Complete report #1373770
| Frame # |
Function |
Binary |
Source or offset |
Line |
|
1
|
dump_stack
|
vmlinux |
0xffffffffb77b1bec
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x19
|
|
2
|
__warn
|
vmlinux |
0xffffffffb709f868
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0xd8
|
|
3
|
warn_slowpath_null
|
vmlinux |
0xffffffffb709f9ad
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x1d
|
|
4
|
nfs_clear_inode
|
nfs |
0xffffffffc0525f10
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x60
|
|
5
|
nfs_evict_inode
|
nfs |
0xffffffffc0528539
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x29
|
|
6
|
evict
|
vmlinux |
0xffffffffb727aba4
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0xb4
|
|
7
|
iput
|
vmlinux |
0xffffffffb727afdc
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0xfc
|
|
8
|
do_unlinkat
|
vmlinux |
0xffffffffb726e966
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x1b6
|
|
9
|
|
vmlinux |
0xffffffffb725e029
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x199
|
|
10
|
SyS_unlinkat
|
vmlinux |
0xffffffffb726fa3b
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x1b
|
|
11
|
system_call_fastpath
|
vmlinux |
0xffffffffb77c539a
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x25
|
WARNING: CPU: 0 PID: 2908 at fs/nfs/inode.c:127 nfs_clear_inode+0x60/0x90 [nfs]
Modules linked in: ses enclosure scsi_transport_sas uas usb_storage squashfs loop overlay(T) nfsv3 nfs_acl tcp_lp joydev mgc(OE) lustre(OE) mdc(OE) fid(OE) lov(OE) osc(OE) lmv(OE) fld(OE) ksocklnd(OE) ptlrpc(OE) obdclass(OE) lnet(OE) libcfs(OE) 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 devlink ip6table_filter ip6_tables iptable_filter rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace fscache sunrpc iTCO_wdt iTCO_vendor_support vfat fat skx_edac intel_powerclamp coretemp intel_rapl iosf_mbi kvm_intel kvm irqbypass crc32_pclmul ghash_clmulni_intel dell_smbios dcdbas dell_wmi_descriptor aesni_intel
lrw gf128mul glue_helper ablk_helper cryptd pcspkr ipmi_ssif sg lpc_ich i2c_i801 mei_me mei wmi ipmi_si ipmi_devintf ipmi_msghandler acpi_pad acpi_power_meter ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic mgag200 i2c_algo_bit crct10dif_pclmul drm_kms_helper crct10dif_common crc32c_intel syscopyarea sysfillrect sysimgblt fb_sys_fops ttm ixgbe drm megaraid_sas ahci tg3 libahci mdio dca libata ptp pps_core drm_panel_orientation_quirks nfit libnvdimm dm_mirror dm_region_hash dm_log dm_mod fuse [last unloaded: i2c_dev]
CPU: 0 PID: 2908 Comm: rm Kdump: loaded Tainted: G OE ------------ T 3.10.0-1160.102.1.el7.x86_64 #1
Hardware name: Dell Inc. PowerEdge R840/0NNJGC, BIOS 2.16.1 08/19/2022
Call Trace:
[<ffffffffb77b1bec>] dump_stack+0x19/0x1f
[<ffffffffb709f868>] __warn+0xd8/0x100
[<ffffffffb709f9ad>] warn_slowpath_null+0x1d/0x30
[<ffffffffc0525f10>] nfs_clear_inode+0x60/0x90 [nfs]
[<ffffffffc0528539>] nfs_evict_inode+0x29/0x30 [nfs]
[<ffffffffb727aba4>] evict+0xb4/0x180
[<ffffffffb727afdc>] iput+0xfc/0x190
