Date | Name | Commit | Repro | Result |
---|---|---|---|---|
2024/09/20 | linux-5.15.y (ToT) | 3a5928702e71 | C | [report] INFO: task hung in truncate_inode_pages_final |
2024/09/20 | upstream (ToT) | baeb9a7d8b60 | C | Didn't crash |
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Date | Name | Commit | Repro | Result |
---|---|---|---|---|
2024/09/20 | linux-5.15.y (ToT) | 3a5928702e71 | C | [report] INFO: task hung in truncate_inode_pages_final |
2024/09/20 | upstream (ToT) | baeb9a7d8b60 | C | Didn't crash |
INFO: task syz-executor:4137 blocked for more than 143 seconds. Not tainted 5.15.167-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack: 0 pid: 4137 ppid: 1 flags:0x00000009 Call trace: __switch_to+0x308/0x5e8 arch/arm64/kernel/process.c:518 context_switch kernel/sched/core.c:5027 [inline] __schedule+0xf10/0x1e48 kernel/sched/core.c:6373 schedule+0x11c/0x1c8 kernel/sched/core.c:6456 io_schedule+0x8c/0x194 kernel/sched/core.c:8481 wait_on_page_bit_common+0x6fc/0xc14 mm/filemap.c:1356 __lock_page+0x8c/0xa8 mm/filemap.c:1648 lock_page include/linux/pagemap.h:625 [inline] truncate_inode_pages_range+0x888/0xbe0 mm/truncate.c:394 truncate_inode_pages mm/truncate.c:425 [inline] truncate_inode_pages_final+0x94/0xd0 mm/truncate.c:464 ntfs_evict_big_inode+0x3c/0x430 fs/ntfs/inode.c:2251 evict+0x418/0x894 fs/inode.c:622 dispose_list fs/inode.c:655 [inline] evict_inodes+0x6b4/0x74c fs/inode.c:705 generic_shutdown_super+0x9c/0x29c fs/super.c:454 kill_block_super+0x70/0xdc fs/super.c:1425 deactivate_locked_super+0xb8/0x13c fs/super.c:335 deactivate_super+0x108/0x128 fs/super.c:366 cleanup_mnt+0x3c0/0x474 fs/namespace.c:1143 __cleanup_mnt+0x20/0x30 fs/namespace.c:1150 task_work_run+0x130/0x1e4 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x262c/0x32b8 arch/arm64/kernel/signal.c:946 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xfc/0x1f0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Showing all locks held in the system: 1 lock held by khungtaskd/27: #0: ffff800014c917e0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:311 2 locks held by getty/3779: #0: ffff0000d4508098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 drivers/tty/tty_ldsem.c:340 #1: ffff80001d68e2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1204 drivers/tty/n_tty.c:2158 1 lock held by syz-executor/4137: #0: ffff0000d51fe0e0 (&type->s_umount_key#50){+.+.}-{3:3}, at: deactivate_super+0x100/0x128 fs/super.c:365 4 locks held by syz.0.3133/13664: =============================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/09/19 16:07 | linux-5.15.y | 3a5928702e71 | c673ca06 | .config | console log | report | syz / log | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-linux-5-15-kasan-arm64 | INFO: task hung in truncate_inode_pages_final |