------------[ cut here ]------------
======================================================
WARNING: possible circular locking dependency detected
6.9.0-rc1-syzkaller-00009-g7033999ecd7b #0 Not tainted
------------------------------------------------------
syz-executor.0/5217 is trying to acquire lock:
ffffffff8db9f218 ((console_sem).lock){-...}-{2:2}, at: down_trylock+0x12/0x70 kernel/locking/semaphore.c:139
but task is already holding lock:
ffff88806b32c9d8 (hrtimer_bases.lock){-.-.}-{2:2}
, at: __run_hrtimer kernel/time/hrtimer.c:1696 [inline]
, at: __hrtimer_run_queues+0x2c0/0xcc0 kernel/time/hrtimer.c:1756
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #4 (hrtimer_bases.lock){-.-.}-{2:2}:
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x3a/0x60 kernel/locking/spinlock.c:162
lock_hrtimer_base kernel/time/hrtimer.c:175 [inline]
hrtimer_start_range_ns+0xe7/0xe10 kernel/time/hrtimer.c:1303
hrtimer_start_expires include/linux/hrtimer.h:289 [inline]
do_start_rt_bandwidth kernel/sched/rt.c:120 [inline]
start_rt_bandwidth kernel/sched/rt.c:131 [inline]
inc_rt_group kernel/sched/rt.c:1188 [inline]
inc_rt_tasks kernel/sched/rt.c:1231 [inline]
__enqueue_rt_entity kernel/sched/rt.c:1406 [inline]
enqueue_rt_entity kernel/sched/rt.c:1455 [inline]
enqueue_task_rt+0x854/0xcb0 kernel/sched/rt.c:1490
enqueue_task+0xaf/0x350 kernel/sched/core.c:2116
__sched_setscheduler.constprop.0+0x12e2/0x2a80 kernel/sched/core.c:7904
_sched_setscheduler kernel/sched/core.c:7951 [inline]
sched_setscheduler_nocheck kernel/sched/core.c:7998 [inline]
sched_set_fifo+0xb1/0x110 kernel/sched/core.c:8022
irq_thread+0xf9/0x670 kernel/irq/manage.c:1309
kthread+0x2c1/0x3a0 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243
-> #3 (&rt_b->rt_runtime_lock){-...}-{2:2}:
__raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
_raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154
__enable_runtime kernel/sched/rt.c:832 [inline]
rq_online_rt+0xb3/0x3b0 kernel/sched/rt.c:2434
set_rq_online.part.0+0xf9/0x140 kernel/sched/core.c:9587
set_rq_online kernel/sched/core.c:9579 [inline]
sched_cpu_activate+0x20f/0x450 kernel/sched/core.c:9696
cpuhp_invoke_callback+0x435/0xbe0 kernel/cpu.c:194
cpuhp_thread_fun+0x480/0x6f0 kernel/cpu.c:1092
smpboot_thread_fn+0x661/0xa10 kernel/smpboot.c:164
kthread+0x2c1/0x3a0 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243
-> #2 (&rq->__lock){-.-.}-{2:2}:
_raw_spin_lock_nested+0x31/0x40 kernel/locking/spinlock.c:378
raw_spin_rq_lock_nested+0x29/0x130 kernel/sched/core.c:559
raw_spin_rq_lock kernel/sched/sched.h:1385 [inline]
rq_lock kernel/sched/sched.h:1699 [inline]
task_fork_fair+0x70/0x240 kernel/sched/fair.c:12635
sched_cgroup_fork+0x3cf/0x510 kernel/sched/core.c:4845
copy_process+0x4106/0x9160 kernel/fork.c:2498
kernel_clone+0xfd/0x980 kernel/fork.c:2796
user_mode_thread+0xb4/0xf0 kernel/fork.c:2874
rest_init+0x23/0x2b0 init/main.c:697
start_kernel+0x3a3/0x490 init/main.c:1074
x86_64_start_reservations+0x18/0x30 arch/x86/kernel/head64.c:507
x86_64_start_kernel+0xb2/0xc0 arch/x86/kernel/head64.c:488
