syzbot

 sign-in | mailing list | source | docs
🐞 Open [1413]
≡ Subsystems
🐞 Fixed [5827]
🐞 Invalid [14217]
⬇ Missing Backports [92]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

INFO: task hung in d_alloc_parallel (2)

Status: upstream: reported C repro on 2019/10/22 22:44
Subsystems: fs
[Documentation on labels]
Reported-by: syzbot+55f124a35eac76b52fb7@syzkaller.appspotmail.com
First crash: 1949d, last: 34m
Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: INFO: task hung in lookup_slow (log)
Repro: C syz .config
  
Fix bisection: failed (error log, bisect log)
  
▶ ▼ Discussions (2)
Title Replies (including bot) Last reply
[syzbot] Monthly fs report (Jul 2024) 0 (1) 2024/07/18 07:59
INFO: task hung in d_alloc_parallel (2) 0 (1) 2019/10/22 22:44
▶ ▼ Similar bugs (8)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 INFO: task hung in d_alloc_parallel (2) origin:lts-only C 2 2d09h 16d 0/3 upstream: reported C repro on 2024/11/04 12:30
android-49 INFO: task hung in d_alloc_parallel 85 1898d 2047d 0/3 auto-closed as invalid on 2020/01/08 20:52
linux-5.15 INFO: task hung in d_alloc_parallel origin:upstream C 69 4d19h 217d 0/3 upstream: reported C repro on 2024/04/18 05:41
linux-4.14 INFO: task hung in d_alloc_parallel C error 4 1317d 1926d 0/1 upstream: reported C repro on 2019/08/14 00:43
android-414 INFO: task hung in d_alloc_parallel 1 1858d 1858d 0/1 auto-closed as invalid on 2020/02/18 04:29
linux-4.19 INFO: task hung in d_alloc_parallel vfs C error 5 647d 1664d 0/1 upstream: reported C repro on 2020/05/01 20:49
upstream INFO: task hung in d_alloc_parallel fuse 213 2091d 2422d 0/28 closed as dup on 2018/09/08 15:40
linux-6.1 INFO: task hung in d_alloc_parallel 43 97d 220d 0/3 auto-obsoleted due to no activity on 2024/10/24 17:53
▶ ▼ Last patch testing requests (5)
Created Duration User Patch Repo Result
2024/02/06 21:55 24m retest repro upstream OK log
2023/11/28 03:27 45m retest repro upstream log
2023/09/16 17:57 19m retest repro upstream log
2023/07/04 22:07 18m retest repro upstream log
2023/07/04 22:07 21m retest repro upstream OK log

