INFO: task syz-executor887:8807 blocked for more than 143 seconds.
Not tainted 5.4.0-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor887 D27400 8807 8805 0x20020004
Call Trace:
context_switch kernel/sched/core.c:3385 [inline]
__schedule+0x909/0x1ee0 kernel/sched/core.c:4079
schedule+0xdc/0x2b0 kernel/sched/core.c:4153
__lock_sock+0x165/0x290 net/core/sock.c:2413
lock_sock_nested+0xfe/0x120 net/core/sock.c:2938
virtio_transport_release+0xc4/0xcb0 net/vmw_vsock/virtio_transport_common.c:822
vsock_assign_transport+0xea/0x330 net/vmw_vsock/af_vsock.c:437
vsock_stream_connect+0x2b3/0xbe0 net/vmw_vsock/af_vsock.c:1268
__sys_connect+0x264/0x330 net/socket.c:1846
__do_sys_connect net/socket.c:1857 [inline]
__se_sys_connect net/socket.c:1854 [inline]
__ia32_sys_connect+0x72/0xb0 net/socket.c:1854
do_syscall_32_irqs_on arch/x86/entry/common.c:333 [inline]
do_fast_syscall_32+0x27b/0xdb3 arch/x86/entry/common.c:404
entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7f4aa39
Code: Bad RIP value.
RSP: 002b:00000000ffd06c6c EFLAGS: 00000213 ORIG_RAX: 000000000000016a
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020000000
RDX: 0000000000000010 RSI: 000000000000016a RDI: 0000000000000003
RBP: 00000000200000c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
INFO: task syz-executor887:8812 blocked for more than 143 seconds.
Not tainted 5.4.0-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor887 D27680 8812 8809 0x20020004
Call Trace:
context_switch kernel/sched/core.c:3385 [inline]
__schedule+0x909/0x1ee0 kernel/sched/core.c:4079
schedule+0xdc/0x2b0 kernel/sched/core.c:4153
__lock_sock+0x165/0x290 net/core/sock.c:2413
lock_sock_nested+0xfe/0x120 net/core/sock.c:2938
virtio_transport_release+0xc4/0xcb0 net/vmw_vsock/virtio_transport_common.c:822
vsock_assign_transport+0xea/0x330 net/vmw_vsock/af_vsock.c:437
vsock_stream_connect+0x2b3/0xbe0 net/vmw_vsock/af_vsock.c:1268
__sys_connect+0x264/0x330 net/socket.c:1846
__do_sys_connect net/socket.c:1857 [inline]
__se_sys_connect net/socket.c:1854 [inline]
__ia32_sys_connect+0x72/0xb0 net/socket.c:1854
do_syscall_32_irqs_on arch/x86/entry/common.c:333 [inline]
do_fast_syscall_32+0x27b/0xdb3 arch/x86/entry/common.c:404
entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7f4aa39
Code: Bad RIP value.
RSP: 002b:00000000ffd06c6c EFLAGS: 00000213 ORIG_RAX: 000000000000016a
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020000000
RDX: 0000000000000010 RSI: 000000000000016a RDI: 0000000000000003
RBP: 00000000200000c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
INFO: task syz-executor887:8813 blocked for more than 143 seconds.
Not tainted 5.4.0-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor887 D28144 8813 8811 0x20020004
Call Trace:
context_switch kernel/sched/core.c:3385 [inline]
__schedule+0x909/0x1ee0 kernel/sched/core.c:4079
schedule+0xdc/0x2b0 kernel/sched/core.c:4153
__lock_sock+0x165/0x290 net/core/sock.c:2413
lock_sock_nested+0xfe/0x120 net/core/sock.c:2938
virtio_transport_release+0xc4/0xcb0 net/vmw_vsock/virtio_transport_common.c:822
vsock_assign_transport+0xea/0x330 net/vmw_vsock/af_vsock.c:437
vsock_stream_connect+0x2b3/0xbe0 net/vmw_vsock/af_vsock.c:1268
__sys_connect+0x264/0x330 net/socket.c:1846
__do_sys_connect net/socket.c:1857 [inline]
__se_sys_connect net/socket.c:1854 [inline]
__ia32_sys_connect+0x72/0xb0 net/socket.c:1854
do_syscall_32_irqs_on arch/x86/entry/common.c:333 [inline]
do_fast_syscall_32+0x27b/0xdb3 arch/x86/entry/common.c:404
entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7f4aa39
Code: Bad RIP value.