common_startup_64+0x13e/0x148
-> #1 (&p->pi_lock){-.-.}-{2:2}:
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x3a/0x60 kernel/locking/spinlock.c:162
class_raw_spinlock_irqsave_constructor include/linux/spinlock.h:553 [inline]
try_to_wake_up+0x9a/0x13e0 kernel/sched/core.c:4262
up+0x79/0xb0 kernel/locking/semaphore.c:191
__up_console_sem kernel/printk/printk.c:340 [inline]
__console_unlock kernel/printk/printk.c:2731 [inline]
console_unlock+0x23e/0x290 kernel/printk/printk.c:3050
vga_remove_vgacon drivers/pci/vgaarb.c:186 [inline]
vga_remove_vgacon+0x90/0xd0 drivers/pci/vgaarb.c:167
__aperture_remove_legacy_vga_devices drivers/video/aperture.c:331 [inline]
aperture_remove_conflicting_pci_devices+0x17f/0x210 drivers/video/aperture.c:374
virtio_gpu_pci_quirk drivers/gpu/drm/virtio/virtgpu_drv.c:61 [inline]
virtio_gpu_probe+0x408/0x4e0 drivers/gpu/drm/virtio/virtgpu_drv.c:92
virtio_dev_probe+0x5ff/0x9b0 drivers/virtio/virtio.c:311
call_driver_probe drivers/base/dd.c:578 [inline]
really_probe+0x23e/0xa90 drivers/base/dd.c:656
__driver_probe_device+0x1de/0x440 drivers/base/dd.c:798
driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:828
__driver_attach+0x283/0x580 drivers/base/dd.c:1214
bus_for_each_dev+0x13c/0x1d0 drivers/base/bus.c:368
bus_add_driver+0x2ed/0x640 drivers/base/bus.c:673
driver_register+0x15c/0x4b0 drivers/base/driver.c:246
do_one_initcall+0x128/0x700 init/main.c:1238
do_initcall_level init/main.c:1300 [inline]
do_initcalls init/main.c:1316 [inline]
do_basic_setup init/main.c:1335 [inline]
kernel_init_freeable+0x69d/0xca0 init/main.c:1548
kernel_init+0x1c/0x2b0 init/main.c:1437
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243
-> #0 ((console_sem).lock){-...}-{2:2}:
check_prev_add kernel/locking/lockdep.c:3134 [inline]
check_prevs_add kernel/locking/lockdep.c:3253 [inline]
validate_chain kernel/locking/lockdep.c:3869 [inline]
__lock_acquire+0x2478/0x3b30 kernel/locking/lockdep.c:5137
lock_acquire kernel/locking/lockdep.c:5754 [inline]
lock_acquire+0x1b1/0x560 kernel/locking/lockdep.c:5719
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x3a/0x60 kernel/locking/spinlock.c:162
down_trylock+0x12/0x70 kernel/locking/semaphore.c:139
__down_trylock_console_sem+0x40/0x140 kernel/printk/printk.c:323
console_trylock kernel/printk/printk.c:2684 [inline]
console_trylock_spinning kernel/printk/printk.c:1958 [inline]
vprintk_emit kernel/printk/printk.c:2347 [inline]
vprintk_emit+0xe4/0x5a0 kernel/printk/printk.c:2303
vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:45
_printk+0xc8/0x100 kernel/printk/printk.c:2373
__report_bug lib/bug.c:195 [inline]
report_bug+0x4ac/0x580 lib/bug.c:219
handle_bug+0x3d/0x70 arch/x86/kernel/traps.c:239
exc_invalid_op+0x17/0x50 arch/x86/kernel/traps.c:260
asm_exc_invalid_op+0x1a/0x20 arch/x86/include/asm/idtentry.h:621
__local_bh_disable_ip+0xb8/0xd0 kernel/softirq.c:307
__raw_spin_lock_bh include/linux/spinlock_api_smp.h:125 [inline]
_raw_spin_lock_bh+0x17/0x40 kernel/locking/spinlock.c:178
spin_lock_bh include/linux/spinlock.h:356 [inline]