Sample crash report:
INFO: task syz-executor251:5256 blocked for more than 143 seconds.
      Not tainted 6.11.0-rc5-syzkaller-00176-g20371ba12063 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor251 state:D stack:27704 pid:5256  tgid:5242  ppid:5238   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529
 __schedule_loop kernel/sched/core.c:6606 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6621
 d_wait_lookup fs/dcache.c:2463 [inline]
 d_alloc_parallel+0xc16/0x1600 fs/dcache.c:2545
 __lookup_slow+0x117/0x3f0 fs/namei.c:1703
 lookup_slow+0x53/0x70 fs/namei.c:1735
 walk_component fs/namei.c:2039 [inline]
 link_path_walk+0x99b/0xea0 fs/namei.c:2404
 path_lookupat+0xa9/0x450 fs/namei.c:2565
 filename_lookup+0x256/0x610 fs/namei.c:2595
 user_path_at+0x3a/0x60 fs/namei.c:3002
 do_mount fs/namespace.c:3809 [inline]
 __do_sys_mount fs/namespace.c:4020 [inline]
 __se_sys_mount+0x297/0x3c0 fs/namespace.c:3997
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f05ca160b89
RSP: 002b:00007f05ca0f5238 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f05ca1f26b8 RCX: 00007f05ca160b89
RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000000
RBP: 00007f05ca1f26b0 R08: 0000000000000000 R09: 00007f05ca0f56c0
R10: 0000000000101091 R11: 0000000000000246 R12: 00007f05ca1b50c0
R13: 000000000000006e R14: 00007ffef128d550 R15: 00007ffef128d638
 </TASK>
INFO: task syz-executor251:5257 blocked for more than 144 seconds.
      Not tainted 6.11.0-rc5-syzkaller-00176-g20371ba12063 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor251 state:D stack:28064 pid:5257  tgid:5243  ppid:5237   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529
 __schedule_loop kernel/sched/core.c:6606 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6621
 d_wait_lookup fs/dcache.c:2463 [inline]
 d_alloc_parallel+0xc16/0x1600 fs/dcache.c:2545
 __lookup_slow+0x117/0x3f0 fs/namei.c:1703
 lookup_slow+0x53/0x70 fs/namei.c:1735
 walk_component fs/namei.c:2039 [inline]
 link_path_walk+0x99b/0xea0 fs/namei.c:2404
 path_lookupat+0xa9/0x450 fs/namei.c:2565
 filename_lookup+0x256/0x610 fs/namei.c:2595
 user_path_at+0x3a/0x60 fs/namei.c:3002
 do_mount fs/namespace.c:3809 [inline]
 __do_sys_mount fs/namespace.c:4020 [inline]
 __se_sys_mount+0x297/0x3c0 fs/namespace.c:3997
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f05ca160b89
RSP: 002b:00007f05ca0f5238 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f05ca1f26b8 RCX: 00007f05ca160b89
RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000000
RBP: 00007f05ca1f26b0 R08: 0000000000000000 R09: 00007f05ca0f56c0
R10: 0000000000101091 R11: 0000000000000246 R12: 00007f05ca1b50c0
R13: 000000000000006e R14: 00007ffef128d550 R15: 00007ffef128d638
 </TASK>
INFO: task syz-executor251:5258 blocked for more than 145 seconds.
      Not tainted 6.11.0-rc5-syzkaller-00176-g20371ba12063 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor251 state:D stack:28064 pid:5258  tgid:5244  ppid:5240   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529
 __schedule_loop kernel/sched/core.c:6606 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6621
 d_wait_lookup fs/dcache.c:2463 [inline]
 d_alloc_parallel+0xc16/0x1600 fs/dcache.c:2545
 __lookup_slow+0x117/0x3f0 fs/namei.c:1703
 lookup_slow+0x53/0x70 fs/namei.c:1735
 walk_component fs/namei.c:2039 [inline]
 link_path_walk+0x99b/0xea0 fs/namei.c:2404
 path_lookupat+0xa9/0x450 fs/namei.c:2565
 filename_lookup+0x256/0x610 fs/namei.c:2595
 user_path_at+0x3a/0x60 fs/namei.c:3002
 do_mount fs/namespace.c:3809 [inline]
 __do_sys_mount fs/namespace.c:4020 [inline]
 __se_sys_mount+0x297/0x3c0 fs/namespace.c:3997
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f05ca160b89
RSP: 002b:00007f05ca0f5238 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f05ca1f26b8 RCX: 00007f05ca160b89
RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000000
RBP: 00007f05ca1f26b0 R08: 0000000000000000 R09: 00007f05ca0f56c0
R10: 0000000000101091 R11: 0000000000000246 R12: 00007f05ca1b50c0
R13: 000000000000006e R14: 00007ffef128d550 R15: 00007ffef128d638
 </TASK>
INFO: task syz-executor251:5260 blocked for more than 145 seconds.
      Not tainted 6.11.0-rc5-syzkaller-00176-g20371ba12063 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor251 state:D stack:28064 pid:5260  tgid:5245  ppid:5239   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529
