* WARNING since next-20230516 about ipfrag_low_thresh_unused
@ 2023-05-17 2:53 Murphy Zhou
2023-05-17 3:00 ` Angus Chen
0 siblings, 1 reply; 3+ messages in thread
From: Murphy Zhou @ 2023-05-17 2:53 UTC (permalink / raw)
To: netdev, Linux-Next, Angus Chen
Hi,
This warning keeps hitting the dmesg since the 0516 tree.
Might be this commit:
commit b2cbac9b9b28730e9e53be20b6cdf979d3b9f27e
Author: Angus Chen <angus.chen@jaguarmicro.com>
Date: Fri May 12 09:01:52 2023 +0800
net: Remove low_thresh in ip defrag
Please help to take a look at.
Thanks,
Murphy
[ 2180.527227] ------------[ cut here ]------------
[ 2180.531902] sysctl net/ipv4/ipfrag_low_thresh: data points to
kernel global data: ipfrag_low_thresh_unused
[ 2180.541649] WARNING: CPU: 7 PID: 681484 at net/sysctl_net.c:155
ensure_safe_net_sysctl+0x88/0x100
[ 2180.550607] Modules linked in: dm_snapshot dm_bufio dm_flakey
binfmt_misc veth tun brd overlay exfat ext2 ext4 mbcache jbd2 cifs tls
loop nfsv3 rpcsec_gss_krb5 nfsv4 dns_resolver nfs fscache netfs
rpcrdma rdma_cm iw_cm ib_cm ib_core nfsd auth_rpcgss nfs_acl lockd
grace ipmi_ssif rfkill sunrpc vfat fat intel_rapl_msr
intel_rapl_common edac_mce_amd mgag200 kvm_amd drm_shmem_helper
drm_kms_helper kvm syscopyarea acpi_ipmi sysfillrect ipmi_si irqbypass
sysimgblt ipmi_devintf fb_sys_fops rapl pcspkr i2c_piix4 hpilo k10temp
acpi_tad ipmi_msghandler acpi_power_meter drm fuse xfs libcrc32c
sd_mod t10_pi sg igb ahci libahci crct10dif_pclmul crc32_pclmul
i2c_algo_bit crc32c_intel libata ccp hpwdt ghash_clmulni_intel dca
sp5100_tco wmi dm_mirror dm_region_hash dm_log dm_mod [last unloaded:
scsi_debug]
[ 2180.621100] CPU: 7 PID: 681484 Comm: (ostnamed) Kdump: loaded
Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 2180.631805] Hardware name: HPE ProLiant DL385 Gen11/ProLiant DL385
Gen11, BIOS 1.10 10/18/2022
[ 2180.640495] RIP: 0010:ensure_safe_net_sysctl+0x88/0x100
[ 2180.645789] Code: 85 bb 72 b9 48 81 fd 00 00 a0 bc 73 b0 48 c7 c1
dd f1 75 ba 4c 8b 43 08 48 8b 13 4c 89 e6 48 c7 c7 c0 51 86 ba e8 f8
b8 4b ff <0f> 0b 66 81 63 14 6d ff eb 89 0f b7 4b 14 4c 8b 4b 08 48 c7
c6 90
[ 2180.664701] RSP: 0018:ff5e70190533bd68 EFLAGS: 00010282
[ 2180.669986] RAX: 0000000000000000 RBX: ff40e6cadd6fea40 RCX: 0000000000000000
[ 2180.677189] RDX: ff40e6ce2cbec880 RSI: ff40e6ce2cbdf840 RDI: ff40e6ce2cbdf840
[ 2180.684399] RBP: ffffffffbc781888 R08: 0000000000000000 R09: 00000000ffff7fff
[ 2180.691609] R10: ff5e70190533bc08 R11: ffffffffbade6888 R12: ffffffffba85c61e
[ 2180.698819] R13: ff40e6cb201dc400 R14: 0000000000000000 R15: 0000000000000000
[ 2180.706029] FS: 00007f519be60b40(0000) GS:ff40e6ce2cbc0000(0000)
knlGS:0000000000000000
