| Title | Replies (including bot) | Last reply |
|---|---|---|
| [syzbot] [jfs?] INFO: task hung in diNewExt | 0 (1) | 2025/10/24 23:11 |
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| Title | Replies (including bot) | Last reply |
|---|---|---|
| [syzbot] [jfs?] INFO: task hung in diNewExt | 0 (1) | 2025/10/24 23:11 |
| Created | Duration | User | Patch | Repo | Result |
|---|---|---|---|---|---|
| 2025/11/07 05:01 | 1h25m | retest repro | linux-next | report log |
INFO: task syz.2.19:6098 blocked for more than 143 seconds.
Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.19 state:D stack:24120 pid:6098 tgid:6097 ppid:5976 task_flags:0x400140 flags:0x00080003
Call Trace:
context_switch kernel/sched/core.c:5254 [inline]
__schedule+0x17c4/0x4d60 kernel/sched/core.c:6862
__schedule_loop kernel/sched/core.c:6944 [inline]
schedule+0x165/0x360 kernel/sched/core.c:6959
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7016
rwsem_down_read_slowpath+0x5fd/0x8f0 kernel/locking/rwsem.c:1086
__down_read_common kernel/locking/rwsem.c:1261 [inline]
__down_read kernel/locking/rwsem.c:1274 [inline]
down_read_nested+0x9a/0x2f0 kernel/locking/rwsem.c:1663
diNewExt+0x9af/0x3150 fs/jfs/jfs_imap.c:2261
diAllocExt fs/jfs/jfs_imap.c:1952 [inline]
diAllocAG+0xe86/0x1df0 fs/jfs/jfs_imap.c:1669
diAlloc+0x1d5/0x1680 fs/jfs/jfs_imap.c:1590
ialloc+0x8c/0x8f0 fs/jfs/jfs_inode.c:56
jfs_mkdir+0x193/0xa70 fs/jfs/namei.c:225
vfs_mkdir+0x306/0x510 fs/namei.c:4453
do_mkdirat+0x247/0x590 fs/namei.c:4486
__do_sys_mkdirat fs/namei.c:4503 [inline]
__se_sys_mkdirat fs/namei.c:4501 [inline]
__x64_sys_mkdirat+0x87/0xa0 fs/namei.c:4501
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa19698efc9
RSP: 002b:00007fa197895038 EFLAGS: 00000246
RBP: 00007fa196a11f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
INFO: task syz.0.17:6103 blocked for more than 148 seconds.
Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.17 state:D
stack:25592 pid:6103 tgid:6102 ppid:5971 task_flags:0x400140 flags:0x00080003
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5254 [inline]
__schedule+0x17c4/0x4d60 kernel/sched/core.c:6862
__schedule_loop kernel/sched/core.c:6944 [inline]
schedule+0x165/0x360 kernel/sched/core.c:6959
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7016
rwsem_down_read_slowpath+0x5fd/0x8f0 kernel/locking/rwsem.c:1086
__down_read_common kernel/locking/rwsem.c:1261 [inline]
__down_read kernel/locking/rwsem.c:1274 [inline]
down_read_nested+0x9a/0x2f0 kernel/locking/rwsem.c:1663
dbAlloc+0x3a7/0xba0 fs/jfs/jfs_dmap.c:790
diNewExt+0x9af/0x3150 fs/jfs/jfs_imap.c:2261
diAllocExt fs/jfs/jfs_imap.c:1952 [inline]
diAllocAG+0xe86/0x1df0 fs/jfs/jfs_imap.c:1669
diAlloc+0x1d5/0x1680 fs/jfs/jfs_imap.c:1590
ialloc+0x8c/0x8f0 fs/jfs/jfs_inode.c:56
jfs_mkdir+0x193/0xa70 fs/jfs/namei.c:225
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025/10/24 02:43 | linux-next | aaa9c3550b60 | c0460fcd | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] | ci-upstream-linux-next-kasan-gce-root | INFO: task hung in diNewExt |