INFO: task dhcpcd:5240 blocked for more than 149 seconds.
Not tainted 6.2.0-rc3-syzkaller-00008-g1fe4fd6f5cad #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:dhcpcd state:D stack:27992 pid:5240 ppid:4634 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5244 [inline]
__schedule+0x9d1/0xe40 kernel/sched/core.c:6555
schedule+0xcb/0x190 kernel/sched/core.c:6631
exp_funnel_lock kernel/rcu/tree_exp.h:315 [inline]
synchronize_rcu_expedited+0x785/0x890 kernel/rcu/tree_exp.h:946
synchronize_rcu+0x113/0x3f0 kernel/rcu/tree.c:3543
__unregister_prot_hook+0x3f2/0x540 net/packet/af_packet.c:382
packet_do_bind+0x42f/0xce0 net/packet/af_packet.c:3227
__sys_bind+0x233/0x2e0 net/socket.c:1776
__do_sys_bind net/socket.c:1787 [inline]
__se_sys_bind net/socket.c:1785 [inline]
__x64_sys_bind+0x76/0x80 net/socket.c:1785
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f89ffc9cce7
RSP: 002b:00007fff69921028 EFLAGS: 00000217
ORIG_RAX: 0000000000000031
RAX: ffffffffffffffda RBX: 000055d9a3c79b60 RCX: 00007f89ffc9cce7
RDX: 0000000000000014 RSI: 00007fff69921038 RDI: 0000000000000005
RBP: 0000000000000000 R08: 000055d9a55b1850 R09: 00007f89ffd5da60
R10: 0000000000200000 R11: 0000000000000217 R12: 000055d9a55af740
R13: 000055d9a55b15e8 R14: 00007fff6994190c R15: 00007fff69941934
INFO: task dhcpcd:5241 blocked for more than 151 seconds.
Not tainted 6.2.0-rc3-syzkaller-00008-g1fe4fd6f5cad #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:dhcpcd state:D
stack:24808 pid:5241 ppid:4634 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5244 [inline]
__schedule+0x9d1/0xe40 kernel/sched/core.c:6555
schedule+0xcb/0x190 kernel/sched/core.c:6631
synchronize_rcu_expedited+0x6d1/0x890 kernel/rcu/tree_exp.h:961
synchronize_rcu+0x113/0x3f0 kernel/rcu/tree.c:3543
__unregister_prot_hook+0x3f2/0x540 net/packet/af_packet.c:382
packet_do_bind+0x42f/0xce0 net/packet/af_packet.c:3227
__sys_bind+0x233/0x2e0 net/socket.c:1776
__do_sys_bind net/socket.c:1787 [inline]
__se_sys_bind net/socket.c:1785 [inline]
__x64_sys_bind+0x76/0x80 net/socket.c:1785
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f89ffc9cce7
RSP: 002b:00007fff69921028 EFLAGS: 00000217 ORIG_RAX: 0000000000000031
RAX: ffffffffffffffda RBX: 000055d9a3c79b60 RCX: 00007f89ffc9cce7
RDX: 0000000000000014 RSI: 00007fff69921038 RDI: 0000000000000005
RBP: 0000000000000000 R08: 000055d9a55b1850 R09: 00007f89ffd5da60
R10: 0000000000200000 R11: 0000000000000217 R12: 000055d9a55af740
R13: 000055d9a55ab8b8 R14: 00007fff6994190c R15: 00007fff69941934
INFO: task dhcpcd:5242 blocked for more than 152 seconds.
