INFO: task dhcpcd:5245 blocked for more than 144 seconds.
Not tainted 6.1.0-syzkaller-04288-g13a7c8964afc #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:dhcpcd state:D stack:29080 pid:5245 ppid:4647 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5244 [inline]
__schedule+0xb8a/0x5450 kernel/sched/core.c:6555
schedule+0xde/0x1b0 kernel/sched/core.c:6631
synchronize_rcu_expedited+0x39f/0x780 kernel/rcu/tree_exp.h:961
synchronize_rcu+0x306/0x3b0 kernel/rcu/tree.c:3543
synchronize_net+0x4e/0x60 net/core/dev.c:10749
__unregister_prot_hook+0x48a/0x5a0 net/packet/af_packet.c:382
packet_do_bind+0x8bc/0xdc0 net/packet/af_packet.c:3227
packet_bind+0x156/0x1b0 net/packet/af_packet.c:3311
__sys_bind+0x1ed/0x260 net/socket.c:1776
__do_sys_bind net/socket.c:1787 [inline]
__se_sys_bind net/socket.c:1785 [inline]
__x64_sys_bind+0x73/0xb0 net/socket.c:1785
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f24be507ce7
RSP: 002b:00007ffc8261edd8 EFLAGS: 00000217 ORIG_RAX: 0000000000000031
RAX: ffffffffffffffda RBX: 00005564fb5c3b60 RCX: 00007f24be507ce7
RDX: 0000000000000014 RSI: 00007ffc8261ede8 RDI: 0000000000000005
RBP: 0000000000000000 R08: 00005564fd580d70 R09: 00007f24be5c8a60
R10: 0000000000200000 R11: 0000000000000217 R12: 00005564fd57db60
R13: 00005564fd580c58 R14: 00007ffc8263f6bc R15: 00007ffc8263f6e4
INFO: task dhcpcd:5246 blocked for more than 145 seconds.
Not tainted 6.1.0-syzkaller-04288-g13a7c8964afc #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:dhcpcd state:D stack:29080 pid:5246 ppid:4647 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5244 [inline]
__schedule+0xb8a/0x5450 kernel/sched/core.c:6555
schedule+0xde/0x1b0 kernel/sched/core.c:6631
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6690
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
exp_funnel_lock kernel/rcu/tree_exp.h:324 [inline]
synchronize_rcu_expedited+0x24f/0x780 kernel/rcu/tree_exp.h:946
synchronize_rcu+0x306/0x3b0 kernel/rcu/tree.c:3543
synchronize_net+0x4e/0x60 net/core/dev.c:10749
__unregister_prot_hook+0x48a/0x5a0 net/packet/af_packet.c:382
packet_do_bind+0x8bc/0xdc0 net/packet/af_packet.c:3227
packet_bind+0x156/0x1b0 net/packet/af_packet.c:3311
__sys_bind+0x1ed/0x260 net/socket.c:1776
__do_sys_bind net/socket.c:1787 [inline]
__se_sys_bind net/socket.c:1785 [inline]
__x64_sys_bind+0x73/0xb0 net/socket.c:1785
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f24be507ce7
RSP: 002b:00007ffc8261edd8 EFLAGS: 00000217 ORIG_RAX: 0000000000000031
RAX: ffffffffffffffda RBX: 00005564fb5c3b60 RCX: 00007f24be507ce7
RDX: 0000000000000014 RSI: 00007ffc8261ede8 RDI: 0000000000000005
RBP: 0000000000000000 R08: 00005564fd5806d0 R09: 00007f24be5c8a60
R10: 0000000000200000 R11: 0000000000000217 R12: 00005564fd57db60
R13: 00005564fd580dd8 R14: 00007ffc8263f6bc R15: 00007ffc8263f6e4
INFO: task dhcpcd:5247 blocked for more than 146 seconds.
