------- Comment From sthou...@in.ibm.com 2020-07-14 03:23 EDT------- @Naveen: Any update from try of kernel 5.4.0.14 or newer?
-- 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/1866910 Title: [Ubu 20.04][5.4.0-12-generic] Observed Kernel OOPS while running LTP Test in Regression_Bucket Status in The Ubuntu-power-systems project: Fix Released Status in linux package in Ubuntu: Fix Released Bug description: == Comment: #0 - Naveen Kumar T <navee...@in.ibm.com> - 2020-01-28 23:43:11 == ---Problem Description--- Observed Kernel OOPS while running LTP Test in Regression_Bucket ---uname output--- root@ltc-wcwsp3:~# uname -a Linux ltc-wcwsp3 5.4.0-12-generic #15-Ubuntu SMP Tue Jan 21 17:56:24 UTC 2020 ppc64le ppc64le ppc64le GNU/Linux Machine Type = Witherspoon DD2.3 Test Environment: - Hardware: Witherspoon DD2.3 - Disro: Ubu 20.04 - Kernel: 5.4.0-12-generic Console log: ------------ 00:44:50 KernelOOPS: Kernel OOPS (machine in state '6'): Oops: Kernel access of bad area, sig: 11 [#1] 00:44:50 [44921.236545] LE PAGE_SIZE=64K MMU=Radix SMP NR_CPUS=2048 NUMA PowerNV 00:44:50 [44921.236555] Modules linked in: slip serport nfsv3 nfs fscache sctp quota_v2 quota_tree brd nls_iso8859_1 ntfs exfat(C) xfs overlay lp parport_pc ppdev parport st iptable_filter bpfilter cfg80211 xsk_diag tcp_diag udp_diag raw_diag inet_diag unix_diag af_packet_diag netlink_diag macsec binfmt_misc nfsd auth_rpcgss nfs_acl lockd grace sunrpc dm_multipath scsi_dh_rdac scsi_dh_emc scsi_dh_alua vmx_crypto joydev input_leds mac_hid ofpart cmdlinepart at24 ipmi_powernv ipmi_devintf powernv_flash opal_prd ipmi_msghandler ibmpowernv mtd uio_pdrv_genirq uio sch_fq_codel ip_tables x_tables autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq raid1 raid0 multipath linear mlx5_ib ib_uverbs ib_core hid_generic usbhid hid nouveau bnx2x ast drm_vram_helper mlx5_core i2c_algo_bit ttm crct10dif_vpmsum drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops nvme drm nvme_core mdio tg3 libcrc32c ahci libahci tls drm_panel_orientation_quirks 00:44:50 [44921.236608] crc32c_vpmsum mlxfw [last unloaded: parport_pc] 00:44:50 [44921.236841] CPU: 140 PID: 1134354 Comm: pty03 Tainted: G C 5.4.0-12-generic #15-Ubuntu 00:44:50 [44921.236854] NIP: c000000000163964 LR: c0080000139b02d4 CTR: c000000000163930 00:44:50 [44921.236875] REGS: c000201ab34d7800 TRAP: 0300 Tainted: G C (5.4.0-12-generic) 00:44:50 [44921.236887] MSR: 9000000000009033 <SF,HV,EE,ME,IR,DR,RI,LE> CR: 84004880 XER: 20040000 00:44:50 [44921.236900] CFAR: c0080000139b309c DAR: 0000000000000020 DSISR: 40000000 IRQMASK: 1 00:44:50 [44921.236900] GPR00: c0080000139b02d4 c000201ab34d7a90 c000000001a5ba00 0000000000000800 00:44:50 [44921.236900] GPR04: c000001ffa46f400 0000000000000020 c008000013751260 0000000000000800 00:44:50 [44921.236900] GPR08: 0000000000000001 c000000001a924f0 c000201b09452000 c0080000139b3088 00:44:50 [44921.236900] GPR12: c000000000163930 c000201fff5f7c00 00007c1913f34410 0000000000000000 00:44:50 [44921.236900] GPR16: 00007c1913fc0000 00007c1913f30320 00007c1913caf240 00007c1913f34420 00:44:50 [44921.236900] GPR20: 0000000000000000 0000000000000000 0000000000000008 0000000000000000 00:44:50 [44921.236900] GPR24: 00000ce690ad0288 00000ce690ad02a8 c000201c09f97570 0000000000000000 00:44:50 [44921.236900] GPR28: c000201b1336da00 ffffffffffffffe7 0000000000000000 c000201b09452000 00:44:50 [44921.237006] NIP [c000000000163964] queue_work_on+0x34/0xb0 00:44:50 [44921.237027] LR [c0080000139b02d4] slip_write_wakeup+0x3c/0x60 [slip] 00:44:50 [44921.237046] Call Trace: 00:44:50 [44921.237063] [c000201ab34d7a90] [c000201ab34d7ae0] 0xc000201ab34d7ae0 (unreliable) 00:44:50 [44921.237096] [c000201ab34d7ac0] [c0080000139b02d4] slip_write_wakeup+0x3c/0x60 [slip] 00:44:50 [44921.237130] [c000201ab34d7ae0] [c0000000008e53c0] tty_wakeup+0x90/0xe0 00:44:50 [44921.237173] [c000201ab34d7b10] [c0000000008f84ac] pty_unthrottle+0x2c/0x60 00:44:50 [44921.237215] [c000201ab34d7b40] [c0000000008f0500] tty_unthrottle+0x80/0xb0 00:44:50 [44921.237256] [c000201ab34d7b70] [c0000000008f0bc0] __tty_perform_flush+0x130/0x150 00:44:50 [44921.237298] [c000201ab34d7ba0] [c0000000008ec6cc] n_tty_ioctl+0x20c/0x2b0 00:44:50 [44921.237339] [c000201ab34d7bf0] [c0000000008e8748] tty_ioctl+0x3f8/0xe80 00:44:50 [44921.237360] [c000201ab34d7d00] [c000000000494f8c] do_vfs_ioctl+0x96c/0xbe0 00:44:50 [44921.237381] [c000201ab34d7db0] [c0000000004952c4] ksys_ioctl+0xc4/0x110 00:44:50 [44921.237411] [c000201ab34d7e00] [c000000000495338] sys_ioctl+0x28/0x80 00:44:50 [44921.237432] [c000201ab34d7e20] [c00000000000b278] system_call+0x5c/0x68 00:44:50 [44921.237462] Instruction dump: 00:44:50 [44921.237479] 384280d0 7c0802a6 60000000 7c0802a6 fbc1fff0 fbe1fff8 f8010010 f821ffd1 00:44:50 [44921.237502] 39000001 8bcd0988 990d0988 7c0004ac <7d4028a8> 7d474378 7ce029ad 40c2fff4 00:44:50 [44921.237516] ---[ end trace cf6ea8c03bff2d44 ]--- 00:44:50 [44921.370320] 00:44:50 [44922.370413] Kernel panic - not syncing: Fatal exception 00:44:50 [44924.2[45060.426334658,5] OPAL: Reboot request... 00:44:50 [45060.426565497,5] RESET: Fast reboot disabled: NVLink device enabled 00:44:50 65388] Rebooting in 10 seconds To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-power-systems/+bug/1866910/+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
