Info

Permalink
Function
__warn
First occurrence
2020-09-23
Last occurrence
2024-04-14
State
NEW
Components
kernel
Quality
-25

Statistics

Operating system Count
CentOS 7 748
Architecture Count
x86_64 748
Related packages Count
kernel 748
 0:3.10.0-957.el7 73
 0:3.10.0-693.el7 68
 0:3.10.0-1160.el7 47
 0:3.10.0-1160.66.1.el7 44
 0:3.10.0-1127.13.1.el7 42
 0:3.10.0-957.10.1.el7 38
 0:3.10.0-1160.59.1.el7 37
 0:3.10.0-1127.19.1.el7 33
 0:3.10.0-1160.25.1.el7 26
 0:3.10.0-1160.83.1.el7 26
 0:3.10.0-1160.15.2.el7 22
 0:3.10.0-693.2.2.el7 18
 0:3.10.0-862.el7 17
 0:3.10.0-1160.80.1.el7 15
 0:3.10.0-1062.el7 14
 0:3.10.0-1160.76.1.el7 14
 0:3.10.0-693.21.1.el7 13
 0:3.10.0-862.11.6.el7 12
 0:3.10.0-1160.6.1.el7 11
 0:3.10.0-693.17.1.el7 10
 0:3.10.0-1062.9.1.el7 10
 0:3.10.0-1160.102.1.el7 10
 0:3.10.0-1160.45.1.el7 10
 0:3.10.0-1160.71.1.el7 10
 0:3.10.0-1127.18.2.el7 9
 0:3.10.0-1160.90.1.el7 9
 0:3.10.0-1160.2.2.el7 8
 0:3.10.0-1160.81.1.el7 8
 0:3.10.0-862.14.4.el7 8
 0:3.10.0-957.1.3.el7 7
 0:3.10.0-1062.4.3.el7 7
 0:3.10.0-1160.105.1.el7 7
 0:3.10.0-1160.11.1.el7 7
 0:3.10.0-1062.1.2.el7 5
 0:3.10.0-862.3.2.el7 5
 0:3.10.0-1062.12.1.el7 4
 0:3.10.0-957.21.3.el7 3
 0:3.10.0-1160.108.1.el7 3
 0:3.10.0-1160.62.1.el7 3
 0:3.10.0-1160.95.1.el7 3
 0:3.10.0-1160.99.1.el7 3
 0:3.10.0-862.9.1.el7 3
 0:3.10.0-957.12.1.el7 2
 0:3.10.0-957.21.2.el7 2
 0:3.10.0-957.27.2.el7 2
 0:3.10.0-957.5.1.el7 2
 0:3.10.0-693.11.1.el7 2
 0:3.10.0-1127.el7 2
 0:3.10.0-1160.21.1.el7 2
 0:3.10.0-1160.42.2.el7 2
 0:3.10.0-862.2.3.el7 2
 0:3.10.0-1062.4.1.el7 1
 0:3.10.0-1160.114.2.el7 1
 0:3.10.0-1160.49.1.el7 1
 0:3.10.0-1160.53.1.el7 1
 0:3.10.0-1160.92.1.el7 1
 0:3.10.0-862.6.3.el7 1
 0:3.10.0-1062.18.1.el7 1
 0:3.10.0-1160.36.2.el7 1

Packages names with count less than the total count of reports are most probably not the cause of the problem.

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Report backtrace


Complete report #395041
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffff9a361dc1
Build id: 3.10.0-957.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffff99c97648
Build id: 3.10.0-957.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffff99c9778d
Build id: 3.10.0-957.el7.x86_64 		0x1d
4
balloon_up
hv_balloon 0xffffffffc03ce470
Build id: 3.10.0-957.el7.x86_64 		0x3e0
5
process_one_work
vmlinux 0xffffffff99cb9d4f
Build id: 3.10.0-957.el7.x86_64 		0x17f
6
worker_thread
vmlinux 0xffffffff99cbade6
Build id: 3.10.0-957.el7.x86_64 		0x126
7
? manage_workers.isra.25
vmlinux 0xffffffff99cbacc0
Build id: 3.10.0-957.el7.x86_64 		0x2a0
8
kthread
vmlinux 0xffffffff99cc1c31
Build id: 3.10.0-957.el7.x86_64 		0xd1
9
? insert_kthread_work
vmlinux 0xffffffff99cc1b60
Build id: 3.10.0-957.el7.x86_64 		0x40
10
ret_from_fork_nospec_begin
vmlinux 0xffffffff9a374c1d
Build id: 3.10.0-957.el7.x86_64 		0x7
11
? insert_kthread_work
vmlinux 0xffffffff99cc1b60
Build id: 3.10.0-957.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 92254 at drivers/hv/hv_balloon.c:1269 balloon_up+0x3e0/0x4f0 [hv_balloon]
Modules linked in: arc4 md4 nls_utf8 cifs ccm dns_resolver ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_REJECT nf_reject_ipv6 xt_conntrack falcon_lsm_serviceable(PE) falcon_nf_netcontain(PE) falcon_kal(E) falcon_lsm_pinned_13207(E) ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter nfit libnvdimm iosf_mbi joydev hv_utils ptp hv_balloon pps_core sg i2c_piix4 pcspkr ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic crct10dif_common sr_mod cdrom ata_generic pata_acpi hv_storvsc scsi_transport_fc
hv_netvsc hyperv_keyboard scsi_tgt hid_hyperv floppy hyperv_fb ata_piix hv_vmbus serio_raw libata dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 92254 Comm: kworker/0:0 Kdump: loaded Tainted: P            E  ------------   3.10.0-957.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090007  05/18/2018
Workqueue: events balloon_up [hv_balloon]
Call Trace:
[<ffffffff9a361dc1>] dump_stack+0x19/0x1b
[<ffffffff99c97648>] __warn+0xd8/0x100
[<ffffffff99c9778d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc03ce470>] balloon_up+0x3e0/0x4f0 [hv_balloon]
[<ffffffff99cb9d4f>] process_one_work+0x17f/0x440
[<ffffffff99cbade6>] worker_thread+0x126/0x3c0
[<ffffffff99cbacc0>] ? manage_workers.isra.25+0x2a0/0x2a0
[<ffffffff99cc1c31>] kthread+0xd1/0xe0
[<ffffffff99cc1b60>] ? insert_kthread_work+0x40/0x40
[<ffffffff9a374c1d>] ret_from_fork_nospec_begin+0x7/0x21
[<ffffffff99cc1b60>] ? insert_kthread_work+0x40/0x40
