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================================================================== BUG: KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked read-write to 0xffff888106af2f60 of 8 bytes by task 12930 on cpu 1: redirty_tail_locked+0x56/0x270 fs/fs-writeback.c:1346 requeue_inode fs/fs-writeback.c:1609 [inline] writeback_sb_inodes+0x903/0xb20 fs/fs-writeback.c:1976 __writeback_inodes_wb+0x9a/0x1a0 fs/fs-writeback.c:2018 wb_writeback+0x270/0x720 fs/fs-writeback.c:2129 wb_check_start_all fs/fs-writeback.c:2255 [inline] wb_do_writeback fs/fs-writeback.c:2281 [inline] wb_workfn+0x4ea/0x940 fs/fs-writeback.c:2314 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0x483/0x9a0 kernel/workqueue.c:3312 worker_thread+0x526/0x730 kernel/workqueue.c:3393 kthread+0x1d1/0x210 kernel/kthread.c:389 ret_from_fork+0x4b/0x60 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 read to 0xffff888106af2f60 of 8 bytes by task 2428 on cpu 0: __mark_inode_dirty+0x19f/0x7e0 fs/fs-writeback.c:2508 mark_buffer_dirty+0x165/0x250 fs/buffer.c:1211 __block_commit_write fs/buffer.c:2200 [inline] block_write_end+0x158/0x2e0 fs/buffer.c:2276 ext4_da_do_write_end fs/ext4/inode.c:2952 [inline] ext4_da_write_end+0x1ad/0x860 fs/ext4/inode.c:3025 generic_perform_write+0x276/0x410 mm/filemap.c:4026 ext4_buffered_write_iter+0x1f6/0x380 fs/ext4/file.c:299 ext4_file_write_iter+0x29f/0xe30 new_sync_write fs/read_write.c:497 [inline] vfs_write+0x78f/0x900 fs/read_write.c:590 ksys_write+0xeb/0x1b0 fs/read_write.c:643 __do_sys_write fs/read_write.c:655 [inline] __se_sys_write fs/read_write.c:652 [inline] __x64_sys_write+0x42/0x50 fs/read_write.c:652 x64_sys_call+0x27ef/0x2d70 arch/x86/include/generated/asm/syscalls_64.h:2 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xc9/0x1c0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/06/10 04:43 | upstream | 83a7eefedc9b | 82c05ab8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked |