syzbot


INFO: task hung in __writeback_inodes_sb_nr (6)

Status: upstream: reported C repro on 2023/06/17 00:33
Subsystems: ext4
[Documentation on labels]
Reported-by: syzbot+38d04642cea49f3a3d2e@syzkaller.appspotmail.com
Fix commit: PM: hibernate: Fix block device handling in test_resume mode
Patched on: [ci-upstream-linux-next-kasan-gce-root], missing on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm32 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-arm64 ci-upstream-gce-leak ci-upstream-kasan-badwrites-root ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-kmsan-gce-386-root ci-upstream-kmsan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-fs ci2-upstream-kcsan-gce ci2-upstream-net-next-test-gce ci2-upstream-usb]
First crash: 439d, last: 7h58m
Cause bisection: introduced by (bisect log) :
commit 5904de0d735bbb3b4afe9375c5b4f9748f882945
Author: Chen Yu <yu.c.chen@intel.com>
Date: Fri Apr 14 12:10:42 2023 +0000

  PM: hibernate: Do not get block device exclusively in test_resume mode

Crash: INFO: rcu detected stall in corrupted (log)
Repro: C syz .config
  
Discussions (4)
Title Replies (including bot) Last reply
[PATCH v2 2/2] PM: hibernate: Fix the exclusive get block device in test_resume mode 2 (2) 2023/09/06 05:27
[PATCH] PM: hibernate: Fix the exclusive get block device in test_resume mode 3 (3) 2023/08/23 16:13
[syzbot] [ext4?] INFO: task hung in __writeback_inodes_sb_nr (6) 1 (4) 2023/08/18 16:50
[syzbot] Monthly ext4 report (Aug 2023) 0 (1) 2023/08/07 07:27
Similar bugs (13)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: task hung in __writeback_inodes_sb_nr fs 53 1962d 2225d 0/26 closed as dup on 2018/09/08 15:33
android-49 INFO: task hung in __writeback_inodes_sb_nr 26 2058d 2201d 0/3 auto-closed as invalid on 2019/04/08 13:33
android-414 INFO: task hung in __writeback_inodes_sb_nr 1 1996d 1873d 0/1 auto-closed as invalid on 2019/06/09 16:55
upstream INFO: task hung in __writeback_inodes_sb_nr (5) ext4 C done 48 467d 837d 22/26 fixed on 2023/02/24 13:50
linux-5.15 INFO: task hung in __writeback_inodes_sb_nr origin:lts-only C done 1496 38d 447d 0/3 upstream: reported C repro on 2023/03/09 17:32
linux-6.1 INFO: task hung in __writeback_inodes_sb_nr (2) origin:lts-only C 6 1d09h 151d 0/3 upstream: reported C repro on 2023/12/30 04:30
linux-4.19 INFO: task hung in __writeback_inodes_sb_nr ext4 4 461d 609d 0/1 upstream: reported on 2022/09/28 21:19
linux-6.1 INFO: task hung in __writeback_inodes_sb_nr 1 285d 285d 0/3 auto-obsoleted due to no activity on 2023/11/26 06:37
upstream INFO: task hung in __writeback_inodes_sb_nr (4) ext4 4 845d 900d 0/26 closed as invalid on 2022/02/08 10:10
upstream INFO: task hung in __writeback_inodes_sb_nr (3) ext4 2 1112d 1209d 0/26 auto-closed as invalid on 2021/08/11 17:49
linux-4.14 INFO: task hung in __writeback_inodes_sb_nr (2) 2 577d 578d 0/1 auto-obsoleted due to no activity on 2023/02/27 15:30
upstream INFO: task hung in __writeback_inodes_sb_nr (2) ext4 1 1393d 1393d 0/26 auto-closed as invalid on 2020/11/03 06:13
linux-4.14 INFO: task hung in __writeback_inodes_sb_nr 1 1460d 1460d 0/1 auto-closed as invalid on 2020/09/27 19:31

