システムがハングし、"WARNING: CPU: 3 PID: 598881 at fs/super.c:1674 __sb_start_write+0x2b9/0x300" が表示される
Issue
- システムがハングし、次のエラーメッセージが表示されます。
kernel: WARNING: CPU: 3 PID: 598881 at fs/super.c:1674 __sb_start_write+0x2b9/0x300
kernel: Modules linked in: veth ipt_MASQUERADE nf_conntrack_netlink xt_addrtype nft_chain_nat nf_nat br_netfilter bridge stp llc overlay binfmt_misc nft_counter xt_owner xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat ext4 mbcache jbd2 nf_tables nfnetlink vfat fat intel_rapl_msr intel_rapl_common nfit libnvdimm kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel rapl pcspkr hyperv_fb i2c_piix4 hv_utils hv_balloon joydev auth_rpcgss sunrpc ip_tables xfs libcrc32c ata_generic sd_mod t10_pi sg hv_storvsc hv_netvsc scsi_transport_fc hyperv_keyboard hid_hyperv ata_piix crc32c_intel libata hv_vmbus serio_raw dm_mirror dm_region_hash dm_log dm_mod fuse
kernel: Features: eBPF/rawtrace
kernel: CPU: 3 PID: 598881 Comm: CInstalledSoftw Kdump: loaded Tainted: GB ----------- 4.18.0-305.17.1.el8_4.x86_64+debug #1
kernel: Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090008 12/07/2018
kernel: RIP: 0010:__sb_start_write+0x2b9/0x300
kernel: Code: fd ff ff be 01 00 00 00 48 89 df e8 f1 2e 99 ff 65 ff 0d 72 9e e4 4f 84 c0 0f 85 47 fe ff ff 31 c0 45 84 f6 0f 84 38 ff ff ff <0f> 0b e9 31 ff ff ff 31 f6 48 89 df e8 c6 2e 99 ff e9 16 ff ff ff
kernel: RSP: 0000:ffff8881e0ce7b48 EFLAGS: 00010202
kernel: RAX: 0000000000000000 RBX: ffff888e63922500 RCX: 0000000000000000
kernel: RDX: 0000000000000000 RSI: ffffffffafa19904 RDI: ffffffffb37e3bbc
kernel: RBP: 00000000000002e0 R08: 0000000000000000 R09: 0000000000000000
kernel: R10: ffff888e475fb8f3 R11: ffffed11c8ebf71e R12: 00000000ffffffff
kernel: R13: ffff888e63922640 R14: 0000000000000001 R15: ffff888e63922390
kernel: FS: 00007f60b9083700(0000) GS:ffff888e6d400000(0000) knlGS:0000000000000000
kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
kernel: CR2: 00007f60b80e1518 CR3: 0000000dc5b28004 CR4: 00000000003706e0
kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
kernel: DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
kernel: Call Trace:
kernel: __xfs_filemap_fault+0x339/0x6a0 [xfs]
kernel: ? down_read_killable_nested+0x770/0x770
kernel: ? xfs_file_read_iter+0x740/0x740 [xfs]
kernel: ? vm_normal_page+0x74/0x280
kernel: do_page_mkwrite+0x192/0x350
kernel: do_wp_page+0x7d4/0xc10
kernel: ? finish_mkwrite_fault+0x2d0/0x2d0
kernel: ? pte_pfn+0x100/0x100
kernel: __handle_mm_fault+0xeed/0x11c0
kernel: ? rcu_read_unlock+0x50/0x50
kernel: ? lock_release+0x591/0xd70
kernel: ? copy_page_range+0x2650/0x2650
kernel: ? down_read_trylock+0x19b/0x360
kernel: ? __do_page_fault+0x29c/0xa90
kernel: ? handle_mm_fault+0x5d1/0x750
kernel: handle_mm_fault+0x27b/0x750
kernel: __do_page_fault+0x3ee/0xa90
kernel: ? page_fault+0x8/0x30
kernel: do_page_fault+0x3d/0x520
kernel: ? page_fault+0x8/0x30
kernel: page_fault+0x1e/0x30
kernel: RIP: 0033:0x7f60bca6f8c0
kernel: Code: 40 00 48 8b 50 18 48 83 fa ff 74 56 48 01 d0 48 89 44 24 28 74 55 3b 30 75 e8 48 3b 78 08 75 e2 41 83 fc 06 0f 84 1a 03 00 00 <44> 89 60 10 48 8b 44 24 28 49 89 07 31 ed 48 8b 5c 24 48 64 48 33
kernel: RSP: 002b:00007f60b907ce50 EFLAGS: 00010297
kernel: RAX: 00007f60b80e1508 RBX: 00007f6068208d00 RCX: 0000000000000210
kernel: RDX: fffffffffffffb18 RSI: 0000000000000ada RDI: 00007f60b9083700
kernel: RBP: 00007f606838f4d0 R08: 0000000000000000 R09: 00007f60b804e588
kernel: R10: 00007f6068192d68 R11: 0000000000000002 R12: 0000000000000002
kernel: R13: 00007f60b804e378 R14: 0000000000000010 R15: 00007f60b907cef0
Environment
- Red Hat Enterprise Linux 8 デバッグカーネル
注記:
このバグの影響を受けるのは kernel-debug のみです。通常のカーネルでは問題は見られません。
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