[ 2180.714194] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2180.720004] CR2: 00007f519c96efe0 CR3: 000000012878c002 CR4: 0000000000771ee0
[ 2180.727216] PKRU: 55555554
[ 2180.729967] Call Trace:
[ 2180.732462] <TASK>
[ 2180.734610] register_net_sysctl+0x20/0x40
[ 2180.738766] ipv4_frags_init_net+0xdd/0x180
[ 2180.743001] ops_init+0x33/0xc0
[ 2180.746190] setup_net+0x12c/0x2c0
[ 2180.749643] copy_net_ns+0x10a/0x270
[ 2180.753266] create_new_namespaces+0x113/0x2e0
[ 2180.757767] unshare_nsproxy_namespaces+0x55/0xb0
[ 2180.762534] ksys_unshare+0x1a8/0x390
[ 2180.766251] __x64_sys_unshare+0xe/0x20
[ 2180.770139] do_syscall_64+0x59/0x90
[ 2180.773764] ? do_syscall_64+0x69/0x90
[ 2180.777563] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 2180.782672] RIP: 0033:0x7f519c03f90b
[ 2180.786299] Code: 73 01 c3 48 8b 0d 15 a5 1b 00 f7 d8 64 89 01 48
83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00
00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e5 a4 1b 00 f7 d8 64 89
01 48
[ 2180.805214] RSP: 002b:00007ffcd1b70ae8 EFLAGS: 00000246 ORIG_RAX:
0000000000000110
[ 2180.812866] RAX: ffffffffffffffda RBX: 0000558b7f0a95e8 RCX: 00007f519c03f90b
[ 2180.820081] RDX: 0000000000000000 RSI: 00007ffcd1b70a50 RDI: 0000000040000000
[ 2180.827287] RBP: 00007ffcd1b70b20 R08: 0000000000000000 R09: 00007ffcd1b70e20
[ 2180.834493] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f519c6c6c52
[ 2180.841700] R13: 00000000fffffff5 R14: 0000000040000000 R15: 0000000000000000
[ 2180.848912] </TASK>
[ 2180.851142] ---[ end trace 0000000000000000 ]---
^ permalink raw reply [flat|nested] 3+ messages in thread
* RE: WARNING since next-20230516 about ipfrag_low_thresh_unused
2023-05-17 2:53 WARNING since next-20230516 about ipfrag_low_thresh_unused Murphy Zhou
@ 2023-05-17 3:00 ` Angus Chen
2023-05-17 3:08 ` Murphy Zhou
0 siblings, 1 reply; 3+ messages in thread
From: Angus Chen @ 2023-05-17 3:00 UTC (permalink / raw)
To: Murphy Zhou, netdev, Linux-Next; +Cc: Ido Schimmel
Hi.
> -----Original Message-----
> From: Murphy Zhou <jencce.kernel@gmail.com>
> Sent: Wednesday, May 17, 2023 10:53 AM
> To: netdev@vger.kernel.org; Linux-Next <linux-next@vger.kernel.org>; Angus
> Chen <angus.chen@jaguarmicro.com>
> Subject: WARNING since next-20230516 about ipfrag_low_thresh_unused
>
> Hi,
>
>
>
> Might be this commit:
>
> commit b2cbac9b9b28730e9e53be20b6cdf979d3b9f27e
Yes,just this commit.
> Author: Angus Chen <angus.chen@jaguarmicro.com>
> Date: Fri May 12 09:01:52 2023 +0800
>
> net: Remove low_thresh in ip defrag
>
> Please help to take a look at.
This warning keeps hitting the dmesg since the 0516 tree.
Yes,it is reported by idosch two days ago,and I send a v3 patch to fix it.
Should I revert b2cbac9b or just wait the robot to merge v3?
Thank you.
