https://bugzilla.kernel.org/show_bug.cgi?id=203947 --- Comment #1 from Zorro Lang (zlang@xxxxxxxxxx) --- Hit this panic again on xfs-linux xfs-5.3-merge-2: [38857.886348] run fstests generic/475 at 2019-06-27 00:41:30 [38858.311084] XFS (vda5): Unmounting Filesystem [38858.510461] device-mapper: uevent: version 1.0.3 [38858.511208] device-mapper: ioctl: 4.40.0-ioctl (2019-01-18) initialised: dm-devel@xxxxxxxxxx [38859.308289] XFS (dm-0): Mounting V5 Filesystem [38859.398726] XFS (dm-0): Ending clean mount [38860.580486] XFS (dm-0): writeback error on sector 15751000 [38860.581500] XFS (dm-0): writeback error on sector 23597576 [38860.581919] XFS (dm-0): log I/O error -5 [38860.583029] XFS (dm-0): xfs_do_force_shutdown(0x2) called from line 1235 of file fs/xfs/xfs_log.c. Return address = 00000000a62cc036 [38860.583272] XFS (dm-0): Log I/O Error Detected. Shutting down filesystem [38860.583391] XFS (dm-0): Please unmount the filesystem and rectify the problem(s) [38860.583595] XFS (dm-0): log I/O error -5 [38860.583791] XFS (dm-0): writeback error on sector 7883120 [38860.583977] XFS (dm-0): writeback error on sector 15765912 [38860.584092] XFS (dm-0): writeback error on sector 15765960 [38860.584294] XFS (dm-0): writeback error on sector 15781104 [38860.672123] Buffer I/O error on dev dm-0, logical block 31457152, async page read [38860.672288] Buffer I/O error on dev dm-0, logical block 31457153, async page read [38860.672420] Buffer I/O error on dev dm-0, logical block 31457154, async page read [38860.672547] Buffer I/O error on dev dm-0, logical block 31457155, async page read [38860.672676] Buffer I/O error on dev dm-0, logical block 31457156, async page read [38860.672802] Buffer I/O error on dev dm-0, logical block 31457157, async page read [38860.672927] Buffer I/O error on dev dm-0, logical block 31457158, async page read [38860.673053] Buffer I/O error on dev dm-0, logical block 31457159, async page read [38860.673406] Buffer I/O error on dev dm-0, logical block 31457160, async page read [38860.673532] Buffer I/O error on dev dm-0, logical block 31457161, async page read [38861.034014] XFS (dm-0): Unmounting Filesystem [38862.090150] XFS (dm-0): Mounting V5 Filesystem [38863.214360] XFS (dm-0): Starting recovery (logdev: internal) [38863.679809] XFS (dm-0): Ending recovery (logdev: internal) [38865.810147] XFS (dm-0): writeback error on sector 15793776 [38865.811088] XFS (dm-0): writeback error on sector 15779744 [38865.811237] XFS (dm-0): writeback error on sector 15813904 [38865.811417] XFS (dm-0): writeback error on sector 23629648 [38865.811568] XFS (dm-0): writeback error on sector 23634192 [38865.811730] XFS (dm-0): writeback error on sector 15802768 [38865.811861] XFS (dm-0): writeback error on sector 15802944 [38865.812295] XFS (dm-0): writeback error on sector 23629584 [38865.812441] XFS (dm-0): writeback error on sector 27032 [38865.812628] XFS (dm-0): writeback error on sector 38560 [38865.812797] XFS (dm-0): log I/O error -5 [38865.813411] XFS (dm-0): xfs_do_force_shutdown(0x2) called from line 1235 of file fs/xfs/xfs_log.c. Return address = 00000000a62cc036 [38865.813700] XFS (dm-0): Log I/O Error Detected. Shutting down filesystem [38865.813822] XFS (dm-0): Please unmount the filesystem and rectify the problem(s) [38865.813992] XFS (dm-0): log I/O error -5 [38865.814076] XFS (dm-0): log I/O error -5 [38865.935923] buffer_io_error: 118 callbacks suppressed [38865.935930] Buffer I/O error on dev dm-0, logical block 31457152, async page read [38865.936236] Buffer I/O error on dev dm-0, logical block 31457153, async page read [38865.936394] Buffer I/O error on dev dm-0, logical block 31457154, async page read [38865.936549] Buffer I/O error on dev dm-0, logical block 31457155, async page read [38865.936697] Buffer I/O error on dev dm-0, logical block 31457156, async page read [38865.936853] Buffer I/O error on dev dm-0, logical block 31457157, async page read [38865.937021] Buffer I/O error on dev dm-0, logical block 31457158, async page read [38865.937170] Buffer I/O error on dev dm-0, logical block 31457159, async page read [38865.937321] Buffer I/O error on dev dm-0, logical block 31457160, async page read [38865.937475] Buffer I/O error on dev dm-0, logical block 31457161, async page read [38866.282227] XFS (dm-0): Unmounting Filesystem [38867.000037] XFS (dm-0): Mounting V5 Filesystem [38868.488578] XFS (dm-0): Starting recovery (logdev: internal) [38870.047897] XFS (dm-0): Ending recovery (logdev: internal) [38871.200554] xfs_destroy_ioend: 3 callbacks suppressed [38871.200576] XFS (dm-0): writeback error on sector 15846656 [38871.200931] XFS (dm-0): log