Info

Permalink
Function
__warn
First occurrence
2020-09-23
Last occurrence
2026-03-16
State
NEW
Components
kernel
Quality
-29

Statistics

Operating system Count
CentOS 7 79
Architecture Count
x86_64 79
Related packages Count
kernel 79
 0:3.10.0-1127.19.1.el7 29
 0:3.10.0-1160.el7 15
 0:3.10.0-1160.25.1.el7 12
 0:3.10.0-1160.31.1.el7 4
 0:3.10.0-1160.76.1.el7 3
 0:3.10.0-1160.24.1.el7 2
 0:3.10.0-1127.el7 2
 0:3.10.0-1160.11.1.el7 2
 0:3.10.0-1160.49.1.el7 2
 0:3.10.0-1160.62.1.el7 2
 0:3.10.0-1127.18.2.el7 1
 0:3.10.0-1160.102.1.el7 1
 0:3.10.0-1160.71.1.el7 1
 0:3.10.0-1127.8.2.el7 1
 0:3.10.0-1160.15.2.el7 1
 0:3.10.0-1160.45.1.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 #13169
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffffbdf7ffa5
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffffbd89bd18
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffffbd89be5d
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x1d
4
vmbus_onoffer
hv_vmbus 0xffffffffc02666ec
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x32c
5
vmbus_onmessage
hv_vmbus 0xffffffffc02673e8
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x48
6
? __schedule
vmlinux 0xffffffffbdf85942
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x402
7
vmbus_onmessage_work
hv_vmbus 0xffffffffc0262b11
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x21
8
process_one_work
vmlinux 0xffffffffbd8be6bf
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x17f
9
worker_thread
vmlinux 0xffffffffbd8bf7d6
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x126
10
? manage_workers.isra.26
vmlinux 0xffffffffbd8bf6b0
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x2a0
11
kthread
vmlinux 0xffffffffbd8c6691
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xd1
12
? insert_kthread_work
vmlinux 0xffffffffbd8c65c0
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x40
13
ret_from_fork_nospec_begin
vmlinux 0xffffffffbdf92d37
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x21
14
? insert_kthread_work
vmlinux 0xffffffffbd8c65c0
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 40921 at drivers/hv/channel_mgmt.c:593 vmbus_onoffer+0x32c/0x440 [hv_vmbus]
Modules linked in: tun 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_mangle iptable_security iptable_raw ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack sunrpc joydev sg hv_utils ptp pps_core sb_edac pcspkr i2c_piix4 iosf_mbi 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 hid_hyperv scsi_tgt hyperv_fb floppy ata_piix crc32c_intel hv_vmbus libata serio_raw
 dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 40921 Comm: kworker/0:0 Kdump: loaded Not tainted 3.10.0-1127.19.1.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090004  03/19/2009
Workqueue: hv_vmbus_con vmbus_onmessage_work [hv_vmbus]
Call Trace:
 [<ffffffffbdf7ffa5>] dump_stack+0x19/0x1b
 [<ffffffffbd89bd18>] __warn+0xd8/0x100
 [<ffffffffbd89be5d>] warn_slowpath_null+0x1d/0x20
 [<ffffffffc02666ec>] vmbus_onoffer+0x32c/0x440 [hv_vmbus]
 [<ffffffffc02673e8>] vmbus_onmessage+0x48/0xf0 [hv_vmbus]
 [<ffffffffbdf85942>] ? __schedule+0x402/0x840
 [<ffffffffc0262b11>] vmbus_onmessage_work+0x21/0x30 [hv_vmbus]
 [<ffffffffbd8be6bf>] process_one_work+0x17f/0x440
 [<ffffffffbd8bf7d6>] worker_thread+0x126/0x3c0
 [<ffffffffbd8bf6b0>] ? manage_workers.isra.26+0x2a0/0x2a0
 [<ffffffffbd8c6691>] kthread+0xd1/0xe0
 [<ffffffffbd8c65c0>] ? insert_kthread_work+0x40/0x40
 [<ffffffffbdf92d37>] ret_from_fork_nospec_begin+0x21/0x21
 [<ffffffffbd8c65c0>] ? insert_kthread_work+0x40/0x40
Complete report #1175767
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffff837865a9
