FAULT_INJECTION: forcing a failure.
name fail_usercopy, interval 1, probability 0, space 0, times 0
======================================================
WARNING: possible circular locking dependency detected
6.11.0-rc7-syzkaller-00151-gd42f7708e27c #0 Not tainted
------------------------------------------------------
syz.1.2549/15671 is trying to acquire lock:
ffffffff8e613cb8 ((console_sem).lock){-.-.}-{2:2}, at: down_trylock+0x20/0xa0 kernel/locking/semaphore.c:139
but task is already holding lock:
ffff8880b883e998 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0xb0/0x140 kernel/sched/core.c:568
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #2 (&rq->__lock){-.-.}-{2:2}:
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5759
_raw_spin_lock_nested+0x31/0x40 kernel/locking/spinlock.c:378
raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:560
raw_spin_rq_lock kernel/sched/sched.h:1415 [inline]
rq_lock kernel/sched/sched.h:1714 [inline]
task_fork_fair+0x61/0x1e0 kernel/sched/fair.c:12710
sched_cgroup_fork+0x37c/0x410 kernel/sched/core.c:4633
copy_process+0x2217/0x3dc0 kernel/fork.c:2483
kernel_clone+0x223/0x880 kernel/fork.c:2781
user_mode_thread+0x132/0x1a0 kernel/fork.c:2859
rest_init+0x23/0x300 init/main.c:712
start_kernel+0x47a/0x500 init/main.c:1103
x86_64_start_reservations+0x2a/0x30 arch/x86/kernel/head64.c:507
x86_64_start_kernel+0x9f/0xa0 arch/x86/kernel/head64.c:488
common_startup_64+0x13e/0x147
-> #1 (&p->pi_lock){-.-.}-{2:2}:
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5759
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
class_raw_spinlock_irqsave_constructor include/linux/spinlock.h:551 [inline]
try_to_wake_up+0xb0/0x1470 kernel/sched/core.c:4051
up+0x72/0x90 kernel/locking/semaphore.c:191
__up_console_sem kernel/printk/printk.c:340 [inline]
__console_unlock kernel/printk/printk.c:2802 [inline]
console_unlock+0x22f/0x4d0 kernel/printk/printk.c:3121
vprintk_emit+0x5dc/0x7c0 kernel/printk/printk.c:2348
_printk+0xd5/0x120 kernel/printk/printk.c:2373
bt_warn+0x127/0x180 net/bluetooth/lib.c:276
hci_cc_func net/bluetooth/hci_event.c:4179 [inline]
hci_cmd_complete_evt+0x3ef/0x8b0 net/bluetooth/hci_event.c:4203
hci_event_func net/bluetooth/hci_event.c:7443 [inline]
hci_event_packet+0xa55/0x1540 net/bluetooth/hci_event.c:7498
hci_rx_work+0x3e8/0xca0 net/bluetooth/hci_core.c:4023
process_one_work kernel/workqueue.c:3231 [inline]
process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312
worker_thread+0x870/0xd30 kernel/workqueue.c:3393
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
-> #0 ((console_sem).lock){-.-.}-{2:2}:
check_prev_add kernel/locking/lockdep.c:3133 [inline]
check_prevs_add kernel/locking/lockdep.c:3252 [inline]
validate_chain+0x18e0/0x5900 kernel/locking/lockdep.c:3868
__lock_acquire+0x137a/0x2040 kernel/locking/lockdep.c:5142
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5759
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
down_trylock+0x20/0xa0 kernel/locking/semaphore.c:139
__down_trylock_console_sem+0x109/0x250 kernel/printk/printk.c:323
console_trylock kernel/printk/printk.c:2755 [inline]
console_trylock_spinning kernel/printk/printk.c:1958 [inline]
vprintk_emit+0x2aa/0x7c0 kernel/printk/printk.c:2347
_printk+0xd5/0x120 kernel/printk/printk.c:2373
fail_dump lib/fault-inject.c:45 [inline]
should_fail_ex+0x391/0x4e0 lib/fault-inject.c:153
strncpy_from_user+0x36/0x2e0 lib/strncpy_from_user.c:118
strncpy_from_user_nofault+0x71/0x140 mm/maccess.c:186
bpf_probe_read_user_str_common kernel/trace/bpf_trace.c:216 [inline]
____bpf_probe_read_compat_str kernel/trace/bpf_trace.c:311 [inline]
bpf_probe_read_compat_str+0xe9/0x180 kernel/trace/bpf_trace.c:307
bpf_prog_c1796171ffc7efef+0x3d/0x3f
bpf_dispatcher_nop_func include/linux/bpf.h:1243 [inline]
