Source: linux Followup-For: Bug #877763 Dear Maintainer,
I'm still seeing these btrfs trace messages on 4.19.0-2-amd64 Mar 3 06:47:02 aurora kernel: [1113289.959681] WARNING: CPU: 0 PID: 5074 at fs/btrfs/ctree.h:1588 btrfs_update_device+0x1a8/0x1c0 [btrfs] Mar 3 06:47:02 aurora kernel: [1113289.959683] Modules linked in: fuse ufs qnx4 hfsplus hfs minix ntfs vfat msdos fat jfs xfs dm_mod tun loop radeon coretemp ttm kvm_intel drm_kms_helper kvm ppdev evdev sg drm iTCO_wdt iTCO_vendor_support parport_pc irqbypass parport pcc_cpufreq i2c_algo_bit serio_raw i5000_edac pcspkr rng_core i5k_amb button ext4 crc16 mbcache jbd2 fscrypto ecb crypto_simd cryptd glue_helper aes_x86_64 btrfs zstd_decompress zstd_compress xxhash raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c crc32c_generic raid0 multipath linear raid1 md_mod sr_mod cdrom sd_mod ata_generic ahci libahci ata_piix libata i2c_i801 uhci_hcd ehci_pci ehci_hcd realtek scsi_mod usbcore r8169 e1000e lpc_ich usb_common libphy floppy Mar 3 06:47:02 aurora kernel: [1113289.959761] CPU: 0 PID: 5074 Comm: btrfs Tainted: G W 4.19.0-2-amd64 #1 Debian 4.19.16-1 Mar 3 06:47:02 aurora kernel: [1113289.959762] Hardware name: Supermicro X7DB8/X7DB8, BIOS 2.1c 07/04/2011 Mar 3 06:47:02 aurora kernel: [1113289.959792] RIP: 0010:btrfs_update_device+0x1a8/0x1c0 [btrfs] Mar 3 06:47:02 aurora kernel: [1113289.959795] Code: 36 ff ff 4c 89 f7 45 31 c0 ba 10 00 00 00 48 8b 8b a0 00 00 00 4c 89 e6 e8 55 36 ff ff 4c 89 f7 e8 cd 1a fd ff e9 dd fe ff ff <0f> 0b eb c2 41 bd f4 ff ff ff e9 d6 fe ff ff e8 c4 56 85 ee 0f 1f Mar 3 06:47:02 aurora kernel: [1113289.959796] RSP: 0018:ffffb6024abdba30 EFLAGS: 00010206 Mar 3 06:47:02 aurora kernel: [1113289.959798] RAX: 0000000000000fff RBX: ffff997fa4be7c00 RCX: 000001c920f11e00 Mar 3 06:47:02 aurora kernel: [1113289.959800] RDX: 0000000000001000 RSI: 0000000000000dd4 RDI: ffff997e8cf00af0 Mar 3 06:47:02 aurora kernel: [1113289.959801] RBP: ffff997e85261e70 R08: ffffb6024abdb9e0 R09: ffffb6024abdb9e8 Mar 3 06:47:02 aurora kernel: [1113289.959803] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000db4 Mar 3 06:47:02 aurora kernel: [1113289.959804] R13: 0000000000000000 R14: ffff997e8cf00af0 R15: 00000000fffffff4 Mar 3 06:47:02 aurora kernel: [1113289.959806] FS: 00007fb3cbb99700(0000) GS:ffff997faba00000(0000) knlGS:0000000000000000 Mar 3 06:47:02 aurora kernel: [1113289.959808] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Mar 3 06:47:02 aurora kernel: [1113289.959810] CR2: 00007fb3ce3d9550 CR3: 000000000ca92000 CR4: 00000000000006f0 Mar 3 06:47:02 aurora kernel: [1113289.959811] Call Trace: Mar 3 06:47:02 aurora kernel: [1113289.959846] btrfs_finish_chunk_alloc+0x11c/0x4b0 [btrfs] Mar 3 06:47:02 aurora kernel: [1113289.959872] ? btrfs_insert_item+0x7e/0xf0 [btrfs] Mar 3 06:47:02 aurora kernel: [1113289.959897] btrfs_create_pending_block_groups+0xec/0x200 [btrfs] Mar 3 06:47:02 