* Re: [dm-devel] [next-20210827][ppc][multipathd] INFO: task hung in dm_table_add_target
@ 2021-09-28 10:23 ` Abdul Haleem
0 siblings, 0 replies; 12+ messages in thread
From: Abdul Haleem @ 2021-09-28 10:23 UTC (permalink / raw)
To: Christoph Hellwig
Cc: axboe, sachinp, jack, linux-scsi, linux-kernel, dm-devel,
linux-next, dougmill, Brian King, linuxppc-dev
[-- Attachment #1: Type: text/plain, Size: 586 bytes --]
On 9/1/21 7:06 PM, Christoph Hellwig wrote:
> On Wed, Sep 01, 2021 at 04:47:26PM +0530, Abdul Haleem wrote:
>> Greeting's
>>
>> multiple task hung while adding the vfc disk back to the multipath on my
>> powerpc box running linux-next kernel
> Can you retry to reproduce this with lockdep enabled to see if there
> is anything interesting holding this lock?
LOCKDEP was earlier enabled by default
# cat .config | grep LOCKDEP
CONFIG_LOCKDEP_SUPPORT=y
BTW, Recreated again on 5.15.0-rc2 mainline kernel and attaching the logs
--
Regard's
Abdul Haleem
IBM Linux Technology Center
[-- Attachment #2: hungtasklogs.txt --]
[-- Type: text/plain, Size: 26095 bytes --]
device-mapper: multipath: 253:1: Reinstating path 8:16.
device-mapper: multipath: 253:0: Failing path 8:0.
device-mapper: multipath: 253:0: Failing path 8:32.
device-mapper: multipath: 253:0: Failing path 8:192.
device-mapper: multipath: 253:0: Failing path 8:208.
device-mapper: multipath: 253:0: Reinstating path 8:0.
device-mapper: multipath: 253:0: Reinstating path 8:32.
device-mapper: multipath: 253:0: Reinstating path 8:192.
device-mapper: multipath: 253:0: Reinstating path 8:208.
INFO: task multipathd:881519 blocked for more than 122 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:multipathd state:D stack: 0 pid:881519 ppid: 1 flags:0x00040082
Call Trace:
[c000000096eff2b0] [c0000000ae18dd10] 0xc0000000ae18dd10 (unreliable)
[c000000096eff4a0] [c00000000001ea68] __switch_to+0x288/0x4a0
[c000000096eff500] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c000000096eff5c0] [c000000000e08348] schedule+0x68/0x120
[c000000096eff5f0] [c000000000e08930] schedule_preempt_disabled+0x20/0x30
[c000000096eff610] [c000000000e0aedc] __mutex_lock.isra.11+0x36c/0x700
[c000000096eff6a0] [c000000000788e0c] bd_link_disk_holder+0x3c/0x280
[c000000096eff6f0] [c008000000fb5848] dm_get_table_device+0x1f0/0x2d0 [dm_mod]
[c000000096eff790] [c008000000fb9ce8] dm_get_device+0x130/0x2f0 [dm_mod]
[c000000096eff840] [c0080000011553b4] multipath_ctr+0x9cc/0x1000 [dm_multipath]
[c000000096eff9c0] [c008000000fba704] dm_table_add_target+0x1ac/0x420 [dm_mod]
[c000000096effa80] [c008000000fc0a04] table_load+0x16c/0x4c0 [dm_mod]
[c000000096effb30] [c008000000fc3734] ctl_ioctl+0x28c/0x7e0 [dm_mod]
[c000000096effd40] [c008000000fc3ca8] dm_ctl_ioctl+0x20/0x40 [dm_mod]
[c000000096effd60] [c000000000545db8] sys_ioctl+0xf8/0x150
[c000000096effdb0] [c000000000031074] system_call_exception+0x174/0x370
[c000000096effe10] [c00000000000c74c] system_call_common+0xec/0x250
--- interrupt: c00 at 0x7fffb86ac010
NIP: 00007fffb86ac010 LR: 00007fffb8a86924 CTR: 0000000000000000
REGS: c000000096effe80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 24042204 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000036 00007fffb7cec3a0 00007fffb8797300 0000000000000005
GPR04: 00000000c138fd09 00007fffb0069c90 00007fffb8a8a118 00007fffb7cea298
GPR08: 0000000000000005 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fffb7cf6300 00007fffb0069c90 00007fffb8a89e80
GPR16: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8ac3670 0000000000000000
GPR20: 00007fffb8ac2040 00007fffb8a93460 00007fffb0069cc0 000001001f65ab80
GPR24: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8a89e80 0000000000000000
GPR28: 00007fffb8a89e80 00007fffb8a89e80 0000000000000000 00007fffb8a89e80
NIP [00007fffb86ac010] 0x7fffb86ac010
LR [00007fffb8a86924] 0x7fffb8a86924
--- interrupt: c00
INFO: task systemd-udevd:881738 blocked for more than 122 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:systemd-udevd state:D stack: 0 pid:881738 ppid: 708 flags:0x00042482
Call Trace:
[c0000006b317b280] [c0000000007640a4] bio_associate_blkg+0x44/0xb0 (unreliable)
[c0000006b317b470] [c00000000001ea68] __switch_to+0x288/0x4a0
[c0000006b317b4d0] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c0000006b317b590] [c000000000e08348] schedule+0x68/0x120
[c0000006b317b5c0] [c000000000e08adc] io_schedule+0x2c/0x50
[c0000006b317b5f0] [c0000000003ea624] __lock_page+0x1e4/0x430
[c0000006b317b6d0] [c000000000407fc8] truncate_inode_pages_range+0x338/0x8b0
[c0000006b317b850] [c000000000725714] kill_bdev.isra.14+0x44/0x60
[c0000006b317b880] [c0000000007261f4] blkdev_flush_mapping+0x54/0x260
[c0000006b317b960] [c000000000726488] blkdev_put_whole+0x88/0x90
[c0000006b317b9a0] [c00000000072714c] blkdev_put+0x1cc/0x280
[c0000006b317ba00] [c000000000727e9c] blkdev_close+0x3c/0x60
[c0000006b317ba30] [c000000000525694] __fput+0xc4/0x350
[c0000006b317ba80] [c000000000191128] task_work_run+0xf8/0x170
[c0000006b317bad0] [c000000000161c34] do_exit+0x4a4/0xd30
[c0000006b317bba0] [c000000000162594] do_group_exit+0x64/0xe0
[c0000006b317bbe0] [c000000000177fb8] get_signal+0x258/0xce0
[c0000006b317bcd0] [c0000000000219d4] do_notify_resume+0x114/0x480
[c0000006b317bd80] [c000000000030e40] interrupt_exit_user_prepare_main+0x1a0/0x260
[c0000006b317bde0] [c0000000000312e0] syscall_exit_prepare+0x70/0x150
[c0000006b317be10] [c00000000000c758] system_call_common+0xf8/0x250
--- interrupt: c00 at 0x7fff8c6c8674
NIP: 00007fff8c6c8674 LR: 00007fff8c757430 CTR: 0000000000000000
REGS: c0000006b317be80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 28002242 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000003 00007fffe0bff620 00007fff8c6f7f00 0000000000010000
GPR04: 00007fff89980038 0000000000040000 00007fff8c6a0190 00007fff8c6a01a0
GPR08: 00007fff8c6a0160 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fff8cc46480 0000000000000000 0000000000bab10c
GPR16: 0cb1ba0000000000 00007fff8c79b700 0000000000000000 0000000000000002
GPR20: 0000000000040000 000001002710e800 00000100270680f8 00007fff8c798d28
GPR24: 00007fff8c7c03a4 00007fff8c7c03a4 00007fff89980028 000001002710e850
GPR28: 0000000000040000 0000000c7ff80000 00007fff89980010 000001002710e800
NIP [00007fff8c6c8674] 0x7fff8c6c8674
LR [00007fff8c757430] 0x7fff8c757430
--- interrupt: c00
INFO: task multipathd:881519 blocked for more than 245 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:multipathd state:D stack: 0 pid:881519 ppid: 1 flags:0x00040082
Call Trace:
[c000000096eff2b0] [c0000000ae18dd10] 0xc0000000ae18dd10 (unreliable)
[c000000096eff4a0] [c00000000001ea68] __switch_to+0x288/0x4a0
[c000000096eff500] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c000000096eff5c0] [c000000000e08348] schedule+0x68/0x120
[c000000096eff5f0] [c000000000e08930] schedule_preempt_disabled+0x20/0x30
[c000000096eff610] [c000000000e0aedc] __mutex_lock.isra.11+0x36c/0x700