Complete report #628981
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffff816a3d91
Build id: 3.10.0-693.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffff810879c8
Build id: 3.10.0-693.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffff81087b0d
Build id: 3.10.0-693.el7.x86_64 		0x1d
4
balloon_up
hv_balloon 0xffffffffc01a41cf
Build id: 3.10.0-693.el7.x86_64 		0x3df
5
process_one_work
vmlinux 0xffffffff810a881a
Build id: 3.10.0-693.el7.x86_64 		0x17a
6
worker_thread
vmlinux 0xffffffff810a94e6
Build id: 3.10.0-693.el7.x86_64 		0x126
7
? manage_workers.isra.24
vmlinux 0xffffffff810a93c0
Build id: 3.10.0-693.el7.x86_64 		0x2a0
8
kthread
vmlinux 0xffffffff810b098f
Build id: 3.10.0-693.el7.x86_64 		0xcf
9
? do_exit
vmlinux 0xffffffff8108ddeb
Build id: 3.10.0-693.el7.x86_64 		0x6bb
10
? insert_kthread_work
vmlinux 0xffffffff810b08c0
Build id: 3.10.0-693.el7.x86_64 		0x40
11
ret_from_fork
vmlinux 0xffffffff816b4f18
Build id: 3.10.0-693.el7.x86_64 		0x58
12
? insert_kthread_work
vmlinux 0xffffffff810b08c0
Build id: 3.10.0-693.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 57217 at drivers/hv/hv_balloon.c:1226 balloon_up+0x3df/0x4f0 [hv_balloon]
Modules linked in: fuse edac_core iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd sg joydev hv_utils ptp pps_core hv_balloon i2c_piix4 i2c_core pcspkr nfsd auth_rpcgss nfs_acl lockd grace sunrpc ip_tables xfs libcrc32c sr_mod sd_mod cdrom crc_t10dif crct10dif_generic ata_generic pata_acpi hv_storvsc scsi_transport_fc hv_netvsc hyperv_keyboard hid_hyperv scsi_tgt ata_piix hyperv_fb libata crct10dif_pclmul crct10dif_common crc32c_intel hv_vmbus floppy serio_raw dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 57217 Comm: kworker/0:0 Not tainted 3.10.0-693.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090006  04/28/2016
Workqueue: events balloon_up [hv_balloon]
0000000000000000 00000000c2d6e5b6 ffff88011431fd78 ffffffff816a3d91
ffff88011431fdb8 ffffffff810879c8 000004cafe616cc0 ffffffffc01a6468
ffff8801ba7fa380 ffff8801fe616540 ffff8801fe61a700 0000000000000000
Call Trace:
[<ffffffff816a3d91>] dump_stack+0x19/0x1b
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087b0d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc01a41cf>] balloon_up+0x3df/0x4f0 [hv_balloon]
[<ffffffff810a881a>] process_one_work+0x17a/0x440
[<ffffffff810a94e6>] worker_thread+0x126/0x3c0
[<ffffffff810a93c0>] ? manage_workers.isra.24+0x2a0/0x2a0
[<ffffffff810b098f>] kthread+0xcf/0xe0
[<ffffffff8108ddeb>] ? do_exit+0x6bb/0xa40
[<ffffffff810b08c0>] ? insert_kthread_work+0x40/0x40
[<ffffffff816b4f18>] ret_from_fork+0x58/0x90
[<ffffffff810b08c0>] ? insert_kthread_work+0x40/0x40
Complete report #666
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffff90761dc1
Build id: 3.10.0-957.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffff90097648
Build id: 3.10.0-957.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffff9009778d
Build id: 3.10.0-957.el7.x86_64 		0x1d
4
balloon_up
hv_balloon 0xffffffffc0300470
Build id: 3.10.0-957.el7.x86_64 		0x3e0
5
process_one_work
vmlinux 0xffffffff900b9d4f
Build id: 3.10.0-957.el7.x86_64 		0x17f
6
worker_thread
vmlinux 0xffffffff900bade6
Build id: 3.10.0-957.el7.x86_64 		0x126
7
? manage_workers.isra.25
vmlinux 0xffffffff900bacc0
Build id: 3.10.0-957.el7.x86_64 		0x2a0
8
kthread
vmlinux 0xffffffff900c1c31
Build id: 3.10.0-957.el7.x86_64 		0xd1
9
? insert_kthread_work
vmlinux 0xffffffff900c1b60
Build id: 3.10.0-957.el7.x86_64 		0x40
10
ret_from_fork_nospec_begin
vmlinux 0xffffffff90774c1d
Build id: 3.10.0-957.el7.x86_64 		0x7
11
? insert_kthread_work
vmlinux 0xffffffff900c1b60
Build id: 3.10.0-957.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 57474 at drivers/hv/hv_balloon.c:1269 balloon_up+0x3e0/0x4f0 [hv_balloon]
Modules linked in: xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun devlink ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter sunrpc iosf_mbi crc32_pclmul ghash_clmulni_intel joydev aesni_intel lrw gf128mul glue_helper ablk_helper cryptd hv_utils ptp hv_balloon pps_core pcspkr sg i2c_piix4 ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic sr_mod cdrom hv_netvsc hv_storvsc scsi_transport_fc hyperv_keyboard
scsi_tgt hid_hyperv ata_generic crct10dif_pclmul pata_acpi crct10dif_common crc32c_intel floppy hyperv_fb ata_piix libata serio_raw hv_vmbus dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 57474 Comm: kworker/0:2 Kdump: loaded Not tainted 3.10.0-957.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090007  05/18/2018