aurora kernel: [1113289.959926] __btrfs_end_transaction+0x67/0x2e0 [btrfs] Mar 3 06:47:02 aurora kernel: [1113289.959952] btrfs_inc_block_group_ro+0xd4/0x150 [btrfs] Mar 3 06:47:02 aurora kernel: [1113289.959982] scrub_enumerate_chunks+0x18d/0x560 [btrfs] Mar 3 06:47:02 aurora kernel: [1113289.960013] btrfs_scrub_dev+0x1b2/0x540 [btrfs] Mar 3 06:47:02 aurora kernel: [1113289.960019] ? _cond_resched+0x15/0x30 Mar 3 06:47:02 aurora kernel: [1113289.960023] ? __kmalloc_track_caller+0x180/0x210 Mar 3 06:47:02 aurora kernel: [1113289.960027] ? apparmor_capable+0x72/0xa0 Mar 3 06:47:02 aurora kernel: [1113289.960029] ? __check_object_size+0x15d/0x189 Mar 3 06:47:02 aurora kernel: [1113289.960059] btrfs_ioctl+0xf7c/0x2cd0 [btrfs] Mar 3 06:47:02 aurora kernel: [1113289.960063] ? __switch_to_asm+0x40/0x70 Mar 3 06:47:02 aurora kernel: [1113289.960065] ? __switch_to_asm+0x34/0x70 Mar 3 06:47:02 aurora kernel: [1113289.960066] ? __switch_to_asm+0x40/0x70 Mar 3 06:47:02 aurora kernel: [1113289.960070] ? do_vfs_ioctl+0xa4/0x630 Mar 3 06:47:02 aurora kernel: [1113289.960072] do_vfs_ioctl+0xa4/0x630 Mar 3 06:47:02 aurora kernel: [1113289.960075] ? get_task_io_context+0x43/0x80 Mar 3 06:47:02 aurora kernel: [1113289.960078] ksys_ioctl+0x60/0x90 Mar 3 06:47:02 aurora kernel: [1113289.960081] ? __switch_to+0x115/0x440 Mar 3 06:47:02 aurora kernel: [1113289.960083] __x64_sys_ioctl+0x16/0x20 Mar 3 06:47:02 aurora kernel: [1113289.960087] do_syscall_64+0x53/0x100 Mar 3 06:47:02 aurora kernel: [1113289.960089] entry_SYSCALL_64_after_hwframe+0x44/0xa9 Mar 3 06:47:02 aurora kernel: [1113289.960092] RIP: 0033:0x7fb3ce492757 Mar 3 06:47:02 aurora kernel: [1113289.960094] Code: 00 00 90 48 8b 05 39 a7 0c 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 09 a7 0c 00 f7 d8 64 89 01 48 Mar 3 06:47:02 aurora kernel: [1113289.960096] RSP: 002b:00007fb3cbb98d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 Mar 3 06:47:02 aurora kernel: [1113289.960098] RAX: ffffffffffffffda RBX: 000055eec8b20f00 RCX: 00007fb3ce492757 Mar 3 06:47:02 aurora kernel: [1113289.960100] RDX: 000055eec8b20f00 RSI: 00000000c400941b RDI: 0000000000000004 Mar 3 06:47:02 aurora kernel: [1113289.960101] RBP: 0000000000000000 R08: 00007fb3cbb99700 R09: 0000000000000000 Mar 3 06:47:02 aurora kernel: [1113289.960103] R10: 00007fb3cbb99700 R11: 0000000000000246 R12: 00007ffc03d751be Mar 3 06:47:02 aurora kernel: [1113289.960104] R13: 00007ffc03d751bf R14: 00007fb3cbb99700 R15: 0000000000000000 Mar 3 06:47:02 aurora kernel: [1113289.960106] ---[ end trace 25e9f868f3754bfc ]--- -- System Information: Debian Release: buster/sid APT prefers testing APT policy: (900, 'testing') Architecture: amd64 (x86_64) Kernel: Linux 4.19.0-2-amd64 (SMP w/8 CPU cores) Kernel taint flags: TAINT_WARN Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE=en_US.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: sysvinit (via /sbin/init)