I/O error -5 [38871.201306] XFS (dm-0): xfs_do_force_shutdown(0x2) called from line 1235 of file fs/xfs/xfs_log.c. Return address = 00000000a62cc036 [38871.201537] XFS (dm-0): Log I/O Error Detected. Shutting down filesystem [38871.201650] XFS (dm-0): Please unmount the filesystem and rectify the problem(s) [38871.201828] XFS (dm-0): writeback error on sector 23645728 [38871.202155] XFS (dm-0): writeback error on sector 23661208 [38871.202491] XFS (dm-0): writeback error on sector 7938296 [38871.202588] XFS (dm-0): writeback error on sector 7938552 [38871.202680] XFS (dm-0): writeback error on sector 7938648 [38871.202796] XFS (dm-0): writeback error on sector 7938664 [38871.202962] XFS (dm-0): writeback error on sector 7936016 [38871.203068] XFS (dm-0): writeback error on sector 7936392 [38871.203217] XFS (dm-0): writeback error on sector 7936456 [38871.287223] buffer_io_error: 118 callbacks suppressed [38871.287246] Buffer I/O error on dev dm-0, logical block 31457152, async page read [38871.288884] Buffer I/O error on dev dm-0, logical block 31457153, async page read [38871.289067] Buffer I/O error on dev dm-0, logical block 31457154, async page read [38871.289317] Buffer I/O error on dev dm-0, logical block 31457155, async page read [38871.336902] Buffer I/O error on dev dm-0, logical block 31457156, async page read [38871.337150] Buffer I/O error on dev dm-0, logical block 31457157, async page read [38871.337369] Buffer I/O error on dev dm-0, logical block 31457158, async page read [38871.337578] Buffer I/O error on dev dm-0, logical block 31457159, async page read [38871.337795] Buffer I/O error on dev dm-0, logical block 31457160, async page read [38871.337990] Buffer I/O error on dev dm-0, logical block 31457161, async page read [38871.728914] XFS (dm-0): Unmounting Filesystem [38872.419930] XFS (dm-0): Mounting V5 Filesystem [38874.050592] restraintd[3933]: *** Current Time: Thu Jun 27 00:41:46 2019 Localwatchdog at: Sat Jun 29 00:40:45 2019 [38874.227008] XFS (dm-0): Starting recovery (logdev: internal) [38875.000418] XFS (dm-0): Ending recovery (logdev: internal) [38876.444568] BUG: Kernel NULL pointer dereference at 0x000000e0 [38876.444723] Faulting instruction address: 0xc008000001ada168 [38876.444855] Oops: Kernel access of bad area, sig: 11 [#1] [38876.444941] LE PAGE_SIZE=64K MMU=Hash SMP NR_CPUS=2048 NUMA pSeries [38876.445079] Modules linked in: dm_mod sunrpc pseries_rng xts virtio_balloon vmx_crypto xfs libcrc32c virtio_net net_failover virtio_console virtio_blk failover [38876.445436] CPU: 6 PID: 19513 Comm: kworker/6:2 Not tainted 5.2.0-rc4 #1 [38876.445688] Workqueue: xfs-conv/dm-0 xfs_end_io [xfs] [38876.445774] NIP: c008000001ada168 LR: c008000001ada3fc CTR: c00000000068cc90 [38876.445898] REGS: c0000000046c7930 TRAP: 0380 Not tainted (5.2.0-rc4) [38876.446004] MSR: 800000000280b033 <SF,VEC,VSX,EE,FP,ME,IR,DR,RI,LE> CR: 24002488 XER: 20000000 [38876.446157] CFAR: c008000001ada3f8 IRQMASK: 0 [38876.446157] GPR00: c008000001ada3fc c0000000046c7bc0 c008000001bc7500 c00000018c93af00 [38876.446157] GPR04: 0000000000000001 c00000021d326100 000000302d6d642f c00000017b547140 [38876.446157] GPR08: 0000000000007000 0000000004208060 0000000000000000 c008000001b53b90 [38876.446157] GPR12: c00000000068cc90 c00000003fff7800 c00000000015f9f8 c0000001a5349f40 [38876.446157] GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 [38876.446157] GPR20: 0000000000000000 0000000000000000 fffffffffffffef7 0000000000000402 [38876.446157] GPR24: 0000000000000000 0000000000000000 c00000017b547390 c00000021d326100 [38876.446157] GPR28: 0000000000000000 c0000000046c7c38 c00000021d326100 c00000018c93af00 [38876.447263] NIP [c008000001ada168] xfs_setfilesize_ioend+0x20/0xa0 [xfs] [38876.447456] LR [c008000001ada3fc] xfs_ioend_try_merge+0x214/0x230 [xfs] [38876.447559] Call Trace: [38876.447651] [c0000000046c7c10] [c008000001adca2c] xfs_end_io+0xe4/0x140 [xfs] [38876.447846] [c0000000046c7c70] [c000000000156250] process_one_work+0x260/0x520 [38876.447972] [c0000000046c7d10] [c000000000156598] worker_thread+0x88/0x5f0 [38876.448078] [c0000000046c7db0] [c00000000015fba8] kthread+0x1b8/0x1c0 [38876.448187] [c0000000046c7e20] [c00000000000ba54] ret_from_kernel_thread+0x5c/0x68 [38876.448312] Instruction dump: [38876.448376] 4bfffed0 60000000 000ed3b8 00000000 3c4c000f 3842d3b8 7c0802a6 60000000 [38876.448504] e8e30018 e9430030 e92d0968 81290114 <f92a00e0> e90d0968 81280114 2fa40000 [38876.448634] ---[ end trace 2479158bc75365a8 ]--- [38876.451282] [38877.451364] Kernel panic - not syncing: Fatal exception -- You are receiving this mail because: You are watching the assignee of the bug.