[c000000096eff6a0] [c000000000788e0c] bd_link_disk_holder+0x3c/0x280
[c000000096eff6f0] [c008000000fb5848] dm_get_table_device+0x1f0/0x2d0 [dm_mod]
[c000000096eff790] [c008000000fb9ce8] dm_get_device+0x130/0x2f0 [dm_mod]
[c000000096eff840] [c0080000011553b4] multipath_ctr+0x9cc/0x1000 [dm_multipath]
[c000000096eff9c0] [c008000000fba704] dm_table_add_target+0x1ac/0x420 [dm_mod]
[c000000096effa80] [c008000000fc0a04] table_load+0x16c/0x4c0 [dm_mod]
[c000000096effb30] [c008000000fc3734] ctl_ioctl+0x28c/0x7e0 [dm_mod]
[c000000096effd40] [c008000000fc3ca8] dm_ctl_ioctl+0x20/0x40 [dm_mod]
[c000000096effd60] [c000000000545db8] sys_ioctl+0xf8/0x150
[c000000096effdb0] [c000000000031074] system_call_exception+0x174/0x370
[c000000096effe10] [c00000000000c74c] system_call_common+0xec/0x250
--- interrupt: c00 at 0x7fffb86ac010
NIP: 00007fffb86ac010 LR: 00007fffb8a86924 CTR: 0000000000000000
REGS: c000000096effe80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 24042204 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000036 00007fffb7cec3a0 00007fffb8797300 0000000000000005
GPR04: 00000000c138fd09 00007fffb0069c90 00007fffb8a8a118 00007fffb7cea298
GPR08: 0000000000000005 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fffb7cf6300 00007fffb0069c90 00007fffb8a89e80
GPR16: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8ac3670 0000000000000000
GPR20: 00007fffb8ac2040 00007fffb8a93460 00007fffb0069cc0 000001001f65ab80
GPR24: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8a89e80 0000000000000000
GPR28: 00007fffb8a89e80 00007fffb8a89e80 0000000000000000 00007fffb8a89e80
NIP [00007fffb86ac010] 0x7fffb86ac010
LR [00007fffb8a86924] 0x7fffb8a86924
--- interrupt: c00
INFO: task systemd-udevd:881738 blocked for more than 245 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:systemd-udevd state:D stack: 0 pid:881738 ppid: 708 flags:0x00042482
Call Trace:
[c0000006b317b280] [c0000000007640a4] bio_associate_blkg+0x44/0xb0 (unreliable)
[c0000006b317b470] [c00000000001ea68] __switch_to+0x288/0x4a0
[c0000006b317b4d0] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c0000006b317b590] [c000000000e08348] schedule+0x68/0x120
[c0000006b317b5c0] [c000000000e08adc] io_schedule+0x2c/0x50
[c0000006b317b5f0] [c0000000003ea624] __lock_page+0x1e4/0x430
[c0000006b317b6d0] [c000000000407fc8] truncate_inode_pages_range+0x338/0x8b0
[c0000006b317b850] [c000000000725714] kill_bdev.isra.14+0x44/0x60
[c0000006b317b880] [c0000000007261f4] blkdev_flush_mapping+0x54/0x260
[c0000006b317b960] [c000000000726488] blkdev_put_whole+0x88/0x90
[c0000006b317b9a0] [c00000000072714c] blkdev_put+0x1cc/0x280
[c0000006b317ba00] [c000000000727e9c] blkdev_close+0x3c/0x60
[c0000006b317ba30] [c000000000525694] __fput+0xc4/0x350
[c0000006b317ba80] [c000000000191128] task_work_run+0xf8/0x170
[c0000006b317bad0] [c000000000161c34] do_exit+0x4a4/0xd30
[c0000006b317bba0] [c000000000162594] do_group_exit+0x64/0xe0
[c0000006b317bbe0] [c000000000177fb8] get_signal+0x258/0xce0
[c0000006b317bcd0] [c0000000000219d4] do_notify_resume+0x114/0x480
[c0000006b317bd80] [c000000000030e40] interrupt_exit_user_prepare_main+0x1a0/0x260
[c0000006b317bde0] [c0000000000312e0] syscall_exit_prepare+0x70/0x150
[c0000006b317be10] [c00000000000c758] system_call_common+0xf8/0x250
--- interrupt: c00 at 0x7fff8c6c8674
NIP: 00007fff8c6c8674 LR: 00007fff8c757430 CTR: 0000000000000000
REGS: c0000006b317be80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 28002242 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000003 00007fffe0bff620 00007fff8c6f7f00 0000000000010000
GPR04: 00007fff89980038 0000000000040000 00007fff8c6a0190 00007fff8c6a01a0
GPR08: 00007fff8c6a0160 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fff8cc46480 0000000000000000 0000000000bab10c
GPR16: 0cb1ba0000000000 00007fff8c79b700 0000000000000000 0000000000000002
GPR20: 0000000000040000 000001002710e800 00000100270680f8 00007fff8c798d28
GPR24: 00007fff8c7c03a4 00007fff8c7c03a4 00007fff89980028 000001002710e850
GPR28: 0000000000040000 0000000c7ff80000 00007fff89980010 000001002710e800
NIP [00007fff8c6c8674] 0x7fff8c6c8674
LR [00007fff8c757430] 0x7fff8c757430
--- interrupt: c00
INFO: task multipathd:881519 blocked for more than 368 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:multipathd state:D stack: 0 pid:881519 ppid: 1 flags:0x00040082
Call Trace:
[c000000096eff2b0] [c0000000ae18dd10] 0xc0000000ae18dd10 (unreliable)
[c000000096eff4a0] [c00000000001ea68] __switch_to+0x288/0x4a0
[c000000096eff500] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c000000096eff5c0] [c000000000e08348] schedule+0x68/0x120
[c000000096eff5f0] [c000000000e08930] schedule_preempt_disabled+0x20/0x30
[c000000096eff610] [c000000000e0aedc] __mutex_lock.isra.11+0x36c/0x700
[c000000096eff6a0] [c000000000788e0c] bd_link_disk_holder+0x3c/0x280
[c000000096eff6f0] [c008000000fb5848] dm_get_table_device+0x1f0/0x2d0 [dm_mod]
[c000000096eff790] [c008000000fb9ce8] dm_get_device+0x130/0x2f0 [dm_mod]
[c000000096eff840] [c0080000011553b4] multipath_ctr+0x9cc/0x1000 [dm_multipath]
[c000000096eff9c0] [c008000000fba704] dm_table_add_target+0x1ac/0x420 [dm_mod]
[c000000096effa80] [c008000000fc0a04] table_load+0x16c/0x4c0 [dm_mod]
[c000000096effb30] [c008000000fc3734] ctl_ioctl+0x28c/0x7e0 [dm_mod]
[c000000096effd40] [c008000000fc3ca8] dm_ctl_ioctl+0x20/0x40 [dm_mod]
[c000000096effd60] [c000000000545db8] sys_ioctl+0xf8/0x150
[c000000096effdb0] [c000000000031074] system_call_exception+0x174/0x370
[c000000096effe10] [c00000000000c74c] system_call_common+0xec/0x250
--- interrupt: c00 at 0x7fffb86ac010
NIP: 00007fffb86ac010 LR: 00007fffb8a86924 CTR: 0000000000000000
REGS: c000000096effe80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 24042204 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000036 00007fffb7cec3a0 00007fffb8797300 0000000000000005
GPR04: 00000000c138fd09 00007fffb0069c90 00007fffb8a8a118 00007fffb7cea298
GPR08: 0000000000000005 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fffb7cf6300 00007fffb0069c90 00007fffb8a89e80
GPR16: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8ac3670 0000000000000000
GPR20: 00007fffb8ac2040 00007fffb8a93460 00007fffb0069cc0 000001001f65ab80
GPR24: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8a89e80 0000000000000000
GPR28: 00007fffb8a89e80 00007fffb8a89e80 0000000000000000 00007fffb8a89e80
NIP [00007fffb86ac010] 0x7fffb86ac010
LR [00007fffb8a86924] 0x7fffb8a86924
--- interrupt: c00
INFO: task systemd-udevd:881738 blocked for more than 368 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:systemd-udevd state:D stack: 0 pid:881738 ppid: 708 flags:0x00042482
Call Trace:
[c0000006b317b280] [c0000000007640a4] bio_associate_blkg+0x44/0xb0 (unreliable)
[c0000006b317b470] [c00000000001ea68] __switch_to+0x288/0x4a0
[c0000006b317b4d0] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c0000006b317b590] [c000000000e08348] schedule+0x68/0x120
