syzbot


INFO: task hung in reiserfs_sync_fs

Status: upstream: reported C repro on 2022/12/21 13:12
Labels: reiserfs (incorrect?)
Reported-by: syzbot+4dadbee41d087d9c6234@syzkaller.appspotmail.com
First crash: 163d, last: 7d10h

Cause bisection: failed (error log, bisect log)
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [reiserfs?] INFO: task hung in reiserfs_sync_fs 0 (1) 2022/12/21 13:12
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 INFO: task hung in reiserfs_sync_fs reiserfs C 2 86d 176d 0/1 upstream: reported C repro on 2022/12/05 01:39
linux-4.19 INFO: task hung in reiserfs_sync_fs reiserfs C error 5 85d 152d 0/1 upstream: reported C repro on 2022/12/28 10:53
linux-5.15 INFO: task hung in reiserfs_sync_fs 1 34d 34d 0/3 upstream: reported on 2023/04/26 05:28
Last patch testing requests (1)
Created Duration User Patch Repo Result
2023/01/04 00:31 14m hdanton@sina.com patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master report log
Fix bisection attempts (1)
Created Duration User Patch Repo Result
2023/03/13 22:47 38m bisect fix upstream job log (0) log

Sample crash report:
INFO: task kworker/1:1:5155 blocked for more than 143 seconds.
      Not tainted 6.2.0-rc5-syzkaller-00108-g83abd4d4c4be #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:1     state:D stack:28176 pid:5155  ppid:2      flags:0x00004000
Workqueue: events_long flush_old_commits
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5293 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6606
 schedule+0xde/0x1b0 kernel/sched/core.c:6682
 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6741
 __mutex_lock_common kernel/locking/mutex.c:679 [inline]
 __mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
 reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
 reiserfs_sync_fs+0x81/0x130 fs/reiserfs/super.c:76
 flush_old_commits+0xfb/0x200 fs/reiserfs/super.c:111
 process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
 worker_thread+0x669/0x1090 kernel/workqueue.c:2436
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
INFO: task kworker/0:1:5159 blocked for more than 143 seconds.
      Not tainted 6.2.0-rc5-syzkaller-00108-g83abd4d4c4be #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:1     state:D stack:28672 pid:5159  ppid:2      flags:0x00004000
Workqueue: events_long flush_old_commits
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5293 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6606
 schedule+0xde/0x1b0 kernel/sched/core.c:6682
 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6741
 __mutex_lock_common kernel/locking/mutex.c:679 [inline]
 __mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
 reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
 reiserfs_sync_fs+0x81/0x130 fs/reiserfs/super.c:76
 flush_old_commits+0xfb/0x200 fs/reiserfs/super.c:111
 process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
 worker_thread+0x669/0x1090 kernel/workqueue.c:2436
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
INFO: task syz-executor113:6668 blocked for more than 143 seconds.
      Not tainted 6.2.0-rc5-syzkaller-00108-g83abd4d4c4be #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor113 state:D stack:24592 pid:6668  ppid:5113   flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5293 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6606
 schedule+0xde/0x1b0 kernel/sched/core.c:6682
 rwsem_down_write_slowpath+0x600/0x12e0 kernel/locking/rwsem.c:1190
 __down_write_common kernel/locking/rwsem.c:1305 [inline]
 __down_write_common kernel/locking/rwsem.c:1302 [inline]
 __down_write kernel/locking/rwsem.c:1314 [inline]
 down_write+0x1e8/0x220 kernel/locking/rwsem.c:1563
 inode_lock include/linux/fs.h:756 [inline]
 generic_file_write_iter+0x92/0x350 mm/filemap.c:3929
 call_write_iter include/linux/fs.h:2189 [inline]
 do_iter_readv_writev+0x20b/0x3b0 fs/read_write.c:735
 do_iter_write+0x182/0x700 fs/read_write.c:861
 vfs_iter_write+0x74/0xa0 fs/read_write.c:902
 iter_file_splice_write+0x745/0xc90 fs/splice.c:686
 do_splice_from fs/splice.c:764 [inline]
 direct_splice_actor+0x114/0x180 fs/splice.c:931
 splice_direct_to_actor+0x335/0x8a0 fs/splice.c:886
 do_splice_direct+0x1ab/0x280 fs/splice.c:974
 do_sendfile+0xb19/0x1270 fs/read_write.c:1255
 __do_sys_sendfile64 fs/read_write.c:1323 [inline]
 __se_sys_sendfile64 fs/read_write.c:1309 [inline]
 __x64_sys_sendfile64+0x1d0/0x210 fs/read_write.c:1309
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f760ed4a6b9
RSP: 002b:00007f760ecf62f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f760edd07a0 RCX: 00007f760ed4a6b9
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004
RBP: 00007f760ed9d1d8 R08: 0000000000000000 R09: 0000000000000000
R10: 000080001d00c0d0 R11: 0000000000000246 R12: 0030656c69662f2e
R13: 7366726573696572 R14: 65732f636f72702f R15: 00007f760edd07a8
 </TASK>
INFO: task syz-executor113:6683 blocked for more than 144 seconds.
      Not tainted 6.2.0-rc5-syzkaller-00108-g83abd4d4c4be #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor113 state:D stack:23488 pid:6683  ppid:5113   flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5293 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6606
 schedule+0xde/0x1b0 kernel/sched/core.c:6682
 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6741
 __mutex_lock_common kernel/locking/mutex.c:679 [inline]
 __mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
 reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
 reiserfs_get_block+0x1f6/0x4150 fs/reiserfs/inode.c:680
 do_mpage_readpage+0x765/0x19e0 fs/mpage.c:208
 mpage_readahead+0x344/0x580 fs/mpage.c:361
 read_pages+0x1a2/0xd40 mm/readahead.c:161
 page_cache_ra_unbounded+0x477/0x5e0 mm/readahead.c:270
 do_page_cache_ra mm/readahead.c:300 [inline]
 page_cache_ra_order+0x6ec/0xa00 mm/readahead.c:560
 ondemand_readahead+0x6b3/0x1000 mm/readahead.c:682
 page_cache_sync_ra+0x1c9/0x200 mm/readahead.c:709
 page_cache_sync_readahead include/linux/pagemap.h:1210 [inline]
 filemap_get_pages+0x2ca/0x16b0 mm/filemap.c:2600
 filemap_read+0x315/0xc00 mm/filemap.c:2694
 generic_file_read_iter+0x3ad/0x5b0 mm/filemap.c:2840
 __kernel_read+0x2ca/0x7c0 fs/read_write.c:428
 integrity_kernel_read+0x7f/0xb0 security/integrity/iint.c:199
 ima_calc_file_hash_tfm+0x2aa/0x3b0 security/integrity/ima/ima_crypto.c:485
 ima_calc_file_shash security/integrity/ima/ima_crypto.c:516 [inline]
 ima_calc_file_hash+0x195/0x4a0 security/integrity/ima/ima_crypto.c:573
 ima_collect_measurement+0x642/0x7b0 security/integrity/ima/ima_api.c:292
 process_measurement+0xd23/0x18b0 security/integrity/ima/ima_main.c:339
 ima_file_check+0xb0/0x100 security/integrity/ima/ima_main.c:519
 do_open fs/namei.c:3559 [inline]
 path_openat+0x15f1/0x2a50 fs/namei.c:3714
 do_filp_open+0x1ba/0x410 fs/namei.c:3741
 do_sys_openat2+0x16d/0x4c0 fs/open.c:1310
 do_sys_open fs/open.c:1326 [inline]
 __do_sys_open fs/open.c:1334 [inline]
 __se_sys_open fs/open.c:1330 [inline]
 __x64_sys_open+0x11d/0x1c0 fs/open.c:1330
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f760ed4a6b9
RSP: 002b:00007f7606cd52f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f760edd07b0 RCX: 00007f760ed4a6b9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000200
RBP: 00007f760ed9d1d8 R08: 00007f7606cd5700 R09: 0000000000000000
R10: 00007f7606cd5700 R11: 0000000000000246 R12: 0030656c69662f2e
R13: 7366726573696572 R14: 65732f636f72702f R15: 00007f760edd07b8
 </TASK>
INFO: task syz-executor113:6687 blocked for more than 144 seconds.