 __schedule_loop kernel/sched/core.c:6606 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6621
 d_wait_lookup fs/dcache.c:2463 [inline]
 d_alloc_parallel+0xc16/0x1600 fs/dcache.c:2545
 __lookup_slow+0x117/0x3f0 fs/namei.c:1703
 lookup_slow+0x53/0x70 fs/namei.c:1735
 walk_component fs/namei.c:2039 [inline]
 link_path_walk+0x99b/0xea0 fs/namei.c:2404
 path_lookupat+0xa9/0x450 fs/namei.c:2565
 filename_lookup+0x256/0x610 fs/namei.c:2595
 user_path_at+0x3a/0x60 fs/namei.c:3002
 do_mount fs/namespace.c:3809 [inline]
 __do_sys_mount fs/namespace.c:4020 [inline]
 __se_sys_mount+0x297/0x3c0 fs/namespace.c:3997
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f05ca160b89
RSP: 002b:00007f05ca0f5238 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f05ca1f26b8 RCX: 00007f05ca160b89
RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000000
RBP: 00007f05ca1f26b0 R08: 0000000000000000 R09: 00007f05ca0f56c0
R10: 0000000000101091 R11: 0000000000000246 R12: 00007f05ca1b50c0
R13: 000000000000006e R14: 00007ffef128d550 R15: 00007ffef128d638
 </TASK>
INFO: task syz-executor251:5259 blocked for more than 146 seconds.
      Not tainted 6.11.0-rc5-syzkaller-00176-g20371ba12063 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor251 state:D stack:28064 pid:5259  tgid:5246  ppid:5241   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529
 __schedule_loop kernel/sched/core.c:6606 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6621
 d_wait_lookup fs/dcache.c:2463 [inline]
 d_alloc_parallel+0xc16/0x1600 fs/dcache.c:2545
 __lookup_slow+0x117/0x3f0 fs/namei.c:1703
 lookup_slow+0x53/0x70 fs/namei.c:1735
 walk_component fs/namei.c:2039 [inline]
 link_path_walk+0x99b/0xea0 fs/namei.c:2404
 path_lookupat+0xa9/0x450 fs/namei.c:2565
 filename_lookup+0x256/0x610 fs/namei.c:2595
 user_path_at+0x3a/0x60 fs/namei.c:3002
 do_mount fs/namespace.c:3809 [inline]
 __do_sys_mount fs/namespace.c:4020 [inline]
 __se_sys_mount+0x297/0x3c0 fs/namespace.c:3997
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f05ca160b89
RSP: 002b:00007f05ca0f5238 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f05ca1f26b8 RCX: 00007f05ca160b89
RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000000
RBP: 00007f05ca1f26b0 R08: 0000000000000000 R09: 00007f05ca0f56c0
R10: 0000000000101091 R11: 0000000000000246 R12: 00007f05ca1b50c0
R13: 000000000000006e R14: 00007ffef128d550 R15: 00007ffef128d638
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/30:
 #0: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:326 [inline]
 #0: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:838 [inline]
 #0: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6626
1 lock held by kswapd0/88:
2 locks held by getty/4975:
 #0: ffff88802f90a0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
 #1: ffffc9000311b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6ac/0x1e00 drivers/tty/n_tty.c:2211
1 lock held by syz-executor251/5247:
1 lock held by syz-executor251/5256:
 #0: ffff88807c6486c0 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:810 [inline]
 #0: ffff88807c6486c0 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: lookup_slow+0x45/0x70 fs/namei.c:1734
3 locks held by syz-executor251/5248:
1 lock held by syz-executor251/5257:
 #0: ffff88807c7986c0 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:810 [inline]
 #0: ffff88807c7986c0 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: lookup_slow+0x45/0x70 fs/namei.c:1734
2 locks held by syz-executor251/5249:
1 lock held by syz-executor251/5258:
 #0: ffff88807c648180 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:810 [inline]
 #0: ffff88807c648180 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: lookup_slow+0x45/0x70 fs/namei.c:1734
1 lock held by syz-executor251/5251:
1 lock held by syz-executor251/5260:
 #0: ffff88807c798180 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:810 [inline]
 #0: ffff88807c798180 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: lookup_slow+0x45/0x70 fs/namei.c:1734
2 locks held by syz-executor251/5250:
1 lock held by syz-executor251/5259:
 #0: ffff88807c648c00 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:810 [inline]
 #0: ffff88807c648c00 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: lookup_slow+0x45/0x70 fs/namei.c:1734