[c0000006b317b5c0] [c000000000e08adc] io_schedule+0x2c/0x50
[c0000006b317b5f0] [c0000000003ea624] __lock_page+0x1e4/0x430
[c0000006b317b6d0] [c000000000407fc8] truncate_inode_pages_range+0x338/0x8b0
[c0000006b317b850] [c000000000725714] kill_bdev.isra.14+0x44/0x60
[c0000006b317b880] [c0000000007261f4] blkdev_flush_mapping+0x54/0x260
[c0000006b317b960] [c000000000726488] blkdev_put_whole+0x88/0x90
[c0000006b317b9a0] [c00000000072714c] blkdev_put+0x1cc/0x280
[c0000006b317ba00] [c000000000727e9c] blkdev_close+0x3c/0x60
[c0000006b317ba30] [c000000000525694] __fput+0xc4/0x350
[c0000006b317ba80] [c000000000191128] task_work_run+0xf8/0x170
[c0000006b317bad0] [c000000000161c34] do_exit+0x4a4/0xd30
[c0000006b317bba0] [c000000000162594] do_group_exit+0x64/0xe0
[c0000006b317bbe0] [c000000000177fb8] get_signal+0x258/0xce0
[c0000006b317bcd0] [c0000000000219d4] do_notify_resume+0x114/0x480
[c0000006b317bd80] [c000000000030e40] interrupt_exit_user_prepare_main+0x1a0/0x260
[c0000006b317bde0] [c0000000000312e0] syscall_exit_prepare+0x70/0x150
[c0000006b317be10] [c00000000000c758] system_call_common+0xf8/0x250
--- interrupt: c00 at 0x7fff8c6c8674
NIP: 00007fff8c6c8674 LR: 00007fff8c757430 CTR: 0000000000000000
REGS: c0000006b317be80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 28002242 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000003 00007fffe0bff620 00007fff8c6f7f00 0000000000010000
GPR04: 00007fff89980038 0000000000040000 00007fff8c6a0190 00007fff8c6a01a0
GPR08: 00007fff8c6a0160 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fff8cc46480 0000000000000000 0000000000bab10c
GPR16: 0cb1ba0000000000 00007fff8c79b700 0000000000000000 0000000000000002
GPR20: 0000000000040000 000001002710e800 00000100270680f8 00007fff8c798d28
GPR24: 00007fff8c7c03a4 00007fff8c7c03a4 00007fff89980028 000001002710e850
GPR28: 0000000000040000 0000000c7ff80000 00007fff89980010 000001002710e800
NIP [00007fff8c6c8674] 0x7fff8c6c8674
LR [00007fff8c757430] 0x7fff8c757430
--- interrupt: c00
INFO: task multipathd:881519 blocked for more than 491 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:multipathd state:D stack: 0 pid:881519 ppid: 1 flags:0x00040082
Call Trace:
[c000000096eff2b0] [c0000000ae18dd10] 0xc0000000ae18dd10 (unreliable)
[c000000096eff4a0] [c00000000001ea68] __switch_to+0x288/0x4a0
[c000000096eff500] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c000000096eff5c0] [c000000000e08348] schedule+0x68/0x120
[c000000096eff5f0] [c000000000e08930] schedule_preempt_disabled+0x20/0x30
[c000000096eff610] [c000000000e0aedc] __mutex_lock.isra.11+0x36c/0x700
[c000000096eff6a0] [c000000000788e0c] bd_link_disk_holder+0x3c/0x280
[c000000096eff6f0] [c008000000fb5848] dm_get_table_device+0x1f0/0x2d0 [dm_mod]
[c000000096eff790] [c008000000fb9ce8] dm_get_device+0x130/0x2f0 [dm_mod]
[c000000096eff840] [c0080000011553b4] multipath_ctr+0x9cc/0x1000 [dm_multipath]
[c000000096eff9c0] [c008000000fba704] dm_table_add_target+0x1ac/0x420 [dm_mod]
[c000000096effa80] [c008000000fc0a04] table_load+0x16c/0x4c0 [dm_mod]
[c000000096effb30] [c008000000fc3734] ctl_ioctl+0x28c/0x7e0 [dm_mod]
[c000000096effd40] [c008000000fc3ca8] dm_ctl_ioctl+0x20/0x40 [dm_mod]
[c000000096effd60] [c000000000545db8] sys_ioctl+0xf8/0x150
[c000000096effdb0] [c000000000031074] system_call_exception+0x174/0x370
[c000000096effe10] [c00000000000c74c] system_call_common+0xec/0x250
--- interrupt: c00 at 0x7fffb86ac010
NIP: 00007fffb86ac010 LR: 00007fffb8a86924 CTR: 0000000000000000
REGS: c000000096effe80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 24042204 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000036 00007fffb7cec3a0 00007fffb8797300 0000000000000005
GPR04: 00000000c138fd09 00007fffb0069c90 00007fffb8a8a118 00007fffb7cea298
GPR08: 0000000000000005 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fffb7cf6300 00007fffb0069c90 00007fffb8a89e80
GPR16: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8ac3670 0000000000000000
GPR20: 00007fffb8ac2040 00007fffb8a93460 00007fffb0069cc0 000001001f65ab80
GPR24: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8a89e80 0000000000000000
GPR28: 00007fffb8a89e80 00007fffb8a89e80 0000000000000000 00007fffb8a89e80
NIP [00007fffb86ac010] 0x7fffb86ac010
LR [00007fffb8a86924] 0x7fffb8a86924
--- interrupt: c00
INFO: task systemd-udevd:881738 blocked for more than 491 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:systemd-udevd state:D stack: 0 pid:881738 ppid: 708 flags:0x00042482
Call Trace:
[c0000006b317b280] [c0000000007640a4] bio_associate_blkg+0x44/0xb0 (unreliable)
[c0000006b317b470] [c00000000001ea68] __switch_to+0x288/0x4a0
[c0000006b317b4d0] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c0000006b317b590] [c000000000e08348] schedule+0x68/0x120
[c0000006b317b5c0] [c000000000e08adc] io_schedule+0x2c/0x50
[c0000006b317b5f0] [c0000000003ea624] __lock_page+0x1e4/0x430
[c0000006b317b6d0] [c000000000407fc8] truncate_inode_pages_range+0x338/0x8b0
[c0000006b317b850] [c000000000725714] kill_bdev.isra.14+0x44/0x60
[c0000006b317b880] [c0000000007261f4] blkdev_flush_mapping+0x54/0x260
[c0000006b317b960] [c000000000726488] blkdev_put_whole+0x88/0x90
[c0000006b317b9a0] [c00000000072714c] blkdev_put+0x1cc/0x280
[c0000006b317ba00] [c000000000727e9c] blkdev_close+0x3c/0x60
[c0000006b317ba30] [c000000000525694] __fput+0xc4/0x350
[c0000006b317ba80] [c000000000191128] task_work_run+0xf8/0x170
[c0000006b317bad0] [c000000000161c34] do_exit+0x4a4/0xd30
[c0000006b317bba0] [c000000000162594] do_group_exit+0x64/0xe0
[c0000006b317bbe0] [c000000000177fb8] get_signal+0x258/0xce0
[c0000006b317bcd0] [c0000000000219d4] do_notify_resume+0x114/0x480
[c0000006b317bd80] [c000000000030e40] interrupt_exit_user_prepare_main+0x1a0/0x260
[c0000006b317bde0] [c0000000000312e0] syscall_exit_prepare+0x70/0x150
[c0000006b317be10] [c00000000000c758] system_call_common+0xf8/0x250
--- interrupt: c00 at 0x7fff8c6c8674
NIP: 00007fff8c6c8674 LR: 00007fff8c757430 CTR: 0000000000000000
REGS: c0000006b317be80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 28002242 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000003 00007fffe0bff620 00007fff8c6f7f00 0000000000010000
GPR04: 00007fff89980038 0000000000040000 00007fff8c6a0190 00007fff8c6a01a0
GPR08: 00007fff8c6a0160 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fff8cc46480 0000000000000000 0000000000bab10c
GPR16: 0cb1ba0000000000 00007fff8c79b700 0000000000000000 0000000000000002
GPR20: 0000000000040000 000001002710e800 00000100270680f8 00007fff8c798d28
GPR24: 00007fff8c7c03a4 00007fff8c7c03a4 00007fff89980028 000001002710e850
GPR28: 0000000000040000 0000000c7ff80000 00007fff89980010 000001002710e800
NIP [00007fff8c6c8674] 0x7fff8c6c8674
LR [00007fff8c757430] 0x7fff8c757430
--- interrupt: c00
INFO: task multipathd:881519 blocked for more than 614 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:multipathd state:D stack: 0 pid:881519 ppid: 1 flags:0x00040082