Workqueue: events balloon_up [hv_balloon]
Call Trace:
[<ffffffff90761dc1>] dump_stack+0x19/0x1b
[<ffffffff90097648>] __warn+0xd8/0x100
[<ffffffff9009778d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc0300470>] balloon_up+0x3e0/0x4f0 [hv_balloon]
[<ffffffff900b9d4f>] process_one_work+0x17f/0x440
[<ffffffff900bade6>] worker_thread+0x126/0x3c0
[<ffffffff900bacc0>] ? manage_workers.isra.25+0x2a0/0x2a0
[<ffffffff900c1c31>] kthread+0xd1/0xe0
[<ffffffff900c1b60>] ? insert_kthread_work+0x40/0x40
[<ffffffff90774c1d>] ret_from_fork_nospec_begin+0x7/0x21
[<ffffffff900c1b60>] ? insert_kthread_work+0x40/0x40
Complete report #521898
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffffa95865c9
Build id: 3.10.0-1160.76.1.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffffa8e9b408
Build id: 3.10.0-1160.76.1.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffffa8e9b54d
Build id: 3.10.0-1160.76.1.el7.x86_64 		0x1d
4
balloon_up
hv_balloon 0xffffffffc04094ce
Build id: 3.10.0-1160.76.1.el7.x86_64 		0x22e
5
process_one_work
vmlinux 0xffffffffa8ebdfbf
Build id: 3.10.0-1160.76.1.el7.x86_64 		0x17f
6
worker_thread
vmlinux 0xffffffffa8ebf0d6
Build id: 3.10.0-1160.76.1.el7.x86_64 		0x126
7
? manage_workers.isra.26
vmlinux 0xffffffffa8ebefb0
Build id: 3.10.0-1160.76.1.el7.x86_64 		0x2a0
8
kthread
vmlinux 0xffffffffa8ec5f91
Build id: 3.10.0-1160.76.1.el7.x86_64 		0xd1
9
? insert_kthread_work
vmlinux 0xffffffffa8ec5ec0
Build id: 3.10.0-1160.76.1.el7.x86_64 		0x40
10
ret_from_fork_nospec_begin
vmlinux 0xffffffffa9599df7
Build id: 3.10.0-1160.76.1.el7.x86_64 		0x21
11
? insert_kthread_work
vmlinux 0xffffffffa8ec5ec0
Build id: 3.10.0-1160.76.1.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 98126 at drivers/hv/hv_balloon.c:1279 balloon_up+0x22e/0x330 [hv_balloon]
Modules linked in: xt_owner iptable_filter sb_edac iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd joydev hv_utils sg ptp pps_core hv_balloon i2c_piix4 pcspkr auth_rpcgss sunrpc ip_tables xfs libcrc32c sr_mod cdrom sd_mod crc_t10dif crct10dif_generic ata_generic pata_acpi hv_netvsc hv_storvsc hid_hyperv hyperv_keyboard scsi_transport_fc crct10dif_pclmul crct10dif_common scsi_tgt ata_piix crc32c_intel libata serio_raw hyperv_fb hv_vmbus floppy dm_mirror dm_region_hash dm_log dm_mod fuse
CPU: 0 PID: 98126 Comm: kworker/0:2 Kdump: loaded Tainted: G        W      ------------ T 3.10.0-1160.76.1.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090007  05/18/2018
Workqueue: events balloon_up [hv_balloon]
Call Trace:
[<ffffffffa95865c9>] dump_stack+0x19/0x1b
[<ffffffffa8e9b408>] __warn+0xd8/0x100
[<ffffffffa8e9b54d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc04094ce>] balloon_up+0x22e/0x330 [hv_balloon]
[<ffffffffa8ebdfbf>] process_one_work+0x17f/0x440
[<ffffffffa8ebf0d6>] worker_thread+0x126/0x3c0
[<ffffffffa8ebefb0>] ? manage_workers.isra.26+0x2a0/0x2a0
[<ffffffffa8ec5f91>] kthread+0xd1/0xe0
[<ffffffffa8ec5ec0>] ? insert_kthread_work+0x40/0x40
[<ffffffffa9599df7>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffffa8ec5ec0>] ? insert_kthread_work+0x40/0x40
Complete report #436765
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffffa5b61e41
Build id: 3.10.0-957.1.3.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffffa5497648
Build id: 3.10.0-957.1.3.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffffa549778d
Build id: 3.10.0-957.1.3.el7.x86_64 		0x1d
4
balloon_up
hv_balloon 0xffffffffc0487110
Build id: 3.10.0-957.1.3.el7.x86_64 		0x3e0
5
process_one_work
vmlinux 0xffffffffa54b9d4f
Build id: 3.10.0-957.1.3.el7.x86_64 		0x17f
6
worker_thread
vmlinux 0xffffffffa54bade6
Build id: 3.10.0-957.1.3.el7.x86_64 		0x126
7
? manage_workers.isra.25
vmlinux 0xffffffffa54bacc0
Build id: 3.10.0-957.1.3.el7.x86_64 		0x2a0
8
kthread
vmlinux 0xffffffffa54c1c31
Build id: 3.10.0-957.1.3.el7.x86_64 		0xd1
9
? insert_kthread_work
vmlinux 0xffffffffa54c1b60
Build id: 3.10.0-957.1.3.el7.x86_64 		0x40
10
ret_from_fork_nospec_begin
vmlinux 0xffffffffa5b74c37
Build id: 3.10.0-957.1.3.el7.x86_64 		0x21
11
? insert_kthread_work
vmlinux 0xffffffffa54c1b60
Build id: 3.10.0-957.1.3.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 35816 at /root/rpmbuild/BUILD/hv/obj/default/hv_balloon.c:1265 balloon_up+0x3e0/0x4f0 [hv_balloon]