      Not tainted 6.2.0-rc5-syzkaller-00108-g83abd4d4c4be #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor113 state:D stack:28992 pid:6687  ppid:5113   flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5293 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6606
 schedule+0xde/0x1b0 kernel/sched/core.c:6682
 io_schedule+0xbe/0x130 kernel/sched/core.c:8868
 folio_wait_bit_common+0x394/0x9b0 mm/filemap.c:1297
 __folio_lock mm/filemap.c:1660 [inline]
 folio_lock include/linux/pagemap.h:938 [inline]
 folio_lock include/linux/pagemap.h:934 [inline]
 __filemap_get_folio+0xb71/0xd80 mm/filemap.c:1932
 pagecache_get_page+0x2e/0x280 mm/folio-compat.c:98
 find_or_create_page include/linux/pagemap.h:612 [inline]
 grab_cache_page include/linux/pagemap.h:742 [inline]
 grab_tail_page fs/reiserfs/inode.c:2201 [inline]
 reiserfs_truncate_file+0x5bb/0x1070 fs/reiserfs/inode.c:2269
 reiserfs_setattr+0xed3/0x1460 fs/reiserfs/inode.c:3395
 notify_change+0xca7/0x1420 fs/attr.c:482
 do_truncate+0x143/0x200 fs/open.c:65
 vfs_truncate+0x3c2/0x490 fs/open.c:111
 do_sys_truncate.part.0+0x11e/0x140 fs/open.c:134
 do_sys_truncate fs/open.c:128 [inline]
 __do_sys_truncate fs/open.c:146 [inline]
 __se_sys_truncate fs/open.c:144 [inline]
 __x64_sys_truncate+0x6d/0xa0 fs/open.c:144
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f760ed4a6b9
RSP: 002b:00007f7606cb42f8 EFLAGS: 00000246 ORIG_RAX: 000000000000004c
RAX: ffffffffffffffda RBX: 00007f760edd07c0 RCX: 00007f760ed4a6b9
RDX: 00007f7606cb4700 RSI: 0000000000000006 RDI: 00000000200001c0
RBP: 00007f760ed9d1d8 R08: 00007f7606cb4700 R09: 0000000000000000
R10: 00007f7606cb4700 R11: 0000000000000246 R12: 0030656c69662f2e
R13: 7366726573696572 R14: 65732f636f72702f R15: 00007f760edd07c8
 </TASK>
INFO: task syz-executor113:7518 blocked for more than 145 seconds.
      Not tainted 6.2.0-rc5-syzkaller-00108-g83abd4d4c4be #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor113 state:D stack:24592 pid:7518  ppid:5116   flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5293 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6606
 schedule+0xde/0x1b0 kernel/sched/core.c:6682
 rwsem_down_write_slowpath+0x600/0x12e0 kernel/locking/rwsem.c:1190
 __down_write_common kernel/locking/rwsem.c:1305 [inline]
 __down_write_common kernel/locking/rwsem.c:1302 [inline]
 __down_write kernel/locking/rwsem.c:1314 [inline]
 down_write+0x1e8/0x220 kernel/locking/rwsem.c:1563
 inode_lock include/linux/fs.h:756 [inline]
 generic_file_write_iter+0x92/0x350 mm/filemap.c:3929
 call_write_iter include/linux/fs.h:2189 [inline]
 do_iter_readv_writev+0x20b/0x3b0 fs/read_write.c:735
 do_iter_write+0x182/0x700 fs/read_write.c:861
 vfs_iter_write+0x74/0xa0 fs/read_write.c:902
 iter_file_splice_write+0x745/0xc90 fs/splice.c:686
 do_splice_from fs/splice.c:764 [inline]
 direct_splice_actor+0x114/0x180 fs/splice.c:931
 splice_direct_to_actor+0x335/0x8a0 fs/splice.c:886
 do_splice_direct+0x1ab/0x280 fs/splice.c:974
 do_sendfile+0xb19/0x1270 fs/read_write.c:1255
 __do_sys_sendfile64 fs/read_write.c:1323 [inline]
 __se_sys_sendfile64 fs/read_write.c:1309 [inline]
 __x64_sys_sendfile64+0x1d0/0x210 fs/read_write.c:1309
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f760ed4a6b9
RSP: 002b:00007f760ecf62f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f760edd07a0 RCX: 00007f760ed4a6b9
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004
RBP: 00007f760ed9d1d8 R08: 0000000000000000 R09: 0000000000000000
R10: 000080001d00c0d0 R11: 0000000000000246 R12: 0030656c69662f2e
R13: 7366726573696572 R14: 65732f636f72702f R15: 00007f760edd07a8
 </TASK>
INFO: task syz-executor113:7529 blocked for more than 145 seconds.
