------------[ cut here ]------------
======================================================
WARNING: possible circular locking dependency detected
6.8.0-syzkaller-05236-g443574b03387 #0 Not tainted
------------------------------------------------------
syz-executor.0/10574 is trying to acquire lock:
ffffffff8e125be0 (console_owner){-...}-{0:0}, at: rcu_try_lock_acquire include/linux/rcupdate.h:303 [inline]
ffffffff8e125be0 (console_owner){-...}-{0:0}, at: srcu_read_lock_nmisafe include/linux/srcu.h:232 [inline]
ffffffff8e125be0 (console_owner){-...}-{0:0}, at: console_srcu_read_lock kernel/printk/printk.c:286 [inline]
ffffffff8e125be0 (console_owner){-...}-{0:0}, at: console_flush_all+0x14a/0xec0 kernel/printk/printk.c:2948
but task is already holding lock:
ffff8880b942c8d8 (hrtimer_bases.lock){-.-.}-{2:2}, at: __run_hrtimer kernel/time/hrtimer.c:1696 [inline]
ffff8880b942c8d8 (hrtimer_bases.lock){-.-.}-{2:2}, at: __hrtimer_run_queues+0x65a/0xd00 kernel/time/hrtimer.c:1756
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #3 (hrtimer_bases.lock){-.-.}-{2:2}:
lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
lock_hrtimer_base kernel/time/hrtimer.c:175 [inline]
hrtimer_start_range_ns+0xdf/0xc60 kernel/time/hrtimer.c:1303
rpm_suspend+0x1725/0x1c10 drivers/base/power/runtime.c:605
__pm_runtime_idle+0x131/0x1a0 drivers/base/power/runtime.c:1103
pm_runtime_put include/linux/pm_runtime.h:460 [inline]
__device_attach+0x3e5/0x520 drivers/base/dd.c:1048
bus_probe_device+0x189/0x260 drivers/base/bus.c:532
device_add+0x8ff/0xca0 drivers/base/core.c:3639
serdev_controller_add+0x2f/0x4b0 drivers/tty/serdev/core.c:782
serdev_tty_port_register+0x163/0x260 drivers/tty/serdev/serdev-ttyport.c:302
tty_port_register_device_attr_serdev+0xe1/0x160 drivers/tty/tty_port.c:191
serial_core_add_one_port drivers/tty/serial/serial_core.c:3191 [inline]
serial_core_register_port+0xee0/0x1e30 drivers/tty/serial/serial_core.c:3398
serial8250_register_8250_port+0x1433/0x1cd0 drivers/tty/serial/8250/8250_core.c:1138
serial_pnp_probe+0x7d5/0xa20 drivers/tty/serial/8250/8250_pnp.c:478
pnp_device_probe+0x2ba/0x460 drivers/pnp/driver.c:111
really_probe+0x29e/0xc50 drivers/base/dd.c:658
__driver_probe_device+0x1a2/0x3e0 drivers/base/dd.c:800
driver_probe_device+0x50/0x430 drivers/base/dd.c:830
__driver_attach+0x45f/0x710 drivers/base/dd.c:1216
bus_for_each_dev+0x239/0x2b0 drivers/base/bus.c:368
bus_add_driver+0x347/0x620 drivers/base/bus.c:673
driver_register+0x23a/0x320 drivers/base/driver.c:246
serial8250_init+0x9e/0x170 drivers/tty/serial/8250/8250_core.c:1239
do_one_initcall+0x238/0x830 init/main.c:1241
do_initcall_level+0x157/0x210 init/main.c:1303
do_initcalls+0x3f/0x80 init/main.c:1319
kernel_init_freeable+0x435/0x5d0 init/main.c:1557
kernel_init+0x1d/0x2a0 init/main.c:1446
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243
-> #2 (&dev->power.lock){-.-.}-{2:2}:
lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
__pm_runtime_resume+0x112/0x180 drivers/base/power/runtime.c:1170
pm_runtime_get include/linux/pm_runtime.h:408 [inline]
__uart_start+0x17a/0x3c0 drivers/tty/serial/serial_core.c:148
uart_write+0x427/0x5c0 drivers/tty/serial/serial_core.c:615
process_output_block drivers/tty/n_tty.c:574 [inline]
n_tty_write+0xd6a/0x1230 drivers/tty/n_tty.c:2379
iterate_tty_write drivers/tty/tty_io.c:1021 [inline]
file_tty_write+0x54f/0x9b0 drivers/tty/tty_io.c:1096
call_write_iter include/linux/fs.h:2108 [inline]
new_sync_write fs/read_write.c:497 [inline]
vfs_write+0xa84/0xcb0 fs/read_write.c:590
ksys_write+0x1a0/0x2c0 fs/read_write.c:643
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
-> #1 (&port_lock_key){-.-.}-{2:2}:
lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
uart_port_lock_irqsave include/linux/serial_core.h:616 [inline]
serial8250_console_write+0x1a8/0x1840 drivers/tty/serial/8250/8250_port.c:3403
console_emit_next_record kernel/printk/printk.c:2890 [inline]
console_flush_all+0x80b/0xec0 kernel/printk/printk.c:2956
console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3025
vprintk_emit+0x509/0x720 kernel/printk/printk.c:2292
_printk+0xd5/0x120 kernel/printk/printk.c:2317
register_console+0x70a/0xcd0 kernel/printk/printk.c:3531
univ8250_console_init+0x49/0x50 drivers/tty/serial/8250/8250_core.c:717
console_init+0x198/0x680 kernel/printk/printk.c:3677
start_kernel+0x2d3/0x500 init/main.c:1012
x86_64_start_reservations+0x2a/0x30 arch/x86/kernel/head64.c:509
x86_64_start_kernel+0x99/0xa0 arch/x86/kernel/head64.c:490
common_startup_64+0x13e/0x147
-> #0 (console_owner){-...}-{0:0}:
check_prev_add kernel/locking/lockdep.c:3134 [inline]
check_prevs_add kernel/locking/lockdep.c:3253 [inline]
validate_chain+0x18cb/0x58e0 kernel/locking/lockdep.c:3869
__lock_acquire+0x1346/0x1fd0 kernel/locking/lockdep.c:5137
lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
console_lock_spinning_enable kernel/printk/printk.c:1843 [inline]
console_emit_next_record kernel/printk/printk.c:2884 [inline]
console_flush_all+0x7ba/0xec0 kernel/printk/printk.c:2956
console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3025
vprintk_emit+0x509/0x720 kernel/printk/printk.c:2292
_printk+0xd5/0x120 kernel/printk/printk.c:2317
__report_bug lib/bug.c:195 [inline]
report_bug+0x346/0x500 lib/bug.c:219
handle_bug+0x3e/0x70 arch/x86/kernel/traps.c:239
exc_invalid_op+0x1a/0x50 arch/x86/kernel/traps.c:260
asm_exc_invalid_op+0x1a/0x20 arch/x86/include/asm/idtentry.h:621
__local_bh_disable_ip+0x1f6/0x220 kernel/softirq.c:307
__raw_spin_lock_bh include/linux/spinlock_api_smp.h:125 [inline]
_raw_spin_lock_bh+0x1c/0x50 kernel/locking/spinlock.c:178
spin_lock_bh include/linux/spinlock.h:356 [inline]
sock_hash_delete_elem+0xb0/0x300 net/core/sock_map.c:939
bpf_prog_a8aaa52f2e199321+0x4a/0x4e
bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline]
__bpf_prog_run include/linux/filter.h:650 [inline]
bpf_prog_run include/linux/filter.h:664 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline]
bpf_trace_run4+0x3d7/0x490 kernel/trace/bpf_trace.c:2422