>
> Thanks,
> Murphy
>
>
>
>
> [ 2180.527227] ------------[ cut here ]------------
> [ 2180.531902] sysctl net/ipv4/ipfrag_low_thresh: data points to
> kernel global data: ipfrag_low_thresh_unused
> [ 2180.541649] WARNING: CPU: 7 PID: 681484 at net/sysctl_net.c:155
> ensure_safe_net_sysctl+0x88/0x100
> [ 2180.550607] Modules linked in: dm_snapshot dm_bufio dm_flakey
> binfmt_misc veth tun brd overlay exfat ext2 ext4 mbcache jbd2 cifs tls
> loop nfsv3 rpcsec_gss_krb5 nfsv4 dns_resolver nfs fscache netfs
> rpcrdma rdma_cm iw_cm ib_cm ib_core nfsd auth_rpcgss nfs_acl lockd
> grace ipmi_ssif rfkill sunrpc vfat fat intel_rapl_msr
> intel_rapl_common edac_mce_amd mgag200 kvm_amd drm_shmem_helper
> drm_kms_helper kvm syscopyarea acpi_ipmi sysfillrect ipmi_si irqbypass
> sysimgblt ipmi_devintf fb_sys_fops rapl pcspkr i2c_piix4 hpilo k10temp
> acpi_tad ipmi_msghandler acpi_power_meter drm fuse xfs libcrc32c
> sd_mod t10_pi sg igb ahci libahci crct10dif_pclmul crc32_pclmul
> i2c_algo_bit crc32c_intel libata ccp hpwdt ghash_clmulni_intel dca
> sp5100_tco wmi dm_mirror dm_region_hash dm_log dm_mod [last unloaded:
> scsi_debug]
> [ 2180.621100] CPU: 7 PID: 681484 Comm: (ostnamed) Kdump: loaded
> Tainted: G W 6.4.0-rc2-next-20230516 #1
> [ 2180.631805] Hardware name: HPE ProLiant DL385 Gen11/ProLiant DL385
> Gen11, BIOS 1.10 10/18/2022
> [ 2180.640495] RIP: 0010:ensure_safe_net_sysctl+0x88/0x100
> [ 2180.645789] Code: 85 bb 72 b9 48 81 fd 00 00 a0 bc 73 b0 48 c7 c1
> dd f1 75 ba 4c 8b 43 08 48 8b 13 4c 89 e6 48 c7 c7 c0 51 86 ba e8 f8
> b8 4b ff <0f> 0b 66 81 63 14 6d ff eb 89 0f b7 4b 14 4c 8b 4b 08 48 c7
> c6 90
> [ 2180.664701] RSP: 0018:ff5e70190533bd68 EFLAGS: 00010282
> [ 2180.669986] RAX: 0000000000000000 RBX: ff40e6cadd6fea40 RCX:
> 0000000000000000
> [ 2180.677189] RDX: ff40e6ce2cbec880 RSI: ff40e6ce2cbdf840 RDI:
> ff40e6ce2cbdf840
> [ 2180.684399] RBP: ffffffffbc781888 R08: 0000000000000000 R09:
> 00000000ffff7fff
> [ 2180.691609] R10: ff5e70190533bc08 R11: ffffffffbade6888 R12:
> ffffffffba85c61e
> [ 2180.698819] R13: ff40e6cb201dc400 R14: 0000000000000000 R15:
> 0000000000000000
> [ 2180.706029] FS: 00007f519be60b40(0000) GS:ff40e6ce2cbc0000(0000)
> knlGS:0000000000000000
> [ 2180.714194] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [ 2180.720004] CR2: 00007f519c96efe0 CR3: 000000012878c002 CR4:
> 0000000000771ee0
> [ 2180.727216] PKRU: 55555554
> [ 2180.729967] Call Trace:
> [ 2180.732462] <TASK>
> [ 2180.734610] register_net_sysctl+0x20/0x40
> [ 2180.738766] ipv4_frags_init_net+0xdd/0x180
> [ 2180.743001] ops_init+0x33/0xc0
> [ 2180.746190] setup_net+0x12c/0x2c0
> [ 2180.749643] copy_net_ns+0x10a/0x270
> [ 2180.753266] create_new_namespaces+0x113/0x2e0
> [ 2180.757767] unshare_nsproxy_namespaces+0x55/0xb0
> [ 2180.762534] ksys_unshare+0x1a8/0x390
> [ 2180.766251] __x64_sys_unshare+0xe/0x20
> [ 2180.770139] do_syscall_64+0x59/0x90
> [ 2180.773764] ? do_syscall_64+0x69/0x90
> [ 2180.777563] entry_SYSCALL_64_after_hwframe+0x72/0xdc
> [ 2180.782672] RIP: 0033:0x7f519c03f90b
> [ 2180.786299] Code: 73 01 c3 48 8b 0d 15 a5 1b 00 f7 d8 64 89 01 48
> 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00
> 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e5 a4 1b 00 f7 d8 64 89
> 01 48
> [ 2180.805214] RSP: 002b:00007ffcd1b70ae8 EFLAGS: 00000246 ORIG_RAX:
> 0000000000000110
> [ 2180.812866] RAX: ffffffffffffffda RBX: 0000558b7f0a95e8 RCX:
> 00007f519c03f90b
> [ 2180.820081] RDX: 0000000000000000 RSI: 00007ffcd1b70a50 RDI:
> 0000000040000000
> [ 2180.827287] RBP: 00007ffcd1b70b20 R08: 0000000000000000 R09:
> 00007ffcd1b70e20
> [ 2180.834493] R10: 0000000000000000 R11: 0000000000000246 R12:
> 00007f519c6c6c52
> [ 2180.841700] R13: 00000000fffffff5 R14: 0000000040000000 R15:
> 0000000000000000
> [ 2180.848912] </TASK>
> [ 2180.851142] ---[ end trace 0000000000000000 ]---
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: WARNING since next-20230516 about ipfrag_low_thresh_unused
2023-05-17 3:00 ` Angus Chen
@ 2023-05-17 3:08 ` Murphy Zhou
0 siblings, 0 replies; 3+ messages in thread
From: Murphy Zhou @ 2023-05-17 3:08 UTC (permalink / raw)
To: Angus Chen; +Cc: netdev, Linux-Next, Ido Schimmel
Hi,
On Wed, May 17, 2023 at 11:00 AM Angus Chen <angus.chen@jaguarmicro.com> wrote:
>
> Hi.