[<ffffffffb726e966>] do_unlinkat+0x1b6/0x2e0
[<ffffffffb725e029>] ? __fput+0x199/0x230
[<ffffffffb726fa3b>] SyS_unlinkat+0x1b/0x50
[<ffffffffb77c539a>] system_call_fastpath+0x25/0x2a
Complete report #971088
| Frame # |
Function |
Binary |
Source or offset |
Line |
|
1
|
dump_stack
|
vmlinux |
0xffffffff816a3e51
Build id: 3.10.0-693.5.2.el7.x86_64
|
0x19
|
|
2
|
__warn
|
vmlinux |
0xffffffff810879d8
Build id: 3.10.0-693.5.2.el7.x86_64
|
0xd8
|
|
3
|
warn_slowpath_null
|
vmlinux |
0xffffffff81087b1d
Build id: 3.10.0-693.5.2.el7.x86_64
|
0x1d
|
|
4
|
nfs_clear_inode
|
nfs |
0xffffffffc06c7a9c
Build id: 3.10.0-693.5.2.el7.x86_64
|
0x5c
|
|
5
|
nfs_evict_inode
|
nfs |
0xffffffffc06c9fd9
Build id: 3.10.0-693.5.2.el7.x86_64
|
0x29
|
|
6
|
evict
|
vmlinux |
0xffffffff8121d729
Build id: 3.10.0-693.5.2.el7.x86_64
|
0xa9
|
|
7
|
iput
|
vmlinux |
0xffffffff8121e039
Build id: 3.10.0-693.5.2.el7.x86_64
|
0xf9
|
|
8
|
do_unlinkat
|
vmlinux |
0xffffffff8121241e
Build id: 3.10.0-693.5.2.el7.x86_64
|
0x1ae
|
|
9
|
|
vmlinux |
0xffffffff810f8050
Build id: 3.10.0-693.5.2.el7.x86_64
|
0x80
|
|
10
|
SyS_unlinkat
|
vmlinux |
0xffffffff8121346b
Build id: 3.10.0-693.5.2.el7.x86_64
|
0x1b
|
|
11
|
system_call_fastpath
|
vmlinux |
0xffffffff816b5089
Build id: 3.10.0-693.5.2.el7.x86_64
|
0x16
|
WARNING: CPU: 6 PID: 38374 at fs/nfs/inode.c:127 nfs_clear_inode+0x5c/0x90 [nfs]
Modules linked in: xt_nat xt_multiport ipt_rpfilter iptable_raw ip_set_hash_net ip_set_hash_ip ipip tunnel4 ip_tunnel veth xt_set ip_set_hash_ipportip ip_set_hash_ipportnet ip_set_bitmap_port ip_set_hash_ipport dummy nf_tables(T) ip_set ip_vs_sh ip_vs_wrr ip_vs_rr ip_vs iptable_mangle xt_comment xt_mark xt_conntrack ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink nfnetlink xt_addrtype iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack libcrc32c br_netfilter bridge overlay(T) rpcsec_gss_krb5 nfsv4 dns_resolver nfsv3 nfs fscache 8021q garp mrp stp llc ip6_tables iptable_filter sb_edac edac_core intel_powerclamp coretemp intel_rapl iosf_mbi kvm_intel kvm irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd
rpcrdma joydev ib_isert sg iscsi_target_mod iTCO_wdt ib_iser libiscsi dcdbas ipmi_si iTCO_vendor_support mei_me mei ipmi_devintf ipmi_msghandler lpc_ich shpchp scsi_transport_iscsi wmi pcspkr acpi_power_meter acpi_pad ib_srpt target_core_mod ib_srp scsi_transport_srp scsi_tgt ib_ipoib rdma_ucm ib_ucm ib_uverbs ib_umad rdma_cm ib_cm iw_cm ib_core nfsd auth_rpcgss nfs_acl lockd grace sunrpc binfmt_misc ip_tables ext4 mbcache jbd2 sd_mod crc_t10dif crct10dif_generic mgag200 i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm ixgbe ahci libahci libata crct10dif_pclmul crct10dif_common crc32c_intel megaraid_sas i2c_core mdio ptp pps_core dca dm_mirror dm_region_hash dm_log dm_mod
CPU: 6 PID: 38374 Comm: mrp Tainted: G ------------ T 3.10.0-693.5.2.el7.x86_64 #1
Hardware name: Dell Inc. PowerEdge M620/06GTV1, BIOS 2.9.0 01/08/2020
0000000000000000 0000000094c859e6 ffff88104461bda0 ffffffff816a3e51