__bpf_prog_run include/linux/filter.h:691 [inline]
bpf_prog_run include/linux/filter.h:698 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:2406 [inline]
bpf_trace_run4+0x334/0x590 kernel/trace/bpf_trace.c:2449
__traceiter_sched_switch+0x98/0xd0 include/trace/events/sched.h:222
trace_sched_switch include/trace/events/sched.h:222 [inline]
__schedule+0x253f/0x4a10 kernel/sched/core.c:6526
preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:6851
irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
handle_pte_fault+0xac/0x6fc0 mm/memory.c:5505
__handle_mm_fault mm/memory.c:5681 [inline]
handle_mm_fault+0x1056/0x1ad0 mm/memory.c:5849
do_user_addr_fault arch/x86/mm/fault.c:1389 [inline]
handle_page_fault arch/x86/mm/fault.c:1481 [inline]
exc_page_fault+0x2b9/0x8c0 arch/x86/mm/fault.c:1539
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_ubuf include/linux/iov_iter.h:29 [inline]
iterate_and_advance2 include/linux/iov_iter.h:245 [inline]
iterate_and_advance include/linux/iov_iter.h:271 [inline]
__copy_from_iter lib/iov_iter.c:249 [inline]
_copy_from_iter+0x26b/0x1960 lib/iov_iter.c:260
copy_from_iter include/linux/uio.h:204 [inline]
copy_from_iter_full include/linux/uio.h:221 [inline]
memcpy_from_msg include/linux/skbuff.h:4072 [inline]
netlink_sendmsg+0x73d/0xcb0 net/netlink/af_netlink.c:1886
sock_sendmsg_nosec net/socket.c:730 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:745
____sys_sendmsg+0x525/0x7d0 net/socket.c:2597
___sys_sendmsg net/socket.c:2651 [inline]
__sys_sendmsg+0x2b0/0x3a0 net/socket.c:2680
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
other info that might help us debug this:
Chain exists of:
(console_sem).lock --> &p->pi_lock --> &rq->__lock
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
lock(&rq->__lock);
lock(&p->pi_lock);
lock(&rq->__lock);
lock((console_sem).lock);
*** DEADLOCK ***
3 locks held by syz.1.2549/15671:
#0: ffff888079e54418 (&mm->mmap_lock){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:163 [inline]
#0: ffff888079e54418 (&mm->mmap_lock){++++}-{3:3}, at: get_mmap_lock_carefully mm/memory.c:5886 [inline]
#0: ffff888079e54418 (&mm->mmap_lock){++++}-{3:3}, at: lock_mm_and_find_vma+0x32/0x2f0 mm/memory.c:5946
#1: ffff8880b883e998 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0xb0/0x140 kernel/sched/core.c:568
#2: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:326 [inline]
#2: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:838 [inline]
#2: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: __bpf_trace_run kernel/trace/bpf_trace.c:2405 [inline]
#2: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run4+0x244/0x590 kernel/trace/bpf_trace.c:2449
stack backtrace:
CPU: 0 UID: 0 PID: 15671 Comm: syz.1.2549 Not tainted 6.11.0-rc7-syzkaller-00151-gd42f7708e27c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
Call Trace:
__dump_stack lib/dump_stack.c:93 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:119
check_noncircular+0x36a/0x4a0 kernel/locking/lockdep.c:2186
check_prev_add kernel/locking/lockdep.c:3133 [inline]
check_prevs_add kernel/locking/lockdep.c:3252 [inline]
validate_chain+0x18e0/0x5900 kernel/locking/lockdep.c:3868
__lock_acquire+0x137a/0x2040 kernel/locking/lockdep.c:5142
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5759
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
down_trylock+0x20/0xa0 kernel/locking/semaphore.c:139
__down_trylock_console_sem+0x109/0x250 kernel/printk/printk.c:323
console_trylock kernel/printk/printk.c:2755 [inline]
console_trylock_spinning kernel/printk/printk.c:1958 [inline]
vprintk_emit+0x2aa/0x7c0 kernel/printk/printk.c:2347
_printk+0xd5/0x120 kernel/printk/printk.c:2373
fail_dump lib/fault-inject.c:45 [inline]
should_fail_ex+0x391/0x4e0 lib/fault-inject.c:153
strncpy_from_user+0x36/0x2e0 lib/strncpy_from_user.c:118
strncpy_from_user_nofault+0x71/0x140 mm/maccess.c:186