__sock_map_delete net/core/sock_map.c:414 [inline]
sock_map_delete_elem+0xc8/0x150 net/core/sock_map.c:446
___bpf_prog_run+0x3e51/0xae80 kernel/bpf/core.c:1997
__bpf_prog_run32+0xc1/0x100 kernel/bpf/core.c:2236
bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline]
__bpf_prog_run include/linux/filter.h:657 [inline]
bpf_prog_run include/linux/filter.h:664 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline]
bpf_trace_run4+0x176/0x460 kernel/trace/bpf_trace.c:2422
trace_mm_page_alloc include/trace/events/kmem.h:177 [inline]
__alloc_pages+0x3ad/0x2460 mm/page_alloc.c:4597
__alloc_pages_node include/linux/gfp.h:238 [inline]
alloc_pages_node include/linux/gfp.h:261 [inline]
alloc_slab_page mm/slub.c:2175 [inline]
allocate_slab mm/slub.c:2338 [inline]
new_slab+0xcc/0x3a0 mm/slub.c:2391
___slab_alloc+0x66d/0x1790 mm/slub.c:3525
__slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3610
__slab_alloc_node mm/slub.c:3663 [inline]
slab_alloc_node mm/slub.c:3835 [inline]
kmem_cache_alloc+0x2e9/0x320 mm/slub.c:3852
kmem_cache_zalloc include/linux/slab.h:739 [inline]
fill_pool+0x275/0x5d0 lib/debugobjects.c:168
debug_objects_fill_pool lib/debugobjects.c:615 [inline]
debug_object_activate+0x151/0x540 lib/debugobjects.c:704
debug_hrtimer_activate kernel/time/hrtimer.c:423 [inline]
debug_activate kernel/time/hrtimer.c:478 [inline]
enqueue_hrtimer+0x25/0x3c0 kernel/time/hrtimer.c:1090
__run_hrtimer kernel/time/hrtimer.c:1709 [inline]
__hrtimer_run_queues+0xaac/0xcc0 kernel/time/hrtimer.c:1756
hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1818
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
__sysvec_apic_timer_interrupt+0x10f/0x450 arch/x86/kernel/apic/apic.c:1049
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
_raw_spin_unlock_irqrestore+0x31/0x80 kernel/locking/spinlock.c:194
spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
rmqueue_bulk mm/page_alloc.c:2155 [inline]
__rmqueue_pcplist+0x1035/0x1b00 mm/page_alloc.c:2826
rmqueue_pcplist mm/page_alloc.c:2868 [inline]
rmqueue mm/page_alloc.c:2905 [inline]
get_page_from_freelist+0xbaa/0x3780 mm/page_alloc.c:3314
__alloc_pages+0x22b/0x2460 mm/page_alloc.c:4575
__alloc_pages_node include/linux/gfp.h:238 [inline]
alloc_pages_node include/linux/gfp.h:261 [inline]
alloc_slab_page mm/slub.c:2175 [inline]
allocate_slab mm/slub.c:2338 [inline]
new_slab+0xcc/0x3a0 mm/slub.c:2391
___slab_alloc+0x66d/0x1790 mm/slub.c:3525
__slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3610
__slab_alloc_node mm/slub.c:3663 [inline]
slab_alloc_node mm/slub.c:3835 [inline]
kmem_cache_alloc+0x2e9/0x320 mm/slub.c:3852
kmem_cache_zalloc include/linux/slab.h:739 [inline]
jbd2_alloc_handle include/linux/jbd2.h:1591 [inline]
new_handle fs/jbd2/transaction.c:476 [inline]
jbd2__journal_start+0x1dc/0x730 fs/jbd2/transaction.c:503
__ext4_journal_start_sb+0x358/0x660 fs/ext4/ext4_jbd2.c:112
__ext4_journal_start fs/ext4/ext4_jbd2.h:326 [inline]
ext4_rmdir+0x63e/0xf20 fs/ext4/namei.c:3175
vfs_rmdir fs/namei.c:4209 [inline]
vfs_rmdir+0x203/0x660 fs/namei.c:4186
do_rmdir+0x3a2/0x410 fs/namei.c:4268