      Not tainted 6.2.0-rc5-syzkaller-00108-g83abd4d4c4be #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor113 state:D stack:23752 pid:7529  ppid:5116   flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5293 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6606
 schedule+0xde/0x1b0 kernel/sched/core.c:6682
 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6741
 __mutex_lock_common kernel/locking/mutex.c:679 [inline]
 __mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
 reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
 reiserfs_get_block+0x1f6/0x4150 fs/reiserfs/inode.c:680
 do_mpage_readpage+0x765/0x19e0 fs/mpage.c:208
 mpage_readahead+0x344/0x580 fs/mpage.c:361
 read_pages+0x1a2/0xd40 mm/readahead.c:161
 page_cache_ra_unbounded+0x477/0x5e0 mm/readahead.c:270
 do_page_cache_ra mm/readahead.c:300 [inline]
 page_cache_ra_order+0x6ec/0xa00 mm/readahead.c:560
 ondemand_readahead+0x6b3/0x1000 mm/readahead.c:682
 page_cache_sync_ra+0x1c9/0x200 mm/readahead.c:709
 page_cache_sync_readahead include/linux/pagemap.h:1210 [inline]
 filemap_get_pages+0x2ca/0x16b0 mm/filemap.c:2600
 filemap_read+0x315/0xc00 mm/filemap.c:2694
 generic_file_read_iter+0x3ad/0x5b0 mm/filemap.c:2840
 __kernel_read+0x2ca/0x7c0 fs/read_write.c:428
 integrity_kernel_read+0x7f/0xb0 security/integrity/iint.c:199
 ima_calc_file_hash_tfm+0x2aa/0x3b0 security/integrity/ima/ima_crypto.c:485
 ima_calc_file_shash security/integrity/ima/ima_crypto.c:516 [inline]
 ima_calc_file_hash+0x195/0x4a0 security/integrity/ima/ima_crypto.c:573
 ima_collect_measurement+0x642/0x7b0 security/integrity/ima/ima_api.c:292
 process_measurement+0xd23/0x18b0 security/integrity/ima/ima_main.c:339
 ima_file_check+0xb0/0x100 security/integrity/ima/ima_main.c:519
 do_open fs/namei.c:3559 [inline]
 path_openat+0x15f1/0x2a50 fs/namei.c:3714
 do_filp_open+0x1ba/0x410 fs/namei.c:3741
 do_sys_openat2+0x16d/0x4c0 fs/open.c:1310
 do_sys_open fs/open.c:1326 [inline]
 __do_sys_open fs/open.c:1334 [inline]
 __se_sys_open fs/open.c:1330 [inline]
 __x64_sys_open+0x11d/0x1c0 fs/open.c:1330
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f760ed4a6b9
RSP: 002b:00007f7606cd52f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f760edd07b0 RCX: 00007f760ed4a6b9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000200
RBP: 00007f760ed9d1d8 R08: 00007f7606cd5700 R09: 0000000000000000
R10: 00007f7606cd5700 R11: 0000000000000246 R12: 0030656c69662f2e
R13: 7366726573696572 R14: 65732f636f72702f R15: 00007f760edd07b8
 </TASK>
INFO: task syz-executor113:7532 blocked for more than 146 seconds.