trace_mm_page_alloc include/trace/events/kmem.h:177 [inline]
__alloc_pages+0x657/0x680 mm/page_alloc.c:4591
__alloc_pages_node include/linux/gfp.h:238 [inline]
alloc_pages_node include/linux/gfp.h:261 [inline]
alloc_slab_page+0x5f/0x160 mm/slub.c:2190
allocate_slab mm/slub.c:2354 [inline]
new_slab+0x84/0x2f0 mm/slub.c:2407
___slab_alloc+0xd1b/0x13e0 mm/slub.c:3540
__slab_alloc mm/slub.c:3625 [inline]
__slab_alloc_node mm/slub.c:3678 [inline]
slab_alloc_node mm/slub.c:3850 [inline]
kmem_cache_alloc+0x250/0x350 mm/slub.c:3867
kmem_cache_zalloc include/linux/slab.h:701 [inline]
fill_pool lib/debugobjects.c:168 [inline]
debug_objects_fill_pool+0x67e/0x9b0 lib/debugobjects.c:615
debug_object_activate+0x135/0x510 lib/debugobjects.c:704
debug_hrtimer_activate kernel/time/hrtimer.c:423 [inline]
debug_activate kernel/time/hrtimer.c:478 [inline]
enqueue_hrtimer+0x30/0x3a0 kernel/time/hrtimer.c:1090
__run_hrtimer kernel/time/hrtimer.c:1709 [inline]
__hrtimer_run_queues+0x6b5/0xd00 kernel/time/hrtimer.c:1756
hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1818
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
__sysvec_apic_timer_interrupt+0x107/0x3a0 arch/x86/kernel/apic/apic.c:1049
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
__sanitizer_cov_trace_const_cmp4+0x0/0x90 kernel/kcov.c:299
mmap_assert_locked include/linux/mmap_lock.h:65 [inline]
find_vma+0xb3/0x1c0 mm/mmap.c:1894
lock_mm_and_find_vma+0x5f/0x2f0 mm/memory.c:5560
do_user_addr_fault arch/x86/mm/fault.c:1385 [inline]
handle_page_fault arch/x86/mm/fault.c:1505 [inline]
exc_page_fault+0x1a9/0x890 arch/x86/mm/fault.c:1563
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
rep_movs_alternative+0x4a/0x70 arch/x86/lib/copy_user_64.S:65
copy_user_generic arch/x86/include/asm/uaccess_64.h:110 [inline]
raw_copy_from_user arch/x86/include/asm/uaccess_64.h:125 [inline]
copy_from_user_iter lib/iov_iter.c:55 [inline]
iterate_iovec include/linux/iov_iter.h:51 [inline]
iterate_and_advance2 include/linux/iov_iter.h:247 [inline]
iterate_and_advance include/linux/iov_iter.h:271 [inline]
__copy_from_iter lib/iov_iter.c:249 [inline]
_copy_from_iter+0x4a7/0x1cf0 lib/iov_iter.c:260
copy_from_iter include/linux/uio.h:204 [inline]
copy_from_iter_full include/linux/uio.h:211 [inline]
skb_do_copy_data_nocache include/net/sock.h:2231 [inline]
skb_copy_to_page_nocache include/net/sock.h:2257 [inline]
kcm_sendmsg+0xcca/0x27c0 net/kcm/kcmsock.c:858
sock_sendmsg_nosec net/socket.c:730 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:745
____sys_sendmsg+0x525/0x7d0 net/socket.c:2584
___sys_sendmsg net/socket.c:2638 [inline]
__sys_sendmsg+0x2b0/0x3a0 net/socket.c:2667
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
other info that might help us debug this:
Chain exists of:
console_owner --> &dev->power.lock --> hrtimer_bases.lock
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
lock(hrtimer_bases.lock);
lock(&dev->power.lock);
lock(hrtimer_bases.lock);
lock(console_owner);
*** DEADLOCK ***
7 locks held by syz-executor.0/10574:
#0: ffff888077448fd8 (sk_lock-AF_KCM){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1671 [inline]
#0: ffff888077448fd8 (sk_lock-AF_KCM){+.+.}-{0:0}, at: kcm_sendmsg+0x1bb/0x27c0 net/kcm/kcmsock.c:758
#1: ffff88807dc001a0 (&mm->mmap_lock){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:165 [inline]
#1: ffff88807dc001a0 (&mm->mmap_lock){++++}-{3:3}, at: get_mmap_lock_carefully mm/memory.c:5497 [inline]
#1: ffff88807dc001a0 (&mm->mmap_lock){++++}-{3:3}, at: lock_mm_and_find_vma+0x32/0x2f0 mm/memory.c:5557
#2: ffff8880b942c8d8 (hrtimer_bases.lock){-.-.}-{2:2}, at: __run_hrtimer kernel/time/hrtimer.c:1696 [inline]
#2: ffff8880b942c8d8 (hrtimer_bases.lock){-.-.}-{2:2}, at: __hrtimer_run_queues+0x65a/0xd00 kernel/time/hrtimer.c:1756
#3: ffffffff8e818c60 (fill_pool_map-wait-type-override){+.+.}-{3:3}, at: debug_objects_fill_pool+0x80/0x9b0 lib/debugobjects.c:614
#4: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:298 [inline]
#4: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:750 [inline]
#4: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: __bpf_trace_run kernel/trace/bpf_trace.c:2380 [inline]
#4: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run4+0x16e/0x490 kernel/trace/bpf_trace.c:2422
#5: ffffffff8e00d500 (console_lock){+.+.}-{0:0}, at: _printk+0xd5/0x120 kernel/printk/printk.c:2317
#6: ffffffff8e00d130 (console_srcu){....}-{0:0}, at: rcu_try_lock_acquire include/linux/rcupdate.h:303 [inline]
#6: ffffffff8e00d130 (console_srcu){....}-{0:0}, at: srcu_read_lock_nmisafe include/linux/srcu.h:232 [inline]
#6: ffffffff8e00d130 (console_srcu){....}-{0:0}, at: console_srcu_read_lock kernel/printk/printk.c:286 [inline]
#6: ffffffff8e00d130 (console_srcu){....}-{0:0}, at: console_flush_all+0x14a/0xec0 kernel/printk/printk.c:2948
stack backtrace:
CPU: 0 PID: 10574 Comm: syz-executor.0 Not tainted 6.8.0-syzkaller-05236-g443574b03387 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1e7/0x2e0 lib/dump_stack.c:106
check_noncircular+0x36a/0x4a0 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+0x18cb/0x58e0 kernel/locking/lockdep.c:3869
__lock_acquire+0x1346/0x1fd0 kernel/locking/lockdep.c:5137
lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
console_lock_spinning_enable kernel/printk/printk.c:1843 [inline]
console_emit_next_record kernel/printk/printk.c:2884 [inline]
console_flush_all+0x7ba/0xec0 kernel/printk/printk.c:2956
console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3025
vprintk_emit+0x509/0x720 kernel/printk/printk.c:2292
_printk+0xd5/0x120 kernel/printk/printk.c:2317
__report_bug lib/bug.c:195 [inline]
report_bug+0x346/0x500 lib/bug.c:219
handle_bug+0x3e/0x70 arch/x86/kernel/traps.c:239
exc_invalid_op+0x1a/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+0x1f6/0x220 kernel/softirq.c:307
Code: 2c 0b 00 65 48 8b 04 25 28 00 00 00 48 3b 84 24 80 00 00 00 75 33 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 <0f> 0b 90 e9 99 fe ff ff e8 4d 84 16 0a 41 f7 c6 00 02 00 00 0f 85
