syzbot


panic: runtime error: floating point error (2)

Status: premoderation: reported syz repro on 2023/01/17 08:13
Reported-by: syzbot+d4ca1bae45569415fcde@syzkaller.appspotmail.com
First crash: 522d, last: 71d
Cause bisection: failed (error log, bisect log)
  
Fix bisection: failed (error log, bisect log)
  
Similar bugs (7)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-54 panic: runtime error: floating point error syz 5 63d 513d 0/2 upstream: reported syz repro on 2023/01/26 18:24
android-5-10 panic: runtime error: floating point error 1 669d 669d 0/2 auto-obsoleted due to no activity on 2022/11/21 00:58
upstream panic: runtime error: floating point error (2) syz error 13 49d 333d 0/27 upstream: reported syz repro on 2023/07/25 08:02
android-5-15 panic: runtime error: floating point error 3 522d 570d 0/2 auto-obsoleted due to no activity on 2023/04/24 18:55
android-6-1 panic: runtime error: floating point error (2) origin:lts missing-backport syz 9 36d 178d 0/2 premoderation: reported syz repro on 2023/12/27 20:43
android-6-1 panic: runtime error: floating point error 1 308d 308d 0/2 auto-obsoleted due to no activity on 2023/11/17 15:39
upstream panic: runtime error: floating point error kernel 2 496d 775d 22/27 fixed on 2023/02/24 13:50
Last patch testing requests (6)
Created Duration User Patch Repo Result
2024/04/29 00:03 9m retest repro android13-5.10-lts report log
2024/02/18 22:46 6m retest repro android13-5.10-lts report log
2023/12/10 22:35 5m retest repro android13-5.10-lts report log
2023/10/01 22:05 29m retest repro android13-5.10-lts report log
2023/07/23 21:52 12m retest repro android13-5.10-lts report log
2023/05/14 21:38 13m retest repro android13-5.10-lts report log

Sample crash report:
2023/01/17 08:05:00 executed programs: 93
panic: runtime error: floating point error
[signal SIGFPE: floating-point exception code=0x80 addr=0x0 pc=0x6edf8d]

goroutine 8 [running]:
github.com/google/syzkaller/prog.(*PointerArg).Size(0xcbf538)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prog.go:152 +0x8d
github.com/google/syzkaller/prog.foreachArgImpl({0xcbf4f8, 0xc000085a80}, 0xc00064cd40, 0xc00005fb38)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:152 +0x6be
github.com/google/syzkaller/prog.foreachArgImpl({0xcbf538, 0xc0007f6210}, 0xc00064cd40, 0xc00005fb38)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:168 +0x337
github.com/google/syzkaller/prog.ForeachArg(0xc00048eb90, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:127 +0x105
github.com/google/syzkaller/prog.(*Prog).FallbackSignal(0xc0007f0c80, {0xc000644a80, 0x9, 0x7f2847683000})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:249 +0x294
github.com/google/syzkaller/pkg/ipc.addFallbackSignal(0xc00052e070, 0xc00056f0e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:322 +0x85
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000078120, 0x1000000000000, 0xc0007f0c80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:296 +0x392
main.(*Context).execute(0xc00052e000, 0x3, 0x0, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:172 +0x151
main.(*Context).run(0xc00052e000, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:157 +0xed
main.main.func3()
	/syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:120 +0x5c
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:118 +0x61c

Crashes (8):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/01/17 08:12 android12-5.10-lts 416c4356f372 a63719e7 .config console log report syz [disk image] [vmlinux] [kernel image] ci2-android-5-10 panic: runtime error: floating point error
2024/04/12 07:19 android13-5.10-lts 4e1bc8d8e8ae 27de0a5c .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 panic: runtime error: floating point error
2024/04/06 15:59 android13-5.10-lts e7daca75b4c3 ca620dd8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf panic: runtime error: floating point error
2024/04/03 03:10 android13-5.10-lts e7daca75b4c3 7925100d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf panic: runtime error: floating point error
2024/03/31 09:04 android13-5.10-lts e7daca75b4c3 6baf5069 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf panic: runtime error: floating point error
2024/03/23 00:41 android13-5.10-lts e7daca75b4c3 4b6cdce6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf panic: runtime error: floating point error
2024/01/11 00:30 android13-5.10-lts 721689706261 04815ef1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 panic: runtime error: floating point error
2023/12/16 14:58 android13-5.10-lts f722f6ad16cf 3222d10c .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 panic: runtime error: floating point error
* Struck through repros no longer work on HEAD.