      Not tainted 6.2.0-rc5-syzkaller-00108-g83abd4d4c4be #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor113 state:D stack:28984 pid:7532  ppid:5116   flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5293 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6606
 schedule+0xde/0x1b0 kernel/sched/core.c:6682
 io_schedule+0xbe/0x130 kernel/sched/core.c:8868
 folio_wait_bit_common+0x394/0x9b0 mm/filemap.c:1297
 __folio_lock mm/filemap.c:1660 [inline]
 folio_lock include/linux/pagemap.h:938 [inline]
 folio_lock include/linux/pagemap.h:934 [inline]
 __filemap_get_folio+0xb71/0xd80 mm/filemap.c:1932
 pagecache_get_page+0x2e/0x280 mm/folio-compat.c:98
 find_or_create_page include/linux/pagemap.h:612 [inline]
 grab_cache_page include/linux/pagemap.h:742 [inline]
 grab_tail_page fs/reiserfs/inode.c:2201 [inline]
 reiserfs_truncate_file+0x5bb/0x1070 fs/reiserfs/inode.c:2269
 reiserfs_setattr+0xed3/0x1460 fs/reiserfs/inode.c:3395
 notify_change+0xca7/0x1420 fs/attr.c:482
 do_truncate+0x143/0x200 fs/open.c:65
 vfs_truncate+0x3c2/0x490 fs/open.c:111
 do_sys_truncate.part.0+0x11e/0x140 fs/open.c:134
 do_sys_truncate fs/open.c:128 [inline]
 __do_sys_truncate fs/open.c:146 [inline]
 __se_sys_truncate fs/open.c:144 [inline]
 __x64_sys_truncate+0x6d/0xa0 fs/open.c:144
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f760ed4a6b9
RSP: 002b:00007f7606cb42f8 EFLAGS: 00000246 ORIG_RAX: 000000000000004c
RAX: ffffffffffffffda RBX: 00007f760edd07c0 RCX: 00007f760ed4a6b9
RDX: 00007f7606cb4700 RSI: 0000000000000006 RDI: 00000000200001c0
RBP: 00007f760ed9d1d8 R08: 00007f7606cb4700 R09: 0000000000000000
R10: 00007f7606cb4700 R11: 0000000000000246 R12: 0030656c69662f2e
R13: 7366726573696572 R14: 65732f636f72702f R15: 00007f760edd07c8
 </TASK>

Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/12:
 #0: ffffffff8c790fb0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 kernel/rcu/tasks.h:507
1 lock held by rcu_tasks_trace/13:
 #0: ffffffff8c790cb0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 kernel/rcu/tasks.h:507
1 lock held by khungtaskd/28:
 #0: ffffffff8c791b00 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x57/0x264 kernel/locking/lockdep.c:6494
4 locks held by kworker/1:2/892:
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: process_one_work+0x86d/0x1710 kernel/workqueue.c:2260
 #1: ffffc90004ad7da8 ((work_completion)(&(&sbi->old_work)->work)){+.+.}-{0:0}, at: process_one_work+0x8a1/0x1710 kernel/workqueue.c:2264
 #2: ffff88806f50c0e0 (&type->s_umount_key#41){++++}-{3:3}, at: flush_old_commits+0x7c/0x200 fs/reiserfs/super.c:97
 #3: ffff88801e1b4090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
2 locks held by getty/4750:
 #0: ffff88814aad7098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x26/0x80 drivers/tty/tty_ldisc.c:244
 #1: ffffc900015b02f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xef4/0x13e0 drivers/tty/n_tty.c:2177
1 lock held by syz-executor113/5111:
 #0: 
ffffffff8c79c7b8
 (
rcu_state.exp_mutex
){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:324 [inline]
){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x24f/0x780 kernel/rcu/tree_exp.h:946
4 locks held by kworker/1:1/5155:
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: process_one_work+0x86d/0x1710 kernel/workqueue.c:2260
 #1: ffffc90003e9fda8 ((work_completion)(&(&sbi->old_work)->work)){+.+.}-{0:0}, at: process_one_work+0x8a1/0x1710 kernel/workqueue.c:2264
 #2: ffff8880175200e0 (&type->s_umount_key#41){++++}-{3:3}, at: flush_old_commits+0x7c/0x200 fs/reiserfs/super.c:97
 #3: ffff88801e1b6090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
4 locks held by kworker/0:1/5159:
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: process_one_work+0x86d/0x1710 kernel/workqueue.c:2260
 #1: 