RSP: 0018:ffffc90000007580 EFLAGS: 00010006
RAX: 0000000080010002 RBX: ffffffff895fca60 RCX: ffff888068508000
RDX: dffffc0000000000 RSI: 0000000000000201 RDI: ffffffff895fca60
RBP: ffffc90000007648 R08: 0000000000000005 R09: ffffffff89600d7e
R10: 000000000000000c R11: ffff888068508000 R12: dffffc0000000000
R13: 1ffff92000000eb4 R14: ffffc900000075e0 R15: 0000000000000201
__raw_spin_lock_bh include/linux/spinlock_api_smp.h:125 [inline]
_raw_spin_lock_bh+0x1c/0x50 kernel/locking/spinlock.c:178
spin_lock_bh include/linux/spinlock.h:356 [inline]
sock_hash_delete_elem+0xb0/0x300 net/core/sock_map.c:939
bpf_prog_a8aaa52f2e199321+0x4a/0x4e
bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline]
__bpf_prog_run include/linux/filter.h:650 [inline]
bpf_prog_run include/linux/filter.h:664 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline]
bpf_trace_run4+0x3d7/0x490 kernel/trace/bpf_trace.c:2422
trace_mm_page_alloc include/trace/events/kmem.h:177 [inline]
__alloc_pages+0x657/0x680 mm/page_alloc.c:4591
__alloc_pages_node include/linux/gfp.h:238 [inline]
alloc_pages_node include/linux/gfp.h:261 [inline]
alloc_slab_page+0x5f/0x160 mm/slub.c:2190
allocate_slab mm/slub.c:2354 [inline]
new_slab+0x84/0x2f0 mm/slub.c:2407
___slab_alloc+0xd1b/0x13e0 mm/slub.c:3540
__slab_alloc mm/slub.c:3625 [inline]
__slab_alloc_node mm/slub.c:3678 [inline]
slab_alloc_node mm/slub.c:3850 [inline]
kmem_cache_alloc+0x250/0x350 mm/slub.c:3867
kmem_cache_zalloc include/linux/slab.h:701 [inline]
fill_pool lib/debugobjects.c:168 [inline]
debug_objects_fill_pool+0x67e/0x9b0 lib/debugobjects.c:615
debug_object_activate+0x135/0x510 lib/debugobjects.c:704
debug_hrtimer_activate kernel/time/hrtimer.c:423 [inline]
debug_activate kernel/time/hrtimer.c:478 [inline]
enqueue_hrtimer+0x30/0x3a0 kernel/time/hrtimer.c:1090
__run_hrtimer kernel/time/hrtimer.c:1709 [inline]
__hrtimer_run_queues+0x6b5/0xd00 kernel/time/hrtimer.c:1756
hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1818
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
__sysvec_apic_timer_interrupt+0x107/0x3a0 arch/x86/kernel/apic/apic.c:1049
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x90 kernel/kcov.c:303
Code: 10 48 89 74 0a 18 4c 89 44 0a 20 c3 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 4c 8b 04 24 65 48 8b 14 25 80 ce 03 00 65 8b 05 c0 d9
RSP: 0018:ffffc9000385f518 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc900057ca000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc9000385f5c0 R08: ffffffff81e1b4ed R09: 1ffffffff2598ea6
R10: dffffc0000000000 R11: fffffbfff2598ea7 R12: dffffc0000000000
R13: 1ffff9200070bea4 R14: ffffc9000385f540 R15: ffff88807dc00000
mmap_assert_locked include/linux/mmap_lock.h:65 [inline]
find_vma+0xb3/0x1c0 mm/mmap.c:1894
lock_mm_and_find_vma+0x5f/0x2f0 mm/memory.c:5560
do_user_addr_fault arch/x86/mm/fault.c:1385 [inline]
handle_page_fault arch/x86/mm/fault.c:1505 [inline]
exc_page_fault+0x1a9/0x890 arch/x86/mm/fault.c:1563