ffff88104461bde0 ffffffff810879d8 0000007f64b18b80 ffff88104c35e408
ffff88104c35e510 ffffffffc06e0c60 ffffffffc06e0c60 ffff8813e661ba40
Call Trace:
[<ffffffff816a3e51>] dump_stack+0x19/0x1b
[<ffffffff810879d8>] __warn+0xd8/0x100
[<ffffffff81087b1d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc06c7a9c>] nfs_clear_inode+0x5c/0x90 [nfs]
[<ffffffffc06c9fd9>] nfs_evict_inode+0x29/0x30 [nfs]
[<ffffffff8121d729>] evict+0xa9/0x180
[<ffffffff8121e039>] iput+0xf9/0x190
[<ffffffff8121241e>] do_unlinkat+0x1ae/0x2d0
[<ffffffff810f8050>] ? SyS_futex+0x80/0x180
[<ffffffff8121346b>] SyS_unlinkat+0x1b/0x40
[<ffffffff816b5089>] system_call_fastpath+0x16/0x1b
Complete report #906962
| Frame # |
Function |
Binary |
Source or offset |
Line |
|
1
|
dump_stack
|
vmlinux |
0xffffffffb77b1bec
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x19
|
|
2
|
__warn
|
vmlinux |
0xffffffffb709f868
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0xd8
|
|
3
|
warn_slowpath_null
|
vmlinux |
0xffffffffb709f9ad
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x1d
|
|
4
|
nfs_clear_inode
|
nfs |
0xffffffffc07b3f10
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x60
|
|
5
|
nfs_evict_inode
|
nfs |
0xffffffffc07b6539
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x29
|
|
6
|
evict
|
vmlinux |
0xffffffffb727aba4
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0xb4
|
|
7
|
iput
|
vmlinux |
0xffffffffb727afdc
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0xfc
|
|
8
|
do_unlinkat
|
vmlinux |
0xffffffffb726e966
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x1b6
|
|
9
|
|
vmlinux |
0xffffffffb7261de4
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x34
|
|
10
|
SyS_unlinkat
|
vmlinux |
0xffffffffb726fa3b
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x1b
|
|
11
|
system_call_fastpath
|
vmlinux |
0xffffffffb77c539a
Build id: 3.10.0-1160.102.1.el7.x86_64
|
0x25
|
WARNING: CPU: 2 PID: 1018 at fs/nfs/inode.c:127 nfs_clear_inode+0x60/0x90 [nfs]
Modules linked in: nfsd tcp_lp joydev ses enclosure scsi_transport_sas uas usb_storage squashfs loop overlay(T) nfsv3 nfs_acl rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace fscache 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 iTCO_wdt iTCO_vendor_support dell_smbios dcdbas dell_wmi_descriptor skx_edac intel_powerclamp coretemp intel_rapl
iosf_mbi kvm_intel kvm vfat fat irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd pcspkr ipmi_ssif sg i2c_i801 lpc_ich mei_me mei wmi ipmi_si ipmi_devintf ipmi_msghandler acpi_pad acpi_power_meter ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic mgag200 i2c_algo_bit crct10dif_pclmul crct10dif_common crc32c_intel drm_kms_helper syscopyarea sysfillrect sysimgblt ixgbe fb_sys_fops ttm ahci libahci megaraid_sas drm libata tg3 mdio dca ptp pps_core drm_panel_orientation_quirks nfit libnvdimm dm_mirror dm_region_hash dm_log dm_mod fuse
CPU: 2 PID: 1018 Comm: rm Kdump: loaded Tainted: G ------------ T 3.10.0-1160.102.1.el7.x86_64 #1