ffffc90003ebfda8
 ((work_completion)(&(&sbi->old_work)->work)){+.+.}-{0:0}, at: process_one_work+0x8a1/0x1710 kernel/workqueue.c:2264
 #2: ffff88801df500e0 (&type->s_umount_key#41){++++}-{3:3}, at: flush_old_commits+0x7c/0x200 fs/reiserfs/super.c:97
 #3: ffff88801801f090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
2 locks held by syz-executor113/6668:
 #0: ffff888017520460 (sb_writers#9){.+.+}-{0:0}, at: __do_sys_sendfile64 fs/read_write.c:1323 [inline]
 #0: ffff888017520460 (sb_writers#9){.+.+}-{0:0}, at: __se_sys_sendfile64 fs/read_write.c:1309 [inline]
 #0: ffff888017520460 (sb_writers#9){.+.+}-{0:0}, at: __x64_sys_sendfile64+0x1d0/0x210 fs/read_write.c:1309
 #1: ffff8880787e6640 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:756 [inline]
 #1: ffff8880787e6640 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: generic_file_write_iter+0x92/0x350 mm/filemap.c:3929
3 locks held by syz-executor113/6683:
 #0: ffff88801cceb3e0 (&iint->mutex){+.+.}-{3:3}, at: process_measurement+0x3ab/0x18b0 security/integrity/ima/ima_main.c:260
 #1: ffff8880787e67e0 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:811 [inline]
 #1: ffff8880787e67e0 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0x153/0x5e0 mm/readahead.c:226
 #2: ffff88801e1b6090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
4 locks held by syz-executor113/6687:
 #0: ffff888017520460 (sb_writers#9){.+.+}-{0:0}, at: vfs_truncate+0xee/0x490 fs/open.c:84
 #1: ffff8880787e6640 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:756 [inline]
 #1: ffff8880787e6640 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: do_truncate+0x131/0x200 fs/open.c:63
 #2: ffff8880787e6418 (&ei->tailpack){+.+.}-{3:3}, at: reiserfs_setattr+0xe9d/0x1460 fs/reiserfs/inode.c:3393
 #3: ffff88801e1b6090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
2 locks held by syz-executor113/7518:
 #0: ffff88801df50460 (sb_writers#9){.+.+}-{0:0}, at: __do_sys_sendfile64 fs/read_write.c:1323 [inline]
 #0: ffff88801df50460 (sb_writers#9){.+.+}-{0:0}, at: __se_sys_sendfile64 fs/read_write.c:1309 [inline]
 #0: ffff88801df50460 (sb_writers#9){.+.+}-{0:0}, at: __x64_sys_sendfile64+0x1d0/0x210 fs/read_write.c:1309
 #1: ffff88807498aaa0 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:756 [inline]
 #1: ffff88807498aaa0 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: generic_file_write_iter+0x92/0x350 mm/filemap.c:3929
3 locks held by syz-executor113/7529:
 #0: ffff88801d54c080 (&iint->mutex){+.+.}-{3:3}, at: process_measurement+0x3ab/0x18b0 security/integrity/ima/ima_main.c:260
 #1: ffff88807498ac40 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:811 [inline]
 #1: ffff88807498ac40 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0x153/0x5e0 mm/readahead.c:226
 #2: ffff88801801f090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
4 locks held by syz-executor113/7532:
 #0: ffff88801df50460 (sb_writers#9){.+.+}-{0:0}, at: vfs_truncate+0xee/0x490 fs/open.c:84
 #1: ffff88807498aaa0 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:756 [inline]
 #1: ffff88807498aaa0 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: do_truncate+0x131/0x200 fs/open.c:63
 #2: ffff88807498a878 (&ei->tailpack){+.+.}-{3:3}, at: reiserfs_setattr+0xe9d/0x1460 fs/reiserfs/inode.c:3393
 #3: ffff88801801f090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
4 locks held by kworker/0:3/7687:
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
 #0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: process_one_work+0x86d/0x1710 kernel/workqueue.c:2260
 #1: ffffc9000b05fda8 ((work_completion)(&(&sbi->old_work)->work)){+.+.}-{0:0}, at: process_one_work+0x8a1/0x1710 kernel/workqueue.c:2264
 #2: ffff88807dd020e0 (&type->s_umount_key#41){++++}-{3:3}, at: flush_old_commits+0x7c/0x200 fs/reiserfs/super.c:97