bpf_probe_read_user_str_common kernel/trace/bpf_trace.c:216 [inline]
____bpf_probe_read_compat_str kernel/trace/bpf_trace.c:311 [inline]
bpf_probe_read_compat_str+0xe9/0x180 kernel/trace/bpf_trace.c:307
bpf_prog_c1796171ffc7efef+0x3d/0x3f
bpf_dispatcher_nop_func include/linux/bpf.h:1243 [inline]
__bpf_prog_run include/linux/filter.h:691 [inline]
bpf_prog_run include/linux/filter.h:698 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:2406 [inline]
bpf_trace_run4+0x334/0x590 kernel/trace/bpf_trace.c:2449
__traceiter_sched_switch+0x98/0xd0 include/trace/events/sched.h:222
trace_sched_switch include/trace/events/sched.h:222 [inline]
__schedule+0x253f/0x4a10 kernel/sched/core.c:6526
preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:6851
irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:handle_pte_fault+0xac/0x6fc0 mm/memory.c:5505
Code: 4a 89 44 39 09 4a 89 44 39 11 4a 89 44 39 19 4a 89 44 39 21 4a 89 44 39 29 42 c7 44 39 31 f2 f2 f2 00 66 42 c7 44 39 35 f3 f3 <48> 89 8c 24 f8 00 00 00 42 c6 44 39 37 f3 e8 61 28 b3 ff 4c 89 74
RSP: 0018:ffffc90004a27180 EFLAGS: 00000a06
RAX: 00f2f2f200f2f2f2 RBX: 0000000000000000 RCX: 1ffff92000944e50
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90004a27600
RBP: ffffc90004a27490 R08: ffffffff81df0879 R09: 0000000000000000
R10: ffffc90004a27630 R11: fffff52000944ece R12: dffffc0000000000
R13: 0000000054577067 R14: ffffc90004a27600 R15: dffffc0000000000
__handle_mm_fault mm/memory.c:5681 [inline]
handle_mm_fault+0x1056/0x1ad0 mm/memory.c:5849
do_user_addr_fault arch/x86/mm/fault.c:1389 [inline]
handle_page_fault arch/x86/mm/fault.c:1481 [inline]
exc_page_fault+0x2b9/0x8c0 arch/x86/mm/fault.c:1539
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:ffffc90004a27818 EFLAGS: 00050206
RAX: ffffffff84a7bd01 RBX: 0000000000033fe0 RCX: 000000000000e020
RDX: 0000000000000001 RSI: 0000000020026000 RDI: ffff888065365fc0
RBP: ffffc90004a27990 R08: ffff888065373fdf R09: 1ffff1100ca6e7fb
R10: dffffc0000000000 R11: ffffed100ca6e7fc R12: 1ffff92000944fc3
R13: 0000000020000040 R14: ffffc90004a27e18 R15: ffff888065340000
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_ubuf include/linux/iov_iter.h:29 [inline]
iterate_and_advance2 include/linux/iov_iter.h:245 [inline]
iterate_and_advance include/linux/iov_iter.h:271 [inline]
__copy_from_iter lib/iov_iter.c:249 [inline]
_copy_from_iter+0x26b/0x1960 lib/iov_iter.c:260
copy_from_iter include/linux/uio.h:204 [inline]
copy_from_iter_full include/linux/uio.h:221 [inline]
memcpy_from_msg include/linux/skbuff.h:4072 [inline]
netlink_sendmsg+0x73d/0xcb0 net/netlink/af_netlink.c:1886
sock_sendmsg_nosec net/socket.c:730 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:745
____sys_sendmsg+0x525/0x7d0 net/socket.c:2597
___sys_sendmsg net/socket.c:2651 [inline]
__sys_sendmsg+0x2b0/0x3a0 net/socket.c:2680
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8264b7def9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f82658c4038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f8264d35f80 RCX: 00007f8264b7def9
RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003
RBP: 00007f82658c4090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 00007f8264d35f80 R15: 00007fffeb730528
CPU: 0 UID: 0 PID: 15671 Comm: syz.1.2549 Not tainted 6.11.0-rc7-syzkaller-00151-gd42f7708e27c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
Call Trace:
__dump_stack lib/dump_stack.c:93 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:119
fail_dump lib/fault-inject.c:52 [inline]
should_fail_ex+0x3b0/0x4e0 lib/fault-inject.c:153
strncpy_from_user+0x36/0x2e0 lib/strncpy_from_user.c:118
strncpy_from_user_nofault+0x71/0x140 mm/maccess.c:186
bpf_probe_read_user_str_common kernel/trace/bpf_trace.c:216 [inline]
____bpf_probe_read_compat_str kernel/trace/bpf_trace.c:311 [inline]
bpf_probe_read_compat_str+0xe9/0x180 kernel/trace/bpf_trace.c:307
