From: bugzilla-daemon@bugzilla.kernel.org
To: linux-xfs@vger.kernel.org
Subject: [Bug 205465] New: [xfstests generic/475]: general protection fault: 0000 [#1] SMP KASAN PTI, RIP: 0010:iter_file_splice_write+0x63f/0xa90
Date: Fri, 08 Nov 2019 06:32:40 +0000 [thread overview]
Message-ID: <bug-205465-201763@https.bugzilla.kernel.org/> (raw)
https://bugzilla.kernel.org/show_bug.cgi?id=205465
Bug ID: 205465
Summary: [xfstests generic/475]: general protection fault: 0000
[#1] SMP KASAN PTI, RIP:
0010:iter_file_splice_write+0x63f/0xa90
Product: File System
Version: 2.5
Kernel Version: xfs-linux 5.4.0-rc3+ + xfs-5.5-merge-6 +
iomap-5.5-merge-6
Hardware: All
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: XFS
Assignee: filesystem_xfs@kernel-bugs.kernel.org
Reporter: zlang@redhat.com
Regression: No
Description of problem:
I hit a kernel panic on xfs-linux "xfs-5.5-merge-6 + iomap-5.5-merge-6":
[34623.023691] run fstests generic/475 at 2019-10-31 20:19:44
[34626.293952] XFS (dm-0): Mounting V5 Filesystem
[34626.441140] XFS (dm-0): Ending clean mount
[34626.483454] Mounted xfs file system at /mnt/xfstests/mnt2 supports
timestamps until 2038 (0x7fffffff)
[34628.679834] iomap_finish_ioend: 7 callbacks suppressed
[34628.679840] dm-0: writeback error on inode 16797854, offset 1150976, sector
15762000
[34628.679905] dm-0: writeback error on inode 16797854, offset 2818048, sector
15761568
[34628.684120] dm-0: writeback error on inode 162, offset 176128, sector 21936
[34628.706668] dm-0: writeback error on inode 25166791, offset 1314816, sector
23616848
[34342.606123] dm-0: writeback error on inode 9220, offset 2793472, sector
181616
[34342.606215] dm-0: writeback error on inode 8429459, offset 212992, sector
7939416
[34342.638699] Buffer I/O error on dev dm-0, logical block 31457156, async page
read
[34342.672923] XFS (dm-0): log I/O error -5
[34342.704060] Buffer I/O error on dev dm-0, logical block 31457157, async page
read
[34342.739474] XFS (dm-0): xfs_do_force_shutdown(0x2) called from line 1297 of
file fs/xfs/xfs_log.c. Return address = ffffffffc096045d
[34342.771022] Buffer I/O error on dev dm-0, logical block 31457158, async page
read
[34342.803487] XFS (dm-0): Log I/O Error Detected. Shutting down filesystem
[34342.803491] XFS (dm-0): Please unmount the filesystem and rectify the
problem(s)
[34342.805783] XFS (dm-0): log I/O error -5
[34342.837407] Buffer I/O error on dev dm-0, logical block 31457159, async page
read
[34347.295823] kasan: CONFIG_KASAN_INLINE enabled
[34347.317883] kasan: GPF could be caused by NULL-ptr deref or user memory
access
[34347.355081] general protection fault: 0000 [#1] SMP KASAN PTI
[34347.381157] CPU: 1 PID: 28596 Comm: fsstress Tainted: G B
5.4.0-rc3+ #1
[34347.416675] Hardware name: HP ProLiant ML150 Gen9/ProLiant ML150 Gen9, BIOS
P95 10/17/2018
[34347.454030] RIP: 0010:iter_file_splice_write+0x63f/0xa90