 #3: ffff888029377090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
2 locks held by syz-executor113/8143:
 #0: ffff88806f50c460 (sb_writers#9){.+.+}-{0:0}, at: __do_sys_sendfile64 fs/read_write.c:1323 [inline]
 #0: ffff88806f50c460 (sb_writers#9){.+.+}-{0:0}, at: __se_sys_sendfile64 fs/read_write.c:1309 [inline]
 #0: ffff88806f50c460 (sb_writers#9){.+.+}-{0:0}, at: __x64_sys_sendfile64+0x1d0/0x210 fs/read_write.c:1309
 #1: ffff88806f8cbe80 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:756 [inline]
 #1: ffff88806f8cbe80 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: reiserfs_sync_file+0xab/0x320 fs/reiserfs/file.c:155
3 locks held by syz-executor113/8150:
 #0: ffff88801e756980 (&iint->mutex){+.+.}-{3:3}, at: process_measurement+0x3ab/0x18b0 security/integrity/ima/ima_main.c:260
 #1: ffff88806f8cc020 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:811 [inline]
 #1: ffff88806f8cc020 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0x153/0x5e0 mm/readahead.c:226
 #2: ffff88801e1b4090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
4 locks held by syz-executor113/8152:
 #0: ffff88806f50c460 (sb_writers#9){.+.+}-{0:0}, at: vfs_truncate+0xee/0x490 fs/open.c:84
 #1: ffff88806f8cbe80 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:756 [inline]
 #1: ffff88806f8cbe80 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: do_truncate+0x131/0x200 fs/open.c:63
 #2: ffff88806f8cbc58 (&ei->tailpack){+.+.}-{3:3}, at: reiserfs_setattr+0xe9d/0x1460 fs/reiserfs/inode.c:3393
 #3: ffff88801e1b4090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
2 locks held by syz-executor113/8329:
 #0: ffff88807dd02460 (sb_writers#9){.+.+}-{0:0}, at: __do_sys_sendfile64 fs/read_write.c:1323 [inline]
 #0: ffff88807dd02460 (sb_writers#9){.+.+}-{0:0}, at: __se_sys_sendfile64 fs/read_write.c:1309 [inline]
 #0: ffff88807dd02460 (sb_writers#9){.+.+}-{0:0}, at: __x64_sys_sendfile64+0x1d0/0x210 fs/read_write.c:1309
 #1: ffff88806f942400 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:756 [inline]
 #1: ffff88806f942400 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: reiserfs_sync_file+0xab/0x320 fs/reiserfs/file.c:155
3 locks held by syz-executor113/8336:
 #0: ffff88801d54cbc0 (&iint->mutex){+.+.}-{3:3}, at: process_measurement+0x3ab/0x18b0 security/integrity/ima/ima_main.c:260
 #1: ffff88806f9425a0 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:811 [inline]
 #1: ffff88806f9425a0 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0x153/0x5e0 mm/readahead.c:226
 #2: ffff888029377090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
4 locks held by syz-executor113/8337:
 #0: ffff88807dd02460 (sb_writers#9){.+.+}-{0:0}, at: vfs_truncate+0xee/0x490 fs/open.c:84
 #1: ffff88806f942400 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:756 [inline]
 #1: ffff88806f942400 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: do_truncate+0x131/0x200 fs/open.c:63
 #2: ffff88806f9421d8 (&ei->tailpack){+.+.}-{3:3}, at: reiserfs_setattr+0xe9d/0x1460 fs/reiserfs/inode.c:3393
 #3: ffff888029377090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x79/0x100 fs/reiserfs/lock.c:27
2 locks held by kworker/0:4/8689:
 #0: ffff888012472538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
 #0: ffff888012472538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
 #0: ffff888012472538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
 #0: ffff888012472538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
 #0: ffff888012472538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
 #0: ffff888012472538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x86d/0x1710 kernel/workqueue.c:2260