__do_sys_unlinkat fs/namei.c:4444 [inline]
__se_sys_unlinkat fs/namei.c:4438 [inline]
__x64_sys_unlinkat+0xf3/0x130 fs/namei.c:4438
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd2/0x260 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x6d/0x75
other info that might help us debug this:
Chain exists of:
(console_sem).lock --> &rt_b->rt_runtime_lock --> hrtimer_bases.lock
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
lock(hrtimer_bases.lock);
lock(&rt_b->rt_runtime_lock);
lock(hrtimer_bases.lock);
lock((console_sem).lock);
*** DEADLOCK ***
7 locks held by syz-executor.0/5217:
#0: ffff888020c0e420 (sb_writers#5){.+.+}-{0:0}, at: do_rmdir+0x1e4/0x410 fs/namei.c:4252
#1: ffff88802fcbd400 (&type->i_mutex_dir_key#3/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:828 [inline]
#1: ffff88802fcbd400 (&type->i_mutex_dir_key#3/1){+.+.}-{3:3}, at: do_rmdir+0x235/0x410 fs/namei.c:4256
#2: ffff8880328f2200 (&type->i_mutex_dir_key#3){++++}-{3:3}, at: inode_lock include/linux/fs.h:793 [inline]
#2: ffff8880328f2200 (&type->i_mutex_dir_key#3){++++}-{3:3}, at: vfs_rmdir fs/namei.c:4198 [inline]
#2: ffff8880328f2200 (&type->i_mutex_dir_key#3){++++}-{3:3}, at: vfs_rmdir+0xe9/0x660 fs/namei.c:4186
#3: ffff88806b3445d8 (&pcp->lock){+.+.}-{2:2}, at: spin_trylock include/linux/spinlock.h:361 [inline]
#3: ffff88806b3445d8 (&pcp->lock){+.+.}-{2:2}, at: rmqueue_pcplist mm/page_alloc.c:2855 [inline]
#3: ffff88806b3445d8 (&pcp->lock){+.+.}-{2:2}, at: rmqueue mm/page_alloc.c:2905 [inline]
#3: ffff88806b3445d8 (&pcp->lock){+.+.}-{2:2}, at: get_page_from_freelist+0xb39/0x3780 mm/page_alloc.c:3314
#4: ffff88806b32c9d8 (hrtimer_bases.lock){-.-.}-{2:2}, at: __run_hrtimer kernel/time/hrtimer.c:1696 [inline]
#4: ffff88806b32c9d8 (hrtimer_bases.lock){-.-.}-{2:2}, at: __hrtimer_run_queues+0x2c0/0xcc0 kernel/time/hrtimer.c:1756
#5: ffffffff8e64ba60 (fill_pool_map-wait-type-override){+.+.}-{3:3}, at: debug_objects_fill_pool lib/debugobjects.c:614 [inline]
#5: ffffffff8e64ba60 (fill_pool_map-wait-type-override){+.+.}-{3:3}, at: debug_object_activate+0x13e/0x540 lib/debugobjects.c:704
#6: ffffffff8dbb14a0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]
#6: ffffffff8dbb14a0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline]
#6: ffffffff8dbb14a0 (rcu_read_lock){....}-{1:2}, at: __bpf_trace_run kernel/trace/bpf_trace.c:2380 [inline]
#6: ffffffff8dbb14a0 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run4+0x107/0x460 kernel/trace/bpf_trace.c:2422
stack backtrace:
CPU: 3 PID: 5217 Comm: syz-executor.0 Not tainted 6.9.0-rc1-syzkaller-00009-g7033999ecd7b #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:114
check_noncircular+0x31a/0x400 kernel/locking/lockdep.c:2187
check_prev_add kernel/locking/lockdep.c:3134 [inline]
check_prevs_add kernel/locking/lockdep.c:3253 [inline]
validate_chain kernel/locking/lockdep.c:3869 [inline]
__lock_acquire+0x2478/0x3b30 kernel/locking/lockdep.c:5137
lock_acquire kernel/locking/lockdep.c:5754 [inline]
lock_acquire+0x1b1/0x560 kernel/locking/lockdep.c:5719