Not tainted 6.1.0-syzkaller-04288-g13a7c8964afc #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:dhcpcd state:D stack:29024 pid:5247 ppid:4647 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5244 [inline]
__schedule+0xb8a/0x5450 kernel/sched/core.c:6555
schedule+0xde/0x1b0 kernel/sched/core.c:6631
exp_funnel_lock kernel/rcu/tree_exp.h:315 [inline]
synchronize_rcu_expedited+0x6ec/0x780 kernel/rcu/tree_exp.h:946
synchronize_rcu+0x306/0x3b0 kernel/rcu/tree.c:3543
synchronize_net+0x4e/0x60 net/core/dev.c:10749
__unregister_prot_hook+0x48a/0x5a0 net/packet/af_packet.c:382
packet_do_bind+0x8bc/0xdc0 net/packet/af_packet.c:3227
packet_bind+0x156/0x1b0 net/packet/af_packet.c:3311
__sys_bind+0x1ed/0x260 net/socket.c:1776
__do_sys_bind net/socket.c:1787 [inline]
__se_sys_bind net/socket.c:1785 [inline]
__x64_sys_bind+0x73/0xb0 net/socket.c:1785
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f24be507ce7
RSP: 002b:00007ffc8261edd8 EFLAGS: 00000217 ORIG_RAX: 0000000000000031
RAX: ffffffffffffffda RBX: 00005564fb5c3b60 RCX: 00007f24be507ce7
RDX: 0000000000000014 RSI: 00007ffc8261ede8 RDI: 0000000000000005
RBP: 0000000000000000 R08: 00005564fd5806d0 R09: 00007f24be5c8a60
R10: 0000000000200000 R11: 0000000000000217 R12: 00005564fd57db60
R13: 00005564fd580f58 R14: 00007ffc8263f6bc R15: 00007ffc8263f6e4
Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/12:
#0: ffffffff8c790c70 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 kernel/rcu/tasks.h:507
1 lock held by rcu_tasks_trace/13:
#0: ffffffff8c790970 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 kernel/rcu/tasks.h:507
1 lock held by khungtaskd/28:
#0: ffffffff8c7917c0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x57/0x264 kernel/locking/lockdep.c:6494
3 locks held by kswapd1/84:
1 lock held by klogd/4423:
2 locks held by getty/4750:
#0: ffff888027eab098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x26/0x80 drivers/tty/tty_ldisc.c:244
#1: ffffc900015a02f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xef4/0x13e0 drivers/tty/n_tty.c:2177
3 locks held by kworker/0:2/5174:
2 locks held by dhcpcd/5245:
#0: ffff88801e516130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1725 [inline]
#0: ffff88801e516130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2f/0xdc0 net/packet/af_packet.c:3194
#1: ffffffff8c79c478 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:292 [inline]
#1: ffffffff8c79c478 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x5df/0x780 kernel/rcu/tree_exp.h:946
2 locks held by dhcpcd/5246:
#0: ffff88801fdf2130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1725 [inline]
#0: ffff88801fdf2130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2f/0xdc0 net/packet/af_packet.c:3194
#1: ffffffff8c79c478 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:324 [inline]
#1: ffffffff8c79c478 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x24f/0x780 kernel/rcu/tree_exp.h:946
1 lock held by dhcpcd/5247:
#0: ffff88801e99e130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1725 [inline]
#0: ffff88801e99e130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2f/0xdc0 net/packet/af_packet.c:3194
1 lock held by dhcpcd/5311:
#0: ffff8880295f6130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1725 [inline]
#0: ffff8880295f6130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2f/0xdc0 net/packet/af_packet.c:3194
1 lock held by dhcpcd/5319:
#0: ffff88802a5be130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1725 [inline]
#0: ffff88802a5be130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2f/0xdc0 net/packet/af_packet.c:3194