Hardware name: Dell Inc. PowerEdge R840/0NNJGC, BIOS 2.16.1 08/19/2022
Call Trace:
[<ffffffffb77b1bec>] dump_stack+0x19/0x1f
[<ffffffffb709f868>] __warn+0xd8/0x100
[<ffffffffb709f9ad>] warn_slowpath_null+0x1d/0x30
[<ffffffffc07b3f10>] nfs_clear_inode+0x60/0x90 [nfs]
[<ffffffffc07b6539>] nfs_evict_inode+0x29/0x30 [nfs]
[<ffffffffb727aba4>] evict+0xb4/0x180
[<ffffffffb727afdc>] iput+0xfc/0x190
[<ffffffffb726e966>] do_unlinkat+0x1b6/0x2e0
[<ffffffffb7261de4>] ? SYSC_newfstatat+0x34/0x60
[<ffffffffb726fa3b>] SyS_unlinkat+0x1b/0x50
[<ffffffffb77c539a>] system_call_fastpath+0x25/0x2a
Complete report #514582
| Frame # |
Function |
Binary |
Source or offset |
Line |
|
1
|
dump_stack
|
vmlinux |
0xffffffff99761e41
Build id: 3.10.0-957.5.1.el7.x86_64
|
0x19
|
|
2
|
__warn
|
vmlinux |
0xffffffff99097688
Build id: 3.10.0-957.5.1.el7.x86_64
|
0xd8
|
|
3
|
warn_slowpath_null
|
vmlinux |
0xffffffff990977cd
Build id: 3.10.0-957.5.1.el7.x86_64
|
0x1d
|
|
4
|
nfs_clear_inode
|
nfs |
0xffffffffc09f9cac
Build id: 3.10.0-957.5.1.el7.x86_64
|
0x5c
|
|
5
|
nfs_evict_inode
|
nfs |
0xffffffffc09fc229
Build id: 3.10.0-957.5.1.el7.x86_64
|
0x29
|
|
6
|
evict
|
vmlinux |
0xffffffff9925ede4
Build id: 3.10.0-957.5.1.el7.x86_64
|
0xb4
|
|
7
|
iput
|
vmlinux |
0xffffffff9925f6ec
Build id: 3.10.0-957.5.1.el7.x86_64
|
0xfc
|
|
8
|
do_unlinkat
|
vmlinux |
0xffffffff9925385e
Build id: 3.10.0-957.5.1.el7.x86_64
|
0x1ae
|
|
9
|
SyS_unlink
|
vmlinux |
0xffffffff99254916
Build id: 3.10.0-957.5.1.el7.x86_64
|
0x16
|
|
10
|
system_call_fastpath
|
vmlinux |
0xffffffff99774ddb
Build id: 3.10.0-957.5.1.el7.x86_64
|
0x22
|
WARNING: CPU: 6 PID: 6172 at fs/nfs/inode.c:127 nfs_clear_inode+0x5c/0x90 [nfs]
Modules linked in: nfsv3 nfs_acl nfs lockd grace fscache tcp_lp fuse nf_conntrack_ftp tun ebtable_filter ebtables devlink ip6table_filter ip6_tables nf_conntrack_netlink nfnetlink xt_addrtype br_netfilter bridge stp llc overlay(T) ipt_REJECT nf_reject_ipv4 xt_conntrack iptable_filter ipt_MASQUERADE nf_nat_masquerade_ipv4 xt_nat iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack xt_CHECKSUM iptable_mangle sunrpc iTCO_wdt iTCO_vendor_support sb_edac intel_powerclamp coretemp intel_rapl iosf_mbi kvm_intel kvm irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd joydev pcspkr sg lpc_ich i2c_i801 mei_me mei ioatdma wmi ipmi_ssif ipmi_si ipmi_devintf ipmi_msghandler acpi_power_meter acpi_pad ip_tables xfs libcrc32c sd_mod
crc_t10dif crct10dif_generic ast drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops crct10dif_pclmul ttm crct10dif_common crc32c_intel drm ahci ixgbe igb libahci libata drm_panel_orientation_quirks i2c_algo_bit mdio ptp pps_core dca nfit libnvdimm dm_mirror dm_region_hash dm_log dm_mod
CPU: 6 PID: 6172 Comm: gzip Kdump: loaded Tainted: G ------------ T 3.10.0-957.5.1.el7.x86_64 #1
Hardware name: Supermicro Super Server/X10DRL-i, BIOS 3.0a 02/09/2018
Call Trace:
[<ffffffff99761e41>] dump_stack+0x19/0x1b
[<ffffffff99097688>] __warn+0xd8/0x100
[<ffffffff990977cd>] warn_slowpath_null+0x1d/0x20