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x3a/0x60 kernel/locking/spinlock.c:162
down_trylock+0x12/0x70 kernel/locking/semaphore.c:139
__down_trylock_console_sem+0x40/0x140 kernel/printk/printk.c:323
console_trylock kernel/printk/printk.c:2684 [inline]
console_trylock_spinning kernel/printk/printk.c:1958 [inline]
vprintk_emit kernel/printk/printk.c:2347 [inline]
vprintk_emit+0xe4/0x5a0 kernel/printk/printk.c:2303
vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:45
_printk+0xc8/0x100 kernel/printk/printk.c:2373
__report_bug lib/bug.c:195 [inline]
report_bug+0x4ac/0x580 lib/bug.c:219
handle_bug+0x3d/0x70 arch/x86/kernel/traps.c:239
exc_invalid_op+0x17/0x50 arch/x86/kernel/traps.c:260
asm_exc_invalid_op+0x1a/0x20 arch/x86/include/asm/idtentry.h:621
RIP: 0010:__local_bh_disable_ip+0xb8/0xd0 kernel/softirq.c:307
Code: c1 ea 03 80 3c 02 00 75 29 48 89 9d c0 14 00 00 5b 5d c3 cc cc cc cc 31 ff 31 db e8 c2 2c 1a 00 eb c9 e8 db f6 8b 09 eb 82 90 <0f> 0b 90 e9 5a ff ff ff e8 db dd 96 00 eb d0 66 0f 1f 84 00 00 00
RSP: 0018:ffffc900008f8528 EFLAGS: 00010006
RAX: 0000000080010005 RBX: 0000000000000201 RCX: ffffffff88d468cc
RDX: 1ffff11002329f38 RSI: 0000000000000201 RDI: ffffffff88d46918
RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000008
R10: 0000000000000000 R11: 0000000000000006 R12: ffff88801dd8ca80
R13: ffffffff81a80400 R14: 0000000000000000 R15: 0000000000000000
__raw_spin_lock_bh include/linux/spinlock_api_smp.h:125 [inline]
_raw_spin_lock_bh+0x17/0x40 kernel/locking/spinlock.c:178
spin_lock_bh include/linux/spinlock.h:356 [inline]
__sock_map_delete net/core/sock_map.c:414 [inline]
sock_map_delete_elem+0xc8/0x150 net/core/sock_map.c:446
___bpf_prog_run+0x3e51/0xae80 kernel/bpf/core.c:1997
__bpf_prog_run32+0xc1/0x100 kernel/bpf/core.c:2236
bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline]
__bpf_prog_run include/linux/filter.h:657 [inline]
bpf_prog_run include/linux/filter.h:664 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline]
bpf_trace_run4+0x176/0x460 kernel/trace/bpf_trace.c:2422
trace_mm_page_alloc include/trace/events/kmem.h:177 [inline]
__alloc_pages+0x3ad/0x2460 mm/page_alloc.c:4597
__alloc_pages_node include/linux/gfp.h:238 [inline]
alloc_pages_node include/linux/gfp.h:261 [inline]
alloc_slab_page mm/slub.c:2175 [inline]
allocate_slab mm/slub.c:2338 [inline]
new_slab+0xcc/0x3a0 mm/slub.c:2391
___slab_alloc+0x66d/0x1790 mm/slub.c:3525
__slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3610
__slab_alloc_node mm/slub.c:3663 [inline]
slab_alloc_node mm/slub.c:3835 [inline]
kmem_cache_alloc+0x2e9/0x320 mm/slub.c:3852
kmem_cache_zalloc include/linux/slab.h:739 [inline]
fill_pool+0x275/0x5d0 lib/debugobjects.c:168
debug_objects_fill_pool lib/debugobjects.c:615 [inline]
debug_object_activate+0x151/0x540 lib/debugobjects.c:704
debug_hrtimer_activate kernel/time/hrtimer.c:423 [inline]
debug_activate kernel/time/hrtimer.c:478 [inline]
enqueue_hrtimer+0x25/0x3c0 kernel/time/hrtimer.c:1090
__run_hrtimer kernel/time/hrtimer.c:1709 [inline]
__hrtimer_run_queues+0xaac/0xcc0 kernel/time/hrtimer.c:1756
hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1818
