[Kernel-packages] [Bug 1649207] Re: mlx5_core failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate memory
** Tags removed: kernel-da-key -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1649207 Title: mlx5_core failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate memory Status in linux package in Ubuntu: Triaged Status in linux source package in Yakkety: Triaged Bug description: Failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate memory Scenario ubuntu@cto-netsim3:~$ sudo ethtool -g ens6f0 [sudo] password for ubuntu: Ring parameters for ens6f0: Pre-set maximums: RX: 4096 RX Mini: 0 RX Jumbo: 0 TX: 8192 Current hardware settings: RX: 1024 RX Mini: 0 RX Jumbo: 0 TX: 1024 ubuntu@cto-netsim3:~$ sudo ethtool -G ens6f0 rx 4096 Cannot set device ring parameters: Cannot allocate memory After brinding the interface down with: ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 down I can not bring it back up !!! ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ dmsg: [ 774.935067] mlx5_core :81:00.0: swiotlb buffer is full (sz: 8388608 bytes) [ 774.935070] swiotlb: coherent allocation failed for device :81:00.0 size=8388608 [ 774.935074] CPU: 38 PID: 6042 Comm: ethtool Not tainted 4.8.0-22-generic #24 [ 774.935075] Hardware name: Quanta Computer Inc D51B-1U (dual 1G LoM)/S2B-MB (dual 1G LoM), BIOS S2B_3A19 05/15/2015 [ 774.935078] 0286 65a68699 8d946b1db9a0 8502f5d2 [ 774.935083] 007f 8d946b1db9e8 8505a280 [ 774.935087] 8d946b1dba80 8d94000b 024082c0 8db471b0e0a0 [ 774.935091] Call Trace: [ 774.935104] [] dump_stack+0x63/0x81 [ 774.935108] [] swiotlb_alloc_coherent+0x140/0x160 [ 774.935115] [] x86_swiotlb_alloc_coherent+0x43/0x50 [ 774.935150] [] mlx5_dma_zalloc_coherent_node+0xa4/0x100 [mlx5_core] [ 774.935164] [] mlx5_buf_alloc_node+0x4d/0xc0 [mlx5_core] [ 774.935181] [] mlx5_cqwq_create+0x7e/0x160 [mlx5_core] [ 774.935199] [] mlx5e_open_cq+0x9e/0x1f0 [mlx5_core] [ 774.935214] [] mlx5e_open_channels+0x715/0xf30 [mlx5_core] [ 774.935229] [] mlx5e_open_locked+0xda/0x1e0 [mlx5_core] [ 774.935245] [] mlx5e_set_ringparam+0x21e/0x350 [mlx5_core] [ 774.935252] [] dev_ethtool+0x59f/0x1fc0 [ 774.935255] [] ? new_slab+0x300/0x6e0 [ 774.935259] [] ? __rtnl_unlock+0x2a/0x50 [ 774.935262] [] ? netdev_run_todo+0x60/0x330 [ 774.935266] [] ? alloc_set_pte+0x4ec/0x610 [ 774.935268] [] ? dev_get_by_name_rcu+0x61/0x80 [ 774.935272] [] dev_ioctl+0x180/0x5a0 [ 774.935277] [] sock_do_ioctl+0x42/0x50 [ 774.935280] [] sock_ioctl+0x1d2/0x290 [ 774.935283] [] do_vfs_ioctl+0xa3/0x610 [ 774.935287] [] ? __do_page_fault+0x203/0x4d0 [ 774.935289] [] SyS_ioctl+0x79/0x90 [ 774.935307] [] entry_SYSCALL_64_fastpath+0x1e/0xa8 [ 774.935312] mlx5_core :81:00.0: :81:00.0:mlx5_cqwq_create:121:(pid 6042): mlx5_buf_alloc_node() failed, -12 [ 774.935537] mlx5_core :81:00.0 ens6f0: mlx5e_open_locked: mlx5e_open_channels failed, -12 This is the upstream patches that fix this issue ec8b9981ad3f net/mlx5e: Create UMR MKey per RQ 3608ae77c098 net/mlx5e: Move function mlx5e_create_umr_mkey 1c1b522808a1 net/mlx5e: Implement Fragmented Work Queue (WQ) Thanks, Talat To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1649207/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1649207] Re: mlx5_core failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate memory
** Changed in: linux (Ubuntu) Assignee: (unassigned) => Thadeu Lima de Souza Cascardo (cascardo) ** Changed in: linux (Ubuntu Yakkety) Assignee: (unassigned) => Thadeu Lima de Souza Cascardo (cascardo) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1649207 Title: mlx5_core failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate memory Status in linux package in Ubuntu: Triaged Status in linux source package in Yakkety: Triaged Bug description: Failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate memory Scenario ubuntu@cto-netsim3:~$ sudo ethtool -g ens6f0 [sudo] password for ubuntu: Ring parameters for ens6f0: Pre-set maximums: RX: 4096 RX Mini: 0 RX Jumbo: 0 TX: 8192 Current hardware settings: RX: 1024 RX Mini: 0 RX Jumbo: 0 TX: 1024 ubuntu@cto-netsim3:~$ sudo ethtool -G ens6f0 rx 4096 Cannot set device ring parameters: Cannot allocate memory After brinding the interface down with: ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 down I can not bring it back up !!! ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ dmsg: [ 774.935067] mlx5_core :81:00.0: swiotlb buffer is full (sz: 8388608 bytes) [ 774.935070] swiotlb: coherent allocation failed for device :81:00.0 size=8388608 [ 774.935074] CPU: 38 PID: 6042 Comm: ethtool Not tainted 4.8.0-22-generic #24 [ 774.935075] Hardware name: Quanta Computer Inc D51B-1U (dual 1G LoM)/S2B-MB (dual 1G LoM), BIOS S2B_3A19 05/15/2015 [ 774.935078] 0286 65a68699 8d946b1db9a0 8502f5d2 [ 774.935083] 007f 8d946b1db9e8 8505a280 [ 774.935087] 8d946b1dba80 8d94000b 024082c0 8db471b0e0a0 [ 774.935091] Call Trace: [ 774.935104] [] dump_stack+0x63/0x81 [ 774.935108] [] swiotlb_alloc_coherent+0x140/0x160 [ 774.935115] [] x86_swiotlb_alloc_coherent+0x43/0x50 [ 774.935150] [] mlx5_dma_zalloc_coherent_node+0xa4/0x100 [mlx5_core] [ 774.935164] [] mlx5_buf_alloc_node+0x4d/0xc0 [mlx5_core] [ 774.935181] [] mlx5_cqwq_create+0x7e/0x160 [mlx5_core] [ 774.935199] [] mlx5e_open_cq+0x9e/0x1f0 [mlx5_core] [ 774.935214] [] mlx5e_open_channels+0x715/0xf30 [mlx5_core] [ 774.935229] [] mlx5e_open_locked+0xda/0x1e0 [mlx5_core] [ 774.935245] [] mlx5e_set_ringparam+0x21e/0x350 [mlx5_core] [ 774.935252] [] dev_ethtool+0x59f/0x1fc0 [ 774.935255] [] ? new_slab+0x300/0x6e0 [ 774.935259] [] ? __rtnl_unlock+0x2a/0x50 [ 774.935262] [] ? netdev_run_todo+0x60/0x330 [ 774.935266] [] ? alloc_set_pte+0x4ec/0x610 [ 774.935268] [] ? dev_get_by_name_rcu+0x61/0x80 [ 774.935272] [] dev_ioctl+0x180/0x5a0 [ 774.935277] [] sock_do_ioctl+0x42/0x50 [ 774.935280] [] sock_ioctl+0x1d2/0x290 [ 774.935283] [] do_vfs_ioctl+0xa3/0x610 [ 774.935287] [] ? __do_page_fault+0x203/0x4d0 [ 774.935289] [] SyS_ioctl+0x79/0x90 [ 774.935307] [] entry_SYSCALL_64_fastpath+0x1e/0xa8 [ 774.935312] mlx5_core :81:00.0: :81:00.0:mlx5_cqwq_create:121:(pid 6042): mlx5_buf_alloc_node() failed, -12 [ 774.935537] mlx5_core :81:00.0 ens6f0: mlx5e_open_locked: mlx5e_open_channels failed, -12 This is the upstream patches that fix this issue ec8b9981ad3f net/mlx5e: Create UMR MKey per RQ 3608ae77c098 net/mlx5e: Move function mlx5e_create_umr_mkey 1c1b522808a1 net/mlx5e: Implement Fragmented Work Queue (WQ) Thanks, Talat To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1649207/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to :
[Kernel-packages] [Bug 1649207] Re: mlx5_core failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate memory