RSP: 002b:00000000ffd06c6c EFLAGS: 00000213 ORIG_RAX: 000000000000016a
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020000000
RDX: 0000000000000010 RSI: 000000000000016a RDI: 0000000000000003
RBP: 00000000200000c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
INFO: task syz-executor887:8814 blocked for more than 144 seconds.
Not tainted 5.4.0-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor887 D28144 8814 8806 0x20020004
Call Trace:
context_switch kernel/sched/core.c:3385 [inline]
__schedule+0x909/0x1ee0 kernel/sched/core.c:4079
schedule+0xdc/0x2b0 kernel/sched/core.c:4153
__lock_sock+0x165/0x290 net/core/sock.c:2413
lock_sock_nested+0xfe/0x120 net/core/sock.c:2938
virtio_transport_release+0xc4/0xcb0 net/vmw_vsock/virtio_transport_common.c:822
vsock_assign_transport+0xea/0x330 net/vmw_vsock/af_vsock.c:437
vsock_stream_connect+0x2b3/0xbe0 net/vmw_vsock/af_vsock.c:1268
__sys_connect+0x264/0x330 net/socket.c:1846
__do_sys_connect net/socket.c:1857 [inline]
__se_sys_connect net/socket.c:1854 [inline]
__ia32_sys_connect+0x72/0xb0 net/socket.c:1854
do_syscall_32_irqs_on arch/x86/entry/common.c:333 [inline]
do_fast_syscall_32+0x27b/0xdb3 arch/x86/entry/common.c:404
entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7f4aa39
Code: Bad RIP value.
RSP: 002b:00000000ffd06c6c EFLAGS: 00000213 ORIG_RAX: 000000000000016a
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020000000
RDX: 0000000000000010 RSI: 000000000000016a RDI: 0000000000000003
RBP: 00000000200000c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
INFO: task syz-executor887:8815 blocked for more than 144 seconds.
Not tainted 5.4.0-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor887 D28144 8815 8808 0x20020004
Call Trace:
context_switch kernel/sched/core.c:3385 [inline]
__schedule+0x909/0x1ee0 kernel/sched/core.c:4079
schedule+0xdc/0x2b0 kernel/sched/core.c:4153
__lock_sock+0x165/0x290 net/core/sock.c:2413
lock_sock_nested+0xfe/0x120 net/core/sock.c:2938
virtio_transport_release+0xc4/0xcb0 net/vmw_vsock/virtio_transport_common.c:822
vsock_assign_transport+0xea/0x330 net/vmw_vsock/af_vsock.c:437
vsock_stream_connect+0x2b3/0xbe0 net/vmw_vsock/af_vsock.c:1268
__sys_connect+0x264/0x330 net/socket.c:1846
__do_sys_connect net/socket.c:1857 [inline]
__se_sys_connect net/socket.c:1854 [inline]
__ia32_sys_connect+0x72/0xb0 net/socket.c:1854
do_syscall_32_irqs_on arch/x86/entry/common.c:333 [inline]
do_fast_syscall_32+0x27b/0xdb3 arch/x86/entry/common.c:404
entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7f4aa39
Code: Bad RIP value.
RSP: 002b:00000000ffd06c6c EFLAGS: 00000213 ORIG_RAX: 000000000000016a
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020000000
RDX: 0000000000000010 RSI: 000000000000016a RDI: 0000000000000003
RBP: 00000000200000c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
INFO: task syz-executor887:8816 blocked for more than 144 seconds.
Not tainted 5.4.0-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor887 D28144 8816 8810 0x20020004
Call Trace:
context_switch kernel/sched/core.c:3385 [inline]
__schedule+0x909/0x1ee0 kernel/sched/core.c:4079
schedule+0xdc/0x2b0 kernel/sched/core.c:4153
__lock_sock+0x165/0x290 net/core/sock.c:2413
lock_sock_nested+0xfe/0x120 net/core/sock.c:2938
virtio_transport_release+0xc4/0xcb0 net/vmw_vsock/virtio_transport_common.c:822
vsock_assign_transport+0xea/0x330 net/vmw_vsock/af_vsock.c:437
vsock_stream_connect+0x2b3/0xbe0 net/vmw_vsock/af_vsock.c:1268
__sys_connect+0x264/0x330 net/socket.c:1846
__do_sys_connect net/socket.c:1857 [inline]
__se_sys_connect net/socket.c:1854 [inline]
__ia32_sys_connect+0x72/0xb0 net/socket.c:1854
do_syscall_32_irqs_on arch/x86/entry/common.c:333 [inline]
do_fast_syscall_32+0x27b/0xdb3 arch/x86/entry/common.c:404
entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7f4aa39
Code: Bad RIP value.