Call Trace:
[c000000096eff2b0] [c0000000ae18dd10] 0xc0000000ae18dd10 (unreliable)
[c000000096eff4a0] [c00000000001ea68] __switch_to+0x288/0x4a0
[c000000096eff500] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c000000096eff5c0] [c000000000e08348] schedule+0x68/0x120
[c000000096eff5f0] [c000000000e08930] schedule_preempt_disabled+0x20/0x30
[c000000096eff610] [c000000000e0aedc] __mutex_lock.isra.11+0x36c/0x700
[c000000096eff6a0] [c000000000788e0c] bd_link_disk_holder+0x3c/0x280
[c000000096eff6f0] [c008000000fb5848] dm_get_table_device+0x1f0/0x2d0 [dm_mod]
[c000000096eff790] [c008000000fb9ce8] dm_get_device+0x130/0x2f0 [dm_mod]
[c000000096eff840] [c0080000011553b4] multipath_ctr+0x9cc/0x1000 [dm_multipath]
[c000000096eff9c0] [c008000000fba704] dm_table_add_target+0x1ac/0x420 [dm_mod]
[c000000096effa80] [c008000000fc0a04] table_load+0x16c/0x4c0 [dm_mod]
[c000000096effb30] [c008000000fc3734] ctl_ioctl+0x28c/0x7e0 [dm_mod]
[c000000096effd40] [c008000000fc3ca8] dm_ctl_ioctl+0x20/0x40 [dm_mod]
[c000000096effd60] [c000000000545db8] sys_ioctl+0xf8/0x150
[c000000096effdb0] [c000000000031074] system_call_exception+0x174/0x370
[c000000096effe10] [c00000000000c74c] system_call_common+0xec/0x250
--- interrupt: c00 at 0x7fffb86ac010
NIP: 00007fffb86ac010 LR: 00007fffb8a86924 CTR: 0000000000000000
REGS: c000000096effe80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 24042204 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000036 00007fffb7cec3a0 00007fffb8797300 0000000000000005
GPR04: 00000000c138fd09 00007fffb0069c90 00007fffb8a8a118 00007fffb7cea298
GPR08: 0000000000000005 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fffb7cf6300 00007fffb0069c90 00007fffb8a89e80
GPR16: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8ac3670 0000000000000000
GPR20: 00007fffb8ac2040 00007fffb8a93460 00007fffb0069cc0 000001001f65ab80
GPR24: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8a89e80 0000000000000000
GPR28: 00007fffb8a89e80 00007fffb8a89e80 0000000000000000 00007fffb8a89e80
NIP [00007fffb86ac010] 0x7fffb86ac010
LR [00007fffb8a86924] 0x7fffb8a86924
--- interrupt: c00
INFO: task systemd-udevd:881738 blocked for more than 614 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:systemd-udevd state:D stack: 0 pid:881738 ppid: 708 flags:0x00042482
Call Trace:
[c0000006b317b280] [c0000000007640a4] bio_associate_blkg+0x44/0xb0 (unreliable)
[c0000006b317b470] [c00000000001ea68] __switch_to+0x288/0x4a0
[c0000006b317b4d0] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c0000006b317b590] [c000000000e08348] schedule+0x68/0x120
[c0000006b317b5c0] [c000000000e08adc] io_schedule+0x2c/0x50
[c0000006b317b5f0] [c0000000003ea624] __lock_page+0x1e4/0x430
[c0000006b317b6d0] [c000000000407fc8] truncate_inode_pages_range+0x338/0x8b0
[c0000006b317b850] [c000000000725714] kill_bdev.isra.14+0x44/0x60
[c0000006b317b880] [c0000000007261f4] blkdev_flush_mapping+0x54/0x260
[c0000006b317b960] [c000000000726488] blkdev_put_whole+0x88/0x90
[c0000006b317b9a0] [c00000000072714c] blkdev_put+0x1cc/0x280
[c0000006b317ba00] [c000000000727e9c] blkdev_close+0x3c/0x60
[c0000006b317ba30] [c000000000525694] __fput+0xc4/0x350
[c0000006b317ba80] [c000000000191128] task_work_run+0xf8/0x170
[c0000006b317bad0] [c000000000161c34] do_exit+0x4a4/0xd30
[c0000006b317bba0] [c000000000162594] do_group_exit+0x64/0xe0
[c0000006b317bbe0] [c000000000177fb8] get_signal+0x258/0xce0
[c0000006b317bcd0] [c0000000000219d4] do_notify_resume+0x114/0x480
[c0000006b317bd80] [c000000000030e40] interrupt_exit_user_prepare_main+0x1a0/0x260
[c0000006b317bde0] [c0000000000312e0] syscall_exit_prepare+0x70/0x150
[c0000006b317be10] [c00000000000c758] system_call_common+0xf8/0x250
--- interrupt: c00 at 0x7fff8c6c8674
NIP: 00007fff8c6c8674 LR: 00007fff8c757430 CTR: 0000000000000000
REGS: c0000006b317be80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 28002242 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000003 00007fffe0bff620 00007fff8c6f7f00 0000000000010000
GPR04: 00007fff89980038 0000000000040000 00007fff8c6a0190 00007fff8c6a01a0
GPR08: 00007fff8c6a0160 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fff8cc46480 0000000000000000 0000000000bab10c
GPR16: 0cb1ba0000000000 00007fff8c79b700 0000000000000000 0000000000000002
GPR20: 0000000000040000 000001002710e800 00000100270680f8 00007fff8c798d28
GPR24: 00007fff8c7c03a4 00007fff8c7c03a4 00007fff89980028 000001002710e850
GPR28: 0000000000040000 0000000c7ff80000 00007fff89980010 000001002710e800
NIP [00007fff8c6c8674] 0x7fff8c6c8674
LR [00007fff8c757430] 0x7fff8c757430
--- interrupt: c00
EXT4-fs (dm-5): error count since last fsck: 3
EXT4-fs (dm-5): initial error at time 1632612344: ext4_map_blocks:593: inode 8: block 1081345
EXT4-fs (dm-5): last error at time 1632628929: ext4_map_blocks:593: inode 2: block 9251
EXT4-fs error (device dm-5): ext4_map_blocks:593: inode #2: block 9251: comm scp: lblock 0 mapped to illegal pblock 9251 (length 1)
EXT4-fs (dm-5): error count since last fsck: 4
EXT4-fs (dm-5): initial error at time 1632612344: ext4_map_blocks:593: inode 8: block 1081345
EXT4-fs (dm-5): last error at time 1632724166: ext4_map_blocks:593: inode 2: block 9251
[-- Attachment #3: Type: text/plain, Size: 97 bytes --]
--
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^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: [next-20210827][ppc][multipathd] INFO: task hung in dm_table_add_target
@ 2021-09-28 10:23 ` Abdul Haleem
0 siblings, 0 replies; 12+ messages in thread
From: Abdul Haleem @ 2021-09-28 10:23 UTC (permalink / raw)
To: Christoph Hellwig
Cc: axboe, sachinp, jack, linux-scsi, linux-kernel, dm-devel,
linux-next, dougmill, Brian King, linuxppc-dev
[-- Attachment #1: Type: text/plain, Size: 586 bytes --]
On 9/1/21 7:06 PM, Christoph Hellwig wrote:
> On Wed, Sep 01, 2021 at 04:47:26PM +0530, Abdul Haleem wrote:
>> Greeting's
>>
>> multiple task hung while adding the vfc disk back to the multipath on my
>> powerpc box running linux-next kernel
> Can you retry to reproduce this with lockdep enabled to see if there
> is anything interesting holding this lock?
LOCKDEP was earlier enabled by default
# cat .config | grep LOCKDEP
CONFIG_LOCKDEP_SUPPORT=y
BTW, Recreated again on 5.15.0-rc2 mainline kernel and attaching the logs
--
Regard's
Abdul Haleem
IBM Linux Technology Center
[-- Attachment #2: hungtasklogs.txt --]
[-- Type: text/plain, Size: 26095 bytes --]
device-mapper: multipath: 253:1: Reinstating path 8:16.
device-mapper: multipath: 253:0: Failing path 8:0.
device-mapper: multipath: 253:0: Failing path 8:32.
device-mapper: multipath: 253:0: Failing path 8:192.
device-mapper: multipath: 253:0: Failing path 8:208.
device-mapper: multipath: 253:0: Reinstating path 8:0.
device-mapper: multipath: 253:0: Reinstating path 8:32.
device-mapper: multipath: 253:0: Reinstating path 8:192.
device-mapper: multipath: 253:0: Reinstating path 8:208.