 #1: ffffc9000ac57da8 ((work_completion)(&rew->rew_work)){+.+.}-{0:0}, at: process_one_work+0x8a1/0x1710 kernel/workqueue.c:2264

=============================================

NMI backtrace for cpu 1
CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.2.0-rc5-syzkaller-00108-g83abd4d4c4be #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106
 nmi_cpu_backtrace.cold+0x24/0x18a lib/nmi_backtrace.c:111
 nmi_trigger_cpumask_backtrace+0x333/0x3c0 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline]
 watchdog+0xc75/0xfc0 kernel/hung_task.c:377
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 15 Comm: ksoftirqd/0 Not tainted 6.2.0-rc5-syzkaller-00108-g83abd4d4c4be #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
RIP: 0010:__lock_acquire+0x389/0x56d0 kernel/locking/lockdep.c:4993
Code: 09 c7 8b 44 24 08 48 c1 ea 03 c1 e0 12 25 00 00 04 00 41 09 c7 8b 84 24 58 01 00 00 45 09 f9 c1 e0 14 41 09 c1 41 8b 44 24 20 <25> ff 1f 00 00 41 09 c1 48 b8 00 00 00 00 00 fc ff df 45 89 4c 24
RSP: 0018:ffffc900001479e0 EFLAGS: 00000006
RAX: 00000000000c2000 RBX: ffff88813fe5c4b8 RCX: 0000000000000000
RDX: 1ffff11027fcb89b RSI: 0000000000000004 RDI: ffff88813fe5c4dc
RBP: 0000000000000000 R08: 0000000000000001 R09: 00000000000c2000
R10: fffffbfff1ce5e7a R11: 0000000000000001 R12: ffff88813fe5c4b8
R13: ffff88813fe5ba80 R14: ffffffff91dc7860 R15: 0000000000042000
FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555555a7628 CR3: 000000000c48e000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 lock_acquire kernel/locking/lockdep.c:5668 [inline]
 lock_acquire+0x1e3/0x630 kernel/locking/lockdep.c:5633
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x3d/0x60 kernel/locking/spinlock.c:162
 debug_object_deactivate lib/debugobjects.c:739 [inline]
 debug_object_deactivate+0x105/0x300 lib/debugobjects.c:727
 debug_rcu_head_unqueue kernel/rcu/rcu.h:201 [inline]
 rcu_do_batch kernel/rcu/tree.c:2239 [inline]
 rcu_core+0x7d7/0x1980 kernel/rcu/tree.c:2506
 __do_softirq+0x1fb/0xadc kernel/softirq.c:571
 run_ksoftirqd kernel/softirq.c:934 [inline]
 run_ksoftirqd+0x31/0x60 kernel/softirq.c:926
 smpboot_thread_fn+0x659/0xa20 kernel/smpboot.c:164
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>

Crashes (12):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Manager Title
2023/01/28 09:18 upstream 83abd4d4c4be 9dfcf09c .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root INFO: task hung in reiserfs_sync_fs
2022/12/17 13:08 upstream 77856d911a8c 05494336 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root INFO: task hung in reiserfs_sync_fs
2023/05/22 20:37 upstream 44c026a73be8 4bce1a3e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in reiserfs_sync_fs
2023/04/25 22:27 upstream 173ea743bf7a 65320f8e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in reiserfs_sync_fs
2023/04/14 17:33 upstream 44149752e998 3cfcaa1b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in reiserfs_sync_fs
2023/03/25 11:39 upstream 65aca32efdcb fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in reiserfs_sync_fs
2023/02/11 20:24 upstream 47e9aa14ce5a 93e26d60 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in reiserfs_sync_fs
2023/02/06 04:34 upstream 837c07cf68fe be607b78 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in reiserfs_sync_fs
2023/01/14 03:09 upstream d9fc1511728c 529798b0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in reiserfs_sync_fs
2023/05/05 23:18 linux-next 83e5775d7afd 4cec9341 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in reiserfs_sync_fs
2023/05/03 15:16 linux-next 92e815cf07ed b5918830 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in reiserfs_sync_fs
2023/03/25 11:35 linux-next e5dbf24e8b9e fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in reiserfs_sync_fs
* Struck through repros no longer work on HEAD.