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0010:rep_movs_alternative+0x4a/0x70 arch/x86/lib/copy_user_64.S:71
Code: 75 f1 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 48 8b 06 48 89 07 48 83 c6 08 48 83 c7 08 83 e9 08 74 df 83 f9 08 73 e8 eb c9 a4 c3 cc cc cc cc 48 89 c8 48 c1 e9 03 83 e0 07 f3 48 a5 89 c1
RSP: 0018:ffffc9000385f718 EFLAGS: 00050206
RAX: ffff888063968001 RBX: 0000000020168ac0 RCX: 0000000000001ac0
RDX: 0000000000000001 RSI: 000000002016f000 RDI: ffff88806396e540
RBP: ffffc9000385f890 R08: ffff88806396ffff R09: 1ffff1100c72dfff
R10: dffffc0000000000 R11: ffffed100c72e000 R12: 0000000000008000
R13: 0000000000008000 R14: ffffc9000385fe10 R15: ffff888063968000
copy_user_generic arch/x86/include/asm/uaccess_64.h:110 [inline]
raw_copy_from_user arch/x86/include/asm/uaccess_64.h:125 [inline]
copy_from_user_iter lib/iov_iter.c:55 [inline]
iterate_iovec include/linux/iov_iter.h:51 [inline]
iterate_and_advance2 include/linux/iov_iter.h:247 [inline]
iterate_and_advance include/linux/iov_iter.h:271 [inline]
__copy_from_iter lib/iov_iter.c:249 [inline]
_copy_from_iter+0x4a7/0x1cf0 lib/iov_iter.c:260
copy_from_iter include/linux/uio.h:204 [inline]
copy_from_iter_full include/linux/uio.h:211 [inline]
skb_do_copy_data_nocache include/net/sock.h:2231 [inline]
skb_copy_to_page_nocache include/net/sock.h:2257 [inline]
kcm_sendmsg+0xcca/0x27c0 net/kcm/kcmsock.c:858
sock_sendmsg_nosec net/socket.c:730 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:745
____sys_sendmsg+0x525/0x7d0 net/socket.c:2584
___sys_sendmsg net/socket.c:2638 [inline]
__sys_sendmsg+0x2b0/0x3a0 net/socket.c:2667
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f2f2e27dea9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007f2f2f0730c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f2f2e3abf80 RCX: 00007f2f2e27dea9
RDX: 0000000000000000 RSI: 0000000020000880 RDI: 0000000000000005
RBP: 00007f2f2e2ca4a4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f2f2e3abf80 R15: 00007ffedcb413e8
WARNING: CPU: 0 PID: 10574 at kernel/softirq.c:307 __local_bh_disable_ip+0x1f6/0x220 kernel/softirq.c:307
Modules linked in:
CPU: 0 PID: 10574 Comm: syz-executor.0 Not tainted 6.8.0-syzkaller-05236-g443574b03387 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:__local_bh_disable_ip+0x1f6/0x220 kernel/softirq.c:307
Code: 2c 0b 00 65 48 8b 04 25 28 00 00 00 48 3b 84 24 80 00 00 00 75 33 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 <0f> 0b 90 e9 99 fe ff ff e8 4d 84 16 0a 41 f7 c6 00 02 00 00 0f 85
RSP: 0018:ffffc90000007580 EFLAGS: 00010006
RAX: 0000000080010002 RBX: ffffffff895fca60 RCX: ffff888068508000
RDX: dffffc0000000000 RSI: 0000000000000201 RDI: ffffffff895fca60
RBP: ffffc90000007648 R08: 0000000000000005 R09: ffffffff89600d7e
R10: 000000000000000c R11: ffff888068508000 R12: dffffc0000000000
R13: 1ffff92000000eb4 R14: ffffc900000075e0 R15: 0000000000000201
FS: 00007f2f2f0736c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000002016f000 CR3: 0000000020ef6000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