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffff8309b408
Build id: 3.10.0-1160.62.1.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffff8309b54d
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x1d
4
vmbus_onoffer
hv_vmbus 0xffffffffc01f787c
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x32c
5
? ttwu_do_activate
vmlinux 0xffffffff830d76cf
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x6f
6
vmbus_onmessage
hv_vmbus 0xffffffffc01f85b8
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x48
7
vmbus_onmessage_work
hv_vmbus 0xffffffffc01f3ab1
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x21
8
process_one_work
vmlinux 0xffffffff830bdfdf
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x17f
9
worker_thread
vmlinux 0xffffffff830bf0f6
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x126
10
? manage_workers.isra.26
vmlinux 0xffffffff830befd0
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x2a0
11
kthread
vmlinux 0xffffffff830c5fb1
Build id: 3.10.0-1160.62.1.el7.x86_64 		0xd1
12
? system_call_after_swapgs
vmlinux 0xffffffff83799ec9
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x96
13
? insert_kthread_work
vmlinux 0xffffffff830c5ee0
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x40
14
ret_from_fork_nospec_begin
vmlinux 0xffffffff83799df7
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x21
15
? insert_kthread_work
vmlinux 0xffffffff830c5ee0
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 37753 at drivers/hv/channel_mgmt.c:593 vmbus_onoffer+0x32c/0x440 [hv_vmbus]
Modules linked in: xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun devlink 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 ext4 mbcache jbd2 joydev hv_utils sb_edac ptp sg pps_core i2c_piix4 pcspkr iosf_mbi nfsd auth_rpcgss nfs_acl lockd grace sunrpc binfmt_misc ip_tables xfs libcrc32c sd_mod sr_mod crc_t10dif crct10dif_generic cdrom crct10dif_common ata_generic pata_acpi hv_storvsc hv_netvsc scsi_transport_fc hid_hyperv
scsi_tgt ata_piix libata hyperv_fb crc32c_intel serio_raw hv_vmbus floppy dm_mirror dm_region_hash dm_log dm_mod fuse
CPU: 0 PID: 37753 Comm: kworker/0:2 Kdump: loaded Not tainted 3.10.0-1160.62.1.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090004  03/19/2009
Workqueue: hv_vmbus_con vmbus_onmessage_work [hv_vmbus]
Call Trace:
[<ffffffff837865a9>] dump_stack+0x19/0x1b
[<ffffffff8309b408>] __warn+0xd8/0x100
[<ffffffff8309b54d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc01f787c>] vmbus_onoffer+0x32c/0x440 [hv_vmbus]
[<ffffffff830d76cf>] ? ttwu_do_activate+0x6f/0x80
[<ffffffffc01f85b8>] vmbus_onmessage+0x48/0xf0 [hv_vmbus]
[<ffffffffc01f3ab1>] vmbus_onmessage_work+0x21/0x30 [hv_vmbus]
[<ffffffff830bdfdf>] process_one_work+0x17f/0x440
[<ffffffff830bf0f6>] worker_thread+0x126/0x3c0
[<ffffffff830befd0>] ? manage_workers.isra.26+0x2a0/0x2a0
[<ffffffff830c5fb1>] kthread+0xd1/0xe0
[<ffffffff83799ec9>] ? system_call_after_swapgs+0x96/0x13a
[<ffffffff830c5ee0>] ? insert_kthread_work+0x40/0x40
[<ffffffff83799df7>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffff830c5ee0>] ? insert_kthread_work+0x40/0x40
Complete report #418337
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffffb39865a9
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffffb329b408
Build id: 3.10.0-1160.62.1.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffffb329b54d
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x1d
4
vmbus_onoffer
hv_vmbus 0xffffffffc035a87c
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x32c
5
vmbus_onmessage
hv_vmbus 0xffffffffc035b5b8
