/irqdesc.c:651 [inline] handle_domain_irq+0xec/0x178 kernel/irq/irqdesc.c:706 gic_handle_irq+0x78/0x1c8 drivers/irqchip/irq-gic-v3.c:757 call_on_irq_stack+0x2c/0x54 arch/arm64/kernel/entry.S:899 do_interrupt_handler+0x74/0x94 arch/arm64/kernel/entry-common.c:267 el1_interrupt+0x30/0x58 arch/arm64/kernel/entry-common.c:442 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:458 el1h_64_irq+0x78/0x7c arch/arm64/kernel/entry.S:580 _compound_head include/linux/page-flags.h:196 [inline] mark_page_accessed+0x40/0x1238 mm/swap.c:404 touch_buffer+0x1d8/0x480 fs/buffer.c:63 __find_get_block+0x1e8/0xdd4 fs/buffer.c:1314 __getblk_gfp+0x48/0x700 fs/buffer.c:1332 sb_getblk include/linux/buffer_head.h:361 [inline] __ext4_get_inode_loc+0x3ac/0xb14 fs/ext4/inode.c:4321 ext4_get_inode_loc fs/ext4/inode.c:4445 [inline] ext4_reserve_inode_write+0x160/0x328 fs/ext4/inode.c:5769 __ext4_mark_inode_dirty+0x33c/0xab8 fs/ext4/inode.c:5946 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:5983 __mark_inode_dirty+0x458/0x16d4 fs/fs-writeback.c:2439 mark_inode_dirty include/linux/fs.h:2393 [inline] generic_write_end+0x15c/0x238 fs/buffer.c:2204 ext4_da_write_end+0x6a0/0x9b0 fs/ext4/inode.c:3091 generic_perform_write+0x354/0x520 mm/filemap.c:3787 ext4_buffered_write_iter+0x3d8/0x538 fs/ext4/file.c:269 ext4_file_write_iter+0x688/0x163c __kernel_write+0x488/0x8b0 fs/read_write.c:539 __dump_emit+0x200/0x338 fs/coredump.c:875 dump_emit+0x288/0x36c fs/coredump.c:912 dump_user_range+0xd0/0x35c fs/coredump.c:949 elf_core_dump+0x2ef4/0x3640 fs/binfmt_elf.c:2285 do_coredump+0x12c8/0x2890 fs/coredump.c:826 get_signal+0x3dc/0x1550 kernel/signal.c:2875 do_signal arch/arm64/kernel/signal.c:890 [inline] do_notify_resume+0x320/0x32b8 arch/arm64/kernel/signal.c:943 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_da+0x118/0x20c arch/arm64/kernel/entry-common.c:483 el0t_64_sync_handler+0xc0/0xe4 arch/arm64/kernel/entry-common.c:617 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 57862 hardirqs last enabled at (57861): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:81 [inline] hardirqs last enabled at (57861): [] exit_to_kernel_mode+0x100/0x178 arch/arm64/kernel/entry-common.c:91 hardirqs last disabled at (57862): [] enter_el1_irq_or_nmi+0x10/0x1c arch/arm64/kernel/entry-common.c:227 softirqs last enabled at (57846): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (57846): [] __do_softirq+0xcc4/0xf60 kernel/softirq.c:587 softirqs last disabled at (57533): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (57533): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (57533): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 459e8abf3d2c38b8 ]---