[<ffffffffc09f9cac>] nfs_clear_inode+0x5c/0x90 [nfs]
[<ffffffffc09fc229>] nfs_evict_inode+0x29/0x30 [nfs]
[<ffffffff9925ede4>] evict+0xb4/0x180
[<ffffffff9925f6ec>] iput+0xfc/0x190
[<ffffffff9925385e>] do_unlinkat+0x1ae/0x2d0
[<ffffffff99254916>] SyS_unlink+0x16/0x20
[<ffffffff99774ddb>] system_call_fastpath+0x22/0x27
Complete report #9673
| 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
|
nfs_clear_inode
|
nfs |
0xffffffffc06b1a9c
Build id: 3.10.0-693.el7.x86_64
|
0x5c
|
|
5
|
nfs_evict_inode
|
nfs |
0xffffffffc06b3fc9
Build id: 3.10.0-693.el7.x86_64
|
0x29
|
|
6
|
evict
|
vmlinux |
0xffffffff8121d619
Build id: 3.10.0-693.el7.x86_64
|
0xa9
|
|
7
|
iput
|
vmlinux |
0xffffffff8121df29
Build id: 3.10.0-693.el7.x86_64
|
0xf9
|
|
8
|
do_unlinkat
|
vmlinux |
0xffffffff8121242e
Build id: 3.10.0-693.el7.x86_64
|
0x1ae
|
|
9
|
|
vmlinux |
0xffffffff81206a41
Build id: 3.10.0-693.el7.x86_64
|
0x41
|
|
10
|
SyS_unlink
|
vmlinux |
0xffffffff812134b6
Build id: 3.10.0-693.el7.x86_64
|
0x16
|
|
11
|
system_call_fastpath
|
vmlinux |
0xffffffff816b4fc9
Build id: 3.10.0-693.el7.x86_64
|
0x16
|
WARNING: CPU: 14 PID: 209473 at fs/nfs/inode.c:127 nfs_clear_inode+0x5c/0x90 [nfs]
Modules linked in: 8021q garp mrp stp llc nfsv3 nfs fscache skx_edac edac_core intel_powerclamp coretemp intel_rapl iosf_mbi kvm_intel kvm irqbypass crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw mgag200 gf128mul glue_helper ablk_helper i2c_algo_bit cryptd ttm drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops drm iTCO_wdt iTCO_vendor_support pcspkr cdc_ether usbnet i2c_i801 mii i2c_core lpc_ich mei_me shpchp mei wmi ipmi_si ib_isert ipmi_devintf ipmi_msghandler nfit iscsi_target_mod libnvdimm acpi_power_meter acpi_pad ib_srpt target_core_mod crct10dif_generic crct10dif_pclmul ib_srp scsi_transport_srp scsi_tgt ib_ucm rpcrdma rdma_ucm ib_uverbs ib_iser ib_umad rdma_cm ib_ipoib iw_cm i40iw libiscsi scsi_transport_iscsi ib_cm mlx5_ib ib_core nfsd auth_rpcgss nfs_acl
lockd grace sunrpc ip_tables i40e mlx5_core ptp pps_core devlink ahci libahci libata sd_mod crc_t10dif crct10dif_common
CPU: 14 PID: 209473 Comm: ld Not tainted 3.10.0-693.el7.x86_64 #1
Hardware name: Lenovo ThinkSystem SD530 -[7X21CTO1WW]-/-[7X21CTO1WW]-, BIOS -[TEE124O-1.41]- 08/15/2018
0000000000000000 00000000a1a4519f ffff880f11413da0 ffffffff816a3d91
ffff880f11413de0 ffffffff810879c8 0000007f00000000 ffff880297459640
ffff880297459748 ffffffffc06cac60 ffffffffc06cac60 ffff880f3dad8840
Call Trace:
[<ffffffff816a3d91>] dump_stack+0x19/0x1b
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087b0d>] warn_slowpath_null+0x1d/0x20
[<ffffffffc06b1a9c>] nfs_clear_inode+0x5c/0x90 [nfs]
[<ffffffffc06b3fc9>] nfs_evict_inode+0x29/0x30 [nfs]
[<ffffffff8121d619>] evict+0xa9/0x180
[<ffffffff8121df29>] iput+0xf9/0x190
[<ffffffff8121242e>] do_unlinkat+0x1ae/0x2d0
[<ffffffff81206a41>] ? SYSC_newlstat+0x41/0x60
[<ffffffff812134b6>] SyS_unlink+0x16/0x20
[<ffffffff816b4fc9>] system_call_fastpath+0x16/0x1b