Modules linked in: ipmi_devintf ipmi_msghandler st lp parport_pc ppdev parport hcpdriver(POE) dm_mirror dm_region_hash dm_log dm_mod vfat fat sb_edac iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd joydev pcspkr sg hv_utils(OE) ptp hv_balloon(OE) pps_core ip_tables xfs libcrc32c sr_mod sd_mod cdrom crc_t10dif crct10dif_generic hv_storvsc(OE) scsi_transport_fc serio_raw scsi_tgt crct10dif_pclmul crct10dif_common crc32c_intel hv_netvsc(OE) hyperv_fb(OE) hyperv_keyboard(OE) hid_hyperv(OE) hv_vmbus(OE) [last unloaded: parport_pc]
CPU: 0 PID: 35816 Comm: kworker/0:2 Tainted: P           OE  ------------   3.10.0-957.1.3.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v1.0 11/26/2012
Workqueue: events balloon_up [hv_balloon]
Call Trace:
[<ffffffffa5b61e41>] dump_stack+0x19/0x1b
[<ffffffffa5497648>] __warn+0xd8/0x100
[<ffffffffa549778d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc0487110>] balloon_up+0x3e0/0x4f0 [hv_balloon]
[<ffffffffa54b9d4f>] process_one_work+0x17f/0x440
[<ffffffffa54bade6>] worker_thread+0x126/0x3c0
[<ffffffffa54bacc0>] ? manage_workers.isra.25+0x2a0/0x2a0
[<ffffffffa54c1c31>] kthread+0xd1/0xe0
[<ffffffffa54c1b60>] ? insert_kthread_work+0x40/0x40
[<ffffffffa5b74c37>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffffa54c1b60>] ? insert_kthread_work+0x40/0x40
Complete report #236278
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffffa5583559
Build id: 3.10.0-1160.36.2.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffffa4e9b258
Build id: 3.10.0-1160.36.2.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffffa4e9b39d
Build id: 3.10.0-1160.36.2.el7.x86_64 		0x1d
4
balloon_up
hv_balloon 0xffffffffc05374ce
Build id: 3.10.0-1160.36.2.el7.x86_64 		0x22e
5
process_one_work
vmlinux 0xffffffffa4ebde6f
Build id: 3.10.0-1160.36.2.el7.x86_64 		0x17f
6
worker_thread
vmlinux 0xffffffffa4ebef86
Build id: 3.10.0-1160.36.2.el7.x86_64 		0x126
7
? manage_workers.isra.26
vmlinux 0xffffffffa4ebee60
Build id: 3.10.0-1160.36.2.el7.x86_64 		0x2a0
8
kthread
vmlinux 0xffffffffa4ec5e41
Build id: 3.10.0-1160.36.2.el7.x86_64 		0xd1
9
? insert_kthread_work
vmlinux 0xffffffffa4ec5d70
Build id: 3.10.0-1160.36.2.el7.x86_64 		0x40
10
ret_from_fork_nospec_begin
vmlinux 0xffffffffa5595df7
Build id: 3.10.0-1160.36.2.el7.x86_64 		0x21
11
? insert_kthread_work
vmlinux 0xffffffffa4ec5d70
Build id: 3.10.0-1160.36.2.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 221417 at drivers/hv/hv_balloon.c:1279 balloon_up+0x22e/0x330 [hv_balloon]
Modules linked in: binfmt_misc ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat iptable_mangle iptable_security iptable_raw nf_conntrack ip_set ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter sisap(POE) vfat fat sb_edac iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel joydev lrw gf128mul glue_helper ablk_helper cryptd sg sisevt(PE) hv_utils ptp pps_core hv_balloon pcspkr ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic hv_storvsc scsi_transport_fc hv_netvsc serio_raw scsi_tgt hyperv_fb hid_hyperv hyperv_keyboard crct10dif_pclmul
crct10dif_common crc32c_intel hv_vmbus dm_mirror dm_region_hash dm_log dm_mod fuse [last unloaded: ipmi_msghandler]
CPU: 0 PID: 221417 Comm: kworker/0:1 Kdump: loaded Tainted: P           OE  ------------   3.10.0-1160.36.2.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.0 12/17/2019
Workqueue: events balloon_up [hv_balloon]
Call Trace:
[<ffffffffa5583559>] dump_stack+0x19/0x1b
[<ffffffffa4e9b258>] __warn+0xd8/0x100
[<ffffffffa4e9b39d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc05374ce>] balloon_up+0x22e/0x330 [hv_balloon]
[<ffffffffa4ebde6f>] process_one_work+0x17f/0x440
[<ffffffffa4ebef86>] worker_thread+0x126/0x3c0
[<ffffffffa4ebee60>] ? manage_workers.isra.26+0x2a0/0x2a0
[<ffffffffa4ec5e41>] kthread+0xd1/0xe0
[<ffffffffa4ec5d70>] ? insert_kthread_work+0x40/0x40
[<ffffffffa5595df7>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffffa4ec5d70>] ? insert_kthread_work+0x40/0x40
Complete report #153136
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffff9737ffa5
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffff96c9bd18
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffff96c9be5d
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x1d
4
balloon_up
hv_balloon 0xffffffffc04f34ce
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x22e
5
process_one_work
vmlinux 0xffffffff96cbe6bf
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x17f
6
worker_thread
vmlinux 0xffffffff96cbf7d6
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x126
7
? manage_workers.isra.26
vmlinux 0xffffffff96cbf6b0