Not tainted 6.2.0-rc3-syzkaller-00008-g1fe4fd6f5cad #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:dhcpcd state:D
stack:28344 pid:5242 ppid:4634 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5244 [inline]
__schedule+0x9d1/0xe40 kernel/sched/core.c:6555
schedule+0xcb/0x190 kernel/sched/core.c:6631
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6690
__mutex_lock_common+0xecf/0x26c0 kernel/locking/mutex.c:679
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:799
exp_funnel_lock kernel/rcu/tree_exp.h:324 [inline]
synchronize_rcu_expedited+0x46f/0x890 kernel/rcu/tree_exp.h:946
synchronize_rcu+0x113/0x3f0 kernel/rcu/tree.c:3543
__unregister_prot_hook+0x3f2/0x540 net/packet/af_packet.c:382
packet_do_bind+0x42f/0xce0 net/packet/af_packet.c:3227
__sys_bind+0x233/0x2e0 net/socket.c:1776
__do_sys_bind net/socket.c:1787 [inline]
__se_sys_bind net/socket.c:1785 [inline]
__x64_sys_bind+0x76/0x80 net/socket.c:1785
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f89ffc9cce7
RSP: 002b:00007fff69921028 EFLAGS: 00000217 ORIG_RAX: 0000000000000031
RAX: ffffffffffffffda RBX: 000055d9a3c79b60 RCX: 00007f89ffc9cce7
RDX: 0000000000000014 RSI: 00007fff69921038 RDI: 0000000000000005
RBP: 0000000000000000 R08: 000055d9a55b1850 R09: 00007f89ffd5da60
R10: 0000000000200000 R11: 0000000000000217 R12: 000055d9a55af740
R13: 000055d9a55aba38 R14: 00007fff6994190c R15: 00007fff69941934
INFO: task dhcpcd:5243 blocked for more than 154 seconds.
Not tainted 6.2.0-rc3-syzkaller-00008-g1fe4fd6f5cad #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:dhcpcd state:D stack:28424 pid:5243 ppid:4634 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5244 [inline]
__schedule+0x9d1/0xe40 kernel/sched/core.c:6555
schedule+0xcb/0x190 kernel/sched/core.c:6631
exp_funnel_lock kernel/rcu/tree_exp.h:315 [inline]
synchronize_rcu_expedited+0x785/0x890 kernel/rcu/tree_exp.h:946
synchronize_rcu+0x113/0x3f0 kernel/rcu/tree.c:3543
__unregister_prot_hook+0x3f2/0x540 net/packet/af_packet.c:382
packet_do_bind+0x42f/0xce0 net/packet/af_packet.c:3227
__sys_bind+0x233/0x2e0 net/socket.c:1776
__do_sys_bind net/socket.c:1787 [inline]
__se_sys_bind net/socket.c:1785 [inline]
__x64_sys_bind+0x76/0x80 net/socket.c:1785
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f89ffc9cce7
RSP: 002b:00007fff69921028 EFLAGS: 00000217
ORIG_RAX: 0000000000000031
RAX: ffffffffffffffda RBX: 000055d9a3c79b60 RCX: 00007f89ffc9cce7
RDX: 0000000000000014 RSI: 00007fff69921038 RDI: 0000000000000005
RBP: 0000000000000000 R08: 000055d9a55b19d0 R09: 00007f89ffd5da60
R10: 0000000000200000 R11: 0000000000000217 R12: 000055d9a55af740
R13: 000055d9a55b18b8 R14: 00007fff6994190c R15: 00007fff69941934
INFO: task dhcpcd:5244 blocked for more than 155 seconds.
Not tainted 6.2.0-rc3-syzkaller-00008-g1fe4fd6f5cad #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:dhcpcd state:D stack:27992 pid:5244 ppid:4634 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5244 [inline]
__schedule+0x9d1/0xe40 kernel/sched/core.c:6555
schedule+0xcb/0x190 kernel/sched/core.c:6631
exp_funnel_lock kernel/rcu/tree_exp.h:315 [inline]
synchronize_rcu_expedited+0x785/0x890 kernel/rcu/tree_exp.h:946
synchronize_rcu+0x113/0x3f0 kernel/rcu/tree.c:3543
__unregister_prot_hook+0x3f2/0x540 net/packet/af_packet.c:382
packet_do_bind+0x42f/0xce0 net/packet/af_packet.c:3227
__sys_bind+0x233/0x2e0 net/socket.c:1776
__do_sys_bind net/socket.c:1787 [inline]
__se_sys_bind net/socket.c:1785 [inline]
__x64_sys_bind+0x76/0x80 net/socket.c:1785
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f89ffc9cce7
RSP: 002b:00007fff69921028 EFLAGS: 00000217 ORIG_RAX: 0000000000000031
RAX: ffffffffffffffda RBX: 000055d9a3c79b60 RCX: 00007f89ffc9cce7
RDX: 0000000000000014 RSI: 00007fff69921038 RDI: 0000000000000005
RBP: 0000000000000000 R08: 000055d9a55b1b50 R09: 00007f89ffd5da60
R10: 0000000000200000 R11: 0000000000000217 R12: 000055d9a55af740
R13: 000055d9a55b1a38 R14: 00007fff6994190c R15: 00007fff69941934
INFO: task dhcpcd:5245 blocked for more than 155 seconds.