>
> > -----Original Message-----
> > From: Murphy Zhou <jencce.kernel@gmail.com>
> > Sent: Wednesday, May 17, 2023 10:53 AM
> > To: netdev@vger.kernel.org; Linux-Next <linux-next@vger.kernel.org>; Angus
> > Chen <angus.chen@jaguarmicro.com>
> > Subject: WARNING since next-20230516 about ipfrag_low_thresh_unused
> >
> > Hi,
> >
> >
> >
> > Might be this commit:
> >
> > commit b2cbac9b9b28730e9e53be20b6cdf979d3b9f27e
> Yes,just this commit.
> > Author: Angus Chen <angus.chen@jaguarmicro.com>
> > Date: Fri May 12 09:01:52 2023 +0800
> >
> > net: Remove low_thresh in ip defrag
> >
> > Please help to take a look at.
> This warning keeps hitting the dmesg since the 0516 tree.
> Yes,it is reported by idosch two days ago,and I send a v3 patch to fix it.
> Should I revert b2cbac9b or just wait the robot to merge v3?
Great. Let's wait for the merge.
Thanks!
> Thank you.
> >
> > Thanks,
> > Murphy
> >
> >
> >
> >
> > [ 2180.527227] ------------[ cut here ]------------
> > [ 2180.531902] sysctl net/ipv4/ipfrag_low_thresh: data points to
> > kernel global data: ipfrag_low_thresh_unused
> > [ 2180.541649] WARNING: CPU: 7 PID: 681484 at net/sysctl_net.c:155
> > ensure_safe_net_sysctl+0x88/0x100
> > [ 2180.550607] Modules linked in: dm_snapshot dm_bufio dm_flakey
> > binfmt_misc veth tun brd overlay exfat ext2 ext4 mbcache jbd2 cifs tls
> > loop nfsv3 rpcsec_gss_krb5 nfsv4 dns_resolver nfs fscache netfs
> > rpcrdma rdma_cm iw_cm ib_cm ib_core nfsd auth_rpcgss nfs_acl lockd
> > grace ipmi_ssif rfkill sunrpc vfat fat intel_rapl_msr
> > intel_rapl_common edac_mce_amd mgag200 kvm_amd drm_shmem_helper
> > drm_kms_helper kvm syscopyarea acpi_ipmi sysfillrect ipmi_si irqbypass
> > sysimgblt ipmi_devintf fb_sys_fops rapl pcspkr i2c_piix4 hpilo k10temp
> > acpi_tad ipmi_msghandler acpi_power_meter drm fuse xfs libcrc32c
> > sd_mod t10_pi sg igb ahci libahci crct10dif_pclmul crc32_pclmul
> > i2c_algo_bit crc32c_intel libata ccp hpwdt ghash_clmulni_intel dca
> > sp5100_tco wmi dm_mirror dm_region_hash dm_log dm_mod [last unloaded:
> > scsi_debug]
> > [ 2180.621100] CPU: 7 PID: 681484 Comm: (ostnamed) Kdump: loaded
> > Tainted: G W 6.4.0-rc2-next-20230516 #1
> > [ 2180.631805] Hardware name: HPE ProLiant DL385 Gen11/ProLiant DL385
> > Gen11, BIOS 1.10 10/18/2022
> > [ 2180.640495] RIP: 0010:ensure_safe_net_sysctl+0x88/0x100
> > [ 2180.645789] Code: 85 bb 72 b9 48 81 fd 00 00 a0 bc 73 b0 48 c7 c1
> > dd f1 75 ba 4c 8b 43 08 48 8b 13 4c 89 e6 48 c7 c7 c0 51 86 ba e8 f8
> > b8 4b ff <0f> 0b 66 81 63 14 6d ff eb 89 0f b7 4b 14 4c 8b 4b 08 48 c7
> > c6 90
> > [ 2180.664701] RSP: 0018:ff5e70190533bd68 EFLAGS: 00010282