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x2a0
8
kthread
vmlinux 0xffffffff96cc6691
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xd1
9
? insert_kthread_work
vmlinux 0xffffffff96cc65c0
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x40
10
ret_from_fork_nospec_begin
vmlinux 0xffffffff97392d37
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x21
11
? insert_kthread_work
vmlinux 0xffffffff96cc65c0
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 64081 at drivers/hv/hv_balloon.c:1279 balloon_up+0x22e/0x330 [hv_balloon]
Modules linked in: xt_time tcp_diag inet_diag kcare(OE) xt_owner xt_multiport ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat iptable_mangle iptable_security iptable_raw nf_conntrack isofs xfs ip_set libcrc32c nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter loop sunrpc vfat fat sb_edac hv_utils joydev iosf_mbi ptp sg pps_core hv_balloon pcspkr ip_tables ext4 mbcache jbd2 sd_mod crc_t10dif crct10dif_generic sr_mod cdrom crct10dif_common serio_raw hv_storvsc scsi_transport_fc hv_netvsc hyperv_fb scsi_tgt hyperv_keyboard
hid_hyperv hv_vmbus dm_mirror dm_region_hash dm_log dm_mod fuse
CPU: 0 PID: 64081 Comm: kworker/0:2 Tainted: G           OE  ------------   3.10.0-1127.19.1.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.0 12/17/2019
Workqueue: events balloon_up [hv_balloon]
Call Trace:
[<ffffffff9737ffa5>] dump_stack+0x19/0x1b
[<ffffffff96c9bd18>] __warn+0xd8/0x100
[<ffffffff96c9be5d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc04f34ce>] balloon_up+0x22e/0x330 [hv_balloon]
[<ffffffff96cbe6bf>] process_one_work+0x17f/0x440
[<ffffffff96cbf7d6>] worker_thread+0x126/0x3c0
[<ffffffff96cbf6b0>] ? manage_workers.isra.26+0x2a0/0x2a0
[<ffffffff96cc6691>] kthread+0xd1/0xe0
[<ffffffff96cc65c0>] ? insert_kthread_work+0x40/0x40
[<ffffffff97392d37>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffff96cc65c0>] ? insert_kthread_work+0x40/0x40
Complete report #86396
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffffac181fba
Build id: 3.10.0-1160.15.2.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffffaba9b1b8
Build id: 3.10.0-1160.15.2.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffffaba9b2fd
Build id: 3.10.0-1160.15.2.el7.x86_64 		0x1d
4
balloon_up
hv_balloon 0xffffffffc05344ce
Build id: 3.10.0-1160.15.2.el7.x86_64 		0x22e
5
process_one_work
vmlinux 0xffffffffababde3f
Build id: 3.10.0-1160.15.2.el7.x86_64 		0x17f
6
worker_thread
vmlinux 0xffffffffababef56
Build id: 3.10.0-1160.15.2.el7.x86_64 		0x126
7
? manage_workers.isra.26
vmlinux 0xffffffffababee30
Build id: 3.10.0-1160.15.2.el7.x86_64 		0x2a0
8
kthread
vmlinux 0xffffffffabac5e11
Build id: 3.10.0-1160.15.2.el7.x86_64 		0xd1
9
? system_call_after_swapgs
vmlinux 0xffffffffac194ec9
Build id: 3.10.0-1160.15.2.el7.x86_64 		0x96
10
? insert_kthread_work
vmlinux 0xffffffffabac5d40
Build id: 3.10.0-1160.15.2.el7.x86_64 		0x40
11
ret_from_fork_nospec_begin
vmlinux 0xffffffffac194df7
Build id: 3.10.0-1160.15.2.el7.x86_64 		0x21
12
? insert_kthread_work
vmlinux 0xffffffffabac5d40
Build id: 3.10.0-1160.15.2.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 879 at drivers/hv/hv_balloon.c:1279 balloon_up+0x22e/0x330 [hv_balloon]
Modules linked in: xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 devlink tun binfmt_misc nf_conntrack_netbios_ns nf_conntrack_broadcast ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat iptable_mangle iptable_security iptable_raw nf_conntrack ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter sunrpc sb_edac iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd joydev sg hv_utils ptp pps_core hv_balloon i2c_piix4 pcspkr ip_tables xfs libcrc32c sr_mod cdrom sd_mod crc_t10dif
ata_generic crct10dif_generic pata_acpi hv_netvsc hv_storvsc scsi_transport_fc hid_hyperv scsi_tgt hyperv_keyboard crct10dif_pclmul crct10dif_common crc32c_intel ata_piix libata hyperv_fb serio_raw hv_vmbus floppy dm_mirror dm_region_hash dm_log dm_mod fuse
CPU: 0 PID: 879 Comm: kworker/0:0 Kdump: loaded Not tainted 3.10.0-1160.15.2.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090007  05/18/2018
Workqueue: events balloon_up [hv_balloon]
Call Trace:
[<ffffffffac181fba>] dump_stack+0x19/0x1b
[<ffffffffaba9b1b8>] __warn+0xd8/0x100
[<ffffffffaba9b2fd>] warn_slowpath_null+0x1d/0x20
[<ffffffffc05344ce>] balloon_up+0x22e/0x330 [hv_balloon]
[<ffffffffababde3f>] process_one_work+0x17f/0x440
[<ffffffffababef56>] worker_thread+0x126/0x3c0