Not tainted 6.2.0-rc3-syzkaller-00008-g1fe4fd6f5cad #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:dhcpcd state:D stack:27512 pid:5245 ppid:4634 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5244 [inline]
__schedule+0x9d1/0xe40 kernel/sched/core.c:6555
schedule+0xcb/0x190 kernel/sched/core.c:6631
exp_funnel_lock kernel/rcu/tree_exp.h:315 [inline]
synchronize_rcu_expedited+0x785/0x890 kernel/rcu/tree_exp.h:946
synchronize_rcu+0x113/0x3f0 kernel/rcu/tree.c:3543
__unregister_prot_hook+0x3f2/0x540 net/packet/af_packet.c:382
packet_do_bind+0x42f/0xce0 net/packet/af_packet.c:3227
__sys_bind+0x233/0x2e0 net/socket.c:1776
__do_sys_bind net/socket.c:1787 [inline]
__se_sys_bind net/socket.c:1785 [inline]
__x64_sys_bind+0x76/0x80 net/socket.c:1785
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f89ffc9cce7
RSP: 002b:00007fff69921028 EFLAGS: 00000217 ORIG_RAX: 0000000000000031
RAX: ffffffffffffffda RBX: 000055d9a3c79b60 RCX: 00007f89ffc9cce7
RDX: 0000000000000014 RSI: 00007fff69921038 RDI: 0000000000000005
RBP: 0000000000000000 R08: 000055d9a55b1cd0 R09: 00007f89ffd5da60
R10: 0000000000200000 R11: 0000000000000217 R12: 000055d9a55af740
R13: 000055d9a55b1bb8 R14: 00007fff6994190c R15: 00007fff69941934
Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/12:
#0: ffffffff8d5239d0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x30/0xd00 kernel/rcu/tasks.h:507
1 lock held by rcu_tasks_trace/13:
#0: ffffffff8d5241d0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x30/0xd00 kernel/rcu/tasks.h:507
1 lock held by khungtaskd/28:
#0: ffffffff8d523800 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
2 locks held by getty/4742:
#0: ffff88814a3e9098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:244
#1: ffffc900015902f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6e8/0x1e50 drivers/tty/n_tty.c:2177
1 lock held by syz-executor296/5123:
#0: ffff888077420fa8 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:811 [inline]
#0: ffff888077420fa8 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x51f/0x1060 mm/filemap.c:3161
1 lock held by syz-executor296/5124:
#0: ffff888077420fa8 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:811 [inline]
#0: ffff888077420fa8 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x51f/0x1060 mm/filemap.c:3161
1 lock held by syz-executor296/5125:
#0: ffff888077420fa8 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:811 [inline]
#0: ffff888077420fa8 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x51f/0x1060 mm/filemap.c:3161
1 lock held by syz-executor296/5126:
#0: ffff888077420fa8 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:811 [inline]
#0: ffff888077420fa8 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x51f/0x1060 mm/filemap.c:3161
1 lock held by syz-executor296/5127:
#0: ffff888077420fa8 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:811 [inline]
#0: ffff888077420fa8 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x51f/0x1060 mm/filemap.c:3161
6 locks held by kworker/1:6/5168:
1 lock held by dhcpcd/5240:
#0: ffff88807845c130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1725 [inline]
#0: ffff88807845c130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2a/0xce0 net/packet/af_packet.c:3194
2 locks held by dhcpcd/5241:
#0: ffff88802c0d0130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1725 [inline]
#0: ffff88802c0d0130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2a/0xce0 net/packet/af_packet.c:3194
#1: ffffffff8d528e38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:292 [inline]
#1: ffffffff8d528e38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x3a6/0x890 kernel/rcu/tree_exp.h:946
2 locks held by dhcpcd/5242:
#0: ffff888018e96130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1725 [inline]
#0: ffff888018e96130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2a/0xce0 net/packet/af_packet.c:3194
#1: ffffffff8d528e38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:324 [inline]
#1: ffffffff8d528e38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x46f/0x890 kernel/rcu/tree_exp.h:946
1 lock held by dhcpcd/5243:
#0: ffff8880935c8130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1725 [inline]
#0: ffff8880935c8130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2a/0xce0 net/packet/af_packet.c:3194
1 lock held by dhcpcd/5244:
#0: ffff88802b8b0130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1725 [inline]
#0: ffff88802b8b0130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2a/0xce0 net/packet/af_packet.c:3194
1 lock held by dhcpcd/5245:
#0: ffff88802b8b2130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1725 [inline]
#0: ffff88802b8b2130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2a/0xce0 net/packet/af_packet.c:3194
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.2.0-rc3-syzkaller-00008-g1fe4fd6f5cad #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+0x1e3/0x2d0 lib/dump_stack.c:106
nmi_cpu_backtrace+0x4e3/0x560 lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x19b/0x3e0 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+0xcd5/0xd20 kernel/hung_task.c:377
kthread+0x266/0x300 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 5168 Comm: kworker/1:6 Not tainted 6.2.0-rc3-syzkaller-00008-g1fe4fd6f5cad #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Workqueue: events drain_vmap_area_work
RIP: 0010:rcu_dynticks_curr_cpu_in_eqs include/linux/context_tracking.h:121 [inline]
RIP: 0010:rcu_is_watching+0xc/0xb0 kernel/rcu/tree.c:713
Code: 80 a1 52 8d 4c 89 e6 e8 f2 7c 0f 03 e9 2a ff ff ff e8 e8 eb 4f 09 0f 1f 84 00 00 00 00 00 41 57 41 56 53 65 ff 05 5c 6e 8d 7e af 02 50 09 89 c3 83 f8 08 73 75 49 bf 00 00 00 00 00 fc ff df
RSP: 0000:ffffc9000419f760 EFLAGS: 00000202
RAX: 0000000000000001 RBX: 1ffff92000833ef0 RCX: ffff888026b68000
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8eb025a8
RBP: ffffc9000419f808 R08: dffffc0000000000 R09: fffffbfff1d604b6
R10: fffffbfff1d604b6 R11: 1ffffffff1d604b5 R12: dffffc0000000000
R13: 1ffff92000833f14 R14: dffffc0000000000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1e54035040 CR3: 000000002c0ce000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rcu_read_lock_held_common kernel/rcu/update.c:108 [inline]
rcu_read_lock_sched_held+0x6b/0x130 kernel/rcu/update.c:123
trace_lock_acquire+0x98/0x260 include/trace/events/lock.h:24
lock_acquire+0xa5/0x400 kernel/locking/lockdep.c:5639
__raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
_raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154
spin_lock include/linux/spinlock.h:350 [inline]
kasan_depopulate_vmalloc_pte+0x16/0x80 mm/kasan/shadow.c:368
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+0x964/0xc70 mm/memory.c:2750
kasan_release_vmalloc+0x96/0xb0 mm/kasan/shadow.c:486
__purge_vmap_area_lazy+0xcfc/0x18f0 mm/vmalloc.c:1776
drain_vmap_area_work+0x3c/0xd0 mm/vmalloc.c:1809
process_one_work+0x81c/0xd10 kernel/workqueue.c:2289
worker_thread+0xb14/0x1330 kernel/workqueue.c:2436
kthread+0x266/0x300 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308