** Changed in: linux (Ubuntu) Status: Incomplete => Triaged ** Also affects: linux (Ubuntu Yakkety) Importance: Undecided Status: New ** Changed in: linux (Ubuntu Yakkety) Importance: Undecided => Medium ** Changed in: linux (Ubuntu Yakkety) Status: New => Triaged -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1649207 Title: mlx5_core failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate memory Status in linux package in Ubuntu: Triaged Status in linux source package in Yakkety: Triaged Bug description: Failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate memory Scenario ubuntu@cto-netsim3:~$ sudo ethtool -g ens6f0 [sudo] password for ubuntu: Ring parameters for ens6f0: Pre-set maximums: RX: 4096 RX Mini: 0 RX Jumbo: 0 TX: 8192 Current hardware settings: RX: 1024 RX Mini: 0 RX Jumbo: 0 TX: 1024 ubuntu@cto-netsim3:~$ sudo ethtool -G ens6f0 rx 4096 Cannot set device ring parameters: Cannot allocate memory After brinding the interface down with: ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 down I can not bring it back up !!! ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ dmsg: [ 774.935067] mlx5_core :81:00.0: swiotlb buffer is full (sz: 8388608 bytes) [ 774.935070] swiotlb: coherent allocation failed for device :81:00.0 size=8388608 [ 774.935074] CPU: 38 PID: 6042 Comm: ethtool Not tainted 4.8.0-22-generic #24 [ 774.935075] Hardware name: Quanta Computer Inc D51B-1U (dual 1G LoM)/S2B-MB (dual 1G LoM), BIOS S2B_3A19 05/15/2015 [ 774.935078] 0286 65a68699 8d946b1db9a0 8502f5d2 [ 774.935083] 007f 8d946b1db9e8 8505a280 [ 774.935087] 8d946b1dba80 8d94000b 024082c0 8db471b0e0a0 [ 774.935091] Call Trace: [ 774.935104] [] dump_stack+0x63/0x81 [ 774.935108] [] swiotlb_alloc_coherent+0x140/0x160 [ 774.935115] [] x86_swiotlb_alloc_coherent+0x43/0x50 [ 774.935150] [] mlx5_dma_zalloc_coherent_node+0xa4/0x100 [mlx5_core] [ 774.935164] [] mlx5_buf_alloc_node+0x4d/0xc0 [mlx5_core] [ 774.935181] [] mlx5_cqwq_create+0x7e/0x160 [mlx5_core] [ 774.935199] [] mlx5e_open_cq+0x9e/0x1f0 [mlx5_core] [ 774.935214] [] mlx5e_open_channels+0x715/0xf30 [mlx5_core] [ 774.935229] [] mlx5e_open_locked+0xda/0x1e0 [mlx5_core] [ 774.935245] [] mlx5e_set_ringparam+0x21e/0x350 [mlx5_core] [ 774.935252] [] dev_ethtool+0x59f/0x1fc0 [ 774.935255] [] ? new_slab+0x300/0x6e0 [ 774.935259] [] ? __rtnl_unlock+0x2a/0x50 [ 774.935262] [] ? netdev_run_todo+0x60/0x330 [ 774.935266] [] ? alloc_set_pte+0x4ec/0x610 [ 774.935268] [] ? dev_get_by_name_rcu+0x61/0x80 [ 774.935272] [] dev_ioctl+0x180/0x5a0 [ 774.935277] [] sock_do_ioctl+0x42/0x50 [ 774.935280] [] sock_ioctl+0x1d2/0x290 [ 774.935283] [] do_vfs_ioctl+0xa3/0x610 [ 774.935287] [] ? __do_page_fault+0x203/0x4d0 [ 774.935289] [] SyS_ioctl+0x79/0x90 [ 774.935307] [] entry_SYSCALL_64_fastpath+0x1e/0xa8 [ 774.935312] mlx5_core :81:00.0: :81:00.0:mlx5_cqwq_create:121:(pid 6042): mlx5_buf_alloc_node() failed, -12 [ 774.935537] mlx5_core :81:00.0 ens6f0: mlx5e_open_locked: mlx5e_open_channels failed, -12 This is the upstream patches that fix this issue ec8b9981ad3f net/mlx5e: Create UMR MKey per RQ 3608ae77c098 net/mlx5e: Move function mlx5e_create_umr_mkey 1c1b522808a1 net/mlx5e: Implement Fragmented Work Queue (WQ) Thanks, Talat To manage notifications about this bug go to:
[Kernel-packages] [Bug 1649207] Re: mlx5_core failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate memory
** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Tags added: kernel-da-key -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1649207 Title: mlx5_core failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate memory Status in linux package in Ubuntu: Incomplete Bug description: Failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate memory Scenario ubuntu@cto-netsim3:~$ sudo ethtool -g ens6f0 [sudo] password for ubuntu: Ring parameters for ens6f0: Pre-set maximums: RX: 4096 RX Mini: 0 RX Jumbo: 0 TX: 8192 Current hardware settings: RX: 1024 RX Mini: 0 RX Jumbo: 0 TX: 1024 ubuntu@cto-netsim3:~$ sudo ethtool -G ens6f0 rx 4096 Cannot set device ring parameters: Cannot allocate memory After brinding the interface down with: ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 down I can not bring it back up !!! ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ dmsg: [ 774.935067] mlx5_core :81:00.0: swiotlb buffer is full (sz: 8388608 bytes) [ 774.935070] swiotlb: coherent allocation failed for device :81:00.0 size=8388608 [ 774.935074] CPU: 38 PID: 6042 Comm: ethtool Not tainted 4.8.0-22-generic #24 [ 774.935075] Hardware name: Quanta Computer Inc D51B-1U (dual 1G LoM)/S2B-MB (dual 1G LoM), BIOS S2B_3A19 05/15/2015 [ 774.935078] 0286 65a68699 8d946b1db9a0 8502f5d2 [ 774.935083] 007f 8d946b1db9e8 8505a280 [ 774.935087] 8d946b1dba80 8d94000b 024082c0 8db471b0e0a0 [ 774.935091] Call Trace: [ 774.935104] [] dump_stack+0x63/0x81 [ 774.935108] [] swiotlb_alloc_coherent+0x140/0x160 [ 774.935115] [] x86_swiotlb_alloc_coherent+0x43/0x50 [ 774.935150] [] mlx5_dma_zalloc_coherent_node+0xa4/0x100 [mlx5_core] [ 774.935164] [] mlx5_buf_alloc_node+0x4d/0xc0 [mlx5_core] [ 774.935181] [] mlx5_cqwq_create+0x7e/0x160 [mlx5_core] [ 774.935199] [] mlx5e_open_cq+0x9e/0x1f0 [mlx5_core] [ 774.935214] [] mlx5e_open_channels+0x715/0xf30 [mlx5_core] [ 774.935229] [] mlx5e_open_locked+0xda/0x1e0 [mlx5_core] [ 774.935245] [] mlx5e_set_ringparam+0x21e/0x350 [mlx5_core] [ 774.935252] [] dev_ethtool+0x59f/0x1fc0 [ 774.935255] [] ? new_slab+0x300/0x6e0 [ 774.935259] [] ? __rtnl_unlock+0x2a/0x50 [ 774.935262] [] ? netdev_run_todo+0x60/0x330 [ 774.935266] [] ? alloc_set_pte+0x4ec/0x610 [ 774.935268] [] ? dev_get_by_name_rcu+0x61/0x80 [ 774.935272] [] dev_ioctl+0x180/0x5a0 [ 774.935277] [] sock_do_ioctl+0x42/0x50 [ 774.935280] [] sock_ioctl+0x1d2/0x290 [ 774.935283] [] do_vfs_ioctl+0xa3/0x610 [ 774.935287] [] ? __do_page_fault+0x203/0x4d0 [ 774.935289] [] SyS_ioctl+0x79/0x90 [ 774.935307] [] entry_SYSCALL_64_fastpath+0x1e/0xa8 [ 774.935312] mlx5_core :81:00.0: :81:00.0:mlx5_cqwq_create:121:(pid 6042): mlx5_buf_alloc_node() failed, -12 [ 774.935537] mlx5_core :81:00.0 ens6f0: mlx5e_open_locked: mlx5e_open_channels failed, -12 This is the upstream patches that fix this issue ec8b9981ad3f net/mlx5e: Create UMR MKey per RQ 3608ae77c098 net/mlx5e: Move function mlx5e_create_umr_mkey 1c1b522808a1 net/mlx5e: Implement Fragmented Work Queue (WQ) Thanks, Talat To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1649207/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1649207] Re: mlx5_core failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate memory
** Tags added: yakkety -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1649207 Title: mlx5_core failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate memory Status in linux package in Ubuntu: Incomplete Bug description: Failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate memory Scenario ubuntu@cto-netsim3:~$ sudo ethtool -g ens6f0 [sudo] password for ubuntu: Ring parameters for ens6f0: Pre-set maximums: RX: 4096 RX Mini: 0 RX Jumbo: 0 TX: 8192 Current hardware settings: RX: 1024 RX Mini: 0 RX Jumbo: 0 TX: 1024 ubuntu@cto-netsim3:~$ sudo ethtool -G ens6f0 rx 4096 Cannot set device ring parameters: Cannot allocate memory After brinding the interface down with: ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 down I can not bring it back up !!! ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ ubuntu@cto-netsim3:~$ sudo ifconfig ens6f0 up SIOCSIFFLAGS: Cannot allocate memory ubuntu@cto-netsim3:~$ dmsg: [ 774.935067] mlx5_core :81:00.0: swiotlb buffer is full (sz: 8388608 bytes) [ 774.935070] swiotlb: coherent allocation failed for device :81:00.0 size=8388608 [ 774.935074] CPU: 38 PID: 6042 Comm: ethtool Not tainted 4.8.0-22-generic #24 [ 774.935075] Hardware name: Quanta Computer Inc D51B-1U (dual 1G LoM)/S2B-MB (dual 1G LoM), BIOS S2B_3A19 05/15/2015 [ 774.935078] 0286 65a68699 8d946b1db9a0 8502f5d2 [ 774.935083] 007f 8d946b1db9e8 8505a280 [ 774.935087] 8d946b1dba80 8d94000b 024082c0 8db471b0e0a0 [ 774.935091] Call Trace: [ 774.935104] [] dump_stack+0x63/0x81 [ 774.935108] [] swiotlb_alloc_coherent+0x140/0x160 [ 774.935115] [] x86_swiotlb_alloc_coherent+0x43/0x50 [ 774.935150] [] mlx5_dma_zalloc_coherent_node+0xa4/0x100 [mlx5_core] [ 774.935164] [] mlx5_buf_alloc_node+0x4d/0xc0 [mlx5_core] [ 774.935181] [] mlx5_cqwq_create+0x7e/0x160 [mlx5_core] [ 774.935199] [] mlx5e_open_cq+0x9e/0x1f0 [mlx5_core] [ 774.935214] [] mlx5e_open_channels+0x715/0xf30 [mlx5_core] [ 774.935229] [] mlx5e_open_locked+0xda/0x1e0 [mlx5_core] [ 774.935245] [] mlx5e_set_ringparam+0x21e/0x350 [mlx5_core] [ 774.935252] [] dev_ethtool+0x59f/0x1fc0 [ 774.935255] [] ? new_slab+0x300/0x6e0 [ 774.935259] [] ? __rtnl_unlock+0x2a/0x50 [ 774.935262] [] ? netdev_run_todo+0x60/0x330 [ 774.935266] [] ? alloc_set_pte+0x4ec/0x610 [ 774.935268] [] ? dev_get_by_name_rcu+0x61/0x80 [ 774.935272] [] dev_ioctl+0x180/0x5a0 [ 774.935277] [] sock_do_ioctl+0x42/0x50 [ 774.935280] [] sock_ioctl+0x1d2/0x290 [ 774.935283] [] do_vfs_ioctl+0xa3/0x610 [ 774.935287] [] ? __do_page_fault+0x203/0x4d0 [ 774.935289] [] SyS_ioctl+0x79/0x90 [ 774.935307] [] entry_SYSCALL_64_fastpath+0x1e/0xa8 [ 774.935312] mlx5_core :81:00.0: :81:00.0:mlx5_cqwq_create:121:(pid 6042): mlx5_buf_alloc_node() failed, -12 [ 774.935537] mlx5_core :81:00.0 ens6f0: mlx5e_open_locked: mlx5e_open_channels failed, -12 This is the upstream patches that fix this issue ec8b9981ad3f net/mlx5e: Create UMR MKey per RQ 3608ae77c098 net/mlx5e: Move function mlx5e_create_umr_mkey 1c1b522808a1 net/mlx5e: Implement Fragmented Work Queue (WQ) Thanks, Talat To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1649207/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