[34347.477454] Code: 00 00 48 89 f8 48 c1 e8 03 80 3c 18 00 0f 85 61 03 00 00
48 8b 46 10 48 c7 46 10 00 00 00 00 48 8d 78 08 48 89 fa 48 c1 ea 03 <80> 3c 1a
00 0f 85 52 03 00 00 48 8b 40 08 48 89 ef e8 cb 87 7e 01
[34347.567386] RSP: 0018:ffff8881021478e8 EFLAGS: 00010202
[34347.594284] RAX: 0000000000000000 RBX: dffffc0000000000 RCX:
0000000000000010
[34347.630173] RDX: 0000000000000001 RSI: ffff88803bb2f230 RDI:
0000000000000008
[34347.664386] RBP: ffff88804593f800 R08: fffff9400085f55f R09:
fffff9400085f55f
[34347.697446] R10: fffff9400085f55e R11: ffffea00042faaf7 R12:
ffffed1008b27f27
[34347.729815] R13: ffffed1008b27f1f R14: 000000000000f991 R15:
ffff88804593f8fc
[34347.762054] FS: 00007fb54c31db80(0000) GS:ffff888111200000(0000)
knlGS:0000000000000000
[34347.798497] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[34347.824248] CR2: 00007fa1677d97bc CR3: 000000010a6b0005 CR4:
00000000001606e0
[34347.861461] Call Trace:
[34347.872401] ? __x64_sys_tee+0x220/0x220
[34347.890482] ? generic_file_splice_read+0x4f5/0x6c0
[34347.913129] ? add_to_pipe+0x330/0x330
[34347.930226] ? _cond_resched+0x15/0x30
[34347.947065] direct_splice_actor+0x107/0x1d0
[34347.966187] splice_direct_to_actor+0x2ed/0x7f0
[34347.986506] ? wakeup_pipe_readers+0x80/0x80
[34348.005665] ? do_splice_to+0x140/0x140
[34348.022821] ? security_file_permission+0x53/0x2b0
[34348.044361] do_splice_direct+0x158/0x250
[34348.062308] ? splice_direct_to_actor+0x7f0/0x7f0
[34348.083596] ? __sb_start_write+0x1c4/0x310
[34348.102277] vfs_copy_file_range+0x39c/0xa40
[34348.121542] ? __x64_sys_sendfile+0x1d0/0x1d0
[34348.141038] ? lockdep_hardirqs_on+0x590/0x590
[34348.160710] ? lock_downgrade+0x6d0/0x6d0
[34348.178716] ? lock_acquire+0x15a/0x3d0
[34348.196037] ? __might_fault+0xc4/0x1b0
[34348.213777] __x64_sys_copy_file_range+0x1e8/0x460
[34348.235365] ? __ia32_sys_copy_file_range+0x460/0x460
[34348.257992] ? __audit_syscall_exit+0x796/0xab0
[34348.278378] do_syscall_64+0x9f/0x4f0
[34348.294861] entry_SYSCALL_64_after_hwframe+0x49/0xbe
[34348.317937] RIP: 0033:0x7fb54b80f99d
[34348.334352] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89
f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01
f0 ff ff 73 01 c3 48 8b 0d bb 64 2c 00 f7 d8 64 89 01 48
[34348.423644] RSP: 002b:00007ffedb7d1ae8 EFLAGS: 00000246 ORIG_RAX:
0000000000000146
[34348.457684] RAX: ffffffffffffffda RBX: 00007ffedb7d1b38 RCX:
00007fb54b80f99d
[34348.489609] RDX: 0000000000000004 RSI: 00007ffedb7d1b30 RDI:
0000000000000003
[34348.521710] RBP: 000000000001cb24 R08: 000000000001cb24 R09:
0000000000000000
[34348.554435] R10: 00007ffedb7d1b38 R11: 0000000000000246 R12:
00007ffedb7d1b30
[34348.586406] R13: 0000000000000003 R14: 0000000000000004 R15:
00000000000bfb4b
[34348.618467] Modules linked in: dm_mod iTCO_wdt intel_rapl_msr
iTCO_vendor_support intel_rapl_common sb_edac x86_pkg_temp_thermal
intel_powerclamp coretemp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul
ghash_clmulni_intel intel_cstate intel_uncore intel_rapl_perf dax_pmem_compat
device_dax dax_pmem_core pcspkr nd_pmem i2c_i801 lpc_ich ipmi_ssif hpilo hpwdt
ipmi_si sg ioatdma ipmi_devintf dca sunrpc ipmi_msghandler acpi_tad
acpi_power_meter vfat fat xfs libcrc32c sd_mod mgag200 drm_kms_helper
syscopyarea sysfillrect sysimgblt fb_sys_fops i2c_algo_bit drm_vram_helper ttm
ahci libahci drm libata crc32c_intel tg3 wmi
[34348.869785] ---[ end trace 0c361151da993489 ]---
[34348.908928] RIP: 0010:iter_file_splice_write+0x63f/0xa90
[34348.932900] Code: 00 00 48 89 f8 48 c1 e8 03 80 3c 18 00 0f 85 61 03 00 00
48 8b 46 10 48 c7 46 10 00 00 00 00 48 8d 78 08 48 89 fa 48 c1 ea 03 <80> 3c 1a
00 0f 85 52 03 00 00 48 8b 40 08 48 89 ef e8 cb 87 7e 01
[34349.017307] RSP: 0018:ffff8881021478e8 EFLAGS: 00010202
[34349.040799] RAX: 0000000000000000 RBX: dffffc0000000000 RCX:
0000000000000010
[34349.072993] RDX: 0000000000000001 RSI: ffff88803bb2f230 RDI:
0000000000000008
[34349.105063] RBP: ffff88804593f800 R08: fffff9400085f55f R09:
fffff9400085f55f
[34349.137064] R10: fffff9400085f55e R11: ffffea00042faaf7 R12:
ffffed1008b27f27
[34349.169397] R13: ffffed1008b27f1f R14: 000000000000f991 R15:
ffff88804593f8fc
[34349.201528] FS: 00007fb54c31db80(0000) GS:ffff888111200000(0000)
knlGS:0000000000000000
[34349.238784] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[34349.264602] CR2: 00007fa1677d97bc CR3: 000000010a6b0005 CR4:
00000000001606e0
[34349.812107] XFS (dm-0): Unmounting Filesystem
[34350.152935] XFS (dm-0): Mounting V5 Filesystem
# cat generic/475.full
meta-data=/dev/sdb4 isize=512 agcount=4, agsize=983040 blks
= sectsz=512 attr=2, projid32bit=1
= crc=1 finobt=1, sparse=1, rmapbt=0
= reflink=1
data = bsize=4096 blocks=3932160, imaxpct=25
= sunit=0 swidth=0 blks
naming =version 2 bsize=4096 ascii-ci=0, ftype=1
log =internal log bsize=4096 blocks=2560, version=2
= sectsz=512 sunit=0 blks, lazy-count=1
realtime =none extsz=4096 blocks=0, rtextents=0
device-mapper: remove ioctl on error-test failed: No such device or address
Command failed.
seed = 1572771114
seed = 1572585309
seed = 1572643818
seed = 1572855289
...
...
Sorry for this late bug report, I find this issue earlier, but I was stuck by
other things, didn't have time to report it. I'll test on latest xfs to check
if this issue still there.
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next reply other threads:[~2019-11-08 6:32 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-08 6:32 bugzilla-daemon [this message]
2019-11-29 11:36 ` [Bug 205465] [xfstests generic/475]: general protection fault: 0000 [#1] SMP KASAN PTI, RIP: 0010:iter_file_splice_write+0x63f/0xa90 bugzilla-daemon
2019-12-04 15:56 ` bugzilla-daemon
2019-12-05 6:12 ` bugzilla-daemon
2019-12-05 6:44 ` bugzilla-daemon
2019-12-31 3:40 ` bugzilla-daemon
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