INFO: task multipathd:881519 blocked for more than 122 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:multipathd state:D stack: 0 pid:881519 ppid: 1 flags:0x00040082
Call Trace:
[c000000096eff2b0] [c0000000ae18dd10] 0xc0000000ae18dd10 (unreliable)
[c000000096eff4a0] [c00000000001ea68] __switch_to+0x288/0x4a0
[c000000096eff500] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c000000096eff5c0] [c000000000e08348] schedule+0x68/0x120
[c000000096eff5f0] [c000000000e08930] schedule_preempt_disabled+0x20/0x30
[c000000096eff610] [c000000000e0aedc] __mutex_lock.isra.11+0x36c/0x700
[c000000096eff6a0] [c000000000788e0c] bd_link_disk_holder+0x3c/0x280
[c000000096eff6f0] [c008000000fb5848] dm_get_table_device+0x1f0/0x2d0 [dm_mod]
[c000000096eff790] [c008000000fb9ce8] dm_get_device+0x130/0x2f0 [dm_mod]
[c000000096eff840] [c0080000011553b4] multipath_ctr+0x9cc/0x1000 [dm_multipath]
[c000000096eff9c0] [c008000000fba704] dm_table_add_target+0x1ac/0x420 [dm_mod]
[c000000096effa80] [c008000000fc0a04] table_load+0x16c/0x4c0 [dm_mod]
[c000000096effb30] [c008000000fc3734] ctl_ioctl+0x28c/0x7e0 [dm_mod]
[c000000096effd40] [c008000000fc3ca8] dm_ctl_ioctl+0x20/0x40 [dm_mod]
[c000000096effd60] [c000000000545db8] sys_ioctl+0xf8/0x150
[c000000096effdb0] [c000000000031074] system_call_exception+0x174/0x370
[c000000096effe10] [c00000000000c74c] system_call_common+0xec/0x250
--- interrupt: c00 at 0x7fffb86ac010
NIP: 00007fffb86ac010 LR: 00007fffb8a86924 CTR: 0000000000000000
REGS: c000000096effe80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 24042204 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000036 00007fffb7cec3a0 00007fffb8797300 0000000000000005
GPR04: 00000000c138fd09 00007fffb0069c90 00007fffb8a8a118 00007fffb7cea298
GPR08: 0000000000000005 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fffb7cf6300 00007fffb0069c90 00007fffb8a89e80
GPR16: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8ac3670 0000000000000000
GPR20: 00007fffb8ac2040 00007fffb8a93460 00007fffb0069cc0 000001001f65ab80
GPR24: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8a89e80 0000000000000000
GPR28: 00007fffb8a89e80 00007fffb8a89e80 0000000000000000 00007fffb8a89e80
NIP [00007fffb86ac010] 0x7fffb86ac010
LR [00007fffb8a86924] 0x7fffb8a86924
--- interrupt: c00
INFO: task systemd-udevd:881738 blocked for more than 122 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:systemd-udevd state:D stack: 0 pid:881738 ppid: 708 flags:0x00042482
Call Trace:
[c0000006b317b280] [c0000000007640a4] bio_associate_blkg+0x44/0xb0 (unreliable)
[c0000006b317b470] [c00000000001ea68] __switch_to+0x288/0x4a0
[c0000006b317b4d0] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c0000006b317b590] [c000000000e08348] schedule+0x68/0x120
[c0000006b317b5c0] [c000000000e08adc] io_schedule+0x2c/0x50
[c0000006b317b5f0] [c0000000003ea624] __lock_page+0x1e4/0x430
[c0000006b317b6d0] [c000000000407fc8] truncate_inode_pages_range+0x338/0x8b0
[c0000006b317b850] [c000000000725714] kill_bdev.isra.14+0x44/0x60
[c0000006b317b880] [c0000000007261f4] blkdev_flush_mapping+0x54/0x260
[c0000006b317b960] [c000000000726488] blkdev_put_whole+0x88/0x90
[c0000006b317b9a0] [c00000000072714c] blkdev_put+0x1cc/0x280
[c0000006b317ba00] [c000000000727e9c] blkdev_close+0x3c/0x60
[c0000006b317ba30] [c000000000525694] __fput+0xc4/0x350
[c0000006b317ba80] [c000000000191128] task_work_run+0xf8/0x170
[c0000006b317bad0] [c000000000161c34] do_exit+0x4a4/0xd30
[c0000006b317bba0] [c000000000162594] do_group_exit+0x64/0xe0
[c0000006b317bbe0] [c000000000177fb8] get_signal+0x258/0xce0
[c0000006b317bcd0] [c0000000000219d4] do_notify_resume+0x114/0x480
[c0000006b317bd80] [c000000000030e40] interrupt_exit_user_prepare_main+0x1a0/0x260
[c0000006b317bde0] [c0000000000312e0] syscall_exit_prepare+0x70/0x150
[c0000006b317be10] [c00000000000c758] system_call_common+0xf8/0x250
--- interrupt: c00 at 0x7fff8c6c8674
NIP: 00007fff8c6c8674 LR: 00007fff8c757430 CTR: 0000000000000000
REGS: c0000006b317be80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 28002242 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000003 00007fffe0bff620 00007fff8c6f7f00 0000000000010000
GPR04: 00007fff89980038 0000000000040000 00007fff8c6a0190 00007fff8c6a01a0
GPR08: 00007fff8c6a0160 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fff8cc46480 0000000000000000 0000000000bab10c
GPR16: 0cb1ba0000000000 00007fff8c79b700 0000000000000000 0000000000000002
GPR20: 0000000000040000 000001002710e800 00000100270680f8 00007fff8c798d28
GPR24: 00007fff8c7c03a4 00007fff8c7c03a4 00007fff89980028 000001002710e850
GPR28: 0000000000040000 0000000c7ff80000 00007fff89980010 000001002710e800
NIP [00007fff8c6c8674] 0x7fff8c6c8674
LR [00007fff8c757430] 0x7fff8c757430
--- interrupt: c00
INFO: task multipathd:881519 blocked for more than 245 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:multipathd state:D stack: 0 pid:881519 ppid: 1 flags:0x00040082
Call Trace:
[c000000096eff2b0] [c0000000ae18dd10] 0xc0000000ae18dd10 (unreliable)
[c000000096eff4a0] [c00000000001ea68] __switch_to+0x288/0x4a0
[c000000096eff500] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c000000096eff5c0] [c000000000e08348] schedule+0x68/0x120
[c000000096eff5f0] [c000000000e08930] schedule_preempt_disabled+0x20/0x30
[c000000096eff610] [c000000000e0aedc] __mutex_lock.isra.11+0x36c/0x700
[c000000096eff6a0] [c000000000788e0c] bd_link_disk_holder+0x3c/0x280
[c000000096eff6f0] [c008000000fb5848] dm_get_table_device+0x1f0/0x2d0 [dm_mod]
[c000000096eff790] [c008000000fb9ce8] dm_get_device+0x130/0x2f0 [dm_mod]
[c000000096eff840] [c0080000011553b4] multipath_ctr+0x9cc/0x1000 [dm_multipath]
[c000000096eff9c0] [c008000000fba704] dm_table_add_target+0x1ac/0x420 [dm_mod]
[c000000096effa80] [c008000000fc0a04] table_load+0x16c/0x4c0 [dm_mod]
[c000000096effb30] [c008000000fc3734] ctl_ioctl+0x28c/0x7e0 [dm_mod]
[c000000096effd40] [c008000000fc3ca8] dm_ctl_ioctl+0x20/0x40 [dm_mod]
[c000000096effd60] [c000000000545db8] sys_ioctl+0xf8/0x150
[c000000096effdb0] [c000000000031074] system_call_exception+0x174/0x370
[c000000096effe10] [c00000000000c74c] system_call_common+0xec/0x250
--- interrupt: c00 at 0x7fffb86ac010
NIP: 00007fffb86ac010 LR: 00007fffb8a86924 CTR: 0000000000000000
REGS: c000000096effe80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 24042204 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000036 00007fffb7cec3a0 00007fffb8797300 0000000000000005
GPR04: 00000000c138fd09 00007fffb0069c90 00007fffb8a8a118 00007fffb7cea298
GPR08: 0000000000000005 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fffb7cf6300 00007fffb0069c90 00007fffb8a89e80
GPR16: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8ac3670 0000000000000000
GPR20: 00007fffb8ac2040 00007fffb8a93460 00007fffb0069cc0 000001001f65ab80
GPR24: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8a89e80 0000000000000000
GPR28: 00007fffb8a89e80 00007fffb8a89e80 0000000000000000 00007fffb8a89e80
NIP [00007fffb86ac010] 0x7fffb86ac010
LR [00007fffb8a86924] 0x7fffb8a86924
--- interrupt: c00