Sample crash report:
INFO: task syz-executor359:5018 blocked for more than 143 seconds.
      Not tainted 6.5.0-rc6-syzkaller-00036-g4853c74bd7ab #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor359 state:D stack:27216 pid:5018  ppid:5015   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 schedule+0xe7/0x1b0 kernel/sched/core.c:6786
 wb_wait_for_completion+0x1ae/0x270 fs/fs-writeback.c:192
 __writeback_inodes_sb_nr+0x1d8/0x270 fs/fs-writeback.c:2650
 sync_filesystem fs/sync.c:54 [inline]
 sync_filesystem+0xb6/0x280 fs/sync.c:30
 generic_shutdown_super+0x74/0x480 fs/super.c:472
 kill_block_super+0x64/0xb0 fs/super.c:1417
 deactivate_locked_super+0x9a/0x170 fs/super.c:330
 deactivate_super+0xde/0x100 fs/super.c:361
 cleanup_mnt+0x222/0x3d0 fs/namespace.c:1254
 task_work_run+0x14d/0x240 kernel/task_work.c:179
 ptrace_notify+0x10c/0x130 kernel/signal.c:2376
 ptrace_report_syscall include/linux/ptrace.h:411 [inline]
 ptrace_report_syscall_exit include/linux/ptrace.h:473 [inline]
 syscall_exit_work kernel/entry/common.c:252 [inline]
 syscall_exit_to_user_mode_prepare+0x120/0x220 kernel/entry/common.c:279
 __syscall_exit_to_user_mode_work kernel/entry/common.c:284 [inline]
 syscall_exit_to_user_mode+0xd/0x50 kernel/entry/common.c:297
 do_syscall_64+0x44/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f497ef65487
RSP: 002b:00007ffdd57d4148 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f497ef65487
RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffdd57d4200
RBP: 00007ffdd57d4200 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000206 R12: 00007ffdd57d5270
R13: 00005555566da6c0 R14: 431bde82d7b634db R15: 00007ffdd57d5290
 </TASK>

Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/13:
 #0: ffffffff8c9a67f0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2c/0xe20 kernel/rcu/tasks.h:522
1 lock held by rcu_tasks_trace/14:
 #0: ffffffff8c9a64f0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2c/0xe20 kernel/rcu/tasks.h:522
1 lock held by khungtaskd/27:
 #0: ffffffff8c9a7400 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x340 kernel/locking/lockdep.c:6615
3 locks held by kworker/u4:2/34:
2 locks held by getty/4774:
 #0: ffff88802cdfa098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
 #1: ffffc900015c02f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xfcb/0x1480 drivers/tty/n_tty.c:2187
1 lock held by syz-executor359/5018:
 #0: ffff88807b0e80e0 (&type->s_umount_key#42){+.+.}-{3:3}, at: deactivate_super+0xd6/0x100 fs/super.c:360

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

NMI backtrace for cpu 1
CPU: 1 PID: 27 Comm: khungtaskd Not tainted 6.5.0-rc6-syzkaller-00036-g4853c74bd7ab #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xd9/0x1b0 lib/dump_stack.c:106
 nmi_cpu_backtrace+0x277/0x380 lib/nmi_backtrace.c:113
 nmi_trigger_cpumask_backtrace+0x2ac/0x310 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]
 watchdog+0xf29/0x11b0 kernel/hung_task.c:379
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 34 Comm: kworker/u4:2 Not tainted 6.5.0-rc6-syzkaller-00036-g4853c74bd7ab #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
Workqueue: writeback wb_workfn (flush-7:0)
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x70 kernel/kcov.c:200
Code: a6 27 99 02 66 0f 1f 44 00 00 f3 0f 1e fa 48 8b be b0 01 00 00 e8 b0 ff ff ff 31 c0 c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 <f3> 0f 1e fa 65 8b 05 dd b0 7d 7e 89 c1 48 8b 34 24 81 e1 00 01 00
RSP: 0018:ffffc90000ab74e8 EFLAGS: 00000206
RAX: 0000000000000000 RBX: ffffea0001c90174 RCX: ffffffff81fa92f9
RDX: ffff8880136fbb80 RSI: 0000000000000000 RDI: 0000000000000005
RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000003 R11: 1ffffffff1936441 R12: 0000000000000003
R13: 0000000000000200 R14: 0000000000000003 R15: ffffea0001c90140
FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055fded888928 CR3: 0000000028191000 CR4: 0000000000350ef0
Call Trace:
 <NMI>
 </NMI>
 <TASK>
 instrument_atomic_read_write include/linux/instrumented.h:96 [inline]
 atomic_dec_and_test include/linux/atomic/atomic-instrumented.h:1375 [inline]
 page_ref_dec_and_test include/linux/page_ref.h:210 [inline]
 put_page_testzero include/linux/mm.h:1028 [inline]
 folio_put_testzero include/linux/mm.h:1033 [inline]
 folio_put include/linux/mm.h:1439 [inline]
 grow_dev_page fs/buffer.c:1093 [inline]
 grow_buffers fs/buffer.c:1123 [inline]
 __getblk_slow+0x4b7/0x720 fs/buffer.c:1150
 __getblk_gfp fs/buffer.c:1445 [inline]
 __bread_gfp+0x215/0x310 fs/buffer.c:1479
 sb_bread include/linux/buffer_head.h:351 [inline]
 exfat_get_dentry_set+0x283/0xc10 fs/exfat/dir.c:878
 __exfat_write_inode+0x2c0/0x9e0 fs/exfat/inode.c:45
 exfat_write_inode+0xad/0x130 fs/exfat/inode.c:94
 write_inode fs/fs-writeback.c:1456 [inline]
 __writeback_single_inode+0xa81/0xe70 fs/fs-writeback.c:1668
 writeback_sb_inodes+0x599/0x1010 fs/fs-writeback.c:1894
 wb_writeback+0x2a5/0xa90 fs/fs-writeback.c:2070
 wb_do_writeback fs/fs-writeback.c:2217 [inline]
 wb_workfn+0x29c/0xfd0 fs/fs-writeback.c:2257
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2600
 worker_thread+0x687/0x1110 kernel/workqueue.c:2751
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
 </TASK>
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.463 msecs

Crashes (539):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/08/16 23:26 upstream 4853c74bd7ab 7773e940 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/29 19:41 upstream 4a4be1ad3a6e 34889ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/29 10:58 upstream e0cce98fe279 34889ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/29 07:31 upstream e0cce98fe279 34889ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/29 06:00 upstream e0cce98fe279 34889ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/29 01:59 upstream e0cce98fe279 34889ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/29 00:18 upstream e0cce98fe279 34889ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/28 13:32 upstream 2bfcfd584ff5 f550015e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/28 09:40 upstream 2bfcfd584ff5 f550015e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/28 07:53 upstream 2bfcfd584ff5 f550015e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/28 06:46 upstream 2bfcfd584ff5 f550015e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/28 01:50 upstream 2bfcfd584ff5 f550015e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/28 00:49 upstream 2bfcfd584ff5 f550015e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/28 00:36 upstream 2bfcfd584ff5 f550015e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/27 20:41 upstream 2bfcfd584ff5 761766e6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/27 19:13 upstream 2bfcfd584ff5 761766e6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/27 14:04 upstream 1613e604df0c 761766e6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/27 00:33 upstream c13320499ba0 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/26 22:20 upstream c13320499ba0 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/26 19:02 upstream 9b62e02e6336 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/26 17:20 upstream c13320499ba0 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/26 16:15 upstream c13320499ba0 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/26 15:01 upstream 9b62e02e6336 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/26 12:27 upstream c13320499ba0 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/26 11:25 upstream 9b62e02e6336 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/26 11:07 upstream 74eca356f6d4 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/26 10:06 upstream 74eca356f6d4 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/26 05:54 upstream 74eca356f6d4 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/26 03:22 upstream 56fb6f92854f a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/26 02:11 upstream 56fb6f92854f a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/26 00:56 upstream 74eca356f6d4 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/25 23:38 upstream 74eca356f6d4 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/25 21:42 upstream 56fb6f92854f a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/25 20:04 upstream 56fb6f92854f a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/25 18:09 upstream 56fb6f92854f a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/25 15:20 upstream 56fb6f92854f a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/25 13:15 upstream 0b32d436c015 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/25 09:07 upstream 56fb6f92854f a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/25 07:59 upstream 02c438bbfffe a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/25 05:58 upstream 02c438bbfffe a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/25 04:51 upstream 02c438bbfffe a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/25 00:09 upstream 02c438bbfffe a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/24 20:56 upstream 8f6a15f095a6 8f98448e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/24 16:32 upstream b6394d6f7159 8f98448e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/24 14:00 upstream b6394d6f7159 8f98448e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/24 11:59 upstream b6394d6f7159 8f98448e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/24 09:17 upstream 8f6a15f095a6 8f98448e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/24 08:08 upstream b6394d6f7159 8f98448e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/24 07:57 upstream b6394d6f7159 8f98448e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2024/05/24 06:55 upstream b6394d6f7159 8f98448e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2023/07/06 06:35 upstream 6cd06ab12d1a ba5dba36 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root INFO: task hung in __writeback_inodes_sb_nr
2023/06/16 11:59 upstream 62d8779610bb f3921d4d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2023/06/13 00:23 upstream fd37b884003c aaed0183 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in __writeback_inodes_sb_nr
2023/06/08 02:41 upstream a27648c74210 7086cdb9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/27 22:27 linux-next 3689b0ef08b7 f550015e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/27 18:12 linux-next 3689b0ef08b7 f550015e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/27 07:05 linux-next 3689b0ef08b7 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/26 09:02 linux-next 3689b0ef08b7 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/26 06:39 linux-next 3689b0ef08b7 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/25 21:16 linux-next 3689b0ef08b7 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/24 10:17 linux-next 124cfbcd6d18 8f98448e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/24 05:52 linux-next 124cfbcd6d18 8f98448e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in __writeback_inodes_sb_nr
2024/05/25 16:36 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fda5695d692c a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in __writeback_inodes_sb_nr
* Struck through repros no longer work on HEAD.