(our other option is going straight to 18.04 but that's a much larger change to test...
-- 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/1823216 Title: [trusty] 3.13.0-167-generic repeatedly trips kernel paging request BUG: Status in linux package in Ubuntu: Invalid Status in linux source package in Trusty: Confirmed Bug description: While trying to diagnose a problem with getting a kernel BUG: Bad page map in process retriever (retriever is the name of our serving binary), causing the serving binary to crash, we tried upgrading from 3.13.0-121-generic to 3.13.0-167-generic and instead started more regularly tripping a different bug that hardlocks the system when we attempt to stop & restart the affected process. We are running Trusty on AWS in i3.xlarge instances. BUG: unable to handle kernel paging request at ffffeafffffffff0 [89149.537277] IP: [<ffffffff8174416e>] _raw_spin_lock+0xe/0x50 [89149.543462] PGD 0 [89149.545919] Oops: 0002 [#1] SMP [89149.549887] Modules linked in: 8021q garp stp mrp llc dm_crypt crct10dif_pclmul crc32_pclmul ghash_clmulni_intel serio_raw isofs aesni_intel aes_x86_64 glue_helper lrw gf128mul ablk_helper cryptd psmouse nvme ena floppy [89149.574925] CPU: 3 PID: 21681 Comm: retriever Not tainted 3.13.0-167-generic #217-Ubuntu [89149.583168] Hardware name: Xen HVM domU, BIOS 4.2.amazon 08/24/2006 [89149.589649] task: ffff8807f2f7e000 ti: ffff88015b674000 task.ti: ffff88015b674000 [89149.597338] RIP: 0010:[<ffffffff8174416e>] [<ffffffff8174416e>] _raw_spin_lock+0xe/0x50 [89149.605845] RSP: 0000:ffff88015b675d88 EFLAGS: 00010206 [89149.611431] RAX: 0000000000020000 RBX: 000000c0dee00020 RCX: f000c00000000f53 [89149.618873] RDX: ffff880000000000 RSI: 000000ffffffffc0 RDI: ffffeafffffffff0 [89149.626336] RBP: ffff88015b675d88 R08: 00003fffffe00000 R09: 00000000000000a9 [89149.633705] R10: 0000000000000000 R11: f000ff53f000ff53 R12: ffff880037471900 [89149.641019] R13: ffff8807f49c57b8 R14: ffff8807f2eb2680 R15: ffffeafffffffff0 [89149.648287] FS: 00007f92262dd700(0000) GS:ffff88081fc60000(0000) knlGS:0000000000000000 [89149.657764] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [89149.664294] CR2: ffffeafffffffff0 CR3: 00000007f4380000 CR4: 0000000000160670 [89149.672158] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [89149.680246] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [89149.688126] Stack: [89149.690903] ffff88015b675e20 ffffffff811831fe 8000000001e85225 ffff8807f2eb2680 [89149.700310] ffff88015b675f20 ffff88015b675e10 0000000000000007 f000c00000000f53 [89149.709739] 00000000000000a9 f000ff53f000ff53 ffff880000000000 8000000300000000 [89149.719331] Call Trace: [89149.722581] [<ffffffff811831fe>] handle_mm_fault+0x27e/0xfb0 [89149.729984] [<ffffffff81748743>] __do_page_fault+0x183/0x570 [89149.737506] [<ffffffff810e33ea>] ? do_futex+0x10a/0x760 [89149.744529] [<ffffffff810a7a05>] ? set_next_entity+0x95/0xb0 [89149.752059] [<ffffffff810a7a7f>] ? pick_next_task_fair+0x5f/0x1b0 [89149.760000] [<ffffffff810a4cc5>] ? sched_clock_cpu+0xb5/0x100 [89149.767489] [<ffffffff81748b4a>] do_page_fault+0x1a/0x70 [89149.774460] [<ffffffff81744c68>] page_fault+0x28/0x30 [89149.781134] Code: 00 00 55 48 89 e5 f0 