INFO: task systemd-udevd:881738 blocked for more than 245 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:systemd-udevd state:D stack: 0 pid:881738 ppid: 708 flags:0x00042482
Call Trace:
[c0000006b317b280] [c0000000007640a4] bio_associate_blkg+0x44/0xb0 (unreliable)
[c0000006b317b470] [c00000000001ea68] __switch_to+0x288/0x4a0
[c0000006b317b4d0] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c0000006b317b590] [c000000000e08348] schedule+0x68/0x120
[c0000006b317b5c0] [c000000000e08adc] io_schedule+0x2c/0x50
[c0000006b317b5f0] [c0000000003ea624] __lock_page+0x1e4/0x430
[c0000006b317b6d0] [c000000000407fc8] truncate_inode_pages_range+0x338/0x8b0
[c0000006b317b850] [c000000000725714] kill_bdev.isra.14+0x44/0x60
[c0000006b317b880] [c0000000007261f4] blkdev_flush_mapping+0x54/0x260
[c0000006b317b960] [c000000000726488] blkdev_put_whole+0x88/0x90
[c0000006b317b9a0] [c00000000072714c] blkdev_put+0x1cc/0x280
[c0000006b317ba00] [c000000000727e9c] blkdev_close+0x3c/0x60
[c0000006b317ba30] [c000000000525694] __fput+0xc4/0x350
[c0000006b317ba80] [c000000000191128] task_work_run+0xf8/0x170
[c0000006b317bad0] [c000000000161c34] do_exit+0x4a4/0xd30
[c0000006b317bba0] [c000000000162594] do_group_exit+0x64/0xe0
[c0000006b317bbe0] [c000000000177fb8] get_signal+0x258/0xce0
[c0000006b317bcd0] [c0000000000219d4] do_notify_resume+0x114/0x480
[c0000006b317bd80] [c000000000030e40] interrupt_exit_user_prepare_main+0x1a0/0x260
[c0000006b317bde0] [c0000000000312e0] syscall_exit_prepare+0x70/0x150
[c0000006b317be10] [c00000000000c758] system_call_common+0xf8/0x250
--- interrupt: c00 at 0x7fff8c6c8674
NIP: 00007fff8c6c8674 LR: 00007fff8c757430 CTR: 0000000000000000
REGS: c0000006b317be80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 28002242 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000003 00007fffe0bff620 00007fff8c6f7f00 0000000000010000
GPR04: 00007fff89980038 0000000000040000 00007fff8c6a0190 00007fff8c6a01a0
GPR08: 00007fff8c6a0160 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fff8cc46480 0000000000000000 0000000000bab10c
GPR16: 0cb1ba0000000000 00007fff8c79b700 0000000000000000 0000000000000002
GPR20: 0000000000040000 000001002710e800 00000100270680f8 00007fff8c798d28
GPR24: 00007fff8c7c03a4 00007fff8c7c03a4 00007fff89980028 000001002710e850
GPR28: 0000000000040000 0000000c7ff80000 00007fff89980010 000001002710e800
NIP [00007fff8c6c8674] 0x7fff8c6c8674
LR [00007fff8c757430] 0x7fff8c757430
--- interrupt: c00
INFO: task multipathd:881519 blocked for more than 368 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:multipathd state:D stack: 0 pid:881519 ppid: 1 flags:0x00040082
Call Trace:
[c000000096eff2b0] [c0000000ae18dd10] 0xc0000000ae18dd10 (unreliable)
[c000000096eff4a0] [c00000000001ea68] __switch_to+0x288/0x4a0
[c000000096eff500] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c000000096eff5c0] [c000000000e08348] schedule+0x68/0x120
[c000000096eff5f0] [c000000000e08930] schedule_preempt_disabled+0x20/0x30
[c000000096eff610] [c000000000e0aedc] __mutex_lock.isra.11+0x36c/0x700
[c000000096eff6a0] [c000000000788e0c] bd_link_disk_holder+0x3c/0x280
[c000000096eff6f0] [c008000000fb5848] dm_get_table_device+0x1f0/0x2d0 [dm_mod]
[c000000096eff790] [c008000000fb9ce8] dm_get_device+0x130/0x2f0 [dm_mod]
[c000000096eff840] [c0080000011553b4] multipath_ctr+0x9cc/0x1000 [dm_multipath]
[c000000096eff9c0] [c008000000fba704] dm_table_add_target+0x1ac/0x420 [dm_mod]
[c000000096effa80] [c008000000fc0a04] table_load+0x16c/0x4c0 [dm_mod]
[c000000096effb30] [c008000000fc3734] ctl_ioctl+0x28c/0x7e0 [dm_mod]
[c000000096effd40] [c008000000fc3ca8] dm_ctl_ioctl+0x20/0x40 [dm_mod]
[c000000096effd60] [c000000000545db8] sys_ioctl+0xf8/0x150
[c000000096effdb0] [c000000000031074] system_call_exception+0x174/0x370
[c000000096effe10] [c00000000000c74c] system_call_common+0xec/0x250
--- interrupt: c00 at 0x7fffb86ac010
NIP: 00007fffb86ac010 LR: 00007fffb8a86924 CTR: 0000000000000000
REGS: c000000096effe80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 24042204 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000036 00007fffb7cec3a0 00007fffb8797300 0000000000000005
GPR04: 00000000c138fd09 00007fffb0069c90 00007fffb8a8a118 00007fffb7cea298
GPR08: 0000000000000005 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fffb7cf6300 00007fffb0069c90 00007fffb8a89e80
GPR16: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8ac3670 0000000000000000
GPR20: 00007fffb8ac2040 00007fffb8a93460 00007fffb0069cc0 000001001f65ab80
GPR24: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8a89e80 0000000000000000
GPR28: 00007fffb8a89e80 00007fffb8a89e80 0000000000000000 00007fffb8a89e80
NIP [00007fffb86ac010] 0x7fffb86ac010
LR [00007fffb8a86924] 0x7fffb8a86924
--- interrupt: c00
INFO: task systemd-udevd:881738 blocked for more than 368 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:systemd-udevd state:D stack: 0 pid:881738 ppid: 708 flags:0x00042482
Call Trace:
[c0000006b317b280] [c0000000007640a4] bio_associate_blkg+0x44/0xb0 (unreliable)
[c0000006b317b470] [c00000000001ea68] __switch_to+0x288/0x4a0
[c0000006b317b4d0] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c0000006b317b590] [c000000000e08348] schedule+0x68/0x120
[c0000006b317b5c0] [c000000000e08adc] io_schedule+0x2c/0x50
[c0000006b317b5f0] [c0000000003ea624] __lock_page+0x1e4/0x430
[c0000006b317b6d0] [c000000000407fc8] truncate_inode_pages_range+0x338/0x8b0
[c0000006b317b850] [c000000000725714] kill_bdev.isra.14+0x44/0x60
[c0000006b317b880] [c0000000007261f4] blkdev_flush_mapping+0x54/0x260
[c0000006b317b960] [c000000000726488] blkdev_put_whole+0x88/0x90
[c0000006b317b9a0] [c00000000072714c] blkdev_put+0x1cc/0x280
[c0000006b317ba00] [c000000000727e9c] blkdev_close+0x3c/0x60
[c0000006b317ba30] [c000000000525694] __fput+0xc4/0x350
[c0000006b317ba80] [c000000000191128] task_work_run+0xf8/0x170
[c0000006b317bad0] [c000000000161c34] do_exit+0x4a4/0xd30
[c0000006b317bba0] [c000000000162594] do_group_exit+0x64/0xe0
[c0000006b317bbe0] [c000000000177fb8] get_signal+0x258/0xce0
[c0000006b317bcd0] [c0000000000219d4] do_notify_resume+0x114/0x480
[c0000006b317bd80] [c000000000030e40] interrupt_exit_user_prepare_main+0x1a0/0x260
[c0000006b317bde0] [c0000000000312e0] syscall_exit_prepare+0x70/0x150
[c0000006b317be10] [c00000000000c758] system_call_common+0xf8/0x250
--- interrupt: c00 at 0x7fff8c6c8674
NIP: 00007fff8c6c8674 LR: 00007fff8c757430 CTR: 0000000000000000
REGS: c0000006b317be80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 28002242 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000003 00007fffe0bff620 00007fff8c6f7f00 0000000000010000
GPR04: 00007fff89980038 0000000000040000 00007fff8c6a0190 00007fff8c6a01a0
GPR08: 00007fff8c6a0160 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fff8cc46480 0000000000000000 0000000000bab10c
GPR16: 0cb1ba0000000000 00007fff8c79b700 0000000000000000 0000000000000002
GPR20: 0000000000040000 000001002710e800 00000100270680f8 00007fff8c798d28
GPR24: 00007fff8c7c03a4 00007fff8c7c03a4 00007fff89980028 000001002710e850
GPR28: 0000000000040000 0000000c7ff80000 00007fff89980010 000001002710e800
NIP [00007fff8c6c8674] 0x7fff8c6c8674
LR [00007fff8c757430] 0x7fff8c757430