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
__sysvec_apic_timer_interrupt+0x10f/0x450 arch/x86/kernel/apic/apic.c:1049
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1043
</IRQ>
<TASK>
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x80 kernel/locking/spinlock.c:194
Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 36 34 8a f6 48 89 df e8 8e b0 8a f6 f7 c5 00 02 00 00 75 23 9c 58 f6 c4 02 75 37 <bf> 01 00 00 00 e8 95 eb 7b f6 65 8b 05 b6 7b 22 75 85 c0 74 16 5b
RSP: 0018:ffffc9000345f4f0 EFLAGS: 00000246
RAX: 0000000000000006 RBX: ffff88807ffd7d40 RCX: 1ffffffff2841aa8
RDX: 0000000000000000 RSI: ffffffff8b2cc840 RDI: ffffffff8b8f4720
RBP: 0000000000000202 R08: 0000000000000001 R09: fffffbfff2841630
R10: ffffffff9420b187 R11: 0000000000000020 R12: dffffc0000000000
R13: ffff88806b3445c0 R14: ffffffffffffffc1 R15: 000000000000003f
spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
rmqueue_bulk mm/page_alloc.c:2155 [inline]
__rmqueue_pcplist+0x1035/0x1b00 mm/page_alloc.c:2826
rmqueue_pcplist mm/page_alloc.c:2868 [inline]
rmqueue mm/page_alloc.c:2905 [inline]
get_page_from_freelist+0xbaa/0x3780 mm/page_alloc.c:3314
__alloc_pages+0x22b/0x2460 mm/page_alloc.c:4575
__alloc_pages_node include/linux/gfp.h:238 [inline]
alloc_pages_node include/linux/gfp.h:261 [inline]
alloc_slab_page mm/slub.c:2175 [inline]
allocate_slab mm/slub.c:2338 [inline]
new_slab+0xcc/0x3a0 mm/slub.c:2391
___slab_alloc+0x66d/0x1790 mm/slub.c:3525
__slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3610
__slab_alloc_node mm/slub.c:3663 [inline]
slab_alloc_node mm/slub.c:3835 [inline]
kmem_cache_alloc+0x2e9/0x320 mm/slub.c:3852
kmem_cache_zalloc include/linux/slab.h:739 [inline]
jbd2_alloc_handle include/linux/jbd2.h:1591 [inline]
new_handle fs/jbd2/transaction.c:476 [inline]
jbd2__journal_start+0x1dc/0x730 fs/jbd2/transaction.c:503
__ext4_journal_start_sb+0x358/0x660 fs/ext4/ext4_jbd2.c:112
__ext4_journal_start fs/ext4/ext4_jbd2.h:326 [inline]
ext4_rmdir+0x63e/0xf20 fs/ext4/namei.c:3175
vfs_rmdir fs/namei.c:4209 [inline]
vfs_rmdir+0x203/0x660 fs/namei.c:4186
do_rmdir+0x3a2/0x410 fs/namei.c:4268
__do_sys_unlinkat fs/namei.c:4444 [inline]
__se_sys_unlinkat fs/namei.c:4438 [inline]
__x64_sys_unlinkat+0xf3/0x130 fs/namei.c:4438
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd2/0x260 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7fa3ad47d587
Code: 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 07 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffdd8b4ff88 EFLAGS: 00000207 ORIG_RAX: 0000000000000107
RAX: ffffffffffffffda RBX: 0000000000000065 RCX: 00007fa3ad47d587
RDX: 0000000000000200 RSI: 00007ffdd8b51100 RDI: 00000000ffffff9c
RBP: 00007fa3ad4c93b9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000207 R12: 00007ffdd8b51100
R13: 00007fa3ad4c93b9 R14: 000000000000e369 R15: 0000000000000003
</TASK>
WARNING: CPU: 3 PID: 5217 at kernel/softirq.c:307 __local_bh_disable_ip+0xb8/0xd0 kernel/softirq.c:307
Modules linked in:
CPU: 3 PID: 5217 Comm: syz-executor.0 Not tainted 6.9.0-rc1-syzkaller-00009-g7033999ecd7b #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:__local_bh_disable_ip+0xb8/0xd0 kernel/softirq.c:307
Code: c1 ea 03 80 3c 02 00 75 29 48 89 9d c0 14 00 00 5b 5d c3 cc cc cc cc 31 ff 31 db e8 c2 2c 1a 00 eb c9 e8 db f6 8b 09 eb 82 90 <0f> 0b 90 e9 5a ff ff ff e8 db dd 96 00 eb d0 66 0f 1f 84 00 00 00
RSP: 0018:ffffc900008f8528 EFLAGS: 00010006
RAX: 0000000080010005 RBX: 0000000000000201 RCX: ffffffff88d468cc
RDX: 1ffff11002329f38 RSI: 0000000000000201 RDI: ffffffff88d46918
RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000008
R10: 0000000000000000 R11: 0000000000000006 R12: ffff88801dd8ca80
R13: ffffffff81a80400 R14: 0000000000000000 R15: 0000000000000000
FS: 000055556dcdb480(0000) GS:ffff88806b300000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055556dce4938 CR3: 0000000026a38000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<IRQ>
__raw_spin_lock_bh include/linux/spinlock_api_smp.h:125 [inline]
_raw_spin_lock_bh+0x17/0x40 kernel/locking/spinlock.c:178
spin_lock_bh include/linux/spinlock.h:356 [inline]
__sock_map_delete net/core/sock_map.c:414 [inline]
sock_map_delete_elem+0xc8/0x150 net/core/sock_map.c:446
___bpf_prog_run+0x3e51/0xae80 kernel/bpf/core.c:1997
__bpf_prog_run32+0xc1/0x100 kernel/bpf/core.c:2236
bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline]
__bpf_prog_run include/linux/filter.h:657 [inline]
bpf_prog_run include/linux/filter.h:664 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline]
bpf_trace_run4+0x176/0x460 kernel/trace/bpf_trace.c:2422
trace_mm_page_alloc include/trace/events/kmem.h:177 [inline]
__alloc_pages+0x3ad/0x2460 mm/page_alloc.c:4597
__alloc_pages_node include/linux/gfp.h:238 [inline]
alloc_pages_node include/linux/gfp.h:261 [inline]
alloc_slab_page mm/slub.c:2175 [inline]
allocate_slab mm/slub.c:2338 [inline]
new_slab+0xcc/0x3a0 mm/slub.c:2391
___slab_alloc+0x66d/0x1790 mm/slub.c:3525
__slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3610
__slab_alloc_node mm/slub.c:3663 [inline]
slab_alloc_node mm/slub.c:3835 [inline]
kmem_cache_alloc+0x2e9/0x320 mm/slub.c:3852
kmem_cache_zalloc include/linux/slab.h:739 [inline]
fill_pool+0x275/0x5d0 lib/debugobjects.c:168
debug_objects_fill_pool lib/debugobjects.c:615 [inline]
debug_object_activate+0x151/0x540 lib/debugobjects.c:704
debug_hrtimer_activate kernel/time/hrtimer.c:423 [inline]
debug_activate kernel/time/hrtimer.c:478 [inline]
enqueue_hrtimer+0x25/0x3c0 kernel/time/hrtimer.c:1090
__run_hrtimer kernel/time/hrtimer.c:1709 [inline]
__hrtimer_run_queues+0xaac/0xcc0 kernel/time/hrtimer.c:1756
hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1818
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
__sysvec_apic_timer_interrupt+0x10f/0x450 arch/x86/kernel/apic/apic.c:1049
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1043
</IRQ>
<TASK>
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x80 kernel/locking/spinlock.c:194
Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 36 34 8a f6 48 89 df e8 8e b0 8a f6 f7 c5 00 02 00 00 75 23 9c 58 f6 c4 02 75 37 <bf> 01 00 00 00 e8 95 eb 7b f6 65 8b 05 b6 7b 22 75 85 c0 74 16 5b