[<ffffffffababee30>] ? manage_workers.isra.26+0x2a0/0x2a0
[<ffffffffabac5e11>] kthread+0xd1/0xe0
[<ffffffffac194ec9>] ? system_call_after_swapgs+0x96/0x13a
[<ffffffffabac5d40>] ? insert_kthread_work+0x40/0x40
[<ffffffffac194df7>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffffabac5d40>] ? insert_kthread_work+0x40/0x40
Complete report #38275
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffff816a3d91
Build id: 3.10.0-693.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffff810879c8
Build id: 3.10.0-693.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffff81087b0d
Build id: 3.10.0-693.el7.x86_64 		0x1d
4
balloon_up
hv_balloon 0xffffffffc02111cf
Build id: 3.10.0-693.el7.x86_64 		0x3df
5
process_one_work
vmlinux 0xffffffff810a881a
Build id: 3.10.0-693.el7.x86_64 		0x17a
6
worker_thread
vmlinux 0xffffffff810a94e6
Build id: 3.10.0-693.el7.x86_64 		0x126
7
? manage_workers.isra.24
vmlinux 0xffffffff810a93c0
Build id: 3.10.0-693.el7.x86_64 		0x2a0
8
kthread
vmlinux 0xffffffff810b098f
Build id: 3.10.0-693.el7.x86_64 		0xcf
9
? insert_kthread_work
vmlinux 0xffffffff810b08c0
Build id: 3.10.0-693.el7.x86_64 		0x40
10
ret_from_fork
vmlinux 0xffffffff816b4f18
Build id: 3.10.0-693.el7.x86_64 		0x58
11
? insert_kthread_work
vmlinux 0xffffffff810b08c0
Build id: 3.10.0-693.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 75 at drivers/hv/hv_balloon.c:1226 balloon_up+0x3df/0x4f0 [hv_balloon]
Modules linked in: ext4 mbcache jbd2 ramhd(OE) xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun ch osst st ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter mhvtl(OE) iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd joydev sg hv_utils ptp i2c_piix4 pcspkr hv_balloon pps_core i2c_core nfsd auth_rpcgss nfs_acl lockd grace sunrpc ip_tables xfs libcrc32c sd_mod
crc_t10dif crct10dif_generic hv_storvsc scsi_transport_fc ata_generic hv_netvsc pata_acpi hid_hyperv hyperv_keyboard scsi_tgt hyperv_fb ata_piix libata crct10dif_pclmul crct10dif_common crc32c_intel floppy hv_vmbus serio_raw dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 75 Comm: kworker/0:1 Tainted: G           OE  ------------   3.10.0-693.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090008  12/07/2018
Workqueue: events balloon_up [hv_balloon]
0000000000000000 000000002e623741 ffff880100d43d78 ffffffff816a3d91
ffff880100d43db8 ffffffff810879c8 000004ca01201400 ffffffffc0213468
ffff880100cfc000 ffff880103216540 ffff88010321a700 0000000000000000
Call Trace:
[<ffffffff816a3d91>] dump_stack+0x19/0x1b
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087b0d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc02111cf>] balloon_up+0x3df/0x4f0 [hv_balloon]
[<ffffffff810a881a>] process_one_work+0x17a/0x440
[<ffffffff810a94e6>] worker_thread+0x126/0x3c0
[<ffffffff810a93c0>] ? manage_workers.isra.24+0x2a0/0x2a0
[<ffffffff810b098f>] kthread+0xcf/0xe0
[<ffffffff810b08c0>] ? insert_kthread_work+0x40/0x40
[<ffffffff816b4f18>] ret_from_fork+0x58/0x90
[<ffffffff810b08c0>] ? insert_kthread_work+0x40/0x40
Complete report #9093
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffffbaf61dc1
Build id: 3.10.0-957.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffffba897648
Build id: 3.10.0-957.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffffba89778d
Build id: 3.10.0-957.el7.x86_64 		0x1d
4
balloon_up
hv_balloon 0xffffffffc049b460
Build id: 3.10.0-957.el7.x86_64 		0x3e0
5
process_one_work
vmlinux 0xffffffffba8b9d4f
Build id: 3.10.0-957.el7.x86_64 		0x17f
6
worker_thread
vmlinux 0xffffffffba8bade6
Build id: 3.10.0-957.el7.x86_64 		0x126
7
? manage_workers.isra.25
vmlinux 0xffffffffba8bacc0
Build id: 3.10.0-957.el7.x86_64 		0x2a0
8
kthread
vmlinux 0xffffffffba8c1c31
Build id: 3.10.0-957.el7.x86_64 		0xd1
9
? insert_kthread_work
vmlinux 0xffffffffba8c1b60
Build id: 3.10.0-957.el7.x86_64 		0x40
10
ret_from_fork_nospec_begin
vmlinux 0xffffffffbaf74c1d
Build id: 3.10.0-957.el7.x86_64 		0x7
11
? insert_kthread_work
vmlinux 0xffffffffba8c1b60
Build id: 3.10.0-957.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 40590 at /root/rpmbuild/BUILD/hv/obj/default/hv_balloon.c:1271 balloon_up+0x3e0/0x4f0 [hv_balloon]
