ci2 starts bisection 2023-04-08 01:13:54.428846665 +0000 UTC m=+15365.437187155 bisecting fixing commit since 42616e0f09fb4e9a6c59892a227f7bdefbd2d6d3 building syzkaller on 4fc6d98dc6e07cb8bfec99a0e049b31083fa09d1 ensuring issue is reproducible on original commit 42616e0f09fb4e9a6c59892a227f7bdefbd2d6d3 testing commit 42616e0f09fb4e9a6c59892a227f7bdefbd2d6d3 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 50a273ee6c0ad8bf8c0d553bf2d67d2a5251831e7aa3836516f6b721a0a4c3ee run #0: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0024110e0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #1: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc002b00eb0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #2: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc002b00ff0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #3: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc002b010e0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #4: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc002b01180] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #5: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc002411310] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #6: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc002411400] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #7: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc002b014a0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #8: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc000868050] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #9: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0008684b0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #10: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc000868870] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #11: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc00105e2d0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #12: crashed: INFO: rcu detected stall in corrupted run #13: crashed: INFO: rcu detected stall in corrupted run #14: crashed: INFO: rcu detected stall in corrupted run #15: crashed: UBSAN: array-index-out-of-bounds in find_lock_entries run #16: crashed: INFO: task hung in __filemap_get_folio run #17: crashed: UBSAN: array-index-out-of-bounds in find_lock_entries run #18: crashed: INFO: task hung in __filemap_get_folio run #19: crashed: INFO: task hung in __filemap_get_folio testing current HEAD 543aff194ab6286af7791c5a138978ee7da4c93f testing commit 543aff194ab6286af7791c5a138978ee7da4c93f gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: b80d96bcbc4281e0cb077af8c0b3fb9fce2aa6d590718920f17249ffee71b217 run #0: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0033101e0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #1: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc001518e60] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #2: crashed: INFO: rcu detected stall in corrupted run #3: crashed: INFO: rcu detected stall in corrupted run #4: crashed: INFO: rcu detected stall in corrupted run #5: crashed: INFO: rcu detected stall in corrupted run #6: crashed: UBSAN: array-index-out-of-bounds in find_lock_entries run #7: crashed: INFO: rcu detected stall in corrupted run #8: crashed: KASAN: out-of-bounds Write in end_buffer_read_sync run #9: crashed: INFO: task hung in __filemap_get_folio revisions tested: 2, total time: 1h13m51.692094473s (build: 55m26.718037432s, test: 15m47.6602259s) the crash still happens on HEAD commit msg: Linux 6.1.23 crash: INFO: task hung in __filemap_get_folio INFO: task syz-executor.3:12945 blocked for more than 143 seconds. Not tainted 6.1.23-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack:0 pid:12945 ppid:4779 flags:0x00000009 Call trace: __switch_to+0x280/0x5b4 arch/arm64/kernel/process.c:553 context_switch kernel/sched/core.c:5241 [inline] __schedule+0xec4/0x1c5c kernel/sched/core.c:6554 schedule+0xc4/0x170 kernel/sched/core.c:6630 io_schedule+0x8c/0x188 kernel/sched/core.c:8774 folio_wait_bit_common+0x604/0x970 mm/filemap.c:1296 __folio_lock mm/filemap.c:1659 [inline] folio_lock include/linux/pagemap.h:939 [inline] __filemap_get_folio+0x35c/0x7f0 mm/filemap.c:1931 truncate_inode_pages_range+0x3a8/0xbd0 mm/truncate.c:378 truncate_inode_pages mm/truncate.c:452 [inline] truncate_inode_pages_final+0x7c/0xa8 mm/truncate.c:487 ntfs_evict_inode+0x1c/0xac fs/ntfs3/inode.c:1754 evict+0x220/0x584 fs/inode.c:664 iput_final fs/inode.c:1747 [inline] iput+0x640/0x708 fs/inode.c:1773 ntfs_fill_super+0x2ad0/0x32c8 fs/ntfs3/super.c:1190 get_tree_bdev+0x318/0x4d8 fs/super.c:1346 ntfs_fs_get_tree+0x18/0x24 fs/ntfs3/super.c:1359 vfs_get_tree+0x88/0x224 fs/super.c:1553 do_new_mount+0x1a4/0x6fc fs/namespace.c:3040 path_mount+0x4f8/0xa50 fs/namespace.c:3370 do_mount fs/namespace.c:3383 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __arm64_sys_mount+0x3a0/0x44c fs/namespace.c:3568 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x7c/0x258 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x160/0x1e4 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x54/0x178 arch/arm64/kernel/syscall.c:206 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581 Showing all locks held in the system: 1 lock held by rcu_tasks_kthre/12: #0: ffff8000143cc0b0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 kernel/rcu/tasks.h:510 1 lock held by rcu_tasks_trace/13: #0: ffff8000143cc8b0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 kernel/rcu/tasks.h:510 1 lock held by khungtaskd/28: #0: ffff8000143cbee0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:305 1 lock held by udevd/3839: 2 locks held by getty/3992: #0: ffff0000d3dd9098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x38/0x48 drivers/tty/tty_ldsem.c:340 #1: ffff800018c902f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x30c/0xe68 drivers/tty/n_tty.c:2177 2 locks held by kworker/0:3/4329: #0: ffff0000c0021d38 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x5b0/0x117c kernel/workqueue.c:2262 #1: ffff80001c277c00 ((work_completion)(&rew->rew_work)){+.+.}-{0:0}, at: process_one_work+0x5f0/0x117c kernel/workqueue.c:2264 1 lock held by syz-executor.5/4792: #0: ffff8000143d14b8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:324 [inline] #0: ffff8000143d14b8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x394/0x768 kernel/rcu/tree_exp.h:948 1 lock held by syz-executor.1/4793: #0: ffff8000143d14b8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:324 [inline] #0: ffff8000143d14b8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x394/0x768 kernel/rcu/tree_exp.h:948 1 lock held by syz-executor.3/12945: #0: ffff0000dc3400e0 (&type->s_umount_key#47/1){+.+.}-{3:3}, at: alloc_super+0x180/0x72c fs/super.c:228 1 lock held by syz-executor.0/20399: =============================================