kernel BUG at fs/attr.c:243
Issue
- Kernel crashes during a rsync into a filesystem that is exported via NFS.
- Kernel panics with following messages:
[ 275.853422] ------------[ cut here ]------------
[ 275.853599] kernel BUG at fs/attr.c:243!
[ 275.853746] invalid opcode: 0000 [#1] SMP DEBUG_PAGEALLOC
[ 275.854117] Modules linked in: ext4 mbcache jbd2 loop rpcsec_gss_krb5 syscopyarea sysfillrect sysimgblt ttm ata_generic drm_kms_helper pata_acpi drm serio_raw ata_piix pcspkr i2c_piix4 floppy virtio_balloon virtio_blk virtio_console libata i2c_core nfsd ip_tables
[ 275.856346] CPU: 3 PID: 4969 Comm: chown Not tainted 3.10.0-vanilla #3
[ 275.856540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 275.856717] task: ffff88005f7e0300 ti: ffff880071038000 task.ti: ffff880071038000
[ 275.856928] RIP: 0010:[<ffffffff8120ca2a>] [<ffffffff8120ca2a>] notify_change+0x35a/0x3d0
[ 275.857223] RSP: 0018:ffff88007103be40 EFLAGS: 00010202
[ 275.857390] RAX: 0000000057520639 RBX: ffff880093984ef8 RCX: 0000000007de2900
[ 275.858073] RDX: 0000000007de2900 RSI: 0000000000000001 RDI: ffff8800b0a45800
[ 275.858754] RBP: ffff88007103be78 R08: 0000000057520639 R09: 0000000000000000
[ 275.859430] R10: 0000000000000000 R11: ffff88005f7e0c00 R12: 0000000000008479
[ 275.860111] R13: ffff880076507a00 R14: 0000000000001847 R15: ffff88007103be98
[ 275.860792] FS: 00007fe7da01e740(0000) GS:ffff8800bc6c0000(0000) knlGS:0000000000000000
[ 275.861977] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[ 275.862627] CR2: 00007fe7d9b2f4f0 CR3: 0000000085d48000 CR4: 00000000000006e0
[ 275.863311] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 275.864003] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[ 275.864691] Stack:
[ 275.865273] ffff880076507a00 ffff88007103be90 ffff880076507ad8 0000000000000000
[ 275.866709] ffff88007103bf40 ffff88005f7e0300 00000000000041b0 ffff88007103bf18
[ 275.868138] ffffffff811ec06e 00007d945f7e0300 0000000000000000 0000807900001847
[ 275.869541] Call Trace:
[ 275.870143] [<ffffffff811ec06e>] chown_common.isra.12+0xee/0x190
[ 275.870804] [<ffffffff811ecf3e>] SyS_fchownat+0xce/0x120
[ 275.871453] [<ffffffff817115c9>] system_call_fastpath+0x16/0x1b
[ 275.872114] Code: 1f fe ff ff 0f 1f 44 00 00 83 ca 01 41 89 17 41 89 d6 41 0f b7 45 00 e9 46 fe ff ff 0f 1f 44 00 00 b8 ff ff ff ff e9 f8 fd ff ff <0f> 0b 0f 1f 40 00 4c 89 fe 48 89 df e8 a5 a2 00 00 e9 09 ff ff
[ 275.878231] RIP [<ffffffff8120ca2a>] notify_change+0x35a/0x3d0
[ 275.878959] RSP <ffff88007103be40>
Environment
- Red Hat Enterprise Linux 7
- NFS
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