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x48
6
vmbus_onmessage_work
hv_vmbus 0xffffffffc0356ab1
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x21
7
process_one_work
vmlinux 0xffffffffb32bdfdf
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x17f
8
rescuer_thread
vmlinux 0xffffffffb32be534
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x294
9
? process_one_work
vmlinux 0xffffffffb32be2a0
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x440
10
kthread
vmlinux 0xffffffffb32c5fb1
Build id: 3.10.0-1160.62.1.el7.x86_64 		0xd1
11
? insert_kthread_work
vmlinux 0xffffffffb32c5ee0
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x40
12
ret_from_fork_nospec_begin
vmlinux 0xffffffffb3999df7
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x21
13
? insert_kthread_work
vmlinux 0xffffffffb32c5ee0
Build id: 3.10.0-1160.62.1.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 287 at drivers/hv/channel_mgmt.c:593 vmbus_onoffer+0x32c/0x440 [hv_vmbus]
Modules linked in: xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun devlink 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 sunrpc joydev sg hv_utils sb_edac ptp pps_core pcspkr i2c_piix4 iosf_mbi binfmt_misc ip_tables xfs libcrc32c sd_mod sr_mod crc_t10dif crct10dif_generic cdrom crct10dif_common ata_generic pata_acpi hv_storvsc hv_netvsc scsi_transport_fc scsi_tgt hid_hyperv ata_piix hyperv_fb crc32c_intel libata
serio_raw floppy hv_vmbus dm_mirror dm_region_hash dm_log dm_mod fuse
CPU: 0 PID: 287 Comm: hv_vmbus_con Kdump: loaded Not tainted 3.10.0-1160.62.1.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090004  03/19/2009
Workqueue: hv_vmbus_con vmbus_onmessage_work [hv_vmbus]
Call Trace:
[<ffffffffb39865a9>] dump_stack+0x19/0x1b
[<ffffffffb329b408>] __warn+0xd8/0x100
[<ffffffffb329b54d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc035a87c>] vmbus_onoffer+0x32c/0x440 [hv_vmbus]
[<ffffffffc035b5b8>] vmbus_onmessage+0x48/0xf0 [hv_vmbus]
[<ffffffffc0356ab1>] vmbus_onmessage_work+0x21/0x30 [hv_vmbus]
[<ffffffffb32bdfdf>] process_one_work+0x17f/0x440
[<ffffffffb32be534>] rescuer_thread+0x294/0x3c0
[<ffffffffb32be2a0>] ? process_one_work+0x440/0x440
[<ffffffffb32c5fb1>] kthread+0xd1/0xe0
[<ffffffffb32c5ee0>] ? insert_kthread_work+0x40/0x40
[<ffffffffb3999df7>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffffb32c5ee0>] ? insert_kthread_work+0x40/0x40
Complete report #351025
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffff91383539
Build id: 3.10.0-1160.49.1.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffff90c9b278
Build id: 3.10.0-1160.49.1.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffff90c9b3bd
Build id: 3.10.0-1160.49.1.el7.x86_64 		0x1d
4
vmbus_onoffer
hv_vmbus 0xffffffffc03f287c
Build id: 3.10.0-1160.49.1.el7.x86_64 		0x32c
5
? __switch_to
vmlinux 0xffffffff90c2b59e
Build id: 3.10.0-1160.49.1.el7.x86_64 		0xce
6
vmbus_onmessage
hv_vmbus 0xffffffffc03f35b8
Build id: 3.10.0-1160.49.1.el7.x86_64 		0x48
7
vmbus_onmessage_work
hv_vmbus 0xffffffffc03eeab1
Build id: 3.10.0-1160.49.1.el7.x86_64 		0x21
8
process_one_work
vmlinux 0xffffffff90cbde8f
Build id: 3.10.0-1160.49.1.el7.x86_64 		0x17f
9
worker_thread
vmlinux 0xffffffff90cbefa6
Build id: 3.10.0-1160.49.1.el7.x86_64 		0x126
10
? manage_workers.isra.26
vmlinux 0xffffffff90cbee80
Build id: 3.10.0-1160.49.1.el7.x86_64 		0x2a0
11
kthread
vmlinux 0xffffffff90cc5e61
Build id: 3.10.0-1160.49.1.el7.x86_64 		0xd1
12
? insert_kthread_work
vmlinux 0xffffffff90cc5d90
Build id: 3.10.0-1160.49.1.el7.x86_64 		0x40
13
ret_from_fork_nospec_begin
vmlinux 0xffffffff91395df7
Build id: 3.10.0-1160.49.1.el7.x86_64 		0x21
14