1 lock held by dhcpcd/5320:
#0: ffff88802a332130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1725 [inline]
#0: ffff88802a332130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2f/0xdc0 net/packet/af_packet.c:3194
1 lock held by syz-executor438/5356:
3 locks held by syz-executor438/5357:
1 lock held by syz-executor438/5358:
1 lock held by syz-executor438/5360:
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.1.0-syzkaller-04288-g13a7c8964afc #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106
nmi_cpu_backtrace.cold+0x24/0x18a lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x333/0x3c0 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline]
watchdog+0xc75/0xfc0 kernel/hung_task.c:377
kthread+0x2e8/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 5357 Comm: syz-executor438 Not tainted 6.1.0-syzkaller-04288-g13a7c8964afc #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:arch_irqs_disabled_flags arch/x86/include/asm/irqflags.h:125 [inline]
RIP: 0010:check_preemption_disabled+0x4d/0x170 lib/smp_processor_id.c:19
Code: e3 ff ff ff 7f 31 ff 89 de 0f 1f 44 00 00 85 db 74 11 0f 1f 44 00 00 44 89 e0 5b 5d 41 5c 41 5d 41 5e c3 0f 1f 44 00 00 9c 5b <81> e3 00 02 00 00 31 ff 48 89 de 0f 1f 44 00 00 48 85 db 74 d3 0f
RSP: 0000:ffffc900032ef3f0 EFLAGS: 00000046
RAX: ffffffffffffffff RBX: 0000000000000046 RCX: 1ffffffff1ce5581
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffffff8aa6b840 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000
R13: ffffffff8a4c4a80 R14: dffffc0000000000 R15: ffffc900032ef670
FS: 000055555592c3c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc617084ce0 CR3: 000000003210a000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
lockdep_hardirqs_on+0x7d/0x100 kernel/locking/lockdep.c:4383
seqcount_lockdep_reader_access include/linux/seqlock.h:104 [inline]
read_seqbegin include/linux/seqlock.h:836 [inline]
zonelist_iter_begin mm/page_alloc.c:4722 [inline]
__alloc_pages_slowpath.constprop.0+0x167b/0x23d0 mm/page_alloc.c:5044
__alloc_pages+0x4aa/0x5b0 mm/page_alloc.c:5562
alloc_pages+0x1aa/0x270 mm/mempolicy.c:2285
__get_free_pages+0xc/0x40 mm/page_alloc.c:5599
kasan_populate_vmalloc_pte mm/kasan/shadow.c:271 [inline]
kasan_populate_vmalloc_pte+0x27/0x150 mm/kasan/shadow.c:262
apply_to_pte_range mm/memory.c:2600 [inline]
apply_to_pmd_range mm/memory.c:2644 [inline]
apply_to_pud_range mm/memory.c:2680 [inline]
apply_to_p4d_range mm/memory.c:2716 [inline]
__apply_to_page_range+0x68c/0x1030 mm/memory.c:2750
alloc_vmap_area+0x512/0x1ed0 mm/vmalloc.c:1647
__get_vm_area_node+0x142/0x3f0 mm/vmalloc.c:2515
__vmalloc_node_range+0x25b/0x13c0 mm/vmalloc.c:3187
__bpf_map_area_alloc+0xd0/0x160 kernel/bpf/syscall.c:332
queue_stack_map_alloc+0xfb/0x1b0 kernel/bpf/queue_stack_maps.c:77
find_and_alloc_map kernel/bpf/syscall.c:131 [inline]
map_create+0x4d3/0x18d0 kernel/bpf/syscall.c:1123
__sys_bpf+0x13b7/0x5000 kernel/bpf/syscall.c:4961
__do_sys_bpf kernel/bpf/syscall.c:5083 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5081 [inline]
__x64_sys_bpf+0x79/0xc0 kernel/bpf/syscall.c:5081
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fe2dfee16f9
Code: Unable to access opcode bytes at 0x7fe2dfee16cf.
RSP: 002b:00007fff40288368 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe2dfee16f9
RDX: 0000000000000048 RSI: 0000000020000040 RDI: 0000000000000000
RBP: 0000000000000000 R08: 00007fff40287df0 R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff4028839c
R13: 00007fff402883d0 R14: 00007fff402883b0 R15: 000000000000001c
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.375 msecs