__raw_spin_lock_bh include/linux/spinlock_api_smp.h:125 [inline]
_raw_spin_lock_bh+0x1c/0x50 kernel/locking/spinlock.c:178
spin_lock_bh include/linux/spinlock.h:356 [inline]
sock_hash_delete_elem+0xb0/0x300 net/core/sock_map.c:939
bpf_prog_a8aaa52f2e199321+0x4a/0x4e
bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline]
__bpf_prog_run include/linux/filter.h:650 [inline]
bpf_prog_run include/linux/filter.h:664 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline]
bpf_trace_run4+0x3d7/0x490 kernel/trace/bpf_trace.c:2422
trace_mm_page_alloc include/trace/events/kmem.h:177 [inline]
__alloc_pages+0x657/0x680 mm/page_alloc.c:4591
__alloc_pages_node include/linux/gfp.h:238 [inline]
alloc_pages_node include/linux/gfp.h:261 [inline]
alloc_slab_page+0x5f/0x160 mm/slub.c:2190
allocate_slab mm/slub.c:2354 [inline]
new_slab+0x84/0x2f0 mm/slub.c:2407
___slab_alloc+0xd1b/0x13e0 mm/slub.c:3540
__slab_alloc mm/slub.c:3625 [inline]
__slab_alloc_node mm/slub.c:3678 [inline]
slab_alloc_node mm/slub.c:3850 [inline]
kmem_cache_alloc+0x250/0x350 mm/slub.c:3867
kmem_cache_zalloc include/linux/slab.h:701 [inline]
fill_pool lib/debugobjects.c:168 [inline]
debug_objects_fill_pool+0x67e/0x9b0 lib/debugobjects.c:615
debug_object_activate+0x135/0x510 lib/debugobjects.c:704
debug_hrtimer_activate kernel/time/hrtimer.c:423 [inline]
debug_activate kernel/time/hrtimer.c:478 [inline]
enqueue_hrtimer+0x30/0x3a0 kernel/time/hrtimer.c:1090
__run_hrtimer kernel/time/hrtimer.c:1709 [inline]
__hrtimer_run_queues+0x6b5/0xd00 kernel/time/hrtimer.c:1756
hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1818
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
__sysvec_apic_timer_interrupt+0x107/0x3a0 arch/x86/kernel/apic/apic.c:1049
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x90 kernel/kcov.c:303
Code: 10 48 89 74 0a 18 4c 89 44 0a 20 c3 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 4c 8b 04 24 65 48 8b 14 25 80 ce 03 00 65 8b 05 c0 d9
RSP: 0018:ffffc9000385f518 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc900057ca000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc9000385f5c0 R08: ffffffff81e1b4ed R09: 1ffffffff2598ea6
R10: dffffc0000000000 R11: fffffbfff2598ea7 R12: dffffc0000000000
R13: 1ffff9200070bea4 R14: ffffc9000385f540 R15: ffff88807dc00000
mmap_assert_locked include/linux/mmap_lock.h:65 [inline]
find_vma+0xb3/0x1c0 mm/mmap.c:1894
lock_mm_and_find_vma+0x5f/0x2f0 mm/memory.c:5560
do_user_addr_fault arch/x86/mm/fault.c:1385 [inline]
handle_page_fault arch/x86/mm/fault.c:1505 [inline]
exc_page_fault+0x1a9/0x890 arch/x86/mm/fault.c:1563
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0010:rep_movs_alternative+0x4a/0x70 arch/x86/lib/copy_user_64.S:71
Code: 75 f1 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 48 8b 06 48 89 07 48 83 c6 08 48 83 c7 08 83 e9 08 74 df 83 f9 08 73 e8 eb c9 a4 c3 cc cc cc cc 48 89 c8 48 c1 e9 03 83 e0 07 f3 48 a5 89 c1
RSP: 0018:ffffc9000385f718 EFLAGS: 00050206
RAX: ffff888063968001 RBX: 0000000020168ac0 RCX: 0000000000001ac0
