syzbot


panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
Status: upstream: reported on 2021/07/08 00:02
Reported-by: syzbot+1593381019112e5bb35c@syzkaller.appspotmail.com
First crash: 200d, last: 6d11h
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd panic: ASan: Invalid access, 1-byte write at ADDR, UMAUseAfterFree(fd) syz 222 143d 200d 0/2 closed as dup on 2021/09/07 23:38
freebsd panic: ASan: Invalid access, 8-byte write at ADDR, UMAUseAfterFree(fd) 19 198d 199d 0/2 auto-closed as invalid on 2021/09/07 16:49

Sample crash report:

Crashes (440):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-freebsd-main 2021/08/13 13:29 https://github.com/freebsd/freebsd-src.git main a16771de4c1e 3fd2ea69 log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/08/13 11:52 https://github.com/freebsd/freebsd-src.git main a16771de4c1e 3fd2ea69 log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/08/12 23:03 https://github.com/freebsd/freebsd-src.git main c5bf58add0d5 3fd2ea69 log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/08/12 16:33 https://github.com/freebsd/freebsd-src.git main c15384f89631 6972b106 log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/08/12 11:36 https://github.com/freebsd/freebsd-src.git main c15384f89631 6972b106 log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/08/12 00:53 https://github.com/freebsd/freebsd-src.git main 95c51fafa40d 6972b106 log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/08/11 09:25 https://github.com/freebsd/freebsd-src.git main 67f508db84b8 6972b106 log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/08/10 21:42 https://github.com/freebsd/freebsd-src.git main e7a13643b17c 6972b106 log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/08/10 20:35 https://github.com/freebsd/freebsd-src.git main e7a13643b17c 6972b106 log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/08/10 09:13 https://github.com/freebsd/freebsd-src.git main 4a5a67fe679d 6972b106 log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/07/07 20:40 https://github.com/freebsd/freebsd-src.git main da2f833f7a0b 95793bce log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/08/12 02:30 https://github.com/freebsd/freebsd-src.git main 95c51fafa40d 6972b106 log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/08/11 22:05 https://github.com/freebsd/freebsd-src.git main 95c51fafa40d 6972b106 log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/08/11 12:03 https://github.com/freebsd/freebsd-src.git main 67f508db84b8 6972b106 log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/08/11 01:45 https://github.com/freebsd/freebsd-src.git main 8f642f797a03 6972b106 log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/08/10 16:49 https://github.com/freebsd/freebsd-src.git main 8f642f797a03 6972b106 log report panic: ASan: Invalid access, 4-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2022/01/16 22:40 https://github.com/freebsd/freebsd-src.git main c8f8299a230d 723cfaf0 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2022/01/09 09:10 https://github.com/freebsd/freebsd-src.git main 6d06bc688eb5 2ca0d385 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/12/16 13:46 https://github.com/freebsd/freebsd-src.git main b214fcceacad 8dd6a5e3 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/12/09 23:27 https://github.com/freebsd/freebsd-src.git main dabd8bf9145a 4d4ce9bc log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/12/01 21:28 https://github.com/freebsd/freebsd-src.git main dabd8bf9145a 61f86278 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/30 14:08 https://github.com/freebsd/freebsd-src.git main 4f924a786ae0 80270552 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/29 18:02 https://github.com/freebsd/freebsd-src.git main 4f924a786ae0 d0830353 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/19 20:44 https://github.com/freebsd/freebsd-src.git main bebff615877e 3a9d0024 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/19 16:39 https://github.com/freebsd/freebsd-src.git main 32854e528ac6 3a9d0024 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/18 15:32 https://github.com/freebsd/freebsd-src.git main 32854e528ac6 31a30fc0 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/17 00:42 https://github.com/freebsd/freebsd-src.git main 32854e528ac6 cafff8b6 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/16 11:58 https://github.com/freebsd/freebsd-src.git main 123b5b876377 600426bd log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/16 04:25 https://github.com/freebsd/freebsd-src.git main 9b8eb1c5b62d 83f5c9b5 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/15 21:47 https://github.com/freebsd/freebsd-src.git main fb4114332463 83f5c9b5 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/15 14:12 https://github.com/freebsd/freebsd-src.git main fb4114332463 83f5c9b5 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/15 01:42 https://github.com/freebsd/freebsd-src.git main 75c666197cc7 83f5c9b5 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/15 00:26 https://github.com/freebsd/freebsd-src.git main 75c666197cc7 83f5c9b5 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/14 10:46 https://github.com/freebsd/freebsd-src.git main 20aa359773be 83f5c9b5 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/11 04:51 https://github.com/freebsd/freebsd-src.git main 448bcd01dc5e 75b04091 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/03 08:06 https://github.com/freebsd/freebsd-src.git main 331883a2f2e9 17f3edd2 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/11/02 21:57 https://github.com/freebsd/freebsd-src.git main a670e1c13a52 17f3edd2 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-main 2021/10/24 16:21 https://github.com/freebsd/freebsd-src.git main dfd704b7fb2c 282f03fb log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2022/01/17 16:58 https://github.com/freebsd/freebsd-src.git main 779fd0534466 731a2d23 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/12/28 16:12 https://github.com/freebsd/freebsd-src.git main f7926a6d0c10 6b3c5e64 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/12/11 02:16 https://github.com/freebsd/freebsd-src.git main 479ea5cf2d7a 49ca1f59 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/12/03 14:40 https://github.com/freebsd/freebsd-src.git main ea68079ffd84 c7c20675 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/11/30 02:35 https://github.com/freebsd/freebsd-src.git main 147bf5e930b7 d0830353 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/11/28 17:25 https://github.com/freebsd/freebsd-src.git main 4f924a786ae0 63eeac02 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/11/26 05:44 https://github.com/freebsd/freebsd-src.git main cc7decfcf93b 63eeac02 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/11/08 20:45 https://github.com/freebsd/freebsd-src.git main 561cd74b1704 d29682f1 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/10/15 22:11 https://github.com/freebsd/freebsd-src.git main 67829b6307b8 0c5d9412 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/10/11 19:53 https://github.com/freebsd/freebsd-src.git main 2b68eb8e1dbb 838e7e2c log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/10/10 00:46 https://github.com/freebsd/freebsd-src.git main 0f14bcbe3840 838e7e2c log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/10/09 12:10 https://github.com/freebsd/freebsd-src.git main 032448cd2c52 838e7e2c log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/09/14 17:36 https://github.com/freebsd/freebsd-src.git main e6c19aa94da4 07e953c1 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)
ci-freebsd-i386 2021/09/13 18:29 https://github.com/freebsd/freebsd-src.git main 45feade38ec3 58d09404 log report panic: ASan: Invalid access, NUM-byte write at ADDR, UMAUseAfterFree(fd)