? insert_kthread_work
vmlinux 0xffffffff90cc5d90
Build id: 3.10.0-1160.49.1.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 27381 at drivers/hv/channel_mgmt.c:593 vmbus_onoffer+0x32c/0x440 [hv_vmbus]
Modules linked in: cmac arc4 md4 nls_utf8 cifs ccm dns_resolver xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun devlink 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 sunrpc hv_utils sg ptp pps_core i2c_piix4 pcspkr joydev ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic sr_mod cdrom crct10dif_common hv_netvsc ata_generic pata_acpi hv_storvsc scsi_transport_fc scsi_tgt hid_hyperv hyperv_fb ata_piix libata
crc32c_intel floppy hv_vmbus serio_raw dm_mirror dm_region_hash dm_log dm_mod fuse [last unloaded: ipmi_msghandler]
CPU: 0 PID: 27381 Comm: kworker/0:2 Kdump: loaded Not tainted 3.10.0-1160.49.1.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090004  03/19/2009
Workqueue: hv_vmbus_con vmbus_onmessage_work [hv_vmbus]
Call Trace:
[<ffffffff91383539>] dump_stack+0x19/0x1b
[<ffffffff90c9b278>] __warn+0xd8/0x100
[<ffffffff90c9b3bd>] warn_slowpath_null+0x1d/0x20
[<ffffffffc03f287c>] vmbus_onoffer+0x32c/0x440 [hv_vmbus]
[<ffffffff90c2b59e>] ? __switch_to+0xce/0x580
[<ffffffffc03f35b8>] vmbus_onmessage+0x48/0xf0 [hv_vmbus]
[<ffffffffc03eeab1>] vmbus_onmessage_work+0x21/0x30 [hv_vmbus]
[<ffffffff90cbde8f>] process_one_work+0x17f/0x440
[<ffffffff90cbefa6>] worker_thread+0x126/0x3c0
[<ffffffff90cbee80>] ? manage_workers.isra.26+0x2a0/0x2a0
[<ffffffff90cc5e61>] kthread+0xd1/0xe0
[<ffffffff90cc5d90>] ? insert_kthread_work+0x40/0x40
[<ffffffff91395df7>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffff90cc5d90>] ? insert_kthread_work+0x40/0x40
Complete report #208370
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffffb7b835a9
Build id: 3.10.0-1160.31.1.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffffb749b248
Build id: 3.10.0-1160.31.1.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffffb749b38d
Build id: 3.10.0-1160.31.1.el7.x86_64 		0x1d
4
vmbus_onoffer
hv_vmbus 0xffffffffc038087c
Build id: 3.10.0-1160.31.1.el7.x86_64 		0x32c
5
? __switch_to
vmlinux 0xffffffffb742b59e
Build id: 3.10.0-1160.31.1.el7.x86_64 		0xce
6
vmbus_onmessage
hv_vmbus 0xffffffffc0381578
Build id: 3.10.0-1160.31.1.el7.x86_64 		0x48
7
vmbus_onmessage_work
hv_vmbus 0xffffffffc037cab1
Build id: 3.10.0-1160.31.1.el7.x86_64 		0x21
8
process_one_work
vmlinux 0xffffffffb74bde5f
Build id: 3.10.0-1160.31.1.el7.x86_64 		0x17f
9
worker_thread
vmlinux 0xffffffffb74bef76
Build id: 3.10.0-1160.31.1.el7.x86_64 		0x126
10
? manage_workers.isra.26
vmlinux 0xffffffffb74bee50
Build id: 3.10.0-1160.31.1.el7.x86_64 		0x2a0
11
kthread
vmlinux 0xffffffffb74c5e31
Build id: 3.10.0-1160.31.1.el7.x86_64 		0xd1
12
? system_call_after_swapgs
vmlinux 0xffffffffb7b95ec9
Build id: 3.10.0-1160.31.1.el7.x86_64 		0x96
13
? insert_kthread_work
vmlinux 0xffffffffb74c5d60
Build id: 3.10.0-1160.31.1.el7.x86_64 		0x40
14
ret_from_fork_nospec_begin
vmlinux 0xffffffffb7b95df7
Build id: 3.10.0-1160.31.1.el7.x86_64 		0x21
15
? insert_kthread_work
vmlinux 0xffffffffb74c5d60
Build id: 3.10.0-1160.31.1.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 41229 at drivers/hv/channel_mgmt.c:593 vmbus_onoffer+0x32c/0x440 [hv_vmbus]
Modules linked in: xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun devlink 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 ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter sunrpc hv_utils ptp sg pps_core joydev i2c_piix4 pcspkr iosf_mbi ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic crct10dif_common sr_mod cdrom ata_generic pata_acpi hv_storvsc hv_netvsc scsi_transport_fc scsi_tgt hid_hyperv ata_piix libata