> > [ 2180.669986] RAX: 0000000000000000 RBX: ff40e6cadd6fea40 RCX:
> > 0000000000000000
> > [ 2180.677189] RDX: ff40e6ce2cbec880 RSI: ff40e6ce2cbdf840 RDI:
> > ff40e6ce2cbdf840
> > [ 2180.684399] RBP: ffffffffbc781888 R08: 0000000000000000 R09:
> > 00000000ffff7fff
> > [ 2180.691609] R10: ff5e70190533bc08 R11: ffffffffbade6888 R12:
> > ffffffffba85c61e
> > [ 2180.698819] R13: ff40e6cb201dc400 R14: 0000000000000000 R15:
> > 0000000000000000
> > [ 2180.706029] FS: 00007f519be60b40(0000) GS:ff40e6ce2cbc0000(0000)
> > knlGS:0000000000000000
> > [ 2180.714194] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> > [ 2180.720004] CR2: 00007f519c96efe0 CR3: 000000012878c002 CR4:
> > 0000000000771ee0
> > [ 2180.727216] PKRU: 55555554
> > [ 2180.729967] Call Trace:
> > [ 2180.732462] <TASK>
> > [ 2180.734610] register_net_sysctl+0x20/0x40
> > [ 2180.738766] ipv4_frags_init_net+0xdd/0x180
> > [ 2180.743001] ops_init+0x33/0xc0
> > [ 2180.746190] setup_net+0x12c/0x2c0
> > [ 2180.749643] copy_net_ns+0x10a/0x270
> > [ 2180.753266] create_new_namespaces+0x113/0x2e0
> > [ 2180.757767] unshare_nsproxy_namespaces+0x55/0xb0
> > [ 2180.762534] ksys_unshare+0x1a8/0x390
> > [ 2180.766251] __x64_sys_unshare+0xe/0x20
> > [ 2180.770139] do_syscall_64+0x59/0x90
> > [ 2180.773764] ? do_syscall_64+0x69/0x90
> > [ 2180.777563] entry_SYSCALL_64_after_hwframe+0x72/0xdc
> > [ 2180.782672] RIP: 0033:0x7f519c03f90b
> > [ 2180.786299] Code: 73 01 c3 48 8b 0d 15 a5 1b 00 f7 d8 64 89 01 48
> > 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00
> > 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e5 a4 1b 00 f7 d8 64 89
> > 01 48
> > [ 2180.805214] RSP: 002b:00007ffcd1b70ae8 EFLAGS: 00000246 ORIG_RAX:
> > 0000000000000110
> > [ 2180.812866] RAX: ffffffffffffffda RBX: 0000558b7f0a95e8 RCX:
> > 00007f519c03f90b
> > [ 2180.820081] RDX: 0000000000000000 RSI: 00007ffcd1b70a50 RDI:
> > 0000000040000000
> > [ 2180.827287] RBP: 00007ffcd1b70b20 R08: 0000000000000000 R09:
> > 00007ffcd1b70e20
> > [ 2180.834493] R10: 0000000000000000 R11: 0000000000000246 R12:
> > 00007f519c6c6c52
> > [ 2180.841700] R13: 00000000fffffff5 R14: 0000000040000000 R15:
> > 0000000000000000
> > [ 2180.848912] </TASK>
> > [ 2180.851142] ---[ end trace 0000000000000000 ]---
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2023-05-17 3:08 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2023-05-17 2:53 WARNING since next-20230516 about ipfrag_low_thresh_unused Murphy Zhou
2023-05-17 3:00 ` Angus Chen
2023-05-17 3:08 ` Murphy Zhou
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