--- interrupt: c00
INFO: task multipathd:881519 blocked for more than 491 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:multipathd state:D stack: 0 pid:881519 ppid: 1 flags:0x00040082
Call Trace:
[c000000096eff2b0] [c0000000ae18dd10] 0xc0000000ae18dd10 (unreliable)
[c000000096eff4a0] [c00000000001ea68] __switch_to+0x288/0x4a0
[c000000096eff500] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c000000096eff5c0] [c000000000e08348] schedule+0x68/0x120
[c000000096eff5f0] [c000000000e08930] schedule_preempt_disabled+0x20/0x30
[c000000096eff610] [c000000000e0aedc] __mutex_lock.isra.11+0x36c/0x700
[c000000096eff6a0] [c000000000788e0c] bd_link_disk_holder+0x3c/0x280
[c000000096eff6f0] [c008000000fb5848] dm_get_table_device+0x1f0/0x2d0 [dm_mod]
[c000000096eff790] [c008000000fb9ce8] dm_get_device+0x130/0x2f0 [dm_mod]
[c000000096eff840] [c0080000011553b4] multipath_ctr+0x9cc/0x1000 [dm_multipath]
[c000000096eff9c0] [c008000000fba704] dm_table_add_target+0x1ac/0x420 [dm_mod]
[c000000096effa80] [c008000000fc0a04] table_load+0x16c/0x4c0 [dm_mod]
[c000000096effb30] [c008000000fc3734] ctl_ioctl+0x28c/0x7e0 [dm_mod]
[c000000096effd40] [c008000000fc3ca8] dm_ctl_ioctl+0x20/0x40 [dm_mod]
[c000000096effd60] [c000000000545db8] sys_ioctl+0xf8/0x150
[c000000096effdb0] [c000000000031074] system_call_exception+0x174/0x370
[c000000096effe10] [c00000000000c74c] system_call_common+0xec/0x250
--- interrupt: c00 at 0x7fffb86ac010
NIP: 00007fffb86ac010 LR: 00007fffb8a86924 CTR: 0000000000000000
REGS: c000000096effe80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 24042204 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000036 00007fffb7cec3a0 00007fffb8797300 0000000000000005
GPR04: 00000000c138fd09 00007fffb0069c90 00007fffb8a8a118 00007fffb7cea298
GPR08: 0000000000000005 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fffb7cf6300 00007fffb0069c90 00007fffb8a89e80
GPR16: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8ac3670 0000000000000000
GPR20: 00007fffb8ac2040 00007fffb8a93460 00007fffb0069cc0 000001001f65ab80
GPR24: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8a89e80 0000000000000000
GPR28: 00007fffb8a89e80 00007fffb8a89e80 0000000000000000 00007fffb8a89e80
NIP [00007fffb86ac010] 0x7fffb86ac010
LR [00007fffb8a86924] 0x7fffb8a86924
--- interrupt: c00
INFO: task systemd-udevd:881738 blocked for more than 491 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:systemd-udevd state:D stack: 0 pid:881738 ppid: 708 flags:0x00042482
Call Trace:
[c0000006b317b280] [c0000000007640a4] bio_associate_blkg+0x44/0xb0 (unreliable)
[c0000006b317b470] [c00000000001ea68] __switch_to+0x288/0x4a0
[c0000006b317b4d0] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c0000006b317b590] [c000000000e08348] schedule+0x68/0x120
[c0000006b317b5c0] [c000000000e08adc] io_schedule+0x2c/0x50
[c0000006b317b5f0] [c0000000003ea624] __lock_page+0x1e4/0x430
[c0000006b317b6d0] [c000000000407fc8] truncate_inode_pages_range+0x338/0x8b0
[c0000006b317b850] [c000000000725714] kill_bdev.isra.14+0x44/0x60
[c0000006b317b880] [c0000000007261f4] blkdev_flush_mapping+0x54/0x260
[c0000006b317b960] [c000000000726488] blkdev_put_whole+0x88/0x90
[c0000006b317b9a0] [c00000000072714c] blkdev_put+0x1cc/0x280
[c0000006b317ba00] [c000000000727e9c] blkdev_close+0x3c/0x60
[c0000006b317ba30] [c000000000525694] __fput+0xc4/0x350
[c0000006b317ba80] [c000000000191128] task_work_run+0xf8/0x170
[c0000006b317bad0] [c000000000161c34] do_exit+0x4a4/0xd30
[c0000006b317bba0] [c000000000162594] do_group_exit+0x64/0xe0
[c0000006b317bbe0] [c000000000177fb8] get_signal+0x258/0xce0
[c0000006b317bcd0] [c0000000000219d4] do_notify_resume+0x114/0x480
[c0000006b317bd80] [c000000000030e40] interrupt_exit_user_prepare_main+0x1a0/0x260
[c0000006b317bde0] [c0000000000312e0] syscall_exit_prepare+0x70/0x150
[c0000006b317be10] [c00000000000c758] system_call_common+0xf8/0x250
--- interrupt: c00 at 0x7fff8c6c8674
NIP: 00007fff8c6c8674 LR: 00007fff8c757430 CTR: 0000000000000000
REGS: c0000006b317be80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 28002242 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000003 00007fffe0bff620 00007fff8c6f7f00 0000000000010000
GPR04: 00007fff89980038 0000000000040000 00007fff8c6a0190 00007fff8c6a01a0
GPR08: 00007fff8c6a0160 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fff8cc46480 0000000000000000 0000000000bab10c
GPR16: 0cb1ba0000000000 00007fff8c79b700 0000000000000000 0000000000000002
GPR20: 0000000000040000 000001002710e800 00000100270680f8 00007fff8c798d28
GPR24: 00007fff8c7c03a4 00007fff8c7c03a4 00007fff89980028 000001002710e850
GPR28: 0000000000040000 0000000c7ff80000 00007fff89980010 000001002710e800
NIP [00007fff8c6c8674] 0x7fff8c6c8674
LR [00007fff8c757430] 0x7fff8c757430
--- interrupt: c00
INFO: task multipathd:881519 blocked for more than 614 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:multipathd state:D stack: 0 pid:881519 ppid: 1 flags:0x00040082
Call Trace:
[c000000096eff2b0] [c0000000ae18dd10] 0xc0000000ae18dd10 (unreliable)
[c000000096eff4a0] [c00000000001ea68] __switch_to+0x288/0x4a0
[c000000096eff500] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c000000096eff5c0] [c000000000e08348] schedule+0x68/0x120
[c000000096eff5f0] [c000000000e08930] schedule_preempt_disabled+0x20/0x30
[c000000096eff610] [c000000000e0aedc] __mutex_lock.isra.11+0x36c/0x700
[c000000096eff6a0] [c000000000788e0c] bd_link_disk_holder+0x3c/0x280
[c000000096eff6f0] [c008000000fb5848] dm_get_table_device+0x1f0/0x2d0 [dm_mod]
[c000000096eff790] [c008000000fb9ce8] dm_get_device+0x130/0x2f0 [dm_mod]
[c000000096eff840] [c0080000011553b4] multipath_ctr+0x9cc/0x1000 [dm_multipath]
[c000000096eff9c0] [c008000000fba704] dm_table_add_target+0x1ac/0x420 [dm_mod]
[c000000096effa80] [c008000000fc0a04] table_load+0x16c/0x4c0 [dm_mod]
[c000000096effb30] [c008000000fc3734] ctl_ioctl+0x28c/0x7e0 [dm_mod]
[c000000096effd40] [c008000000fc3ca8] dm_ctl_ioctl+0x20/0x40 [dm_mod]
[c000000096effd60] [c000000000545db8] sys_ioctl+0xf8/0x150
[c000000096effdb0] [c000000000031074] system_call_exception+0x174/0x370
[c000000096effe10] [c00000000000c74c] system_call_common+0xec/0x250
--- interrupt: c00 at 0x7fffb86ac010
NIP: 00007fffb86ac010 LR: 00007fffb8a86924 CTR: 0000000000000000
REGS: c000000096effe80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 24042204 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000036 00007fffb7cec3a0 00007fffb8797300 0000000000000005
GPR04: 00000000c138fd09 00007fffb0069c90 00007fffb8a8a118 00007fffb7cea298
GPR08: 0000000000000005 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fffb7cf6300 00007fffb0069c90 00007fffb8a89e80
GPR16: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8ac3670 0000000000000000
GPR20: 00007fffb8ac2040 00007fffb8a93460 00007fffb0069cc0 000001001f65ab80
GPR24: 00007fffb8a89e80 00007fffb8a89e80 00007fffb8a89e80 0000000000000000
GPR28: 00007fffb8a89e80 00007fffb8a89e80 0000000000000000 00007fffb8a89e80
NIP [00007fffb86ac010] 0x7fffb86ac010
LR [00007fffb8a86924] 0x7fffb8a86924
--- interrupt: c00
INFO: task systemd-udevd:881738 blocked for more than 614 seconds.