81 07 00 00 10 00 48 89 f7 57 9d 0f 1f 44 00 00 5d c3 0f 1f 40 00 0f 1f 44 00 00 55 48 89 e5 b8 00 00 02 00 <f0> 0f c1 07 89 c2 c1 ea 10 66 39 c2 75 02 5d c3 83 e2 fe 0f b7 [89149.820963] RIP [<ffffffff8174416e>] _raw_spin_lock+0xe/0x50 [89149.828646] RSP <ffff88015b675d88> [89149.833460] CR2: ffffeafffffffff0 [89149.843886] ---[ end trace 5e5ae13dbb1d0f6e ]--- BUG: unable to handle kernel paging request at ffffeafffffffff0 [66384.498399] IP: [<ffffffff8174416e>] _raw_spin_lock+0xe/0x50 [66384.502611] PGD 0 [66384.504586] Oops: 0002 [#1] SMP [66384.507578] Modules linked in: 8021q garp stp mrp llc dm_crypt crct10dif_pclmul crc32_pclmul ghash_clmulni_intel serio_raw isofs aesni_intel aes_x86_64 glue_helper lrw gf128mul ablk_helper cryptd psmouse nvme ena floppy [66384.525392] CPU: 1 PID: 21144 Comm: retriever Not tainted 3.13.0-167-generic #217-Ubuntu [66384.531418] Hardware name: Xen HVM domU, BIOS 4.2.amazon 08/24/2006 [66384.535812] task: ffff88074a9a9800 ti: ffff8807f411e000 task.ti: ffff8807f411e000 [66384.542092] RIP: 0010:[<ffffffff8174416e>] [<ffffffff8174416e>] _raw_spin_lock+0xe/0x50 [66384.548699] RSP: 0000:ffff8807f411fd88 EFLAGS: 00010206 [66384.552560] RAX: 0000000000020000 RBX: 000000c2b0c00000 RCX: f000c00000000f53 [66384.557499] RDX: ffff880000000000 RSI: 000000ffffffffc0 RDI: ffffeafffffffff0 [66384.562419] RBP: ffff8807f411fd88 R08: 00003fffffe00000 R09: 00000000000000a9 [66384.567450] R10: 0000000000000000 R11: f000ff53f000ff53 R12: ffff8807f4af9f00 [66384.572935] R13: ffff8807f2ed9c30 R14: ffff8807f3ee2680 R15: ffffeafffffffff0 [66384.578165] FS: 00007f9886ac4700(0000) GS:ffff88081fc20000(0000) knlGS:0000000000000000 [66384.584224] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [66384.588318] CR2: ffffeafffffffff0 CR3: 000000079ec8e000 CR4: 0000000000160670 [66384.593312] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [66384.598189] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [66384.603115] Stack: [66384.604990] ffff8807f411fe20 ffffffff811831fe 00000000f411fda8 0000000000008000 [66384.611706] ffff8807f411fe70 ffffffff81622244 ffff8807f411fdf8 f000c00000000f53 [66384.618451] ffffffff000000a9 f000ff53f000ff53 ffff880000000000 8000000100000000 [66384.625091] Call Trace: [66384.627330] [<ffffffff811831fe>] handle_mm_fault+0x27e/0xfb0 [66384.631601] [<ffffffff81622244>] ? sock_aio_read.part.5+0x104/0x120 [66384.636281] [<ffffffff81748743>] __do_page_fault+0x183/0x570 [66384.640575] [<ffffffff81622281>] ? sock_aio_read+0x21/0x30 [66384.644745] [<ffffffff811c8730>] ? do_sync_read+0x60/0xa0 [66384.648891] [<ffffffff81748b4a>] do_page_fault+0x1a/0x70 [66384.652957] [<ffffffff81744c68>] page_fault+0x28/0x30 [66384.656849] Code: 00 00 55 48 89 e5 f0 81 07 00 00 10 00 48 89 f7 57 9d 0f 1f 44 00 00 5d c3 0f 1f 40 00 0f 1f 44 00 00 55 48 89 e5 b8 00 00 02 00 <f0> 0f c1 07 89 c2 c1 ea 10 66 39 c2 75 02 5d c3 83 e2 fe 0f b7 [66384.678274] RIP [<ffffffff8174416e>] _raw_spin_lock+0xe/0x50 [66384.682555] RSP <ffff8807f411fd88> [66384.685382] CR2: ffffeafffffffff0 [66384.691222] ---[ end trace 78397061d8d25a28 ]--- To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1823216/+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