RSP: 0018:ffffc9000345f4f0 EFLAGS: 00000246
RAX: 0000000000000006 RBX: ffff88807ffd7d40 RCX: 1ffffffff2841aa8
RDX: 0000000000000000 RSI: ffffffff8b2cc840 RDI: ffffffff8b8f4720
RBP: 0000000000000202 R08: 0000000000000001 R09: fffffbfff2841630
R10: ffffffff9420b187 R11: 0000000000000020 R12: dffffc0000000000
R13: ffff88806b3445c0 R14: ffffffffffffffc1 R15: 000000000000003f
spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
rmqueue_bulk mm/page_alloc.c:2155 [inline]
__rmqueue_pcplist+0x1035/0x1b00 mm/page_alloc.c:2826
rmqueue_pcplist mm/page_alloc.c:2868 [inline]
rmqueue mm/page_alloc.c:2905 [inline]
get_page_from_freelist+0xbaa/0x3780 mm/page_alloc.c:3314
__alloc_pages+0x22b/0x2460 mm/page_alloc.c:4575
__alloc_pages_node include/linux/gfp.h:238 [inline]
alloc_pages_node include/linux/gfp.h:261 [inline]
alloc_slab_page mm/slub.c:2175 [inline]
allocate_slab mm/slub.c:2338 [inline]
new_slab+0xcc/0x3a0 mm/slub.c:2391
___slab_alloc+0x66d/0x1790 mm/slub.c:3525
__slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3610
__slab_alloc_node mm/slub.c:3663 [inline]
slab_alloc_node mm/slub.c:3835 [inline]
kmem_cache_alloc+0x2e9/0x320 mm/slub.c:3852
kmem_cache_zalloc include/linux/slab.h:739 [inline]
jbd2_alloc_handle include/linux/jbd2.h:1591 [inline]
new_handle fs/jbd2/transaction.c:476 [inline]
jbd2__journal_start+0x1dc/0x730 fs/jbd2/transaction.c:503
__ext4_journal_start_sb+0x358/0x660 fs/ext4/ext4_jbd2.c:112
__ext4_journal_start fs/ext4/ext4_jbd2.h:326 [inline]
ext4_rmdir+0x63e/0xf20 fs/ext4/namei.c:3175
vfs_rmdir fs/namei.c:4209 [inline]
vfs_rmdir+0x203/0x660 fs/namei.c:4186
do_rmdir+0x3a2/0x410 fs/namei.c:4268
__do_sys_unlinkat fs/namei.c:4444 [inline]
__se_sys_unlinkat fs/namei.c:4438 [inline]
__x64_sys_unlinkat+0xf3/0x130 fs/namei.c:4438
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd2/0x260 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7fa3ad47d587
Code: 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 07 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffdd8b4ff88 EFLAGS: 00000207 ORIG_RAX: 0000000000000107
RAX: ffffffffffffffda RBX: 0000000000000065 RCX: 00007fa3ad47d587
RDX: 0000000000000200 RSI: 00007ffdd8b51100 RDI: 00000000ffffff9c
RBP: 00007fa3ad4c93b9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000207 R12: 00007ffdd8b51100
R13: 00007fa3ad4c93b9 R14: 000000000000e369 R15: 0000000000000003
</TASK>
----------------
Code disassembly (best guess):
0: f5 cmc
1: 53 push %rbx
2: 48 8b 74 24 10 mov 0x10(%rsp),%rsi
7: 48 89 fb mov %rdi,%rbx
a: 48 83 c7 18 add $0x18,%rdi
e: e8 36 34 8a f6 call 0xf68a3449
13: 48 89 df mov %rbx,%rdi
16: e8 8e b0 8a f6 call 0xf68ab0a9
1b: f7 c5 00 02 00 00 test $0x200,%ebp
21: 75 23 jne 0x46
23: 9c pushf
24: 58 pop %rax
25: f6 c4 02 test $0x2,%ah
28: 75 37 jne 0x61
* 2a: bf 01 00 00 00 mov $0x1,%edi <-- trapping instruction
2f: e8 95 eb 7b f6 call 0xf67bebc9
34: 65 8b 05 b6 7b 22 75 mov %gs:0x75227bb6(%rip),%eax # 0x75227bf1
3b: 85 c0 test %eax,%eax
3d: 74 16 je 0x55
3f: 5b pop %rbx