Not tainted 5.15.0-rc2+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:systemd-udevd state:D stack: 0 pid:881738 ppid: 708 flags:0x00042482
Call Trace:
[c0000006b317b280] [c0000000007640a4] bio_associate_blkg+0x44/0xb0 (unreliable)
[c0000006b317b470] [c00000000001ea68] __switch_to+0x288/0x4a0
[c0000006b317b4d0] [c000000000e07bfc] __schedule+0x30c/0x9f0
[c0000006b317b590] [c000000000e08348] schedule+0x68/0x120
[c0000006b317b5c0] [c000000000e08adc] io_schedule+0x2c/0x50
[c0000006b317b5f0] [c0000000003ea624] __lock_page+0x1e4/0x430
[c0000006b317b6d0] [c000000000407fc8] truncate_inode_pages_range+0x338/0x8b0
[c0000006b317b850] [c000000000725714] kill_bdev.isra.14+0x44/0x60
[c0000006b317b880] [c0000000007261f4] blkdev_flush_mapping+0x54/0x260
[c0000006b317b960] [c000000000726488] blkdev_put_whole+0x88/0x90
[c0000006b317b9a0] [c00000000072714c] blkdev_put+0x1cc/0x280
[c0000006b317ba00] [c000000000727e9c] blkdev_close+0x3c/0x60
[c0000006b317ba30] [c000000000525694] __fput+0xc4/0x350
[c0000006b317ba80] [c000000000191128] task_work_run+0xf8/0x170
[c0000006b317bad0] [c000000000161c34] do_exit+0x4a4/0xd30
[c0000006b317bba0] [c000000000162594] do_group_exit+0x64/0xe0
[c0000006b317bbe0] [c000000000177fb8] get_signal+0x258/0xce0
[c0000006b317bcd0] [c0000000000219d4] do_notify_resume+0x114/0x480
[c0000006b317bd80] [c000000000030e40] interrupt_exit_user_prepare_main+0x1a0/0x260
[c0000006b317bde0] [c0000000000312e0] syscall_exit_prepare+0x70/0x150
[c0000006b317be10] [c00000000000c758] system_call_common+0xf8/0x250
--- interrupt: c00 at 0x7fff8c6c8674
NIP: 00007fff8c6c8674 LR: 00007fff8c757430 CTR: 0000000000000000
REGS: c0000006b317be80 TRAP: 0c00 Not tainted (5.15.0-rc2+)
MSR: 800000000000d033 <SF,EE,PR,ME,IR,DR,RI,LE> CR: 28002242 XER: 00000000
IRQMASK: 0
GPR00: 0000000000000003 00007fffe0bff620 00007fff8c6f7f00 0000000000010000
GPR04: 00007fff89980038 0000000000040000 00007fff8c6a0190 00007fff8c6a01a0
GPR08: 00007fff8c6a0160 0000000000000000 0000000000000000 0000000000000000
GPR12: 0000000000000000 00007fff8cc46480 0000000000000000 0000000000bab10c
GPR16: 0cb1ba0000000000 00007fff8c79b700 0000000000000000 0000000000000002
GPR20: 0000000000040000 000001002710e800 00000100270680f8 00007fff8c798d28
GPR24: 00007fff8c7c03a4 00007fff8c7c03a4 00007fff89980028 000001002710e850
GPR28: 0000000000040000 0000000c7ff80000 00007fff89980010 000001002710e800
NIP [00007fff8c6c8674] 0x7fff8c6c8674
LR [00007fff8c757430] 0x7fff8c757430
--- interrupt: c00
EXT4-fs (dm-5): error count since last fsck: 3
EXT4-fs (dm-5): initial error at time 1632612344: ext4_map_blocks:593: inode 8: block 1081345
EXT4-fs (dm-5): last error at time 1632628929: ext4_map_blocks:593: inode 2: block 9251
EXT4-fs error (device dm-5): ext4_map_blocks:593: inode #2: block 9251: comm scp: lblock 0 mapped to illegal pblock 9251 (length 1)
EXT4-fs (dm-5): error count since last fsck: 4
EXT4-fs (dm-5): initial error at time 1632612344: ext4_map_blocks:593: inode 8: block 1081345
EXT4-fs (dm-5): last error at time 1632724166: ext4_map_blocks:593: inode 2: block 9251
^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: [next-20210827][ppc][multipathd] INFO: task hung in dm_table_add_target
2021-09-28 10:23 ` Abdul Haleem
(?)
@ 2021-09-29 6:52 ` Christoph Hellwig
-1 siblings, 0 replies; 12+ messages in thread
From: Christoph Hellwig @ 2021-09-29 6:52 UTC (permalink / raw)
To: Abdul Haleem
Cc: Christoph Hellwig, linux-kernel, linux-scsi, linux-next, jack,
axboe, linuxppc-dev, dm-devel, sachinp, Brian King, dougmill
On Tue, Sep 28, 2021 at 03:53:47PM +0530, Abdul Haleem wrote:
>
> On 9/1/21 7:06 PM, Christoph Hellwig wrote:
>> On Wed, Sep 01, 2021 at 04:47:26PM +0530, Abdul Haleem wrote:
>>> Greeting's
>>>
>>> multiple task hung while adding the vfc disk back to the multipath on my
>>> powerpc box running linux-next kernel
>> Can you retry to reproduce this with lockdep enabled to see if there
>> is anything interesting holding this lock?
>
> LOCKDEP was earlier enabled by default
>
> # cat .config | grep LOCKDEP
> CONFIG_LOCKDEP_SUPPORT=y
>
> BTW, Recreated again on 5.15.0-rc2 mainline kernel and attaching the logs
It seems the reinstate is blocking on the close which is blocking on
flushing dirty data. In other words it looks like the link blocking
looks like the symptom and not the cause.
^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: [dm-devel] [next-20210827][ppc][multipathd] INFO: task hung in dm_table_add_target
@ 2021-09-29 6:52 ` Christoph Hellwig
0 siblings, 0 replies; 12+ messages in thread
From: Christoph Hellwig @ 2021-09-29 6:52 UTC (permalink / raw)
To: Abdul Haleem
Cc: axboe, sachinp, jack, linux-scsi, linux-kernel, dm-devel,
linux-next, dougmill, Brian King, linuxppc-dev,
Christoph Hellwig
On Tue, Sep 28, 2021 at 03:53:47PM +0530, Abdul Haleem wrote:
>
> On 9/1/21 7:06 PM, Christoph Hellwig wrote:
>> On Wed, Sep 01, 2021 at 04:47:26PM +0530, Abdul Haleem wrote:
>>> Greeting's
>>>
>>> multiple task hung while adding the vfc disk back to the multipath on my
>>> powerpc box running linux-next kernel
>> Can you retry to reproduce this with lockdep enabled to see if there
>> is anything interesting holding this lock?
>
> LOCKDEP was earlier enabled by default
>
> # cat .config | grep LOCKDEP
> CONFIG_LOCKDEP_SUPPORT=y
>
> BTW, Recreated again on 5.15.0-rc2 mainline kernel and attaching the logs
It seems the reinstate is blocking on the close which is blocking on
flushing dirty data. In other words it looks like the link blocking
looks like the symptom and not the cause.
--
dm-devel mailing list
dm-devel@redhat.com
https://listman.redhat.com/mailman/listinfo/dm-devel
^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: [next-20210827][ppc][multipathd] INFO: task hung in dm_table_add_target
@ 2021-09-29 6:52 ` Christoph Hellwig
0 siblings, 0 replies; 12+ messages in thread
From: Christoph Hellwig @ 2021-09-29 6:52 UTC (permalink / raw)
To: Abdul Haleem
Cc: axboe, sachinp, jack, linux-scsi, linux-kernel, dm-devel,
linux-next, dougmill, Brian King, linuxppc-dev,
Christoph Hellwig
On Tue, Sep 28, 2021 at 03:53:47PM +0530, Abdul Haleem wrote:
>
> On 9/1/21 7:06 PM, Christoph Hellwig wrote:
>> On Wed, Sep 01, 2021 at 04:47:26PM +0530, Abdul Haleem wrote:
>>> Greeting's
>>>
>>> multiple task hung while adding the vfc disk back to the multipath on my
>>> powerpc box running linux-next kernel
>> Can you retry to reproduce this with lockdep enabled to see if there
>> is anything interesting holding this lock?
>
> LOCKDEP was earlier enabled by default
>
> # cat .config | grep LOCKDEP
> CONFIG_LOCKDEP_SUPPORT=y
>
> BTW, Recreated again on 5.15.0-rc2 mainline kernel and attaching the logs
It seems the reinstate is blocking on the close which is blocking on
flushing dirty data. In other words it looks like the link blocking
looks like the symptom and not the cause.
^ permalink raw reply [flat|nested] 12+ messages in thread