bpf_prog_c1796171ffc7efef+0x3d/0x3f
bpf_dispatcher_nop_func include/linux/bpf.h:1243 [inline]
__bpf_prog_run include/linux/filter.h:691 [inline]
bpf_prog_run include/linux/filter.h:698 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:2406 [inline]
bpf_trace_run4+0x334/0x590 kernel/trace/bpf_trace.c:2449
__traceiter_sched_switch+0x98/0xd0 include/trace/events/sched.h:222
trace_sched_switch include/trace/events/sched.h:222 [inline]
__schedule+0x253f/0x4a10 kernel/sched/core.c:6526
preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:6851
irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:handle_pte_fault+0xac/0x6fc0 mm/memory.c:5505
Code: 4a 89 44 39 09 4a 89 44 39 11 4a 89 44 39 19 4a 89 44 39 21 4a 89 44 39 29 42 c7 44 39 31 f2 f2 f2 00 66 42 c7 44 39 35 f3 f3 <48> 89 8c 24 f8 00 00 00 42 c6 44 39 37 f3 e8 61 28 b3 ff 4c 89 74
RSP: 0018:ffffc90004a27180 EFLAGS: 00000a06
RAX: 00f2f2f200f2f2f2 RBX: 0000000000000000 RCX: 1ffff92000944e50
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90004a27600
RBP: ffffc90004a27490 R08: ffffffff81df0879 R09: 0000000000000000
R10: ffffc90004a27630 R11: fffff52000944ece R12: dffffc0000000000
R13: 0000000054577067 R14: ffffc90004a27600 R15: dffffc0000000000
__handle_mm_fault mm/memory.c:5681 [inline]
handle_mm_fault+0x1056/0x1ad0 mm/memory.c:5849
do_user_addr_fault arch/x86/mm/fault.c:1389 [inline]
handle_page_fault arch/x86/mm/fault.c:1481 [inline]
exc_page_fault+0x2b9/0x8c0 arch/x86/mm/fault.c:1539
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:ffffc90004a27818 EFLAGS: 00050206
RAX: ffffffff84a7bd01 RBX: 0000000000033fe0 RCX: 000000000000e020
RDX: 0000000000000001 RSI: 0000000020026000 RDI: ffff888065365fc0
RBP: ffffc90004a27990 R08: ffff888065373fdf R09: 1ffff1100ca6e7fb
R10: dffffc0000000000 R11: ffffed100ca6e7fc R12: 1ffff92000944fc3
R13: 0000000020000040 R14: ffffc90004a27e18 R15: ffff888065340000
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_ubuf include/linux/iov_iter.h:29 [inline]
iterate_and_advance2 include/linux/iov_iter.h:245 [inline]
iterate_and_advance include/linux/iov_iter.h:271 [inline]
__copy_from_iter lib/iov_iter.c:249 [inline]
_copy_from_iter+0x26b/0x1960 lib/iov_iter.c:260
copy_from_iter include/linux/uio.h:204 [inline]
copy_from_iter_full include/linux/uio.h:221 [inline]
memcpy_from_msg include/linux/skbuff.h:4072 [inline]
netlink_sendmsg+0x73d/0xcb0 net/netlink/af_netlink.c:1886
sock_sendmsg_nosec net/socket.c:730 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:745
____sys_sendmsg+0x525/0x7d0 net/socket.c:2597
___sys_sendmsg net/socket.c:2651 [inline]
__sys_sendmsg+0x2b0/0x3a0 net/socket.c:2680
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8264b7def9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f82658c4038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f8264d35f80 RCX: 00007f8264b7def9
RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003
RBP: 00007f82658c4090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 00007f8264d35f80 R15: 00007fffeb730528
netlink: 'syz.1.2549': attribute type 9 has an invalid length.
netlink: 134660 bytes leftover after parsing attributes in process `syz.1.2549'.
----------------
Code disassembly (best guess):
0: 4a 89 44 39 09 mov %rax,0x9(%rcx,%r15,1)
5: 4a 89 44 39 11 mov %rax,0x11(%rcx,%r15,1)
a: 4a 89 44 39 19 mov %rax,0x19(%rcx,%r15,1)
f: 4a 89 44 39 21 mov %rax,0x21(%rcx,%r15,1)
14: 4a 89 44 39 29 mov %rax,0x29(%rcx,%r15,1)
19: 42 c7 44 39 31 f2 f2 movl $0xf2f2f2,0x31(%rcx,%r15,1)
20: f2 00
22: 66 42 c7 44 39 35 f3 movw $0xf3f3,0x35(%rcx,%r15,1)
29: f3
* 2a: 48 89 8c 24 f8 00 00 mov %rcx,0xf8(%rsp) <-- trapping instruction
31: 00
32: 42 c6 44 39 37 f3 movb $0xf3,0x37(%rcx,%r15,1)
38: e8 61 28 b3 ff call 0xffb3289e
3d: 4c rex.WR
3e: 89 .byte 0x89
3f: 74 .byte 0x74