Modules linked in: ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink nfnetlink iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntrack libcrc32c br_netfilter bridge stp llc binfmt_misc overlay(T) sunrpc dm_mirror dm_region_hash dm_log dm_mod iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd joydev sg pcspkr i2c_piix4 ip_tables ext4 mbcache jbd2 sr_mod cdrom sd_mod crc_t10dif crct10dif_generic ata_generic pata_acpi hv_netvsc(OE) hv_balloon(OE) hv_storvsc(OE) scsi_transport_fc hv_utils(OE) ptp pps_core scsi_tgt hyperv_keyboard(OE) hid_hyperv(OE) crct10dif_pclmul crct10dif_common crc32c_intel ata_piix libata serio_raw hyperv_fb(OE) floppy hv_vmbus(OE) [last unloaded: kcare]
CPU: 0 PID: 40590 Comm: kworker/0:2 Tainted: G           OE  ------------ T 3.10.0-957.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090007  05/18/2018
Workqueue: events balloon_up [hv_balloon]
Call Trace:
[<ffffffffbaf61dc1>] dump_stack+0x19/0x1b
[<ffffffffba897648>] __warn+0xd8/0x100
[<ffffffffba89778d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc049b460>] balloon_up+0x3e0/0x4f0 [hv_balloon]
[<ffffffffba8b9d4f>] process_one_work+0x17f/0x440
[<ffffffffba8bade6>] worker_thread+0x126/0x3c0
[<ffffffffba8bacc0>] ? manage_workers.isra.25+0x2a0/0x2a0
[<ffffffffba8c1c31>] kthread+0xd1/0xe0
[<ffffffffba8c1b60>] ? insert_kthread_work+0x40/0x40
[<ffffffffbaf74c1d>] ret_from_fork_nospec_begin+0x7/0x21
[<ffffffffba8c1b60>] ? insert_kthread_work+0x40/0x40
Complete report #8181
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffff9550e80e
Build id: 3.10.0-862.6.3.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffff94e91e18
Build id: 3.10.0-862.6.3.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffff94e91f5d
Build id: 3.10.0-862.6.3.el7.x86_64 		0x1d
4
balloon_up
hv_balloon 0xffffffffc05951cf
Build id: 3.10.0-862.6.3.el7.x86_64 		0x3df
5
process_one_work
vmlinux 0xffffffff94eb35ef
Build id: 3.10.0-862.6.3.el7.x86_64 		0x17f
6
worker_thread
vmlinux 0xffffffff94eb4686
Build id: 3.10.0-862.6.3.el7.x86_64 		0x126
7
? manage_workers.isra.24
vmlinux 0xffffffff94eb4560
Build id: 3.10.0-862.6.3.el7.x86_64 		0x2a0
8
kthread
vmlinux 0xffffffff94ebb621
Build id: 3.10.0-862.6.3.el7.x86_64 		0xd1
9
? insert_kthread_work
vmlinux 0xffffffff94ebb550
Build id: 3.10.0-862.6.3.el7.x86_64 		0x40
10
ret_from_fork_nospec_begin
vmlinux 0xffffffff955205f7
Build id: 3.10.0-862.6.3.el7.x86_64 		0x21
11
? insert_kthread_work
vmlinux 0xffffffff94ebb550
Build id: 3.10.0-862.6.3.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 77913 at drivers/hv/hv_balloon.c:1225 balloon_up+0x3df/0x4f0 [hv_balloon]
Modules linked in: tcp_lp fuse binfmt_misc xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun devlink nf_conntrack_netbios_ns nf_conntrack_broadcast ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter vfat fat sb_edac iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd sg hv_utils ptp pcspkr pps_core hv_balloon joydev auth_rpcgss sunrpc ip_tables xfs libcrc32c sd_mod
sr_mod cdrom crc_t10dif crct10dif_generic hv_storvsc scsi_transport_fc serio_raw scsi_tgt hv_netvsc hid_hyperv hyperv_fb hyperv_keyboard crct10dif_pclmul crct10dif_common crc32c_intel hv_vmbus dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 77913 Comm: kworker/0:1 Kdump: loaded Not tainted 3.10.0-862.6.3.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v1.0 11/26/2012
Workqueue: events balloon_up [hv_balloon]
Call Trace:
[<ffffffff9550e80e>] dump_stack+0x19/0x1b
[<ffffffff94e91e18>] __warn+0xd8/0x100
[<ffffffff94e91f5d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc05951cf>] balloon_up+0x3df/0x4f0 [hv_balloon]
[<ffffffff94eb35ef>] process_one_work+0x17f/0x440
[<ffffffff94eb4686>] worker_thread+0x126/0x3c0
[<ffffffff94eb4560>] ? manage_workers.isra.24+0x2a0/0x2a0
[<ffffffff94ebb621>] kthread+0xd1/0xe0
[<ffffffff94ebb550>] ? insert_kthread_work+0x40/0x40
[<ffffffff955205f7>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffff94ebb550>] ? insert_kthread_work+0x40/0x40
Complete report #4556
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffff816a3db1
Build id: 3.10.0-693.2.2.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffff810879c8
Build id: 3.10.0-693.2.2.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffff81087b0d
Build id: 3.10.0-693.2.2.el7.x86_64 		0x1d
4
balloon_up
hv_balloon 0xffffffffc03bf1cf
Build id: 3.10.0-693.2.2.el7.x86_64 		0x3df
5
process_one_work
vmlinux 0xffffffff810a881a
Build id: 3.10.0-693.2.2.el7.x86_64 		0x17a
6
worker_thread
vmlinux 0xffffffff810a94e6
Build id: 3.10.0-693.2.2.el7.x86_64 		0x126
7
? manage_workers.isra.24
vmlinux 0xffffffff810a93c0
Build id: 3.10.0-693.2.2.el7.x86_64 		0x2a0
8
kthread
vmlinux 0xffffffff810b098f
Build id: 3.10.0-693.2.2.el7.x86_64 		0xcf
9
? insert_kthread_work
vmlinux 0xffffffff810b08c0
Build id: 3.10.0-693.2.2.el7.x86_64 		0x40
10
ret_from_fork
vmlinux 0xffffffff816b4f58
Build id: 3.10.0-693.2.2.el7.x86_64 		0x58
11
? insert_kthread_work
vmlinux 0xffffffff810b08c0
Build id: 3.10.0-693.2.2.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 50095 at drivers/hv/hv_balloon.c:1226 balloon_up+0x3df/0x4f0 [hv_balloon]
Modules linked in: fuse xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun nf_conntrack_netbios_ns nf_conntrack_broadcast ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ext4 mbcache jbd2 hv_utils sg ptp hv_balloon pps_core joydev i2c_piix4 pcspkr i2c_core nfsd auth_rpcgss nfs_acl lockd grace sunrpc ip_tables xfs libcrc32c sd_mod sr_mod crc_t10dif crct10dif_generic cdrom crct10dif_common ata_generic pata_acpi
hv_storvsc scsi_transport_fc hv_netvsc hyperv_keyboard scsi_tgt hid_hyperv ata_piix libata crc32c_intel floppy hyperv_fb serio_raw hv_vmbus dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 50095 Comm: kworker/0:0 Not tainted 3.10.0-693.2.2.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090006  04/28/2016
Workqueue: events balloon_up [hv_balloon]
0000000000000000 000000006ff50790 ffff880006e33d78 ffffffff816a3db1
ffff880006e33db8 ffffffff810879c8 000004ca385ab000 ffffffffc03c1468
ffff880036ede680 ffff88003d616540 ffff88003d61a600 0000000000000000
Call Trace:
[<ffffffff816a3db1>] dump_stack+0x19/0x1b
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087b0d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc03bf1cf>] balloon_up+0x3df/0x4f0 [hv_balloon]
[<ffffffff810a881a>] process_one_work+0x17a/0x440
[<ffffffff810a94e6>] worker_thread+0x126/0x3c0
[<ffffffff810a93c0>] ? manage_workers.isra.24+0x2a0/0x2a0
[<ffffffff810b098f>] kthread+0xcf/0xe0
[<ffffffff810b08c0>] ? insert_kthread_work+0x40/0x40
[<ffffffff816b4f58>] ret_from_fork+0x58/0x90
[<ffffffff810b08c0>] ? insert_kthread_work+0x40/0x40
Complete report #6845
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffffb7b7ac23
Build id: 3.10.0-1062.9.1.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffffb749b958
Build id: 3.10.0-1062.9.1.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffffb749ba9d
Build id: 3.10.0-1062.9.1.el7.x86_64 		0x1d
4
balloon_up
hv_balloon 0xffffffffc040d4ce
Build id: 3.10.0-1062.9.1.el7.x86_64 		0x22e
5
process_one_work
vmlinux 0xffffffffb74be21f
Build id: 3.10.0-1062.9.1.el7.x86_64 		0x17f
6
worker_thread
vmlinux 0xffffffffb74bf336
Build id: 3.10.0-1062.9.1.el7.x86_64 		0x126
7
? manage_workers.isra.26
vmlinux 0xffffffffb74bf210
Build id: 3.10.0-1062.9.1.el7.x86_64 		0x2a0
8
kthread
vmlinux 0xffffffffb74c61f1
Build id: 3.10.0-1062.9.1.el7.x86_64 		0xd1
9
? insert_kthread_work
vmlinux 0xffffffffb74c6120
Build id: 3.10.0-1062.9.1.el7.x86_64 		0x40
10
ret_from_fork_nospec_begin
vmlinux 0xffffffffb7b8dd37
Build id: 3.10.0-1062.9.1.el7.x86_64 		0x21
11
? insert_kthread_work
vmlinux 0xffffffffb74c6120
Build id: 3.10.0-1062.9.1.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 40763 at drivers/hv/hv_balloon.c:1279 balloon_up+0x22e/0x330 [hv_balloon]
Modules linked in: tcp_diag inet_diag xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 tun bridge stp llc ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter devlink sunrpc sb_edac iosf_mbi crc32_pclmul joydev ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd sg hv_utils ptp pps_core hv_balloon i2c_piix4 pcspkr binfmt_misc ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic ata_generic pata_acpi hv_storvsc hv_netvsc scsi_transport_fc hyperv_keyboard hid_hyperv scsi_tgt ata_piix crct10dif_pclmul crct10dif_common libata crc32c_intel hyperv_fb serio_raw floppy hv_vmbus dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 40763 Comm: kworker/0:1 Kdump: loaded Not tainted 3.10.0-1062.9.1.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090006  04/28/2016
Workqueue: events balloon_up [hv_balloon]
Call Trace:
[<ffffffffb7b7ac23>] dump_stack+0x19/0x1b
[<ffffffffb749b958>] __warn+0xd8/0x100
[<ffffffffb749ba9d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc040d4ce>] balloon_up+0x22e/0x330 [hv_balloon]
[<ffffffffb74be21f>] process_one_work+0x17f/0x440
[<ffffffffb74bf336>] worker_thread+0x126/0x3c0
[<ffffffffb74bf210>] ? manage_workers.isra.26+0x2a0/0x2a0
[<ffffffffb74c61f1>] kthread+0xd1/0xe0
[<ffffffffb74c6120>] ? insert_kthread_work+0x40/0x40
[<ffffffffb7b8dd37>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffffb74c6120>] ? insert_kthread_work+0x40/0x40