RDX: 0000000000000001 RSI: 000000002016f000 RDI: ffff88806396e540
RBP: ffffc9000385f890 R08: ffff88806396ffff R09: 1ffff1100c72dfff
R10: dffffc0000000000 R11: ffffed100c72e000 R12: 0000000000008000
R13: 0000000000008000 R14: ffffc9000385fe10 R15: ffff888063968000
copy_user_generic arch/x86/include/asm/uaccess_64.h:110 [inline]
raw_copy_from_user arch/x86/include/asm/uaccess_64.h:125 [inline]
copy_from_user_iter lib/iov_iter.c:55 [inline]
iterate_iovec include/linux/iov_iter.h:51 [inline]
iterate_and_advance2 include/linux/iov_iter.h:247 [inline]
iterate_and_advance include/linux/iov_iter.h:271 [inline]
__copy_from_iter lib/iov_iter.c:249 [inline]
_copy_from_iter+0x4a7/0x1cf0 lib/iov_iter.c:260
copy_from_iter include/linux/uio.h:204 [inline]
copy_from_iter_full include/linux/uio.h:211 [inline]
skb_do_copy_data_nocache include/net/sock.h:2231 [inline]
skb_copy_to_page_nocache include/net/sock.h:2257 [inline]
kcm_sendmsg+0xcca/0x27c0 net/kcm/kcmsock.c:858
sock_sendmsg_nosec net/socket.c:730 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:745
____sys_sendmsg+0x525/0x7d0 net/socket.c:2584
___sys_sendmsg net/socket.c:2638 [inline]
__sys_sendmsg+0x2b0/0x3a0 net/socket.c:2667
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f2f2e27dea9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007f2f2f0730c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f2f2e3abf80 RCX: 00007f2f2e27dea9
RDX: 0000000000000000 RSI: 0000000020000880 RDI: 0000000000000005
RBP: 00007f2f2e2ca4a4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f2f2e3abf80 R15: 00007ffedcb413e8
irq event stamp: 11912
hardirqs last enabled at (11911): [] do_user_addr_fault arch/x86/mm/fault.c:1308 [inline]
hardirqs last enabled at (11911): [] handle_page_fault arch/x86/mm/fault.c:1505 [inline]
hardirqs last enabled at (11911): [] exc_page_fault+0x113/0x890 arch/x86/mm/fault.c:1563
hardirqs last disabled at (11912): [] sysvec_apic_timer_interrupt+0xe/0xc0 arch/x86/kernel/apic/apic.c:1043
softirqs last enabled at (11842): [] invoke_softirq kernel/softirq.c:428 [inline]
softirqs last enabled at (11842): [] __irq_exit_rcu+0xf2/0x1c0 kernel/softirq.c:633
softirqs last disabled at (11737): [] invoke_softirq kernel/softirq.c:428 [inline]
softirqs last disabled at (11737): [] __irq_exit_rcu+0xf2/0x1c0 kernel/softirq.c:633
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
0: 10 48 89 adc %cl,-0x77(%rax)
3: 74 0a je 0xf
5: 18 4c 89 44 sbb %cl,0x44(%rcx,%rcx,4)
9: 0a 20 or (%rax),%ah
b: c3 ret
c: cc int3
d: cc int3
e: cc int3
f: cc int3
10: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1)
17: 00 00 00
1a: 90 nop
1b: 90 nop
1c: 90 nop
1d: 90 nop
1e: 90 nop
1f: 90 nop
20: 90 nop
21: 90 nop
22: 90 nop
23: 90 nop
24: 90 nop
25: 90 nop
26: 90 nop
27: 90 nop
28: 90 nop
29: 90 nop
* 2a: f3 0f 1e fa endbr64 <-- trapping instruction
2e: 4c 8b 04 24 mov (%rsp),%r8
32: 65 48 8b 14 25 80 ce mov %gs:0x3ce80,%rdx
39: 03 00
3b: 65 gs
3c: 8b .byte 0x8b
3d: 05 .byte 0x5
3e: c0 .byte 0xc0
3f: d9 .byte 0xd9