crc32c_intel hyperv_fb floppy hv_vmbus serio_raw dm_mirror dm_region_hash dm_log dm_mod fuse
CPU: 0 PID: 41229 Comm: kworker/0:0 Kdump: loaded Not tainted 3.10.0-1160.31.1.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090004  03/19/2009
Workqueue: hv_vmbus_con vmbus_onmessage_work [hv_vmbus]
Call Trace:
[<ffffffffb7b835a9>] dump_stack+0x19/0x1b
[<ffffffffb749b248>] __warn+0xd8/0x100
[<ffffffffb749b38d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc038087c>] vmbus_onoffer+0x32c/0x440 [hv_vmbus]
[<ffffffffb742b59e>] ? __switch_to+0xce/0x580
[<ffffffffc0381578>] vmbus_onmessage+0x48/0xf0 [hv_vmbus]
[<ffffffffc037cab1>] vmbus_onmessage_work+0x21/0x30 [hv_vmbus]
[<ffffffffb74bde5f>] process_one_work+0x17f/0x440
[<ffffffffb74bef76>] worker_thread+0x126/0x3c0
[<ffffffffb74bee50>] ? manage_workers.isra.26+0x2a0/0x2a0
[<ffffffffb74c5e31>] kthread+0xd1/0xe0
[<ffffffffb7b95ec9>] ? system_call_after_swapgs+0x96/0x13a
[<ffffffffb74c5d60>] ? insert_kthread_work+0x40/0x40
[<ffffffffb7b95df7>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffffb74c5d60>] ? insert_kthread_work+0x40/0x40
Complete report #75808
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffffb717ffa5
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffffb6a9bd18
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffffb6a9be5d
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x1d
4
vmbus_onoffer
hv_vmbus 0xffffffffc042b6ec
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x32c
5
vmbus_onmessage
hv_vmbus 0xffffffffc042c3e8
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x48
6
vmbus_onmessage_work
hv_vmbus 0xffffffffc0427b11
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x21
7
process_one_work
vmlinux 0xffffffffb6abe6bf
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x17f
8
worker_thread
vmlinux 0xffffffffb6abf7d6
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x126
9
? manage_workers.isra.26
vmlinux 0xffffffffb6abf6b0
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x2a0
10
kthread
vmlinux 0xffffffffb6ac6691
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xd1
11
? insert_kthread_work
vmlinux 0xffffffffb6ac65c0
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x40
12
ret_from_fork_nospec_begin
vmlinux 0xffffffffb7192d37
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x21
13
? insert_kthread_work
vmlinux 0xffffffffb6ac65c0
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 25495 at drivers/hv/channel_mgmt.c:593 vmbus_onoffer+0x32c/0x440 [hv_vmbus]
Modules linked in: xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun devlink 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 joydev sg hv_utils ptp pps_core i2c_piix4 pcspkr ip_tables xfs libcrc32c sd_mod sr_mod crc_t10dif cdrom crct10dif_generic crct10dif_common ata_generic pata_acpi hv_storvsc scsi_transport_fc hv_netvsc hid_hyperv scsi_tgt hyperv_fb ata_piix libata crc32c_intel hv_vmbus floppy serio_raw
dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 25495 Comm: kworker/0:2 Kdump: loaded Not tainted 3.10.0-1127.19.1.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090004  03/19/2009
Workqueue: hv_vmbus_con vmbus_onmessage_work [hv_vmbus]
Call Trace:
[<ffffffffb717ffa5>] dump_stack+0x19/0x1b
[<ffffffffb6a9bd18>] __warn+0xd8/0x100
[<ffffffffb6a9be5d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc042b6ec>] vmbus_onoffer+0x32c/0x440 [hv_vmbus]
[<ffffffffc042c3e8>] vmbus_onmessage+0x48/0xf0 [hv_vmbus]
[<ffffffffc0427b11>] vmbus_onmessage_work+0x21/0x30 [hv_vmbus]
[<ffffffffb6abe6bf>] process_one_work+0x17f/0x440
