Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in ext4_mpage_readpages / generic_write_end ext4 | 2 | 1328d | 1358d | 0/26 | auto-closed as invalid on 2020/10/25 03:16 |
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Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in ext4_mpage_readpages / generic_write_end ext4 | 2 | 1328d | 1358d | 0/26 | auto-closed as invalid on 2020/10/25 03:16 |
================================================================== BUG: KCSAN: data-race in ext4_mpage_readpages / generic_write_end write to 0xffff88811b812ac8 of 8 bytes by task 3147 on cpu 1: i_size_write include/linux/fs.h:913 [inline] generic_write_end+0x96/0x180 fs/buffer.c:2186 ext4_da_write_end+0x4de/0x630 fs/ext4/inode.c:3059 generic_perform_write+0x261/0x400 mm/filemap.c:3767 ext4_buffered_write_iter+0x25b/0x380 fs/ext4/file.c:269 ext4_file_write_iter+0x2e7/0x1200 call_write_iter include/linux/fs.h:2162 [inline] do_iter_readv_writev+0x2de/0x380 fs/read_write.c:725 do_iter_write+0x192/0x5c0 fs/read_write.c:851 vfs_iter_write+0x4c/0x70 fs/read_write.c:892 iter_file_splice_write+0x43a/0x790 fs/splice.c:689 do_splice_from fs/splice.c:767 [inline] direct_splice_actor+0x80/0xa0 fs/splice.c:936 splice_direct_to_actor+0x345/0x650 fs/splice.c:891 do_splice_direct+0x106/0x190 fs/splice.c:979 do_sendfile+0x675/0xc40 fs/read_write.c:1245 __do_sys_sendfile64 fs/read_write.c:1310 [inline] __se_sys_sendfile64 fs/read_write.c:1296 [inline] __x64_sys_sendfile64+0x102/0x140 fs/read_write.c:1296 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff88811b812ac8 of 8 bytes by task 3174 on cpu 0: i_size_read include/linux/fs.h:891 [inline] ext4_readpage_limit fs/ext4/readpage.c:221 [inline] ext4_mpage_readpages+0x395/0x1080 fs/ext4/readpage.c:265 ext4_readahead+0x99/0xa0 fs/ext4/inode.c:3199 read_pages+0xba/0x5f0 mm/readahead.c:129 page_cache_ra_unbounded+0x3d2/0x430 mm/readahead.c:238 ondemand_readahead+0x4f8/0x700 page_cache_async_ra+0xed/0x120 mm/readahead.c:608 page_cache_async_readahead include/linux/pagemap.h:1052 [inline] filemap_readahead mm/filemap.c:2531 [inline] filemap_get_pages mm/filemap.c:2572 [inline] filemap_read+0x500/0x16d0 mm/filemap.c:2642 generic_file_read_iter+0x72/0x2a0 mm/filemap.c:2792 ext4_file_read_iter+0x1db/0x290 call_read_iter include/linux/fs.h:2156 [inline] generic_file_splice_read+0x24f/0x330 fs/splice.c:311 do_splice_to fs/splice.c:796 [inline] splice_direct_to_actor+0x2aa/0x650 fs/splice.c:870 do_splice_direct+0x106/0x190 fs/splice.c:979 do_sendfile+0x675/0xc40 fs/read_write.c:1245 __do_sys_sendfile64 fs/read_write.c:1310 [inline] __se_sys_sendfile64 fs/read_write.c:1296 [inline] __x64_sys_sendfile64+0x102/0x140 fs/read_write.c:1296 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x0000000001bdb800 -> 0x0000000001bdc000 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 3174 Comm: syz-executor.0 Not tainted 5.16.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2021/12/05 19:46 | upstream | 944207047ca4 | a617004c | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/11/29 14:37 | upstream | d58071a8a76d | d0830353 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/11/12 12:53 | upstream | 5833291ab6de | 75b04091 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/11/12 00:11 | upstream | ca2ef2d9f2aa | 75b04091 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/11/10 18:07 | upstream | 89d714ab6043 | 75b04091 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/10/22 15:36 | upstream | 64222515138e | 282f03fb | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/10/22 14:07 | upstream | 64222515138e | 55f90bc6 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/10/12 22:14 | upstream | f4d0cc426f77 | 08362356 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/10/09 09:37 | upstream | 5d6ab0bb408f | efe0f24d | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/09/27 10:25 | upstream | 5816b3e6577e | 78494d16 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/09/24 09:18 | upstream | f9e36107ec70 | 8cac236e | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/09/10 01:20 | upstream | bf9f243f23e6 | e2776ee4 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/08/25 19:05 | upstream | fe67f4dd8daa | b599f2fc | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/07/30 05:32 | upstream | 764a5bc89b12 | c585c7b0 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/07/16 22:34 | upstream | 0d18c12b288a | f115ae98 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/06/19 22:21 | upstream | 913ec3c22ef4 | aba2b2fb | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/05/28 01:40 | upstream | 97e5bf604b7a | 858ea628 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/05/17 21:20 | upstream | d07f6ca923ea | a343ba6b | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/05/14 02:57 | upstream | 315d99318179 | 8bdd5343 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/05/07 21:18 | upstream | 1ad77a05cfae | bc5434be | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end | |||
2021/04/04 22:05 | upstream | e49d033bddf5 | 6a81331a | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in ext4_mpage_readpages / generic_write_end |