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

NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.11.0-rc5-syzkaller-00176-g20371ba12063 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:93 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:119
 nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113
 nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]
 watchdog+0xff4/0x1040 kernel/hung_task.c:379
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 5248 Comm: syz-executor251 Not tainted 6.11.0-rc5-syzkaller-00176-g20371ba12063 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:26 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:182 [inline]
RIP: 0010:write_comp_data kernel/kcov.c:245 [inline]
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x11/0x90 kernel/kcov.c:313
Code: 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 4c 8b 04 24 65 48 8b 14 25 c0 d6 03 00 <65> 8b 05 90 46 70 7e 25 00 01 ff 00 74 10 3d 00 01 00 00 75 5b 83
RSP: 0018:ffffc90003b2eff0 EFLAGS: 00000246
RAX: 0000000000000001 RBX: ffffc90003b2f068 RCX: ffffffff91531000
RDX: ffff88802ab29e00 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000001 R08: ffffffff814125f8 R09: ffffffff814140bf
R10: 0000000000000003 R11: ffff88802ab29e00 R12: ffff88802ab29e00
R13: ffffffff817f2eb0 R14: dffffc0000000000 R15: 1ffff92000765e0d
FS:  00007f05ca1166c0(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000559c9e5d0558 CR3: 000000005dee0000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <TASK>
 unwind_get_return_address+0x68/0xc0 arch/x86/kernel/unwind_orc.c:369
 arch_stack_walk+0x125/0x1b0 arch/x86/kernel/stacktrace.c:26
 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
 unpoison_slab_object mm/kasan/common.c:312 [inline]
 __kasan_slab_alloc+0x66/0x80 mm/kasan/common.c:338
 kasan_slab_alloc include/linux/kasan.h:201 [inline]
 slab_post_alloc_hook mm/slub.c:3988 [inline]
 slab_alloc_node mm/slub.c:4037 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4044
 alloc_buffer_head+0x2a/0x290 fs/buffer.c:3025
 folio_alloc_buffers+0x241/0x5b0 fs/buffer.c:929
 create_empty_buffers+0x3a/0x740 fs/buffer.c:1671
 block_read_full_folio+0x25c/0xcd0 fs/buffer.c:2387
 filemap_read_folio+0x1a0/0x790 mm/filemap.c:2355
 do_read_cache_folio+0x134/0x820 mm/filemap.c:3789
 do_read_cache_page+0x30/0x200 mm/filemap.c:3855
 read_mapping_page include/linux/pagemap.h:907 [inline]
 dir_get_page fs/sysv/dir.c:64 [inline]
 sysv_find_entry+0x1af/0x410 fs/sysv/dir.c:157
 sysv_inode_by_name+0x98/0x1f0 fs/sysv/dir.c:374
 sysv_lookup+0x6b/0xe0 fs/sysv/namei.c:38
 __lookup_slow+0x28c/0x3f0 fs/namei.c:1718
 lookup_slow+0x53/0x70 fs/namei.c:1735
 walk_component fs/namei.c:2039 [inline]
 link_path_walk+0x99b/0xea0 fs/namei.c:2404
 path_lookupat+0xa9/0x450 fs/namei.c:2565
 filename_lookup+0x256/0x610 fs/namei.c:2595
 user_path_at+0x3a/0x60 fs/namei.c:3002
 do_mount fs/namespace.c:3809 [inline]
 __do_sys_mount fs/namespace.c:4020 [inline]
 __se_sys_mount+0x297/0x3c0 fs/namespace.c:3997
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f05ca160b89
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f05ca116238 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f05ca1f26a8 RCX: 00007f05ca160b89
RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000000
RBP: 00007f05ca1f26a0 R08: 0000000000000000 R09: 00007f05ca1166c0
R10: 0000000000101091 R11: 0000000000000246 R12: 00007f05ca1b50c0
R13: 0000000000000006 R14: 00007ffef128d550 R15: 00007ffef128d638
 </TASK>
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.772 msecs

Crashes (1357):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/08/30 14:45 upstream 20371ba12063 ee2602b8 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/05/24 22:19 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fda5695d692c 8f98448e .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 INFO: task hung in d_alloc_parallel
2021/08/03 06:59 upstream c500bee1c5b2 6c236867 .config console log report syz C ci-upstream-kasan-gce-selinux-root INFO: task hung in d_alloc_parallel
2019/10/20 00:35 upstream 998d75510e37 8c88c9c1 .config console log report syz C ci-upstream-kasan-gce-selinux-root
2024/11/21 06:03 upstream 8f7c8b88bda4 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/11/19 23:20 upstream 158f238aa69d 7d02db5a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/11/19 05:47 upstream 23acd177540d 571351cb .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/11/16 16:26 upstream e8bdb3c8be08 cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/11/15 17:35 upstream cfaaa7d010d1 f6ede3a3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/11/15 16:07 upstream cfaaa7d010d1 f6ede3a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/11/14 22:40 upstream 0a9b9d17f3a7 77f3eeb7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/11/13 12:39 upstream 3022e9d00ebe 62026c85 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/11/13 00:51 upstream 3022e9d00ebe 62026c85 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/11/11 07:29 upstream a9cda7c0ffed 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/11/09 23:17 upstream da4373fbcf00 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/11/08 20:06 upstream 906bd684e4b1 179b040e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/11/06 12:54 upstream 2e1b3cc9d7f7 3a465482 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/11/05 07:20 upstream 557329bcecc2 509da429 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/11/03 01:18 upstream 11066801dd4b f00eed24 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/11/02 02:37 upstream 6c52d4da1c74 f00eed24 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/10/30 00:56 upstream e42b1a9a2557 66aeb999 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/27 15:04 upstream 850925a8133c 65e8686b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/10/27 05:14 upstream 850925a8133c 65e8686b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/10/24 04:17 upstream c2ee9f594da8 15fa2979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/22 00:41 upstream d12937763990 f1e4447c .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/20 10:56 upstream f9e4825524aa cd6fc0a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/19 12:31 upstream 3d5ad2d4eca3 cd6fc0a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/19 08:33 upstream b04ae0f45168 cd6fc0a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/19 01:06 upstream b04ae0f45168 cd6fc0a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/18 23:13 upstream b04ae0f45168 cd6fc0a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/18 14:22 upstream 4d939780b705 666f77ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/17 11:43 upstream c964ced77262 666f77ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/17 03:46 upstream c964ced77262 666f77ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/16 03:38 upstream 2f87d0916ce0 bde2d81c .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/15 11:08 upstream eca631b8fe80 7eb57b4a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/14 16:29 upstream 6485cf5ea253 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/14 13:20 upstream 6485cf5ea253 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/14 11:33 upstream 6485cf5ea253 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/14 05:17 upstream 6485cf5ea253 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/14 02:41 upstream 36c254515dc6 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/13 17:31 upstream 36c254515dc6 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/13 10:58 upstream 7234e2ea0edd 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/12 14:56 upstream 09f6b0c8904b 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/12 09:43 upstream 9e4c6c1ad9a1 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/10/12 00:21 upstream 9e4c6c1ad9a1 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in d_alloc_parallel
2024/06/24 05:56 upstream 7c16f0a4ed1c edc5149a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in d_alloc_parallel
2024/05/19 01:32 upstream 4b377b4868ef c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in d_alloc_parallel
2021/03/04 18:36 upstream f69d02e37a85 d7e4e604 .config console log report info ci-upstream-kasan-gce INFO: task hung in d_alloc_parallel
2021/02/11 23:05 upstream 291009f656e8 a5f86b15 .config console log report info ci-upstream-kasan-gce-386 INFO: task hung in d_alloc_parallel
2024/11/11 21:02 linux-next 929beafbe7ac 97fe5517 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/11/10 23:22 linux-next 929beafbe7ac 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/11/10 14:08 linux-next 929beafbe7ac 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/11/09 07:57 linux-next 929beafbe7ac 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/11/06 15:20 linux-next 5b913f5d7d7f 3a465482 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/11/04 11:25 linux-next 1ffec08567f4 f00eed24 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/10/21 10:26 linux-next 15e7d45e786a cd6fc0a3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in d_alloc_parallel
2024/11/07 09:25 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 8936d33c1f69 df3dc63b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in d_alloc_parallel
2024/10/15 16:58 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d8bce6e34be 14943bb8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in d_alloc_parallel
2021/01/15 05:57 upstream 146620506274 65a7a854 .config console log report info ci-upstream-kasan-gce-selinux-root
2019/07/21 13:08 upstream c6dd78fcb8ee 1656845f .config console log report ci-upstream-kasan-gce-smack-root
* Struck through repros no longer work on HEAD.