[<ffffffffb6abf7d6>] worker_thread+0x126/0x3c0
[<ffffffffb6abf6b0>] ? manage_workers.isra.26+0x2a0/0x2a0
[<ffffffffb6ac6691>] kthread+0xd1/0xe0
[<ffffffffb6ac65c0>] ? insert_kthread_work+0x40/0x40
[<ffffffffb7192d37>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffffb6ac65c0>] ? insert_kthread_work+0x40/0x40
Complete report #867
Frame # Function Binary Source or offset Line
1
dump_stack
vmlinux 0xffffffffb917ffa5
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x19
2
__warn
vmlinux 0xffffffffb8a9bd18
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xd8
3
warn_slowpath_null
vmlinux 0xffffffffb8a9be5d
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x1d
4
vmbus_onoffer
hv_vmbus 0xffffffffc01756ec
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x32c
5
? ttwu_do_activate
vmlinux 0xffffffffb8ad7daf
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x6f
6
vmbus_onmessage
hv_vmbus 0xffffffffc01763e8
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x48
7
vmbus_onmessage_work
hv_vmbus 0xffffffffc0171b11
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x21
8
process_one_work
vmlinux 0xffffffffb8abe6bf
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x17f
9
worker_thread
vmlinux 0xffffffffb8abf7d6
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x126
10
? manage_workers.isra.26
vmlinux 0xffffffffb8abf6b0
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x2a0
11
kthread
vmlinux 0xffffffffb8ac6691
Build id: 3.10.0-1127.19.1.el7.x86_64 		0xd1
12
? insert_kthread_work
vmlinux 0xffffffffb8ac65c0
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x40
13
ret_from_fork_nospec_begin
vmlinux 0xffffffffb9192d37
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x21
14
? insert_kthread_work
vmlinux 0xffffffffb8ac65c0
Build id: 3.10.0-1127.19.1.el7.x86_64 		0x40 
WARNING: CPU: 0 PID: 47111 at drivers/hv/channel_mgmt.c:593 vmbus_onoffer+0x32c/0x440 [hv_vmbus]
Modules linked in: fuse tcp_diag udp_diag inet_diag unix_diag xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink xt_conntrack nfnetlink ipt_REJECT nf_reject_ipv4 tun xt_addrtype iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack br_netfilter bridge stp llc ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter devlink overlay(T) sunrpc ext4 mbcache jbd2 joydev sg hv_utils ptp pps_core i2c_piix4 pcspkr ip_tables xfs libcrc32c sd_mod sr_mod cdrom crc_t10dif crct10dif_generic crct10dif_common ata_generic pata_acpi hv_storvsc ata_piix hv_netvsc scsi_transport_fc scsi_tgt hid_hyperv libata crc32c_intel hyperv_fb floppy hv_vmbus serio_raw dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 47111 Comm: kworker/0:2 Kdump: loaded Tainted: G               ------------ T 3.10.0-1127.19.1.el7.x86_64 #1
Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090004  03/19/2009
Workqueue: hv_vmbus_con vmbus_onmessage_work [hv_vmbus]
Call Trace:
[<ffffffffb917ffa5>] dump_stack+0x19/0x1b
[<ffffffffb8a9bd18>] __warn+0xd8/0x100
[<ffffffffb8a9be5d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc01756ec>] vmbus_onoffer+0x32c/0x440 [hv_vmbus]
[<ffffffffb8ad7daf>] ? ttwu_do_activate+0x6f/0x80
[<ffffffffc01763e8>] vmbus_onmessage+0x48/0xf0 [hv_vmbus]
[<ffffffffc0171b11>] vmbus_onmessage_work+0x21/0x30 [hv_vmbus]
[<ffffffffb8abe6bf>] process_one_work+0x17f/0x440
[<ffffffffb8abf7d6>] worker_thread+0x126/0x3c0
[<ffffffffb8abf6b0>] ? manage_workers.isra.26+0x2a0/0x2a0
[<ffffffffb8ac6691>] kthread+0xd1/0xe0
[<ffffffffb8ac65c0>] ? insert_kthread_work+0x40/0x40
[<ffffffffb9192d37>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffffb8ac65c0>] ? insert_kthread_work+0x40/0x40