RSP: 002b:00000000ffd06c6c EFLAGS: 00000213 ORIG_RAX: 000000000000016a
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020000000
RDX: 0000000000000010 RSI: 000000000000016a RDI: 0000000000000003
RBP: 00000000200000c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Showing all locks held in the system:
1 lock held by khungtaskd/1070:
#0: ffffffff88fac3c0 (rcu_read_lock){....}, at: debug_show_all_locks+0x5f/0x27e kernel/locking/lockdep.c:5337
1 lock held by rsyslogd/8689:
#0: ffff8880a7962e20 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 fs/file.c:801
3 locks held by getty/8779:
#0: ffff8880a0ec2160 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 fs/file.c:801
#1: ffff88809a689090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:340
#2: ffffc90005f3d2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 drivers/tty/n_tty.c:2156
3 locks held by getty/8780:
#0: ffff888098d80ba0 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 fs/file.c:801
#1: ffff8880a7b40090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:340
#2: ffffc90005f452e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 drivers/tty/n_tty.c:2156
3 locks held by getty/8781:
#0: ffff88809146e0e0 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 fs/file.c:801
#1: ffff88809cb27090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:340
#2: ffffc90005f492e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 drivers/tty/n_tty.c:2156
3 locks held by getty/8782:
#0: ffff88808e5c0de0 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 fs/file.c:801
#1: ffff8880a4bb1090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:340
#2: ffffc90005f212e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 drivers/tty/n_tty.c:2156
3 locks held by getty/8783:
#0: ffff8880a5872b60 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 fs/file.c:801
#1: ffff8880a4369090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:340
#2: ffffc90005f352e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 drivers/tty/n_tty.c:2156
3 locks held by getty/8784:
#0: ffff8880a9ba8e20 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 fs/file.c:801
#1: ffff88809931f090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:340
#2: ffffc90005f2d2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 drivers/tty/n_tty.c:2156
3 locks held by getty/8785:
#0: ffff8880961d0b20 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 fs/file.c:801
#1: ffff8880a79dc090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:340
#2: ffffc90005f192e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 drivers/tty/n_tty.c:2156
1 lock held by syz-executor887/8807:
#0: ffff8880920ea8d0 (sk_lock-AF_VSOCK){+.+.}, at: lock_sock include/net/sock.h:1526 [inline]
#0: ffff8880920ea8d0 (sk_lock-AF_VSOCK){+.+.}, at: vsock_stream_connect+0xfb/0xbe0 net/vmw_vsock/af_vsock.c:1238
1 lock held by syz-executor887/8812:
#0: ffff8880a90d7910 (sk_lock-AF_VSOCK){+.+.}, at: lock_sock include/net/sock.h:1526 [inline]
#0: ffff8880a90d7910 (sk_lock-AF_VSOCK){+.+.}, at: vsock_stream_connect+0xfb/0xbe0 net/vmw_vsock/af_vsock.c:1238
1 lock held by syz-executor887/8813:
#0: ffff8880920ea150 (sk_lock-AF_VSOCK){+.+.}, at: lock_sock include/net/sock.h:1526 [inline]
#0: ffff8880920ea150 (sk_lock-AF_VSOCK){+.+.}, at: vsock_stream_connect+0xfb/0xbe0 net/vmw_vsock/af_vsock.c:1238
1 lock held by syz-executor887/8814:
#0: ffff8880a90d7190 (sk_lock-AF_VSOCK){+.+.}, at: lock_sock include/net/sock.h:1526 [inline]
#0: ffff8880a90d7190 (sk_lock-AF_VSOCK){+.+.}, at: vsock_stream_connect+0xfb/0xbe0 net/vmw_vsock/af_vsock.c:1238
1 lock held by syz-executor887/8815:
#0: ffff888095be8890 (sk_lock-AF_VSOCK){+.+.}, at: lock_sock include/net/sock.h:1526 [inline]
#0: ffff888095be8890 (sk_lock-AF_VSOCK){+.+.}, at: vsock_stream_connect+0xfb/0xbe0 net/vmw_vsock/af_vsock.c:1238
1 lock held by syz-executor887/8816:
#0: ffff8880a4bd3950 (sk_lock-AF_VSOCK){+.+.}, at: lock_sock include/net/sock.h:1526 [inline]
#0: ffff8880a4bd3950 (sk_lock-AF_VSOCK){+.+.}, at: vsock_stream_connect+0xfb/0xbe0 net/vmw_vsock/af_vsock.c:1238
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 1070 Comm: khungtaskd Not tainted 5.4.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x197/0x210 lib/dump_stack.c:118
nmi_cpu_backtrace.cold+0x70/0xb2 lib/nmi_backtrace.c:101
nmi_trigger_cpumask_backtrace+0x23b/0x28b lib/nmi_backtrace.c:62
arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38
trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:205 [inline]
watchdog+0x9d0/0xef0 kernel/hung_task.c:289
kthread+0x361/0x430 kernel/kthread.c:255
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.4.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:msecs_to_jiffies include/linux/jiffies.h:371 [inline]
RIP: 0010:get_sd_balance_interval kernel/sched/fair.c:9074 [inline]
RIP: 0010:rebalance_domains+0x71f/0xba0 kernel/sched/fair.c:9259
Code: 83 e0 07 83 c0 03 38 c8 7c 08 84 c9 0f 85 d6 03 00 00 44 8b 85 6c ff ff ff 41 8b 47 48 45 85 c0 48 89 c7 74 05 89 d7 0f af f8 <4c> 89 95 40 ff ff ff e8 f5 44 0e 00 b9 01 00 00 00 8b b5 48 ff ff
RSP: 0018:ffff8880ae809d18 EFLAGS: 00000246
RAX: 0000000000000002 RBX: 000000000000d0e8 RCX: 0000000000000000
RDX: 0000000000000020 RSI: ffff8880a9943c48 RDI: 0000000000000002
RBP: ffff8880ae809df8 R08: 0000000000000000 R09: dffffc0000000000
R10: fffffbfff11c1200 R11: 0000000000000000 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000100006f56 R15: ffff8880a9943c00
FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000001f2c000 CR3: 000000009c96f000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
_nohz_idle_balance+0x336/0x3f0 kernel/sched/fair.c:9663
nohz_idle_balance kernel/sched/fair.c:9709 [inline]
run_rebalance_domains+0x1c6/0x2d0 kernel/sched/fair.c:9893
__do_softirq+0x262/0x98c kernel/softirq.c:292
invoke_softirq kernel/softirq.c:373 [inline]
irq_exit+0x19b/0x1e0 kernel/softirq.c:413
scheduler_ipi+0x3ae/0x640 kernel/sched/core.c:2348
smp_reschedule_interrupt+0x78/0x4c0 arch/x86/kernel/smp.c:244
reschedule_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:854
RIP: 0010:native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:61
Code: 28 c2 59 fa eb 8a 90 90 90 90 90 90 e9 07 00 00 00 0f 00 2d 94 e7 51 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d 84 e7 51 00 fb f4 90 55 48 89 e5 41 57 41 56 41 55 41 54 53 e8 9e 4a 0b fa e8 29
RSP: 0018:ffffffff88e07ce8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff02
RAX: 1ffffffff11e65ef RBX: ffffffff88e7a1c0 RCX: 0000000000000000
RDX: dffffc0000000000 RSI: 0000000000000006 RDI: ffffffff88e7aa54
RBP: ffffffff88e07d18 R08: ffffffff88e7a1c0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: ffffffff89c76a00 R14: 0000000000000000 R15: 0000000000000000
arch_cpu_idle+0xa/0x10 arch/x86/kernel/process.c:571
default_idle_call+0x84/0xb0 kernel/sched/idle.c:94
cpuidle_idle_call kernel/sched/idle.c:154 [inline]
do_idle+0x3b7/0x6e0 kernel/sched/idle.c:263
cpu_startup_entry+0x1b/0x20 kernel/sched/idle.c:355
rest_init+0x245/0x37b init/main.c:451
arch_call_rest_init+0xe/0x1b
start_kernel+0x904/0x943 init/main.c:784
x86_64_start_reservations+0x29/0x2b arch/x86/kernel/head64.c:490
x86_64_start_kernel+0x77/0x7b arch/x86/kernel/head64.c:471
secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:241